/* ---------- Design tokens ---------- */ :root { --content-width: 1000px; --bg: #f7f8fa; --surface: #ffffff; --border: #e5e7eb; --text: #1f2430; --text-muted: #5b6472; --accent: #2b6cb0; --accent-hover: #245a94; --accent-contrast: #ffffff; --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 4px 12px rgba(16, 24, 40, .06); --radius: 12px; } @media (prefers-color-scheme: dark) { :root { --bg: #0f1420; --surface: #161c2b; --border: #263042; --text: #e6e9ef; --text-muted: #9aa4b5; --accent: #6ea8fe; --accent-hover: #8bb9ff; --accent-contrast: #0f1420; --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .35); } } /* ---------- Base ---------- */ * { box-sizing: border-box; } html { scroll-behavior: smooth; } body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; } a { color: var(--accent); text-decoration: none; } a:hover { text-decoration: underline; } /* ---------- Navigation ---------- */ .nav { position: sticky; top: 0; z-index: 100; display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 12px clamp(16px, 4vw, 40px); background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: saturate(1.2) blur(8px); border-bottom: 1px solid var(--border); } .brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); } .brand img { display: block; border-radius: 8px; } .nav-links { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; } .nav-links a { padding: 8px 12px; border-radius: 8px; color: var(--text-muted); transition: color .15s, background .15s; } .nav-links a:hover { color: var(--text); background: color-mix(in srgb, var(--text) 8%, transparent); text-decoration: none; } /* ---------- Buttons ---------- */ .btn { display: inline-block; padding: 10px 18px; border-radius: 10px; font-weight: 600; line-height: 1.2; border: 1px solid transparent; transition: background .15s, border-color .15s, color .15s, transform .05s; } .btn:hover { text-decoration: none; } .btn:active { transform: translateY(1px); } .btn-primary { background: var(--accent); color: var(--accent-contrast); } .btn-primary:hover { background: var(--accent-hover); } .btn-ghost { color: var(--text); border-color: var(--border); background: var(--surface); } .btn-ghost:hover { border-color: var(--accent); color: var(--accent); } .nav-links .btn-primary { color: var(--accent-contrast); } /* ---------- Layout ---------- */ main { max-width: var(--content-width); margin: 0 auto; padding: clamp(24px, 5vw, 64px) clamp(16px, 4vw, 40px); } /* ---------- Hero ---------- */ .hero { text-align: center; padding: clamp(24px, 6vw, 72px) 0; } .hero h1 { margin: 0 0 16px; font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.1; letter-spacing: -0.02em; } .lead { max-width: 640px; margin: 0 auto 28px; font-size: clamp(1.05rem, 2.4vw, 1.3rem); color: var(--text-muted); } .hero-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; } /* ---------- Feature cards ---------- */ .features { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 260px)); justify-content: center; gap: 16px; margin: 24px 0 48px; } .card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); text-align: center; } .card h2 { margin: 0 0 8px; font-size: 1.15rem; } .card p { margin: 0; color: var(--text-muted); } /* ---------- Prose ---------- */ .prose { max-width: 720px; margin: 0 auto; text-align: center; } .prose p { margin: 0 0 18px; } .community { color: var(--text-muted); } /* ---------- Footer ---------- */ .footer { border-top: 1px solid var(--border); text-align: center; padding: 24px 16px; color: var(--text-muted); font-size: .875rem; } .footer p { margin: 0; }