:root { --brand: #1c6db4; --ink: #142033; --muted: #5d6b7e; --bg: #ffffff; --soft: #f2f5f9; --line: #e2e6ec; color-scheme: light; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --brand: #4c9be0; --ink: #e8edf4; --muted: #9aa7b8; --bg: #0d1219; --soft: #151c26; --line: #263142; color-scheme: dark; } }
:root[data-theme="dark"] { --brand: #4c9be0; --ink: #e8edf4; --muted: #9aa7b8; --bg: #0d1219; --soft: #151c26; --line: #263142; color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
a { color: var(--brand); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.bar { position: sticky; top: 0; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); z-index: 5; }
.bar-in { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 60px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.mark { width: 34px; height: 34px; border-radius: 9px; background: var(--brand); color: #fff; display: grid; place-items: center; font-weight: 800; }
nav { display: flex; gap: 16px; flex-wrap: wrap; font-size: 15px; }
nav a { color: var(--ink); text-decoration: none; }
nav a.login { color: var(--brand); font-weight: 600; }
.hero { background: var(--soft); padding: 64px 0 56px; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: 13px; color: var(--muted); font-weight: 600; margin: 0 0 10px; }
h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.1; margin: 0 0 16px; max-width: 760px; letter-spacing: -.02em; }
.lead { font-size: 19px; color: var(--muted); max-width: 680px; margin: 0 0 24px; }
.cta { display: flex; gap: 10px; flex-wrap: wrap; }
.btn { display: inline-block; background: var(--brand); color: #fff; text-decoration: none; padding: 12px 20px; border-radius: 10px; font-weight: 600; }
.btn.ghost { background: transparent; color: var(--brand); border: 1px solid var(--line); }
section { padding: 48px 0; }
h2 { font-size: 28px; margin: 0 0 18px; letter-spacing: -.01em; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.grid article { border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.grid h3 { margin: 0 0 6px; font-size: 19px; }
.grid p { margin: 0; color: var(--muted); font-size: 16px; }
.note { color: var(--muted); font-size: 15px; margin-top: 18px; }
.band { background: var(--soft); }
.two { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px; }
.ticks { list-style: none; padding: 0; margin: 0; }
.ticks li { padding-left: 28px; position: relative; margin-bottom: 10px; }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 700; }
.contact .big { font-size: 22px; font-weight: 600; }
.muted { color: var(--muted); font-size: 15px; }
.foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 24px 16px 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.doc { max-width: 760px; padding-top: 32px; padding-bottom: 48px; }
.doc h1 { font-size: 34px; }
.doc h2 { font-size: 20px; margin-top: 28px; }