/* Starlink bandwidth chart · baa.business */
:root {
  --bg: #050508;
  --bg-elevated: #0c0c12;
  --bg-card: #12121a;
  --text: #f2f2f5;
  --text-muted: #9a9aad;
  --purple: #a855f7;
  --purple-bright: #c084fc;
  --purple-dim: #7c3aed;
  --purple-glow: rgba(168, 85, 247, 0.45);
  --line: rgba(255, 255, 255, 0.08);
  --font: "Roboto", system-ui, -apple-system, sans-serif;
  --nav-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --v1: #3b2760;
  --v15: #5b3a8c;
  --v2: #8b5cf6;
  --v3: #c084fc;
  --bear: rgba(168, 85, 247, 0.12);
  --bull: rgba(192, 132, 252, 0.18);
}

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

html { font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

.container {
  width: min(1200px, calc(100% - 40px));
  margin-inline: auto;
}

/* Nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(5, 5, 8, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1200px, calc(100% - 40px));
}

.wordmark {
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  color: var(--text);
  transition: color 0.2s;
}
.wordmark:hover { color: var(--purple-bright); }
.wordmark span { color: var(--purple); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px 24px;
  list-style: none;
}
.nav-links a {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: lowercase;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }

/* Page */
.bw-page {
  padding: 40px 0 80px;
}

.bw-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px 40px;
  align-items: end;
  margin-bottom: 28px;
}

.bw-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: lowercase;
  color: var(--purple-bright);
  margin-bottom: 10px;
}

.bw-title {
  font-size: clamp(1.6rem, 3.2vw, 2.35rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  text-transform: lowercase;
  line-height: 1.15;
  font-weight: 300;
}

.bw-title strong {
  font-weight: 500;
  color: var(--text);
}

.bw-sub {
  margin-top: 12px;
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 46ch;
}

.bw-live {
  text-align: right;
  min-width: 180px;
}

.bw-live-value {
  font-size: clamp(2.6rem, 5vw, 3.8rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.bw-live-unit {
  display: block;
  margin-top: 4px;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--purple-bright);
}

.bw-live-date {
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

/* Chart card */
.bw-card {
  background: linear-gradient(180deg, #0c0c14 0%, #08080e 100%);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 20px 16px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(168, 85, 247, 0.04), 0 24px 80px rgba(0, 0, 0, 0.45);
}

.bw-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.45), transparent);
  pointer-events: none;
}

.bw-chart-wrap {
  position: relative;
  width: 100%;
  height: min(52vh, 460px);
  min-height: 280px;
}

#bw-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
}

.bw-callout {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(168, 85, 247, 0.18);
  border: 1px solid rgba(192, 132, 252, 0.35);
  color: var(--purple-bright);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: lowercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
  white-space: nowrap;
  z-index: 5;
}
.bw-callout.visible { opacity: 1; }

/* Controls */
.bw-controls {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

.bw-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: var(--text);
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  flex-shrink: 0;
}
.bw-btn:hover {
  background: rgba(168, 85, 247, 0.12);
  border-color: rgba(168, 85, 247, 0.35);
  color: var(--purple-bright);
}
.bw-btn svg { width: 18px; height: 18px; }

.bw-scrub {
  flex: 1;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bw-scrub label {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  color: var(--text-muted);
}

.bw-scrub input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--purple-dim), var(--purple-bright));
  outline: none;
  cursor: pointer;
}
.bw-scrub input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text);
  border: 2px solid var(--purple);
  box-shadow: 0 0 12px var(--purple-glow);
  cursor: grab;
}
.bw-scrub input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text);
  border: 2px solid var(--purple);
  box-shadow: 0 0 12px var(--purple-glow);
  cursor: grab;
}

.bw-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  margin-left: auto;
}

.bw-leg-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.bw-leg-swatch {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}
.bw-leg-swatch.v1 { background: var(--v1); }
.bw-leg-swatch.v15 { background: var(--v15); }
.bw-leg-swatch.v2 { background: var(--v2); }
.bw-leg-swatch.v3 { background: var(--v3); box-shadow: 0 0 8px rgba(192, 132, 252, 0.5); }

.bw-leg-count {
  color: var(--text);
  font-weight: 500;
  min-width: 2.5ch;
}

.bw-scenario {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.bw-chip {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
}
.bw-chip strong {
  color: var(--text);
  font-weight: 500;
}
.bw-chip.base { border-color: rgba(168, 85, 247, 0.4); color: var(--purple-bright); }
.bw-chip.base strong { color: var(--purple-bright); }

/* Notes */
.bw-notes {
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.bw-note-title {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.bw-footnotes {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 90ch;
}
.bw-footnotes a {
  color: var(--purple-bright);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.bw-back {
  margin-top: 32px;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.85rem;
}
.bw-back a {
  color: var(--text-muted);
  transition: color 0.2s;
}
.bw-back a:hover { color: var(--purple-bright); }

@media (max-width: 800px) {
  .bw-header {
    grid-template-columns: 1fr;
  }
  .bw-live {
    text-align: left;
  }
  .bw-legend {
    margin-left: 0;
    width: 100%;
  }
  .bw-controls {
    align-items: stretch;
  }
  .bw-chart-wrap {
    height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* Live assumption / dual Tbps readout */
.bw-live-assumptions {
  margin-top: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  color: var(--purple-bright);
  max-width: 28ch;
  margin-left: auto;
  line-height: 1.35;
}

.bw-live-tbps {
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  opacity: 0.85;
}

/* Assumption toggles */
.bw-assumptions {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 14px;
}

.bw-assume-block {
  display: grid;
  gap: 8px;
}

.bw-assume-label {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  color: var(--text-muted);
}

.bw-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.bw-toggle {
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-transform: lowercase;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
  line-height: 1.3;
}

.bw-toggle:hover {
  border-color: rgba(168, 85, 247, 0.35);
  color: var(--text);
}

.bw-toggle.active {
  border-color: rgba(168, 85, 247, 0.55);
  background: rgba(168, 85, 247, 0.16);
  color: var(--purple-bright);
  box-shadow: 0 0 0 1px rgba(168, 85, 247, 0.12);
}

.bw-toggle .bw-hint {
  display: inline-block;
  margin-left: 4px;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  opacity: 0.9;
}

.bw-toggle.active .bw-hint {
  color: rgba(192, 132, 252, 0.85);
}

.bw-assume-note {
  font-size: 0.7rem;
  line-height: 1.65;
  color: var(--text-muted);
  max-width: 95ch;
}

@media (max-width: 800px) {
  .bw-live-assumptions {
    margin-left: 0;
    max-width: none;
  }
}