:root {
  --background: #faf9f6;
  --foreground: #191918;
  --card: #fffefb;
  --card-foreground: #191918;
  --primary: #20201f;
  --primary-foreground: #fafafa;
  --secondary: #f0efeb;
  --secondary-foreground: #272725;
  --muted: #f2f1ed;
  --muted-foreground: #696966;
  --accent: #dff4f0;
  --accent-foreground: #145e59;
  --border: #deddd7;
  --ring: #197e76;
  --brand: #197e76;
  --brand-dark: #0e4946;
  --brand-soft: #bfe9e3;
  --coral: #e8745d;
  --yellow: #f2c66d;
  --dark: #172321;
  --dark-card: #1e2d2a;
  --dark-muted: #aebbb7;
  --radius: 14px;
  --shadow-xs: 0 1px 2px rgba(24, 24, 22, .05);
  --shadow-sm: 0 1px 3px rgba(24, 24, 22, .08), 0 1px 2px rgba(24, 24, 22, .04);
  --shadow-lg: 0 24px 70px rgba(24, 24, 22, .13);
  --font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--background);
  color: var(--foreground);
  font: 15px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image: radial-gradient(rgba(25, 25, 24, .105) .7px, transparent .7px);
  background-size: 18px 18px;
  mask-image: linear-gradient(to bottom, #000, transparent 46rem);
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }
.container { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(222, 221, 215, .85);
  background: rgba(250, 249, 246, .82);
  backdrop-filter: blur(18px) saturate(1.2);
}
.nav { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 720; letter-spacing: -.025em; }
.brand img { width: 32px; height: 32px; border-radius: 9px; box-shadow: var(--shadow-xs); }
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-links a { padding: 7px 11px; border-radius: 8px; color: var(--muted-foreground); font-size: 13px; font-weight: 550; }
.nav-links a:hover, .nav-links a[aria-current] { background: var(--secondary); color: var(--foreground); }
.nav-links .nav-cta { margin-left: 8px; border: 1px solid var(--primary); background: var(--primary); color: var(--primary-foreground); box-shadow: var(--shadow-xs); }
.nav-links .nav-cta:hover { background: #333331; color: white; }

.btn {
  min-height: 42px;
  padding: 9px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--card);
  color: var(--secondary-foreground);
  font-size: 14px;
  font-weight: 640;
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease, background .16s ease;
}
.btn:hover { transform: translateY(-1px); border-color: #bbb9b1; box-shadow: var(--shadow-sm); }
.btn:disabled { cursor: wait; opacity: .65; transform: none; }
.btn:focus-visible, .nav-links a:focus-visible { outline: 3px solid rgba(25, 126, 118, .24); outline-offset: 2px; }
.btn-primary { border-color: var(--primary); background: var(--primary); color: var(--primary-foreground); }
.btn-primary:hover { border-color: #383836; background: #383836; }
.btn-ghost { background: rgba(255, 254, 251, .72); }

.site-footer { padding: 32px 0; color: var(--muted-foreground); font-size: 12px; }
.footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-links { display: flex; gap: 18px; }
.footer-links a:hover { color: var(--foreground); text-decoration: underline; text-underline-offset: 3px; }
[hidden] { display: none !important; }

@media (max-width: 680px) {
  .container { width: min(100% - 28px, 1120px); }
  .nav { min-height: 60px; }
  .footer-grid { align-items: flex-start; flex-direction: column; }
  .footer-links { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}