@import "https://fonts.googleapis.com/css2?family=Noto+Sans+Arabic:wght@400;600;700;800;900&display=swap";.skip-link{z-index:9999;background:var(--primary,#2563eb);color:#fff;border-radius:0 0 8px;padding:.75rem 1.25rem;font-size:.9rem;font-weight:700;text-decoration:none;transition:top .15s;position:absolute;top:-100%;left:0}.skip-link:focus{top:0}:root{--font-sans:"Inter", system-ui, sans-serif;--font-arabic:"Almarai", sans-serif;--points:linear-gradient(90deg, #e07b39, #fbba7a);--points-text:#5c1e00;--streak:#b85a15;--success:#0f766e;--danger:#f87171;--gold:#fbba7a;--quiz-bg:linear-gradient(160deg, #1a0830, #2d0d50);--quiz-border:#4a1a8a;--quiz-boss-bar:linear-gradient(90deg, #f87171, #fca5a5);--quiz-option-sel:#6d28d94d;--quiz-timer:#fbba7a;--quiz-victory-bg:linear-gradient(160deg, #0a1a10, #0f2a18);--quiz-defeat-bg:linear-gradient(160deg, #1a0808, #2d0f0f);--ease-out:cubic-bezier(.16, 1, .3, 1);--ease-spring:cubic-bezier(.34, 1.56, .64, 1);--dur-fast:.15s;--dur-base:.25s;--dur-slow:.4s;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:20px;--radius-full:9999px}body,body.theme-tweens{--bg:linear-gradient(160deg, #f0f4ff, #f8faff);--navbar:linear-gradient(90deg, #0a1240, #15f);--primary:#15f;--primary-dark:#0a40cc;--mission-card:linear-gradient(135deg, #0a1240, #15f, #48f);--card-bg:linear-gradient(145deg, #fff, #f0f4ff);--card-border:#c8d8ff;--input-border:#7a90cc;--accent:linear-gradient(90deg, #e07b39, #fbba7a);--accent-dark:#c85a1a;--accent-soft:#ffe0a0;--tab-bar:linear-gradient(90deg, #f0f4ff, #f8faff);--ink:#0a1240;--muted:#4f62a8;--radius-card:12px;font-size:16px}body.theme-kids{--bg:linear-gradient(160deg, #fff4ed, #fffdf9);--navbar:linear-gradient(90deg, #0a1240, #15f);--primary:#a8581a;--primary-dark:#8b4510;--mission-card:linear-gradient(135deg, #f4956a, #fbba7a, #fddba0);--card-bg:linear-gradient(145deg, #fff, #fff4ed);--card-border:#fddcc8;--input-border:#c87a50;--accent:linear-gradient(90deg, #e07b39, #fbba7a);--accent-soft:#ffe0a0;--tab-bar:linear-gradient(90deg, #fff4ed, #fffdf9);--ink:#3d1c08;--muted:#8b5e3c;--radius-card:14px;font-size:18px}body.theme-teens{--bg:linear-gradient(160deg, #fdfaf4, #f0faf7);--navbar:linear-gradient(90deg, #0a1240, #15f);--primary:#2a8c77;--primary-dark:#1f6b5a;--mission-card:linear-gradient(135deg, #48b89e, #6dd4bc, #9ee8da);--card-bg:linear-gradient(145deg, #fff, #f0faf7);--card-border:#c8e6de;--input-border:#5a9e90;--accent:linear-gradient(90deg, #d4a04a, #fbba7a);--accent-soft:#ffe0a0;--tab-bar:linear-gradient(90deg, #f0faf7, #fdfaf4);--ink:#1a1a1a;--muted:#4d7a6c;--radius-card:10px;font-size:15px}body.quiz-active{--bg:var(--quiz-bg);--card-bg:#ffffff0a;--card-border:var(--quiz-border);--input-border:#ffffff59;--ink:#fff;--muted:#fff9;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{--color-ink:var(--ink);--color-paper:#fdfcff;--color-cream:#f4f6ff;--color-surface:#fff;--color-primary:var(--primary);--color-secondary:var(--primary);--color-muted:var(--muted);--color-border:var(--card-border);--color-success:var(--success);--color-danger:var(--danger);--color-amber:var(--gold);--color-primary-lt:#1155ff1a;--font-editorial:var(--font-sans);--font-ui:var(--font-sans);--font-arabic:"Almarai", sans-serif;--grad-primary:var(--accent);--text:var(--ink);--text-light:var(--muted);--shadow-sm:0 2px 8px #0000000f;--shadow-md:0 4px 16px #00000014;--shadow-lg:0 8px 32px #0000001f;--radius:var(--radius-lg);--radius-pill:var(--radius-full);--border:var(--card-border)}body.theme-kids{--color-paper:#fff4ed;--color-cream:#fff9f5;--color-primary:var(--primary);--color-secondary:var(--primary);--color-muted:var(--muted);--color-border:var(--card-border);--color-ink:var(--ink);--text:var(--ink);--text-light:var(--muted);--color-primary-lt:#a8581a1f}body.theme-teens{--color-paper:#fdfaf4;--color-cream:#f7faf7;--color-primary:var(--primary);--color-secondary:var(--primary);--color-muted:var(--muted);--color-border:var(--card-border);--color-ink:var(--ink);--text:var(--ink);--text-light:var(--muted);--color-primary-lt:#2a8c771a}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;transition:background var(--dur-base), color var(--dur-base);line-height:1.65}html[lang=ar] body,body[dir=rtl]{font-family:var(--font-arabic);text-align:right;direction:rtl}h1,h2,h3,h4{font-family:var(--font-sans);color:var(--ink);text-transform:uppercase;letter-spacing:-.03em;font-weight:900;line-height:1.18}h1{font-size:2.2rem}h2{font-size:1.7rem}h3{font-size:1.15rem}h4{letter-spacing:.04em;font-size:.9rem}p{font-weight:500}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}button{cursor:pointer;font-family:var(--font-sans)}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.app-root{min-height:100vh}.page{width:90%;max-width:1100px;margin:0 auto;padding:1.5rem 0}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card,var(--radius-lg));box-shadow:var(--shadow-sm);padding:1.25rem}.btn{font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.06em;cursor:pointer;transition:transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), opacity var(--dur-fast);border:none;border-radius:8px;justify-content:center;align-items:center;gap:.4rem;padding:.65rem 1.25rem;font-size:.85rem;font-weight:900;text-decoration:none;display:inline-flex}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--accent);color:var(--points-text);box-shadow:0 4px 16px #e07b394d}.btn-primary:hover{box-shadow:0 6px 24px #e07b3966}.btn-brand{background:var(--navbar);color:#fff;box-shadow:0 4px 16px #00000026}.btn-ghost{color:var(--primary);border:1.5px solid var(--primary);background:0 0}.btn-ghost:hover{background:var(--card-bg)}.btn-danger{color:#fff;background:#f87171}.btn-full{width:100%}.badge{text-transform:uppercase;letter-spacing:.1em;white-space:nowrap;border-radius:4px;align-items:center;gap:.25rem;padding:.2rem .55rem;font-size:.65rem;font-weight:900;display:inline-flex}.badge-points{background:var(--accent);color:var(--points-text)}.badge-category{background:var(--primary);color:#fff}.badge-success{background:var(--success);color:#fff}.badge-streak{background:var(--streak);color:#fff}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1.1rem;display:flex}.form-group label{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-size:.8rem;font-weight:700}.input-field,input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=file]),select,textarea{background:var(--color-surface,#fff);border:1.5px solid var(--input-border,#7a90cc);width:100%;font-family:var(--font-sans);color:var(--ink);transition:border-color var(--dur-fast), box-shadow var(--dur-fast);unicode-bidi:plaintext;border-radius:8px;outline:none;padding:.7rem .9rem;font-size:.95rem;font-weight:500}input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=file]):focus,select:focus,textarea:focus,.input-field:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #1155ff47}body.theme-kids input:focus,body.theme-kids select:focus,body.theme-kids textarea:focus{box-shadow:0 0 0 3px #a8581a47}body.theme-teens input:focus,body.theme-teens select:focus,body.theme-teens textarea:focus{box-shadow:0 0 0 3px #2a8c7747}.alert{border-radius:8px;margin-bottom:1rem;padding:.75rem 1rem;font-size:.9rem;font-weight:600}.alert-error{color:#b91c1c;background:#f871711f;border:1px solid #f8717166}.alert-success{color:#0f766e;background:#48b89e1f;border:1px solid #48b89e66}@keyframes toast-in{0%{opacity:0;transform:translate(-50%)translateY(16px)scale(.95)}to{opacity:1;transform:translate(-50%)translateY(0)scale(1)}}@keyframes shimmer{0%{background-position:-800px 0}to{background-position:800px 0}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes page-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.page-transition{animation:.18s ease-out both page-in}.skeleton-line,.skeleton-badge,.skeleton-title,.skeleton-meta,.skeleton-detail{background:linear-gradient(90deg, var(--card-border) 0px, #fff9 40px, var(--card-border) 80px);background-size:200px 100%;border-radius:6px;animation:1.4s ease-in-out infinite shimmer}.skeleton-line{height:14px;margin-bottom:.5rem}.skeleton-badge{width:80px;height:20px;margin-bottom:.75rem}.skeleton-title{height:22px;margin-bottom:.75rem}.skeleton-title.large{height:32px}.skeleton-detail{border-radius:var(--radius-card,12px);height:300px}.cat-badge{background:var(--primary);color:#fff;text-transform:uppercase;letter-spacing:.08em;border-radius:3px;padding:.15rem .5rem;font-size:.6rem;font-weight:900;display:inline-block}.emoji-accent{display:inline}body.theme-teens .emoji-accent{display:none}.progress-track{background:var(--card-border);border-radius:var(--radius-full);height:8px;overflow:hidden}.progress-fill{background:var(--primary);border-radius:var(--radius-full);height:100%;transition:width var(--dur-base) var(--ease-out)}.back-btn{color:var(--muted);cursor:pointer;text-transform:uppercase;letter-spacing:.04em;transition:color var(--dur-fast);background:0 0;border:none;align-items:center;gap:.4rem;margin-bottom:1.25rem;padding:.4rem 0;font-size:.85rem;font-weight:700;display:inline-flex}.back-btn:hover{color:var(--ink)}.article-unread-badge{background:var(--accent);color:var(--points-text);text-transform:uppercase;letter-spacing:.08em;border-radius:3px;padding:.1rem .4rem;font-size:.58rem;font-weight:900;display:inline-block}@media (width<=620px){.profile-grid{grid-template-columns:1fr!important}}.app-root{flex-direction:column;display:flex}.main-content{flex-direction:column;flex:1;display:flex}.main-content>.app-footer{margin-top:auto}.app-footer{color:#c8d8ff;background:#0a1240;padding:3rem 1.5rem 1.5rem}.footer-inner{border-bottom:1px solid #c8d8ff1f;grid-template-columns:1.4fr 1fr 1fr;gap:2rem;max-width:1400px;margin:0 auto;padding-bottom:2rem;display:grid}.footer-brand{flex-direction:column;gap:.6rem;display:flex}.footer-logo{color:#fff;letter-spacing:.1em;text-transform:uppercase;align-items:center;gap:.5rem;font-size:1rem;font-weight:900;text-decoration:none;transition:opacity .15s;display:inline-flex}.footer-logo:hover{opacity:.8;text-decoration:none}.footer-logo-img{width:26px;height:26px}.footer-tagline{color:#c8d8ffa6;max-width:210px;font-size:.82rem;font-weight:500;line-height:1.55}.footer-nav,.footer-legal-col{flex-direction:column;gap:.55rem;display:flex}.footer-nav-heading{text-transform:uppercase;letter-spacing:.12em;color:#c8d8ff73;margin-bottom:.2rem;font-size:.68rem;font-weight:900;display:block}.footer-nav a,.footer-legal-col a{color:#c8d8ffd9;font-size:.85rem;font-weight:600;text-decoration:none;transition:color .15s}.footer-nav a:hover,.footer-legal-col a:hover{color:#fff;text-decoration:none}.footer-bottom{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;max-width:1400px;margin:0 auto;padding-top:1.25rem;display:flex}.footer-copyright{color:#c8d8ff73;font-size:.78rem;font-weight:500}.footer-bottom-links{color:#c8d8ff59;align-items:center;gap:.55rem;font-size:.78rem;display:flex}.footer-bottom-link{color:#c8d8ffa6;font-size:.78rem;font-weight:600;text-decoration:none;transition:color .15s}.footer-bottom-link:hover{color:#fff;text-decoration:none}body.quiz-active .app-footer{display:none}@media (width<=768px){.footer-inner{grid-template-columns:1fr 1fr;gap:1.5rem}.footer-brand{grid-column:1/-1}.footer-tagline{max-width:none}.footer-bottom{flex-direction:column;align-items:flex-start}}@media (width<=480px){.footer-inner{grid-template-columns:1fr}.footer-brand{grid-column:auto}}.top-nav,.identity-bar,.tab-bar,.auth-banner{direction:ltr}.auth-banner{background:#06082b;grid-template-columns:1fr 1fr;min-height:220px;display:grid;position:relative;overflow:hidden}.auth-banner-right{justify-content:center;align-items:center;display:flex}@media (width<=640px){.auth-banner{grid-template-columns:1fr}.auth-banner-right{display:none}.auth-banner-left{text-align:center;padding:2.5rem 1.5rem!important}}[dir=rtl]{font-family:"Noto Sans Arabic", var(--font-ui), sans-serif}[dir=rtl] .navbar-inner,[dir=rtl] .navbar-links,[dir=rtl] .navbar-right{flex-direction:row-reverse}[dir=rtl] .navbar-logo{margin-left:auto;margin-right:0}[dir=rtl] .panel-layout{flex-direction:row-reverse}[dir=rtl] .panel-sidebar{border-right:none;border-left:2px solid var(--color-border)}[dir=rtl] .panel-nav-btn{text-align:right;border-left:none;border-right:3px solid #0000}[dir=rtl] .panel-nav-btn.active{border-left-color:#0000;border-right-color:var(--color-primary)}[dir=rtl] .admin-table th,[dir=rtl] .admin-table td,[dir=rtl] .panel-roster th,[dir=rtl] .panel-roster td{text-align:right}[dir=rtl] input,[dir=rtl] textarea,[dir=rtl] select{text-align:right;direction:rtl}[dir=rtl] .form-group label{text-align:right;display:block}[dir=rtl] .card{text-align:right}[dir=rtl] .btn,[dir=rtl] .role-badge,[dir=rtl] .pub-badge{direction:rtl}[dir=rtl] .notif-bell{margin-left:0;margin-right:auto}[dir=rtl] .notif-dropdown{left:0;right:auto}[dir=rtl] .notif-item{text-align:right;flex-direction:row-reverse}[dir=rtl] .modal-header{flex-direction:row-reverse}[dir=rtl] .modal-header h3{text-align:right}[dir=rtl] .modal-close{margin-left:0;margin-right:.5rem}[dir=rtl] .stats-row{flex-direction:row-reverse}[dir=rtl] .rank-table th,[dir=rtl] .rank-table td{text-align:right}[dir=rtl] .rank-badge{margin-left:.4rem;margin-right:0}[dir=rtl] .quiz-result{text-align:right}[dir=rtl] .result-actions{flex-direction:row-reverse}[dir=rtl] .article-card{text-align:right}[dir=rtl] .article-meta,[dir=rtl] .category-filter,[dir=rtl] .pagination,[dir=rtl] .search-bar{flex-direction:row-reverse}[dir=rtl] .search-bar input{text-align:right}[dir=rtl] .chart-wrap{direction:rtl}[dir=rtl] .panel-nav-btn svg,[dir=rtl] .panel-nav-btn .nav-icon{margin-left:.6rem;margin-right:0}[dir=rtl] body.theme-secondary .panel-sidebar{border-right:none;border-left:2px solid var(--color-border)}@media (width<=680px){[dir=rtl] .panel-layout{flex-direction:column}[dir=rtl] .panel-sidebar{border-left:none;border-bottom:2px solid var(--color-border)}[dir=rtl] .panel-nav-btn{border-bottom:3px solid #0000;border-right:none}[dir=rtl] .panel-nav-btn.active{border-right-color:#0000;border-bottom-color:var(--color-primary)}[dir=rtl] body.theme-secondary .panel-sidebar{border-left:none;border-bottom-color:var(--color-border)}[dir=rtl] .notif-dropdown{left:auto;right:0}}.image-picker{flex-direction:column;gap:.65rem;display:flex}.image-picker-tabs{border-bottom:2px solid var(--color-border);gap:.3rem;padding-bottom:.45rem;display:flex}.image-tab-btn{cursor:pointer;font-family:var(--font-ui);color:var(--color-muted);border-radius:var(--radius-full);white-space:nowrap;background:0 0;border:none;padding:.28rem .78rem;font-size:.82rem;font-weight:700;transition:color .15s,background .15s}.image-tab-btn:hover{color:var(--color-primary);background:color-mix(in srgb, var(--color-primary) 8%, transparent)}.image-tab-btn.active{color:var(--color-primary);background:color-mix(in srgb, var(--color-primary) 13%, transparent)}.image-upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius-md);cursor:pointer;text-align:center;color:var(--color-muted);flex-direction:column;justify-content:center;align-items:center;min-height:90px;padding:1.5rem 1rem;transition:border-color .2s,background .2s;display:flex}.image-upload-zone:hover:not(.busy){border-color:var(--color-primary);background:color-mix(in srgb, var(--color-primary) 4%, transparent)}.image-upload-zone.busy{cursor:default;opacity:.7}.image-url-input{border:2px solid var(--color-border);border-radius:var(--radius-md);width:100%;font-family:var(--font-ui);background:var(--color-surface);color:var(--color-ink);box-sizing:border-box;outline:none;padding:.6rem .85rem;font-size:.95rem;transition:border-color .2s}.image-url-input:focus{border-color:var(--color-primary)}.image-ai-section{flex-wrap:wrap;align-items:center;gap:1rem;min-height:56px;padding:.75rem 0;display:flex}.image-ai-hint{color:var(--color-muted);flex:1;min-width:140px;margin:0;font-size:.85rem}.image-preview-wrap{border-radius:var(--radius-md);aspect-ratio:16/7;background:var(--color-cream);border:1px solid var(--color-border);position:relative;overflow:hidden}.image-preview{object-fit:cover;width:100%;height:100%;display:block}.image-generating-overlay{background:color-mix(in srgb, var(--color-surface) 88%, transparent);flex-direction:column;justify-content:center;align-items:center;gap:.5rem;display:flex;position:absolute;inset:0}.image-clear-btn{color:#fff;cursor:pointer;background:#1a1a2e8c;border:none;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;font-size:.8rem;line-height:1;transition:background .2s;display:flex;position:absolute;top:.5rem;right:.5rem}.image-clear-btn:hover{background:color-mix(in srgb, var(--color-danger) 90%, transparent)}body.theme-secondary .image-picker-tabs{border-bottom-color:var(--color-border)}body.theme-secondary .image-upload-zone{border-color:var(--color-border)}body.theme-secondary .image-preview-wrap{background:var(--color-cream);border-color:var(--color-border)}[dir=rtl] .image-picker-tabs,[dir=rtl] .image-ai-section{flex-direction:row-reverse}[dir=rtl] .image-clear-btn{left:.5rem;right:auto}.mission-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card,12px);cursor:pointer;transition:transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);flex-direction:column;display:flex;position:relative;overflow:hidden}.mission-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}.mission-card-cover{background:var(--card-border);height:140px;overflow:hidden}.mission-card--featured .mission-card-cover{height:220px}.mission-card-cover img{object-fit:cover;width:100%;height:100%;transition:transform var(--dur-slow)}.mission-card:hover .mission-card-cover img{transform:scale(1.04)}.mission-card-body{flex-direction:column;flex:1;gap:.5rem;padding:.9rem;display:flex}.mission-card-top{flex-wrap:wrap;align-items:center;gap:.4rem;display:flex}.mission-card-title{color:var(--ink);text-transform:uppercase;letter-spacing:-.02em;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.95rem;font-weight:900;line-height:1.3;display:-webkit-box;overflow:hidden}.mission-card--featured .mission-card-title{-webkit-line-clamp:3;font-size:1.2rem}.mission-card-excerpt{color:var(--muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:.85rem;line-height:1.5;display:-webkit-box;overflow:hidden}.mission-card-footer{justify-content:space-between;align-items:center;gap:.5rem;margin-top:auto;padding-top:.4rem;display:flex}.mission-card-byline{flex-direction:column;gap:.1rem;min-width:0;display:flex}.mission-card-author{color:var(--primary);white-space:nowrap;text-overflow:ellipsis;font-size:.68rem;font-weight:700;overflow:hidden}.mission-card-date{color:var(--muted);font-size:.68rem;font-weight:600}.mission-card-excerpt--featured{-webkit-line-clamp:4}.pts-badge{background:var(--accent);color:var(--points-text);text-transform:uppercase;letter-spacing:.1em;white-space:nowrap;border-radius:4px;flex-shrink:0;align-items:center;padding:.18rem .5rem;font-size:.62rem;font-weight:900;display:inline-flex}.mission-card--compact{flex-direction:row;align-items:center;gap:.5rem;padding:.75rem}.mission-card--compact .mission-card-title{-webkit-line-clamp:1;text-transform:none;letter-spacing:0;flex:1;font-size:.88rem}.daily-mission-card{background:var(--mission-card);border-radius:var(--radius-card,12px);color:#fff;margin-bottom:1.5rem;padding:1.5rem;position:relative;overflow:hidden}.daily-mission-card:before{content:"";pointer-events:none;background:radial-gradient(circle at 80% 20%,#ffffff26,#0000 60%);position:absolute;inset:0}.daily-mission-title{text-transform:uppercase;letter-spacing:-.01em;color:#fff;margin-bottom:.9rem;font-size:1rem;font-weight:900;position:relative}.daily-mission-progress-row{align-items:center;gap:.75rem;margin-bottom:.9rem;display:flex;position:relative}.daily-mission-track{background:#ffffff40;border-radius:999px;flex:1;height:8px;overflow:hidden}.daily-mission-fill{height:100%;transition:width var(--dur-base) var(--ease-out);background:#ffffffe6;border-radius:999px}.daily-mission-counter{letter-spacing:.08em;white-space:nowrap;background:#fff3;border-radius:20px;padding:.2rem .5rem;font-size:.72rem;font-weight:900}.daily-mission-cta{color:var(--primary-dark);text-transform:uppercase;letter-spacing:.06em;cursor:pointer;transition:transform var(--dur-fast);background:#fffffff2;border:none;border-radius:8px;align-items:center;gap:.4rem;padding:.6rem 1.25rem;font-size:.8rem;font-weight:900;text-decoration:none;display:inline-flex;position:relative}.daily-mission-cta:hover{text-decoration:none;transform:translateY(-1px)}.category-filter-row{scrollbar-width:none;-webkit-overflow-scrolling:touch;gap:.5rem;margin-bottom:1.25rem;padding-bottom:.5rem;display:flex;overflow-x:auto}.category-filter-row::-webkit-scrollbar{display:none}.cat-pill{text-transform:uppercase;letter-spacing:.06em;border:1.5px solid var(--card-border);background:var(--card-bg);color:var(--muted);cursor:pointer;transition:background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);border-radius:999px;flex-shrink:0;padding:.4rem .9rem;font-size:.72rem;font-weight:900}.cat-pill:hover{border-color:var(--cat-color,var(--primary));color:var(--cat-color,var(--primary))}.cat-pill.active,.cat-pill.cat-pill--active{background:var(--cat-color,var(--primary));border-color:var(--cat-color,var(--primary));color:#fff}.articles-grid{grid-template-columns:repeat(2,1fr);gap:1rem;display:grid}@media (width>=900px){.articles-grid{grid-template-columns:repeat(3,1fr)}}@media (width<=480px){.articles-grid{grid-template-columns:1fr}}.articles-featured-row{margin-bottom:1rem}.news-count{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:1rem;font-size:.75rem;font-weight:700}.news-controls{flex-direction:column;gap:.75rem;margin-bottom:1.25rem;display:flex}.search-bar{position:relative}.search-bar-row{background:var(--color-surface,#fff);border:1.5px solid var(--input-border,#7a90cc);transition:border-color var(--dur-fast), box-shadow var(--dur-fast);border-radius:999px;align-items:center;gap:.4rem;padding:0 1rem;display:flex}.search-bar-row:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(var(--primary-rgb,0,0,0), .12)}.search-icon{color:var(--muted);pointer-events:none;flex-shrink:0}.search-bar-row input{min-width:0;color:var(--ink);background:0 0;border:none;outline:none;flex:1;padding:.85rem 0;font-size:.95rem}.search-bar-row input::placeholder{color:var(--muted)}.search-clear{cursor:pointer;color:var(--muted);transition:color var(--dur-fast);background:0 0;border:none;flex-shrink:0;padding:0;font-size:1.1rem;line-height:1}.search-clear:hover{color:var(--danger)}.search-suggestions{background:var(--card-bg);border:1.5px solid var(--card-border);z-index:300;border-radius:14px;margin:0;padding:0;list-style:none;position:absolute;top:calc(100% + 6px);left:0;right:0;overflow:hidden;box-shadow:0 8px 28px #00000021}.search-suggestion{cursor:pointer;border-bottom:1px solid var(--card-border);transition:background var(--dur-fast);align-items:center;gap:.75rem;padding:.65rem 1.1rem;display:flex}.search-suggestion:last-child{border-bottom:none}.search-suggestion:hover,.search-suggestion.active{background:var(--color-primary-lt)}.suggestion-title{color:var(--ink);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:.85rem;font-weight:600;overflow:hidden}.suggestion-category{text-transform:uppercase;letter-spacing:.07em;color:var(--primary);background:var(--color-primary-lt);border-radius:4px;flex-shrink:0;padding:.15rem .45rem;font-size:.62rem;font-weight:800}.cat-badge{color:#fff;background:var(--primary);letter-spacing:.06em;text-transform:uppercase;border-radius:999px;padding:.18rem .7rem;font-size:.68rem;font-weight:800;display:inline-block}.mission-brief{max-width:720px;margin:0 auto}.mission-brief-hero{border-radius:var(--radius-card,12px);background:var(--mission-card);min-height:240px;margin-bottom:1.5rem;position:relative;overflow:hidden}.mission-brief-hero img{object-fit:cover;width:100%;height:280px;display:block}.mission-brief-hero-overlay{background:linear-gradient(#0000 40%,#000000b3 100%);position:absolute;inset:0}.mission-label{text-transform:uppercase;letter-spacing:.12em;color:var(--streak);border-inline-start:3px solid var(--streak);margin-bottom:.6rem;padding-inline-start:.6rem;font-size:.65rem;font-weight:900;display:block}.mission-brief-stats{grid-template-columns:repeat(3,1fr);gap:.75rem;margin-bottom:1.25rem;display:grid}.mission-stat-tile{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md,10px);text-align:center;padding:.75rem}.mission-stat-value{color:var(--ink);font-size:1.3rem;font-weight:900;display:block}.mission-stat-label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-top:.2rem;font-size:.6rem;font-weight:700;display:block}.mission-excerpt-block{border-inline-start:3px solid var(--card-border);background:var(--card-bg);border-radius:0 var(--radius-md,10px) var(--radius-md,10px) 0;color:var(--muted);margin-bottom:1.25rem;padding:.75rem 1rem;font-size:.9rem;line-height:1.6}.boss-hint-card{border:1.5px dashed var(--streak);border-radius:var(--radius-card,12px);color:var(--streak);background:#e07b390f;margin-bottom:1.5rem;padding:.85rem 