@import "https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@400;500;600;700;800&display=swap";
:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--background:#f8fafc;--surface:#fff;--surface-soft:#f1f5f9;--surface-elevated:#fff;--text:#0f172a;--text-secondary:#334155;--muted:#64748b;--border:#e2e8f0;--border-subtle:#edf2f7;--brand:#0284c7;--brand-strong:#0369a1;--on-brand:#fff;--logo-chevron:#0284c7;--logo-check:#059669;--track-glow:#0284c724;--shadow-sm:0 1px 3px 0 #0f172a0f;--shadow:0 10px 30px -5px #0f172a14, 0 4px 10px -2px #0f172a08;--shadow-lg:0 20px 40px -10px #0f172a1f, 0 8px 16px -4px #0f172a0d}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--background:#080c14;--surface:#0e1422;--surface-soft:#151d2e;--surface-elevated:#151d30;--text:#f8fafc;--text-secondary:#cbd5e1;--muted:#94a3b8;--border:#1e293b;--border-subtle:#172033;--brand:#38bdf8;--brand-strong:#7dd3fc;--on-brand:#041424;--logo-chevron:#38bdf8;--logo-check:#10b981;--track-glow:#38bdf833;--shadow-sm:0 1px 3px 0 #0009;--shadow:0 14px 38px -8px #000000a6, 0 0 0 1px #ffffff0d;--shadow-lg:0 24px 60px -12px #000000bf, 0 0 0 1px #ffffff12}}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--background:#080c14;--surface:#0e1422;--surface-soft:#151d2e;--surface-elevated:#151d30;--text:#f8fafc;--text-secondary:#cbd5e1;--muted:#94a3b8;--border:#1e293b;--border-subtle:#172033;--brand:#38bdf8;--brand-strong:#7dd3fc;--on-brand:#041424;--logo-chevron:#38bdf8;--logo-check:#10b981;--track-glow:#38bdf833;--shadow-sm:0 1px 3px 0 #0009;--shadow:0 14px 38px -8px #000000a6, 0 0 0 1px #ffffff0d;--shadow-lg:0 24px 60px -12px #000000bf, 0 0 0 1px #ffffff12}:root:not([data-theme=dark])[data-track=flutter],:root[data-track=flutter]{--brand:#0284c7;--brand-strong:#0369a1;--surface-soft:#f0f9ff;--on-brand:#fff;--track-glow:#0284c729}:root[data-theme=dark][data-track=flutter]{--brand:#38bdf8;--brand-strong:#7dd3fc;--surface-soft:#0c1e2e;--on-brand:#041424;--track-glow:#38bdf838}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=flutter]{--brand:#38bdf8;--brand-strong:#7dd3fc;--surface-soft:#0c1e2e;--on-brand:#041424;--track-glow:#38bdf838}}:root:not([data-theme=dark])[data-track=android-native],:root[data-track=android-native]{--brand:#16a34a;--brand-strong:#15803d;--surface-soft:#f0fdf4;--on-brand:#fff;--track-glow:#16a34a29}:root[data-theme=dark][data-track=android-native]{--brand:#4ade80;--brand-strong:#86efac;--surface-soft:#082414;--on-brand:#021a0c;--track-glow:#4ade8038}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=android-native]{--brand:#4ade80;--brand-strong:#86efac;--surface-soft:#082414;--on-brand:#021a0c;--track-glow:#4ade8038}}:root:not([data-theme=dark])[data-track=node],:root[data-track=node]{--brand:#15803d;--brand-strong:#166534;--surface-soft:#f0fdf4;--on-brand:#fff;--track-glow:#15803d29}:root[data-theme=dark][data-track=node]{--brand:#22c55e;--brand-strong:#4ade80;--surface-soft:#082414;--on-brand:#021a0c;--track-glow:#22c55e38}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=node]{--brand:#22c55e;--brand-strong:#4ade80;--surface-soft:#082414;--on-brand:#021a0c;--track-glow:#22c55e38}}:root:not([data-theme=dark])[data-track=php],:root[data-track=php]{--brand:#dc2626;--brand-strong:#b91c1c;--surface-soft:#fef2f2;--on-brand:#fff;--track-glow:#dc262629}:root[data-theme=dark][data-track=php]{--brand:#f87171;--brand-strong:#fca5a5;--surface-soft:#2b0d12;--on-brand:#200408;--track-glow:#f8717138}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=php]{--brand:#f87171;--brand-strong:#fca5a5;--surface-soft:#2b0d12;--on-brand:#200408;--track-glow:#f8717138}}:root:not([data-theme=dark])[data-track=dotnet],:root[data-track=dotnet]{--brand:#7c3aed;--brand-strong:#6d28d9;--surface-soft:#f5f3ff;--on-brand:#fff;--track-glow:#7c3aed29}:root[data-theme=dark][data-track=dotnet]{--brand:#a78bfa;--brand-strong:#c4b5fd;--surface-soft:#1e1338;--on-brand:#120626;--track-glow:#a78bfa38}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=dotnet]{--brand:#a78bfa;--brand-strong:#c4b5fd;--surface-soft:#1e1338;--on-brand:#120626;--track-glow:#a78bfa38}}:root:not([data-theme=dark])[data-track=react],:root[data-track=react]{--brand:#087ea4;--brand-strong:#055e7a;--surface-soft:#f0f9ff;--on-brand:#fff;--track-glow:#087ea429}:root[data-theme=dark][data-track=react]{--brand:#38bdf8;--brand-strong:#7dd3fc;--surface-soft:#0c1e2e;--on-brand:#041424;--track-glow:#38bdf838}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=react]{--brand:#38bdf8;--brand-strong:#7dd3fc;--surface-soft:#0c1e2e;--on-brand:#041424;--track-glow:#38bdf838}}:root