@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");:root{--red:#d52b1e;--red-dark:#b01f15;--red-soft:rgba(213,43,30,0.1);--ink:#132238;--ink-soft:#5c6b7a;--line:#d8e0ea;--surface:#ffffff;--bg:#eef3f8;--bg-deep:#e2ebf4;--success:#1a7a4c;--success-soft:rgba(26,122,76,0.1);--warn:#b45309;--radius:14px;--radius-sm:10px;--shadow:0 10px 28px rgba(19,34,56,0.08);--font:"Plus Jakarta Sans","Segoe UI",sans-serif;--touch:48px}*{box-sizing:border-box}#root,body,html{height:100%;margin:0;padding:0}body{font-family:var(--font);color:var(--ink);-webkit-font-smoothing:antialiased;background:var(--bg)}button{font:inherit;font-family:inherit}:focus-visible{outline:2px solid var(--red);outline-offset:2px}.app-shell{min-height:100%;background:radial-gradient(1200px 480px at 10% -10%,rgba(213,43,30,.12),transparent 55%),radial-gradient(900px 420px at 100% 0,rgba(19,34,56,.08),transparent 50%),linear-gradient(180deg,#f7fafc 0,var(--bg) 45%,var(--bg-deep) 100%);padding:20px 16px calc(48px + env(safe-area-inset-bottom, 0px))}.app-frame{max-width:720px;margin:0 auto}.site-header{position:relative;margin-bottom:24px;z-index:40}.site-header-bar{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.86);border:1.5px solid var(--line);border-radius:16px;padding:10px 12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(19,34,56,.06)}.site-header-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}.lang-picker{position:relative;z-index:50}.lang-picker-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1.5px solid var(--line);background:#fff;color:var(--ink);font:inherit;font-size:12px;font-weight:700;min-height:40px;padding:0 10px;border-radius:10px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;transition:background .15s ease,border-color .15s ease}.lang-picker-btn:hover{background:#f1f5f9;border-color:#cbd5e1}.lang-picker-current{max-width:7.5rem;overflow:hidden;text-overflow:ellipsis}.lang-picker-menu{position:absolute;top:calc(100% + 6px);right:0;width:min(240px,calc(100vw - 32px));margin:0;padding:6px;list-style:none;background:#fff;border:1.5px solid var(--line);border-radius:12px;box-shadow:0 16px 40px rgba(19,34,56,.14);max-height:min(70vh,420px);overflow:auto}html[dir=rtl] .lang-picker-menu{right:auto;left:0}.lang-picker-option{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;border:none;background:transparent;text-align:start;font:inherit;cursor:pointer;padding:10px 12px;border-radius:8px;display:flex;flex-direction:column;gap:2px;color:var(--ink)}.lang-picker-option.active,.lang-picker-option:hover{background:#f1f5f9}.lang-picker-option.active{outline:1.5px solid rgba(213,43,30,.35)}.lang-native{font-size:14px;font-weight:700;line-height:1.2}.lang-english{font-size:11px;color:var(--ink-soft)}.site-menu-lang{padding:4px 4px 10px;border-bottom:1px solid var(--line);margin-bottom:8px}.site-menu-lang .lang-picker{width:100%}.site-menu-lang .lang-picker-btn{width:100%;justify-content:flex-start}.site-menu-lang .lang-picker-menu{position:static;width:100%;margin-top:8px;box-shadow:none;max-height:220px}.quiz-lang-note{margin:0 0 12px;padding:10px 12px;border-radius:10px;background:#eff6ff;border:1px solid #bfdbfe;color:#1e3a5f;font-size:13px;line-height:1.45}html[dir=rtl] .action-chevron,html[dir=rtl] .btn svg:last-child{transform:scaleX(-1)}.site-brand{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;display:flex;align-items:center;gap:10px;text-align:left;cursor:pointer;padding:0;min-width:0;flex:1 1;text-decoration:none;color:inherit;-webkit-tap-highlight-color:transparent}.brand-mark{width:40px;height:40px;border-radius:10px;background:var(--red);color:#fff;display:grid;place-items:center;flex-shrink:0;box-shadow:0 6px 16px rgba(213,43,30,.28)}.brand-mark svg{width:22px;height:22px}.brand-text{min-width:0;display:flex;flex-direction:column}.brand-name{font-size:16px;font-weight:800;letter-spacing:-.02em;line-height:1.2;color:var(--ink)}.brand-sub{font-size:12px;color:var(--ink-soft);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.site-nav-desktop{display:none;align-items:center;gap:4px;flex-shrink:0}.site-nav-link{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;color:var(--ink-soft);font:inherit;font-size:13px;font-weight:700;min-height:40px;padding:0 12px;border-radius:10px;cursor:pointer;white-space:nowrap;text-decoration:none;display:inline-flex;align-items:center;transition:background .15s ease,color .15s