:root{--teal:#0f5e63;--teal-d:#0a4448;--tint:rgba(15,94,99,.1);--link-d:#7cc7c9;--ink:#1b2a2e;--muted:#56676c;--bg:#f5f7f7;--card:#fff;--line:#dfe6e7;--accent:#e0a63a}
@media (prefers-color-scheme: dark){:root{--ink:#e6eeee;--muted:#a3b3b6;--bg:#0f1a1c;--card:#16262a;--line:#24393e}}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--teal)}@media (prefers-color-scheme: dark){a{color:var(--link-d)}}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
header{background:var(--teal-d);color:#fff}
header .wrap{display:flex;align-items:center;gap:16px;min-height:64px;flex-wrap:wrap}
.logo{font-weight:800;font-size:20px;color:#fff;text-decoration:none;letter-spacing:.2px}.logo span{color:var(--accent)}
nav{display:flex;gap:4px;flex:1;flex-wrap:wrap}nav a{color:#fff;text-decoration:none;padding:6px 10px;border-radius:6px;opacity:.9}
nav a.on,nav a:hover{background:rgba(255,255,255,.12);opacity:1}
.lang{color:#fff;font-size:14px;opacity:.85}
.btn{display:inline-block;background:var(--accent);color:#1b1b1b!important;text-decoration:none;font-weight:700;padding:10px 18px;border-radius:8px;border:0;cursor:pointer;font-size:16px}
.btn.ghost{background:transparent;color:#fff!important;border:1px solid rgba(255,255,255,.5)}
.hero{background:linear-gradient(160deg,var(--teal-d),var(--teal));color:#fff;padding:64px 0 72px}
.hero h1{font-size:clamp(28px,4.4vw,46px);line-height:1.15;margin:0 0 16px;max-width:780px}
.hero p{font-size:19px;max-width:700px;opacity:.92;margin:0 0 28px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
section{padding:56px 0}section h2{font-size:30px;margin:0 0 8px}.lead{color:var(--muted);max-width:720px;margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}
.card h3{margin:0 0 6px;font-size:18px}.card p{margin:0;color:var(--muted)}
.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.5px;color:var(--teal);background:var(--tint);padding:2px 8px;border-radius:10px;margin-bottom:8px}
.steps{counter-reset:s;display:grid;gap:12px}.steps li{list-style:none;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 16px 16px 56px;position:relative}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:16px;top:14px;width:28px;height:28px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-weight:700}
.band{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
form.demo{display:grid;gap:12px;max-width:640px}form.demo label{font-weight:600;font-size:14px}
form.demo input,form.demo textarea{width:100%;font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink)}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.note{font-size:14px;color:var(--muted)}.alert{background:#fbebeb;color:#8e1f1b;padding:10px 12px;border-radius:8px;display:none}
@media (max-width:720px){header .wrap{gap:8px 12px;padding-top:10px;padding-bottom:6px}.logo{flex:1}
nav{order:3;flex-basis:100%;flex-wrap:nowrap;overflow-x:auto;margin:0 -6px}nav a{white-space:nowrap}
header .btn{padding:8px 12px;font-size:14px}.hero{padding:40px 0 48px}.hero p{font-size:17px}section{padding:40px 0}}
footer{padding:28px 0;color:var(--muted);font-size:14px}footer .wrap{display:flex;gap:16px;flex-wrap:wrap;justify-content:space-between}
:root{--teal:#4a2a8c;--teal-d:#2e1a5c;--accent:#ff6b5b;--tint:rgba(74,42,140,.1);--link-d:#b9a3ef}