:root { --ink: #141414; --mute: #5f5e5a; --paper: #f7f7f5; --line: #e7e6e2; --sig: #e8492b; --sig-ink: #c23a1c; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 500 16px/1.6 Geist, system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--sig-ink); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
header.top { display: flex; align-items: center; gap: 12px; padding: 20px 0; }
header.top .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; letter-spacing: -.03em; color: var(--ink); text-decoration: none; }
header.top nav { margin-left: auto; display: flex; gap: 20px; align-items: center; font-weight: 600; font-size: 14px; }
header.top nav a { color: var(--ink); text-decoration: none; }
.btn { display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 18px; border-radius: 11px; background: var(--ink); color: #fff !important; text-decoration: none; font-weight: 600; font-size: 15px; border: 0; }
.btn.light { background: #fff; color: var(--ink) !important; border: 1px solid var(--line); }
.hero { padding: 64px 0 40px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.hero h1 { font-size: 56px; line-height: 1.02; letter-spacing: -.045em; margin: 0; }
.hero h1 span { color: var(--sig); }
.hero p { font-size: 19px; color: var(--mute); margin: 20px 0 28px; max-width: 520px; }
.mock { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 18px; box-shadow: 0 30px 60px rgba(20,20,20,.08); display: grid; gap: 10px; }
.mock .row { display: flex; align-items: center; gap: 12px; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; font-size: 14px; }
.mock .th { width: 64px; height: 36px; border-radius: 7px; flex: none; }
.mock .pill { margin-left: auto; font-size: 12px; font-weight: 600; border-radius: 99px; padding: 3px 10px; white-space: nowrap; }
.feat { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; padding: 24px 0 56px; }
.feat div { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.feat h3 { margin: 0 0 6px; font-size: 17px; }
.feat p { margin: 0; color: var(--mute); font-size: 15px; }
.doc { max-width: 760px; padding: 24px 0 80px; }
.doc h1 { font-size: 36px; letter-spacing: -.035em; margin: 10px 0 4px; }
.doc h2 { font-size: 20px; margin: 34px 0 8px; }
.note { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; color: var(--mute); }
footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--mute); font-size: 14px; display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--mute); }
@media (max-width: 860px) { .hero { grid-template-columns: 1fr; padding-top: 28px; } .hero h1 { font-size: 40px; } .feat { grid-template-columns: 1fr; } header.top nav .hide { display: none; } }