/* ============================================================
   Apex Timing Dashboard – Styles
   Dark racing theme
   ============================================================ */

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

:root {
  --bg:          #0d0e12;
  --bg2:         #14151c;
  --bg3:         #1c1e28;
  --border:      #2a2d3a;
  --text:        #e0e2f0;
  --text-muted:  #6b7099;
  --accent:      #5b7cf7;
  --accent2:     #7c3aed;
  --green:       #22c55e;
  --yellow:      #eab308;
  --red:         #ef4444;
  --orange:      #f97316;
  --gold:        #fbbf24;
  --silver:      #9ca3af;
  --bronze:      #b45309;
  --radius:      6px;
  --font:        'Inter', system-ui, -apple-system, sans-serif;
  --mono:        'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
}

/* ---- Header ---- */
.header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1.2rem;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
  white-space: nowrap;
}

.header__icon {
  width: 22px;
  height: 22px;
}

.header__session {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  overflow: hidden;
}

.header__track {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
}
.header__track-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}
.header__track .filter-select { max-width: 240px; }
.header__track-custom {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.header__track-custom[hidden] {
  display: none;
}
.header__track-custom .pit-input { width: 120px; }
.header__track-status {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-style: italic;
}

.header__status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Status dot */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: background 0.3s;
}
.status-dot.connected    { background: var(--green); }
.status-dot.connecting   { background: var(--yellow); animation: pulse 1s infinite; }
.status-dot.disconnected { background: var(--red); }
.status-dot.error        { background: var(--red); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* Badges */
.badge {
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.badge--clock { background: #33280f; color: #ffce54; font-variant-numeric: tabular-nums; }
.badge--clock-ending { background: #3a1720; color: #ff6b81; }

/* ---- Tabs ---- */
.tabs {
  display: flex;
  gap: 0;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.tab {
  padding: 0.6rem 1rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.2s, border-color 0.2s;
}
.tab:hover { color: var(--text); }
.tab--active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ---- Panels ---- */
.panels { padding: 1rem; }

.panel { display: none; }
.panel--active { display: block; }

.panel__toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.panel__title {
  font-weight: 600;
  font-size: 0.95rem;
}

.panel__updated {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* ---- Tables ---- */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.data-table th,
.data-table td {
  padding: 0.45rem 0.7rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table thead th {
  background: var(--bg3);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  position: sticky;
  top: 0;
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table tbody tr:hover td { background: var(--bg3); }

/* Position highlights */
.data-table tbody tr.pos-1 td:first-child { color: var(--gold);   font-weight: 700; }
.data-table tbody tr.pos-2 td:first-child { color: var(--silver); font-weight: 700; }
.data-table tbody tr.pos-3 td:first-child { color: var(--bronze); font-weight: 700; }

/* Best lap highlight */
.best-lap { color: var(--accent2); font-weight: 700; }
.personal-best { color: var(--accent); }

.empty {
  color: var(--text-muted);
  font-style: italic;
  text-align: center;
  padding: 2rem !important;
}

/* ---- Race messages feed ---- */
.messages-feed {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  max-height: 60vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column; /* newest at top (array is newest-first) */
  gap: 0.3rem;
}

.message-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.4rem 0.5rem;
  background: var(--bg3);
  border-radius: var(--radius);
  font-size: 0.82rem;
  border-left: 3px solid var(--accent);
}
.message-item.category-danger { border-left-color: var(--red); }
.message-item.category-warning { border-left-color: var(--yellow); }
.message-item.category-info    { border-left-color: var(--accent); }

.message-item__time {
  color: var(--text-muted);
  font-family: var(--mono);
  white-space: nowrap;
  font-size: 0.75rem;
}

/* ---- Raw feed ---- */
.raw-feed {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--green);
  max-height: 70vh;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ---- Utilities ---- */
.filter-select {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  font-size: 0.82rem;
  cursor: pointer;
}

.btn {
  padding: 0.3rem 0.8rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.82rem;
  transition: background 0.2s;
}
.btn:hover { background: var(--border); }
.btn--sm   { padding: 0.2rem 0.6rem; font-size: 0.75rem; }
a.btn { display: inline-block; text-decoration: none; line-height: 1.4; }

.panel__hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ---- Clickable data-table rows (driver detail) ---- */
.data-table--clickable tbody tr { cursor: pointer; }
.data-table--clickable tbody tr:hover td { background: var(--bg3); outline: 1px solid var(--accent); outline-offset: -1px; }

/* ---- Today's Sessions layout ---- */
.live-sessions-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1rem;
  align-items: start;
}

.live-sessions-list {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  max-height: 70vh;
  overflow-y: auto;
}

.live-session-item {
  padding: 0.5rem 0.6rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.15s;
}
.live-session-item:hover { background: var(--bg3); }
.live-session-item.active {
  background: var(--bg3);
  color: var(--accent);
  font-weight: 600;
  border-left: 3px solid var(--accent);
}

.live-sessions-detail { min-width: 0; }

/* ---- Interval comparison tool ---- */
.interval-tool {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.interval-pickers {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.interval-pickers .filter-select { min-width: 220px; }

.interval-result {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}

.interval-headline {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}
.interval-headline__value {
  font-family: var(--mono);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
}
.interval-headline__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.interval-summary { margin: 0.5rem 0 0; font-size: 0.9rem; }
.interval-note {
  margin: 0.3rem 0 0;
  font-size: 0.78rem;
  font-style: italic;
  color: var(--text-muted);
}

