:root {
  --bg: #0f1115;
  --card: #171b22;
  --border: #2a313c;
  --text: #dfe6ee;
  --muted: #97a2b2;
  --accent: #5ac8fa;
  --control-card: #202733;
  --control-border: #344050;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, sans-serif;
  line-height: 1.7;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  margin-bottom: 24px;
}

.hero-card {
  text-align: center;
  padding: 72px 32px 60px;
}

.hero-logo {
  margin-bottom: 10px;
}

.hero-logo img {
  width: 140px;
  height: 140px;

  object-fit: cover;
  border-radius: 50%;

  border: 2px solid var(--border);
}

.live-badge {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.live-badge .status-dot {
  width: 8px;
  height: 8px;
}

.links .primary {
  background: var(--accent);
  color: #08131b;
  border-color: var(--accent);
  font-weight: 600;
}

.links .primary:hover {
  opacity: 0.9;
  border-color: var(--accent);
}

/* ---------- Typography ---------- */

h1 {
  margin: 0;
  font-size: 2.4rem;
}

h2 {
  margin-top: 0;
}

h3 {
  margin-top: 24px;
}

.subtitle {
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  margin: 8px 0 18px;
}

.intro,
p {
  color: var(--muted);
}

.intro {
  margin-bottom: 20px;
}

/* ---------- Links ---------- */

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.links a {
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
}

.links a:hover {
  border-color: var(--accent);
}

.links a {
  white-space: normal;
}

/* ---------- Section Header ---------- */

.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.section-header h2 {
  margin: 0;
}

.status-dot {
  width: 10px;
  height: 10px;
  background: #3ddc84;
  border-radius: 50%;
}

/* ---------- Statistics ---------- */

.stats {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.stat {
  min-width: 150px;
}

.number {
  font-size: 1.8rem;
  font-weight: 600;
}

.label {
  color: var(--muted);
  font-size: 0.9rem;
}

/* ---------- Dashboard Tables ---------- */

.dashboard-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

.dashboard-table th {
  text-align: left;
  color: var(--muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  padding: 8px;
}

.dashboard-table td {
  padding: 8px;
  border-bottom: 1px solid var(--border);
}

/* ---------- Status Messages ---------- */

.status-note {
  color: var(--muted);

  font-size: 0.75rem;

  font-family: "JetBrains Mono", monospace;

  opacity: 0.8;

  margin: 12px 0 0;
}

.status-note.error {
  color: #ff8a8a;
}

/* ---------- Sparkline ---------- */

.chart-wrapper {
  height: 160px;
  margin-top: 16px;
}

#sparkline {
  width: 100%;

  height: 100%;
}

.sparkline-line {
  fill: none;

  stroke: var(--accent);

  stroke-width: 2;

  stroke-linejoin: round;

  stroke-linecap: round;
}

.axis {
  stroke: var(--border);

  stroke-width: 1;
}

.x-label {
  text-align: center;

  color: var(--muted);

  font-size: 0.8rem;

  margin-top: 8px;
}

/* ---------- Tags ---------- */

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.tags span {
  background: rgba(90, 200, 250, 0.12);
  border: 1px solid rgba(90, 200, 250, 0.3);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.9rem;
}

/* ---------- Projects ---------- */

.project {
  margin-top: 24px;
}

.conference {
  margin-bottom: 12px;
  font-family: "JetBrains Mono", monospace;
}

/* ---------- Navigation ---------- */

.navbar {
  position: sticky;

  top: 0;

  z-index: 100;

  background: rgba(15, 17, 21, 0.95);

  border-bottom: 1px solid var(--border);

  backdrop-filter: blur(8px);
}

.navbar-inner {
  max-width: 1000px;
  margin: auto;

  display: flex;
  justify-content: flex-start;
  align-items: center;

  padding: 16px 24px;
}

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  color: var(--muted);

  text-decoration: none;

  transition: 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

/* ---------- Footer ---------- */

.footer {
  text-align: center;

  color: var(--muted);

  margin: 48px 0 24px;
}

.footer-links {
  margin-top: 16px;

  display: flex;

  justify-content: center;

  gap: 20px;
}

.footer-links a {
  color: var(--muted);

  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-version {
  margin-top: 18px;
  color: var(--muted);
  opacity: 0.65;
  font-size: 0.8rem;
  font-family: "JetBrains Mono", monospace;
}

