:root,:root[data-theme=dark]{--bg: #0b1020;--bg-soft: #121a30;--card: #16203a;--text: #e8ecf6;--muted: #9aa6c2;--accent: #5b8cff;--accent-2: #38e1c4;--border: #243153;--header-bg: rgba(11, 16, 32, .85);--on-accent: #07101f;--maxw: 1040px}:root[data-theme=light]{--bg: #f7f9fc;--bg-soft: #eef2f8;--card: #ffffff;--text: #14203a;--muted: #5b6b86;--accent: #2f6bff;--accent-2: #0fb6a0;--border: #d8e0ee;--header-bg: rgba(247, 249, 252, .85);--on-accent: #ffffff}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;transition:background .2s ease,color .2s ease}.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}a{color:inherit;text-decoration:none}.site-header{position:sticky;top:0;z-index:10;background:var(--header-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.brand{font-weight:800;letter-spacing:.18em;font-size:1.1rem;color:var(--accent)}.site-header nav{display:flex;align-items:center;gap:24px;font-size:.95rem;color:var(--muted)}.site-header nav a:hover{color:var(--text)}.theme-toggle{font:inherit;font-size:.85rem;cursor:pointer;color:var(--text);background:var(--card);border:1px solid var(--border);border-radius:999px;padding:6px 14px;transition:border-color .15s ease,transform .12s ease}.theme-toggle:hover{transform:translateY(-1px);border-color:var(--accent)}.hero{padding:120px 0 96px;background:radial-gradient(800px 400px at 70% -10%,rgba(91,140,255,.22),transparent),radial-gradient(600px 400px at 10% 10%,rgba(56,225,196,.14),transparent)}.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.15;letter-spacing:-.02em;max-width:16ch}.hero-sub{margin-top:20px;font-size:clamp(1.05rem,2vw,1.3rem);color:var(--muted);max-width:60ch}.hero-cta{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap}.btn{display:inline-block;padding:13px 22px;border-radius:10px;font-weight:600;font-size:.98rem;cursor:pointer;transition:transform .12s ease,opacity .12s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:var(--on-accent);border:none}.btn-primary:disabled{opacity:.6;cursor:default;transform:none}.btn-ghost{border:1px solid var(--border);color:var(--text)}.section{padding:80px 0;border-top:1px solid var(--border)}.section:nth-of-type(2n){background:var(--bg-soft)}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;color:var(--accent-2);font-weight:700}.section h2{margin-top:10px;font-size:clamp(1.7rem,3.5vw,2.4rem);letter-spacing:-.01em}.lead{margin-top:16px;color:var(--muted);font-size:1.1rem;max-width:68ch}.feature-list{margin-top:28px;list-style:none;display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.feature-list li{background:var(--card);border:1px solid var(--border);border-radius:12px;position:relative;padding:20px 22px 20px 46px}.feature-list li:before{content:"→";position:absolute;left:20px;color:var(--accent);font-weight:700}.contact-form{margin-top:28px;max-width:560px;display:grid;gap:18px}.contact-form label{display:grid;gap:8px;font-size:.95rem;color:var(--muted)}.contact-form input,.contact-form textarea{font:inherit;color:var(--text);background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px 14px;width:100%;resize:vertical}.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--accent)}.contact-form .btn{justify-self:start}.form-success{margin-top:28px;padding:18px 22px;border-radius:12px;background:var(--card);border:1px solid var(--accent-2);color:var(--text);max-width:560px}.form-error{color:#ff6b6b;font-size:.95rem}.form-alt{margin-top:22px;color:var(--muted);font-size:.95rem}.form-alt a{color:var(--accent)}.site-footer{border-top:1px solid var(--border);padding:32px 0;color:var(--muted);font-size:.9rem}.site-footer a{color:var(--accent)}.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px 28px}.footer-legal{display:flex;gap:18px}.reference-list{margin-top:28px;list-style:none;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.reference-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px 24px;display:flex;flex-direction:column;gap:10px}.reference-card h3{font-size:1.2rem;letter-spacing:-.01em}.reference-tag{display:inline-block;align-self:flex-start;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-2);background:color-mix(in srgb,var(--accent-2) 12%,transparent);padding:4px 10px;border-radius:999px;font-weight:700}.reference-body{color:var(--muted);font-size:.97rem}.reference-stack{margin-top:auto;color:var(--text);font-size:.82rem;font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;opacity:.75}.cta-row{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px}.form-consent{color:var(--muted);font-size:.85rem}.form-consent a{color:var(--accent)}.draft-notice{margin-top:28px;padding:14px 18px;border-radius:10px;background:color-mix(in srgb,var(--accent-2) 14%,transparent);border:1px solid var(--accent-2);color:var(--text);font-size:.92rem}.legal-block{margin-top:28px;max-width:72ch;color:var(--text);display:grid;gap:14px}.legal-block h3{margin-top:18px;font-size:1.05rem;letter-spacing:-.005em}.legal-block p{color:var(--muted);font-size:.97rem}.legal-block code{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:.9em;background:var(--card);border:1px solid var(--border);padding:1px 6px;border-radius:6px}.legal-block a{color:var(--accent)}