1rem;font-size:.82rem;font-weight:600}.reading-progress-bar{background:var(--card-border);z-index:300;height:4px;position:fixed;top:0;left:0;right:0}.reading-progress-fill{background:var(--primary);height:100%;transition:width .1s linear}.reading-sticky-header{z-index:50;background:var(--card-bg);border-bottom:1px solid var(--card-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);align-items:center;gap:1rem;padding:.6rem 1rem;display:flex;position:sticky;top:0}.reading-sticky-pct{color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-inline-start:auto;font-size:.72rem;font-weight:900}.article-body-wrapper{max-width:720px;margin:0 auto;padding:1.5rem 1rem 4rem}.article-detail-title{letter-spacing:-.02em;color:var(--ink);margin:.75rem 0 1rem;font-size:clamp(1.3rem,4vw,2rem);font-weight:900;line-height:1.2}.article-detail-meta{flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.75rem;display:flex}.detail-date,.reading-time{color:var(--muted);font-size:.75rem;font-weight:600}.article-hero-img{border-radius:var(--radius-card,12px);margin-bottom:1.5rem;overflow:hidden}.article-content p{color:var(--ink);margin-bottom:1rem;font-size:1rem;font-weight:400;line-height:1.75}.article-inline-img{border-radius:var(--radius-card,12px);object-fit:cover;width:100%;max-width:100%;margin:1.25rem 0;display:block}.article-author-line{color:var(--muted);align-items:center;gap:.35rem;margin-bottom:.5rem;font-size:.8rem;display:inline-flex}.article-brief-author{color:var(--muted);align-items:center;gap:.35rem;margin:0 0 .25rem;font-size:.82rem;display:inline-flex}.yt-layout{grid-template-columns:1fr;align-items:start;gap:0;max-width:1280px;margin:0 auto;padding:1.5rem 1.25rem 8rem;display:grid}.yt-main{min-width:0;max-width:720px}.yt-layout--reward .yt-main{max-width:560px}@media (width>=960px){.yt-layout{grid-template-columns:2fr 1fr;gap:2.5rem;padding:2rem 2rem 5rem}.yt-layout--reward{max-width:1000px}}.yt-sidebar{border-top:1px solid var(--card-border);min-width:0;padding-top:1.5rem}@media (width>=960px){.yt-sidebar{border-top:none;padding-top:0}.yt-sidebar-inner{scrollbar-width:none;max-height:calc(100vh - 80px);position:sticky;top:68px;overflow-y:auto}.yt-sidebar-inner::-webkit-scrollbar{display:none}}.yt-sidebar-heading{text-transform:uppercase;letter-spacing:.14em;color:var(--muted);border-bottom:2px solid var(--card-border);margin-bottom:.85rem;padding-bottom:.6rem;font-size:.68rem;font-weight:900}.yt-sidebar-list{flex-direction:column;gap:.15rem;display:flex}.article-sidebar-card{border-radius:var(--radius-md,10px);cursor:pointer;transition:background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);gap:.65rem;padding:.5rem;display:flex}.article-sidebar-card:hover{background:var(--card-bg);box-shadow:var(--shadow-sm)}.article-sidebar-card:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.sidebar-card-thumb{background:var(--card-border);border-radius:8px;flex-shrink:0;width:110px;height:68px;overflow:hidden}.sidebar-card-thumb img{object-fit:cover;width:100%;height:100%;display:block}.sidebar-card-no-thumb{background:linear-gradient(135deg, var(--primary), var(--accent));justify-content:center;align-items:center;width:100%;height:100%;display:flex}.sidebar-card-info{flex-direction:column;flex:1;gap:.25rem;min-width:0;padding:.1rem 0;display:flex}.sidebar-card-title{color:var(--ink);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:.83rem;font-weight:700;line-height:1.35;display:-webkit-box;overflow:hidden}.sidebar-card-meta{flex-direction:column;gap:.2rem;margin-top:auto;display:flex}.sidebar-card-author{color:var(--primary);white-space:nowrap;text-overflow:ellipsis;font-size:.7rem;font-weight:700;overflow:hidden}.sidebar-card-stats{color:var(--muted);flex-wrap:wrap;align-items:center;gap:.35rem;font-size:.67rem;font-weight:600;display:flex}.reward-main{flex-direction:column;gap:.75rem;display:flex}.reading-bottom-bar{background:var(--card-bg);border-top:1px solid var(--card-border);z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);justify-content:space-between;align-items:center;padding:.6rem 1rem;display:flex;position:fixed;bottom:64px;left:0;right:0}@media (width>=900px){.reading-bottom-bar{bottom:0}}.reading-bottom-label{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:.72rem;font-weight:700}.reward-hero{background:var(--mission-card);border-radius:var(--radius-card,12px);text-align:center;padding:2rem 1.5rem;position:relative;overflow:hidden}.reward-hero:before{content:"";pointer-events:none;background:radial-gradient(circle at 50% 30%,#ffffff26,#0000 70%);position:absolute;inset:0}.reward-pts{color:var(--gold);letter-spacing:-.04em;margin-bottom:.25rem;font-size:3rem;font-weight:900;line-height:1;position:relative}.reward-pts-label{text-transform:uppercase;letter-spacing:.12em;color:#fffc;font-size:.7rem;font-weight:900;position:relative}.reward-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card,12px);align-items:center;gap:1rem;margin-bottom:.75rem;padding:1rem 1.25rem;display:flex}.reward-card-icon{flex-shrink:0;font-size:1.8rem}.reward-card-info{flex:1}.reward-card-label{text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-size:.62rem;font-weight:900;display:block}.reward-card-value{color:var(--ink);font-size:1.15rem;font-weight:900;display:block}.boss-unlock-card{border:1.5px dashed var(--card-border);border-radius:var(--radius-card,12px);text-align:center;color:var(--muted);margin-bottom:1.25rem;padding:1rem 1.25rem;font-size:.85rem;font-weight:600}.boss-unlock-card--active{background:var(--mission-card);color:#fff;border-color:#0000}.boss-unlock-card--active .boss-unlock-title{text-transform:uppercase;letter-spacing:-.02em;color:#fff;margin-bottom:.75rem;font-size:1.1rem;font-weight:900;display:block}.pagination{flex-wrap:wrap;justify-content:center;align-items:center;gap:.4rem;margin-top:2rem;display:flex}.page-btn{border:1.5px solid var(--card-border);background:var(--card-bg);min-width:36px;height:36px;color:var(--ink);cursor:pointer;transition:background var(--dur-fast), border-color var(--dur-fast), color var(--dur-fast);border-radius:8px;font-size:.85rem;font-weight:700}.page-btn:hover{border-color:var(--primary);color:var(--primary)}.page-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}.page-btn:disabled{opacity:.4;cursor:not-allowed}.page-num{border:1.5px solid var(--card-border);background:var(--card-bg);min-width:38px;height:38px;color:var(--muted);cursor:pointer;transition:all var(--dur-fast);border-radius:8px;padding:0 .5rem;font-size:.88rem;font-weight:700}.page-num:hover{border-color:var(--primary);color:var(--primary)}.page-num.active{background:var(--primary);border-color:var(--primary);color:#fff}.page-dots{color:var(--muted);padding:0 .25rem;font-weight:700}.article-card.skeleton{pointer-events:none}.skeleton-base,.skeleton-badge,.skeleton-title,.skeleton-line,.skeleton-meta{background:linear-gradient(90deg, var(--card-border) 25%, var(--card-bg) 50%, var(--card-border) 75%);background-size:1600px 100%;border-radius:4px;animation:1.6s linear infinite shimmer}.skeleton-badge{border-radius:999px;width:70px;height:20px}.skeleton-title{width:88%;height:22px}.skeleton-line{width:100%;height:12px}.skeleton-line.short{width:58%}.skeleton-meta{width:48%;height:12px}.boss-page{background:var(--quiz-bg);color:#fff;flex-direction:column;align-items:center;min-height:100vh;padding:1.5rem 1rem 5rem;display:flex}.boss-intro{text-align:center;flex-direction:column;align-items:center;gap:1.25rem;width:100%;max-width:480px;padding-top:2rem;display:flex}.boss-label{text-transform:uppercase;letter-spacing:.18em;color:var(--quiz-timer);opacity:.85;font-size:.65rem;font-weight:900}.boss-icon-wrap{background:linear-gradient(135deg,#e07b39,#fbba7a);border-radius:18px;justify-content:center;align-items:center;width:90px;height:90px;font-size:3rem;display:flex;box-shadow:0 0 40px #e07b3966}.boss-name{text-transform:uppercase;letter-spacing:-.03em;color:#fff;font-size:1.8rem;font-weight:900}.boss-hp-label{text-transform:uppercase;letter-spacing:.1em;color:#ffffff80;margin-bottom:.4rem;font-size:.65rem;font-weight:900}.boss-hp-track{background:#ffffff1a;border-radius:999px;width:100%;height:12px;overflow:hidden}.boss-hp-fill{background:var(--quiz-boss-bar);height:100%;transition:width var(--dur-base) var(--ease-out);border-radius:999px}.lives-row{gap:.5rem;font-size:1.5rem;display:flex}.life{transition:opacity