:root { --ink: #111430; --muted: #5b6078; --line: #e6e8f0; --bg: #ffffff; --soft: #f6f7fb; --a1: #6366f1; --a2: #c026d3;
        --wa: #25D366; --radius: 18px; }
@media (prefers-color-scheme: dark) {
  :root { --ink: #eef0fb; --muted: #a3a9c4; --line: #252a45; --bg: #0b1020; --soft: #11172c; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif; color: var(--ink);
       background: var(--bg); -webkit-font-smoothing: antialiased; }
a { color: var(--a1); text-decoration: none; } a:hover { text-decoration: underline; }
.wrap { width: min(1120px, 100%); margin: 0 auto; padding: 0 20px; }
nav.top { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
          background: color-mix(in srgb, var(--bg) 82%, transparent); border-bottom: 1px solid var(--line); }
nav.top .wrap { display: flex; align-items: center; gap: 18px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--ink); letter-spacing: -.4px; }
.brand img { width: 34px; height: 34px; }
.brand:hover { text-decoration: none; }
nav.top .links { display: flex; gap: 18px; margin-left: auto; align-items: center; }
nav.top .links a { color: var(--muted); font-size: 15px; }
nav.top .links a.btn-main { color: #fff; }
body { overflow-x: hidden; }
@media (max-width: 420px) { .wrap { padding: 0 14px; } .brand { font-size: 17px; } .brand img { width: 28px; height: 28px; }
  nav.top .wrap { gap: 10px; } nav.top .links .btn-sm { padding: 7px 11px; font-size: 13.5px; } .card { padding: 18px; } }
@media (max-width: 720px) { nav.top .links a.hide-sm { display: none; } }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 12px; font-weight: 700; font-size: 15.5px;
       border: 1px solid transparent; cursor: pointer; transition: transform .12s, box-shadow .12s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-main { color: #fff; background: linear-gradient(90deg, var(--a1), var(--a2)); box-shadow: 0 10px 30px rgba(99,102,241,.35); }
.btn-ghost { color: var(--ink); border-color: var(--line); background: var(--bg); }
.btn-wa { color: #fff; background: var(--wa); }
.btn-sm { padding: 8px 14px; font-size: 14px; border-radius: 10px; }
.hero { position: relative; overflow: hidden; padding: 70px 0 60px; text-align: center; }
.hero::before { content: ""; position: absolute; inset: 0; background: url("/assets/sketch.jpg") center 30% / cover no-repeat; opacity: .08; pointer-events: none; }
@media (prefers-color-scheme: dark) { .hero::before { filter: invert(1); opacity: .07; } }
.hero > .wrap { position: relative; }
.hero .logo { width: 96px; height: 96px; filter: drop-shadow(0 10px 30px rgba(168,85,247,.45)); }
.hero h1 { margin: 10px 0 4px; font-size: clamp(42px, 8vw, 72px); line-height: 1.02; letter-spacing: -2px;
           background: linear-gradient(90deg, var(--a1), var(--a2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .tag { font-size: clamp(18px, 2.6vw, 24px); font-weight: 700; margin: 6px 0 6px; }
.hero .sub { color: var(--muted); max-width: 680px; margin: 0 auto 26px; font-size: 18px; }
.hero .ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .fine { color: var(--muted); font-size: 13.5px; margin-top: 14px; }
section { padding: 64px 0; }
section.soft { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: clamp(28px, 4vw, 38px); letter-spacing: -1px; margin: 0 0 8px; text-align: center; }
.lead { color: var(--muted); text-align: center; max-width: 680px; margin: 0 auto 34px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(250px, 100%), 1fr)); }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 6px 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .ic { font-size: 26px; }
.steps { counter-reset: s; display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(230px, 100%), 1fr)); }
.steps .card { position: relative; padding-top: 34px; }
.steps .card::before { counter-increment: s; content: counter(s); position: absolute; top: -14px; left: 20px; width: 32px; height: 32px;
                       border-radius: 10px; display: grid; place-items: center; color: #fff; font-weight: 800;
                       background: linear-gradient(135deg, var(--a1), var(--a2)); }
.portals { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.portals span { padding: 8px 14px; border: 1px solid var(--line); border-radius: 99px; background: var(--bg); font-weight: 600; font-size: 14.5px; }
.price { max-width: 460px; margin: 0 auto; text-align: center; border: 2px solid transparent; border-radius: 22px; padding: 30px;
         background: linear-gradient(var(--bg), var(--bg)) padding-box, linear-gradient(135deg, var(--a1), var(--a2)) border-box; }
.price .amt { font-size: 56px; font-weight: 800; letter-spacing: -2px; margin: 4px 0; }
.price ul { text-align: left; padding: 0 0 0 4px; list-style: none; margin: 16px 0 22px; }
.price li { margin: 7px 0; } .price li::before { content: "✓ "; color: #16a34a; font-weight: 800; }
details.faq { border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px; margin: 10px 0; background: var(--bg); }
details.faq summary { cursor: pointer; font-weight: 700; }
details.faq p { color: var(--muted); margin: 8px 0 0; }
footer { padding: 34px 0 44px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }
footer .wrap { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
footer .sp { flex: 1; }
.doc { max-width: 820px; margin: 0 auto; padding: 40px 20px 60px; }
.doc pre { white-space: pre-wrap; font: 14px/1.6 ui-monospace, Menlo, monospace; background: var(--soft); border: 1px solid var(--line);
           border-radius: 14px; padding: 20px; }
.os-box { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr)); margin-top: 20px; }
.os-box .card.pick { border: 2px solid var(--a1); }
.os-box ol { padding-left: 20px; color: var(--muted); }

.plans { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(min(240px, 100%), 1fr)); max-width: 900px; margin: 0 auto; }
.price.plan { max-width: none; position: relative; padding: 26px 22px; }
.price.plan .pname { font-weight: 700; color: var(--muted); }
.price.plan .amt { font-size: 50px; }
.price.plan .per { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.price.plan .btn { width: 100%; justify-content: center; }
.price.plan:not(.pop) { background: var(--bg); border: 1px solid var(--line); }
.price.plan.pop { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(99,102,241,.25); }
.badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); color: #fff; font-size: 12.5px; font-weight: 700;
         padding: 4px 12px; border-radius: 99px; background: linear-gradient(90deg, var(--a1), var(--a2)); white-space: nowrap; }
.incl { list-style: none; padding: 0; margin: 26px auto 0; max-width: 900px; display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: center; }
.incl li::before { content: "✓ "; color: #16a34a; font-weight: 800; }