/* fastforward benchmark dashboard — matches Starlight teal design system */

:root {
  /* Teal accent — mirrors Starlight custom.css */
  --ff-accent-low: #1a3a4a;
  --ff-accent: #2d8ca8;
  --ff-accent-high: #b8e4f0;

  /* Typography — mirrors Starlight custom.css */
  --ff-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --ff-mono: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo,
    Consolas, "DejaVu Sans Mono", monospace;

  /* Light mode (default) */
  --ff-bg: #ffffff;
  --ff-bg-nav: #f7f8f9;
  --ff-bg-card: #f7f8f9;
  --ff-ink: #0f172a;
  --ff-ink-muted: #475569;
  --ff-border: #e2e8f0;
  --ff-shadow: 0 1px 3px rgba(0,0,0,0.08);

  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ff-bg: #0f172a;
    --ff-bg-nav: #1e293b;
    --ff-bg-card: #1e293b;
    --ff-ink: #f1f5f9;
    --ff-ink-muted: #94a3b8;
    --ff-border: #334155;
    --ff-shadow: 0 1px 3px rgba(0,0,0,0.4);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--ff-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ff-ink);
  background: var(--ff-bg);
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ─────────────────────────────────────────── */

.site-wrapper {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}

.top-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 2rem;
  background: var(--ff-bg-nav);
  border-bottom: 1px solid var(--ff-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.top-bar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ff-ink);
  letter-spacing: -0.01em;
}

.top-bar-brand svg {
  width: 22px;
  height: 22px;
  color: var(--ff-accent);
  flex-shrink: 0;
}

.top-bar-brand span {
  color: var(--ff-accent);
}

.top-bar-divider {
  width: 1px;
  height: 1.25rem;
  background: var(--ff-border);
  flex-shrink: 0;
}

.top-bar-section {
  font-size: 0.8rem;
  font-family: var(--ff-mono);
  color: var(--ff-ink-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.top-bar-links {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
}

.top-bar-links a {
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-family: var(--ff-mono);
  text-decoration: none;
  color: var(--ff-ink-muted);
  transition: background 0.15s, color 0.15s;
  letter-spacing: 0.02em;
}

.top-bar-links a:hover {
  background: var(--ff-border);
  color: var(--ff-ink);
}

.top-bar-links a.active {
  background: color-mix(in srgb, var(--ff-accent) 12%, transparent);
  color: var(--ff-accent);
  font-weight: 600;
}

.main-content {
  max-width: 72rem;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  width: 100%;
}

/* ── Hero ───────────────────────────────────────────── */

.hero {
  padding: 2.5rem 2.75rem;
  background: var(--ff-bg-card);
  border: 1px solid var(--ff-border);
  border-radius: 12px;
  box-shadow: var(--ff-shadow);
  margin-bottom: 2rem;
}

.hero-eyebrow {
  margin: 0 0 0.5rem;
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ff-accent);
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 750;
  letter-spacing: -0.025em;
  color: var(--ff-ink);
  line-height: 1.15;
}

.hero-lede {
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
  color: var(--ff-ink-muted);
  max-width: 56ch;
  line-height: 1.55;
}

.hero-stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: baseline;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.hero-stat-value {
  font-family: var(--ff-mono);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 750;
  letter-spacing: -0.03em;
  color: var(--ff-ink);
  line-height: 1;
}

.hero-stat-value.mono {
  font-family: var(--ff-mono);
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.hero-stat-label {
  font-size: 0.75rem;
  font-family: var(--ff-mono);
  color: var(--ff-ink-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-stat + .hero-stat {
  padding-left: 1.5rem;
  border-left: 1px solid var(--ff-border);
}

.hero-pending {
  font-family: var(--ff-mono);
  font-size: 0.85rem;
  color: var(--ff-ink-muted);
  padding: 0.5rem 0;
}

/* ── Cards ──────────────────────────────────────────── */

.card {
  background: var(--ff-bg-card);
  border: 1px solid var(--ff-border);
  border-radius: 10px;
  box-shadow: var(--ff-shadow);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1.1rem;
  border-bottom: 1px solid var(--ff-border);
  background: color-mix(in srgb, var(--ff-accent) 5%, var(--ff-bg-card));
}

.card-title {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  font-family: var(--ff-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ff-ink-muted);
}

.card-body {
  padding: 0.75rem 1.1rem;
}

/* ── Tables ─────────────────────────────────────────── */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th {
  text-align: left;
  padding: 0.55rem 1rem;
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ff-ink-muted);
  border-bottom: 1px solid var(--ff-border);
  white-space: nowrap;
}

td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--ff-border);
  color: var(--ff-ink);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }

tr:hover td { background: color-mix(in srgb, var(--ff-accent) 4%, transparent); }

td.numeric, th.numeric {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-family: var(--ff-mono);
}

a { color: var(--ff-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font-family: var(--ff-mono);
  font-size: 0.8em;
  background: color-mix(in srgb, var(--ff-accent) 8%, transparent);
  color: var(--ff-ink);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  border: 1px solid color-mix(in srgb, var(--ff-accent) 20%, transparent);
}

/* ── Badges ─────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.badge-competitive {
  background: color-mix(in srgb, var(--ff-accent) 12%, transparent);
  color: var(--ff-accent);
  border-color: color-mix(in srgb, var(--ff-accent) 25%, transparent);
}

.badge-rate {
  background: color-mix(in srgb, #f59e0b 12%, transparent);
  color: #b45309;
  border-color: color-mix(in srgb, #f59e0b 25%, transparent);
}

.badge-criterion {
  background: color-mix(in srgb, #8b5cf6 12%, transparent);
  color: #6d28d9;
  border-color: color-mix(in srgb, #8b5cf6 25%, transparent);
}

@media (prefers-color-scheme: dark) {
  .badge-rate { color: #fbbf24; }
  .badge-criterion { color: #c4b5fd; }
}

/* ── States ─────────────────────────────────────────── */

.loading, .empty-state {
  padding: 2.5rem 1.5rem;
  text-align: center;
  font-family: var(--ff-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ff-ink-muted);
  border: 1px dashed var(--ff-border);
  border-radius: 8px;
}

.empty-state {
  border-color: color-mix(in srgb, var(--ff-accent) 20%, transparent);
  color: var(--ff-ink-muted);
}

/* ── Section headers ─────────────────────────────────── */

.section-header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin: 0 0 0.85rem;
}

.section-header h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ff-ink);
}

.section-header p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--ff-ink-muted);
}

/* ── Chart grid ─────────────────────────────────────── */

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.chart-grid .card {
  margin-bottom: 0;
}

/* ── Tracking cards (for KPI grids) ──────────────────── */

.tracking-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.tracking-card {
  background: var(--ff-bg-card);
  border: 1px solid var(--ff-border);
  border-radius: 10px;
  box-shadow: var(--ff-shadow);
  padding: 1rem 1.1rem;
}

.tracking-card .label {
  display: block;
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ff-ink-muted);
}

.tracking-card .value {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--ff-mono);
  font-size: 1.6rem;
  font-weight: 750;
  letter-spacing: -0.025em;
  color: var(--ff-ink);
}

.tracking-card .subtitle {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.78rem;
  color: var(--ff-ink-muted);
}

/* ── Responsive ─────────────────────────────────────── */

@media (max-width: 640px) {
  .top-bar { padding: 0.6rem 1rem; }
  .top-bar-section { display: none; }
  .main-content { padding: 1.5rem 1rem; }
  .hero { padding: 1.5rem 1.25rem; }
  .hero-stat-row { gap: 1rem; }
  .hero-stat + .hero-stat { padding-left: 1rem; }
}