var(--dur-fast)}.life.lost{opacity:.15;filter:grayscale()}.battle-page{width:100%;max-width:560px}.battle-hud{flex-direction:column;gap:.75rem;width:100%;margin-bottom:1.5rem;display:flex}.hud-top{justify-content:space-between;align-items:center;display:flex}.hud-question-no{text-transform:uppercase;letter-spacing:.1em;color:#ffffff8c;font-size:.7rem;font-weight:900}.hud-lives{gap:.3rem;font-size:1.1rem;display:flex}.boss-timer{width:52px;height:52px;position:relative}.boss-timer-svg{width:100%;height:100%;transform:rotate(-90deg)}.boss-timer-track{fill:none;stroke:#ffffff1a;stroke-width:4px}.boss-timer-fill{fill:none;stroke:var(--quiz-timer);stroke-width:4px;stroke-linecap:round;transition:stroke-dashoffset 1s linear}.boss-timer-text{color:var(--quiz-timer);justify-content:center;align-items:center;font-size:.85rem;font-weight:900;display:flex;position:absolute;inset:0}.battle-question{text-transform:uppercase;letter-spacing:-.02em;color:#fff;text-align:center;margin-bottom:1.5rem;font-size:1.25rem;font-weight:900;line-height:1.35}.battle-sub{text-transform:uppercase;letter-spacing:.1em;color:#fff6;text-align:center;margin-bottom:1rem;font-size:.65rem;font-weight:700}.answer-grid{gap:.65rem;width:100%;display:grid}.answer-grid.mcq,.answer-grid.tf{grid-template-columns:1fr 1fr}@media (width<=480px){.answer-grid.mcq,.answer-grid.tf{grid-template-columns:1fr}.battle-question{font-size:1.05rem}}.answer-btn{color:#fffc;font-family:var(--font-sans);cursor:pointer;text-align:left;width:100%;transition:border-color var(--dur-fast), background var(--dur-fast), transform .1s;background:#ffffff0a;border:1.5px solid #ffffff1f;border-radius:10px;align-items:center;gap:.75rem;padding:.9rem 1rem;font-size:.9rem;font-weight:600;display:flex}.answer-btn:hover:not(:disabled){background:var(--quiz-option-sel);border-color:#ffffff59;transform:translate(2px)}.answer-btn:disabled{cursor:default;transform:none}.answer-btn.selected{background:var(--quiz-option-sel);border-color:#ffffff80}.answer-btn.correct{color:#9ee8da;background:#48b89e33;border-color:#48b89e}.answer-btn.wrong{color:#fca5a5;background:#f8717133;border-color:#f87171}.answer-btn.dim{opacity:.3}.answer-key{color:#ffffff80;background:#ffffff1a;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;min-width:26px;height:26px;font-size:.75rem;font-weight:900;display:inline-flex}@keyframes feedbackIn{0%{opacity:0;transform:translate(-50%)translateY(16px)scale(.92)}to{opacity:1;transform:translate(-50%)translateY(0)scale(1)}}.feedback-overlay{z-index:300;animation:feedbackIn .2s var(--ease-spring);pointer-events:none;text-align:center;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:14px;flex-direction:column;align-items:center;gap:.3rem;min-width:200px;padding:1rem 2rem;display:flex;position:fixed;bottom:6rem;left:50%;transform:translate(-50%)}.feedback-overlay.correct{color:#9ee8da;background:#48b89e33;border:1.5px solid #48b89e80}.feedback-overlay.wrong{color:#fca5a5;background:#f8717133;border:1.5px solid #f8717180}.feedback-icon{font-size:2rem;line-height:1}.feedback-answer{margin:0;font-size:.88rem;font-weight:600}.feedback-points{color:var(--quiz-timer);margin:0;font-size:1.25rem;font-weight:900}.boss-page .question-card{box-shadow:none;background:0 0;border:none;padding:0}.boss-page .question-text{display:none}.boss-spinner{border:4px solid #ffffff1a;border-top-color:var(--quiz-timer);border-radius:50%;width:52px;height:52px;margin:4rem auto;animation:.7s linear infinite spin}.victory-page{text-align:center;flex-direction:column;align-items:center;gap:1rem;width:100%;max-width:480px;padding-top:1.5rem;display:flex}.victory-hero{background:var(--quiz-victory-bg);border:1px solid #48b89e4d;border-radius:16px;width:100%;padding:2rem 1.5rem}.victory-icon-wrap{background:linear-gradient(135deg,#48b89e,#6dd4bc);border-radius:16px;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 1rem;font-size:2.5rem;display:flex;box-shadow:0 0 32px #48b89e66}.victory-pts{color:var(--quiz-timer);letter-spacing:-.04em;font-size:3rem;font-weight:900;line-height:1}.victory-pts-label{text-transform:uppercase;letter-spacing:.12em;color:#fff9;margin-top:.25rem;font-size:.65rem;font-weight:900}.end-stat-row{justify-content:center;gap:1.5rem;margin-top:1.25rem;display:flex}.end-stat{flex-direction:column;align-items:center;gap:.15rem;display:flex}.end-stat-value{color:#fff;font-size:1.5rem;font-weight:900;line-height:1}.end-stat-label{text-transform:uppercase;letter-spacing:.08em;color:#ffffff80;font-size:.6rem;font-weight:700}.defeat-page{text-align:center;flex-direction:column;align-items:center;gap:1rem;width:100%;max-width:480px;padding-top:1.5rem;display:flex}.defeat-hero{background:var(--quiz-defeat-bg);border:1px solid #f871714d;border-radius:16px;width:100%;padding:2rem 1.5rem}.defeat-icon-wrap{background:linear-gradient(135deg,#f87171,#fca5a5);border-radius:16px;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 1rem;font-size:2.5rem;display:flex;box-shadow:0 0 32px #f8717166}.missed-list{flex-direction:column;gap:.5rem;width:100%;margin-top:.5rem;display:flex}.missed-item{text-align:left;color:#ffffffb3;background:#ffffff0a;border:1px solid #f8717133;border-radius:8px;padding:.65rem 1rem;font-size:.82rem}.reread-hint{color:var(--quiz-timer);background:#fbba7a0f;border:1.5px solid #fbba7a66;border-radius:10px;width:100%;padding:.85rem 1rem;font-size:.82rem}.boss-btn-primary{width:100%;font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.06em;cursor:pointer;transition:transform var(--dur-fast), opacity var(--dur-fast);border:none;border-radius:10px;justify-content:center;align-items:center;gap:.4rem;padding:.85rem;font-size:.95rem;font-weight:900;text-decoration:none;display:inline-flex}.boss-btn-primary:hover{text-decoration:none;transform:translateY(-1px)}.boss-btn-victory{color:#fff;background:linear-gradient(90deg,#48b89e,#6dd4bc)}.boss-btn-retry{color:#fff;background:linear-gradient(90deg,#e07b39,#fbba7a)}.boss-btn-ghost{color:#ffffff80;cursor:pointer;background:0 0;border:none;margin-top:.25rem;font-size:.82rem;font-weight:700;text-decoration:underline}.dashboard-hero{background:var(--mission-card);border-radius:var(--radius-card,12px);color:#fff;margin-bottom:1.5rem;padding:1.5rem;position:relative;overflow:hidden}.dashboard-hero:before{content:"";pointer-events:none;background:radial-gradient(circle at 80% 20%,#ffffff1f,#0000 60%);position:absolute;inset:0}.dashboard-avatar{background:var(--accent);color:#fff;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;font-size:1.5rem;font-weight:900;display:flex;position:relative}.profile-row{align-items:center;gap:1rem;display:flex;position:relative}.profile-name{text-transform:uppercase;letter-spacing:-.02em;color:#fff;margin-bottom:.1rem;font-size:1.2rem;font-weight:900}.profile-meta{color:#ffffffb3;font-size:.78rem;font-weight:600}.profile-pts{color:var(--gold);letter-spacing:-.03em;margin-top:.75rem;font-size:1.6rem;font-weight:900;line-height:1;position:relative}.profile-pts-label{text-transform:uppercase;letter-spacing:.1em;color:#fff9;font-size:.62rem;font-weight:900;position:relative}.dashboard-grid{grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.5rem;display:grid}@media (width<=900px){.dashboard-grid{grid-template-columns:1fr 1fr}}@media (width<=480px){.dashboard-grid{grid-template-columns:1fr}.dashboard-grid>*{grid-column:1/-1!important}}.stat-tile{border-radius:var(--radius-card,12px);flex-direction:column;gap:.3rem;padding:1.1rem;display:flex}.stat-tile--primary{background:var(--mission-card);color:#fff}.stat-tile--accent{background:var(--accent);color:#fff}.stat-tile--card{background:var(--card-bg);border:1px solid var(--card-border);color:var(--ink)}.stat-tile-label{text-transform:uppercase;letter-spacing:.1em;opacity:.7;font-size:.62rem;font-weight:900}.stat-tile-value{letter-spacing:-.04em;font-size:2rem;font-weight:900;line-height:1}.stat-tile--card .stat-tile-label{color:var(--muted);opacity:1}.stat-tile--card .stat-tile-value{color:var(--ink)}.activity-chart{align-items:flex-end;gap:.35rem;width:100%;height:80px;display:flex}.activity-bar{background:var(--card-border);transition:height var(--dur-base) var(--ease-out);border-radius:4px 4px 0 0;flex:1;min-height:4px;position:relative}.activity-bar--today{background:var(--primary)}.activity-day{text-transform:uppercase;color:var(--muted);text-align:center;margin-top:.25rem;font-size:.55rem;font-weight:700}.badges-grid{grid-template-columns:repeat(5,1fr);gap:.6rem;display:grid}@media (width<=400px){.badges-grid{grid-template-columns:repeat(4,1fr)}}.badge-tile{aspect-ratio:1;background:var(--mission-card);border-radius:10px;justify-content:center;align-items:center;font-size:1.4rem;display:flex}.badge-tile--locked{background:var(--card-bg);border:1.5px dashed var(--card-border);font-size:1rem}.daily-banner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.daily-banner p{margin:0;font-weight:700}.daily-banner.done{opacity:.55}.join-class-card{grid-column:1/-1}.points-chart{width:100%}.chart-empty{text-align:center;color:var(--text-light);padding:2rem 0;font-size:.9rem}.lb-header{background:var(--mission-card);border-radius:var(--radius-card,12px);color:#fff;text-align:center;margin-bottom:1.5rem;padding:1.5rem}.lb-header h1{color:#fff;margin-bottom:.75rem}.lb-tabs{justify-content:center;gap:.35rem;display:flex}.lb-tab{font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.06em;color:#ffffffbf;cursor:pointer;transition:background var(--dur-fast), color var(--dur-fast);background:0 0;border:1.5px solid #ffffff4d;border-radius:999px;padding:.45rem 1rem;font-size:.72rem;font-weight:900}.lb-tab:hover{color:#fff;background:#ffffff1f}.lb-tab.active{color:var(--primary-dark);background:#fffffff2}.podium{justify-content:center;align-items:flex-end;gap:.5rem;margin-bottom:1.5rem;padding:0 .5rem;display:flex}.podium-col{flex-direction:column;flex:1;align-items:center;gap:.4rem;max-width:110px;display:flex}.podium-avatar{background:var(--mission-card);color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.1rem;font-weight:900;display:flex}.podium-col--first .podium-avatar{background:linear-gradient(135deg,#e07b39,#fbba7a);width:52px;height:52px;font-size:1.3rem}.podium-col--second .podium-avatar{background:var(--primary)}.podium-col--third .podium-avatar{background:var(--success)}.podium-name{text-transform:uppercase;letter-spacing:.02em;color:var(--ink);text-align:center;text-overflow:ellipsis;white-space:nowrap;width:100%;font-size:.72rem;font-weight:900;overflow:hidden}.podium-pts{color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-size:.65rem;font-weight:900}.podium-block{border-radius:8px 8px 0 0;justify-content:center;align-items:center;width:100%;font-size:1.4rem;display:flex}.podium-col--first .podium-block{background:linear-gradient(135deg,#e07b39,#fbba7a);height:90px}.podium-col--second .podium-block{background:var(--primary);opacity:.85;height:65px}.podium-col--third .podium-block{background:var(--success);opacity:.85;height:48px}@keyframes rowIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.rank-table{flex-direction:column;gap:.4rem;display:flex}.rank-row{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card,12px);animation:rowIn .3s var(--ease-out) both;transition:transform var(--dur-fast);grid-template-columns:48px 1fr auto;align-items:center;gap:.75rem;padding:.85rem 1rem;display:grid}.rank-row:hover{transform:translate(3px)}.rank-row.is-me{border-inline-start:3px solid var(--success)}.rank-pos{text-align:center;color:var(--ink);font-size:1rem;font-weight:900}.rank-name{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-size:.9rem;font-weight:700;overflow:hidden}.rank-streak{color:var(--streak);font-size:.72rem;font-weight:700}.rank-right{flex-direction:column;align-items:flex-end;gap:.15rem;display:flex}.rank-points{background:var(--accent);-webkit-text-fill-color:transparent;white-space:nowrap;-webkit-background-clip:text;background-clip:text;font-size:.88rem;font-weight:900}.classes-table{flex-direction:column;gap:.4rem;display:flex}.classes-row{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card,12px);animation:rowIn .3s var(--ease-out) both;grid-template-columns:48px 1fr auto;align-items:center;gap:.75rem;padding:.85rem 1rem;display:grid}.class-name{color:var(--ink);font-size:.9rem;font-weight:700}.class-pts{white-space:nowrap;background:var(--accent);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:.85rem;font-weight:900}@media (width<=480px){.rank-row{grid-template-columns:36px 1fr auto;gap:.5rem;padding:.7rem .75rem}.classes-row{grid-template-columns:36px 1fr auto;padding:.7rem .75rem}.lb-tab{padding:.4rem .7rem;font-size:.65rem}}.lb-invite{text-align:center;flex-direction:column;align-items:center;gap:1rem;max-width:380px;margin:3rem auto;padding:0 1.5rem;display:flex}.lb-invite-icon{font-size:3rem;line-height:1}.lb-invite-title{color:var(--ink);margin:0;font-size:1.15rem;font-weight:900}.lb-invite-body{color:var(--muted);margin:0;font-size:.88rem;line-height:1.65}.lb-invite-actions{flex-wrap:wrap;justify-content:center;gap:.75rem;margin-top:.25rem;display:flex}.roster-search-wrap{flex:1;position:relative}.roster-search-input{border:1.5px solid var(--input-border,#7a90cc);background:var(--color-surface,#fff);width:100%;color:var(--ink);box-sizing:border-box;transition:border-color var(--dur-fast);border-radius:8px;outline:none;padding:.5rem .8rem;font-size:.9rem;font-weight:500}.roster-search-input:focus{border-color:var(--primary)}.roster-suggestions{background:var(--color-surface,#fff);border:1.5px solid var(--card-border);box-shadow:var(--shadow-md);z-index:200;border-radius:10px;margin:0;padding:0;list-style:none;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow:hidden}.roster-suggestions-empty{color:var(--muted);padding:.65rem 1rem;font-size:.83rem}.roster-suggestion{cursor:pointer;border-bottom:1px solid var(--card-border);transition:background var(--dur-fast);align-items:center;gap:.6rem;padding:.55rem .9rem;display:flex}.roster-suggestion:last-child{border-bottom:none}.roster-suggestion:hover,.roster-suggestion.active{background:var(--color-primary-lt)}.roster-suggestion-avatar{background:var(--primary);color:#fff;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;font-size:.72rem;font-weight:900;display:flex}.roster-suggestion-name{color:var(--ink);font-size:.88rem;font-weight:700}.panel-layout{min-height:calc(100dvh - 64px);display:flex}.panel-sidebar{background:var(--color-surface,#fff);border-right:1px solid var(--card-border);flex-direction:column;flex-shrink:0;gap:.05rem;width:220px;padding:1.5rem 0 2rem;display:flex;position:relative}.panel-sidebar:after{content:"";background:linear-gradient(to bottom, transparent, var(--primary) 40%, var(--primary) 60%, transparent);opacity:.3;width:1px;position:absolute;top:0;bottom:0;right:-1px}.panel-sidebar-title{letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:0 1.25rem .75rem;font-size:.65rem;font-weight:800}.panel-nav-btn{text-align:left;cursor:pointer;width:100%;font-family:var(--font-sans);color:var(--muted);transition:background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);letter-spacing:.01em;background:0 0;border:none;border-left:3px solid #0000;align-items:center;gap:.6rem;padding:.65rem 1.25rem;font-size:.9rem;font-weight:600;display:flex}.panel-nav-btn:hover{color:var(--ink);background:var(--color-primary-lt)}.panel-nav-btn.active{color:var(--primary);background:var(--color-primary-lt);border-left-color:var(--primary);font-weight:700}.panel-content{background:var(--color-paper,#fdfcff);flex:1;padding:2rem;overflow:auto}.panel-content h2{font-family:var(--font-sans);letter-spacing:-.03em;margin:0 0 1.5rem;font-size:1.5rem;font-weight:800}.panel-section{flex-direction:column;gap:1.25rem;display:flex}.panel-class-tab{border:1.5px solid var(--card-border);color:var(--muted);text-transform:uppercase;letter-spacing:.04em;cursor:pointer;transition:background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);background:0 0;border-radius:6px;padding:.38rem .9rem;font-size:.78rem;font-weight:700}.panel-class-tab:hover{background:var(--card-border);color:var(--ink);border-color:var(--card-border)}.panel-class-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}.admin-table-wrap{border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--card-border);overflow-x:auto}.admin-table{border-collapse:collapse;background:var(--color-surface,#fff);width:100%;font-size:.875rem}.admin-table th{text-align:left;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);background:var(--color-cream,#f4f6ff);border-bottom:1.5px solid var(--card-border);white-space:nowrap;padding:.75rem 1rem;font-size:.68rem;font-weight:800}.admin-table td{border-bottom:1px solid