ease}.site-nav-link.active,.site-nav-link:hover{color:var(--ink);background:#f1f5f9}.site-nav-link.accent{background:var(--red);color:#fff}.site-nav-link.accent.active,.site-nav-link.accent:hover{background:var(--red-dark);color:#fff}.site-menu-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1.5px solid var(--line);background:#fff;color:var(--ink);width:44px;height:44px;border-radius:12px;display:grid;place-items:center;cursor:pointer;flex-shrink:0}.site-menu-backdrop{position:fixed;inset:0;border:none;background:rgba(19,34,56,.28);z-index:45;cursor:pointer}.site-menu{position:absolute;top:calc(100% + 8px);right:0;left:0;background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:12px;box-shadow:0 18px 40px rgba(19,34,56,.16);z-index:50;display:flex;flex-direction:column;gap:2px;max-height:min(70vh,520px);overflow:auto}.site-menu-label{margin:8px 8px 4px;font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft)}.site-menu-label:first-child{margin-top:0}.site-menu-item{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;text-align:left;font:inherit;font-size:15px;font-weight:600;color:var(--ink);min-height:44px;padding:0 12px;border-radius:10px;cursor:pointer;text-decoration:none;display:flex;align-items:center}.site-menu-item.active,.site-menu-item:hover{background:#f1f5f9}.site-menu-item.active{color:var(--red)}.loading{color:var(--ink-soft);padding:64px 16px}.footer,.loading{text-align:center}.footer{margin-top:40px;padding-top:20px;border-top:1px solid var(--line)}.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 14px;margin-bottom:16px}.footer-link{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;color:var(--ink-soft);font:inherit;font-size:13px;font-weight:600;cursor:pointer;padding:4px 0;text-decoration:underline;text-underline-offset:3px}.footer-link.strong,.footer-link:hover{color:var(--ink)}.footer-link.strong{text-decoration:none;font-weight:700;color:var(--red)}.footer p{margin:0 auto;max-width:460px;font-size:12px;line-height:1.55;color:var(--ink-soft)}.footer-support{margin-top:14px;display:inline-flex;align-items:center;gap:6px;color:var(--red);font-size:13px;font-weight:600}.info-page{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius);padding:22px 18px;box-shadow:var(--shadow)}.info-body{margin-top:14px;color:var(--ink-soft);font-size:15px;line-height:1.6}.info-body p{margin:0 0 14px}.info-body h2{margin:22px 0 8px;font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.02em}.info-body a{color:var(--red);font-weight:600}.info-note{font-size:13px!important;color:var(--ink-soft)}.info-list{margin:0;padding-left:18px;display:grid;grid-gap:12px;gap:12px}.info-list li::marker{color:var(--red)}.contact-form{display:grid;grid-gap:12px;gap:12px;margin:18px 0}.contact-form label{display:grid;grid-gap:6px;gap:6px}.contact-form span{font-size:13px;font-weight:700;color:var(--ink)}.contact-form input,.contact-form textarea{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font:inherit;font-size:15px;color:var(--ink);background:#fbfcfe}.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--red);outline-offset:1px;border-color:transparent}.support-card{display:flex;gap:14px;align-items:flex-start;background:var(--red-soft);border:1px solid rgba(213,43,30,.15);border-radius:var(--radius-sm);padding:16px;margin:16px 0 8px;color:var(--red)}.support-card strong{display:block;color:var(--ink);margin-bottom:4px}.support-card p{margin:0 0 12px!important;color:var(--ink-soft);font-size:14px}.support-page{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.support-hero{position:relative;padding:28px 22px 24px;background:radial-gradient(420px 180px at 12% 0,rgba(213,43,30,.16),transparent 60%),radial-gradient(360px 160px at 100% 20%,rgba(26,122,76,.1),transparent 55%),linear-gradient(165deg,#fff8f7,#ffffff 55%,#f4f8fc);border-bottom:1px solid var(--line)}.support-eyebrow{display:inline-flex;align-items:center;gap:6px;margin:0 0 12px;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--red)}.support-title{margin:0 0 12px;font-size:clamp(1.45rem,4vw,1.85rem);font-weight:800;letter-spacing:-.03em;line-height:1.2;color:var(--ink)}.support-wish{margin:0;max-width:34rem;font-size:16px;line-height:1.55;color:var(--ink-soft)}.support-body{padding:22px 18px 24px;color:var(--ink-soft);font-size:15px;line-height:1.6}.support-intro{margin:0 0 20px}.support-donate{text-align:center;padding:22px 18px 20px;border-radius:16px;background:linear-gradient(180deg,#fff5f4,#ffffff);border:1.5px solid rgba(213,43,30,.14);margin-bottom:28px}.support-donate-icon{width:56px;height:56px;margin:0 auto 