/* CSS Variables for Premium Design System */
:root {
  --primary-color: #0f172a;       /* Deep slate/black */
  --primary-hover: #1e293b;
  --accent-color: #4f46e5;        /* Indigo */
  --accent-hover: #4338ca;
  --bg-primary: #f8fafc;          /* Off-white canvas */
  --bg-secondary: #ffffff;        /* Pure white cards */
  --text-main: #0f172a;           /* Dark text */
  --text-muted: #64748b;          /* Cool grey */
  --border-color: #e2e8f0;        /* Light grey borders */
  --success-color: #10b981;       /* Emerald green */
  --error-color: #ef4444;         /* Red alert */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --font-main: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Navigation Header */
.main-header {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 2rem;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-main);
}

.logo-link i {
  color: var(--accent-color);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-item {
  color: var(--text-muted);
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-item:hover, .nav-item.active {
  color: var(--text-main);
  background-color: #f1f5f9;
}

/* Page Container Layout */
.app-container {
  max-width: 1200px;
  margin: 2.5rem auto;
  padding: 0 1.5rem;
}

/* Dashboard Cards & Layout */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.dashboard-title h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.25rem;
}

.dashboard-title p {
  color: var(--text-muted);
}

/* Grid Layouts */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--accent-color);
}

.stat-info h3 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

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

/* Section Cards */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.925rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background-color: var(--primary-color);
  color: #ffffff;
}

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

.btn-accent {
  background-color: var(--accent-color);
  color: #ffffff;
}

.btn-accent:hover {
  background-color: var(--accent-hover);
}

.btn-secondary {
  background-color: #ffffff;
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  background-color: #f8fafc;
  border-color: #cbd5e1;
}

.btn-danger {
  background-color: var(--error-color);
  color: #ffffff;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-sm {
  font-size: 0.8rem;
  padding: 0.375rem 0.75rem;
  border-radius: 6px;
}

.btn-lg {
  font-size: 1rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  font-family: var(--font-main);
  font-size: 0.95rem;
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: #ffffff;
  color: var(--text-main);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

/* Color Selectors */
.color-picker-group {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.color-input-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.color-input-wrapper input[type="color"] {
  -webkit-appearance: none;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
}

.color-input-wrapper input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-input-wrapper input[type="color"]::-webkit-color-swatch {
  border: 1px solid var(--border-color);
  border-radius: 50%;
}

.color-input-wrapper span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Grid Selection Cards */
.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.option-select-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.option-select-card:hover {
  border-color: #cbd5e1;
  background-color: #f8fafc;
}

.option-select-card input[type="radio"], .option-select-card input[type="checkbox"] {
  position: absolute;
  top: 10px;
  right: 10px;
  cursor: pointer;
}

.option-select-card i {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
}

.option-select-card.selected {
  border-color: var(--accent-color);
  background-color: rgba(79, 70, 229, 0.03);
}

.option-select-card.selected i {
  color: var(--accent-color);
}

.option-select-card h4 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.option-select-card p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table th {
  padding: 1rem;
  border-bottom: 2px solid var(--border-color);
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.925rem;
  vertical-align: middle;
}

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

/* Badges */
.badge-status {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.badge-status.success {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success-color);
}

.badge-status.warning {
  background-color: rgba(245, 158, 11, 0.1);
  color: #d97706;
}

.badge-status.danger {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--error-color);
}

/* Page List & Action Controls */
.page-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: #ffffff;
  margin-bottom: 1rem;
  transition: box-shadow 0.2s;
}

.page-list-item:hover {
  box-shadow: var(--shadow-sm);
}

.page-info-block {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-info-title {
  font-size: 1.05rem;
  font-weight: 700;
}

.page-info-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  gap: 1rem;
}

.page-info-meta a {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.page-actions-block {
  display: flex;
  gap: 0.5rem;
}

/* Tooltips & Helpers */
.help-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Custom Domain Info & DNS instructions */
.dns-instruction-box {
  background-color: #f8fafc;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-top: 1rem;
}

.dns-instruction-box pre {
  background-color: #1e293b;
  color: #f8fafc;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: monospace;
  overflow-x: auto;
  margin-top: 0.5rem;
}

/* Loading States */
.loader-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 0;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(79, 70, 229, 0.1);
  border-radius: 50%;
  border-top-color: var(--accent-color);
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.hidden {
  display: none !important;
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #1e293b;
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success-toast {
  border-left: 4px solid var(--success-color);
}

.toast.error-toast {
  border-left: 4px solid var(--error-color);
}