/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Primary surfaces — kept */
  --bg-primary:    #1a1a2e;
  --bg-secondary:  #16213e;
  --bg-tertiary:   #0f3460;
  --bg-row-alt:    #1e2a4a;

  /* Text */
  --text-primary:   #e8eaf2;
  --text-secondary: #a0a8c0;
  --text-muted:     #5e6680;

  /* Accent — racing yellow */
  --accent:         #fffc00;
  --accent-soft:    rgba(255, 252, 0, 0.16);
  --accent-glow:    rgba(255, 252, 0, 0.45);
  --accent-ink:     #0a0a14;

  /* Lines & state */
  --border:         #2a3358;
  --border-strong:  #3a4778;
  --color-session-best:  #17a2b8;
  --color-personal-best: #28a745;
  --color-normal:        #ffc107;
  --color-cut:           #dc3545;
  --color-pit:           #6f42c1;
  --color-drs:           #28a745;
  --color-checkered:     #ffd700;

  /* Type */
  --font-display: 'Orbitron', 'Segoe UI', sans-serif;
  --font-body:    'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
}

html, body {
  background: var(--bg-primary);
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.4;
  overflow-x: hidden;
  position: relative;
}

/* Subtle technical-grid backdrop */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: -1px -1px;
}

body > * { position: relative; z-index: 1; }

/* --- Connection Banner --- */
.connection-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-cut);
  color: white;
  text-align: center;
  padding: 6px;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--font-display);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.connection-banner.hidden {
  transform: translateY(-100%);
}
.connection-banner.paused {
  background: var(--accent);
  color: var(--accent-ink);
}

/* --- Session Header --- */
.session-header {
  background: var(--bg-secondary);
  border-bottom: 2px solid var(--accent);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 14px, 100% 100%, 0 100%);
}

.session-title {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.session-title h1 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.session-badge {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 3px 10px;
  border-radius: 0;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.session-details {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.detail-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.detail-label {
  font-family: var(--font-display);
  font-size: 9px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 500;
}

.detail-value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.detail-sub {
  font-size: 11px;
  color: var(--text-secondary);
}

.temp-badge {
  padding: 2px 8px;
  border-radius: 0;
  color: white;
  font-size: 13px;
}

/* --- Main Layout --- */
.main-layout {
  display: flex;
  gap: 12px;
  padding: 14px;
  min-height: calc(100vh - 80px);
}

/* --- Timings Section --- */
.timings-section {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.table-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  position: relative;
}

.btn-sm {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  padding: 5px 12px;
  border-radius: 0;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s, box-shadow 0.15s;
}
.btn-sm:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-sm:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.class-filter,
.server-input {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  padding: 5px 10px;
  border-radius: 0;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.class-filter:hover,
.server-input:hover {
  border-color: var(--accent);
}
.class-filter:focus,
.server-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.server-input { width: 64px; font-family: var(--font-mono); }

.server-status {
  font-family: var(--font-display);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  min-width: 60px;
}
.server-status.ok { color: var(--color-personal-best); }
.server-status.err { color: var(--color-cut); }

.relay-toggle[data-enabled="true"] {
  border-color: var(--color-personal-best);
  color: var(--color-personal-best);
}
.relay-toggle[data-enabled="true"]:hover {
  border-color: var(--color-personal-best);
  color: var(--color-personal-best);
  background: rgba(40, 167, 69, 0.1);
}
.relay-toggle[data-enabled="false"] {
  border-color: var(--color-cut);
  color: var(--color-cut);
}
.relay-toggle[data-enabled="false"]:hover {
  border-color: var(--color-cut);
  color: var(--color-cut);
  background: rgba(220, 53, 69, 0.1);
}
.relay-toggle:disabled {
  opacity: 0.5;
  cursor: wait;
}

.speed-toggle {
  font-family: var(--font-display);
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
}

.column-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  border-radius: 0;
  padding: 10px 12px;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 14px;
  min-width: 260px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}
.column-menu.hidden {
  display: none;
}
.column-menu label {
  font-size: 11px;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}
.column-menu input[type="checkbox"] {
  accent-color: var(--accent);
}

/* --- Timing Table --- */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
}

.timing-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.timing-table thead {
  position: sticky;
  top: 0;
  z-index: 20;
}

.timing-table th {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 8px 8px;
  text-align: left;
  border-bottom: 1px solid var(--accent);
  white-space: nowrap;
}

.timing-table td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  vertical-align: middle;
}

.timing-table tbody tr {
  transition: background 0.15s, box-shadow 0.15s;
}
.timing-table tbody tr:nth-child(even) {
  background: var(--bg-row-alt);
}
.timing-table tbody tr:hover {
  background: var(--accent-soft);
  box-shadow: inset 2px 0 0 var(--accent);
}

