/* ============================================================================
   SimBooking — Global Styles
   Motorsport telemetry aesthetic. Same palette across customer + admin.
   ============================================================================ */

:root {
  --bg:         #0a0a0a;
  --surface:   #161616;
  --surface-2: #1f1f1f;
  --border:    #262626;
  --border-hover: #404040;
  --text:      #fafafa;
  --text-2:    #a3a3a3;
  --text-3:    #6b6b6b;
  --text-4:    #404040;
  --amber:     #fbbf24;
  --amber-dim: rgba(251, 191, 36, 0.1);
  --emerald:   #34d399;
  --red:       #ef4444;
}

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

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.5;
}

.display, .display-lg { font-family: 'Bebas Neue', sans-serif; letter-spacing: 0.02em; line-height: 0.9; }
.display-lg { font-size: 4rem; }
.display { font-size: 2.5rem; }

.mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; }
.tracking { letter-spacing: 0.2em; }
.tracking-wide { letter-spacing: 0.25em; }

/* Background grid */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.04;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed; top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 300px;
  background: rgba(251, 191, 36, 0.08);
  filter: blur(120px);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.app-header {
  border-bottom: 1px solid rgba(38,38,38,0.8);
  background: rgba(10,10,10,0.7);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
  padding: 1rem 0;
}
.app-header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand-pulse {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 10px; letter-spacing: 0.25em;
  color: rgba(251, 191, 36, 0.9);
}
.brand-pulse::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--amber);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

.brand-name { font-family: 'Bebas Neue'; font-size: 1.5rem; line-height: 1; margin-top: 4px; }

/* Hero */
.hero {
  padding: 4rem 0 2rem;
}
.hero h1 {
  font-family: 'Bebas Neue'; font-size: 5rem; line-height: 0.85; letter-spacing: 0.02em;
}
.hero h1 .accent { color: var(--amber); }
.hero p { color: var(--text); margin-top: 1.25rem; max-width: 600px; font-size: 17px; line-height: 1.5; }

/* Step indicator */
.step-indicator {
  display: flex; gap: 0.25rem; margin-bottom: 2rem;
  font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: 0.18em; font-weight: 500;
}
.step-pill {
  flex: 1; padding: 0.75rem 0.75rem;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-3);
  text-align: center;
  transition: all 0.2s;
}
.step-pill.active {
  border-color: var(--amber);
  background: var(--amber-dim);
  color: var(--amber);
  font-weight: 600;
}
.step-pill.done { color: var(--emerald); border-color: rgba(52, 211, 153, 0.3); }

/* Cards */
.card {
  background: rgba(22,22,22,0.4);
  border: 1px solid var(--border);
  transition: all 0.2s;
}
.card:hover { border-color: var(--border-hover); }
.card.selected { border-color: var(--amber); background: rgba(251, 191, 36, 0.05); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border: none; background: none; cursor: pointer;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px; letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--amber); color: var(--bg);
}
.btn-primary:hover { background: #fcd34d; }
.btn-primary:disabled { background: var(--surface-2); color: var(--text-4); cursor: not-allowed; }
.btn-ghost {
  color: var(--text-2);
}
.btn-ghost:hover { color: var(--text); background: rgba(38,38,38,0.5); }
.btn-outline {
  border: 1px solid var(--border);
  color: var(--text-2);
}
.btn-outline:hover { border-color: var(--amber); color: var(--amber); background: var(--amber-dim); }
.btn-danger {
  background: var(--red); color: white;
}
.btn-danger:hover { background: #f87171; }

/* Inputs */
.input, .textarea, .select {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 15px;
  transition: border-color 0.2s;
}
.textarea { font-family: 'IBM Plex Sans', sans-serif; resize: vertical; min-height: 90px; }
.input:focus, .textarea:focus, .select:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(245,168,30,0.15); }

/* Experience level radio options */
.exp-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}
.exp-option {
  display: block;
  padding: 0.875rem 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}
.exp-option:hover { border-color: var(--amber); background: rgba(245,168,30,0.05); }
.exp-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.exp-option:has(input:checked) {
  border-color: var(--amber);
  background: rgba(245,168,30,0.1);
  box-shadow: 0 0 0 2px rgba(245,168,30,0.2);
}
.exp-option-label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.exp-option-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text);
}
.exp-option:has(input:checked) .exp-option-title { color: var(--amber); }
.exp-option-sub {
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0;
}
@media (max-width: 600px) {
  .exp-options { grid-template-columns: 1fr; }
  .exp-option { text-align: left; }
  .exp-option-label { flex-direction: row; align-items: baseline; gap: 0.75rem; }
}

.label {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px; letter-spacing: 0.2em;
  color: var(--text-2);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