14px;border-radius:16px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#e23a2d 0,var(--red-dark) 100%);box-shadow:0 10px 24px rgba(213,43,30,.28)}.support-donate h2{margin:0 0 8px;font-size:1.2rem;font-weight:800;letter-spacing:-.02em;color:var(--ink)}.support-donate-desc{margin:0 0 10px;font-size:14px;color:var(--ink-soft)}.support-gratitude{margin:0 0 16px;font-size:14px;font-weight:600;color:var(--ink);line-height:1.5}.support-donate-btn{width:100%;max-width:280px}.support-note{margin:14px 0 0!important;font-size:13px!important;color:var(--ink-soft)}.support-faq-title{margin:0 0 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14px;font-size:13px;border-radius:10px}.btn-row{display:flex;flex-wrap:wrap;gap:10px}.btn-row.center{justify-content:center}.btn-row.between{justify-content:space-between;align-items:center}.btn-row.end{justify-content:flex-end}.home-hero{margin-bottom:24px}.stats-panel{margin-bottom:22px}.stats-bar{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:8px;gap:8px;margin-bottom:0}.stats-actions{display:flex;justify-content:flex-end;margin-top:8px}.clear-progress-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;color:var(--ink-soft);font:inherit;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:0 4px;cursor:pointer;border-radius:8px;-webkit-tap-highlight-color:transparent}.clear-progress-btn:hover{color:var(--red)}.modal-root{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px 16px calc(20px + env(safe-area-inset-bottom, 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18px rgba(213,43,30,.25)}.btn-danger:hover:not(:disabled){background:var(--red-dark)}@media (prefers-reduced-motion:reduce){.modal-card{animation:none}}.stat{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 10px;text-align:center;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.stat-label{font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:4px}.stat-value{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.02em;line-height:1.25}.focus-note{margin:0 0 22px;font-size:14px;color:var(--ink-soft);background:rgba(255,255,255,.65);border:1px dashed var(--line);border-radius:var(--radius-sm);padding:12px 14px}.focus-note 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0 4px;font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}.action-copy p{margin:0;font-size:14px;line-height:1.4}.action-chevron,.action-copy p{color:var(--ink-soft)}.steps{display:grid;grid-gap:10px;gap:10px}.steps-title{margin:0 0 4px;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.step,.steps-title{color:var(--ink-soft)}.step{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.45}.step-num{width:24px;height:24px;border-radius:8px;background:var(--ink);color:#fff;font-size:12px;font-weight:800;display:grid;place-items:center;flex-shrink:0}.step strong{color:var(--ink)}.back-row{margin-bottom:18px}.topic-grid{display:grid;grid-template-columns:1fr;grid-gap:12px;gap:12px;margin-top:18px}.topic-card{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:14px;box-shadow:0 4px 14px rgba(19,34,56,.04);transition:border-color .15s ease,box-shadow .15s ease}.topic-card:hover{border-color:#c5d0de;box-shadow:0 10px 24px rgba(19,34,56,.08)}.topic-top{display:flex;align-items:flex-start;gap:12px}.topic-icon{width:44px;height:44px;border-radius:12px;background:var(--red-soft);color:var(--red);display:grid;place-items:center;flex-shrink:0}.topic-heading{min-width:0;flex:1 1}.topic-card h3{margin:0 0 6px;font-size:17px;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--ink)}.topic-count{display:inline-block;font-size:12px;font-weight:700;color:var(--ink-soft);background:#f1f5f9;border-radius:999px;padding:3px 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rgba(19,34,56,.04)}.answer-card-head{margin-bottom:8px}.answer-num{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--red)}.answer-card h3{margin:0 0 12px;font-size:16px;font-weight:700;line-height:1.4;color:var(--ink)}.answer-correct-box{background:var(--success-soft);border:1px solid rgba(26,122,76,.18);border-radius:var(--radius-sm);padding:12px;margin-bottom:10px}.answer-correct-label{display:block;font-size:11px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--success);margin-bottom:6px}.answer-card .correct-ans{margin:0;font-size:15px;font-weight:600;color:var(--success);display:flex;align-items:flex-start;gap:8px;line-height:1.4}.answer-card .correct-ans svg{flex-shrink:0;margin-top:2px}.answer-card 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