:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color:#213547;background-color:#fff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;padding:0;min-width:320px;min-height:100vh;width:100%}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.back-button{background:transparent;border:2px solid var(--accent-color, #3b82f6);color:var(--accent-color, #3b82f6);padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease;display:flex;align-items:center;gap:8px;font-family:inherit}.back-button:hover{background:var(--accent-color, #3b82f6);color:#fff}.back-btn,.quarter-selection-back-btn,.payment-page__back-btn,.back-button-header{background:transparent;border:2px solid var(--accent-color, #3b82f6);color:var(--accent-color, #3b82f6);padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease;display:flex;align-items:center;gap:8px;font-family:inherit}.back-btn:hover,.quarter-selection-back-btn:hover,.payment-page__back-btn:hover,.back-button-header:hover{background:var(--accent-color, #3b82f6);color:#fff}.bottom-navbar{position:fixed;bottom:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-around;background:var(--bg-card, #ffffff);border-radius:28px 28px 0 0;padding:18px 8px;padding-bottom:calc(18px + env(safe-area-inset-bottom,0px));box-shadow:0 -4px 24px #3a18671a}.bottom-nav-indicator{position:absolute;width:60px;height:60px;border-radius:50%;background:#ede7f6;pointer-events:none;z-index:0;transition:left .35s cubic-bezier(.34,1.56,.64,1),top .35s cubic-bezier(.34,1.56,.64,1)}:root.dark-theme .bottom-nav-indicator{background:#9e57ea2e}.bottom-nav-btn{display:flex;align-items:center;justify-content:center;background:none;border:none;cursor:pointer;padding:12px;border-radius:16px;transition:transform .15s ease,color .2s ease;min-width:52px;min-height:52px;color:#3a1867;-webkit-tap-highlight-color:transparent;outline:none;position:relative;z-index:1}.bottom-nav-btn:active{transform:scale(.86)}.bottom-nav-btn.active{color:#9e57ea}:root.dark-theme .bottom-navbar{box-shadow:0 -4px 24px #00000059}:root.dark-theme .bottom-nav-btn{color:#b39ddb}:root.dark-theme .bottom-nav-btn.active{color:#ce93d8}.sidebar-overlay{position:fixed;inset:0;background-color:#00000080;z-index:1001;transition:opacity .3s ease}.sidebar{position:fixed;top:0;right:-400px;width:400px;height:100vh;height:100dvh;background:var(--bg-card);box-shadow:-2px 0 10px #0000001a;z-index:1002;transition:right .3s ease;display:flex;flex-direction:column;overflow:hidden}:root.dark-theme .sidebar{box-shadow:-2px 0 10px #0000004d}.sidebar-open{right:0}.sidebar-header{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid var(--border-color);background:var(--bg-secondary)}.sidebar-title{margin:0;font-size:20px;font-weight:600;color:var(--text-primary)}.sidebar-close-btn{background:none;border:none;padding:8px;cursor:pointer;border-radius:8px;transition:background-color .2s ease;display:flex;align-items:center;justify-content:center}.sidebar-close-btn:hover{background-color:var(--border-color)}.sidebar-content{flex:1;padding:20px;padding-bottom:calc(20px + env(safe-area-inset-bottom));overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.sidebar-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-align:center}.sidebar-error{text-align:center;padding:20px}.sidebar-error p{color:var(--error-text);margin-bottom:16px}.retry-btn{background:var(--accent-color);color:#fff;border:none;padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px;transition:background-color .2s ease}.profile-button{display:flex;align-items:center;gap:16px;margin-bottom:24px;padding:16px;background:var(--bg-secondary);border-radius:12px;border:2px solid var(--accent-color);cursor:pointer;transition:all .2s ease}.profile-button:hover{transform:translateY(-1px);box-shadow:0 2px 8px color-mix(in srgb,var(--accent-color) 10%,transparent);background:color-mix(in srgb,var(--accent-color) 2%,transparent)}.profile-button-icon{width:48px;height:48px;border-radius:50%;background:var(--avatar-bg);display:flex;align-items:center;justify-content:center;flex-shrink:0}.profile-button-content{flex:1;min-width:0}.profile-button-title{display:block;font-size:16px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.profile-button-subtitle{display:block;font-size:14px;color:var(--text-muted)}.navigation-menu{margin-bottom:24px}.nav-item{display:flex;align-items:center;gap:12px;padding:14px 16px;margin-bottom:8px;background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;cursor:pointer;transition:all .2s ease}.nav-item:hover{transform:translateY(-1px);box-shadow:0 2px 8px color-mix(in srgb,var(--accent-color) 10%,transparent);background:color-mix(in srgb,var(--accent-color) 2%,transparent)}.nav-item-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.nav-item-content{flex:1;min-width:0}.nav-item-title{display:block;font-size:16px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.nav-item-subtitle{display:block;font-size:12px;color:var(--text-muted)}.back-button{margin-bottom:20px;padding:12px 16px;background:var(--bg-secondary);border-radius:8px;cursor:pointer;transition:background-color .2s ease}.back-button:hover{background:var(--border-color)}.back-button span{font-size:14px;color:var(--text-secondary);font-weight:500}.logout-section{margin-top:auto;padding-top:20px;border-top:1px solid var(--border-color)}.logout-btn{width:100%;background:none;color:var(--error-color);border:2px solid var(--error-color);padding:12px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:8px}.logout-btn:hover{background:var(--error-color);color:#fff}.user-info{display:flex;align-items:center;gap:16px;margin-bottom:24px;padding:20px;background:var(--bg-secondary);border-radius:12px;border:2px solid var(--accent-color)}.user-avatar{width:60px;height:60px;border-radius:50%;background:var(--avatar-bg);display:flex;align-items:center;justify-content:center;flex-shrink:0}.user-details{flex:1;min-width:0}.user-name{margin:0 0 4px;font-size:18px;font-weight:600;color:var(--text-primary);word-wrap:break-word}.user-username{margin:0 0 8px;font-size:14px;color:var(--text-muted);word-wrap:break-word}.premium-badge{display:inline-flex;align-items:center;gap:4px;background:var(--premium-bg);color:var(--premium-text);padding:4px 8px;border-radius:12px;font-size:12px;font-weight:500}.profile-stats{margin-bottom:24px}.stat-item{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;padding:16px;margin-bottom:8px;background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;transition:all .2s ease}.stat-item:hover{transform:translateY(-1px);box-shadow:0 2px 8px color-mix(in srgb,var(--accent-color) 10%,transparent);background:color-mix(in srgb,var(--accent-color) 2%,transparent)}.stat-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-content{display:flex;flex-direction:column;align-items:center;text-align:center;gap:2px}.stat-value{display:block;font-size:20px;font-weight:600;color:var(--text-primary);line-height:1.2}.stat-label{display:block;font-size:12px;color:var(--text-muted);line-height:1.2}.premium-info{margin-bottom:24px;padding:16px;background:var(--premium-bg);border:2px solid var(--premium-border);border-radius:12px}.premium-info h4{margin:0 0 8px;font-size:16px;font-weight:600;color:var(--premium-text)}.premium-info p{margin:0;font-size:14px;color:var(--premium-text)}.account-info{margin-bottom:24px}.account-info h4{margin:0 0 16px;font-size:16px;font-weight:600;color:var(--text-primary)}.info-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border-color)}.info-item:last-child{border-bottom:none}.info-label{font-size:14px;color:var(--text-muted);font-weight:500}.info-value{font-size:14px;color:var(--text-primary);font-weight:400;word-wrap:break-word;text-align:right;max-width:60%}.parent-settings-section{margin-top:16px;padding:16px;background:var(--info-bg);border-radius:12px;border:1px solid var(--info-border)}.parent-settings-section h4{margin:0 0 6px;font-size:15px;font-weight:600;color:var(--info-text)}.parent-settings-description{margin:0 0 12px;font-size:13px;color:var(--info-text);line-height:1.3}.parent-settings-btn{width:100%;background:var(--accent-color);color:#fff;border:none;padding:10px 14px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600;transition:all .2s ease}.parent-settings-btn:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 2px 4px color-mix(in srgb,var(--accent-color) 30%,transparent)}.sidebar-footer{padding:20px;border-top:1px solid var(--border-color);background:var(--bg-secondary)}.sidebar-footer .logout-btn{width:100%;background:var(--error-color);color:#fff;border:none;padding:12px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:background-color .2s ease}.sidebar-footer .logout-btn:hover{background:var(--error-color);opacity:.9}.sidebar-toggle{background:none;border:none;padding:8px;cursor:pointer;border-radius:8px;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.sidebar-toggle:hover{background:color-mix(in srgb,var(--accent-color) 10%,transparent);transform:scale(1.05)}@media (max-width: 768px){.sidebar-overlay{position:fixed;inset:0;width:100vw;height:100vh;background-color:#0009;z-index:1001;transition:opacity .3s ease}.sidebar{width:100vw;right:-100vw;left:auto;height:100vh;height:100dvh;border-radius:0;box-shadow:none}.sidebar-open{right:0;left:0}.user-info{flex-direction:column;text-align:center;gap:12px;margin-bottom:20px}.user-avatar{width:80px;height:80px}.stat-item{padding:12px;margin-bottom:6px}.stat-value{font-size:18px}.sidebar-header{padding:24px 20px}.sidebar-content{padding:20px}.sidebar-footer{padding:24px 20px}}@media (max-width: 480px){.sidebar-content,.user-info{padding:16px}.stat-item{padding:10px}.stat-value{font-size:16px}.stat-label{font-size:11px}.parent-settings-section{padding:12px;margin-top:12px}.parent-settings-section h4{font-size:14px;margin-bottom:4px}.parent-settings-description{font-size:12px;margin-bottom:10px}.parent-settings-btn{padding:8px 12px;font-size:12px}}.profile-actions{margin:20px 0;padding:16px 0;border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}.edit-profile-btn{display:flex;align-items:center;gap:8px;width:100%;padding:12px 16px;background:var(--accent-color);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.edit-profile-btn:hover{background:var(--accent-hover);transform:translateY(-1px)}.edit-profile-btn:active{transform:translateY(0)}.modal-overlay{position:fixed;inset:0;background-color:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease-out}.modal-content{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;max-width:90vw;max-height:90vh;overflow-y:auto;box-shadow:0 25px 50px -12px #00000040;animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.sp-back-btn{display:inline-flex;align-items:center;gap:6px;background:none;border:none;color:#a474d7;font-size:14px;font-weight:600;cursor:pointer;padding:4px 0 16px;-webkit-tap-highlight-color:transparent}.sp-back-btn:hover{color:#8b5ec7}.sp-profile{display:flex;flex-direction:column;align-items:center;padding-bottom:32px}.sp-avatar{width:140px;height:140px;margin-bottom:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.sp-avatar-img{width:100%;height:100%;object-fit:contain}.sp-name{margin:0 0 4px;font-size:20px;font-weight:700;color:var(--text-primary);text-align:center}.sp-username{margin:0 0 12px;font-size:14px;color:var(--text-muted);text-align:center}.sp-premium{display:inline-flex;align-items:center;gap:6px;background:#f59e0b1f;color:#f59e0b;padding:4px 12px;border-radius:50px;font-size:13px;font-weight:600;margin-bottom:16px}.sp-lang{display:flex;gap:8px;margin-bottom:20px}.sp-lang-btn{padding:8px 18px;border-radius:50px;font-size:13px;font-weight:600;letter-spacing:.4px;cursor:pointer;transition:background .2s ease,color .2s ease;-webkit-tap-highlight-color:transparent;outline:none;background:#ede7f6;border:none;color:#7c5cbf}.sp-lang-btn.active{background:#a474d7;color:#fff}:root.dark-theme .sp-lang-btn{background:#a474d726;color:#b39ddb}:root.dark-theme .sp-lang-btn.active{background:#a474d7;color:#fff}.sp-stats{display:flex;gap:8px;width:100%;margin-bottom:16px}.sp-stat{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 6px;background:var(--bg-secondary, #F5F0FF);border-radius:12px;text-align:center}:root.dark-theme .sp-stat{background:#a474d71a}.sp-stat-value{font-size:18px;font-weight:700;color:var(--text-primary);line-height:1}.sp-stat-label{font-size:10px;color:var(--text-muted);line-height:1.2;text-align:center}.sp-info-list{width:100%;display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.sp-info-row{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border:1.5px solid #E0D5F0;border-radius:50px;background:var(--bg-card)}:root.dark-theme .sp-info-row{border-color:#a474d74d;background:#ffffff0a}.sp-info-label{font-size:13px;color:var(--text-muted);font-weight:500}.sp-info-value{font-size:14px;color:var(--text-primary);font-weight:500;text-align:right;max-width:60%;word-break:break-word}.sp-edit-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px;background:#a474d7;color:#fff;border:none;border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s ease,transform .1s ease;-webkit-tap-highlight-color:transparent;margin-bottom:12px}.sp-edit-btn:hover{background:#8b5ec7}.sp-edit-btn:active{transform:scale(.97)}.sp-parent-card{width:100%;padding:16px;background:#a474d714;border:1.5px solid rgba(164,116,215,.25);border-radius:16px;margin-bottom:12px}:root.dark-theme .sp-parent-card{background:#a474d71f;border-color:#a474d74d}.sp-parent-title{margin:0 0 6px;font-size:15px;font-weight:600;color:var(--text-primary)}.sp-parent-desc{margin:0 0 12px;font-size:13px;color:var(--text-muted);line-height:1.4}.sp-parent-btn{width:100%;padding:10px 14px;background:#a474d7;color:#fff;border:none;border-radius:50px;font-size:13px;font-weight:600;cursor:pointer;transition:background .2s ease;-webkit-tap-highlight-color:transparent}.sp-parent-btn:hover{background:#8b5ec7}.sp-logout-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:13px;background:none;color:#ef4444;border:1.5px solid #ef4444;border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s ease,color .2s ease;-webkit-tap-highlight-color:transparent}.sp-logout-btn:hover{background:#ef4444;color:#fff}.theme-toggle-icon{background:#fff;border:2px solid #3b82f6;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;color:#3b82f6;padding:8px}.theme-toggle-icon:hover{background:#3b82f6;color:#fff;transform:scale(1.05);box-shadow:0 2px 8px #6366f14d}.theme-toggle-icon:active{transform:scale(.95)}.theme-toggle-small{width:32px;height:32px;padding:6px}.theme-toggle-medium{width:40px;height:40px;padding:8px}.theme-toggle-large{width:48px;height:48px;padding:10px}.theme-toggle-button{background:#fff;border:2px solid #3b82f6;border-radius:8px;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .3s ease;color:#3b82f6;padding:8px 12px;font-size:14px;font-weight:500}.theme-toggle-button:hover{background:#3b82f6;color:#fff;transform:translateY(-1px);box-shadow:0 2px 8px #6366f14d}.theme-toggle-button:active{transform:translateY(0)}.theme-toggle-text{white-space:nowrap}:root.dark-theme .theme-toggle-icon{background:#1f2937;border-color:#3b82f6;color:#3b82f6}:root.dark-theme .theme-toggle-icon:hover{background:#3b82f6;color:#fff}:root.dark-theme .theme-toggle-button{background:#1f2937;border-color:#3b82f6;color:#3b82f6}:root.dark-theme .theme-toggle-button:hover{background:#3b82f6;color:#fff}.theme-toggle-plain{background:none;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:transform .2s ease;-webkit-tap-highlight-color:transparent;outline:none}.theme-toggle-plain:active{transform:scale(.9)}.theme-toggle-icon svg,.theme-toggle-button svg{transition:transform .3s ease}.theme-toggle-icon:hover svg,.theme-toggle-button:hover svg{transform:rotate(15deg)}@media (max-width: 768px){.theme-toggle-medium{width:36px;height:36px;padding:7px}.theme-toggle-large{width:44px;height:44px;padding:9px}.theme-toggle-button{padding:6px 10px;font-size:13px}}@media (max-width: 480px){.theme-toggle-medium{width:32px;height:32px;padding:6px}.theme-toggle-large{width:40px;height:40px;padding:8px}.theme-toggle-button{padding:5px 8px;font-size:12px;gap:6px}}.header-icon-btn{background:#fff;border:1px solid #A474D7;border-radius:50%;width:30px;height:30px;display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0;transition:transform .15s ease,box-shadow .15s ease;-webkit-tap-highlight-color:transparent;outline:none;flex-shrink:0}.header-icon-btn:active{transform:scale(.88)}.header-icon-btn:hover{box-shadow:0 2px 8px #a474d74d}.header-icon-btn--svg{background:none;border:none;width:30px;height:30px}.header-icon-btn--svg:hover{box-shadow:none;filter:drop-shadow(0 2px 4px rgba(164,116,215,.3))}:root.dark-theme .header-icon-btn{background:#ffffff14;border-color:#a474d7}:root.dark-theme .header-icon-btn svg path,:root.dark-theme .header-icon-btn svg rect[fill=white]{fill:#ffffff0f}.app-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;width:100%;box-sizing:border-box}.app-header-left{display:flex;align-items:center}.app-header-right{display:flex;align-items:center;gap:8px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.db-page{min-height:100vh;min-height:100dvh;background:var(--bg-primary);display:flex;flex-direction:column}.db-header{position:relative;flex-shrink:0}.db-header-title{position:absolute;top:0;left:50%;transform:translate(-50%);height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;white-space:nowrap;z-index:0}.db-logo{font-size:18px;font-weight:700;color:var(--accent-color);line-height:1.1}.db-logo-sub{font-size:11px;color:var(--text-muted);line-height:1.2}.db-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:20px 20px calc(80px + env(safe-area-inset-bottom))}.db-greeting{margin-bottom:16px;animation:fadeInUp .5s ease-out}.db-greeting-title{font-size:22px;font-weight:700;color:var(--text-primary);margin:0 0 4px;text-transform:uppercase;letter-spacing:.5px}.db-greeting-date{font-size:13px;color:var(--text-muted);margin:0}.db-stats-loading{display:flex;justify-content:center;padding:20px 0}.db-stats-error{text-align:center;padding:16px;background:#fee2e2;border-radius:12px;border:2px solid #fecaca;margin-bottom:16px}.db-stats-error p{color:var(--error-text);margin:0 0 8px}.db-stats-error button{background:var(--error-color);color:#fff;border:none;padding:6px 14px;border-radius:6px;cursor:pointer}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px;animation:fadeInUp .6s ease-out}.dashboard-stat-card{background:var(--bg-card);padding:12px 10px;border-radius:12px;border:2px solid