/* ==========================================================================
   WPManager - Clean & Fresh Modern Light Design System
   ========================================================================== */

:root {
  --bg-main: #f8fafc;
  --bg-subtle: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-input: #ffffff;
  --bg-navbar: rgba(255, 255, 255, 0.92);
  
  --border-color: #e2e8f0;
  --border-focus: #3b82f6;
  --border-subtle: #f1f5f9;
  
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-glow: rgba(37, 99, 235, 0.18);
  --primary-subtle: #eff6ff;
  
  --accent: #4f46e5;
  --success: #10b981;
  --success-bg: #ecfdf5;
  --success-text: #047857;
  --success-border: #a7f3d0;
  
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --warning-text: #b45309;
  --warning-border: #fde68a;
  
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --danger-text: #b91c1c;
  --danger-border: #fecaca;
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-subtle: #64748b;
  --text-light: #94a3b8;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 16px -2px rgba(0, 0, 0, 0.06), 0 2px 6px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 32px -4px rgba(15, 23, 42, 0.12), 0 4px 12px -2px rgba(15, 23, 42, 0.06);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  background-image: 
    radial-gradient(at 0% 0%, rgba(37, 99, 235, 0.06) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(99, 102, 241, 0.05) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-subtle);
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Utilities */
.hidden { display: none !important; }
.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-muted { color: var(--text-muted); }
.text-right { text-align: right; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  outline: none;
  user-select: none;
}

.btn-sm {
  padding: 7px 13px;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #ffffff;
  box-shadow: 0 3px 12px var(--primary-glow);
}
.btn-primary:hover:not(:disabled) {
  opacity: 0.96;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px var(--primary-glow);
}

.btn-secondary {
  background: #ffffff;
  border-color: var(--border-color);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover:not(:disabled) {
  background: #f8fafc;
  border-color: #cbd5e1;
  transform: translateY(-1px);
}

.btn-danger {
  background: var(--danger);
  color: #ffffff;
  box-shadow: 0 3px 12px rgba(239, 68, 68, 0.25);
}
.btn-danger:hover:not(:disabled) {
  background: #dc2626;
  transform: translateY(-1px);
}

.btn-danger-outline {
  background: #ffffff;
  border-color: #fecaca;
  color: var(--danger-text);
}
.btn-danger-outline:hover:not(:disabled) {
  background: var(--danger-bg);
  border-color: var(--danger);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 320px;
  max-width: 440px;
  padding: 14px 18px;
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary);
  box-shadow: var(--shadow-lg);
  color: var(--text-main);
  animation: slideInRight 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.875rem;
  font-weight: 500;
}
.toast.toast-success { border-left-color: var(--success); }
.toast.toast-warning { border-left-color: var(--warning); }
.toast.toast-error { border-left-color: var(--danger); }

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

/* Auth View */
.auth-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 40px 34px;
  box-shadow: var(--shadow-lg);
}

.auth-header {
  text-align: center;
  margin-bottom: 28px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.8rem;
  font-weight: 800;
  color: #0f172a;
}
.brand-logo i {
  color: var(--primary);
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 6px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.auth-footer {
  margin-top: 24px;
  text-align: center;
  color: var(--text-subtle);
  font-size: 0.75rem;
}

/* Forms */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}
.form-group label .required {
  color: var(--danger);
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"] {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.input-with-action {
  display: flex;
  gap: 8px;
}

.helper-text {
  font-size: 0.78rem;
  color: var(--text-subtle);
}
.helper-text code {
  background: #f1f5f9;
  color: #2563eb;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.col-span-2 {
  grid-column: span 2;
}

/* Custom Checkbox */
.checkbox-group {
  margin-top: 4px;
}
.custom-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  background: #f8fafc;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}
.custom-checkbox input {
  display: none;
}
.checkmark {
  width: 20px;
  height: 20px;
  min-width: 20px;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  margin-top: 2px;
  transition: var(--transition);
  position: relative;
}
.custom-checkbox input:checked ~ .checkmark {
  background: var(--primary);
  border-color: var(--primary);
}
.custom-checkbox input:checked ~ .checkmark::after {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 11px;
  color: #fff;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.checkbox-label strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-main);
}
.checkbox-label small {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Layout */
.app-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.navbar {
  height: 72px;
  background: var(--bg-navbar);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 36px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 800;
  color: #0f172a;
}
.brand-badge i {
  color: var(--primary);
  font-size: 1.5rem;
}

.nav-center {
  display: flex;
  align-items: center;
}

.server-ip-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 30px;
  font-size: 0.84rem;
  color: var(--text-muted);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.server-ip-pill:hover {
  border-color: #3b82f6;
  background: #f8fafc;
}
.server-ip-pill strong {
  color: #2563eb;
  font-family: var(--font-mono);
  font-weight: 700;
}
.copy-btn {
  background: none;
  border: none;
  color: var(--text-subtle);
  cursor: pointer;
  margin-left: 4px;
  transition: var(--transition);
}
.copy-btn:hover {
  color: var(--primary);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 14px;
  border-left: 1px solid var(--border-color);
}
.user-badge {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.user-badge strong {
  color: var(--text-main);
}

