@font-face { font-family: "Inter"; src: url("fonts/inter.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
:root {
  --bg: #f8f5ee; --surface: #fffdf9; --line: #e4dccb; --text: #1a1814; --muted: #6b6558; --accent: #1c4fe8; --accent-soft: rgba(28, 79, 232, 0.1);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0c0d10; --surface: #15171c; --line: #262932; --text: #f1efe9; --muted: #9a9ba5; --accent: #5b83ff; --accent-soft: rgba(91, 131, 255, 0.14); }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
.wrap { width: min(920px, 100% - 40px); margin: 0 auto; }
header.top { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; font-size: 18px; color: var(--text); text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 9px; }
nav a { margin-left: 22px; color: var(--muted); text-decoration: none; font-size: 14.5px; font-weight: 500; }
nav a:hover { color: var(--text); }
.hero { text-align: center; padding: 64px 0 56px; }
.hero h1 { font-size: clamp(36px, 7vw, 60px); line-height: 1.05; letter-spacing: -0.04em; margin: 0 0 18px; font-weight: 700; }
.hero p.lead { font-size: clamp(17px, 2.4vw, 20px); color: var(--muted); max-width: 560px; margin: 0 auto 30px; }
.btn { display: inline-block; padding: 14px 26px; border-radius: 14px; background: var(--accent); color: #fff; font-weight: 600; text-decoration: none; font-size: 16px; }
.btn.soon { background: var(--surface); color: var(--muted); border: 1px solid var(--line); cursor: default; }
.note { margin-top: 12px; font-size: 13.5px; color: var(--muted); }
section { padding: 44px 0; }
h2 { font-size: clamp(24px, 4vw, 32px); letter-spacing: -0.03em; margin: 0 0 8px; }
.sub { color: var(--muted); margin: 0 0 28px; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 24px; }
.card .n { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); font-weight: 700; margin-bottom: 12px; }
.card h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -0.02em; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.themes { display: grid; grid-template-columns: repeat(auto-fit, minmax(128px, 1fr)); gap: 12px; }
.theme { text-align: center; font-size: 14px; font-weight: 600; }
.pv { height: 84px; padding: 14px; border-radius: 16px; background: var(--b); display: flex; flex-direction: column; justify-content: center; gap: 8px; margin-bottom: 8px; border: 1px solid rgba(128, 128, 128, 0.25); }
.pv i { display: block; height: 16px; border-radius: var(--r); background: var(--s); border: var(--bw) solid var(--l); box-shadow: var(--sh); }
.pv i + i { width: 60%; background: var(--a, #1c4fe8); }
footer { border-top: 1px solid var(--line); margin-top: 40px; padding: 28px 0 44px; color: var(--muted); font-size: 14px; display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
footer a { color: var(--muted); }
.doc { padding: 24px 0 20px; max-width: 720px; }
.doc h1 { font-size: clamp(30px, 5vw, 42px); letter-spacing: -0.035em; margin: 8px 0 6px; }
.doc h2 { font-size: 21px; margin: 34px 0 8px; }
.doc p, .doc li { color: var(--text); font-size: 16px; }
.doc ul { padding-left: 22px; }
.doc .meta { color: var(--muted); font-size: 14.5px; margin-bottom: 26px; }
.callout { background: var(--accent-soft); border-radius: 16px; padding: 16px 20px; margin: 20px 0; font-weight: 550; }