/* F11 Run Club - Centralized Theme */

:root {
  /* New Brand Palette */
  --brand-900: #121D26;
  --brand-700: #3B4B59;
  --brand-500: #687B8C;
  --brand-300: #A4B3BF;
  --brand-50: #F2F2F2;
  
  /* Core Palette (mapped to brand) */
  --bg: var(--brand-50);
  --primary: var(--brand-900);
  --primary-dark: var(--brand-700);
  --surface-dark: var(--brand-700);
  --text: var(--brand-900);
  --text-secondary: var(--brand-700);
  
  /* Semantic Tokens */
  --card-bg: #FFFFFF;
  --border: var(--brand-300);
  --border-dark: var(--brand-500);
  --muted-text: var(--brand-500);
  --surface-light: var(--brand-50);
  
  /* State Colors */
  --success: #22c55e;
  --success-light: rgba(34, 197, 94, 0.1);
  --success-dark: #16a34a;
  --danger: #DC2626;
  --danger-light: rgba(220, 38, 38, 0.1);
  --warning: #F59E0B;
  --warning-light: rgba(245, 158, 11, 0.1);
  --info: var(--brand-700);
  --info-light: rgba(59, 75, 89, 0.1);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(18, 29, 38, 0.05);
  --shadow: 0 1px 3px 0 rgba(18, 29, 38, 0.1), 0 1px 2px 0 rgba(18, 29, 38, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(18, 29, 38, 0.1), 0 2px 4px -1px rgba(18, 29, 38, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(18, 29, 38, 0.1), 0 4px 6px -2px rgba(18, 29, 38, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(18, 29, 38, 0.1), 0 10px 10px -5px rgba(18, 29, 38, 0.04);
  
  /* Transitions */
  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;
}

/* Global Styles */
body {
  background-color: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
}

/* Typography */
h1 {
  color: var(--brand-900);
  font-weight: 800;
}

h2, h3, h4, h5, h6 {
  color: var(--brand-900);
  font-weight: 800;
}

a {
  color: var(--brand-900);
  transition: var(--transition-fast);
}

a:hover {
  color: var(--brand-700);
  text-decoration: underline;
}

/* Buttons */
.btn-primary {
  background: var(--brand-900);
  color: var(--brand-50);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--brand-700);
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(18, 29, 38, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--brand-700);
  border: 2px solid var(--brand-300);
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-secondary:hover {
  background: var(--brand-50);
  border-color: var(--brand-700);
}

.btn-secondary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(59, 75, 89, 0.2);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 700;
}

.badge-active {
  background: var(--success-light);
  color: var(--primary-dark);
}

.badge-inactive {
  background: rgba(164, 179, 191, 0.2);
  color: var(--brand-700);
}

.badge-warning {
  background: var(--warning-light);
  color: #92400E;
}

.badge-primary {
  background: rgba(18, 29, 38, 0.1);
  color: var(--brand-900);
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-dark);
  border-radius: 0.75rem;
  background: var(--card-bg);
  color: var(--text);
  transition: var(--transition-fast);
  font-size: 1rem;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--brand-900);
  box-shadow: 0 0 0 3px rgba(18, 29, 38, 0.15);
}

input::placeholder,
textarea::placeholder {
  color: var(--brand-500);
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--brand-700);
}

/* Alerts */
.alert {
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  margin-bottom: 1rem;
  font-weight: 500;
}

.alert-success {
  background: var(--success-light);
  color: var(--success-dark);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.alert-error {
  background: var(--danger-light);
  color: #991B1B;
  border: 1px solid rgba(220, 38, 38, 0.3);
}

.alert-warning {
  background: var(--warning-light);
  color: #92400E;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.alert-info {
  background: var(--info-light);
  color: var(--brand-900);
  border: 1px solid rgba(59, 75, 89, 0.3);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
}

th {
  background: var(--surface-light);
  color: var(--brand-900);
  font-weight: 700;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--border-dark);
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

tr:hover {
  background: var(--surface-light);
}

/* Navigation */
.nav-link {
  color: var(--brand-700);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  transition: var(--transition-fast);
  font-weight: 600;
}

.nav-link:hover {
  color: var(--brand-900);
  background: var(--surface-light);
}

.nav-link-active {
  color: var(--brand-900);
  background: rgba(18, 29, 38, 0.1);
}

/* Utility Classes */
.text-primary { color: var(--brand-900); }
.text-primary-dark { color: var(--brand-700); }
.text-muted { color: var(--brand-500); }
.text-dark { color: var(--brand-900); }

.bg-primary { background: var(--brand-900); }
.bg-primary-dark { background: var(--brand-700); }
.bg-surface-dark { background: var(--brand-700); }
.bg-surface-light { background: var(--brand-50); }
.bg-card { background: var(--card-bg); }

.border-color { border-color: var(--brand-300); }
.border-color-dark { border-color: var(--brand-500); }

/* Responsive */
@media (max-width: 768px) {
  .card {
    padding: 1rem;
  }
  
  input[type="text"],
  input[type="email"],
  input[type="password"],
  input[type="tel"],
  input[type="number"],
  textarea,
  select {
    font-size: 16px; /* Prevents zoom on iOS */
  }
}