@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--night: #063b39;--accent: #0e8a83;--accent-strong: #0c716b;--accent-soft: #7cc4c0;--bg: #f2f8f7;--surface: #ffffff;--fg: #0d2e2c;--muted: #5c7a77;--border: #d7e8e6;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--radius: 16px;--maxw: 1120px}@media (prefers-color-scheme: dark){:root{--bg: #08201f;--surface: #0e2b29;--fg: #eaf5f3;--muted: #8fb3af;--border: #163c39;--accent: #17a79e;--accent-strong: #12938b}}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--fg);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased;transition:background .2s ease,color .2s ease}a{color:inherit;text-decoration:none}.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--font);font-size:16px;font-weight:600;padding:14px 24px;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;transition:transform .12s ease,box-shadow .2s ease,background .16s ease}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 0 #0e8a8300}.btn-primary:hover{transform:translateY(-1px);background:var(--accent-strong);box-shadow:0 8px 30px #0e8a8366}.btn-ghost{background:transparent;color:var(--fg);border-color:var(--border)}.btn-ghost:hover{border-color:var(--fg)}.mono{font-variant-numeric:tabular-nums}@media (max-width: 640px){.nav-link{display:none}}@keyframes echo{0%{transform:scale(.6);opacity:.9}to{transform:scale(2.2);opacity:0}}@keyframes fadeup{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.fadeup{animation:fadeup .6s ease both}