.main-content {
  flex: 1;
  max-width: 1360px;
  width: 100%;
  margin: 0 auto;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* Telemetry Bar */
.telemetry-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 18px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.stat-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
}
.icon-blue { background: #eff6ff; color: #2563eb; }
.icon-green { background: #ecfdf5; color: #059669; }
.icon-purple { background: #f5f3ff; color: #7c3aed; }
.icon-amber { background: #fffbeb; color: #d97706; }
.icon-red { background: #fef2f2; color: #dc2626; }

.stat-info {
  display: flex;
  flex-direction: column;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-subtle);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.stat-value {
  font-size: 1.45rem;
  font-weight: 800;
  color: #0f172a;
  margin-top: 2px;
}

/* Controls */
.controls-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 280px;
  max-width: 480px;
}
.search-box i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: 0.9rem;
}
.search-box input {
  width: 100%;
  padding: 11px 14px 11px 40px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
}
.search-box input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.action-buttons {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Sites Section */
.sites-section {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.section-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: #0f172a;
}
.isolated-tag {
  font-size: 0.78rem;
  color: #2563eb;
  font-family: var(--font-mono);
  background: #eff6ff;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid #bfdbfe;
  font-weight: 500;
}

/* Empty State */
.empty-state {
  text-align: center;
  background: #ffffff;
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius-xl);
  padding: 64px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.empty-icon {
  font-size: 3.2rem;
  color: #94a3b8;
}
.empty-state h3 {
  font-size: 1.25rem;
  color: #0f172a;
  font-weight: 700;
}
.empty-state p {
  color: var(--text-muted);
  max-width: 480px;
  font-size: 0.92rem;
}

/* Sites Grid */
.sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 24px;
}

/* Site Card */
.site-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}
.site-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.site-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.site-title-area {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.site-domain-link {
  font-size: 1.2rem;
  font-weight: 800;
  color: #0f172a;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.site-domain-link:hover {
  color: var(--primary);
}
.site-domain-link i {
  font-size: 0.8rem;
  color: var(--text-subtle);
}

.site-name {
  font-size: 0.86rem;
  color: var(--text-muted);
  font-weight: 500;
}

.site-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.2px;
}
.badge-primary { background: var(--primary-subtle); color: #1d4ed8; border: 1px solid #bfdbfe; }
.badge-success { background: var(--success-bg); color: var(--success-text); border: 1px solid var(--success-border); }
.badge-warning { background: var(--warning-bg); color: var(--warning-text); border: 1px solid var(--warning-border); }
.badge-danger { background: var(--danger-bg); color: var(--danger-text); border: 1px solid var(--danger-border); }
.badge-neutral { background: #f1f5f9; color: var(--text-muted); border: 1px solid var(--border-color); }

.site-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  background: #f8fafc;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.meta-item span {
  font-size: 0.72rem;
  color: var(--text-subtle);
  text-transform: uppercase;
  font-weight: 600;
}
.meta-item strong {
  font-size: 0.85rem;
  color: #0f172a;
  font-family: var(--font-mono);
  font-weight: 600;
}

.site-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.action-left {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.action-right {
  display: flex;
  gap: 6px;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(6px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-card {
  width: 100%;
  max-width: 560px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  animation: modalPop 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}
.modal-card.modal-lg {
  max-width: 700px;
}
.modal-card.modal-danger {
  border-color: #fecaca;
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 22px 26px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 14px;
}
.modal-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: #0f172a;
}
.modal-subtitle {
  font-size: 0.84rem;
  color: var(--text-muted);
}
.modal-close {
  background: none;
  border: none;
  color: var(--text-subtle);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
}
.modal-close:hover { color: #0f172a; }

.modal-body {
  padding: 26px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: #ffffff;
}

/* Modal Tabs */
.modal-tabs {
  display: flex;
  background: #f1f5f9;
  padding: 4px;
  border-radius: var(--radius-md);
  gap: 4px;
}
.modal-tab {
  flex: 1;
  padding: 9px 14px;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
}
.modal-tab:hover {
  color: var(--text-main);
}
.modal-tab.active {
  background: #ffffff;
  color: var(--primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* Info Callout */
.info-callout {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.84rem;
  color: #1e3a8a;
}
.info-callout i {
  font-size: 1.2rem;
  margin-top: 2px;
  color: #2563eb;
}
.info-callout strong {
  display: block;
  font-weight: 700;
  margin-bottom: 3px;
}
.info-callout p {
  color: #1e40af;
  line-height: 1.45;
}