var(--accent-color);display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;transition:all .3s ease;animation:scaleIn .5s ease-out both}.dashboard-stat-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px color-mix(in srgb,var(--accent-color) 20%,transparent)}.dashboard-stat-icon{font-size:18px;line-height:1}.dashboard-stat-value{font-size:18px;font-weight:700;color:var(--text-primary)}.dashboard-stat-label{font-size:10px;color:var(--text-muted);line-height:1.2}.db-hero{display:flex;justify-content:center;margin-bottom:20px;animation:fadeInUp .6s ease-out .1s both}.db-hero-img{width:200px;height:200px;object-fit:contain;border-radius:50%}.menu-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;animation:fadeInUp .8s ease-out .2s both}.menu-card{background:#edd9ff;border-radius:16px;padding:16px 14px;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;align-items:center;text-align:center;min-height:160px;justify-content:flex-start;animation:scaleIn .5s ease-out both;border:none;position:relative;overflow:hidden}:root.dark-theme .menu-card{background:#2d1b4e}.menu-card:nth-child(1){animation-delay:.3s}.menu-card:nth-child(2){animation-delay:.4s}.menu-card:nth-child(3){animation-delay:.5s}.menu-card:nth-child(4){animation-delay:.6s}.menu-card:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 10px 24px #9e57ea33}.menu-card:active{transform:scale(.97)}.menu-card-icon{margin-bottom:10px;display:flex;align-items:center;justify-content:center;transition:transform .3s ease}.menu-card:hover .menu-card-icon{transform:scale(1.08)}.menu-card-img{width:70px;height:70px;object-fit:contain}.menu-card-title{font-size:14px;font-weight:700;color:var(--text-primary);margin-bottom:5px;line-height:1.2;text-transform:uppercase;letter-spacing:.3px}:root.dark-theme .menu-card-title{color:#f0e3ff}.menu-card-subtitle{font-size:11px;color:var(--text-muted);line-height:1.3}:root.dark-theme .menu-card-subtitle{color:#c4a8e8}@media (max-width: 400px){.db-hero-img{width:160px;height:160px}.menu-grid{gap:10px}.menu-card{padding:14px 12px;min-height:150px}.menu-card-img{width:60px;height:60px}.menu-card-title{font-size:13px}.menu-card-subtitle{font-size:10px}}@media (max-width: 340px){.menu-card-img{width:52px;height:52px}.menu-card-title{font-size:12px}}.memory-test-container{max-width:600px;width:100%;margin:0 auto;padding:20px 16px calc(40px + env(safe-area-inset-bottom));min-height:100vh;background:var(--bg-primary);display:flex;flex-direction:column;overflow-x:hidden}.memory-test-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.memory-test-header h1{font-size:20px;font-weight:800;color:var(--text-primary);margin:0;text-transform:uppercase;letter-spacing:.04em}.timer{background:#a474d7;color:#fff;padding:8px 16px;border-radius:50px;font-size:15px;font-weight:700;min-width:70px;text-align:center;box-shadow:0 2px 8px #a474d759}.instructions{margin-bottom:20px}.instructions h2{font-size:15px;font-weight:700;color:var(--text-primary);margin:0 0 6px}.instructions p{font-size:13px;color:var(--text-muted);margin:0;line-height:1.5}.test-string-container{margin-bottom:20px}.test-string{background:#ede7f6;color:#3d2060;padding:32px 24px;border-radius:16px;font-size:32px;font-weight:700;font-family:Courier New,monospace;letter-spacing:6px;word-break:break-all;text-align:center;display:block;width:100%;box-sizing:border-box}:root.dark-theme .test-string{background:#a474d72e;color:#d4b8f0}.remember-actions{margin-top:16px;display:flex;justify-content:center}.remember-btn{background:#a474d7;color:#fff;border:none;padding:15px 40px;border-radius:50px;cursor:pointer;font-size:15px;font-weight:700;transition:background .2s,transform .15s;box-shadow:0 4px 14px #a474d761}.remember-btn:hover{background:#8b5ec7;transform:translateY(-1px)}.remember-btn:active{transform:scale(.98)}.answer-section{margin-bottom:20px}.answer-section h3{font-size:15px;font-weight:700;color:var(--text-primary);margin:0 0 14px}.input-container{display:flex;flex-direction:column;gap:12px}.answer-input{width:100%;box-sizing:border-box;padding:16px 18px;border:1.5px solid #E0D5F0;border-radius:14px;font-size:22px;font-family:Courier New,monospace;text-align:center;background:var(--bg-card);color:var(--text-primary);font-weight:700;letter-spacing:4px;transition:border-color .2s,box-shadow .2s;outline:none}:root.dark-theme .answer-input{border-color:#a474d74d;background:#ffffff0a}.answer-input:focus{border-color:#a474d7;box-shadow:0 0 0 3px #a474d726}.submit-btn{background:#a474d7;color:#fff;border:none;padding:15px 32px;border-radius:50px;cursor:pointer;font-size:15px;font-weight:700;transition:background .2s,transform .15s;box-shadow:0 4px 14px #a474d761;width:100%}.submit-btn:hover:not(:disabled){background:#8b5ec7;transform:translateY(-1px)}.submit-btn:disabled{background:#d4c4ec;cursor:not-allowed;box-shadow:none;transform:none;color:#9b80b8}.memory-test-progress-info{display:flex;justify-content:space-between;align-items:center;margin-top:28px;background:#f5f0ff;border-radius:14px;padding:14px 20px}:root.dark-theme .memory-test-progress-info{background:#a474d71a}.memory-test-progress-step{display:flex;align-items:center;gap:10px}.memory-test-step{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0;transition:background .3s}.memory-test-step.memory-test-active{background:#a474d7;color:#fff;box-shadow:0 2px 8px #a474d766}.memory-test-step.memory-test-completed{background:#a474d7;color:#fff}.memory-test-step:not(.memory-test-active):not(.memory-test-completed){background:#e0d5f0;color:#9b80b8}:root.dark-theme .memory-test-step:not(.memory-test-active):not(.memory-test-completed){background:#a474d733;color:#9b80b8}.memory-test-progress-step span:last-child{font-size:13px;color:var(--text-muted);font-weight:600}.error-state{text-align:center;padding:40px 20px;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}.error-state h3{color:#dc2626;font-size:20px;margin:0 0 10px;font-weight:700}.error-state p{color:var(--text-muted);font-size:14px;margin:0 0 24px}.completion-state{text-align:center;padding:40px 20px;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}.completion-icon{font-size:52px;margin-bottom:16px}.completion-icon.success{filter:drop-shadow(0 4px 12px rgba(164,116,215,.4))}.completion-icon.failure{filter:none}.completion-state h2{font-size:22px;font-weight:800;color:var(--text-primary);margin:0 0 8px;text-transform:uppercase;letter-spacing:.04em}.completion-state p{font-size:14px;color:var(--text-muted);margin:0 0 20px;line-height:1.5}.result-details{width:100%;max-width:360px;display:flex;flex-direction:column;gap:8px;margin:0 0 20px}.result-item{display:flex;justify-content:space-between;align-items:center;padding:13px 18px;border:1.5px solid #E0D5F0;border-radius:50px;background:var(--bg-card)}:root.dark-theme .result-item{border-color:#a474d74d;background:#ffffff0a}.result-label{font-size:13px;color:var(--text-muted);font-weight:500}.result-value{font-size:15px;color:var(--text-primary);font-weight:700;font-family:Courier New,monospace}.error-actions,.completion-actions{display:flex;flex-direction:column;gap:10px;width:100%;max-width:320px}.retry-btn{background:#a474d7;color:#fff;border:none;padding:15px 32px;border-radius:50px;cursor:pointer;font-size:15px;font-weight:700;box-shadow:0 4px 14px #a474d761;transition:background .2s,transform .15s;width:100%}.retry-btn:hover{background:#8b5ec7;transform:translateY(-1px)}.success-message{background:#ede7f6;border-radius:14px;padding:14px 18px;color:#7c5cbf;font-weight:600;font-size:14px;text-align:center;width:100%}:root.dark-theme .success-message{background:#a474d726;color:#b39ddb}@media (max-width: 480px){.memory-test-header h1{font-size:17px}.test-string{font-size:26px;padding:24px 16px;letter-spacing:4px}.answer-input{font-size:18px;letter-spacing:3px}}*,*:before,*:after{box-sizing:border-box}.memory-test-intro{min-height:100vh;min-height:100dvh;background:var(--bg-primary);display:flex;flex-direction:column;overflow-x:hidden}.intro-container{width:100%;max-width:600px;margin:0 auto;padding:20px 16px calc(28px + env(safe-area-inset-bottom));display:flex;flex-direction:column;flex:1;overflow-x:hidden}.intro-header{text-align:center;margin-bottom:20px}.intro-header h1{font-size:18px;font-weight:800;color:var(--text-primary);margin:0;text-transform:uppercase;letter-spacing:.04em;line-height:1.3;word-break:break-word}.intro-content{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.intro-section{display:flex;flex-direction:column;gap:6px}.intro-section>h2{font-size:11px;font-weight:700;color:#a474d7;letter-spacing:.1em;text-transform:uppercase;margin:0 0 2px}.intro-section ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}.intro-section li{font-size:13px;color:var(--text-secondary);padding:11px 14px 11px 36px;border:1.5px solid #E0D5F0;border-radius:12px;background:var(--bg-card);position:relative;line-height:1.4;word-break:break-word}:root.dark-theme .intro-section li{border-color:#a474d74d;background:#ffffff0a}.intro-section li:before{content:"•";color:#a474d7;font-weight:700;font-size:20px;position:absolute;left:14px;top:50%;transform:translateY(-50%);line-height:1}.intro-section h2+h2{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:none;letter-spacing:0;padding:11px 14px;border:1.5px solid #E0D5F0;border-radius:12px;background:var(--bg-card);margin:0;word-break:break-word}:root.dark-theme .intro-section h2+h2{border-color:#a474d74d;background:#ffffff0a}.intro-question{background:#ede7f6;border-radius:12px;padding:14px 16px;text-align:center;margin-top:2px}:root.dark-theme .intro-question{background:#a474d726}.intro-question h2{font-size:15px;font-weight:700;color:#a474d7;margin:0;word-break:break-word}.intro-actions{display:flex;gap:10px;margin-top:auto;padding-top:20px}.back-btn{flex:1;padding:14px 16px;border-radius:50px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s,color .2s;background:#ede7f6;color:#7c5cbf;border:none;white-space:nowrap}:root.dark-theme .back-btn{background:#a474d726;color:#b39ddb}.back-btn:hover{background:#ddd0f5;color:#6b2fa8}:root.dark-theme .back-btn:hover{background:#a474d740;color:#a474d7}.start-btn{flex:2;padding:14px 16px;border-radius:50px;font-size:14px;font-weight:700;cursor:pointer;transition:background .2s,transform .15s;background:#a474d7;color:#fff;border:none;box-shadow:0 4px 14px #a474d761;white-space:nowrap}.start-btn:hover{background:#8b5ec7;transform:translateY(-1px)}.start-btn:active{transform:scale(.98)}@media (max-width: 360px){.intro-actions{flex-direction:column}.back-btn,.start-btn{flex:none;width:100%}}.test-type-selection-page{min-height:100vh;background:var(--bg-primary);padding:0 0 32px;margin:0}.test-type-container{max-width:600px;margin:0 auto;padding:0 16px}.test-type-content{text-align:left}.test-type-title{font-size:20px;font-weight:800;color:var(--text-primary);letter-spacing:.04em;text-transform:uppercase;margin:0 0 20px}.test-type-grid{display:flex;flex-direction:column;gap:12px;margin-bottom:32px}.test-type-card{background:#edd9ff;border:none;color:var(--text-primary);border-radius:16px;padding:18px 20px;cursor:pointer;text-align:left;transition:transform .18s ease,filter .18s ease,box-shadow .18s ease;width:100%}:root.dark-theme .test-type-card{background:#2d1b4e}.test-type-card:hover{filter:brightness(.96);transform:translateY(-1px)}.test-type-card:active{transform:scale(.98)}.test-type-card-available{background:#edd9ff}:root.dark-theme .test-type-card-available{background:#2d1b4e}.test-type-card-selected{background:#a474d7;color:#fff;transform:translateY(-1px);box-shadow:0 4px 18px #a474d766}:root.dark-theme .test-type-card-selected{background:#a474d7;box-shadow:0 4px 18px #a474d773}.test-type-card-selected .test-type-card-description{color:#ffffffd1}.test-type-card-disabled{background:#f5f0ff;border:1.5px dashed rgba(164,116,215,.35);color:var(--text-muted);cursor:not-allowed;opacity:.65}:root.dark-theme .test-type-card-disabled{background:#a474d70f;border-color:#a474d740}.test-type-card-disabled:hover{transform:none;filter:none}.test-type-card-title{font-size:17px;font-weight:700;margin-bottom:4px}.test-type-card-description{font-size:13px;color:var(--text-muted);line-height:1.4}.test-type-card-selected .test-type-card-title{color:#fff}.test-type-actions{display:flex;justify-content:center}.continue-button{background:#a474d7;border:none;color:#fff;padding:16px 32px;border-radius:14px;cursor:pointer;transition:background .2s,transform .15s;font-size:16px;font-weight:600;width:100%;box-shadow:0 4px 14px #a474d766}.continue-button:hover{background:#8b5ec7;transform:translateY(-1px)}.test-type-container .back-button{background:transparent;border:1px solid #D4C4EC!important;color:#8b4ec8!important;padding:10px 20px;border-radius:8px;cursor:pointer;transition:background .2s,color .2s;font-size:14px;margin-bottom:16px}:root.dark-theme .test-type-container .back-button{border-color:#a474d74d!important;color:#b39ddb!important}.test-type-container .back-button:hover{background:#f0ebf8;color:#6b2fa8!important}:root.dark-theme .test-type-container .back-button:hover{background:#a474d71a;color:#a474d7!important}@media (max-width: 480px){.test-type-card{padding:16px}}.sor-soch-subject-selection{min-height:100vh;background:var(--bg-primary);padding:0 0 32px;margin:0}.sor-soch-subject-container{max-width:600px;margin:0 auto;padding:0 16px}.sor-soch-subject-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.sor-soch-subject-content{text-align:left}.sor-soch-subject-title{font-size:20px;font-weight:800;color:var(--text-primary);letter-spacing:.04em;text-transform:uppercase;margin:0 0 20px}.nuro-recommendation{background:#edd9ff;border-radius:14px;padding:14px 16px;display:flex;align-items:center;gap:12px;margin-bottom:20px}:root.dark-theme .nuro-recommendation{background:#2d1b4e}.nuro-recommendation-icon{font-size:20px;flex-shrink:0}.nuro-recommendation-body{display:flex;flex-direction:column;gap:2px}.nuro-recommendation-label{font-size:11px;font-weight:700;color:var(--accent-color);letter-spacing:.1em;text-transform:uppercase}.nuro-recommendation-text{font-size:14px;color:var(--text-secondary)}.sor-soch-subject-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:28px}.sor-soch-subject-card{background:#edd9ff;border:none;color:var(--text-primary);border-radius:50px;padding:14px 16px;cursor:pointer;text-align:center;transition:all .18s ease;width:100%}:root.dark-theme .sor-soch-subject-card{background:#2d1b4e}.sor-soch-subject-card:hover{filter:brightness(.95)}.sor-soch-subject-card-available{background:#edd9ff}:root.dark-theme .sor-soch-subject-card-available{background:#2d1b4e}.sor-soch-subject-card-selected{background:var(--accent-color);color:#fff;box-shadow:0 4px 16px #6366f159}:root.dark-theme .sor-soch-subject-card-selected{box-shadow:0 4px 16px #6366f166}.sor-soch-subject-card-title{font-size:15px;font-weight:600;line-height:1.2}.sor-soch-subject-actions{display:flex;justify-content:center}.continue-button{background:var(--accent-color);border:none;color:#fff;padding:16px 32px;border-radius:14px;cursor:pointer;transition:all .2s ease;font-size:16px;font-weight:600;width:100%;box-shadow:0 4px 14px #6366f159}.continue-button:hover{background:var(--accent-hover);transform:translateY(-1px)}.continue-button:disabled{background:var(--border-color);cursor:not-allowed;transform:none;box-shadow:none}.sor-soch-subject-error{text-align:center;padding:40px 24px}.sor-soch-subject-error h2{color:var(--text-primary);margin-bottom:16px}.sor-soch-subject-error p{color:var(--text-secondary);margin-bottom:24px}.retry-button{background:var(--accent-color);border:none;color:#fff;padding:12px 24px;border-radius:10px;cursor:pointer;font-size:14px;font-weight:600;margin-right:12px;transition:all .2s ease}.retry-button:hover{background:var(--accent-hover);transform:translateY(-1px)}.back-button{background:transparent;border:1px solid var(--border-color);color:var(--text-muted);padding:10px 20px;border-radius:8px;cursor:pointer;transition:all .2s ease;font-size:14px}.back-button:hover{background:var(--bg-secondary);color:var(--text-primary)}@media (max-width: 480px){.sor-soch-subject-card-title{font-size:14px}.sor-soch-subject-card{padding:12px 10px}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.subject-selection-page{min-height:100vh;background:var(--bg-primary);padding:0 0 32px}.subject-selection-container{max-width:600px;margin:0 auto;padding:0 16px}.subject-selection-title{font-size:20px;font-weight:800;color:var(--text-primary);letter-spacing:.04em;text-transform:uppercase;margin:0 0 16px;animation:fadeInUp .4s ease-out}.subject-required-card{background:#edd9ff;border-radius:14px;padding:14px 16px;display:flex;align-items:flex-start;gap:12px;margin-bottom:20px;animation:fadeInUp .45s ease-out}:root.dark-theme .subject-required-card{background:#2d1b4e}.subject-required-card-icon{font-size:20px;flex-shrink:0;margin-top:1px}.subject-required-card-body{display:flex;flex-direction:column;gap:4px}.subject-required-card-label{font-size:11px;font-weight:700;color:#a474d7;letter-spacing:.1em;text-transform:uppercase}.subject-required-card-subjects{font-size:14px;color:var(--text-secondary);line-height:1.4}.subject-selection-counter{font-size:13px;color:var(--text-muted);margin:0 0 12px;animation:fadeInUp .5s ease-out}.subject-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:20px;animation:fadeInUp .55s ease-out}.ent-pill{background:#edd9ff;border:none;outline:none;color:var(--text-primary);border-radius:50px;padding:15px 16px;display:flex;align-items:center;justify-content:center;text-align:center;cursor:pointer;transition:background-color .18s ease,transform .18s ease,filter .18s ease,box-shadow .18s ease;box-shadow:none}:root.dark-theme .ent-pill{background:#2d1b4e;color:#fff}.ent-pill:hover{filter:brightness(.96);transform:translateY(-1px)}.ent-pill:active{transform:scale(.97)}.ent-pill.ent-pill--selected{background:#a474d7;color:#fff;transform:translateY(-1px);box-shadow:0 4px 18px #a474d766}:root.dark-theme .ent-pill.ent-pill--selected{background:#a474d7;color:#fff;box-shadow:0 4px 18px #a474d773}.ent-pill.ent-pill--disabled{opacity:.45;cursor:not-allowed;pointer-events:none}.ent-pill-name{font-size:14px;font-weight:600;line-height:1.2}.subject-selection-container .back-button{background:transparent;border:1px solid #D4C4EC!important;color:#8b4ec8!important;padding:10px 20px;border-radius:8px;cursor:pointer;transition:background .2s,color .2s;font-size:14px;margin-bottom:16px}:root.dark-theme .subject-selection-container .back-button{border-color:#a474d74d!important;color:#b39ddb!important}.subject-selection-container .back-button:hover{background:#f0ebf8;color:#6b2fa8!important}:root.dark-theme .subject-selection-container .back-button:hover{background:#a474d71a;color:#a474d7!important}.continue-button{background:#a474d7;border:none;color:#fff;padding:16px 32px;border-radius:14px;cursor:pointer;transition:background .2s,transform .15s;font-size:16px;font-weight:600;width:100%;box-shadow:0 4px 14px #a474d766;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:8px;animation:fadeInUp .6s ease-out}.continue-button:hover:not(:disabled){background:#8b5ec7;transform:translateY(-1px)}.continue-button:disabled{background:var(--border-color);cursor:not-allowed;box-shadow:none;transform:none}.subject-loading-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.4);border-top:2px solid #fff;border-radius:50%;animation:spin 1s linear infinite}.sor-test-container{min-height:100vh;background:var(--bg-primary);padding:20px}.sections-selection{max-width:800px;margin:0 auto;text-align:center}.sections-selection h2{color:var(--text-primary);margin-bottom:16px}.sections-selection p{color:var(--text-muted);margin-bottom:32px}.sections-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-bottom:32px}.section-card{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;padding:24px;cursor:pointer;transition:all .2s ease;text-align:left}.section-card:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0000001a}.section-card.completed{background:var(--bg-card);border:2px solid #10b981;opacity:.7;cursor:not-allowed}.section-card.completed:hover{transform:none;box-shadow:none}.completed-badge{display:inline-block;background:#10b981;color:#fff;padding:4px 8px;border-radius:12px;font-size:12px;font-weight:600;margin-top:8px}.sor-question-result-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.sor-question-result-content{background:#fff;border-radius:16px;padding:40px;max-width:600px;width:90%;max-height:90vh;overflow-y:auto;text-align:center;box-shadow:0 20px 25px -5px #0000001a;display:flex;flex-direction:column;box-sizing:border-box}.sor-question-result-content>*{box-sizing:border-box}.sor-result-icon{font-size:48px;margin-bottom:20px}.sor-result-icon.sor-correct{color:#22c55e}.sor-result-icon.sor-incorrect{color:#ef4444}.sor-result-title{font-size:24px;font-weight:700;margin-bottom:30px;color:#1e293b;word-wrap:break-word;overflow-wrap:break-word;width:100%;max-width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.4}.sor-result-stats{display:flex;flex-direction:column;gap:16px;margin-bottom:30px;flex-shrink:0}.sor-stat-item{display:flex;justify-content:space-between;align-items:flex-start;padding:12px 16px;background:#f8fafc;border-radius:8px;gap:16px;width:100%;box-sizing:border-box;overflow:hidden}.sor-stat-label{font-weight:600;color:#64748b;white-space:nowrap;flex-shrink:0;min-width:120px}.sor-stat-value{font-weight:700;color:#1e293b;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;flex:1;min-width:0;max-width:100%;box-sizing:border-box;line-height:1.5}.sor-stat-value.sor-correct-answer{color:#22c55e;font-weight:700;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;min-width:0;max-width:100%;width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.5}.sor-stat-item-correct{flex-direction:column;align-items:flex-start;gap:12px}.sor-stat-item-correct .sor-stat-label{min-width:auto;width:100%;text-align:left}.sor-stat-item-correct .sor-stat-value{width:100%;text-align:left;padding:12px;background:#f0fdf4;border:2px solid #22c55e;border-radius:8px}.sor-stat-value.sor-incorrect-answer{color:#ef4444;font-weight:600;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;min-width:0;max-width:100%;width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.5}.sor-result-actions{display:flex;justify-content:center;gap:16px;flex-shrink:0;margin-top:auto;padding-top:20px}.section-card h3{color:var(--text-primary);margin-bottom:8px;font-size:18px;font-weight:600}.section-card p{color:var(--text-muted);margin:0;font-size:14px}.sor-test-header{display:flex;flex-direction:column;gap:16px;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid var(--border-color, #e2e8f0)}.sor-test-header h2{margin:0;color:var(--text-primary, #1e293b);font-size:28px;font-weight:700}.sor-test-header-old{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border-color)}.sor-test-header h2{color:var(--text-primary);margin:0}.progress-info{color:var(--text-muted);font-size:14px}.question-container{max-width:800px;margin:0 auto}.question-text{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:24px;line-height:1.5}.answers-list{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.answer-option{background:var(--bg-card);border:2px solid var(--border-color);border-radius:8px;padding:16px;cursor:pointer;transition:all .2s ease;text-align:left;font-size:16px;color:var(--text-primary)}.answer-option:hover{border-color:var(--accent-color);transform:translateY(-1px)}.answer-option.selected{background:var(--accent-color);border-color:var(--accent-color);color:#fff}.matching-container{display:flex;flex-direction:column;gap:24px;margin-bottom:24px}.matching-instructions{background:#f0f7ff;border:2px solid var(--accent-color);border-radius:8px;padding:16px;text-align:center}.matching-instructions p{margin:0;color:var(--text-primary);font-size:14px}.matching-instructions .selected-hint{margin-top:8px;color:var(--accent-color);font-weight:600}.matching-container .matching-columns-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:24px}.matching-left,.matching-right{display:flex;flex-direction:column;gap:12px}.matching-left h4,.matching-right h4{margin:0 0 12px;color:var(--text-primary);font-size:16px;font-weight:600}.matching-item{background:var(--bg-card);border:2px solid var(--border-color);border-radius:8px;padding:16px;text-align:center;font-weight:600;color:var(--text-primary);cursor:pointer;transition:all .2s ease;position:relative}.matching-item:hover{border-color:var(--accent-color);transform:translateY(-1px)}.matching-item.active{background:var(--accent-color);border-color:var(--accent-color);color:#fff;box-shadow:0 4px 12px #3b82f64d}.matching-item.paired{background:#d1fae5;border-color:#10b981;color:#065f46}.matching-option{background:var(--bg-card);border:2px solid var(--border-color);border-radius:8px;padding:16px;cursor:pointer;transition:all .2s ease;font-size:16px;color:var(--text-primary);position:relative;text-align:center}.matching-option:hover:not(:disabled){border-color:var(--accent-color);transform:translateY(-1px)}.matching-option.can-select{border-color:var(--accent-color);background:#f0f7ff;animation:pulse 1.5s ease-in-out infinite}.matching-option.paired{background:#d1fae5;border-color:#10b981;color:#065f46}.matching-option:disabled{opacity:.5;cursor:not-allowed}.pair-indicator{display:block;font-size:12px;margin-top:4px;font-weight:400}.matching-pairs-display{background:var(--bg-card);border:2px solid var(--border-color);border-radius:8px;padding:16px;margin-top:16px}.matching-pairs-display h4{margin:0 0 12px;color:var(--text-primary);font-size:16px;font-weight:600}.pairs-list{display:flex;flex-direction:column;gap:8px}.matching-pair-item{display:flex;justify-content:space-between;align-items:center;padding:12px;background:#f0f7ff;border:1px solid var(--accent-color);border-radius:6px;color:var(--text-primary)}.matching-pair-item span{font-weight:500}.remove-pair-btn{background:#ef4444;border:none;color:#fff;width:24px;height:24px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;transition:all .2s ease}.remove-pair-btn:hover{background:#dc2626;transform:scale(1.1)}.question-actions{display:flex;justify-content:center;gap:16px}.submit-btn{background:var(--accent-color);border:none;color:#fff;padding:14px 32px;border-radius:8px;cursor:pointer;transition:all .2s ease;font-size:16px;font-weight:600}.submit-btn:hover:not(:disabled){background:#2563eb;transform:translateY(-1px)}.submit-btn:disabled{background:var(--text-muted);cursor:not-allowed;opacity:.6}.test-results-screen{max-width:600px;margin:0 auto;text-align:center}.test-results-screen h2{color:var(--text-primary);margin-bottom:24px}.test-results-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:32px}.stat-item{display:flex;justify-content:space-between;align-items:center;padding:16px;background:var(--bg-card);border-radius:8px;border:1px solid var(--border-color)}.stat-value{color:var(--text-primary);font-weight:600;font-size:18px}.continue-btn{background:var(--accent-color);border:none;color:#fff;padding:14px 32px;border-radius:8px;cursor:pointer;transition:all .2s ease;font-size:16px;font-weight:600}.continue-btn:hover{background:#2563eb;transform:translateY(-1px)}.back-btn{background:transparent;border:1px solid var(--border-color);color:var(--text-muted);padding:12px 24px;border-radius:8px;cursor:pointer;transition:all .2s ease;font-size:14px}.back-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.error-state{text-align:center;padding:40px}.error-state h3{color:var(--text-primary);margin-bottom:16px}.error-state p{color:var(--text-muted);margin-bottom:24px}.retry-btn{background:var(--accent-color);border:none;color:#fff;padding:12px 24px;border-radius:8px;cursor:pointer;transition:all .2s ease}.retry-btn:hover{background:#2563eb}[data-theme=dark] .section-card:hover{box-shadow:0 8px 25px #0000004d}[data-theme=dark] .answer-option:hover,[data-theme=dark] .matching-option:hover{box-shadow:0 4px 12px #0003}.detailed-results{margin-top:40px;padding-top:30px;border-top:2px solid var(--border-color, #e2e8f0)}.detailed-results h3{margin:0 0 20px;color:var(--text-primary, #1e293b);font-size:22px;font-weight:600}.detailed-result-item{background:var(--bg-secondary, #f8fafc);border-radius:12px;padding:20px;border:2px solid var(--border-color, #e2e8f0)}.question-number{font-size:14px;font-weight:600;color:var(--text-muted, #64748b);text-transform:uppercase;letter-spacing:.5px}.detailed-result-item .question-text{font-size:16px;font-weight:500;color:var(--text-primary, #1e293b);line-height:1.5;padding:12px;background:var(--bg-card, white);border-left:4px solid var(--accent-color, #3b82f6);border-radius:8px}.status-text{font-weight:600;font-size:16px;color:var(--text-primary, #1e293b)}.result-score{background:var(--accent-color, #3b82f6);color:#fff;padding:4px 12px;border-radius:20px;font-size:14px;font-weight:600}.correct-answers strong{color:var(--text-primary, #1e293b);font-weight:600;margin-bottom:4px}.sor-result-explanation{background:#f1f5f9;padding:12px 16px;border-radius:8px;border-left:4px solid #3b82f6;margin-bottom:20px;text-align:left;flex-shrink:0}.sor-result-explanation strong{color:#1e293b;font-weight:600;display:block;margin-bottom:8px}.sor-result-explanation p{margin:0;color:#475569;line-height:1.6}.soch-test-container{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.soch-test-header{display:flex;flex-direction:column;gap:16px;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid var(--border-color, #e2e8f0)}.soch-test-header h2{margin:0;color:var(--text-primary, #1e293b);font-size:28px;font-weight:700}.progress-info{background:var(--bg-secondary, #f1f5f9);padding:8px 16px;border-radius:20px;font-size:14px;font-weight:600;color:var(--text-secondary, #475569);white-space:nowrap;align-self:flex-end}.question-container{background:#fff;border-radius:16px;padding:30px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0}.question-text{font-size:20px;font-weight:600;color:#1e293b;margin-bottom:30px;line-height:1.6}.answer-option{background:#f8fafc;border:2px solid #e2e8f0;border-radius:12px;padding:16px 20px;font-size:16px;font-weight:500;color:#374151;cursor:pointer;transition:all .2s ease;text-align:left;min-height:60px;display:flex;align-items:center}.answer-option:hover{background:#f1f5f9;border-color:#3b82f6;transform:translateY(-1px);box-shadow:0 4px 12px #3b82f626}.soch-question-result-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.soch-question-result-content{background:#fff;border-radius:16px;padding:40px;max-width:600px;width:90%;max-height:90vh;overflow-y:auto;text-align:center;box-shadow:0 20px 25px -5px #0000001a;display:flex;flex-direction:column;box-sizing:border-box}.soch-question-result-content>*{box-sizing:border-box}.soch-result-icon{font-size:48px;margin-bottom:20px}.soch-result-icon.soch-correct{color:#22c55e}.soch-result-icon.soch-incorrect{color:#ef4444}.soch-result-title{font-size:24px;font-weight:700;margin-bottom:30px;color:#1e293b;word-wrap:break-word;overflow-wrap:break-word;width:100%;max-width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.4}.soch-result-stats{display:flex;flex-direction:column;gap:16px;margin-bottom:30px;flex-shrink:0}.soch-stat-item{display:flex;justify-content:space-between;align-items:flex-start;padding:12px 16px;background:#f8fafc;border-radius:8px;gap:16px;width:100%;box-sizing:border-box;overflow:hidden}.soch-stat-label{font-weight:600;color:#64748b;white-space:nowrap;flex-shrink:0;min-width:120px}.soch-stat-value{font-weight:700;color:#1e293b;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;flex:1;min-width:0;max-width:100%;box-sizing:border-box;line-height:1.5}.soch-stat-value.soch-correct-answer{color:#22c55e;font-weight:700;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;min-width:0;max-width:100%;width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.5}.soch-stat-item-correct{flex-direction:column;align-items:flex-start;gap:12px}.soch-stat-item-correct .soch-stat-label{min-width:auto;width:100%;text-align:left}.soch-stat-item-correct .soch-stat-value{width:100%;text-align:left;padding:12px;background:#f0fdf4;border:2px solid #22c55e;border-radius:8px}.soch-stat-value.soch-incorrect-answer{color:#ef4444;font-weight:600;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;min-width:0;max-width:100%;width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.5}.soch-result-actions{display:flex;justify-content:center;gap:16px;flex-shrink:0;margin-top:auto;padding-top:20px}.soch-result-explanation{background:#f1f5f9;padding:12px 16px;border-radius:8px;border-left:4px solid #3b82f6;margin-bottom:20px;text-align:left;flex-shrink:0}.soch-result-explanation strong{color:#1e293b;font-weight:600;display:block;margin-bottom:8px}.soch-result-explanation p{margin:0;color:#475569;line-height:1.6}@media (max-width: 768px){.soch-test-container{padding:16px}.soch-test-header{flex-direction:column;gap:16px;text-align:center}.question-container{padding:20px}.question-text{font-size:18px}.matching-container{grid-template-columns:1fr;gap:20px}.question-result-content,.results-screen{padding:30px 20px}}.ent-test-container{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary, #f8fafc);min-height:100vh}.ent-test-header{display:flex;flex-direction:column;gap:16px;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid var(--border-color, #e2e8f0)}.header-top{display:flex;justify-content:space-between;align-items:center;gap:16px}.ent-test-header h2{margin:0;color:var(--text-primary, #1e293b);font-size:28px;font-weight:700}.custom-language-switcher{display:flex;gap:8px;align-items:center}.custom-language-switcher .lang-btn{padding:6px 16px;border:2px solid var(--border-color, #e2e8f0);border-radius:8px;background:var(--bg-secondary, #f8fafc);color:var(--text-primary, #1e293b);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;min-width:50px}.custom-language-switcher .lang-btn:hover{background:var(--bg-hover, #f1f5f9);border-color:var(--accent-color, #3b82f6);transform:translateY(-1px)}.custom-language-switcher .lang-btn.active{background:var(--accent-color, #3b82f6);color:#fff;border-color:var(--accent-color, #3b82f6);box-shadow:0 2px 8px #3b82f64d}.custom-language-switcher .lang-btn:active{transform:translateY(0)}.dark-theme .custom-language-switcher .lang-btn{background:var(--bg-secondary, #1e293b);border-color:var(--border-color, #334155);color:var(--text-primary, #e2e8f0)}.dark-theme .custom-language-switcher .lang-btn:hover{background:var(--bg-hover, #334155);border-color:var(--accent-color, #60a5fa)}.dark-theme .custom-language-switcher .lang-btn.active{background:var(--accent-color, #60a5fa);color:#1e293b;border-color:var(--accent-color, #60a5fa)}.progress-info{background:var(--bg-secondary, #f1f5f9);padding:8px 16px;border-radius:20px;font-size:14px;font-weight:600;color:var(--text-secondary, #475569);white-space:nowrap}.question-container{background:var(--bg-card, white);border-radius:16px;padding:30px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid var(--border-color, #e2e8f0);min-height:200px;color:var(--text-primary, #1e293b)}.question-text{font-size:20px;font-weight:600;color:var(--text-primary, #1e293b);margin-bottom:30px;line-height:1.6;min-height:60px;display:block;word-wrap:break-word;overflow-wrap:break-word;white-space:pre-wrap}.answers-list{display:flex;flex-direction:column;gap:12px;margin-bottom:30px}.answers-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:12px;margin-bottom:30px}.answer-option{background:#f8fafc;border:2px solid #e2e8f0;border-radius:12px;padding:16px 20px;font-size:16px;font-weight:500;color:#374151;cursor:pointer;transition:all .2s ease;text-align:left;min-height:60px;display:flex;align-items:center;word-wrap:break-word;overflow-wrap:break-word}.answer-option:hover:not(:disabled){background:#f1f5f9;border-color:#3b82f6;transform:translateY(-1px);box-shadow:0 4px 12px #3b82f626}.answer-option.selected{background:#dbeafe;border-color:#3b82f6;color:#1e40af;font-weight:600}.answer-option.can-select{border-color:#3b82f6;background:#f0f7ff;animation:pulse 1.5s ease-in-out infinite}.answer-option:disabled{opacity:.5;cursor:not-allowed}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.matching-container{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-bottom:30px;position:relative}.matching-left,.matching-right,.left-column,.right-column{display:flex;flex-direction:column;gap:12px}.matching-item{background:#f8fafc;border:2px solid #e2e8f0;border-radius:12px;padding:16px 20px;font-size:16px;font-weight:500;color:#374151;min-height:60px;display:flex;align-items:center;justify-content:center;text-align:center}.matching-option{background:#f8fafc;border:2px solid #e2e8f0;border-radius:12px;padding:16px 20px;font-size:16px;font-weight:500;color:#374151;cursor:pointer;transition:all .2s ease;min-height:60px;display:flex;align-items:center;justify-content:center;text-align:center}.matching-option:hover{background:#f1f5f9;border-color:#3b82f6;transform:translateY(-1px);box-shadow:0 4px 12px #3b82f626}.matching-option.selected{background:#dbeafe;border-color:#3b82f6;color:#1e40af;font-weight:600}.answer-option.matched{background:#dcfce7;border-color:#22c55e;color:#166534;font-weight:600}.question-actions{display:flex;justify-content:center;margin-top:30px}.submit-btn{background:#3b82f6;color:#fff;border:none;border-radius:12px;padding:16px 32px;font-size:18px;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 12px #3b82f64d}.submit-btn:hover:not(:disabled){background:#2563eb;transform:translateY(-2px);box-shadow:0 6px 16px #3b82f666}.ent-question-result-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.ent-question-result-content{background:#fff;border-radius:16px;padding:40px;max-width:600px;width:90%;max-height:90vh;overflow-y:auto;text-align:center;box-shadow:0 20px 25px -5px #0000001a;display:flex;flex-direction:column;box-sizing:border-box}.ent-question-result-content>*{box-sizing:border-box}.ent-result-icon{font-size:48px;margin-bottom:20px}.ent-result-icon.ent-correct{color:#22c55e}.ent-result-icon.ent-incorrect{color:#ef4444}.ent-result-title{font-size:24px;font-weight:700;margin-bottom:30px;color:#1e293b;word-wrap:break-word;overflow-wrap:break-word;width:100%;max-width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.4}.ent-result-stats{display:flex;flex-direction:column;gap:16px;margin-bottom:30px;flex-shrink:0}.ent-stat-item{display:flex;justify-content:space-between;align-items:flex-start;padding:12px 16px;background:#f8fafc;border-radius:8px;gap:16px;width:100%;box-sizing:border-box;overflow:hidden}.ent-stat-label{font-weight:600;color:#64748b;white-space:nowrap;flex-shrink:0;min-width:120px}.ent-stat-value{font-weight:700;color:#1e293b;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;flex:1;min-width:0;max-width:100%;box-sizing:border-box;line-height:1.5}.ent-stat-value.ent-correct-answer{color:#22c55e;font-weight:700;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;min-width:0;max-width:100%;width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.5}.ent-stat-item-correct{flex-direction:column;align-items:flex-start;gap:12px}.ent-stat-item-correct .ent-stat-label{min-width:auto;width:100%;text-align:left}.ent-stat-item-correct .ent-stat-value{width:100%;text-align:left;padding:12px;background:#f0fdf4;border:2px solid #22c55e;border-radius:8px}.ent-stat-value.ent-incorrect-answer{color:#ef4444;font-weight:600;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;text-align:center;min-width:0;max-width:100%;width:100%;box-sizing:border-box;-webkit-hyphens:auto;hyphens:auto;line-height:1.5}.explanation-item{flex-direction:column;align-items:flex-start;background:#f0f9ff;padding:16px;border-radius:8px;border:1px solid #bae6fd;margin-top:8px}.explanation-item .stat-label{margin-bottom:8px;color:#0369a1;font-weight:600}.explanation-text{color:#0c4a6e;font-size:15px;font-weight:500;line-height:1.6;text-align:left;white-space:pre-wrap;word-wrap:break-word;width:100%}.dark-theme .explanation-item{background:#1e3a5f;border-color:#3b82f6}.dark-theme .explanation-item .stat-label{color:#93c5fd}.dark-theme .explanation-text{color:#dbeafe}.ent-result-actions{display:flex;justify-content:center;gap:16px;flex-shrink:0;margin-top:auto;padding-top:20px}.continue-btn{background:#3b82f6;color:#fff;border:none;border-radius:12px;padding:16px 32px;font-size:18px;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 12px #3b82f64d}.continue-btn:hover{background:#2563eb;transform:translateY(-2px);box-shadow:0 6px 16px #3b82f666}.test-results-screen{background:#fff;border-radius:16px;padding:40px;text-align:center;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0}.test-results-screen h2{margin:0 0 30px;color:#1e293b;font-size:28px;font-weight:700}.detailed-results{margin-top:40px;padding-top:30px;border-top:2px solid #e2e8f0}.detailed-results h3{margin:0 0 20px;color:#1e293b;font-size:22px;font-weight:600}.detailed-results-list{display:flex;flex-direction:column;gap:16px}.detailed-result-item{background:#f8fafc;border-radius:12px;padding:20px;border:2px solid #e2e8f0}.detailed-result-item.correct{border-color:#22c55e;background:#f0fdf4}.detailed-result-item.incorrect{border-color:#ef4444;background:#fef2f2}.result-question{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.question-number{font-size:14px;font-weight:600;color:#64748b;text-transform:uppercase;letter-spacing:.5px}.question-text{font-size:16px;font-weight:500;color:#1e293b;line-height:1.5}.result-details{display:flex;flex-direction:column;gap:12px}.result-status{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.status-icon{font-size:20px}.status-icon.correct{color:#22c55e}.status-icon.incorrect{color:#ef4444}.status-text{font-weight:600;font-size:16px}.result-score{background:#3b82f6;color:#fff;padding:4px 12px;border-radius:20px;font-size:14px;font-weight:600}.correct-answers{display:flex;flex-direction:column;gap:8px}.correct-answers strong{color:#1e293b;font-weight:600}.correct-answer{background:#dcfce7;color:#166534;padding:8px 12px;border-radius:8px;font-weight:500;border:1px solid #22c55e}.ent-result-explanation{background:#f1f5f9;padding:12px 16px;border-radius:8px;border-left:4px solid #3b82f6;margin-bottom:20px;text-align:left;flex-shrink:0}.ent-result-explanation strong{color:#1e293b;font-weight:600;display:block;margin-bottom:8px}.ent-result-explanation p{margin:0;color:#475569;line-height:1.6}.test-results-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:40px}.test-stat-card{background:var(--bg-card);border-radius:16px;padding:24px;display:flex;flex-direction:column;align-items:center;text-align:center;border:2px solid var(--border-color);transition:all .3s ease;box-shadow:0 4px 6px -1px #0000001a}.test-stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #00000026}.test-stat-card.test-correct-answers{border-color:#10b981;background:linear-gradient(135deg,#10b9811a,#10b9810d)}.test-stat-card.test-incorrect-answers{border-color:#ef4444;background:linear-gradient(135deg,#ef44441a,#ef44440d)}.test-stat-card.test-percentage{border-color:var(--accent-color);background:linear-gradient(135deg,#3b82f61a,#3b82f60d)}.test-stat-card.test-score{border-color:#f59e0b;background:linear-gradient(135deg,#f59e0b1a,#f59e0b0d)}.test-stat-icon{font-size:48px;margin-bottom:12px;line-height:1}.test-stat-content{width:100%}.test-stat-label{color:var(--text-muted);font-weight:500;font-size:14px;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.test-stat-value-large{color:var(--text-primary);font-weight:800;font-size:36px;line-height:1;margin-bottom:4px}.test-stat-sublabel{color:var(--text-muted);font-size:12px;font-weight:500}.results-actions{display:flex;justify-content:center;gap:16px}.back-btn{background:#6b7280;color:#fff;border:none;border-radius:12px;padding:16px 32px;font-size:18px;font-weight:600;cursor:pointer;transition:all .2s ease}.back-btn:hover{background:#4b5563;transform:translateY(-2px)}.completion-modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.completion-modal-content{background:var(--bg-card, white);border-radius:20px;padding:40px;max-width:500px;width:100%;text-align:center;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;border:1px solid var(--border-color, #e2e8f0)}.completion-icon-large{font-size:64px;margin-bottom:20px;animation:bounce .6s ease}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.completion-modal-content h2{margin:0 0 12px;color:var(--text-primary, #1e293b);font-size:32px;font-weight:700}.completion-stats-modal{display:flex;flex-direction:column;gap:16px;margin:32px 0;padding:24px;background:var(--bg-secondary, #f8fafc);border-radius:12px;border:1px solid var(--border-color, #e2e8f0)}.stat-item-modal{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border-color, #e2e8f0)}.stat-item-modal:last-child{border-bottom:none}.stat-label-modal{color:var(--text-secondary, #64748b);font-size:16px;font-weight:500}.stat-value-modal{color:var(--text-primary, #1e293b);font-size:18px;font-weight:700}.completion-modal-actions{display:flex;justify-content:center;gap:16px;margin-top:32px}.dark-theme .completion-modal-content{background:var(--bg-card, #1e293b);border-color:var(--border-color, #334155)}.dark-theme .completion-stats-modal{background:var(--bg-secondary, #0f172a);border-color:var(--border-color, #334155)}.error-state{background:#fff;border-radius:16px;padding:40px;text-align:center;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0}.error-state h3{color:#ef4444;margin:0 0 16px;font-size:24px;font-weight:700}.error-state p{color:#64748b;margin:0 0 30px;font-size:16px}.retry-btn{background:#3b82f6;color:#fff;border:none;border-radius:12px;padding:16px 32px;font-size:18px;font-weight:600;cursor:pointer;transition:all .2s ease}.retry-btn:hover{background:#2563eb;transform:translateY(-2px)}@media (max-width: 768px){.ent-test-container{padding:16px}.ent-test-header{flex-direction:column;gap:16px;text-align:center}.question-container{padding:20px}.question-text{font-size:18px}.matching-container{grid-template-columns:1fr;gap:20px}.question-result-content,.results-screen{padding:30px 20px}}.quarter-selection{min-height:100vh;background:var(--bg-primary, #f8f9fa);padding:20px}.quarter-selection-container{max-width:800px;margin:0 auto}.quarter-selection-header{margin-bottom:30px}.quarter-selection-back-btn{background:none;border:2px solid var(--accent-color, #3b82f6);color:var(--accent-color, #3b82f6);padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px;transition:all .2s ease}.quarter-selection-back-btn:hover{background:var(--accent-color, #3b82f6);color:#fff}.quarter-selection-content{background:#fff;border-radius:12px;padding:40px;box-shadow:0 2px 8px #0000001a}.quarter-selection-title{font-size:28px;font-weight:700;color:var(--text-primary, #333);margin:0 0 12px;text-align:center}.quarter-selection-description{font-size:16px;color:var(--text-muted, #666);margin:0 0 32px;text-align:center}.quarter-selection-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:20px;margin-bottom:32px}.quarter-selection-card{background:#fff;border:2px solid #e0e0e0;border-radius:12px;padding:24px;cursor:pointer;transition:all .2s ease;display:flex;flex-direction:column;align-items:center;gap:8px}.quarter-selection-card:hover{transform:translateY(-4px);box-shadow:0 4px 12px #0000001a}.quarter-selection-card-available{border-color:#e0e0e0}.quarter-selection-card-available:hover{border-color:var(--accent-color, #3b82f6)}.quarter-selection-card-selected{border-color:var(--accent-color, #3b82f6);background:#f0f7ff;box-shadow:0 4px 12px #3b82f633}.quarter-selection-card-number{font-size:48px;font-weight:700;color:var(--accent-color, #3b82f6);line-height:1}.quarter-selection-card-label{font-size:14px;color:var(--text-muted, #666);font-weight:500}.quarter-selection-actions{display:flex;justify-content:center}.quarter-selection-continue-btn{background:var(--accent-color, #3b82f6);color:#fff;border:none;padding:14px 32px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s ease}.quarter-selection-continue-btn:hover{background:#2563eb}.dark-theme .quarter-selection{background:var(--bg-primary, #1a1a1a)}.dark-theme .quarter-selection-content{background:#2a2a2a;color:#fff}.dark-theme .quarter-selection-card{background:#2a2a2a;border-color:#404040}.dark-theme .quarter-selection-card:hover{border-color:var(--accent-color, #3b82f6)}.dark-theme .quarter-selection-card-selected{background:#1a1a2a;border-color:var(--accent-color, #3b82f6)}.profile-editor{background:var(--bg-card);color:var(--text-primary);border-radius:12px;padding:24px;max-width:600px;margin:0 auto;box-shadow:0 4px 6px -1px #0000001a}.profile-editor-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border-color)}.profile-editor-header h2{margin:0;color:var(--text-primary);font-size:1.5rem;font-weight:600}.close-btn{background:none;border:none;font-size:1.5rem;color:var(--text-secondary);cursor:pointer;padding:4px 8px;border-radius:4px;transition:all .2s ease}.close-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.completion-status{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:8px;padding:16px;margin-bottom:24px}.completion-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.completion-header h3{margin:0;color:var(--text-primary);font-size:1.1rem;font-weight:500}.completion-percentage{font-size:1.2rem;font-weight:600;padding:4px 12px;border-radius:20px}.completion-percentage.complete{background:#dcfce7;color:#166534}.completion-percentage.incomplete{background:#fef3c7;color:#92400e}.missing-fields{color:var(--text-secondary)}.missing-fields p{margin:0 0 8px;font-size:.9rem;color:var(--text-secondary)}.missing-fields ul{margin:0;padding-left:20px}.missing-fields li{font-size:.9rem;margin-bottom:4px;color:var(--text-secondary)}.profile-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-weight:500;color:var(--text-primary);font-size:.9rem}.form-group input{padding:12px 16px;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-primary);color:var(--text-primary);font-size:1rem;transition:all .2s ease}.form-group input:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #6366f11a}.form-group input.error{border-color:#ef4444;box-shadow:0 0 0 3px #ef44441a}.field-error{color:#ef4444;font-size:.8rem;margin-top:4px}.field-hint{color:var(--text-secondary);font-size:.8rem;margin-top:4px;display:block}.location-input-group{display:flex;gap:8px;align-items:stretch}.location-input-group input{flex:1}.location-select-btn{background:var(--accent-color, #007bff);color:#fff;border:none;padding:8px 16px;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;white-space:nowrap;transition:background-color .2s ease}.location-select-btn:hover{background:var(--accent-hover, #0056b3)}.location-select-btn:disabled{background:var(--text-muted, #666);cursor:not-allowed}.selected-location{margin-top:4px;padding:4px 8px;background:var(--bg-secondary, #f8f9fa);border-radius:4px;border-left:3px solid var(--accent-color, #007bff)}.selected-location small{color:var(--text-muted, #666);font-size:12px}.location-selector-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}@media (max-width: 768px){.location-input-group{flex-direction:column;gap:8px}.location-select-btn{width:100%;padding:12px 16px}.location-selector-overlay{padding:10px}}.error-message{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:12px 16px;border-radius:8px;font-size:.9rem;margin-bottom:16px}.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:20px;border-top:1px solid var(--border-color)}.btn{padding:12px 24px;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease;min-width:100px}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--accent-color);color:#fff}.btn-primary:hover:not(:disabled){background:#4f46e5;transform:translateY(-1px)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:var(--bg-secondary);transform:translateY(-1px)}.loading{text-align:center;padding:40px 20px;color:var(--text-secondary);font-size:1.1rem}@media (max-width: 640px){.profile-editor{padding:16px;margin:0 16px}.form-actions{flex-direction:column}.btn{width:100%}}.quiz-container{max-width:800px;margin:0 auto;padding:20px;min-height:100vh;background:var(--bg-primary)}@keyframes shimmer{0%,to{transform:rotate(0)}50%{transform:rotate(180deg)}}.quiz-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding:0 10px}.quiz-header h1{font-size:24px;font-weight:700;color:var(--text-primary);margin:0;flex:1;text-align:center}.language-selector{display:flex;gap:4px;background:var(--border-color);padding:4px;border-radius:8px}.language-selector button{background:none;border:none;padding:6px 12px;border-radius:6px;cursor:pointer;font-size:12px;font-weight:600;color:var(--text-muted);transition:all .2s ease}.language-selector button.active{background:var(--accent-color);color:#fff}.language-selector button:hover:not(.active){background:var(--bg-secondary);color:var(--text-secondary)}.quiz-progress{margin-bottom:30px}.progress-info{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:14px;color:var(--text-muted);font-weight:500}.progress-bar{width:100%;height:8px;background:var(--border-color);border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-color) 0%,#3b82f6 100%);border-radius:4px;transition:width .3s ease}.question-card{background:var(--bg-card);border-radius:16px;padding:24px;box-shadow:0 4px 6px #0000000d;border:2px solid var(--accent-color);margin-bottom:20px}:root.dark-theme .question-card{box-shadow:0 4px 6px #0003}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.question-number{font-size:14px;font-weight:600;color:var(--accent-color);background:#6366f11a;padding:4px 12px;border-radius:12px;display:flex;flex-direction:column;gap:4px}.progress-indicator{font-size:12px;font-weight:500;color:#059669;background:#d1fae5;padding:2px 8px;border-radius:8px;border:1px solid #10b981}.question-subject{font-size:14px;color:var(--text-muted);background:var(--bg-secondary);padding:4px 12px;border-radius:12px}.question-text{font-size:18px;font-weight:500;color:var(--text-primary);line-height:1.6;margin-bottom:24px;padding:16px;background:var(--bg-secondary);border-radius:12px;border-left:4px solid var(--accent-color)}.answers-grid{display:grid;gap:12px;margin-bottom:20px}.answer-option{background:var(--bg-card);border:2px solid var(--border-color);border-radius:12px;padding:16px;text-align:left;cursor:pointer;font-size:16px;color:var(--text-secondary);transition:all .2s ease;position:relative}.answer-option:hover:not(:disabled){border-color:var(--accent-color);background:var(--bg-secondary);transform:translateY(-1px);box-shadow:0 2px 4px #0000001a}:root.dark-theme .answer-option:hover:not(:disabled){box-shadow:0 2px 4px #0000004d}.answer-option.selected{border-color:var(--accent-color);background:#6366f11a;color:var(--accent-color)}.answer-option.correct{border-color:#10b981;background:#d1fae5;color:#065f46}.answer-option.incorrect{border-color:#ef4444;background:#fee2e2;color:#991b1b}.answer-option:disabled{cursor:not-allowed}.result-overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s ease-out}.result-overlay.correct{background:#10b981f2}.result-overlay.incorrect{background:#ef4444f2}.result-content{background:var(--bg-card);border-radius:20px;padding:40px;text-align:center;max-width:400px;width:90%;box-shadow:0 20px 40px #0000004d;animation:slideUp .4s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(30px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.result-icon{font-size:48px;margin-bottom:16px}.result-title{font-size:24px;font-weight:700;margin-bottom:20px;color:var(--text-primary)}.correct-answer{background:var(--bg-secondary);border-radius:12px;padding:16px;margin:20px 