var(--card-border);vertical-align:middle;color:var(--ink);padding:.7rem 1rem}.admin-table tr:last-child td{border-bottom:none}.admin-table tr:hover td{background:var(--color-primary-lt)}.role-badge{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.06em;padding:.18rem .6rem;font-size:.66rem;font-weight:800;display:inline-block}.role-badge.admin{color:#fff;background:linear-gradient(135deg,#7c3aed,#a78bfa)}.role-badge.teacher{color:#fff;background:linear-gradient(135deg,#0284c7,#38bdf8)}.role-badge.student{color:#fff;background:linear-gradient(135deg,#059669,#34d399)}.pub-badge{border-radius:var(--radius-full);align-items:center;gap:.3rem;padding:.2rem .6rem;font-size:.7rem;font-weight:700;display:inline-flex}.pub-badge.published{color:var(--success);background:#0f766e1a;border:1px solid #0f766e40}.pub-badge.unpublished{color:#b91c1c;background:#dc262614;border:1px solid #dc262640}.panel-roster{border-collapse:collapse;width:100%;font-size:.875rem}.panel-roster th{text-align:left;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);border-bottom:1.5px solid var(--card-border);padding:.6rem .9rem;font-size:.68rem;font-weight:800}.panel-roster td{border-bottom:1px solid var(--card-border);vertical-align:middle;color:var(--ink);padding:.6rem .9rem}.panel-roster tr:last-child td{border-bottom:none}@media (width<=760px){.panel-section{-webkit-overflow-scrolling:touch;overflow-x:auto}.panel-roster{min-width:480px}.panel-roster th,.panel-roster td{white-space:nowrap;padding:.5rem .65rem;font-size:.8rem}}@media (width<=680px){.panel-layout{flex-direction:column;min-height:auto}.panel-sidebar{border-right:none;border-bottom:1px solid var(--card-border);flex-flow:row;gap:0;width:100%;padding:0;overflow-x:auto}.panel-sidebar:after,.panel-sidebar-title{display:none}.panel-nav-btn{white-space:nowrap;border-bottom:3px solid #0000;border-left:none;flex-shrink:0;padding:.8rem 1.1rem;font-size:.85rem}.panel-nav-btn.active{border-left-color:#0000;border-bottom-color:var(--primary);background:var(--color-primary-lt)}.panel-content{padding:1.25rem}}.modal-overlay{z-index:2000;-webkit-backdrop-filter:blur(6px);background:#000000a6;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal-box{background:var(--color-surface,#fff);border-radius:var(--radius-xl,20px);box-shadow:var(--shadow-lg);border:1px solid var(--card-border);flex-direction:column;width:100%;max-width:560px;max-height:90vh;display:flex;position:relative;overflow:hidden}.modal-box:before{content:"";background:var(--accent);border-radius:var(--radius-xl,20px) var(--radius-xl,20px) 0 0;height:2px;position:absolute;top:0;left:0;right:0}.modal-header{border-bottom:1px solid var(--card-border);flex-shrink:0;justify-content:space-between;align-items:center;padding:1.1rem 1.4rem;display:flex}.modal-header h3{font-family:var(--font-sans);white-space:nowrap;text-overflow:ellipsis;letter-spacing:-.02em;margin:0;font-size:1.05rem;font-weight:700;overflow:hidden}.modal-close{cursor:pointer;color:var(--muted);border-radius:var(--radius-sm);transition:color var(--dur-fast), background var(--dur-fast);background:0 0;border:none;flex-shrink:0;margin-left:.5rem;padding:.3rem .45rem;font-size:.95rem;line-height:1}.modal-close:hover{color:var(--ink);background:var(--color-primary-lt)}.modal-body{flex:1;padding:1.4rem;overflow-y:auto}@media (width<=600px){.modal-box{border-radius:var(--radius-lg);max-height:95vh}.modal-body{padding:1rem}}@media (width<=400px){.modal-header{padding:.85rem 1rem}.modal-header h3{font-size:.92rem}.modal-body{padding:.85rem}}@media (width<=480px){.admin-table th,.admin-table td{padding:.5rem .65rem;font-size:.8rem}.panel-content{padding:1rem}.panel-content h2{margin-bottom:1rem;font-size:1.2rem}}@media (width>=681px) and (width<=900px){.panel-sidebar{width:180px}.panel-nav-btn{padding:.6rem 1rem;font-size:.82rem}.panel-content{padding:1.5rem}}.landing-page{margin:0;padding:0;overflow-x:hidden}.landing-hero{background:var(--navbar);color:#fff;text-align:center;padding:5rem 1.5rem 4.5rem;position:relative;overflow:hidden}.landing-hero:before{content:"";pointer-events:none;background:radial-gradient(circle at 65% 20%,#ffffff17,#0000 55%);position:absolute;inset:0}.landing-hero--sm{padding:3.5rem 1.5rem 3rem}.landing-hero-inner{max-width:660px;margin:0 auto;position:relative}.landing-hero-title{letter-spacing:-.03em;color:#fff;text-transform:none;margin:.5rem 0 1rem;font-size:clamp(2rem,6vw,3.5rem);font-weight:900;line-height:1.1}.landing-hero-subtitle{color:#ffffffbf;max-width:500px;margin:0 auto 2.25rem;font-size:clamp(.95rem,2.5vw,1.1rem);line-height:1.65}.landing-hero-ctas{flex-wrap:wrap;justify-content:center;gap:.75rem;display:flex}.landing-cta-primary{min-width:160px;padding:.85rem 2rem!important;font-size:.95rem!important}.landing-cta-secondary{min-width:140px;color:#fff!important;background:0 0!important;border-color:#ffffff59!important;padding:.85rem 2rem!important;font-size:.95rem!important}.landing-cta-secondary:hover{background:#ffffff1f!important;border-color:#ffffffa6!important}.landing-section{background:var(--bg);padding:4.5rem 1.5rem}.landing-section--alt{background:var(--card-bg);border-top:1px solid var(--card-border);border-bottom:1px solid var(--card-border)}.landing-section-inner{max-width:1100px;margin:0 auto}.landing-section-inner--narrow{max-width:680px}.landing-section-label{text-transform:uppercase;letter-spacing:.15em;color:#ffffffa6;margin-bottom:.4rem;font-size:.63rem;font-weight:900;display:block}.landing-section-label--dark{color:var(--primary);border-inline-start:3px solid var(--primary);margin-bottom:.6rem;padding-inline-start:.6rem}.landing-section-title{color:var(--ink);letter-spacing:-.02em;text-align:center;margin:0 0 2.5rem;font-size:clamp(1.4rem,3.5vw,2rem);font-weight:900}.landing-steps{grid-template-columns:repeat(2,1fr);gap:1.25rem;margin-top:1rem;display:grid}@media (width>=768px){.landing-steps{grid-template-columns:repeat(4,1fr)}}.landing-step{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card,12px);text-align:center;transition:transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);flex-direction:column;align-items:center;gap:.55rem;padding:1.5rem 1rem 1.25rem;display:flex}.landing-step:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}.landing-step-num{background:var(--primary);color:#fff;letter-spacing:0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.72rem;font-weight:900;display:flex}.landing-step-icon{border-radius:14px;justify-content:center;align-items:center;width:58px;height:58px;margin:.2rem 0;display:flex}.step-icon--blue{color:var(--primary);background:#1155ff1c}.step-icon--orange{color:var(--streak);background:#e07b391c}.step-icon--teal{color:var(--success);background:#0f766e1c}.step-icon--gold{color:#c47f25;background:#fbba7a26}.landing-step-title{color:var(--ink);margin:0;font-size:.93rem;font-weight:800;line-height:1.3}.landing-step-body{color:var(--muted);margin:0;font-size:.8rem;line-height:1.55}.landing-features{grid-template-columns:repeat(2,1fr);gap:1rem;display:grid}@media (width>=768px){.landing-features{grid-template-columns:repeat(3,1fr)}}.landing-feature-card{background:var(--bg);border:1px solid var(--card-border);border-radius:var(--radius-card,12px);transition:transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);padding:1.25rem}.landing-feature-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.landing-feature-icon{width:44px;height:44px;color:var(--primary);background:#1155ff1a;border-radius:10px;justify-content:center;align-items:center;margin-bottom:.75rem;display:flex}.landing-feature-title{color:var(--ink);margin:0 0 .35rem;font-size:.9rem;font-weight:800}.landing-feature-body{color:var(--muted);margin:0;font-size:.8rem;line-height:1.55}.about-project-body{color:var(--ink);margin-bottom:1rem;font-size:1.05rem;line-height:1.75}.about-built-with{color:var(--muted);background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md,10px);margin-top:.5rem;padding:.65rem 1rem;font-size:.8rem;font-weight:600;display:inline-block}.about-creator{max-width:360px;margin:0 auto 2.5rem}.about-mention{border-top:1px solid var(--card-border);text-align:center;padding-top:1.75rem}.about-mention-label{text-transform:uppercase;letter-spacing:.14em;color:var(--primary);margin-bottom:.5rem;font-size:.63rem;font-weight:900;display:block}.about-mention-text{color:var(--muted);margin:0;max-width:480px;margin-inline:auto;font-size:.92rem;line-height:1.65}.about-person-card{background:var(--bg);border:1px