/* =========================
   RACE MANAGER - CSS
   Gestion de courses multi-pilotes
   ========================= */

/* =========================
   VARIABLES
   ========================= */

:root {
  --primary: #ff6600;
  --primary-dark: #ff8833;
  --secondary: #2196f3;
  --success: #4caf50;
  --danger: #f44336;
  --warning: #ff9800;
  
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --bg-card: rgba(30, 30, 30, 0.95);
  
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  
  --border: rgba(255, 255, 255, 0.1);
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  
  --radius: 16px;
  --radius-sm: 12px;
  --transition: 0.2s ease;
}

/* =========================
   BASE RESET
   ========================= */

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
}

/* =========================
   CONTAINER & LAYOUT
   ========================= */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.back-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition);
}

.back-btn:hover {
  background: var(--bg-secondary);
  transform: translateY(-2px);
}

/* =========================
   TYPOGRAPHY
   ========================= */

h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  margin: 0 0 16px;
  font-size: 24px;
  font-weight: 700;
}

h3 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 700;
}

.subtitle {
  margin: 0 0 20px;
  color: var(--text-secondary);
  font-size: 16px;
}

.small {
  font-size: 14px;
  color: var(--text-secondary);
}

/* =========================
   CARDS
   ========================= */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7);
}

/* =========================
   FORMS
   ========================= */

label {
  display: block;
  margin: 12px 0 6px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-secondary);
}

input, select, textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 16px;
  transition: all var(--transition);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.2);
}

input[type="checkbox"] {
  width: auto;
  margin-right: 8px;
}

input[type="color"] {
  height: 48px;
  cursor: pointer;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 640px) {
  .row {
    grid-template-columns: 1fr;
  }
}

/* =========================
   BUTTONS
   ========================= */

.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  -webkit-user-select: none;
  user-select: none;
  min-height: 48px;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: 0 4px 15px rgba(255, 102, 0, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(255, 102, 0, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
  transform: translateY(-2px);
}

.btn-large {
  padding: 20px 32px;
  font-size: 20px;
  min-height: 60px;
}

.btn-small {
  padding: 8px 16px;
  font-size: 14px;
  min-height: 36px;
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger), #c62828);
  color: white;
}

/* =========================
   ACTIONS
   ========================= */

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

.actions .btn {
  flex: 1;
  min-width: 200px;
}

@media (max-width: 640px) {
  .actions {
    flex-direction: column;
  }
  
  .actions .btn {
    width: 100%;
  }
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.form-actions .btn {
  flex: 1;
}

/* =========================
   SESSIONS LIST
   ========================= */

.session-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  margin-bottom: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.session-item:hover {
  transform: translateX(4px);
  border-left-width: 6px;
}

.session-info h3 {
  margin: 0 0 4px;
  font-size: 18px;
}

.session-actions {
  display: flex;
  gap: 8px;
}

@media (max-width: 640px) {
  .session-item {
    flex-direction: column;
    gap: 12px;
  }
  
  .session-actions {
    width: 100%;
  }
  
  .session-actions .btn {
    flex: 1;
  }
}

/* =========================
   PILOT SELECTION
   ========================= */

.pilot-checkbox {
  display: flex;
  align-items: center;
  padding: 12px;
  margin-bottom: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.pilot-checkbox:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(4px);
}

.pilot-checkbox input[type="checkbox"] {
  margin-right: 12px;
  width: 20px;
  height: 20px;
}

.pilot-name {
  font-weight: 600;
  padding-left: 12px;
}

.quick-add {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
}

.quick-add h3 {
  font-size: 16px;
  margin-bottom: 12px;
  color: var(--text-secondary);
}

/* =========================
   PILOTS LIST (MANAGEMENT)
   ========================= */

#pilots-list {
  margin-top: 16px;
}

/* =========================
   STATS & RANKING
   ========================= */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.ranking-item {
  margin-bottom: 12px;
}

.pilot-detail-card {
  margin-bottom: 24px;
}

/* =========================
   UTILITIES
   ========================= */

.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}

/* =========================
   RESPONSIVE
   ========================= */

@media (max-width: 640px) {
  .container {
    padding: 12px;
  }

  h1 {
    font-size: 28px;
  }

  .card {
    padding: 16px;
  }

  .btn {
    padding: 12px 20px;
    font-size: 15px;
  }

  .btn-large {
    padding: 16px 24px;
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* =========================
   ANIMATIONS
   ========================= */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card, .session-item, .pilot-checkbox {
  animation: fadeIn 0.3s ease-out;
}

/* =========================
   PRINT STYLES
   ========================= */

@media print {
  body {
    background: white;
    color: black;
  }

  .back-btn, .actions, .form-actions {
    display: none !important;
  }

  .card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }
}