:not([data-theme=dark])[data-track=react-native],:root[data-track=react-native]{--brand:#0284c7;--brand-strong:#0369a1;--surface-soft:#f0f9ff;--on-brand:#fff;--track-glow:#0284c729}:root[data-theme=dark][data-track=react-native]{--brand:#38bdf8;--brand-strong:#7dd3fc;--surface-soft:#0c1e2e;--on-brand:#041424;--track-glow:#38bdf838}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=react-native]{--brand:#38bdf8;--brand-strong:#7dd3fc;--surface-soft:#0c1e2e;--on-brand:#041424;--track-glow:#38bdf838}}:root:not([data-theme=dark])[data-track=fundamentals],:root[data-track=fundamentals]{--brand:#4f46e5;--brand-strong:#4338ca;--surface-soft:#eef2ff;--on-brand:#fff;--track-glow:#4f46e529}:root[data-theme=dark][data-track=fundamentals]{--brand:#818cf8;--brand-strong:#a5b4fc;--surface-soft:#161836;--on-brand:#0b0d26;--track-glow:#818cf838}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=fundamentals]{--brand:#818cf8;--brand-strong:#a5b4fc;--surface-soft:#161836;--on-brand:#0b0d26;--track-glow:#818cf838}}:root:not([data-theme=dark])[data-track=ui-ux],:root[data-track=ui-ux]{--brand:#9333ea;--brand-strong:#7e22ce;--surface-soft:#faf5ff;--on-brand:#fff;--track-glow:#9333ea29}:root[data-theme=dark][data-track=ui-ux]{--brand:#c084fc;--brand-strong:#d8b4fe;--surface-soft:#260d38;--on-brand:#180424;--track-glow:#c084fc38}@media (prefers-color-scheme:dark){:root:not([data-theme])[data-track=ui-ux]{--brand:#c084fc;--brand-strong:#d8b4fe;--surface-soft:#260d38;--on-brand:#180424;--track-glow:#c084fc38}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background-color:var(--background);background-image:radial-gradient(ellipse 90% 45% at 50% -8%, color-mix(in srgb, var(--brand) 12%, transparent), transparent 70%), radial-gradient(ellipse 60% 40% at 95% 75%, color-mix(in srgb, var(--brand) 5%, transparent), transparent 50%), radial-gradient(ellipse 50% 30% at 5% 40%, color-mix(in srgb, var(--brand) 4%, transparent), transparent 45%);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-repeat:no-repeat;background-attachment:fixed;margin:0;font-family:IBM Plex Sans Arabic,system-ui,-apple-system,sans-serif;line-height:1.75}.site-frame{flex-direction:column;min-height:100dvh;display:flex}.site-frame>main{flex:1 0 auto;width:100%}a{color:inherit}.shell{width:min(1600px,100% - 48px);margin-inline:auto}.skip-link{z-index:100;background:var(--text);color:var(--background);border-radius:8px;padding:8px 14px;font-weight:700;transition:transform .18s;position:fixed;inset-block-start:12px;inset-inline-start:12px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.site-header{z-index:50;border-bottom:1px solid color-mix(in srgb, var(--border) 75%, var(--brand) 25%);background:color-mix(in srgb, var(--background) 82%, transparent);-webkit-backdrop-filter:blur(18px);transition:border-color .2s,background-color .2s;position:sticky;inset-block-start:0}.nav{justify-content:space-between;align-items:center;gap:24px;min-height:72px;display:flex}.desktop-navigation{flex:1;justify-content:space-between;align-items:center;gap:20px;min-width:0;display:flex}.brand{color:var(--text);align-items:center;gap:12px;font-family:IBM Plex Sans Arabic,system-ui,sans-serif;font-weight:800;text-decoration:none;display:inline-flex}.brand-logo{border-radius:12px;flex:none;place-items:center;width:40px;height:40px;transition:all .22s cubic-bezier(.16,1,.3,1);display:grid}.brand:hover .brand-logo{filter:drop-shadow(0 4px 14px #34d39973);transform:scale(1.08)translateY(-1px)}.brand-logo svg{width:100%;height:100%;display:block;overflow:visible}.brand-track-badge{border:1px solid color-mix(in srgb, var(--brand) 36%, var(--border));background:color-mix(in srgb, var(--brand) 8%, var(--surface-soft));color:var(--brand-strong);box-shadow:0 0 12px var(--track-glow);border-radius:999px;align-items:center;gap:6px;padding:3px 10px;font-size:.78rem;font-weight:700;line-height:1.35;transition:all .2s;display:inline-flex}.brand-track-badge:before{content:"";background:var(--brand);width:6px;height:6px;box-shadow:0 0 6px var(--brand);border-radius:50%;display:inline-block}.nav-links{align-items:center;gap:8px;display:flex}.nav-links a{color:var(--muted);border-radius:10px;padding:8px 12px;font-weight:700;text-decoration:none;transition:all .18s}.nav-links a:hover,.nav-links a:focus-visible{color:var(--brand-strong);background:color-mix(in srgb, var(--brand) 8%, transparent)}.nav-divider{background:var(--border);width:1px;height:22px;margin-inline:4px}.nav-actions,.auth-controls{justify-content:center;align-items:center;gap:8px;line-height:1;display:flex}.auth-button{border:1px