/* Date grid */
.date-grid {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 0.5rem;
}
.date-cell {
  padding: 1rem 0.5rem; text-align: center; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border);
  transition: all 0.15s;
}
.date-cell:hover { border-color: var(--amber); background: rgba(245,168,30,0.05); }
.date-cell.selected { background: var(--amber); color: var(--bg); border-color: var(--amber); box-shadow: 0 0 0 3px rgba(245,168,30,0.2); }
.date-cell.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: repeating-linear-gradient(
    45deg,
    var(--surface),
    var(--surface) 6px,
    rgba(255,255,255,0.02) 6px,
    rgba(255,255,255,0.02) 12px
  );
}
.date-cell.disabled:hover { border-color: var(--border); background: repeating-linear-gradient(45deg, var(--surface), var(--surface) 6px, rgba(255,255,255,0.02) 6px, rgba(255,255,255,0.02) 12px); }
.date-cell .dow { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 0.2em; color: var(--text-2); font-weight: 500; }
.date-cell.selected .dow { color: rgba(0,0,0,0.7); }
.date-cell .day { font-family: 'Bebas Neue'; font-size: 1.875rem; line-height: 1; margin-top: 0.25rem; }
.date-cell .mo { font-size: 10px; color: var(--text-3); font-family: 'IBM Plex Mono', monospace; letter-spacing: 0.15em; margin-top: 0.25rem; }
.date-cell.selected .mo { color: rgba(0,0,0,0.7); }
.date-cell .closed-label { font-size: 9px; color: #d65a5a; font-family: 'IBM Plex Mono', monospace; letter-spacing: 0.2em; margin-top: 0.25rem; font-weight: 600; }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: 0.625rem; }
.chip {
  padding: 0.875rem 1.5rem;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); cursor: pointer;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px; letter-spacing: 0.15em; font-weight: 600;
  transition: all 0.15s;
}
.chip:hover { color: var(--amber); border-color: var(--amber); }
.chip.selected { background: var(--amber); color: var(--bg); border-color: var(--amber); }

/* Time slots grid */
.slot-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(135px, 1fr)); gap: 0.625rem;
}
.slot {
  padding: 1rem 0.75rem; text-align: center; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border);
  font-family: 'IBM Plex Mono', monospace; font-size: 16px; font-weight: 600;
  transition: all 0.15s;
}
.slot:hover { border-color: var(--amber); background: rgba(245,168,30,0.05); }
.slot.selected { background: var(--amber); color: var(--bg); border-color: var(--amber); box-shadow: 0 0 0 3px rgba(245,168,30,0.2); }
.slot .meta { font-size: 11px; letter-spacing: 0.15em; color: var(--text-2); margin-top: 6px; font-weight: 500; }
.slot.selected .meta { color: rgba(0,0,0,0.7); }
.slot.unavailable { opacity: 0.3; cursor: not-allowed; }

/* Rig card */
.rig-card { padding: 0; cursor: pointer; overflow: hidden; }
.rig-card-body { padding: 1.25rem; }
.rig-photo {
  width: 100%;
  aspect-ratio: 3 / 2;
  background-size: cover;
  background-position: center;
  background-color: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.rig-photo-placeholder {
  display: flex; align-items: center; justify-content: center;
  color: var(--text-4);
  font-size: 11px; letter-spacing: 0.25em;
  background-image:
    linear-gradient(rgba(251, 191, 36, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 191, 36, 0.04) 1px, transparent 1px);
  background-size: 20px 20px;
}
.rig-card .rig-type {
  font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 0.2em;
  color: var(--text-3);
}
.rig-card .rig-name { font-family: 'Bebas Neue'; font-size: 2rem; line-height: 1; margin: 0.25rem 0 0.75rem; }
.rig-card .rig-desc { color: var(--text-2); font-size: 13px; margin-bottom: 1rem; }
.rig-card .rig-price {
  font-family: 'IBM Plex Mono', monospace; color: var(--amber);
  font-size: 1.5rem; font-weight: 500;
}
.rig-card .rig-price-unit { color: var(--text-3); font-size: 11px; letter-spacing: 0.1em; margin-left: 0.25rem; }
.rig-card .caps { display: flex; flex-wrap: wrap; gap: 0.25rem; margin: 0.75rem 0; }
.cap-badge {
  font-family: 'IBM Plex Mono', monospace; font-size: 9px; letter-spacing: 0.1em;
  padding: 0.25rem 0.5rem;
  background: var(--surface-2); border: 1px solid var(--border);
  color: var(--text-2);
}

