/* ==========================================================================
   FIT CLOUDFLARE DNS MANAGEMENT - PREMIUM DESIGN SYSTEM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Palette */
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(99, 102, 241, 0.5);

  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;

  --accent-primary: #6366f1; /* Indigo */
  --accent-primary-hover: #4f46e5;
  --accent-secondary: #06b6d4; /* Cyan */
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  --accent-gradient-orange: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);

  /* Status Colors */
  --status-pending-bg: rgba(245, 158, 11, 0.15);
  --status-pending-text: #fbbf24;
  --status-pending-border: rgba(245, 158, 11, 0.3);

  --status-approved-bg: rgba(16, 185, 129, 0.15);
  --status-approved-text: #34d399;
  --status-approved-border: rgba(16, 185, 129, 0.3);

  --status-rejected-bg: rgba(239, 68, 68, 0.15);
  --status-rejected-text: #f87171;
  --status-rejected-border: rgba(239, 68, 68, 0.3);

  --status-cf-orange: #f38020; /* Cloudflare Orange */

  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', sans-serif;

  /* Shadows & Glassmorphism */
  --glass-blur: blur(16px);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.35);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f3f4f6;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: #ffffff;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(99, 102, 241, 0.6);

  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.2);
}

/* Reset & Global */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  min-height: -webkit-fill-available;
  min-height: 100dvh;
  line-height: 1.6;
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(6, 182, 212, 0.1) 0px, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--accent-secondary);
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navbar */
.navbar {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
}

.brand-logo .logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  box-shadow: var(--shadow-glow);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.88rem;
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-main);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  outline: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-success {
  background: #10b981;
  color: #fff;
}

.btn-success:hover {
  background: #059669;
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: #ef4444;
  color: #fff;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Cards & Glass Containers */
.card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Hero / Auth Box */
.auth-wrapper {
  min-height: calc(100vh - 80px);
  min-height: calc(100dvh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.auth-card {
  width: 100%;
  max-width: 480px;
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  /* Fix Safari border-radius clipping bug with overflow hidden */
  -webkit-mask-image: -webkit-radial-gradient(white, black);
  transform: translateZ(0);
}

.auth-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent-gradient);
}

.auth-tabs {
  display: flex;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 24px;
}

.auth-tab-btn {
  flex: 1;
  padding: 10px;
  text-align: center;
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.auth-tab-btn.active {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

/* Form Styles */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.form-label .required {
  color: #ef4444;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.92rem;
  transition: var(--transition);
}

[data-theme="light"] .form-control {
  background: #f9fafb;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

.form-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 5px;
}

.input-group {
  display: flex;
  align-items: center;
}

.input-group .form-control {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-group-addon {
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-left: none;
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
}

/* Switch Toggle */
.switch-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.switch {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #374151;
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background: var(--status-cf-orange);
}

input:checked + .slider:before {
  transform: translateX(22px);
}

/* Badges & Pills */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  font-size: 0.76rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-pending {
  background: var(--status-pending-bg);
  color: var(--status-pending-text);
  border: 1px solid var(--status-pending-border);
}

.badge-approved {
  background: var(--status-approved-bg);
  color: var(--status-approved-text);
  border: 1px solid var(--status-approved-border);
}

.badge-rejected, .badge-blocked {
  background: var(--status-rejected-bg);
  color: var(--status-rejected-text);
  border: 1px solid var(--status-rejected-border);
}

.badge-cf-proxied {
  background: rgba(243, 128, 32, 0.15);
  color: #f38020;
  border: 1px solid rgba(243, 128, 32, 0.3);
}

.badge-cf-dns {
  background: rgba(156, 163, 175, 0.15);
  color: #9ca3af;
  border: 1px solid rgba(156, 163, 175, 0.3);
}

.badge-type {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.3);
  font-weight: 800;
}

/* Alerts / Notices */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  line-height: 1.5;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fcd34d;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.alert-info {
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: #67e8f9;
}

.alert-success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-icon.indigo {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
}

.stat-icon.emerald {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.stat-icon.amber {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

.stat-icon.orange {
  background: rgba(243, 128, 32, 0.15);
  color: #f38020;
}

.stat-icon.rose {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch; /* Fix smooth scroll on Safari iOS */
  border-radius: var(--radius-md);
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.custom-table th {
  background: rgba(0, 0, 0, 0.25);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
}

.custom-table td {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  vertical-align: middle;
}

.custom-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.custom-table tr:last-child td {
  border-bottom: none;
}

/* Admin Tabs */
.admin-nav-tabs {
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.admin-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.admin-nav-btn:hover {
  color: var(--text-primary);
}

.admin-nav-btn.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

.tab-badge {
  background: #ef4444;
  color: #fff;
  font-size: 0.72rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  font-weight: 700;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 20px;
}

.modal-backdrop.show {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.95);
  transition: var(--transition);
  overflow: hidden;
}

.modal-backdrop.show .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.modal-body {
  padding: 24px;
  max-height: calc(85vh - 140px);
  overflow-y: auto;
}

.modal-footer {
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  border-top: 1px solid var(--border-color);
  background: rgba(0, 0, 0, 0.15);
}

/* Progress bar */
.progress-bar-container {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 8px;
}

.progress-bar-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

/* Copy button */
.copy-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 0.88rem;
  transition: var(--transition);
}

.copy-badge:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--accent-secondary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 20px;
}

.empty-state-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: var(--text-muted);
  font-size: 2rem;
}

/* Tooltip / Toast Notification */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast-msg {
  padding: 12px 20px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: #fff;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideInRight 0.3s ease;
  font-size: 0.9rem;
}

.toast-success { border-left: 4px solid #10b981; }
.toast-error { border-left: 4px solid #ef4444; }
.toast-warning { border-left: 4px solid #f59e0b; }

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

/* Responsive adjustments */
@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .auth-card {
    padding: 24px 18px;
  }

  .admin-nav-tabs {
    flex-wrap: nowrap;
  }
}