solid var(--border);background:var(--surface);min-height:38px;color:var(--text);font:inherit;cursor:pointer;box-shadow:var(--shadow-sm);border-radius:10px;padding:6px 12px;font-size:.84rem;font-weight:800;transition:all .18s}.auth-button:hover,.auth-button:focus-visible{border-color:var(--brand);transform:translateY(-1px)}.auth-button-primary{border-color:var(--brand);background:linear-gradient(135deg, var(--brand) 0%, var(--brand-strong) 100%);color:var(--on-brand);box-shadow:0 3px 12px var(--track-glow)}.auth-button-primary:hover,.auth-button-primary:focus-visible{filter:brightness(1.08)}.locale-switcher,.theme-toggle{border:1px solid var(--border);background:var(--surface);width:38px;height:38px;color:var(--brand-strong);font:inherit;cursor:pointer;box-shadow:var(--shadow-sm);border-radius:10px;place-items:center;padding:0;transition:all .18s;display:inline-grid}.icon-control svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8px;width:19px;height:19px;transition:transform .2s}.locale-switcher:hover,.locale-switcher:focus-visible,.theme-toggle:hover,.theme-toggle:focus-visible{border-color:var(--brand);background:var(--surface-soft);transform:translateY(-1px)}.theme-toggle:hover svg{transform:rotate(15deg)}.hero{grid-template-columns:1.25fr .75fr;align-items:center;gap:48px;padding-block:84px 64px;display:grid;position:relative}.eyebrow{border:1px solid color-mix(in srgb, var(--brand) 38%, var(--border));background:color-mix(in srgb, var(--brand) 10%, var(--surface));color:var(--brand-strong);box-shadow:0 2px 8px var(--track-glow);border-radius:999px;align-items:center;gap:8px;padding:6px 14px;font-size:.88rem;font-weight:800;display:inline-flex}.eyebrow:before{content:"";background:var(--brand);width:8px;height:8px;box-shadow:0 0 8px var(--brand);border-radius:50%;animation:2s ease-in-out infinite pulse-dot;display:inline-block}@keyframes pulse-dot{0%,to{opacity:.7;transform:scale(.9)}50%{opacity:1;transform:scale(1.25)}}h1,h2,h3,p{margin-block-start:0}h1,h2,h3{font-weight:700}h1{letter-spacing:-.025em;max-width:780px;margin-block:18px 20px;font-size:clamp(2.3rem,6vw,4.6rem);line-height:1.2}h2{letter-spacing:-.01em;font-size:clamp(1.6rem,3.2vw,2.25rem);line-height:1.35}h3{line-height:1.45}.lead{max-width:680px;color:var(--muted);font-size:1.15rem;line-height:1.8}.actions{flex-wrap:wrap;gap:14px;margin-block-start:28px;display:flex}.button{border:1px solid var(--border);background:var(--surface);min-height:48px;color:var(--text);cursor:pointer;box-shadow:var(--shadow-sm);border-radius:12px;justify-content:center;align-items:center;padding-inline:22px;font-weight:800;text-decoration:none;transition:transform .18s cubic-bezier(.16,1,.3,1),border-color .18s,background-color .18s,box-shadow .18s,color .18s;display:inline-flex}.button:hover,.button:focus-visible{border-color:color-mix(in srgb, var(--brand) 60%, var(--border));background:var(--surface-soft);box-shadow:0 6px 18px -4px var(--track-glow), var(--shadow-sm);transform:translateY(-1.5px)}.button.primary{border-color:var(--brand);background:linear-gradient(135deg, var(--brand) 0%, var(--brand-strong) 100%);color:var(--on-brand);box-shadow:0 4px 16px -2px var(--track-glow)}.button.primary:hover,.button.primary:focus-visible{border-color:var(--brand-strong);filter:brightness(1.08);box-shadow:0 8px 24px -4px var(--track-glow);transform:translateY(-1.5px)}.hero-card,.card,.question-body{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow);border-radius:22px;transition:transform .24s cubic-bezier(.16,1,.3,1),border-color .2s,box-shadow .24s,background-color .2s;position:relative}:root[data-theme=dark] .hero-card,:root[data-theme=dark] .card,:root[data-theme=dark] .question-body,:root[data-theme=dark] .submission-form{box-shadow:inset 0 1px 0 0 #ffffff0f, var(--shadow)}.hero-card{border:1px solid color-mix(in srgb, var(--brand) 28%, var(--border));background:color-mix(in srgb, var(--surface) 92%, var(--brand) 8%);-webkit-backdrop-filter:blur(16px);box-shadow:0 20px 48px -12px var(--track-glow), var(--shadow);flex-direction:column;gap:18px;padding:30px;display:flex;overflow:hidden}.hero-card:before{content:"";background:var(--brand);filter:blur(65px);opacity:.18;pointer-events:none;border-radius:50%;width:180px;height:180px;position:absolute;inset-block-start:-60px;inset-inline-end:-60px}.hero-card-header{justify-content:space-between;align-items:center;gap:12px;display:flex}.hero-card-track-badge{border:1px solid color-mix(in srgb, var(--brand) 32%, var(--border));background:var(--surface-soft);color:var(--brand-strong);border-radius:999px;align-items:center;gap:8px;padding:4px 