0}.correct-answer-label{font-size:14px;color:var(--text-muted);margin-bottom:8px}.correct-answer-text{font-size:18px;font-weight:600;color:var(--text-primary)}.result-explanation{background:var(--bg-secondary);border-radius:12px;padding:16px;margin:20px 0;font-size:16px;color:var(--text-secondary);line-height:1.5}.result-stats{display:flex;justify-content:center;gap:24px;margin:20px 0}.result-stats .stat-item{display:flex;flex-direction:column;align-items:center;gap:4px}.result-stats .stat-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.result-stats .stat-value{font-size:18px;font-weight:700;color:var(--text-primary)}.understand-btn{background:var(--accent-color);color:#fff;border:none;padding:16px 32px;border-radius:12px;font-size:18px;font-weight:700;cursor:pointer;transition:all .2s ease;text-transform:uppercase;letter-spacing:1px;margin-top:20px;min-width:200px}.understand-btn:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 16px #0003}.result-status{font-size:18px;font-weight:600;margin-bottom:12px}.result-status.correct{color:#065f46;border-color:#10b981;background:#d1fae5}.result-status.incorrect{color:#991b1b;border-color:#ef4444;background:#fee2e2}.result-stats{display:flex;gap:16px;margin-bottom:16px;padding:12px;background:#f8fafc;border-radius:8px;border:1px solid #e5e7eb;flex-wrap:wrap}.additional-stats{display:flex;gap:16px;margin-bottom:16px;padding:12px;background:#f0f9ff;border-radius:8px;border:1px solid #bae6fd;flex-wrap:wrap}.subject-stats{margin-bottom:16px;padding:16px;background:#f0fdf4;border-radius:8px;border:1px solid #bbf7d0}.subject-stats h4{margin:0 0 12px;font-size:16px;font-weight:600;color:#166534}.subject-stats-grid{display:flex;gap:16px;flex-wrap:wrap}.stat-item{display:flex;flex-direction:column;align-items:center;gap:4px}.stat-label{font-size:12px;color:#6b7280;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:16px;font-weight:700;color:#1f2937}.explanation{font-size:14px;line-height:1.5;color:#374151;background:#f9fafb;padding:12px;border-radius:8px;border-left:4px solid #3b82f6}.server-response-details{margin-top:16px;background:#f8fafc;border:1px solid #e5e7eb;border-radius:8px;overflow:hidden}.server-response-details summary{padding:12px 16px;background:#f1f5f9;cursor:pointer;font-size:14px;font-weight:600;color:#475569;border-bottom:1px solid #e5e7eb;transition:background-color .2s ease}.server-response-details summary:hover{background:#e2e8f0}.server-response-json{background:#1f2937;color:#f9fafb;padding:12px;font-size:12px;font-family:Courier New,monospace;overflow-x:auto;white-space:pre-wrap;word-break:break-word;margin:0;max-height:200px;overflow-y:auto}.answer-history{margin-top:24px;padding:20px;background:var(--bg-card);border-radius:12px;box-shadow:0 2px 4px #0000000d;border:1px solid var(--border-color);max-height:400px;overflow-y:auto;scroll-behavior:smooth}:root.dark-theme .answer-history{box-shadow:0 2px 4px #0003}.answer-history h3{margin:0 0 16px;font-size:18px;font-weight:600;color:var(--text-primary)}.history-list{display:flex;flex-direction:column;gap:8px}.history-item{display:flex;flex-direction:column;gap:8px;padding:12px;border-radius:8px;border:1px solid var(--border-color);transition:all .2s ease}.history-item.correct{background:#f0fdf4;border-color:#10b981}.history-item.incorrect{background:#fef2f2;border-color:#ef4444}.history-question{display:flex;flex-direction:row;gap:8px;align-items:center;flex-wrap:wrap}.question-number{font-size:12px;font-weight:600;color:var(--text-muted)}.question-subject{font-size:14px;font-weight:500;color:var(--text-secondary)}.question-difficulty{font-size:12px;color:var(--text-muted);background:var(--bg-secondary);padding:2px 6px;border-radius:4px}.history-result{display:flex;align-items:center;gap:8px}.result-icon{font-size:16px}.result-text{font-size:14px;font-weight:500}.result-score{font-size:12px;font-weight:600;color:var(--accent-color);background:#6366f11a;padding:2px 8px;border-radius:12px}.result-time{font-size:12px;font-weight:500;color:var(--text-muted);background:var(--bg-secondary);padding:2px 6px;border-radius:4px}.history-explanation{font-size:13px;line-height:1.4;color:var(--text-secondary);background:var(--bg-secondary);padding:8px;border-radius:6px;border-left:3px solid var(--accent-color);margin-top:4px}.quiz-actions{display:flex;justify-content:center;gap:12px;margin:20px 0;padding:16px;background:var(--bg-secondary);border-radius:12px;border:1px solid var(--border-color)}.submit-btn,.next-btn,.complete-btn,.remember-btn{background:var(--accent-color);color:#fff;border:none;padding:12px 24px;border-radius:8px;cursor:pointer;font-size:16px;font-weight:600;transition:all .2s ease;min-width:140px}.submit-btn:hover:not(:disabled),.next-btn:hover,.complete-btn:hover,.remember-btn:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 8px #6366f14d}.remember-btn{background:#f59e0b;animation:pulse 2s infinite}.remember-btn:hover{background:#d97706;box-shadow:0 4px 8px #f59e0b4d}@keyframes pulse{0%{box-shadow:0 0 #f59e0bb3}70%{box-shadow:0 0 0 10px #f59e0b00}to{box-shadow:0 0 #f59e0b00}}.complete-btn{background:#10b981}.complete-btn:hover{background:#059669;box-shadow:0 4px 8px #10b9814d}.submit-btn:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.error-state,.completion-state{text-align:center;padding:60px 20px}.loading-message{margin:20px 0;padding:20px;background:#f0f9ff;border:1px solid #bae6fd;border-radius:8px}.error-details{margin:20px 0;text-align:left;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:16px}.error-details h4{margin:0 0 12px;color:#dc2626;font-size:16px;font-weight:600}.error-json{background:#1f2937;color:#f9fafb;padding:12px;border-radius:6px;font-size:12px;font-family:Courier New,monospace;overflow-x:auto;white-space:pre-wrap;word-break:break-word;margin:0;max-height:300px;overflow-y:auto}.error-state h3{color:#dc2626;font-size:24px;margin-bottom:12px}.error-state p{color:#6b7280;font-size:16px;margin-bottom:24px}.error-actions{display:flex;gap:12px;justify-content:center}.retry-btn{background:#dc2626;color:#fff;border:none;padding:12px 24px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:background-color .2s ease}.retry-btn:hover{background:#b91c1c}.back-btn{background:none;color:var(--accent-color);border:2px solid var(--accent-color);padding:12px 24px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s ease}.completion-icon{font-size:64px;margin-bottom:20px}.completion-state h2{color:var(--text-primary);font-size:28px;margin-bottom:12px}.completion-state p{color:var(--text-muted);font-size:18px;margin-bottom:24px}.completion-stats{background:#f0fdf4;border:2px solid #10b981;border-radius:12px;padding:16px;margin:24px 0;font-size:16px;font-weight:600;color:#065f46}.completion-actions{display:flex;gap:16px;justify-content:center;margin-top:24px}.continue-btn{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 12px #3b82f64d}.continue-btn:hover{transform:translateY(-2px);box-shadow:0 6px 16px #3b82f666;background:linear-gradient(135deg,#2563eb,#1d4ed8)}.continue-btn:active{transform:translateY(0)}.matching-container{position:relative;min-height:400px}.matching-columns{display:grid;grid-template-columns:1fr 1fr;gap:40px;position:relative}.matching-item{margin-bottom:12px;position:relative}.answer-option.matched{border-color:#10b981;background:#d1fae5;color:#065f46;position:relative}.answer-option.matched:after{content:"✓";position:absolute;top:8px;right:8px;font-size:16px;font-weight:700;color:#10b981}@media (max-width: 768px){.quiz-container{padding:16px}.quiz-header{flex-direction:column;gap:16px;align-items:stretch}.quiz-header h1{text-align:center;font-size:20px}.question-card{padding:20px}.question-text{font-size:16px}.answer-option{padding:12px;font-size:14px}.quiz-actions{flex-direction:column}.submit-btn,.next-btn,.complete-btn,.remember-btn,.continue-btn{width:100%}.completion-actions{flex-direction:column;gap:12px}}@media (max-width: 480px){.quiz-container{padding:12px}.question-card{padding:16px}.question-header{flex-direction:column;gap:8px;align-items:stretch}.question-number,.question-subject{text-align:center}.language-selector{justify-content:center}.matching-columns{grid-template-columns:1fr;gap:20px}.matching-container{min-height:auto}}.test-completion-info{margin:24px 0;padding:20px;background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border:2px solid #0ea5e9;border-radius:16px;display:flex;flex-direction:column;gap:16px}.test-type-badge{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0ea5e91a}.test-type-name{font-size:24px;font-weight:700;color:#0ea5e9;text-transform:uppercase;letter-spacing:1px}.test-type-desc{font-size:14px;color:#64748b;text-align:center}.memory-test-info{display:flex;align-items:center;justify-content:center;gap:12px;padding:12px 20px;background:linear-gradient(135deg,#fef3c7,#fde68a);border:2px solid #f59e0b;border-radius:12px;font-weight:600;color:#92400e}.memory-test-icon{font-size:20px}.modal-overlay{position:fixed;inset:0;background-color:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10000;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease-out}.modal-content{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;max-width:90vw;max-height:90vh;overflow-y:auto;box-shadow:0 25px 50px -12px #00000080;animation:slideIn .3s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.test-completion-info{margin:16px 0;padding:16px}.test-type-name{font-size:20px}.memory-test-info{padding:10px 16px;font-size:14px}}.subject-ranking{margin-bottom:32px}.ranking-header{margin-bottom:24px}.ranking-header h3{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:16px}.ranking-summary{display:flex;flex-wrap:wrap;gap:16px;padding:16px;background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px}.summary-item{display:flex;flex-direction:column;gap:4px;min-width:120px}.summary-label{font-size:12px;color:var(--text-muted);font-weight:500}.summary-value{font-size:16px;font-weight:600;color:var(--text-primary)}.summary-value.best{color:#10b981}.summary-value.worst{color:#ef4444}.subjects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}.subject-card{display:flex;align-items:center;gap:16px;padding:20px;background:#fff;border:2px solid #e5e7eb;border-radius:12px;transition:all .2s ease}.subject-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.subject-card[data-rank="1"]{border-color:#10b981;background:linear-gradient(135deg,rgba(16,185,129,.1) 0%,var(--bg-card) 100%)}.subject-card[data-rank="2"]{border-color:#f59e0b;background:linear-gradient(135deg,rgba(245,158,11,.1) 0%,var(--bg-card) 100%)}.subject-card[data-rank="3"]{border-color:#ef4444;background:linear-gradient(135deg,rgba(239,68,68,.1) 0%,var(--bg-card) 100%)}.subject-rank{display:flex;flex-direction:column;align-items:center;gap:4px;min-width:60px}.rank-number{font-size:12px;font-weight:600;color:var(--text-muted)}.subject-content{flex:1;min-width:0}.subject-name{font-size:18px;font-weight:600;color:var(--text-primary);margin:0 0 12px;line-height:1.2}.subject-stats{display:flex;gap:16px}.stat-item{display:flex;flex-direction:column;align-items:center;gap:2px}.stat-value{font-size:16px;font-weight:700;color:var(--text-primary);line-height:1.2}.stat-value.accuracy{font-size:18px}.stat-label{font-size:11px;color:var(--text-muted);text-align:center;line-height:1.2}.no-subjects{display:flex;justify-content:center;align-items:center;height:100px;color:var(--text-muted);font-size:14px;grid-column:1 / -1}.no-subjects p{margin:0}@media (max-width: 768px){.ranking-summary{flex-direction:column;gap:12px}.summary-item{min-width:auto}.subjects-grid{grid-template-columns:1fr;gap:12px}.subject-card{padding:16px}.subject-stats{gap:12px}.stat-value{font-size:14px}.stat-value.accuracy{font-size:16px}}@media (max-width: 480px){.subject-card{flex-direction:column;text-align:center;gap:12px}.subject-rank{flex-direction:row;gap:8px}.subject-stats{justify-content:center;gap:20px}.ranking-summary{padding:12px}}.activity-calendar{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:16px;padding:24px;margin-bottom:32px}.calendar-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.calendar-title{display:flex;align-items:center;gap:12px}.calendar-title h3{font-size:20px;font-weight:600;color:var(--text-primary);margin:0}.calendar-stats{display:flex;justify-content:center;gap:32px;margin-bottom:24px;padding:16px;background:var(--bg-secondary);border-radius:12px}.calendar-stats .stat-item{display:flex;flex-direction:column;align-items:center;gap:4px}.calendar-stats .stat-value{font-size:20px;font-weight:700;color:var(--accent-color);line-height:1.2}.calendar-stats .stat-label{font-size:12px;color:var(--text-muted);text-align:center;line-height:1.2}.calendar-grid{display:flex;flex-direction:column;gap:3px;margin-bottom:16px}.calendar-week{display:flex;gap:3px}.calendar-day{width:14px;height:14px;border-radius:2px;cursor:pointer;transition:all .2s ease;border:1px solid rgba(0,0,0,.1)}.calendar-day:hover{transform:scale(1.2);border-color:var(--accent-color);z-index:1;position:relative}.calendar-legend{display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:var(--text-muted)}.legend-colors{display:flex;gap:2px}.legend-color{width:12px;height:12px;border-radius:2px;border:1px solid rgba(0,0,0,.1)}.legend-label{font-size:11px;color:var(--text-muted)}.no-data{display:flex;justify-content:center;align-items:center;height:100px;color:var(--text-muted);font-size:14px}.no-data p{margin:0}@media (max-width: 768px){.activity-calendar{padding:20px}.calendar-header{flex-direction:column;gap:16px;align-items:stretch}.calendar-title{justify-content:center}.period-selector{justify-content:center;flex-wrap:wrap}.calendar-stats{flex-direction:column;gap:16px}.calendar-stats .stat-item{flex-direction:row;justify-content:space-between;gap:8px}.calendar-grid{align-items:center}.calendar-week{justify-content:center}}@media (max-width: 480px){.activity-calendar{padding:16px}.calendar-day{width:12px;height:12px}.calendar-stats{gap:12px;padding:12px}.calendar-stats .stat-value{font-size:18px}.period-selector button{padding:4px 8px;font-size:11px}.legend-color{width:10px;height:10px}}.progress-chart{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:16px;padding:24px;margin-bottom:32px}.chart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.chart-title{display:flex;align-items:center;gap:16px}.chart-title h3{font-size:20px;font-weight:600;color:var(--text-primary);margin:0}.trend-indicator{display:flex;align-items:center;gap:6px;padding:4px 12px;background:var(--bg-secondary);border-radius:12px;font-size:14px;font-weight:500;color:var(--text-secondary)}.chart-stats{display:flex;justify-content:center;gap:32px;margin-bottom:24px;padding:16px;background:var(--bg-secondary);border-radius:12px}.chart-stats .stat-item{display:flex;flex-direction:column;align-items:center;gap:4px}.chart-stats .stat-value{font-size:20px;font-weight:700;color:var(--accent-color);line-height:1.2}.chart-stats .stat-label{font-size:12px;color:var(--text-muted);text-align:center;line-height:1.2}.chart-container{margin-bottom:16px}.chart-grid{display:flex;align-items:end;gap:4px;height:200px;padding:16px;background:var(--bg-secondary);border-radius:12px;overflow-x:auto}.chart-point{display:flex;flex-direction:column;align-items:center;gap:4px;min-width:40px;height:100%;position:relative}.chart-bar{width:100%;min-height:4px;border-radius:2px 2px 0 0;transition:all .2s ease;cursor:pointer;align-self:end}.chart-bar:hover{opacity:.8;transform:scaleY(1.05)}.chart-accuracy{font-size:10px;font-weight:600;text-align:center;line-height:1.2;margin-top:4px}.chart-date{font-size:9px;color:var(--text-muted);text-align:center;line-height:1.2;writing-mode:horizontal-tb;transform:rotate(-45deg);transform-origin:center;margin-top:8px;width:30px}.no-chart-data{display:flex;justify-content:center;align-items:center;height:100%;color:var(--text-muted);font-size:14px;width:100%}.no-chart-data p{margin:0}.chart-legend{display:flex;justify-content:center;gap:20px;font-size:12px;color:var(--text-muted)}.legend-item{display:flex;align-items:center;gap:6px}@media (max-width: 768px){.progress-chart{padding:20px}.chart-header{flex-direction:column;gap:16px;align-items:stretch}.chart-title,.period-selector{justify-content:center;flex-wrap:wrap}.chart-stats{flex-direction:column;gap:16px}.chart-stats .stat-item{flex-direction:row;justify-content:space-between;gap:8px}.chart-grid{height:150px;padding:12px}.chart-point{min-width:30px}.chart-legend{flex-direction:column;gap:8px;align-items:center}}@media (max-width: 480px){.progress-chart{padding:16px}.chart-stats{gap:12px;padding:12px}.chart-stats .stat-value{font-size:18px}.chart-grid{height:120px;gap:2px}.chart-point{min-width:25px}.chart-date{font-size:8px;width:25px}.period-selector button{padding:4px 8px;font-size:11px}}.recent-activity{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:16px;padding:24px;margin-bottom:32px}.activity-header-section{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.activity-title{display:flex;align-items:center;gap:12px}.activity-title h3{font-size:20px;font-weight:600;color:var(--text-primary);margin:0}.period-selector button{background:none;border:none;padding:6px 12px;border-radius:6px;font-size:12px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all .2s ease;white-space:nowrap}.period-selector button:hover:not(.active){background:var(--border-color);color:var(--text-secondary)}.activity-summary{display:flex;justify-content:center;gap:32px;margin-bottom:24px;padding:16px;background:var(--bg-secondary);border-radius:12px}.summary-item{display:flex;flex-direction:column;align-items:center;gap:4px}.summary-value{font-size:20px;font-weight:700;color:var(--accent-color);line-height:1.2}.summary-label{font-size:12px;color:var(--text-muted);text-align:center;line-height:1.2}.activity-list{display:flex;flex-direction:column;gap:12px;max-height:400px;overflow-y:auto}.activity-card{padding:16px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;transition:all .2s ease}.activity-card:hover{border-color:var(--accent-color);box-shadow:0 2px 4px #6366f11a}.activity-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.activity-date{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--text-secondary)}.activity-accuracy{font-size:16px;font-weight:700}.activity-stats{display:flex;gap:24px;margin-bottom:12px}.stat-group{display:flex;flex-direction:column;align-items:center;gap:2px}.stat-group .stat-value{font-size:18px;font-weight:600;color:var(--text-primary);line-height:1.2}.stat-group .stat-label{font-size:11px;color:var(--text-muted);line-height:1.2}.activity-subjects{border-top:1px solid var(--border-color);padding-top:12px}.subjects-header{display:flex;align-items:center;gap:6px;margin-bottom:8px;font-size:12px;color:var(--text-muted);font-weight:500}.subjects-list{display:flex;flex-wrap:wrap;gap:6px}.subject-tag{padding:2px 8px;background:#6366f11a;color:var(--accent-color);border-radius:12px;font-size:11px;font-weight:500}.no-activity{display:flex;justify-content:center;align-items:center;height:100px;color:var(--text-muted);font-size:14px}.no-activity p{margin:0}.error-state h3{font-size:20px;color:#dc2626;margin:0}.error-state p{font-size:16px;color:var(--text-muted);margin:0}.retry-btn{background:var(--accent-color);color:#fff;border:none;padding:12px 24px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:background-color .2s ease}.retry-btn:hover{background:var(--accent-hover)}@media (max-width: 768px){.recent-activity{padding:20px}.activity-header-section{flex-direction:column;gap:16px;align-items:stretch}.activity-title{justify-content:center}.period-selector{justify-content:center;flex-wrap:wrap}.activity-summary{flex-direction:column;gap:16px}.summary-item{flex-direction:row;justify-content:space-between;gap:8px}.activity-stats{gap:16px;justify-content:center}.activity-list{max-height:300px}}@media (max-width: 480px){.recent-activity{padding:16px}.activity-summary{gap:12px;padding:12px}.summary-value{font-size:18px}.activity-card{padding:12px}.activity-header{flex-direction:column;align-items:start;gap:8px}.activity-stats{gap:12px}.stat-group .stat-value{font-size:16px}.subjects-list{gap:4px}.subject-tag{font-size:10px;padding:1px 6px}.period-selector button{padding:4px 8px;font-size:11px}}.stats-details{padding:20px;max-width:1200px;margin:0 auto}.stats-details h3{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:16px}.overall-stats{margin-bottom:32px}.overall-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.overall-item{display:flex;align-items:center;gap:12px;padding:16px;background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;transition:all .2s ease}.overall-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #6366f126}:root.dark-theme .overall-item:hover{box-shadow:0 4px 12px #6366f14d}.overall-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);border-radius:10px;flex-shrink:0}.overall-content{flex:1;min-width:0}.overall-value{display:block;font-size:24px;font-weight:700;color:var(--text-primary);line-height:1.2}.overall-label{display:block;font-size:12px;color:var(--text-muted);line-height:1.2}.period-stats{margin-bottom:32px}.period-grid{display:flex;flex-direction:column;gap:16px}.period-card{display:flex;align-items:center;gap:16px;padding:20px;background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;transition:all .2s ease;max-width:400px}.period-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}:root.dark-theme .period-card:hover{box-shadow:0 4px 12px #0000004d}.period-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);border-radius:12px;flex-shrink:0}.period-content{flex:1;min-width:0}.period-title{font-size:16px;font-weight:600;color:var(--text-primary);margin:0 0 8px}.period-stats{margin-top:4px}.period-summary{display:flex;flex-direction:column;gap:4px}.period-questions{font-size:16px;font-weight:600;color:var(--text-secondary);line-height:1.2}.period-accuracy{font-size:14px;font-weight:500;line-height:1.2}.activity-chart{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:16px;padding:24px}.activity-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.activity-header h3{margin:0}.period-selector{display:flex;gap:4px;background:var(--border-color);padding:4px;border-radius:8px}.period-selector button{background:none;border:none;padding:6px 12px;border-radius:6px;font-size:12px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all .2s ease}.period-selector button.active{background:var(--accent-color);color:#fff}.period-selector button:hover:not(.active){background:var(--bg-secondary);color:var(--text-secondary)}.activity-bars{display:flex;align-items:end;gap:4px;height:120px;margin-bottom:16px;padding:0 8px}.activity-day{display:flex;flex-direction:column;align-items:center;gap:4px;flex:1;min-width:0}.activity-bar{width:100%;min-height:4px;border-radius:2px 2px 0 0;transition:all .2s ease;cursor:pointer}.activity-bar:hover{opacity:.8}.activity-date{font-size:10px;color:var(--text-muted);text-align:center;line-height:1.2}.activity-count{font-size:10px;font-weight:600;color:var(--text-secondary);text-align:center;line-height:1.2}.activity-legend{display:flex;justify-content:center;gap:20px;padding-top:16px;border-top:1px solid var(--border-color)}.legend-item{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted)}.legend-color{width:12px;height:12px;border-radius:2px}@media (max-width: 768px){.stats-details{padding:16px}.overall-grid{grid-template-columns:repeat(2,1fr);gap:12px}.overall-item{padding:12px}.overall-value{font-size:20px}.period-grid{gap:12px}.period-card{padding:16px}.activity-chart{padding:20px}.activity-header{flex-direction:column;gap:16px;align-items:stretch}.period-selector{justify-content:center}.activity-bars{height:100px;gap:2px}.activity-legend{flex-direction:column;gap:8px;align-items:center}}@media (max-width: 480px){.stats-details{padding:12px}.overall-grid{grid-template-columns:1fr;gap:8px}.overall-item{padding:10px}.overall-value{font-size:18px}.period-card{flex-direction:column;text-align:center;gap:12px}.period-questions{font-size:15px}.period-accuracy{font-size:13px}.activity-chart{padding:16px}.activity-bars{height:80px;gap:1px}.activity-date,.activity-count{font-size:9px}.period-selector button{padding:4px 8px;font-size:11px}}.language-switcher{display:flex;gap:3px;background:#f8f9fa;border-radius:8px;padding:3px;border:1px solid var(--border-color, #e0e0e0);box-shadow:0 2px 6px #0000001a}.language-switcher--small{gap:2px;padding:2px;border-radius:6px}.language-switcher--large{gap:4px;padding:4px;border-radius:10px}.language-switcher__button{display:flex;align-items:center;gap:3px;padding:6px 10px;border:none;background:transparent;border-radius:6px;cursor:pointer;transition:all .2s ease;font-size:13px;font-weight:600;color:#666;min-width:36px;justify-content:center}.language-switcher--small .language-switcher__button{padding:4px 8px;font-size:12px;border-radius:4px;min-width:32px}.language-switcher--large .language-switcher__button{padding:8px 14px;font-size:15px;border-radius:8px;min-width:40px}.language-switcher__button:hover{background:#3b82f6;color:#fff;transform:translateY(-1px);box-shadow:0 2px 4px #3b82f633}.language-switcher__button--active{background:#3b82f6;color:#fff;box-shadow:0 3px 6px #3b82f666;transform:translateY(-1px)}.language-switcher__button--active:hover{background:#2563eb;color:#fff;transform:translateY(-2px);box-shadow:0 4px 8px #3b82f680}.language-switcher__flag{font-size:15px;line-height:1}.language-switcher--small .language-switcher__flag{font-size:13px}.language-switcher--large .language-switcher__flag{font-size:17px}.language-switcher__name{white-space:nowrap}@media (max-width: 480px){.language-switcher__name{display:none}.language-switcher__button{padding:4px 8px;min-width:32px}.language-switcher--small .language-switcher__button{padding:3px 6px;min-width:28px}.language-switcher--large .language-switcher__button{padding:6px 10px;min-width:36px}}@media (prefers-color-scheme: dark){.language-switcher{background:#2a2a2a;border-color:#404040;box-shadow:0 2px 6px #0006}.language-switcher__button{color:#aaa}.language-switcher__button:hover{background:#3b82f6;color:#fff;transform:translateY(-1px);box-shadow:0 2px 4px #3b82f64d}.language-switcher__button--active{background:#3b82f6;color:#fff;box-shadow:0 3px 6px #3b82f680;transform:translateY(-1px)}.language-switcher__button--active:hover{background:#2563eb;color:#fff;transform:translateY(-2px);box-shadow:0 4px 8px #3b82f699}}.settings-container{max-width:600px;margin:0 auto;padding:12px;min-height:100vh;background:var(--bg-primary)}.settings-header{display:flex;align-items:center;gap:12px;margin-bottom:16px;padding:0 8px}.back-button{background:none;border:2px solid var(--accent-color);color:var(--accent-color);padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease}.back-button:hover{background:var(--accent-color);color:#fff}.settings-title{display:flex;align-items:center;gap:12px;flex:1}.settings-title h1{font-size:22px;font-weight:700;color:var(--text-primary);margin:0}.success-message{display:flex;align-items:center;gap:12px;padding:16px 20px;background:#d1fae5;border:2px solid #10b981;border-radius:12px;color:#065f46;margin-bottom:24px;font-weight:500;position:relative}.close-success{background:none;border:none;color:#065f46;font-size:20px;font-weight:700;cursor:pointer;padding:0;margin-left:auto;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background-color .2s ease}.close-success:hover{background:#0000001a}.settings-content{display:flex;flex-direction:column;gap:16px}.settings-section{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px;padding:16px;overflow:hidden;box-sizing:border-box}.section-header{display:flex;align-items:center;gap:8px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border-color)}.section-header h2{font-size:18px;font-weight:600;color:var(--text-primary);margin:0}.form-group{margin-bottom:12px;overflow:hidden}.form-label{display:block;font-size:14px;font-weight:500;color:var(--text-secondary);margin-bottom:8px}.form-input,.form-select{width:100%;padding:8px 12px;border:2px solid var(--border-color);border-radius:8px;font-size:14px;color:var(--text-primary);background:var(--bg-secondary);transition:all .2s ease;box-sizing:border-box}.form-input[type=time]{max-width:100%;overflow:hidden;text-overflow:ellipsis}.form-input:focus,.form-select:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #6366f11a}.toggles-list{display:flex;flex-direction:column;gap:10px}.toggle-item{display:flex;align-items:center;gap:12px;padding:12px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;transition:all .2s ease}.toggle-item:hover{background:var(--bg-primary);border-color:var(--accent-color)}.toggle-content{flex:1;min-width:0}.toggle-label{font-size:14px;font-weight:600;color:var(--text-primary);margin:0 0 2px}.toggle-description{font-size:12px;color:var(--text-muted);margin:0;line-height:1.3}.toggle-switch{position:relative;display:inline-block;width:44px;height:24px;flex-shrink:0}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;inset:0;background-color:var(--border-color);transition:.3s;border-radius:24px}.toggle-slider:before{position:absolute;content:"";height:16px;width:16px;left:4px;bottom:4px;background-color:var(--bg-card);transition:.3s;border-radius:50%;box-shadow:0 1px 3px #0003}input:checked+.toggle-slider{background-color:var(--accent-color)}input:checked+.toggle-slider:before{transform:translate(20px)}input:disabled+.toggle-slider{background-color:var(--border-color);cursor:not-allowed}input:disabled+.toggle-slider:before{background-color:var(--bg-secondary)}.settings-actions{display:flex;gap:12px;justify-content:center;padding:16px;background:var(--bg-card);border:2px solid var(--accent-color);border-radius:12px}.save-btn,.reset-btn{padding:10px 20px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;border:2px solid;min-width:140px}.save-btn{background:var(--accent-color);color:#fff;border-color:var(--accent-color)}.save-btn:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 8px #6366f14d}.save-btn:disabled{background:#9ca3af;border-color:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.reset-btn{background:var(--bg-card);color:var(--text-muted);border-color:var(--border-color)}.reset-btn:hover:not(:disabled){background:var(--bg-secondary);border-color:var(--text-muted);color:var(--text-secondary)}.reset-btn:disabled{color:var(--border-color);cursor:not-allowed}.settings-info{padding:12px;background:#fffbeb;border:2px solid #f59e0b;border-radius:8px;color:#92400e}.settings-info p{margin:0;font-size:12px;line-height:1.4}.error-state{display:flex;flex-direction:column;align-items:center;gap:16px;padding:60px 20px;text-align:center}.error-state h3{color:#dc2626;font-size:24px;margin:0}.error-state p{color:var(--text-muted);font-size:16px;margin:0}.retry-btn,.back-btn{background:var(--accent-color);color:#fff;border:none;padding:12px 24px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:background-color .2s ease}.retry-btn:hover,.back-btn:hover{background:var(--accent-hover)}.back-btn{background:none;color:var(--accent-color);border:2px solid var(--accent-color)}.back-btn:hover{background:var(--accent-color);color:#fff}@media (max-width: 768px){.settings-container{padding:16px}.settings-header{flex-direction:column;gap:16px;align-items:stretch}.settings-title{justify-content:center}.settings-title h1{font-size:24px}.settings-section{padding:20px}.language-section{padding:10px 16px!important;margin-bottom:10px!important}.language-settings{padding:6px 0;gap:6px}.language-settings .setting-description{font-size:11px}.toggle-item{flex-direction:column;align-items:stretch;gap:12px;text-align:center}.toggle-switch{align-self:center}.settings-actions{flex-direction:column}.save-btn,.reset-btn{width:100%}}@media (max-width: 480px){.settings-container{padding:12px}.settings-section{padding:16px}.section-header h2{font-size:18px}.toggle-label{font-size:15px}.toggle-description{font-size:13px}.settings-info{padding:16px}.settings-info p{font-size:13px}}.language-settings{padding:8px 0;display:flex;flex-direction:column;align-items:center;gap:8px}.language-settings .setting-description{color:var(--text-secondary);font-size:12px;margin:0;line-height:1.3;text-align:center}.language-settings .language-switcher{max-width:fit-content;margin:0}.language-section{padding:12px 20px!important;margin-bottom:12px!important}.language-section .section-header{margin-bottom:6px!important}.language-section .section-header h3{font-size:15px!important;margin:0!important;font-weight:600}.settings-section.language-section{padding:12px 20px;margin-bottom:12px}.settings-section.language-section .section-header{margin-bottom:6px}.settings-section.language-section .section-header h3{font-size:15px;margin:0;font-weight:600}.dark-theme .language-settings .language-switcher{background:#2a2a2a;border:1px solid #404040;box-shadow:0 2px 6px #0006}.dark-theme .language-settings .language-switcher__button{color:#aaa}.dark-theme .language-settings .language-switcher__button:hover{background:#3b82f6;color:#fff;transform:translateY(-1px);box-shadow:0 2px 4px #3b82f64d}.dark-theme .language-settings .language-switcher__button--active{background:#3b82f6;color:#fff;box-shadow:0 3px 6px #3b82f680;transform:translateY(-1px)}.dark-theme .language-settings .language-switcher__button--active:hover{background:#2563eb;color:#fff;transform:translateY(-2px);box-shadow:0 4px 8px #3b82f699}.support-section{padding:16px 0}.support-section .setting-description{margin-bottom:16px;color:var(--text-secondary);line-height:1.6}.support-button{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;background:var(--accent-color, #3b82f6);color:#fff!important;text-decoration:none;border-radius:12px;font-size:16px;font-weight:600;border:2px solid var(--accent-color, #3b82f6);cursor:pointer}.support-button:hover,.support-button:visited,.support-button:active{color:#fff!important}.support-button span{font-size:20px}.dark-theme .support-button{background:var(--accent-color, #60a5fa);color:#fff!important;border-color:var(--accent-color, #60a5fa)}.dark-theme .support-button:hover,.dark-theme .support-button:visited,.dark-theme .support-button:active{color:#fff!important}.learning-selection{min-height:100vh;background:var(--bg-primary);padding:20px;margin:0}.learning-selection-container{max-width:600px;margin:0 auto}.learning-selection-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px}.back-button{background:transparent;color:var(--text-muted);border:2px solid var(--border-color);padding:12px 24px;border-radius:12px;font-size:16px;font-weight:500;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:8px;flex-shrink:0;position:relative;z-index:10;min-width:fit-content}.back-button:hover{background:var(--bg-card);color:var(--text-primary);border-color:var(--accent-color)}.learning-selection-content{text-align:center}.learning-selection-title{font-size:32px;font-weight:800;color:var(--text-primary);margin:0 0 40px}.learning-selection-cards{display:flex;flex-direction:column;gap:24px}.learning-selection-card{background:var(--bg-card);border:2px solid var(--border-color);border-radius:20px;padding:32px 24px;cursor:pointer;text-align:left;transition:all .3s ease;position:relative;overflow:hidden}.learning-selection-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000001a}.learning-selection-card-mistakes{border-color:var(--border-color);background:var(--bg-card);opacity:.7;cursor:not-allowed;border-style:dashed}.learning-selection-card-mistakes:hover{transform:none;box-shadow:none}.learning-selection-card-learning{border-color:var(--accent-color);background:linear-gradient(135deg,var(--bg-card) 0%,rgba(59,130,246,.05) 100%)}.learning-selection-card-learning:hover{box-shadow:0 12px 24px #3b82f633}.learning-selection-card-title{font-size:24px;font-weight:700;color:var(--text-primary);margin-bottom:12px}.learning-selection-card-description{font-size:16px;color:var(--text-muted);margin-bottom:16px;line-height:1.4}.learning-selection-card-status{font-size:14px;font-weight:600;padding:6px 12px;border-radius:20px;display:inline-block}.learning-selection-card-mistakes .learning-selection-card-status{background:#f59e0b;color:#fff}.learning-selection-card-learning .learning-selection-card-status{background:#22c55e;color:#fff}@media (max-width: 768px){.learning-selection{padding:20px 16px}.learning-selection-title{font-size:28px}.learning-selection-card{padding:24px 20px}.learning-selection-card-title{font-size:20px}.learning-selection-card-description{font-size:14px}}.study-mode-selection{min-height:100vh;background:var(--bg-primary);padding:20px;margin:0}.study-mode-selection-container{max-width:600px;margin:0 auto}.study-mode-selection-header{display:flex;justify-content:flex-start;align-items:center;margin-bottom:32px}.study-mode-selection-content{text-align:center}.study-mode-selection-title{font-size:28px;font-weight:700;color:var(--text-primary);margin:0 