/* Summary panel */
.summary {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1.25rem;
}
.summary-row { display: flex; justify-content: space-between; padding: 0.5rem 0; font-size: 14px; }
.summary-row.total {
  border-top: 1px solid var(--border); margin-top: 0.5rem; padding-top: 0.75rem;
  font-family: 'IBM Plex Mono', monospace; font-size: 18px;
}
.summary-row.total .val { color: var(--amber); }
.summary-row .key { color: var(--text-2); }
.summary-row .val { font-family: 'IBM Plex Mono', monospace; color: var(--text); }

/* Step navigation */
.step-nav {
  display: flex; justify-content: space-between; margin-top: 2rem;
  padding-top: 1.5rem; border-top: 1px solid var(--border);
}

/* Toast */
.toast {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  padding: 0.75rem 1rem;
  background: var(--surface); border: 1px solid var(--border);
  font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 0.25em;
  z-index: 100;
}
.toast.error { border-color: var(--red); color: var(--red); }
.toast.success { border-color: var(--emerald); color: var(--emerald); }

/* Admin layout */
.admin-nav {
  display: flex; gap: 0; border: 1px solid var(--border); margin-bottom: 2rem;
}
.admin-nav-item {
  padding: 0.75rem 1.25rem; cursor: pointer;
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 0.2em;
  color: var(--text-2);
  border-right: 1px solid var(--border);
  background: var(--surface);
  transition: all 0.15s;
}
.admin-nav-item:last-child { border-right: none; }
.admin-nav-item:hover { color: var(--text); background: var(--surface-2); }
.admin-nav-item.active { background: var(--amber); color: var(--bg); }

.table {
  width: 100%; border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
}
.table th {
  text-align: left; padding: 0.75rem 1rem;
  font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 0.2em;
  color: var(--text-3); border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.table td {
  padding: 0.875rem 1rem; border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: rgba(255,255,255,0.02); }

.badge {
  display: inline-block;
  font-family: 'IBM Plex Mono', monospace; font-size: 9px; letter-spacing: 0.2em;
  padding: 0.25rem 0.5rem;
  border: 1px solid;
}
.badge-active { color: var(--emerald); border-color: rgba(52,211,153,0.4); background: rgba(52,211,153,0.08); }
.badge-held { color: var(--amber); border-color: rgba(251,191,36,0.4); background: rgba(251,191,36,0.08); }
.badge-cancelled, .badge-retired { color: var(--text-3); border-color: var(--border); background: var(--surface); }
.badge-confirmed { color: var(--emerald); border-color: rgba(52,211,153,0.4); background: rgba(52,211,153,0.08); }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.8); backdrop-filter: blur(4px);
  z-index: 50; display: flex; align-items: center; justify-content: center;
  padding: 1rem;
}
.modal {
  background: var(--bg); border: 1px solid var(--border);
  max-width: 600px; width: 100%; max-height: 90vh; overflow-y: auto;
}
.modal-header {
  padding: 1rem 1.5rem; border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.modal-body { padding: 1.5rem; }
.modal-footer {
  padding: 1rem 1.5rem; border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 0.5rem;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 3rem; }
  .display-lg { font-size: 2.5rem; }
}

.stack > * + * { margin-top: 1rem; }
.stack-sm > * + * { margin-top: 0.5rem; }
.stack-lg > * + * { margin-top: 1.5rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }

/* Caps icons row in customer view */
.caps-row { display: flex; flex-wrap: wrap; gap: 0.375rem; }

.text-amber { color: var(--amber); }
.text-2 { color: var(--text-2); }
.text-3 { color: var(--text-3); }
.text-emerald { color: var(--emerald); }
.text-red { color: var(--red); }

.divider { height: 1px; background: var(--border); margin: 1.5rem 0; }

/* Empty state */
.empty {
  text-align: center; padding: 3rem 1rem;
  border: 1px solid var(--border); background: rgba(22,22,22,0.3);
  color: var(--text-3);
}
.empty .mono { display: block; margin-bottom: 0.5rem; }

/* Category picker (initial landing) */
.category-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem; margin-bottom: 2rem;
}
.category-card {
  background: var(--surface); border: 1px solid var(--border);
  padding: 1.75rem 1.5rem; text-align: left; cursor: pointer;
  transition: all 0.15s ease; font-family: inherit; color: inherit;
  display: flex; flex-direction: column;
}
.category-card:hover {
  border-color: var(--amber);
  background: rgba(245,168,30,0.04);
  transform: translateY(-2px);
}
.category-card:hover .display-lg { color: var(--amber); }

/* Data tables (admin member list, etc.) */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  padding: 0.625rem 0.75rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
  font-weight: 500;
}
.data-table td {
  padding: 0.875rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  vertical-align: middle;
}
.data-table tr:hover td { background: rgba(255,255,255,0.02); }