/* ============================================================
   GMC Comment Picker — shared design system
   Playful & kinetic. Brand teal + gold, energetic accents.
   Used by every page (homepages + policy articles).
   ============================================================ */

:root {
  /* surfaces */
  --cream: #f7f4ec;
  --cream-2: #fffdf6;
  --card: #ffffff;
  --ink: #0c1a16;
  --ink-soft: #5d6f68;
  --line: #e7e2d6;

  /* brand + accents */
  --teal: #005f54;
  --teal-700: #00493f;
  --mint: #16b89c;
  --mint-soft: #d9f2ec;
  --gold: #d39a32;
  --amber: #f6c34a;
  --coral: #ff6f5e;
  --sky: #4fb0d6;

  --grad-hot: linear-gradient(120deg, var(--teal), var(--mint) 70%, var(--amber));
  --grad-soft: linear-gradient(135deg, #effaf7, #fff8e7);

  --radius: 16px;
  --radius-lg: 26px;
  --radius-pill: 999px;
  --max-w: 1120px;
  --shadow-sm: 0 2px 10px rgba(8, 30, 26, 0.06);
  --shadow: 0 18px 50px -22px rgba(8, 30, 26, 0.32);
  --shadow-pop: 0 26px 70px -28px rgba(0, 95, 84, 0.5);

  --font-display: "Rubik", "Manrope", "Segoe UI", system-ui, sans-serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --cream: #0c1714;
    --cream-2: #0f1d19;
    --card: #15241f;
    --ink: #f3f6f2;
    --ink-soft: #9bb0a8;
    --line: #26352f;
    --mint-soft: #133029;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--teal); }
@media (prefers-color-scheme: dark) { a { color: var(--mint); } }
code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--mint-soft);
  color: var(--teal);
  padding: 2px 6px;
  border-radius: 6px;
}
@media (prefers-color-scheme: dark) { code { color: var(--mint); } }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

/* ---- decorative floating blobs (page background) ---- */
.blobs { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(60px); opacity: 0.5;
  animation: float 18s var(--ease-spring) infinite alternate;
}
.blob.b1 { width: 460px; height: 460px; top: -120px; left: -80px;
  background: radial-gradient(circle at 30% 30%, var(--mint), transparent 70%); }
.blob.b2 { width: 420px; height: 420px; top: 30%; right: -120px;
  background: radial-gradient(circle at 60% 40%, var(--amber), transparent 70%); opacity: 0.35; animation-delay: -6s; }
.blob.b3 { width: 380px; height: 380px; bottom: -140px; left: 30%;
  background: radial-gradient(circle at 50% 50%, var(--coral), transparent 70%); opacity: 0.28; animation-delay: -11s; }
@keyframes float {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(40px, -30px) scale(1.12); }
}

/* ---- nav ---- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px) saturate(140%);
  background: color-mix(in srgb, var(--cream) 80%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.nav.scrolled { border-bottom-color: var(--line); box-shadow: var(--shadow-sm); }
.nav-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; }
.brand {
  font-family: var(--font-display); font-weight: 700; font-size: 19px;
  letter-spacing: -0.02em; color: var(--ink); text-decoration: none;
  display: inline-flex; align-items: center; gap: 9px;
}
.brand-dot {
  width: 26px; height: 26px; border-radius: 9px; background: var(--grad-hot);
  display: inline-grid; place-items: center; box-shadow: var(--shadow-sm);
  animation: wobble 6s ease-in-out infinite;
}
.brand-dot::after { content: "★"; color: #fff; font-size: 13px; }
@keyframes wobble { 0%,100%{ transform: rotate(-6deg);} 50%{ transform: rotate(8deg);} }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 15px; font-weight: 600; }
.nav-links a { color: var(--ink-soft); text-decoration: none; transition: color 0.2s; }
.nav-links a:hover { color: var(--teal); }
@media (prefers-color-scheme: dark) { .nav-links a:hover { color: var(--mint); } }
.nav-cta { font-size: 15px; }
@media (max-width: 860px) { .nav-links .hide-sm { display: none; } }

.lang {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em;
  color: var(--ink-soft); border: 1.5px solid var(--line); border-radius: var(--radius-pill);
  padding: 5px 11px; text-decoration: none; transition: border-color 0.2s, color 0.2s;
}
.lang:hover { border-color: var(--teal); color: var(--ink); }
.lang .on { color: var(--teal); font-weight: 700; }
@media (prefers-color-scheme: dark) { .lang .on { color: var(--mint); } }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; border-radius: var(--radius-pill);
  font-family: var(--font-body); font-weight: 700; font-size: 15px;
  text-decoration: none; cursor: pointer; border: 1.5px solid transparent;
  transition: transform 0.18s var(--ease-spring), box-shadow 0.2s, background 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-primary { background: var(--teal); color: #fff; box-shadow: var(--shadow-pop); }
.btn-primary:hover { transform: translateY(-2px) scale(1.02); background: var(--teal-700); }
.btn-primary:active { transform: translateY(0) scale(0.99); }
.btn-ghost { background: var(--card); color: var(--ink); border-color: var(--line); box-shadow: var(--shadow-sm); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--teal); }
.btn-amber { background: var(--amber); color: #3a2a00; box-shadow: 0 18px 40px -20px var(--amber); }
.btn-amber:hover { transform: translateY(-2px) scale(1.02); }

/* ---- footer ---- */
.foot { border-top: 1px solid var(--line); margin-top: 80px; padding: 54px 0 40px; color: var(--ink-soft); font-size: 14px; }
.foot-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 18px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 16px 20px; }
.foot-links a { color: var(--ink-soft); text-decoration: none; transition: color 0.2s; }
.foot-links a:hover { color: var(--teal); }
@media (prefers-color-scheme: dark) { .foot-links a:hover { color: var(--mint); } }
.foot-brand { display: inline-flex; align-items: center; gap: 9px; font-family: var(--font-display); font-weight: 600; color: var(--ink); }

/* ---- scroll reveal ---- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--ease-spring), transform 0.7s var(--ease-spring); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 0.08s; }
.reveal[data-d="2"] { transition-delay: 0.16s; }
.reveal[data-d="3"] { transition-delay: 0.24s; }
.reveal[data-d="4"] { transition-delay: 0.32s; }
.reveal[data-d="5"] { transition-delay: 0.40s; }

/* ---- shared section tag ---- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--teal); background: var(--mint-soft);
  padding: 6px 13px; border-radius: var(--radius-pill); font-weight: 700;
}
@media (prefers-color-scheme: dark) { .eyebrow { color: var(--mint); } }

/* confetti canvas overlay */
#confetti { position: fixed; inset: 0; pointer-events: none; z-index: 60; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .blob, .brand-dot { animation: none !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  * { scroll-behavior: auto !important; }
}