:root{--ink:#14213d;--muted:#5b6475;--accent:#1f4e8c;--accent-dark:#163a69;--bg:#fff;--soft:#f4f6fa;--line:#e2e6ee}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--bg);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}.container{max-width:1100px;margin:0 auto;padding:0 24px}.nav{border-bottom:1px solid var(--line);z-index:10;background:#fff;position:sticky;top:0}.nav-inner{justify-content:space-between;align-items:center;height:64px;display:flex}.brand{letter-spacing:.02em;font-size:1.15rem;font-weight:700}.nav nav{align-items:center;gap:20px;display:flex}.btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:12px 22px;font-size:1rem;font-weight:600;display:inline-block}.btn:hover{background:var(--accent-dark)}.btn:disabled{opacity:.6;cursor:default}.btn-small{padding:8px 14px;font-size:.9rem}.btn-ghost{color:var(--accent);border:1px solid var(--accent);background:0 0}.btn-ghost:hover{background:var(--soft)}.hero{background:linear-gradient(180deg, var(--soft), #fff);padding:96px 0 80px}.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--accent);font-size:.8rem;font-weight:600}.hero h1{max-width:820px;margin:12px 0 20px;font-size:clamp(2rem,4.5vw,3.2rem);line-height:1.15}.lede{color:var(--muted);max-width:640px;font-size:1.15rem}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:28px;display:flex}.features{padding:80px 0}.features h2,.contact h2{margin:0 0 32px;font-size:2rem}.grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;display:grid}.card{border:1px solid var(--line);background:#fff;border-radius:12px;padding:24px}.card h3{margin:0 0 8px;font-size:1.15rem}.card p{color:var(--muted);margin:0}.contact{background:var(--soft);padding:80px 0}.contact-inner{grid-template-columns:1fr 1.2fr;gap:48px;display:grid}.contact p{color:var(--muted)}@media (max-width:760px){.contact-inner{grid-template-columns:1fr}}.form{border:1px solid var(--line);background:#fff;border-radius:12px;flex-direction:column;gap:14px;padding:28px;display:flex}.form label{flex-direction:column;gap:6px;font-size:.92rem;font-weight:600;display:flex}.form input,.form textarea{font:inherit;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-weight:400}.form input:focus,.form textarea:focus{outline:2px solid var(--accent);border-color:#0000}.form-note{margin:0;font-size:.92rem}.form-note.sent{color:#1d7a3e}.form-note.error{color:#b42318}.footer{color:var(--muted);border-top:1px solid var(--line);padding:28px 0;font-size:.9rem}