:root {
    --bg: #0a0b14;
    --surface: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.1);
    --text: #f2f2f7;
    --muted: #a1a1b5;
    --accent: #ffffff;
    --amber: #ffc56b;
    --magenta: #ff6ec7;
    --cyan: #5ad8ff;
    color-scheme: dark;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
    background:
        radial-gradient(900px 600px at 15% -10%, rgba(90, 216, 255, 0.14), transparent 60%),
        radial-gradient(900px 700px at 90% 10%, rgba(255, 110, 199, 0.12), transparent 60%),
        var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 980px; margin: 0 auto; padding: 0 20px; }

header.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 0;
}
header.nav .brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 600; }
header.nav .brand img { width: 30px; height: 30px; }
header.nav nav { display: flex; gap: 20px; font-size: 15px; }
header.nav nav a { color: var(--muted); }

.hero { text-align: center; padding: 56px 0 40px; }
.hero img { width: 128px; height: 128px; }
.hero h1 { font-size: clamp(34px, 6vw, 54px); line-height: 1.1; margin: 22px 0 14px; letter-spacing: -0.02em; }
.hero p.lead { font-size: 19px; color: var(--muted); max-width: 640px; margin: 0 auto 28px; }
.gradient {
    background: linear-gradient(90deg, var(--amber), var(--magenta) 50%, var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.button {
    display: inline-block;
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 16px;
    border: 1px solid var(--border);
    color: var(--text);
    background: var(--surface);
}
.button.primary { background: var(--accent); color: #0a0b14; border-color: transparent; }
.button:hover { text-decoration: none; filter: brightness(1.08); }
.note { color: var(--muted); font-size: 14px; margin-top: 14px; }

section { padding: 40px 0; }
section h2 { font-size: 30px; letter-spacing: -0.01em; margin: 0 0 22px; text-align: center; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 22px;
}
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

.pricing { max-width: 440px; margin: 0 auto; text-align: center; padding: 30px; }
.pricing .price { font-size: 44px; font-weight: 700; margin: 6px 0; }
.pricing .price small { font-size: 18px; color: var(--muted); font-weight: 500; }
.pricing ul { list-style: none; padding: 0; margin: 18px 0 24px; text-align: left; }
.pricing li { padding: 6px 0 6px 28px; position: relative; color: var(--text); }
.pricing li::before { content: "✓"; position: absolute; left: 4px; color: var(--cyan); font-weight: 700; }

.faq details { border-bottom: 1px solid var(--border); padding: 14px 0; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { color: var(--muted); margin: 10px 0 0; }

.doc { max-width: 720px; margin: 0 auto; padding: 20px 0 60px; }
.doc h1 { font-size: 36px; margin: 10px 0 4px; }
.doc .updated { color: var(--muted); margin: 0 0 28px; }
.doc h2 { font-size: 21px; margin: 32px 0 8px; text-align: left; }
.doc p, .doc li { color: #d6d6e2; }

footer {
    border-top: 1px solid var(--border);
    margin-top: 40px;
    padding: 28px 0 40px;
    color: var(--muted);
    font-size: 14px;
}
footer .links { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 10px; }
footer .links a { color: var(--muted); }
footer p { margin: 6px 0; }

@media (max-width: 600px) {
    header.nav nav { gap: 14px; font-size: 14px; }
    .hero { padding-top: 32px; }
    .hero img { width: 96px; height: 96px; }
}