.est-marker {
  color: var(--text-muted);
  cursor: help;
}

.interval-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}
.interval-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.7rem 0.8rem;
}
.interval-card__name {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}
.interval-card__rows {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 0.8rem;
  font-size: 0.82rem;
}
.interval-card__rows > span:nth-child(odd) { color: var(--text-muted); }
.interval-card__rows > span:nth-child(even) { font-family: var(--mono); text-align: right; }

/* ---- Pit stop what-if tool ---- */
.pit-tool { display: flex; flex-direction: column; gap: 1rem; }
.pit-controls {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  align-items: flex-start;
}
.pit-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 200px;
}
.pit-field__label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}
.pit-field__note {
  font-size: 0.72rem;
  font-style: italic;
  color: var(--text-muted);
  max-width: 240px;
}
.pit-input {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 0.4rem 0.6rem;
  font-family: var(--mono);
  font-size: 0.9rem;
  width: 150px;
}
.pit-outcome {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.pit-outcome__value {
  font-family: var(--mono);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
}
.pit-outcome__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}
.pit-move {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
}
.pit-badge {
  padding: 0.05rem 0.45rem;
  border-radius: 4px;
  font-weight: 700;
  font-family: var(--mono);
}
.pit-badge--loss { background: rgba(239, 68, 68, 0.16); color: var(--red); }
.pit-badge--hold { background: rgba(34, 197, 94, 0.16); color: var(--green); }

/* ---- Pace gap tool ---- */
.pace-slower { color: var(--red); }
.pace-faster { color: var(--green); }

/* ---- Real position tool ---- */
.realpos-laps { color: var(--text-muted); font-size: 0.8em; margin-left: 0.3rem; }
.realpos-pit {
  padding: 0 0.35rem;
  border-radius: 4px;
  font-size: 0.75em;
  font-weight: 700;
  background: rgba(239, 68, 68, 0.16);
  color: var(--red);
}
.interval-card--self {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

/* ---- Lap-time highlight flags (from Apex Timing personal-best markers) ---- */
.flag-p { color: var(--accent2); font-weight: 700; } /* p = personal best */
.flag-g { color: var(--green); font-weight: 600; }   /* g = near/close to best */

/* ---- Kart colour swatch ---- */
.kart-swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 1px solid var(--border);
  vertical-align: middle;
}

/* ---- Driver detail modal ---- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(900px, 100%);
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg3);
}

.modal__driver-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1rem;
}

.modal__body {
  padding: 1rem;
  overflow-y: auto;
}

.driver-detail-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.driver-detail-stat {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.7rem;
}
.driver-detail-stat__label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}
.driver-detail-stat__value {
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--mono);
}
.driver-detail-stat__note {
  font-size: 0.68rem;
  font-style: italic;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.driver-detail-section-title {
  font-weight: 600;
  font-size: 0.85rem;
  margin: 1rem 0 0.5rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ============================================================
   Mobile / smartphone optimisations
   ============================================================ */
@media (max-width: 768px) {
  html, body { font-size: 13px; }

  /* ---- Header wraps onto multiple rows ---- */
  .header {
    flex-wrap: wrap;
    gap: 0.5rem 0.8rem;
    padding: 0.5rem 0.8rem;
  }
  .header__logo { font-size: 0.9rem; }
  .header__track { flex-wrap: wrap; }
  .header__track .filter-select { max-width: 100%; flex: 1; }
  .header__session { flex-basis: 100%; order: 3; }
  .header__status { margin-left: auto; }

  /* ---- Tabs: keep swipeable, tighten spacing ---- */
  .tabs {
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .tabs::-webkit-scrollbar { display: none; }
  .tab { padding: 0.6rem 0.8rem; font-size: 0.8rem; }

  .panels { padding: 0.6rem; }

  .panel__toolbar {
    flex-wrap: wrap;
    gap: 0.4rem 0.8rem;
  }
  .panel__updated { margin-left: 0; flex-basis: 100%; }

  /* ---- Feature tab controls stack full-width ---- */
  .pit-controls { gap: 0.9rem; }
  .pit-field { min-width: 0; width: 100%; }
  .pit-field__note { max-width: none; }
  .pit-input { width: 100%; }

  .interval-pickers { flex-direction: column; align-items: stretch; }
  .interval-pickers .filter-select { min-width: 0; width: 100%; }
  .interval-swap, #interval-swap { align-self: center; }

  /* Headline metrics scale down so they don't overflow */
  .interval-headline__value,
  .pit-outcome__value { font-size: 1.8rem; }
  .interval-headline,
  .pit-outcome { gap: 0.4rem; }

  /* Result cards go single-column */
  .interval-cards { grid-template-columns: 1fr; }
  .driver-detail-summary { grid-template-columns: repeat(2, 1fr); }

  /* ---- Today's Sessions: stack list above detail ---- */
  .live-sessions-layout { grid-template-columns: 1fr; }
  .live-sessions-list { max-height: 40vh; }

  /* ---- Tables: comfortable tap targets, momentum scroll ---- */
  .table-wrap { -webkit-overflow-scrolling: touch; }
  .data-table { font-size: 0.8rem; }
  .data-table th,
  .data-table td { padding: 0.4rem 0.5rem; }

  /* ---- Modal takes near-full screen ---- */
  .modal { max-height: 92vh; }
  .modal__body { padding: 0.8rem; }

  .messages-feed { max-height: 70vh; }
}

@media (max-width: 420px) {
  .driver-detail-summary { grid-template-columns: 1fr; }
  .interval-headline__value,
  .pit-outcome__value { font-size: 1.5rem; }
}