:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.1);
  --text: #edf4ff;
  --muted: #9db0cc;
  --line: rgba(255, 255, 255, 0.14);
  --accent: #7dd3fc;
  --accent-strong: #38bdf8;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.22), transparent 34rem),
    radial-gradient(circle at 85% 10%, rgba(134, 239, 172, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
}

a { color: inherit; }

.hero, main, .footer {
  width: min(1180px, calc(100% - 32px));
  max-width: 100%;
  margin: 0 auto;
}

.hero { padding: 26px 0 48px; }

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 72px;
}

.brand {
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.nav-link {
  color: var(--muted);
  text-decoration: none;
}

.nav-link:hover { color: var(--text); }
.hero-content { max-width: 850px; }

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  margin-bottom: 22px;
  max-width: 900px;
  font-size: clamp(2.7rem, 7vw, 5.9rem);
  line-height: 0.94;
  letter-spacing: -0.075em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.lead {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.15rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button, .metric-toggle {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 18px;
  background: var(--panel);
  color: var(--text);
  font: inherit;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover, .metric-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(125, 211, 252, 0.7);
}

.button.primary, .metric-toggle.active {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent-strong), #a7f3d0);
  color: #06111f;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 0 0 28px;
}

.summary-card, .panel {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.summary-card { padding: 24px; }

.summary-label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.summary-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.8rem;
  letter-spacing: -0.04em;
}

.summary-card p, .panel p, .section-header p {
  color: var(--muted);
  line-height: 1.6;
}

.dashboard { padding: 34px 0 44px; }

.section-header {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 22px;
  align-items: end;
  margin-bottom: 26px;
}

code {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.08);
  color: #bae6fd;
}

.controls, .inline-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.controls { margin-bottom: 18px; }
.inline-controls { margin: 0 0 18px; color: var(--muted); }

.inline-controls label {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
}

.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.panel {
  min-height: auto;
  min-width: 0;
  padding: 24px;
}

.panel.wide { grid-column: 1 / -1; }
.panel.hidden { display: none; }
.panel-header { margin-bottom: 16px; }

canvas {
  display: block;
  width: 100% !important;
  max-width: 100%;
  height: 280px !important;
  min-height: 0;
}

.table-wrap {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th, td {
  border-bottom: 1px solid var(--line);
  padding: 13px 12px;
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

td { color: var(--text); }

.footer {
  padding: 28px 0 38px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 820px) {
  .hero, main, .footer {
    width: 100%;
    padding-left: 14px;
    padding-right: 14px;
  }

  .hero {
    padding-top: 22px;
    padding-bottom: 36px;
  }

  .nav {
    margin-bottom: 48px;
  }

  .summary-grid,
  .section-header,
  .charts-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .panel.wide {
    grid-column: auto;
  }

  .summary-card,
  .panel {
    border-radius: 22px;
  }

  .panel {
    padding: 18px 14px;
  }

  canvas {
    height: 240px !important;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: clamp(2.25rem, 13vw, 3.4rem);
    letter-spacing: -0.06em;
  }

  h2 {
    font-size: clamp(1.65rem, 8vw, 2.2rem);
  }

  .hero-actions,
  .controls {
    gap: 8px;
  }

  .button,
  .metric-toggle {
    padding: 10px 13px;
    font-size: 0.9rem;
  }

  .summary-card {
    padding: 18px;
  }

  .summary-card strong {
    font-size: 1.45rem;
  }

  canvas {
    height: 220px !important;
  }
}