12px;font-size:.85rem;font-weight:800;display:inline-flex}.hero-card-track-icon{place-items:center;display:grid}.hero-card-status-pill{color:var(--muted);align-items:center;gap:6px;font-size:.78rem;font-weight:700;display:inline-flex}.hero-card-pulse-dot{background:#10b981;border-radius:50%;width:7px;height:7px;animation:2s ease-in-out infinite pulse-dot;box-shadow:0 0 8px #10b981}.hero-card-stat-main{flex-direction:column;gap:2px;display:flex}.hero-card-number{letter-spacing:-.03em;background:linear-gradient(135deg, var(--text) 30%, var(--brand) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:clamp(3.2rem,5vw,4.2rem);font-weight:800;line-height:1.05}.hero-card-label{color:var(--muted);font-size:.95rem;font-weight:600}.hero-card-divider{background:linear-gradient(90deg, transparent, color-mix(in srgb, var(--brand) 30%, var(--border)), transparent);height:1px;margin-block:2px}.hero-card-track-details{flex-direction:column;gap:14px;display:flex}.hero-card-metric-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.hero-card-metric{border:1px solid var(--border);background:color-mix(in srgb, var(--surface) 60%, var(--surface-soft));border-radius:12px;flex-direction:column;padding:10px 14px;display:flex}.hero-card-metric-num{color:var(--brand-strong);font-size:1.35rem;font-weight:800;line-height:1.2}.hero-card-metric-label{color:var(--muted);font-size:.78rem;font-weight:600}.hero-card-action{background:color-mix(in srgb, var(--brand) 12%, transparent);color:var(--brand-strong);border-radius:10px;justify-content:space-between;align-items:center;gap:8px;padding:10px 14px;font-size:.88rem;font-weight:800;text-decoration:none;transition:all .18s;display:inline-flex}.hero-card-action:hover{background:color-mix(in srgb, var(--brand) 20%, transparent);transform:translate(-2px)}.hero-card-action-arrow{transition:transform .18s}.hero-card-action:hover .hero-card-action-arrow{transform:translate(-4px)}.hero-card-hint{color:var(--muted);margin:0;font-size:.92rem;line-height:1.6}.hero-card>strong:only-of-type{color:var(--brand);font-size:3.5rem;line-height:1.1;display:block}.hero-card>span:only-of-type{color:var(--muted)}.home-track-selector{margin-block:22px 0}.home-track-selector label{border:1px solid color-mix(in srgb, var(--brand) 28%, var(--border));background:var(--surface-soft);color:var(--text);box-shadow:var(--shadow-sm);border-radius:14px;align-items:center;gap:14px;padding:8px 18px;font-size:.95rem;font-weight:800;transition:border-color .18s,box-shadow .18s;display:inline-flex}.home-track-selector label:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb, var(--brand) 24%, transparent)}.home-track-selector select{border:1px solid var(--border);background:var(--surface);min-width:180px;min-height:40px;color:var(--text);font:inherit;cursor:pointer;border-radius:10px;padding-inline:12px;font-weight:700}.section{padding-block:54px 76px}.section-header{justify-content:space-between;align-items:end;gap:24px;margin-block-end:28px;display:flex}.section-header p{color:var(--muted)}.text-link{color:var(--brand-strong);text-underline-offset:4px;font-weight:800;transition:color .16s}.text-link:hover{color:var(--brand);text-decoration:underline}.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.card{overflow-wrap:anywhere;min-width:0;padding:24px}.card p{color:var(--muted)}.card-link{text-decoration:none;display:block}.card-link:hover,.card-link:focus-visible{border-color:color-mix(in srgb, var(--brand) 45%, var(--border));box-shadow:0 16px 36px -10px var(--track-glow), var(--shadow);transform:translateY(-3px)}.home-track-card{flex-direction:column;justify-content:space-between;gap:18px;transition:transform .22s cubic-bezier(.16,1,.3,1),border-color .2s,box-shadow .22s,background-color .2s;display:flex}.home-track-card:hover{border-color:color-mix(in srgb, var(--brand) 45%, var(--border));box-shadow:0 16px 36px -8px var(--track-glow), var(--shadow-lg);transform:translateY(-3px)}.home-track-card.active{border-color:var(--brand);background:color-mix(in srgb, var(--surface) 90%, var(--brand) 10%);box-shadow:0 14px 34px var(--track-glow,#1e4a691a), 0 0 0 1px var(--brand)}:root[data-theme=dark] .home-track-card.active{box-shadow:inset 0 1px 0 0 #ffffff14, 0 16px 38px var(--track-glow), 0 0 0 1px var(--brand)}.home-track-header{justify-content:space-between;align-items:center;gap:10px;display:flex}.home-track-identity{align-items:center;gap:14px;display:flex}.home-track-logo-wrap{box-sizing:border-box;background:var(--surface-soft);border:1px solid color-mix(in