/* P1 row: persistent yellow leading edge + pulse on the position cell */
.timing-table tbody tr.row-p1 {
  box-shadow: inset 3px 0 0 var(--accent);
}
.timing-table tbody tr.row-p1 td.col-pos,
.timing-table tbody tr:first-child td.col-pos {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--accent);
  text-shadow: 0 0 10px var(--accent-glow);
  animation: accentPulse 2.4s ease-in-out infinite;
}

/* Column alignment */
.col-pos {
  text-align: center;
  width: 36px;
  font-family: var(--font-display);
  font-weight: 700;
}
.col-name { min-width: 130px; }

/* Numeric columns use mono */
.col-best-lap, .col-last-lap, .col-potential-lap,
.col-qualifying-time, .col-gap, .col-interval,
.col-delta, .col-delta-best, .col-laps,
.col-speed, .col-pits, .col-long-pits,
.col-ballast, .col-restrictor, .col-ping {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* Driver name color indicator */
.driver-color {
  display: inline-block;
  width: 3px;
  height: 14px;
  border-radius: 0;
  margin-right: 6px;
  vertical-align: middle;
}

.driver-name-text {
  vertical-align: middle;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 0;
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-left: 4px;
  vertical-align: middle;
}

.badge-pit {
  background: var(--color-pit);
  color: white;
}

.badge-drs {
  background: var(--color-drs);
  color: white;
}

.badge-checkered {
  background: var(--color-checkered);
  color: var(--accent-ink);
}

.badge-admin {
  background: var(--color-session-best);
  color: white;
}

.badge-swap-active {
  background: var(--accent);
  color: var(--accent-ink);
  animation: accentPulse 1.2s ease-in-out infinite;
}

.badge-swap-done {
  background: var(--color-personal-best);
  color: white;
}

.badge-swap-penalty {
  background: var(--color-cut);
  color: white;
}

@keyframes accentPulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.55; }
}

/* Timing colors */
.session-best {
  color: var(--color-session-best);
  font-weight: 700;
}

.personal-best {
  color: var(--color-personal-best);
  font-weight: 700;
}

.normal-time {
  color: var(--color-normal);
}

.cut-time {
  color: var(--color-cut);
}

/* Split badges */
.split-badge {
  display: inline-block;
  padding: 1px 4px;
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  margin-right: 2px;
}

.split-session-best {
  background: rgba(23, 162, 184, 0.2);
  color: var(--color-session-best);
}

.split-personal-best {
  background: rgba(40, 167, 69, 0.2);
  color: var(--color-personal-best);
}

.split-cut {
  background: rgba(220, 53, 69, 0.2);
  color: var(--color-cut);
}

.split-normal {
  background: rgba(255, 193, 7, 0.1);
  color: var(--color-normal);
}

/* Ping indicator */
.ping-value {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
}

/* Stored Times Header */
.stored-header {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin: 18px 0 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-strong);
  position: relative;
}
.stored-header::before {
  content: "";
  position: absolute;
  left: 0; bottom: -1px;
  width: 64px; height: 1px;
  background: var(--accent);
}

/* --- Toast Notifications --- */
.toast-container {
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 500;
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  max-width: 320px;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--color-cut);
  border-left: 4px solid var(--color-cut);
  border-radius: 0;
  padding: 10px 14px;
  font-size: 12px;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-cut);
  margin-bottom: 4px;
}

.toast-body {
  color: var(--text-secondary);
}

@keyframes toastIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .main-layout {
    flex-direction: column;
  }
  .session-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* --- Hidden Utility --- */
.hidden {
  display: none !important;
}

.col-hidden {
  display: none;
}

/* --- Admin page --- */
.admin-layout {
  max-width: 680px;
  margin: 0 auto;
  padding: 36px 22px;
}
.admin-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 28px;
  position: relative;
  padding-bottom: 12px;
}
.admin-title::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 96px; height: 2px;
  background: var(--accent);
}
.admin-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  border-radius: 0;
  padding: 20px 22px;
  margin-bottom: 18px;
  position: relative;
}
.admin-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--accent);
}
.admin-card-title {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  margin-bottom: 10px;
}
.admin-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.55;
}
.admin-hint code {
  background: var(--bg-tertiary);
  padding: 1px 6px;
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
}
.admin-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.admin-label {
  font-family: var(--font-display);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}
.admin-footer {
  margin-top: 28px;
  font-size: 12px;
}
.admin-link {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}
.admin-link:hover {
  color: var(--accent);
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  .timing-table tbody tr.row-p1 td.col-pos,
  .timing-table tbody tr:first-child td.col-pos,
  .badge-swap-active {
    animation: none;
  }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}