:root{--bg-0: #f5f7fb;--bg-1: #eef2ff;--card-bg: rgba(255, 255, 255, .72);--card-border: rgba(255, 255, 255, .65);--card-shadow: 0 20px 60px -20px rgba(31, 41, 80, .18), 0 8px 24px -12px rgba(31, 41, 80, .08);--text: #121826;--text-soft: #3b4357;--muted: #6b7280;--line: rgba(15, 23, 42, .06);--line-strong: rgba(15, 23, 42, .1);--surface-input: rgba(255, 255, 255, .85);--surface-raised: rgba(255, 255, 255, .7);--surface-soft: rgba(15, 23, 42, .05);--top-bar-bg: rgba(245, 247, 251, .6);--frame-bg: #f3f4f7;--frame-body: linear-gradient(180deg, #f8fafc, #eef2ff);--menu-bg: #ffffff;--logo-invert: 0;--accent: #6366f1;--accent-2: #8b5cf6;--accent-soft: rgba(99, 102, 241, .12);--accent-ring: rgba(99, 102, 241, .28);--danger: #e11d48;--radius-lg: 20px;--radius-md: 12px;--radius-sm: 8px;--ease: cubic-bezier(.2, .8, .2, 1);color-scheme:light}:root[data-theme=dark]{--bg-0: #0b0f1a;--bg-1: #12172a;--card-bg: rgba(22, 27, 41, .72);--card-border: rgba(255, 255, 255, .08);--card-shadow: 0 24px 70px -20px rgba(0, 0, 0, .6), 0 10px 28px -12px rgba(0, 0, 0, .45);--text: #e6e8ef;--text-soft: #b9bfcf;--muted: #8a93a8;--line: rgba(255, 255, 255, .07);--line-strong: rgba(255, 255, 255, .14);--surface-input: rgba(255, 255, 255, .04);--surface-raised: rgba(255, 255, 255, .04);--surface-soft: rgba(255, 255, 255, .05);--top-bar-bg: rgba(11, 15, 26, .65);--frame-bg: #0f1424;--frame-body: linear-gradient(180deg, #10152a, #0b0f1a);--menu-bg: #161b29;--logo-invert: 1;--accent: #818cf8;--accent-2: #a78bfa;--accent-soft: rgba(129, 140, 248, .16);--accent-ring: rgba(129, 140, 248, .35);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;overflow-x:hidden}body{font-family:Inter,Segoe 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saturate(140%);background:var(--top-bar-bg);border-bottom:1px solid var(--line);transition:border-color .2s var(--ease)}.brand{display:flex;align-items:center;transition:transform .2s var(--ease)}.brand:hover{transform:scale(1.02)}.top-logo{height:30px;width:auto;max-width:220px;object-fit:contain;display:block;filter:invert(var(--logo-invert));transition:filter .2s var(--ease)}.top-nav-desktop{display:flex;align-items:center;gap:22px}.top-nav-desktop a{font-size:14px;font-weight:500;color:var(--text-soft);padding:6px 2px;position:relative;transition:color .2s var(--ease)}.top-nav-desktop a:after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .25s var(--ease)}.top-nav-desktop a:hover{color:var(--accent)}.top-nav-desktop 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var(--line-strong);border-radius:var(--radius-md);box-shadow:var(--card-shadow);padding:6px;z-index:1000;display:flex;flex-direction:column;gap:2px;animation:fadeInMenu .18s var(--ease)}.lang-menu button{display:flex;align-items:center;gap:10px;padding:9px 10px;width:100%;border:0;background:transparent;color:var(--text);font-size:13px;font-weight:500;font-family:inherit;text-align:left;border-radius:var(--radius-sm);cursor:pointer;transition:background .18s var(--ease)}.lang-menu button:hover{background:var(--accent-soft)}.lang-menu button.active{color:var(--accent);background:var(--accent-soft)}@keyframes fadeInMenu{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.theme-toggle-icon{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:14px;transition:transform .35s var(--ease),opacity .25s 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-12px var(--accent-ring)}.mobile-backdrop{position:fixed;inset:0;z-index:25;background:#0f172a73;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);border:0;padding:0;cursor:pointer;animation:backdropIn .2s var(--ease)}:root[data-theme=dark] .mobile-backdrop{background:#0009}@keyframes backdropIn{0%{opacity:0}to{opacity:1}}.desktop-only{display:inline-flex}.mobile-only{display:none}@media(max-width:860px){.top-nav-desktop,.desktop-only{display:none}.mobile-only,.hamburger{display:inline-flex}}.site-main{flex:1;width:100%;padding-top:74px}.bottom-bar{display:flex;justify-content:center;padding:24px 40px;border-top:1px solid var(--line)}.footer-inner{width:100%;max-width:1200px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px}.footer-brand{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);font-weight:500}.footer-brand-link{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none}.footer-brand-link:hover{color:var(--primary)}.footer-icon{height:20px;width:auto;max-width:30px;object-fit:contain;filter:invert(var(--logo-invert));transition:filter .2s var(--ease)}.footer-links{display:flex;gap:20px}.footer-links a{font-size:13px;font-weight:500;color:var(--muted);transition:color .2s var(--ease);position:relative}.footer-links a:after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .25s var(--ease)}.footer-links a:hover{color:var(--accent)}.footer-links 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var(--accent-ring)}.btn-primary:active{transform:translateY(0);filter:brightness(.98)}.btn-primary:disabled{opacity:.7;cursor:not-allowed}.btn-ghost{background:transparent;color:var(--text);border-color:var(--line-strong)}.btn-ghost:hover{background:var(--surface-raised);border-color:var(--accent-ring)}.btn-outline{background:transparent;color:var(--text);border-color:var(--line-strong)}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}.btn-green{background:#22c55e;color:#fff;border-color:#22c55e;box-shadow:0 12px 28px -10px #22c55e59}.btn-green:hover{background:#16a34a;border-color:#16a34a;transform:translateY(-1px)}.btn-block{width:100%;justify-content:center}.section-head{max-width:720px;margin:0 auto 44px;text-align:center}.section-head h2{margin:0 0 10px;font-size:34px;font-weight:700;letter-spacing:-.02em}.section-head p{margin:0;color:var(--muted);font-size:16px;line-height:1.6}.section-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 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auto}.screenshot-placeholder{display:none;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:40px;text-align:center;color:var(--muted);font-size:13px;line-height:1.5}.screenshot-placeholder svg{font-size:38px;color:var(--accent);opacity:.5}.screenshot-placeholder code{background:#6366f114;padding:3px 8px;border-radius:6px;color:var(--accent);font-size:12px}.features{max-width:1200px;margin:0 auto;padding:60px 40px}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.feature-card{padding:18px 20px;background:var(--card-bg);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border:1px solid var(--card-border);border-radius:var(--radius-md);box-shadow:0 10px 30px -18px #1f295026;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}.feature-card:hover{transform:translateY(-3px);border-color:var(--accent-ring);box-shadow:0 16px 36px -18px 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