srgb, var(--brand) 24%, var(--border));width:48px;height:48px;box-shadow:0 3px 12px color-mix(in srgb, var(--brand) 12%, transparent);border-radius:14px;flex:none;place-items:center;padding:10px;transition:transform .2s,box-shadow .2s;display:grid}.home-track-logo-wrap img,.home-track-logo-wrap svg{object-fit:contain;width:100%;height:100%;display:block}.home-track-card:hover .home-track-logo-wrap{box-shadow:0 6px 18px var(--track-glow);transform:scale(1.08)}.home-track-title{margin:0;font-size:1.25rem;font-weight:800}.home-track-stats{color:var(--muted);margin:0;font-size:.92rem;font-weight:600}.home-track-actions{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding-top:14px;display:flex}.home-track-actions .button{min-height:40px;padding-inline:16px;font-size:.88rem}.home-features-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-card{flex-direction:column;gap:12px;transition:transform .2s,border-color .2s,box-shadow .2s;display:flex}.feature-card:hover{border-color:color-mix(in srgb, var(--brand) 35%, var(--border));box-shadow:0 12px 30px -8px var(--track-glow), var(--shadow);transform:translateY(-2px)}.feature-icon{background:var(--surface-soft);border:1px solid color-mix(in srgb, var(--brand) 18%, var(--border));border-radius:12px;place-items:center;width:48px;height:48px;font-size:1.8rem;line-height:1;display:grid}.feature-card h3{margin:0;font-size:1.2rem}.feature-card p{color:var(--muted);margin:0;line-height:1.65}.page-header{padding-block:64px 28px}.page-header h1{margin-block:10px 14px;font-size:clamp(2rem,5vw,3.5rem)}.page-header p{max-width:720px;color:var(--muted)}.active-track-selector{border:1px solid color-mix(in srgb, var(--brand) 30%, var(--border));background:color-mix(in srgb, var(--surface) 88%, var(--brand) 12%);min-width:0;box-shadow:0 8px 24px -6px var(--track-glow), var(--shadow-sm);-webkit-backdrop-filter:blur(12px);border-radius:16px;justify-content:space-between;align-items:center;gap:16px;margin-block-end:28px;padding:12px 20px;transition:background-color .2s,border-color .2s,box-shadow .2s;display:flex}:root[data-theme=dark] .active-track-selector{box-shadow:inset 0 1px 0 0 #ffffff0d, 0 10px 28px -6px var(--track-glow), var(--shadow-sm)}.active-track-selector-control{align-items:center;gap:14px;min-width:0;display:flex}.active-track-selector-logo{box-sizing:border-box;background:var(--surface);border:1px solid color-mix(in srgb, var(--brand) 30%, var(--border));width:38px;height:38px;box-shadow:0 2px 8px color-mix(in srgb, var(--brand) 12%, transparent);border-radius:11px;flex:none;place-items:center;padding:8px;display:grid}.active-track-selector-logo img,.active-track-selector-logo svg{object-fit:contain;width:100%;height:100%;display:block}.active-track-selector label{min-width:0;color:var(--text);align-items:center;gap:12px;font-size:.95rem;font-weight:700;display:flex}.active-track-selector-select-wrap{align-items:center;display:inline-flex;position:relative}.active-track-selector select{appearance:none;border:1.5px solid color-mix(in srgb, var(--brand) 32%, var(--border));background:var(--surface);min-width:180px;max-width:100%;min-height:42px;color:var(--text);font:inherit;cursor:pointer;box-shadow:0 2px 8px color-mix(in srgb, var(--brand) 8%, transparent);border-radius:11px;padding-inline:14px 36px;font-size:.92rem;font-weight:700;transition:border-color .18s,box-shadow .18s,background-color .18s}.active-track-selector select:hover{border-color:var(--brand);background:color-mix(in srgb, var(--brand) 6%, var(--surface))}.active-track-selector select:focus-visible{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb, var(--brand) 28%, transparent);outline:none}.active-track-chevron{width:16px;height:16px;color:var(--brand);pointer-events:none;transition:transform .18s;position:absolute;inset-inline-end:12px}.library-filters,.session-filters{grid-template-columns:minmax(220px,2fr) repeat(4,minmax(130px,1fr)) auto;align-items:end;gap:14px;margin-block-end:28px;display:grid}.library-filters label,.session-filters label{color:var(--muted);gap:6px;font-size:.9rem;font-weight:800;display:grid}.library-filters input,.library-filters select,.session-filters select{border:1px solid var(--border);background:var(--surface);width:100%;min-height:46px;color:var(--text);font:inherit;box-shadow:var(--shadow-sm);border-radius:12px;padding-inline:14px;transition:border-color .16s,box-shadow .16s}.library-filters input:focus-visible,.library-filters select:focus-visible,.session-filters select:focus-visible{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb, var(--brand) 