0 12px}.study-mode-selection-subtitle{font-size:16px;color:var(--text-muted);margin:0 0 32px}.study-mode-selection-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.study-mode-card{background:var(--bg-card);border:2px solid var(--border-color);border-radius:16px;padding:24px 16px;cursor:pointer;text-align:center;transition:all .3s ease;display:flex;flex-direction:column;align-items:center;min-height:180px}.study-mode-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000001a}.study-mode-card-book{border-color:var(--accent-color)}.study-mode-card-book:hover{box-shadow:0 12px 24px #3b82f633;background:linear-gradient(135deg,var(--bg-card) 0%,rgba(59,130,246,.05) 100%)}.study-mode-card-ai{border-color:#22c55e}.study-mode-card-ai:hover{box-shadow:0 12px 24px #22c55e33;background:linear-gradient(135deg,var(--bg-card) 0%,rgba(34,197,94,.05) 100%)}.study-mode-card-icon{margin-bottom:16px;display:flex;align-items:center;justify-content:center;transition:transform .3s ease}.study-mode-card:hover .study-mode-card-icon{transform:scale(1.1)}.study-mode-card-content{flex:1;display:flex;flex-direction:column;justify-content:center}.study-mode-card-title{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.study-mode-card-description{font-size:13px;color:var(--text-muted);line-height:1.4}@media (max-width: 480px){.study-mode-selection{padding:16px}.study-mode-selection-title{font-size:24px}.study-mode-selection-subtitle{font-size:14px;margin-bottom:24px}.study-mode-selection-cards{grid-template-columns:repeat(2,1fr);gap:12px}.study-mode-card{padding:20px 12px;min-height:160px}.study-mode-card-icon svg{width:40px;height:40px}.study-mode-card-title{font-size:15px}.study-mode-card-description{font-size:11px}}@media (max-width: 360px){.study-mode-selection-cards{grid-template-columns:repeat(2,1fr);gap:8px}.study-mode-card{padding:16px 10px;min-height:140px}.study-mode-card-title{font-size:14px}.study-mode-card-description{font-size:10px}}.book-grade-grid{grid-template-columns:repeat(2,1fr)}.aichat-page{display:flex;flex-direction:column;height:100%;min-height:0;background:var(--bg-primary)}.aichat-list-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px 12px;background:var(--bg-primary);border-bottom:1.5px solid #EDD9FF;flex-shrink:0}:root.dark-theme .aichat-list-header{border-bottom-color:#a474d726}.aichat-list-header-left{display:flex;align-items:center;gap:10px}.aichat-list-back-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:none;border:none;color:var(--text-primary);cursor:pointer;transition:background .2s;flex-shrink:0}.aichat-list-back-btn:hover{background:#9e57ea1a}.aichat-list-logo{width:36px;height:36px;border-radius:50%;object-fit:cover}.aichat-list-title{font-size:20px;font-weight:800;color:var(--text-primary);letter-spacing:.01em}.aichat-new-btn{display:flex;align-items:center;gap:6px;background:#9e57ea;color:#fff;border:none;border-radius:20px;padding:8px 14px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s,transform .15s}.aichat-new-btn:hover{background:#7c3fb8}.aichat-new-btn:active{transform:scale(.97)}.aichat-threads{flex:1;overflow-y:auto;padding:8px 0}.aichat-thread-item{display:flex;align-items:center;gap:12px;padding:14px 20px;cursor:pointer;transition:background .15s;border-bottom:1px solid rgba(237,217,255,.5)}.aichat-thread-item:hover{background:#edd9ff59}.aichat-thread-item:active{background:#edd9ff99}:root.dark-theme .aichat-thread-item:hover{background:#a474d714}:root.dark-theme .aichat-thread-item{border-bottom-color:#a474d71a}.aichat-thread-avatar{width:46px;height:46px;border-radius:50%;overflow:hidden;flex-shrink:0;background:#edd9ff}.aichat-thread-avatar img{width:100%;height:100%;object-fit:cover}.aichat-thread-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.aichat-thread-name{font-size:15px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.aichat-thread-date{font-size:12px;color:var(--text-muted)}.aichat-thread-delete{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;background:none;border:none;color:#c0a8d8;cursor:pointer;transition:background .2s,color .2s;flex-shrink:0}.aichat-thread-delete:hover{background:#fdeeee;color:#e53e3e}.aichat-spinner-wrap{display:flex;justify-content:center;align-items:center;padding:60px 0}.aichat-spinner{width:32px;height:32px;border:3px solid #EDD9FF;border-top-color:#9e57ea;border-radius:50%;animation:aichat-spin .9s linear infinite}@keyframes aichat-spin{to{transform:rotate(360deg)}}.aichat-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 32px;text-align:center;gap:12px}.aichat-empty-img{width:80px;height:80px;border-radius:50%;object-fit:cover;opacity:.7}.aichat-empty-title{font-size:18px;font-weight:700;color:var(--text-primary);margin:0}.aichat-empty-sub{font-size:14px;color:var(--text-muted);margin:0;line-height:1.5}.aichat-empty-btn{display:flex;align-items:center;gap:6px;background:#9e57ea;color:#fff;border:none;border-radius:20px;padding:12px 24px;font-size:15px;font-weight:600;cursor:pointer;margin-top:8px;transition:background .2s}.aichat-empty-btn:hover{background:#7c3fb8}.aichat-thread-overlay{position:fixed;inset:0;z-index:200;display:flex;flex-direction:column;background:var(--bg-primary, #f8fafc);overflow:hidden}.aichat-thread-header{display:flex;align-items:center;gap:12px;padding:12px 16px;padding-top:max(12px,env(safe-area-inset-top));background:#9e57ea;flex-shrink:0}:root.dark-theme .aichat-thread-header{background:#6b3fa0}.aichat-back-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:#fff3;border:none;color:#fff;cursor:pointer;transition:background .2s;flex-shrink:0}.aichat-back-btn:hover{background:#ffffff52}.aichat-voice-btn{display:flex;align-items:center;gap:5px;background:#ffffff2e;border:none;border-radius:20px;padding:6px 10px;color:#fff;cursor:pointer;flex-shrink:0;transition:background .2s}.aichat-voice-btn:hover{background:#ffffff4d}.aichat-voice-label{font-size:12px;font-weight:600;text-transform:capitalize}.aichat-voice-picker{display:flex;align-items:center;gap:8px;padding:10px 16px;background:#7c3fb8;flex-shrink:0;overflow-x:auto;scrollbar-width:none}.aichat-voice-picker::-webkit-scrollbar{display:none}.aichat-voice-pill{flex-shrink:0;padding:6px 14px;border-radius:20px;border:1.5px solid rgba(255,255,255,.35);background:transparent;color:#ffffffd9;font-size:13px;font-weight:500;cursor:pointer;text-transform:capitalize;transition:background .15s,border-color .15s,color .15s}.aichat-voice-pill:hover{background:#ffffff26;border-color:#fff9}.aichat-voice-pill--active{background:#fff;border-color:#fff;color:#7c3fb8;font-weight:700}:root.dark-theme .aichat-voice-picker{background:#4a2878}.aichat-thread-header-avatar{position:relative;flex-shrink:0}.aichat-thread-header-avatar img{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.4)}.aichat-online-dot{position:absolute;bottom:1px;right:1px;width:11px;height:11px;background:#4ade80;border-radius:50%;border:2px solid #9E57EA}.aichat-thread-header-info{display:flex;flex-direction:column;gap:2px;min-width:0}.aichat-thread-header-name{font-size:16px;font-weight:700;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.aichat-thread-header-sub{font-size:12px;color:#fffc}.aichat-messages{flex:1;overflow-y:auto;padding:16px 16px 8px;display:flex;flex-direction:column;gap:12px}.aichat-msg{display:flex;align-items:flex-end;gap:8px;animation:aichat-msg-in .25s ease-out}@keyframes aichat-msg-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.aichat-msg--user{flex-direction:row-reverse}.aichat-msg-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#9e57ea,#6b3fa0);display:flex;align-items:center;justify-content:center;flex-shrink:0}.aichat-msg-bubble{max-width:76%;background:var(--bg-card, #fff);border-radius:18px 18px 18px 4px;padding:10px 14px;box-shadow:0 1px 6px #6e32a014;border:1px solid #EDE7F6}:root.dark-theme .aichat-msg-bubble{background:var(--bg-card);border-color:#9e57ea33}.aichat-msg--user .aichat-msg-bubble{background:linear-gradient(135deg,#9e57ea,#7c3fb8);border:none;border-radius:18px 18px 4px;box-shadow:0 2px 10px #9e57ea47}.aichat-msg-text{margin:0 0 4px;font-size:14px;line-height:1.55;color:var(--text-primary, #2D1B6B);white-space:pre-line}.aichat-msg--user .aichat-msg-text{color:#fff}.aichat-msg-footer{display:flex;align-items:center;justify-content:flex-end;gap:6px;margin-top:2px}.aichat-msg-time{font-size:10px;color:#b0a0c8}.aichat-msg--user .aichat-msg-time{color:#ffffffa6}.aichat-tts-btn{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:none;border:none;color:#a474d7;cursor:pointer;padding:0;transition:color .2s,background .2s;flex-shrink:0}.aichat-tts-btn:hover{background:#9e57ea1f;color:#9e57ea}.aichat-tts-btn--playing{color:#9e57ea}.aichat-tts-btn--loading{color:#9e57ea;opacity:.8;cursor:wait}.aichat-msg-bubble--typing{display:flex;align-items:center;gap:5px;padding:12px 16px;min-height:unset}.aichat-dot{width:7px;height:7px;border-radius:50%;background:#a474d7;animation:aichat-pulse 1.4s infinite ease-in-out}.aichat-dot:nth-child(2){animation-delay:.2s}.aichat-dot:nth-child(3){animation-delay:.4s}@keyframes aichat-pulse{0%,80%,to{transform:scale(.7);opacity:.4}40%{transform:scale(1);opacity:1}}.aichat-sources{margin-top:8px;background:#f3edfb;border-radius:8px;padding:8px 10px;display:flex;flex-direction:column;gap:4px}.aichat-sources-label{font-size:11px;font-weight:700;color:#9e57ea;text-transform:uppercase;letter-spacing:.05em}.aichat-source-link{font-size:12px;color:#7c3fb8;text-decoration:underline;line-height:1.4}.aichat-input-bar{padding:10px 16px;padding-bottom:max(14px,env(safe-area-inset-bottom));background:#edd9ff;flex-shrink:0}:root.dark-theme .aichat-input-bar{background:#edd9ff14}.aichat-input-wrap{display:flex;align-items:center;gap:8px;background:#fff;border:1.5px solid #D4AAFF;border-radius:50px;padding:6px 8px 6px 16px;transition:border-color .2s,box-shadow .2s}:root.dark-theme .aichat-input-wrap{background:#ffffff0f;border-color:#9e57ea4d}.aichat-input-wrap:focus-within{border-color:#9e57ea;box-shadow:0 0 0 3px #9e57ea1f}.aichat-input-field{flex:1;background:none;border:none;outline:none;font-size:15px;color:var(--text-primary, #2D1B6B);padding:5px 0;min-width:0}.aichat-input-field::placeholder{color:#b0a0c8}:root.dark-theme .aichat-input-field{color:#e0d5f0}.aichat-icon-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:none;border:none;color:#9e57ea;cursor:pointer;flex-shrink:0;transition:background .2s}.aichat-icon-btn:hover{background:#f3edfb}.aichat-send-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#9e57ea,#7c3fb8);border:none;color:#fff;cursor:pointer;flex-shrink:0;transition:transform .15s,box-shadow .2s;box-shadow:0 3px 10px #9e57ea59}.aichat-send-btn:hover{transform:scale(1.08);box-shadow:0 4px 14px #9e57ea80}.aichat-send-btn:active{transform:scale(.95)}.aichat-send-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.aichat-mic-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#9e57ea,#7c3fb8);border:none;cursor:pointer;flex-shrink:0;transition:transform .15s,box-shadow .2s,background .2s;box-shadow:0 3px 10px #9e57ea59}.aichat-mic-btn:hover{transform:scale(1.08);box-shadow:0 4px 14px #9e57ea80}.aichat-mic-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.aichat-mic-btn--recording{background:linear-gradient(135deg,#e53e3e,#c53030);box-shadow:0 3px 10px #e53e3e73;animation:aichat-mic-pulse 1.2s ease-in-out infinite}@keyframes aichat-mic-pulse{0%,to{box-shadow:0 3px 10px #e53e3e73}50%{box-shadow:0 3px 18px #e53e3ebf}}.payment-policies{position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center;padding:20px}.payment-policies__overlay{position:absolute;inset:0;background-color:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.payment-policies__modal{position:relative;background:var(--bg-primary, #ffffff);border-radius:16px;max-width:900px;width:100%;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 20px 60px #0000004d;z-index:10001}[data-theme=dark] .payment-policies__modal{background:var(--bg-primary, #1a1a1a)}.payment-policies__header{display:flex;align-items:center;justify-content:space-between;padding:24px;border-bottom:1px solid var(--border-color, #e5e7eb);position:sticky;top:0;background:var(--bg-primary, #ffffff);z-index:10;border-radius:16px 16px 0 0}[data-theme=dark] .payment-policies__header{background:var(--bg-primary, #1a1a1a);border-bottom-color:var(--border-color, #374151)}.payment-policies__title{margin:0;font-size:24px;font-weight:700;color:var(--text-primary, #111827)}[data-theme=dark] .payment-policies__title{color:var(--text-primary, #f9fafb)}.payment-policies__close{background:none;border:none;font-size:32px;line-height:1;color:var(--text-secondary, #6b7280);cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:all .2s}.payment-policies__close:hover{background:var(--bg-secondary, #f3f4f6);color:var(--text-primary, #111827)}[data-theme=dark] .payment-policies__close:hover{background:var(--bg-secondary, #374151);color:var(--text-primary, #f9fafb)}.payment-policies__content{flex:1;overflow-y:auto;padding:24px}.payment-policies__section{margin-bottom:32px}.payment-policies__section:last-child{margin-bottom:0}.payment-policies__section-title{margin:0 0 16px;font-size:20px;font-weight:600;color:var(--text-primary, #111827)}[data-theme=dark] .payment-policies__section-title{color:var(--text-primary, #f9fafb)}.payment-policies__text{color:var(--text-secondary, #4b5563);line-height:1.7}[data-theme=dark] .payment-policies__text{color:var(--text-secondary, #d1d5db)}.payment-policies__text h4{margin:20px 0 12px;font-size:16px;font-weight:600;color:var(--text-primary, #111827)}[data-theme=dark] .payment-policies__text h4{color:var(--text-primary, #f9fafb)}.payment-policies__text p{margin:0 0 16px}.payment-policies__text ul{margin:12px 0 16px;padding-left:24px}.payment-policies__text li{margin-bottom:8px}.payment-policies__footer{padding:24px;border-top:1px solid var(--border-color, #e5e7eb);position:sticky;bottom:0;background:var(--bg-primary, #ffffff);border-radius:0 0 16px 16px}[data-theme=dark] .payment-policies__footer{background:var(--bg-primary, #1a1a1a);border-top-color:var(--border-color, #374151)}.payment-policies__checkbox-label{display:flex;align-items:center;gap:12px;margin-bottom:16px;cursor:pointer;font-size:14px;color:var(--text-secondary, #4b5563)}[data-theme=dark] .payment-policies__checkbox-label{color:var(--text-secondary, #d1d5db)}.payment-policies__checkbox{width:20px;height:20px;cursor:pointer;accent-color:var(--primary-color, #3b82f6)}.payment-policies__actions{display:flex;gap:12px;justify-content:flex-end}.payment-policies__btn{padding:12px 24px;border:none;border-radius:8px;font-size:16px;font-weight:500;cursor:pointer;transition:all .2s}.payment-policies__btn--decline{background:var(--bg-secondary, #f3f4f6);color:var(--text-primary, #111827)}[data-theme=dark] .payment-policies__btn--decline{background:var(--bg-secondary, #374151);color:var(--text-primary, #f9fafb)}.payment-policies__btn--decline:hover{background:var(--bg-tertiary, #e5e7eb)}[data-theme=dark] .payment-policies__btn--decline:hover{background:var(--bg-tertiary, #4b5563)}.payment-policies__btn--accept{background:var(--primary-color, #3b82f6);color:#fff}.payment-policies__btn--accept:hover{background:var(--primary-hover, #2563eb);transform:translateY(-1px);box-shadow:0 4px 12px #3b82f666}.payment-policies__btn:disabled{opacity:.5;cursor:not-allowed}.payment-policies__content::-webkit-scrollbar{width:8px}.payment-policies__content::-webkit-scrollbar-track{background:var(--bg-secondary, #f3f4f6);border-radius:4px}[data-theme=dark] .payment-policies__content::-webkit-scrollbar-track{background:var(--bg-secondary, #374151)}.payment-policies__content::-webkit-scrollbar-thumb{background:var(--text-tertiary, #9ca3af);border-radius:4px}.payment-policies__content::-webkit-scrollbar-thumb:hover{background:var(--text-secondary, #6b7280)}.pp2-page{min-height:100vh;min-height:100dvh;background:var(--bg-primary);display:flex;flex-direction:column}.pp2-header{position:relative;flex-shrink:0}.pp2-header-title{position:absolute;top:0;left:50%;transform:translate(-50%);height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;white-space:nowrap;z-index:0}.pp2-logo{font-size:18px;font-weight:700;color:var(--accent-color);line-height:1.1}.pp2-logo-sub{font-size:11px;color:var(--text-muted);line-height:1.2}.pp2-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:20px 20px calc(80px + env(safe-area-inset-bottom))}.pp2-heading{margin-bottom:20px}.pp2-title{font-size:22px;font-weight:700;color:#6d4698;margin:0;text-transform:uppercase;letter-spacing:.5px}:root.dark-theme .pp2-title{color:#c4a8e8}.pp2-loading{display:flex;justify-content:center;padding:40px 0}.pp2-error{background:#fee2e2;border-radius:12px;padding:16px;margin-bottom:16px;text-align:center;color:var(--error-text)}.pp2-error button{margin-top:8px;background:var(--error-color);color:#fff;border:none;padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px}.pp2-plans{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.pp2-plan{display:flex;align-items:center;background:#edd9ff;border-radius:16px;padding:18px 20px;cursor:pointer;transition:transform .15s ease;border:2px solid transparent}:root.dark-theme .pp2-plan{background:#2d1b4e}.pp2-plan:active{transform:scale(.98)}.pp2-plan--selected{background:#6d4698;border-color:#6d4698}:root.dark-theme .pp2-plan--selected{background:#5b3a9e;border-color:#5b3a9e}.pp2-plan-left{flex:0 0 110px;font-size:13px;font-weight:700;color:var(--text-primary);text-transform:uppercase;letter-spacing:.3px;line-height:1.2}.pp2-plan--selected .pp2-plan-left{color:#fff}.pp2-plan-right{flex:1;text-align:right}.pp2-plan-price{font-size:20px;font-weight:700;color:var(--text-primary);line-height:1.1}.pp2-plan--selected .pp2-plan-price{color:#fff}.pp2-plan-per-day{font-size:11px;color:var(--text-muted);margin-top:3px}.pp2-plan--selected .pp2-plan-per-day{color:#ffffffbf}.pp2-plan-saving{font-size:11px;font-weight:600;color:#f47145;margin-top:4px}.pp2-plan--selected .pp2-plan-saving{color:#ffb347}.pp2-subjects{display:flex;align-items:center;justify-content:space-between;background:var(--bg-card);border:2px solid #EDD9FF;border-radius:50px;padding:14px 20px;margin-bottom:20px}:root.dark-theme .pp2-subjects{border-color:#2d1b4e}.pp2-subjects-label{font-size:14px;font-weight:500;color:var(--text-primary)}.pp2-toggle{width:48px;height:26px;border-radius:13px;background:#d1c4e9;border:none;cursor:pointer;position:relative;transition:background .25s