/* ---------- Buttons ---------- */

button {
  background: transparent;

  color: var(--text);

  border: 1px solid var(--border);

  border-radius: 8px;

  padding: 8px 14px;

  font-family: Inter, sans-serif;

  cursor: pointer;

  transition: 0.2s;
}

button:hover {
  border-color: var(--accent);
}

button:disabled {
  opacity: 0.5;

  cursor: not-allowed;
}

.grid {
  stroke: var(--border);

  stroke-width: 1;

  opacity: 0.5;
}

.sparkline-fill {
  fill: rgba(90, 200, 250, 0.08);
}

.sparkline-point {
  fill: var(--accent);
}

.axis-label {
  fill: var(--muted);

  font-size: 11px;

  font-family: "JetBrains Mono", monospace;
}
.architecture {
  background: #11151b;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  color: var(--text);
  font-family: "JetBrains Mono", monospace;
  overflow-x: auto;
}
.section-header h2 {
  margin: 0;
}
.feed-controls {
  display: flex;
  align-items: end;
  gap: 20px;
  flex-wrap: wrap;

  margin-bottom: 24px;
}

.radio-group {
  display: flex;
  gap: 16px;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.control-group label:first-child {
  font-weight: 600;
  color: var(--muted);
}

.date-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.feed-meta {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);

  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;

  color: var(--muted);
  font-size: 0.9rem;
}

.live-toolbar {
  background: var(--card);
  border: 1px solid var(--border);
}

.live-toolbar.sticky {
  position: sticky;
  top: 70px;

  z-index: 20;

  background: var(--control-card);
  border-color: var(--control-border);

  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);

  padding-bottom: 12px;
}

.collapsed-summary {
  display: none;

  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;

  color: var(--muted);
  font-size: 0.9rem;
}

.toolbar-toggle {
  margin-left: auto;

  background: none;
  border: none;

  color: var(--accent);
  cursor: pointer;
}

.live-toolbar.collapsed .toolbar-description,
.live-toolbar.collapsed .feed-controls,
.live-toolbar.collapsed .feed-meta {
  display: none;
}

.live-toolbar.collapsed .collapsed-summary {
  display: flex;
}

/* Pin */
.pin-option {
  margin-left: auto;

  display: flex;
  align-items: center;
  gap: 6px;

  color: var(--muted);
  font-size: 0.85rem;

  cursor: pointer;

  user-select: none;
}

.pin-option input {
  cursor: pointer;
}

/* ==========================================
   Desktop Enhancement
   ========================================== */
@media (min-width: 768px) {
  .control-group:last-child {
    grid-column: span 2;
  }
}

/* ==========================================
   Mobile Layout
   ========================================== */

@media (max-width: 768px) {
  /* ---------- General Layout ---------- */

  .container {
    padding: 16px;
  }

  .card {
    padding: 18px;
    margin-bottom: 16px;
    padding-bottom: 14px;
  }

  .hero-card {
    padding: 56px 20px 44px;
  }

  .hero-logo img {
    width: 88px;
    height: 88px;
  }

  .live-badge {
    font-size: 0.75rem;
    margin: 18px 0 24px;
  }

  /* ---------- Typography ---------- */

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.2rem;
  }

  .section-header {
    gap: 8px;
  }

  .section-header h2 {
    line-height: 1.2;
  }

  .status-dot {
    width: 8px;
    height: 8px;
  }

  /* ---------- Navigation ---------- */

  .navbar-inner {
    padding: 14px 16px;
  }

  .nav-links {
    gap: 16px;
    justify-content: center;
  }

  /* ---------- Links ---------- */

  .links {
    flex-direction: column;
  }

  .links a {
    width: 100%;
    text-align: center;
  }

  /* ---------- Statistics ---------- */

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

  .stat {
    min-width: 0;
  }

  .number {
    font-size: 1.3rem;
  }

  /* ---------- Feed Controls ---------- */

  .feed-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;

    margin-bottom: 16px;
  }

  .control-group {
    width: 100%;
  }

  .control-group label {
    font-size: 0.85rem;
    color: var(--muted);
  }

  /* Host + Date */

  .control-group select,
  .control-group input[type="date"] {
    width: 100%;
    min-height: 38px;
  }

  .feed-controls {
    margin-bottom: 8px;
  }

  .status-note {
    font-size: 0.7rem;

    margin-top: 8px;
  }

  /* Report mode */

  .radio-group {
    display: flex;
    flex-direction: row;
    gap: 16px;
  }

  /* Button */

  .feed-controls button {
    width: 100%;
    min-height: 38px;
  }

  /* Status message */

  .feed-status {
    grid-column: 1 / -1;

    margin: 0;

    min-height: 0;

    font-size: 0.8rem;
  }

  /* ---------- Dashboard ---------- */

  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  /* ---------- Chart ---------- */

  .chart-wrapper {
    height: 130px;
  }

  #sparkline {
    width: 100%;
    height: 100%;
  }

  /* ---------- Footer ---------- */

  .footer-links {
    flex-direction: column;
    gap: 10px;
  }
}