@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #09090b;
  --surface: rgba(24,24,27,0.9);
  --border: rgba(255,255,255,0.06);
  --green: #34d399;
  --green-dim: rgba(52,211,153,0.15);
  --text: #fafafa;
  --muted: #71717a;
  --font: 'Inter', system-ui, sans-serif;
}

/* ── Light mode ── */
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f4f5;
    --surface: rgba(255,255,255,0.85);
    --border: rgba(0,0,0,0.08);
    --text: #18181b;
    --muted: #71717a;
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
}

/* ── Layout Grid ── */
.shell {
  display: grid;
  grid-template-rows: 56px 1fr auto;
  height: 100vh;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Header ── */
header {
  display: flex;
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.5px;
  color: var(--green);
  text-decoration: none;
  white-space: nowrap;
}

.logo svg {
  width: 22px;
  height: 22px;
}

nav { margin-left: auto; display: flex; gap: 24px; align-items: center; }

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
  transition: color .2s;
}

nav a:hover { color: var(--green); }

/* ── Main Content ── */
.content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 24px 0;
  overflow: hidden;
  align-content: start;
}

/* ── About Section (Left) ── */
.about {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.15;
}

.about h1 span { color: var(--green); }

.about p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
  max-width: 520px;
}

.about p a {
  color: var(--green);
  text-decoration: none;
  font-weight: 600;
}

.about p a:hover { text-decoration: underline; }

.tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.tag {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--green-dim);
  color: var(--green);
  white-space: nowrap;
}

.tag.upcoming {
  background: rgba(250,204,21,0.12);
  color: #facc15;
}

.cta-row {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform .15s, box-shadow .2s;
}

.cta-primary {
  background: var(--green);
  color: #000;
}

.cta-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(52,211,153,.35);
}

.cta-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.cta-secondary:hover {
  border-color: var(--green);
}

/* ── Right Column — Live Data ── */
.live-panel {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 16px;
  overflow: hidden;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  backdrop-filter: blur(6px);
}

.stat-card .num {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--green);
  line-height: 1.2;
}

.stat-card .lbl {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

/* Data Lists */
.data-lists {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  overflow: hidden;
}

.data-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  backdrop-filter: blur(6px);
  overflow: hidden;
}

.data-card h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 10px;
}

.data-card ol {
  list-style: none;
  counter-reset: rank;
}

.data-card ol li {
  counter-increment: rank;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: 0.78rem;
  border-bottom: 1px solid var(--border);
}

.data-card ol li:last-child { border-bottom: none; }

.data-card ol li::before {
  content: counter(rank);
  min-width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-dim);
  color: var(--green);
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 700;
}

.data-card .stop-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.data-card .badge {
  font-size: 0.65rem;
  color: var(--green);
  font-weight: 700;
  white-space: nowrap;
}

.empty-msg {
  color: var(--muted);
  font-size: 0.78rem;
  font-style: italic;
}

/* ── Footer ── */
footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
}

footer span { color: var(--muted); }

footer a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  transition: color .2s;
  display: flex;
  align-items: center;
  gap: 5px;
}

footer a:hover { color: var(--green); }

footer svg { width: 16px; height: 16px; fill: currentColor; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .content { grid-template-columns: 1fr; overflow-y: auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .data-lists { grid-template-columns: 1fr; }
  html, body { overflow: auto; }
}