ease;flex-shrink:0;padding:0}.pp2-toggle--on{background:#6d4698}.pp2-toggle-thumb{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform .25s ease;display:block;box-shadow:0 1px 4px #0003}.pp2-toggle--on .pp2-toggle-thumb{transform:translate(22px)}.pp2-proceed-btn{width:100%;background:#6d4698;color:#fff;border:none;padding:15px;border-radius:14px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s ease,transform .1s ease}.pp2-proceed-btn:hover{background:#5b3a9e}.pp2-proceed-btn:active{transform:scale(.98)}.pp2-options{display:flex;flex-direction:column;gap:16px}.pp2-options-back{background:none;border:none;color:var(--accent-color);font-size:14px;font-weight:600;cursor:pointer;padding:0;text-align:left}.pp2-options-summary{display:flex;justify-content:space-between;align-items:center;background:#edd9ff;border-radius:14px;padding:14px 18px;font-weight:600;font-size:15px;color:var(--text-primary)}:root.dark-theme .pp2-options-summary{background:#2d1b4e}.pp2-options-price{color:var(--accent-color)}.pp2-methods{display:flex;flex-direction:column;gap:10px}.pp2-method{display:flex;align-items:flex-start;gap:12px;background:var(--bg-card);border:2px solid #EDD9FF;border-radius:14px;padding:14px 16px;cursor:pointer;transition:border-color .2s}:root.dark-theme .pp2-method{border-color:#2d1b4e}.pp2-method--active{border-color:var(--accent-color)}.pp2-method input[type=radio]{margin-top:2px;accent-color:var(--accent-color);flex-shrink:0}.pp2-method-title{font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:3px}.pp2-method-desc{font-size:12px;color:var(--text-muted);line-height:1.3}.pp2-username-input{margin-top:10px;width:100%;border:1.5px solid var(--accent-color);border-radius:8px;padding:8px 12px;font-size:13px;background:var(--bg-primary);color:var(--text-primary);box-sizing:border-box;outline:none}.pp2-pay-btn{width:100%;background:var(--accent-color);color:#fff;border:none;padding:15px;border-radius:14px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s ease}.pp2-pay-btn:hover:not(:disabled){background:var(--accent-hover)}.pp2-pay-btn:disabled{opacity:.5;cursor:not-allowed}.pp2-link-success{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}.pp2-link-check{width:56px;height:56px;border-radius:50%;background:var(--accent-color);color:#fff;font-size:24px;display:flex;align-items:center;justify-content:center}.pp2-link-success h3{font-size:18px;font-weight:700;color:var(--text-primary);margin:0}.pp2-link-success p{font-size:13px;color:var(--text-muted);margin:0}.pp2-link-input{width:100%;border:1.5px solid #EDD9FF;border-radius:10px;padding:10px 14px;font-size:13px;background:var(--bg-card);color:var(--text-primary);box-sizing:border-box;text-align:center}.pp2-copy-btn,.pp2-open-btn,.pp2-done-btn{width:100%;padding:13px;border-radius:12px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;display:block;text-align:center;box-sizing:border-box;transition:opacity .2s}.pp2-copy-btn{background:var(--bg-secondary);border:1.5px solid var(--accent-color);color:var(--accent-color)}.pp2-open-btn{background:var(--accent-color);border:none;color:#fff}.pp2-done-btn{background:var(--bg-card);border:1.5px solid var(--border-color, #e5e7eb);color:var(--text-muted)}.profile-setup-page{min-height:100vh;background:var(--bg-primary, #ffffff);display:flex;flex-direction:column}.profile-setup-content{display:flex;flex-direction:column;align-items:center;padding:0 24px 40px;flex:1}.profile-setup-brand{font-size:30px;font-weight:400;color:#2d1b6b;letter-spacing:2px;margin:0 0 8px;font-family:Georgia,serif;text-transform:uppercase}.profile-setup-brand-n{font-size:38px;font-style:italic;font-weight:700;text-transform:capitalize}:root.dark-theme .profile-setup-brand{color:#c4a8ff}.profile-setup-avatar{width:170px;height:170px;margin-bottom:18px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.profile-setup-avatar-img{width:100%;height:100%;object-fit:contain}.profile-setup-lang{display:flex;gap:10px;margin-bottom:22px}.profile-setup-lang-btn{padding:10px 30px;border-radius:50px;font-size:13px;font-weight:600;letter-spacing:.4px;cursor:pointer;transition:background .2s ease,color .2s ease;-webkit-tap-highlight-color:transparent;outline:none;background:#ede7f6;border:none;color:#7c5cbf}.profile-setup-lang-btn.active{background:#a474d7;color:#fff}:root.dark-theme .profile-setup-lang-btn{background:#a474d726;color:#b39ddb}:root.dark-theme .profile-setup-lang-btn.active{background:#a474d7;color:#fff}.profile-setup-form{width:100%;max-width:360px;display:flex;flex-direction:column;gap:11px}.profile-setup-input{width:100%;padding:14px 22px;border:1.5px solid #D8C9F0;border-radius:50px;font-size:15px;color:var(--text-primary, #2D1B6B);background:var(--bg-card, #ffffff);outline:none;box-sizing:border-box;transition:border-color .2s ease}.profile-setup-input::placeholder{color:#b0a0c8}.profile-setup-input:focus{border-color:#a474d7}:root.dark-theme .profile-setup-input{background:#ffffff0f;border-color:#a474d74d;color:#e0d5f0}:root.dark-theme .profile-setup-input::placeholder{color:#b0a0c880}:root.dark-theme .profile-setup-input:focus{border-color:#a474d7}.profile-setup-phone-field{display:flex;align-items:center;border:1.5px solid #D8C9F0;border-radius:50px;background:var(--bg-card, #ffffff);padding:8px 18px;gap:10px;transition:border-color .2s ease;box-sizing:border-box}.profile-setup-phone-field:focus-within{border-color:#a474d7}:root.dark-theme .profile-setup-phone-field{background:#ffffff0f;border-color:#a474d74d}:root.dark-theme .profile-setup-phone-field:focus-within{border-color:#a474d7}.profile-setup-phone-icons{display:flex;align-items:center;gap:5px;flex-shrink:0}.profile-setup-phone-input{flex:1;border:none;outline:none;font-size:15px;color:var(--text-primary, #2D1B6B);background:transparent;padding:5px 0}.profile-setup-phone-input::placeholder{color:#b0a0c8}:root.dark-theme .profile-setup-phone-input{color:#e0d5f0}:root.dark-theme .profile-setup-phone-input::placeholder{color:#b0a0c880}.profile-setup-checkbox-label{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-primary, #4a3a7a);cursor:pointer;padding:2px 4px}.profile-setup-checkbox{width:18px;height:18px;flex-shrink:0;accent-color:#A474D7;cursor:pointer;border-radius:4px}.profile-setup-policy-link{text-decoration:underline;color:#7c5cbf;cursor:pointer}:root.dark-theme .profile-setup-checkbox-label{color:#c4a8ff}.profile-setup-submit-wrap{display:flex;justify-content:center;margin-top:6px}.profile-setup-submit{width:100%;padding:16px;background:#ff6b35;color:#fff;border:none;border-radius:50px;font-size:15px;font-weight:700;letter-spacing:.8px;cursor:pointer;transition:background .2s ease,transform .1s ease;-webkit-tap-highlight-color:transparent}.profile-setup-submit:hover:not(:disabled){background:#e85f2a}.profile-setup-submit:active:not(:disabled){transform:scale(.97)}.profile-setup-submit:disabled{opacity:.55;cursor:not-allowed}.profile-setup-skip{background:none;border:none;color:#b0a0c8;font-size:14px;cursor:pointer;padding:8px;text-align:center}.profile-setup-skip:hover{color:#a474d7}.profile-setup-error{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:10px 16px;border-radius:12px;font-size:14px;text-align:center}.parent-account-settings{max-width:500px;margin:0 auto;padding:20px;background:#fff;border-radius:16px;box-shadow:0 4px 6px #0000000d;border:2px solid #3b82f6}.settings-header{text-align:center;margin-bottom:24px}.settings-header h3{margin:0 0 8px;font-size:24px;font-weight:700;color:#1f2937}.settings-description{margin:0;font-size:14px;color:#6b7280;line-height:1.5}.loading-container{display:flex;justify-content:center;align-items:center;padding:40px 20px}.error-message,.success-message{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-radius:8px;margin-bottom:20px;font-size:14px;font-weight:500}.error-message{background:#fee2e2;border:1px solid #fecaca;color:#991b1b}.success-message{background:#d1fae5;border:1px solid #bbf7d0;color:#065f46}.close-error,.close-success{background:none;border:none;font-size:18px;font-weight:700;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background-color .2s ease}.close-error{color:#991b1b}.close-error:hover{background:#fecaca}.close-success{color:#065f46}.close-success:hover{background:#bbf7d0}.settings-content{display:flex;flex-direction:column;gap:24px}.current-account{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#f8fafc;border-radius:12px;border:1px solid #e5e7eb;gap:12px}.account-info{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}.info-label{font-size:11px;font-weight:600;color:#6b7280;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.info-value{font-size:14px;font-weight:600;color:#1f2937;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.username-display{color:#3b82f6;background:#e0e7ff;padding:2px 6px;border-radius:4px;font-family:Courier New,monospace;font-size:13px;display:inline-block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.no-account{color:#6b7280;font-style:italic;font-size:13px}.edit-btn{background:#3b82f6;color:#fff;border:none;padding:6px 12px;border-radius:6px;cursor:pointer;font-size:12px;font-weight:600;transition:all .2s ease;white-space:nowrap;flex-shrink:0}.edit-btn:hover:not(:disabled){background:#2563eb;transform:translateY(-1px);box-shadow:0 2px 4px #6366f14d}.edit-btn:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.edit-form{padding:20px;background:#f9fafb;border-radius:12px;border:1px solid #e5e7eb}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-size:14px;font-weight:600;color:#374151}.input-group{display:flex;align-items:center;background:#fff;border:2px solid #e5e7eb;border-radius:8px;overflow:hidden;transition:border-color .2s ease}.input-group:focus-within{border-color:#3b82f6;box-shadow:0 0 0 3px #6366f11a}.input-prefix{padding:12px 16px;background:#f3f4f6;color:#6b7280;font-weight:600;border-right:1px solid #e5e7eb}.username-input{flex:1;border:none;padding:12px 16px;font-size:16px;color:#1f2937;background:transparent;outline:none}.username-input::placeholder{color:#9ca3af}.username-input:disabled{background:#f9fafb;color:#6b7280;cursor:not-allowed}.input-help{margin-top:6px;font-size:12px;color:#6b7280}.form-actions{display:flex;gap:12px;justify-content:flex-end}.save-btn,.cancel-btn{padding:10px 20px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s ease;border:none}.save-btn{background:#10b981;color:#fff}.save-btn:hover:not(:disabled){background:#059669;transform:translateY(-1px);box-shadow:0 2px 4px #10b9814d}.save-btn:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.cancel-btn{background:#f3f4f6;color:#374151;border:1px solid #d1d5db}.cancel-btn:hover:not(:disabled){background:#e5e7eb;transform:translateY(-1px)}.cancel-btn:disabled{background:#f9fafb;color:#9ca3af;cursor:not-allowed;transform:none}.features-info{padding:16px;background:#f0f9ff;border-radius:12px;border:1px solid #bae6fd}.features-info h4{margin:0 0 12px;font-size:16px;font-weight:600;color:#1e40af}.features-info ul{margin:0;padding-left:20px;list-style:none}.features-info li{margin-bottom:8px;font-size:14px;color:#1e40af;line-height:1.4}.close-section{text-align:center;padding-top:16px;border-top:1px solid #e5e7eb}.close-btn{background:none;color:#6b7280;border:2px solid #e5e7eb;padding:10px 24px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s ease}.close-btn:hover{background:#f3f4f6;border-color:#d1d5db;color:#374151}@media (max-width: 768px){.parent-account-settings{margin:0 16px;padding:16px}.current-account{flex-direction:column;gap:12px;align-items:stretch}.account-info{gap:4px}.info-label{font-size:10px}.info-value{font-size:13px}.username-display{font-size:12px;padding:3px 8px}.edit-btn{font-size:11px;padding:8px 16px}.form-actions{flex-direction:column}.save-btn,.cancel-btn{width:100%}}@media (max-width: 480px){.parent-account-settings{margin:0 12px;padding:12px}.settings-header h3{font-size:20px}.current-account{padding:10px 12px;gap:8px}.account-info{gap:2px}.info-label{font-size:9px;letter-spacing:.3px}.info-value{font-size:12px}.username-display{font-size:11px;padding:2px 6px}.no-account{font-size:12px}.edit-btn{font-size:10px;padding:6px 10px}.edit-form{padding:16px}}@media (max-width: 360px){.parent-account-settings{margin:0 8px;padding:8px}.current-account{padding:8px 10px;gap:6px}.info-label{font-size:8px;letter-spacing:.2px}.info-value{font-size:11px}.username-display{font-size:10px;padding:1px 4px}.edit-btn{font-size:9px;padding:5px 8px;min-width:40px}.settings-header h3{font-size:18px}.settings-description{font-size:13px}}.pp-page{min-height:100vh;min-height:100dvh;background:var(--bg-primary);display:flex;flex-direction:column}.pp-back-btn{display:inline-flex;align-items:center;gap:6px;background:none;border:none;color:#a474d7;font-size:14px;font-weight:600;cursor:pointer;padding:4px 0 16px;-webkit-tap-highlight-color:transparent}.pp-back-btn:hover{color:#8b5ec7}.pp-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:20px 20px calc(20px + env(safe-area-inset-bottom))}.pp-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px}.pp-error{text-align:center;padding:40px 20px}.pp-error p{color:var(--error-color, #dc2626);margin-bottom:16px}.pp-retry-btn{background:#a474d7;color:#fff;border:none;padding:10px 24px;border-radius:50px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.pp-retry-btn:hover{background:#8b5ec7}.pp-profile{display:flex;flex-direction:column;align-items:center;max-width:420px;margin:0 auto}.pp-avatar{width:160px;height:160px;margin-bottom:14px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.pp-avatar-img{width:100%;height:100%;object-fit:contain}.pp-name{margin:0 0 4px;font-size:22px;font-weight:700;color:var(--text-primary);text-align:center}.pp-username{margin:0 0 12px;font-size:14px;color:var(--text-muted);text-align:center}.pp-premium{display:inline-flex;align-items:center;gap:6px;background:#f59e0b1f;color:#f59e0b;padding:4px 14px;border-radius:50px;font-size:13px;font-weight:600;margin-bottom:16px}.pp-lang{display:flex;gap:8px;margin-bottom:20px}.pp-lang-btn{padding:9px 20px;border-radius:50px;font-size:13px;font-weight:600;letter-spacing:.4px;cursor:pointer;transition:background .2s ease,color .2s ease;-webkit-tap-highlight-color:transparent;outline:none;background:#ede7f6;border:none;color:#7c5cbf}.pp-lang-btn.active{background:#a474d7;color:#fff}:root.dark-theme .pp-lang-btn{background:#a474d726;color:#b39ddb}:root.dark-theme .pp-lang-btn.active{background:#a474d7;color:#fff}.pp-stats{display:flex;gap:10px;width:100%;margin-bottom:20px}.pp-stat{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 6px;background:var(--bg-secondary, #F5F0FF);border-radius:14px;text-align:center}:root.dark-theme .pp-stat{background:#a474d71a}.pp-stat-value{font-size:20px;font-weight:700;color:var(--text-primary);line-height:1}.pp-stat-label{font-size:10px;color:var(--text-muted);line-height:1.2;text-align:center}.pp-info-list{width:100%;display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.pp-info-row{display:flex;justify-content:space-between;align-items:center;padding:13px 18px;border:1.5px solid #E0D5F0;border-radius:50px;background:var(--bg-card)}:root.dark-theme .pp-info-row{border-color:#a474d74d;background:#ffffff0a}.pp-info-label{font-size:13px;color:var(--text-muted);font-weight:500}.pp-info-value{font-size:14px;color:var(--text-primary);font-weight:500;text-align:right;max-width:60%;word-break:break-word}.pp-edit-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:15px;background:#a474d7;color:#fff;border:none;border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s ease,transform .1s ease;-webkit-tap-highlight-color:transparent;margin-bottom:14px}.pp-edit-btn:hover{background:#8b5ec7}.pp-edit-btn:active{transform:scale(.97)}.pp-parent-card{width:100%;padding:18px;background:#a474d714;border:1.5px solid rgba(164,116,215,.25);border-radius:18px;margin-bottom:14px}:root.dark-theme .pp-parent-card{background:#a474d71f;border-color:#a474d74d}.pp-parent-title{margin:0 0 6px;font-size:15px;font-weight:600;color:var(--text-primary)}.pp-parent-desc{margin:0 0 12px;font-size:13px;color:var(--text-muted);line-height:1.4}.pp-parent-btn{width:100%;padding:11px 14px;background:#a474d7;color:#fff;border:none;border-radius:50px;font-size:13px;font-weight:600;cursor:pointer;transition:background .2s ease;-webkit-tap-highlight-color:transparent}.pp-parent-btn:hover{background:#8b5ec7}.pp-logout-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px;background:none;color:#ef4444;border:1.5px solid #ef4444;border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s ease,color .2s ease;-webkit-tap-highlight-color:transparent;margin-bottom:8px}.pp-logout-btn:hover{background:#ef4444;color:#fff}.pp-modal-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:2000;display:flex;align-items:center;justify-content:center;padding:20px}.pp-modal-content{background:var(--bg-card);border:2px solid var(--accent-color);border-radius:16px;max-width:90vw;max-height:90vh;overflow-y:auto;box-shadow:0 25px 50px -12px #00000040}#root{margin:0;padding:0;width:100%;min-height:100vh;transition:background-color .3s ease,color .3s ease}:root.dark-theme{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #334155;--text-primary: #ffffff;--text-secondary: #e2e8f0;--text-muted: #cbd5e1;--border-color: #475569;--accent-color: #6366f1;--accent-hover: #4f46e5;--success-color: #10b981;--warning-color: #f59e0b;--error-color: #ef4444;--error-bg: #7f1d1d;--error-border: #991b1b;--error-text: #fca5a5;--fire-color: #f97316;--premium-bg: #78350f;--premium-text: #fbbf24;--premium-border: #f59e0b;--info-bg: #1e3a8a;--info-border: #3b82f6;--info-text: #93c5fd;--avatar-bg: #312e81;--icon-muted: #9ca3af;--gradient-start: #4c1d95;--gradient-end: #1e1b4b}:root{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-card: #ffffff;--text-primary: #1f2937;--text-secondary: #374151;--text-muted: #6b7280;--border-color: #e5e7eb;--accent-color: #3b82f6;--accent-hover: #2563eb;--success-color: #10b981;--warning-color: #f59e0b;--error-color: #dc2626;--error-bg: #fee2e2;--error-border: #fecaca;--error-text: #dc2626;--fire-color: #f97316;--premium-bg: #fef3c7;--premium-text: #d97706;--premium-border: #f59e0b;--info-bg: #f0f9ff;--info-border: #bae6fd;--info-text: #1e40af;--avatar-bg: #e0e7ff;--icon-muted: #6b7280;--gradient-start: #667eea;--gradient-end: #764ba2}:root.dark-theme #root{background-color:var(--bg-primary);color:var(--text-primary)}:root.dark-theme body{background-color:var(--bg-primary);color:var(--text-primary)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em}.read-the-docs{color:#888}
