/* dnbinthailand.com — shared tokens & primitives */

@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@400;600;800;900&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&family=Bai+Jamjuree:wght@500;700&family=IBM+Plex+Sans+Thai:wght@400;500;700&family=Noto+Sans+SC:wght@400;500;700;900&family=ZCOOL+QingKe+HuangYou&display=swap');

:root {
  /* Dark — default */
  --bg: #0a0b09;
  --bg-2: #111310;
  --fg: #f1efe7;
  --fg-soft: rgba(241, 239, 231, 0.78);
  --muted: rgba(241, 239, 231, 0.5);
  --line: rgba(241, 239, 231, 0.12);
  --line-strong: rgba(241, 239, 231, 0.28);
  --acid: oklch(0.9 0.22 130);
  --acid-deep: oklch(0.7 0.2 130);
  --magenta: oklch(0.7 0.27 350);
  --cyan: oklch(0.85 0.15 200);

  --font-display: 'Unbounded', system-ui, sans-serif;
  --font-body: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1440px;
}

/* Locale-specific font stacks */
html[lang="th"] {
  --font-display: 'Bai Jamjuree', 'Unbounded', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans Thai', 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'IBM Plex Sans Thai', 'JetBrains Mono', ui-monospace, monospace;
}
html[lang="zh"] {
  --font-display: 'ZCOOL QingKe HuangYou', 'Noto Sans SC', 'Unbounded', system-ui, sans-serif;
  --font-body: 'Noto Sans SC', 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'Noto Sans SC', 'JetBrains Mono', ui-monospace, monospace;
}
/* Russian works with default Unbounded + Space Grotesk + JetBrains Mono (all support Cyrillic) */

:root[data-theme="light"] {
  --bg: #f1efe7;
  --bg-2: #e8e5da;
  --fg: #0a0b09;
  --fg-soft: rgba(10, 11, 9, 0.78);
  --muted: rgba(10, 11, 9, 0.5);
  --line: rgba(10, 11, 9, 0.14);
  --line-strong: rgba(10, 11, 9, 0.32);
  --acid: oklch(0.65 0.21 130);
  --acid-deep: oklch(0.5 0.18 130);
  --magenta: oklch(0.55 0.25 350);
  --cyan: oklch(0.6 0.15 200);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

::selection { background: var(--acid); color: #0a0b09; }

.mono { font-family: var(--font-mono); font-feature-settings: "tnum" 1, "zero" 1; }
.display { font-family: var(--font-display); font-weight: 800; letter-spacing: -0.02em; }
.up { text-transform: uppercase; letter-spacing: 0.06em; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 36px; }

/* Top chrome */
.chrome {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.chrome-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 56px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 36px;
}
.brand {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  display: inline-flex; align-items: center; gap: 10px;
}
.brand .dot {
  width: 8px; height: 8px; border-radius: 999px;
  background: var(--acid);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--acid) 25%, transparent);
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.18); opacity: 0.55; }
}
.nav {
  display: flex; gap: 4px;
  font-family: var(--font-mono); font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.08em;
}
.nav a {
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  transition: border-color .15s, color .15s, background .15s;
}
.nav a:hover { border-color: var(--line-strong); }
.nav a.active {
  color: var(--acid);
  border-color: var(--acid);
}
.chrome-cta {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  color: var(--muted);
}

/* Tags / pills */
.tag {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 3px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--fg-soft);
}
.tag.acid { color: var(--acid); border-color: color-mix(in srgb, var(--acid) 50%, transparent); }
.tag.mag { color: var(--magenta); border-color: color-mix(in srgb, var(--magenta) 50%, transparent); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.1em;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.btn:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.btn.primary {
  background: var(--acid); color: #0a0b09; border-color: var(--acid);
}
.btn.primary:hover { background: var(--acid-deep); border-color: var(--acid-deep); color: #0a0b09; }

/* Footer */
.foot {
  border-top: 1px solid var(--line);
  margin-top: 80px;
  padding: 40px 0 60px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.foot-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.foot a:hover { color: var(--fg); }

/* Image placeholder */
.imgph {
  position: relative;
  background:
    repeating-linear-gradient(135deg,
      color-mix(in srgb, var(--fg) 6%, transparent) 0 8px,
      transparent 8px 16px),
    var(--bg-2);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 10px;
  color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.12em;
  overflow: hidden;
}
.imgph::after {
  content: attr(data-label);
  padding: 4px 8px;
  background: var(--bg);
  border: 1px solid var(--line-strong);
}
.imgph.neon {
  border-color: color-mix(in srgb, var(--acid) 35%, transparent);
}

/* Section header */
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-bottom: 18px;
}
.section-head h2 {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}
.section-head .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

/* RA-style event row */
.row {
  display: grid;
  grid-template-columns: 110px 1fr 180px 180px 120px;
  gap: 20px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  align-items: center;
}
.row:last-child { border-bottom: 1px solid var(--line); }
.row .date { font-family: var(--font-mono); font-size: 13px; }
.row .date .day { color: var(--acid); }
.row .title { font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; }
.row .city { font-family: var(--font-mono); font-size: 12px; color: var(--fg-soft); text-transform: uppercase; letter-spacing: 0.1em; }
.row .venue { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.row .cta { justify-self: end; }
.row:hover .title { color: var(--acid); }
.row .arrow { color: var(--muted); font-family: var(--font-mono); }
.row:hover .arrow { color: var(--acid); }

@media (max-width: 780px) {
  .row { grid-template-columns: 80px 1fr; row-gap: 4px; }
  .row .city, .row .venue, .row .cta { grid-column: 2; }
}

/* Marquee */
.marquee {
  display: flex; gap: 48px;
  white-space: nowrap;
  overflow: hidden;
  font-family: var(--font-display);
  font-weight: 800;
}
.marquee-track {
  display: inline-flex; gap: 48px; align-items: center;
  animation: scroll 40s linear infinite;
  padding-right: 48px;
}
@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.marquee .sep {
  width: 10px; height: 10px;
  background: var(--acid);
  border-radius: 999px;
  display: inline-block;
  align-self: center;
}

/* Theme switcher button (per page) */
.theme-toggle {
  width: 32px; height: 32px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px;
  transition: background .15s;
}
.theme-toggle:hover { background: var(--bg-2); }

/* Language switcher segmented control */
.lang-seg {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.lang-seg a {
  padding: 6px 10px;
  color: var(--muted);
  transition: background .15s, color .15s;
  border-right: 1px solid var(--line);
}
.lang-seg a:last-child { border-right: 0; }
.lang-seg a:hover { color: var(--fg); }
.lang-seg a.on {
  background: var(--acid);
  color: #0a0b09;
}