30%, transparent);outline:none}.filter-checkbox{white-space:nowrap;cursor:pointer;align-items:center;min-height:46px;grid-template-columns:auto 1fr!important;display:inline-flex!important}.filter-checkbox input{width:auto;min-height:auto}.library-toolbar{justify-content:space-between;align-items:center;gap:20px;margin-block-end:20px;display:flex}.library-toolbar p{color:var(--muted);margin:0;font-weight:800}.scope-tabs{border:1px solid var(--border);background:var(--surface-soft);box-shadow:var(--shadow-sm);border-radius:999px;gap:4px;margin-block-end:20px;padding:4px;display:inline-flex}.scope-tabs button{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:999px;padding:8px 18px;font-weight:800;transition:all .18s}.scope-tabs button:hover{color:var(--text)}.scope-tabs button.active{background:var(--brand);color:var(--on-brand);box-shadow:0 2px 10px var(--track-glow)}.question-card{border-radius:20px;flex-direction:column;gap:16px;display:flex}.question-card .card-link{flex:1}.question-card-actions{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding-top:14px;display:flex}.like-count{color:var(--muted);font-size:.9rem;font-weight:800}.like-button{border-radius:10px;min-height:38px;padding:6px 14px}.chip{background:var(--surface-soft);border:1px solid color-mix(in srgb, var(--brand) 18%, var(--border));color:var(--brand-strong);border-radius:999px;align-items:center;padding:4px 12px;font-size:.82rem;font-weight:800;line-height:1.35;display:inline-flex}.chip-accent{background:color-mix(in srgb, var(--brand) 18%, var(--surface));border-color:color-mix(in srgb, var(--brand) 38%, transparent);color:var(--brand-strong)}.filter-hint{color:var(--muted);font-size:.9rem}.empty-state{border:1px dashed var(--border);overflow-wrap:anywhere;text-align:center;min-width:0;color:var(--muted);background:var(--surface);border-radius:20px;padding:48px 24px}.empty-state h2{color:var(--text)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.meta{flex-wrap:wrap;gap:8px;margin-block-end:16px;display:flex}.question-title{font-size:1.32rem;font-weight:800;line-height:1.4;transition:color .18s}.card-link:hover .question-title{color:var(--brand)}.question-layout{grid-template-columns:minmax(0,1fr) 280px;gap:28px;padding-block-end:72px;display:grid}.question-body{border-radius:24px;padding:clamp(24px,5vw,48px)}.question-controls{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.question-controls fieldset{border:1px solid var(--border);border-radius:12px;flex-wrap:wrap;gap:12px;margin:0;padding:12px 16px;display:flex}.question-controls label{cursor:pointer;align-items:center;gap:6px;min-height:44px;display:inline-flex}.favorite-control{font-weight:800}.asked-marker{border:1px solid var(--border);background:var(--surface-soft);border-radius:12px;gap:8px;min-width:min(100%,260px);padding:10px 12px;display:grid}.asked-marker-summary{color:var(--muted);flex-wrap:wrap;gap:10px 16px;font-size:.88rem;font-weight:800;display:flex}.asked-marker-actions{gap:6px;display:flex}.asked-marker .icon-control{min-width:36px;min-height:34px;padding:4px 10px;font-size:1.1rem}.answer{border-inline-start:3px solid var(--brand);background:var(--surface-soft);border-radius:16px;margin-block:32px 0;overflow:hidden}.answer-toggle{width:100%;color:var(--brand-strong);font:inherit;text-align:start;cursor:pointer;background:0 0;border:0;padding:18px 24px;font-weight:800;transition:background-color .16s}.answer-toggle:hover{background:color-mix(in srgb, var(--brand) 6%, transparent)}.answer-toggle:focus-visible{outline:3px solid var(--brand);outline-offset:3px}.answer-content{padding:0 24px 24px}.answer h2{font-size:1.15rem}.answer pre{color:#edf7ff;text-align:left;background:#080c14;border:1px solid #1e293b;border-radius:14px;padding:18px;overflow-x:auto}.source-list{padding-inline-start:20px}.source-list a{color:var(--brand-strong);text-underline-offset:4px}.side-note{border:1px solid var(--border);color:var(--muted);background:var(--surface);box-shadow:var(--shadow-sm);border-radius:18px;align-self:start;padding:22px}.interview-builder{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:20px;margin-block-end:28px;display:grid}.interview-page .page-header{padding-block-start:44px}.interview-builder>label{border:1px solid var(--border);background:var(--surface);min-height:auto;color:var(--muted);box-shadow:var(--shadow-sm);border-radius:16px;align-self:start;gap:6px;padding:18px;font-weight:800;display:grid}.interview-builder select{border:1px solid