solid var(--card-border);border-radius:var(--radius-card,12px);text-align:center;transition:box-shadow var(--dur-fast) var(--ease-out);flex-direction:column;align-items:center;gap:0;display:flex;overflow:hidden}.about-person-card:hover{box-shadow:var(--shadow-md)}.about-avatar{aspect-ratio:4/5;background:var(--mission-card);flex-shrink:0;justify-content:center;align-items:center;width:100%;display:flex;position:relative;overflow:hidden}.about-avatar-img{object-fit:cover;object-position:center top;width:100%;height:100%;display:block;position:absolute;inset:0}.about-avatar-initials{color:#fff;text-transform:uppercase;-webkit-user-select:none;user-select:none;font-size:4rem;font-weight:900;line-height:1}.about-person-info{flex-direction:column;align-items:center;gap:.6rem;width:100%;padding:1.5rem 1.25rem 1.75rem;display:flex}.about-person-name{color:var(--ink);letter-spacing:-.01em;margin:0;font-size:1.2rem;font-weight:900}.about-person-role{color:var(--primary);text-transform:uppercase;letter-spacing:.1em;background:#1155ff1a;border-radius:999px;padding:.22rem .65rem;font-size:.65rem;font-weight:800;display:inline-block}.about-person-bio{color:var(--muted);margin:0;font-size:.88rem;line-height:1.6}.top-nav{display:none}@media (width>=900px){.top-nav{background:var(--navbar);z-index:200;align-items:center;gap:1rem;height:56px;padding:0 1.5rem;display:flex;position:fixed;top:0;left:0;right:0;box-shadow:0 2px 10px #00000026}}.top-nav-logo{color:#fff;text-transform:uppercase;letter-spacing:-.02em;flex-shrink:0;align-items:center;gap:.5rem;font-size:1rem;font-weight:900;text-decoration:none;display:flex}.top-nav-logo:hover{color:#fff;text-decoration:none}.top-nav-logo-img{flex-shrink:0;width:auto;height:30px}.top-nav-brand{white-space:nowrap;letter-spacing:.04em;font-size:1rem;font-weight:900}.top-nav-brand-dot{opacity:.6;font-weight:700}.identity-logo-img{flex-shrink:0;width:auto;height:1.6em}.identity-brand-dot{opacity:.6}.top-nav-links{flex:1;align-items:center;gap:.15rem;display:flex}.top-nav-link{color:#ffffffb8;text-transform:uppercase;letter-spacing:.04em;transition:background var(--dur-fast), color var(--dur-fast);border-radius:6px;align-items:center;padding:.38rem .7rem;font-size:.76rem;font-weight:700;text-decoration:none;display:flex}.top-nav-link:hover{color:#fff;background:#ffffff1f;text-decoration:none}.top-nav-link.active{color:#fff;background:#ffffff2e}.top-nav-controls{flex-shrink:0;align-items:center;gap:.55rem;display:flex}.top-nav-user{color:#ffffffe6;align-items:center;gap:.45rem;font-size:.76rem;font-weight:700;display:flex}.top-nav-avatar{background:var(--accent);width:26px;height:26px;color:var(--points-text);border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;font-size:.78rem;font-weight:900;display:flex}.top-nav-logout{color:#ffffffd9;cursor:pointer;transition:background var(--dur-fast);background:#ffffff26;border:none;border-radius:6px;padding:.28rem .52rem;font-size:1rem;line-height:1}.top-nav-logout:hover{color:#fff;background:#ffffff47}.top-nav-signup{background:var(--accent);color:#fff;text-transform:uppercase;letter-spacing:.06em;border-radius:6px;padding:.38rem .75rem;font-size:.72rem;font-weight:900;text-decoration:none}.top-nav-signup:hover{opacity:.9;color:#fff;text-decoration:none}.identity-bar{z-index:100;background:var(--navbar);justify-content:space-between;align-items:center;padding:.7rem 1rem;display:flex;position:sticky;top:0;box-shadow:0 2px 8px #00000014}@media (width>=900px){.identity-bar{display:none}}.identity-logo{color:#fff;letter-spacing:-.02em;text-transform:uppercase;white-space:nowrap;flex-shrink:1;align-items:center;gap:.3em;min-width:0;font-size:clamp(.6rem,4vw,.95rem);font-weight:900;text-decoration:none;display:flex}.identity-stats{align-items:center;gap:.5rem;display:flex}.identity-streak{color:#fff;background:#ffffff2e;border-radius:20px;padding:.2rem .5rem;font-size:.72rem;font-weight:900}.identity-points{letter-spacing:.08em;text-transform:uppercase;color:var(--points-text);background:var(--accent-soft);border-radius:4px;padding:.22rem .55rem;font-size:.65rem;font-weight:900}.tab-bar{z-index:200;background:var(--tab-bar);border-top:1px solid var(--card-border);height:64px;padding-bottom:env(safe-area-inset-bottom,0px);align-items:stretch;display:flex;position:fixed;bottom:0;left:0;right:0}@media (width>=900px){.tab-bar{display:none}}.tab-item{color:var(--muted);transition:color var(--dur-fast);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:.18rem;padding:.5rem 0;text-decoration:none;display:flex}.tab-item.active{color:var(--primary)}.tab-icon{width:30px;height:30px;transition:background var(--dur-fast);border-radius:8px;justify-content:center;align-items:center;font-size:1.15rem;display:flex}.tab-item.active .tab-icon{background:var(--mission-card)}.tab-label{text-transform:uppercase;letter-spacing:.02em;white-space:nowrap;max-width:100%;font-size:.58rem;font-weight:700;overflow:hidden}.lang-switcher{border-radius:var(--radius-full);background:#0000000f;align-items:center;gap:.25rem;padding:.2rem;display:flex}.lang-btn{color:var(--muted);letter-spacing:.06em;border-radius:var(--radius-full);cursor:pointer;transition:background var(--dur-fast), color var(--dur-fast);background:0 0;border:none;flex:1;padding:.3rem .55rem;font-size:.7rem;font-weight:900;line-height:1}.lang-btn:hover{color:var(--fg);background:#0000000f}.lang-btn.active{background:var(--primary);color:#fff}.top-nav .lang-switcher{background:#ffffff1f}.top-nav .lang-btn{color:#ffffffa6}.top-nav .lang-btn:hover{color:#fff;background:#ffffff1f}.top-nav .lang-btn.active{color:#fff;background:#ffffff40}.notif-bell{align-items:center;display:flex;position:relative}.notif-bell-btn{cursor:pointer;background:0 0;border:none;align-items:center;padding:.25rem;font-size:1.1rem;line-height:1;display:flex;position:relative}.notif-badge{background:var(--danger);color:#fff;pointer-events:none;border-radius:8px;justify-content:center;align-items:center;min-width:16px;height:16px;padding:0 3px;font-size:.55rem;font-weight:900;display:flex;position:absolute;top:-3px;right:-5px}.notif-backdrop{z-index:490;background:#0000008c;animation:.15s both notif-fade;position:fixed;inset:0}body.quiz-active .notif-backdrop{background:#000000b8}@keyframes notif-fade{0%{opacity:0}to{opacity:1}}.notif-panel{border-radius:var(--radius-lg);z-index:500;width:420px;max-width:calc(100vw - 2rem);max-height:80vh;animation:notif-pop .2s var(--ease-out,cubic-bezier(.16, 1, .3, 1)) both;background:#fff;border:1px solid #00000014;flex-direction:column;display:flex;position:fixed;top:50%;left:50%;overflow:hidden;transform:translate(-50%,-50%);box-shadow:0 24px 72px #00000059}@keyframes notif-pop{0%{opacity:0;transform:translate(-50%,-50%)scale(.96)}to{opacity:1;transform:translate(-50%,-50%)}}.notif-header{color:#1a1a2e;background:#00000005;border-bottom:1px solid #ebebeb;justify-content:space-between;align-items:center;padding:.7rem 1rem;font-size:.78rem;font-weight:700;display:flex}.notif-mark-all{color:#15f;text-transform:uppercase;letter-spacing:.05em;cursor:pointer;background:0 0;border:none;padding:0;font-size:.68rem;font-weight:700}.notif-mark-all:hover{opacity:.75}.notif-list{flex:1;overflow-y:auto}.notif-empty{text-align:center;color:#6b7280;padding:1.75rem 1rem;font-size:.85rem}.notif-item{cursor:pointer;border-bottom:1px solid #f0f0f0;align-items:flex-start;gap:.65rem;padding:.75rem 1rem;transition:background .12s;display:flex}.notif-item:last-child{border-bottom:none}.notif-item:hover{background:#00000006}.notif-item.unread{background:#1155ff0d}.notif-icon{text-align:center;flex-shrink:0;width:22px;margin-top:.1rem;font-size:1rem}.notif-content{flex:1;min-width:0}.notif-title{color:#1a1a2e;margin:0 0 .15rem;font-size:.8rem;font-weight:700;line-height:1.35}.notif-body{color:#6b7280;margin:0 0 .2rem;font-size:.72rem;line-height:1.45}.notif-time{color:#9ca3af;text-transform:uppercase;letter-spacing:.04em;font-size:.62rem;font-weight:600}.notif-dot{background:#15f;border-radius:50%;flex-shrink:0;width:7px;height:7px;margin-top:.4rem}body.quiz-active .tab-bar{--muted:#00000073;--card-border:#0000001a}.main-content{min-height:100vh;padding-bottom:80px}@media (width>=900px){.main-content{padding-top:56px;padding-bottom:1.5rem}}