/* public/css/style.css - Admin Dashboard Styles */

:root {
  --primary: #0ea5e9;
  --primary-dark: #0284c7;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg);
  color: var(--text);
}

/* ═══════ LOGIN OVERLAY ═══════ */

.login-overlay {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
  padding: 1rem;
  animation: fadeIn 0.5s ease-out;
}

.login-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.25rem;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 420px;
  text-align: center;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  animation: slideUp 0.6s ease-out;
}

.login-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.login-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.25rem;
}

.login-subtitle {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1.75rem;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 0.75rem;
  color: #fff;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  box-sizing: border-box;
}

.login-input::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.login-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.25);
}

.login-input:disabled {
  opacity: 0.5;
}

.login-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  padding: 0.75rem 1rem;
  border-radius: 0.625rem;
  font-size: 0.875rem;
  text-align: left;
  animation: shake 0.4s ease-in-out;
}

.login-btn {
  width: 100%;
  padding: 0.875rem;
  background: linear-gradient(135deg, #0ea5e9 0%, #6366f1 100%);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  border: none;
  border-radius: 0.75rem;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
}

.login-btn:hover:not(:disabled) {
  opacity: 0.9;
  transform: translateY(-1px);
}

.login-btn:active:not(:disabled) {
  transform: translateY(0);
}

.login-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.login-hint {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.25);
}

/* ═══════ LOGOUT BUTTON ═══════ */

.logout-btn {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 500;
  font-family: inherit;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all 0.2s;
}

.logout-btn:hover {
  background: rgba(239, 68, 68, 0.6);
  border-color: rgba(239, 68, 68, 0.8);
}

/* ═══════ ANIMATIONS ═══════ */

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  50% { transform: translateX(6px); }
  75% { transform: translateX(-4px); }
}

/* ═══════ DASHBOARD HEADER ═══════ */

.dashboard-header {
  background: linear-gradient(135deg, #0ea5e9 0%, #6366f1 100%);
  color: white;
  padding: 1.5rem 2rem;
  border-radius: 0 0 1rem 1rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* ═══════ STAT CARDS ═══════ */

.stat-card {
  background: var(--card);
  border-radius: 0.75rem;
  padding: 1.25rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ═══════ TABS ═══════ */

.tab-btn {
  padding: 0.75rem 1rem;
  border-bottom: 2px solid transparent;
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}

.tab-btn:hover {
  color: var(--text);
  border-bottom-color: #cbd5e1;
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ═══════ DATA TABLE ═══════ */

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  background: #f8fafc;
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid #e2e8f0;
}

.data-table td {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  border-bottom: 1px solid #f1f5f9;
}

.data-table tr:hover {
  background: #f8fafc;
}

/* ═══════ BADGES ═══════ */

.badge {
  display: inline-flex;
  padding: 0.125rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
}

.badge-success { background: #d1fae5; color: #065f46; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-info    { background: #dbeafe; color: #1e40af; }

/* ═══════ BUTTONS ═══════ */

.btn-primary {
  background: var(--primary);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

/* ═══════ CARDS ═══════ */

.card {
  background: var(--card);
  border-radius: 0.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #e2e8f0;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
}

/* ═══════ RESPONSIVE ═══════ */

@media (max-width: 640px) {
  .stat-value { font-size: 1.25rem; }
  .data-table td, .data-table th { padding: 0.5rem; font-size: 0.75rem; }
  .login-card { padding: 2rem 1.5rem; }
}