var(--border);background:var(--surface);width:100%;min-height:44px;color:var(--text);font:inherit;border-radius:10px;padding-inline:12px}.topic-picker{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-sm);border-radius:20px;margin:0;padding:20px}.topic-picker legend{color:var(--text);padding-inline:6px;font-weight:800}.topic-count{color:var(--brand-strong);margin-inline-start:8px;font-size:.8rem;font-weight:700}.topic-options{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-top:12px;display:grid}.topic-option{border:1px solid var(--border);background:var(--background);min-width:0;min-height:64px;color:var(--text);cursor:pointer;border-radius:14px;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;transition:transform .18s cubic-bezier(.16,1,.3,1),border-color .18s,background-color .18s,box-shadow .18s;display:flex}.topic-option:hover,.topic-option:focus-within{border-color:var(--brand);background:var(--surface-soft);transform:translateY(-1px)}.topic-option:has(input:checked){border-color:var(--brand);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--brand)}.topic-option-copy{gap:1px;min-width:0;display:grid}.topic-option-copy strong{overflow-wrap:anywhere}.topic-option-copy small{color:var(--muted);font-size:.76rem;font-weight:600}.topic-option-mark{border:1px solid var(--border);width:26px;height:26px;color:var(--muted);border-radius:8px;flex:none;place-items:center;font-size:1.05rem;font-weight:800;line-height:1;display:grid}.topic-option:has(input:checked) .topic-option-mark{border-color:var(--brand);background:var(--brand);color:var(--on-brand)}.session-filters{grid-template-columns:repeat(2,minmax(180px,280px));justify-content:start}.session-progress{color:var(--muted);margin-block:12px;font-weight:800}.session-question{margin-block-start:8px}.session-question h2{margin-block:12px 20px}.session-navigation{justify-content:space-between;gap:12px;margin-block-start:22px;display:flex}.progress-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.progress-summary{border:1px solid var(--border);background:var(--surface-soft);border-radius:18px;justify-content:space-between;align-items:center;gap:20px;margin-block-end:24px;padding:20px 24px;display:flex}.progress-summary p{color:var(--muted);margin:0}.progress-summary strong{color:var(--brand-strong);font-size:1.4rem}.progress-list{padding-inline-start:20px}.progress-list a{color:var(--brand-strong);text-underline-offset:4px;font-weight:800}.reset-panel{border:1px solid var(--border);background:var(--surface);border-radius:18px;justify-content:space-between;align-items:center;gap:24px;margin-block-start:28px;padding:24px;display:flex}.reset-panel p{color:var(--muted);margin:0}.button.danger{color:#dc2626;border-color:color-mix(in srgb, #dc2626 45%, var(--border));cursor:pointer}.button.danger:hover{background:#dc262614;border-color:#dc2626}.submission-form{border:1px solid var(--border);background:var(--surface);width:min(1280px,100%);box-shadow:var(--shadow);border-radius:22px;gap:24px;margin-inline:auto;padding:28px;display:grid}.submission-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.submission-grid>label,.submission-topics{color:var(--muted);gap:7px;font-weight:800;display:grid}.submission-grid input:not(.sr-only),.submission-grid select,.submission-grid textarea{border:1px solid var(--border);background:var(--surface);width:100%;min-height:46px;color:var(--text);font:inherit;border-radius:12px;padding:10px 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textarea{box-sizing:border-box;width:100%;min-width:0}.moderator-card textarea{resize:vertical;min-height:84px}.moderator-prompt{border:1px solid var(--border);background:color-mix(in srgb, var(--surface) 75%, var(--brand));border-radius:10px;gap:8px;padding:12px;display:grid}.moderator-prompt textarea{text-align:left;direction:ltr;min-height:220px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem}.moderator-id-input,.moderator-json-input{text-align:left;direction:ltr}.moderator-id-input{letter-spacing:.02em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.moderator-json-input{font-size:.82rem;line-height:1.6;min-height:240px!important;font-family:ui-monospace,SFMono-Regular,Menlo,monospace!important}.moderator-import{gap:.75rem;margin-block:1rem;display:grid}.moderator-json-preview{text-align:left;white-space:pre-wrap;direction:ltr;max-height:24rem;overflow:auto}.moderator-submission-id{border:1px solid var(--border);background:color-mix(in srgb, var(--surface) 82%, var(--brand));width:100%;color:var(--muted);font:inherit;text-align:start;cursor:copy;border-radius:10px;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;padding:8px 12px;transition:border-color .2s,background .2s,transform .2s;display:grid}.moderator-submission-id:hover,.moderator-submission-id.is-copied{border-color:var(--brand);background:color-mix(in srgb, var(--surface) 68%, var(--brand))}.moderator-submission-id:active{transform:scale(.995)}.moderator-submission-id code{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font:.78rem ui-monospace,SFMono-Regular,Menlo,monospace;overflow:hidden}.follow-up-editor fieldset{border:1px solid var(--border);border-radius:12px;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:8px 16px;margin:0;padding:14px;display:grid}.follow-up-editor .filter-checkbox{white-space:normal;overflow-wrap:anywhere;min-width:0;display:flex!important}.follow-up-editor select{border:1px solid var(--border);background:var(--surface);min-height:44px;color:var(--text);font:inherit;border-radius:10px;padding:10px 12px}.auth-overlay,.account-overlay,.track-preferences-overlay{z-index:1000;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#080c14c7;place-items:center;padding:20px;display:grid;position:fixed;inset:0;overflow-y:auto}.auth-dialog,.account-dialog,.track-preferences-card{border:1px solid color-mix(in srgb, var(--brand) 25%, var(--border));background:var(--surface);border-radius:22px;width:min(460px,100%);margin:auto;padding:clamp(24px,5vw,36px);position:relative;box-shadow:0 24px 60px -12px #0000008c}:root[data-theme=dark] :where(.auth-dialog,.account-dialog,.track-preferences-card){box-shadow:inset 0 1px #ffffff14,0 24px 60px -12px #000000b3}.auth-dialog h2{margin-block:16px 22px}.auth-dialog form{gap:14px;display:grid}.auth-dialog label{color:var(--muted);gap:6px;font-weight:800;display:grid}.auth-dialog input{border:1px solid var(--border);background:var(--background);width:100%;min-height:46px;color:var(--text);font:inherit;border-radius:12px;padding:10px 14px}.auth-dialog input:focus-visible{outline:3px solid color-mix(in srgb, var(--brand) 45%, transparent);outline-offset:1px}.auth-dialog-close{border:1px solid var(--border);background:var(--background);width:34px;height:34px;color:var(--text);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:1.25rem;line-height:1;transition:all .15s;display:inline-flex;position:absolute;inset-block-start:14px;inset-inline-end:14px}.auth-dialog-close:hover,.auth-dialog-close:focus-visible{border-color:var(--brand);background:var(--surface-soft);color:var(--brand-strong)}.auth-google-button{border:1px solid var(--border);background:var(--background);width:100%;min-height:46px;color:var(--text);font:inherit;cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:10px;font-weight:800;transition:all .16s;display:flex}.auth-google-button span{color:#4285f4;background:#fff;border-radius:50%;place-items:center;width:24px;height:24px;font-family:system-ui,sans-serif;font-weight:800;display:grid}.auth-google-button:hover,.auth-google-button:focus-visible{border-color:var(--brand);background:var(--surface-soft)}.auth-google-button:disabled,.auth-submit:disabled{cursor:wait;opacity:.6}.auth-separator{color:var(--muted);align-items:center;gap:12px;margin-block:18px;font-size:.84rem;display:flex}.auth-separator:before,.auth-separator:after{content:"";background:var(--border);flex:1;height:1px}.auth-submit{width:100%;margin-block-start:4px}.auth-switch{width:100%;color:var(--brand-strong);font:inherit;text-align:center;cursor:pointer;background:0 0;border:0;margin-block-start:18px;font-weight:800;display:block}.auth-account{position:relative}.auth-profile-trigger{width:38px;height:38px;color:var(--text);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:50%;place-items:center;padding:0;font-weight:800;line-height:1;display:inline-grid}.auth-avatar{border:1px solid color-mix(in srgb, var(--brand) 55%, var(--border));background:var(--brand);width:38px;height:38px;color:var(--on-brand);font:inherit;border-radius:50%;flex:none;place-items:center;font-weight:900;display:grid;overflow:hidden}.auth-avatar img{object-fit:cover;width:100%;height:100%}.auth-account-menu{z-index:80;border:1px solid var(--border);background:var(--surface);min-width:240px;box-shadow:var(--shadow-lg);border-radius:14px;gap:4px;padding:8px;display:grid;position:absolute;inset-block-start:calc(100% + 8px);inset-inline-end:0}.auth-account-menu :where(a,button){color:var(--text);font:inherit;text-align:start;cursor:pointer;background:0 0;border:0;border-radius:8px;padding:9px 12px;font-weight:700;text-decoration:none;transition:all .14s}.auth-account-menu :where(a,button):hover,.auth-account-menu 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