/* Upload Dropzone */
.upload-dropzone {
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius-md);
  padding: 24px 18px;
  text-align: center;
  background: #f8fafc;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.upload-dropzone:hover {
  border-color: #3b82f6;
  background: #eff6ff;
}
.dropzone-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.dropzone-icon {
  font-size: 2rem;
  color: #3b82f6;
}
.dropzone-selected {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid #a7f3d0;
  font-size: 0.88rem;
  font-weight: 600;
  color: #065f46;
}
.btn-remove-file {
  background: none;
  border: none;
  color: #ef4444;
  font-size: 1.3rem;
  cursor: pointer;
  line-height: 1;
}
.btn-remove-file:hover { color: #b91c1c; }

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border-color);
}

/* DNS Status Box */
.dns-status-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.dns-status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.dns-status-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  color: #0f172a;
}
.status-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 14px;
}
.pill-success { background: var(--success-bg); color: var(--success-text); border: 1px solid var(--success-border); }
.pill-warning { background: var(--warning-bg); color: var(--warning-text); border: 1px solid var(--warning-border); }
.pill-danger { background: var(--danger-bg); color: var(--danger-text); border: 1px solid var(--danger-border); }

.dns-status-body {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.dns-guide-mini {
  background: #ffffff;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  border: 1px solid var(--border-color);
}
.dns-guide-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.dns-guide-row strong {
  color: #2563eb;
  font-family: var(--font-mono);
}

/* Terminal Emulator */
.terminal-container {
  background: #0f172a;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 14px;
  box-shadow: var(--shadow-md);
}
.terminal-header {
  background: #1e293b;
  padding: 9px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #334155;
}
.terminal-dots {
  display: flex;
  gap: 6px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }
.terminal-title {
  font-size: 0.78rem;
  color: #94a3b8;
  font-family: var(--font-mono);
}
.terminal-spinner {
  color: #38bdf8;
  font-size: 0.82rem;
}
.terminal-body {
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #34d399;
  line-height: 1.5;
  max-height: 220px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Backup table */
.backup-actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.backup-btn-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.url-import-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  animation: modalPop 0.2s ease;
}
.url-import-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: #0f172a;
}
.btn-close-sm {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-subtle);
  cursor: pointer;
  line-height: 1;
}
.btn-close-sm:hover { color: #0f172a; }

.upload-progress-container {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: modalPop 0.2s ease;
}
.progress-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-main);
}
.progress-info strong {
  color: var(--primary);
  font-family: var(--font-mono);
}
.progress-bar-bg {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 4px;
  transition: width 0.15s ease;
}
.subheading {
  font-size: 1rem;
  font-weight: 700;
  color: #0f172a;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
}
.data-table th {
  text-align: left;
  font-size: 0.75rem;
  color: var(--text-subtle);
  padding: 11px 12px;
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  font-weight: 700;
}
.data-table td {
  padding: 13px 12px;
  font-size: 0.84rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
}
.empty-state-mini {
  text-align: center;
  padding: 32px;
  color: var(--text-subtle);
  font-size: 0.88rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Guide Steps */
.guide-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.guide-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.step-num {
  width: 30px;
  height: 30px;
  min-width: 30px;
  background: var(--primary);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.88rem;
}
.step-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.step-content strong {
  font-size: 0.95rem;
  color: #0f172a;
}
.step-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.record-table {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.record-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}
.record-row .r-label {
  color: var(--text-muted);
  font-weight: 600;
}
.record-row .r-value code {
  background: #eff6ff;
  color: #1d4ed8;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  border: 1px solid #dbeafe;
}

.dns-tester-input {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.dns-tester-input input {
  flex: 1;
  padding: 9px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.88rem;
}
.dns-test-result {
  margin-top: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.84rem;
}

/* Danger Modal */
.danger-warning-box {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--radius-md);
  padding: 16px;
  color: #991b1b;
  font-size: 0.88rem;
}
.danger-warning-box ul {
  margin-top: 10px;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.danger-warning-box ul li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.danger-warning-box ul li code {
  background: #ffffff;
  padding: 2px 6px;
  border-radius: 4px;
  color: #b91c1c;
  font-family: var(--font-mono);
  border: 1px solid #fecaca;
}

/* Footer */
.app-footer {
  border-top: 1px solid var(--border-color);
  padding: 18px 36px;
  background: #ffffff;
  font-size: 0.82rem;
  color: var(--text-subtle);
  margin-top: auto;
}
.footer-content {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.security-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #059669;
  font-weight: 600;
}

/* ==========================================================================
   Comprehensive Mobile & Tablet Responsive Design
   ========================================================================== */

@media (max-width: 900px) {
  .main-content {
    padding: 20px 16px;
    gap: 20px;
  }
  .telemetry-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .sites-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  /* Navbar */
  .navbar {
    padding: 10px 14px;
    height: auto;
    min-height: 56px;
    flex-wrap: wrap;
    gap: 8px;
  }
  .nav-left {
    gap: 8px;
  }
  .brand-logo {
    font-size: 1.1rem;
  }
  .brand-tag {
    display: none;
  }
  .nav-center {
    order: 3;
    width: 100%;
    margin-top: 2px;
    display: flex;
    justify-content: center;
  }
  .server-ip-pill {
    width: 100%;
    justify-content: center;
    font-size: 0.76rem;
    padding: 5px 10px;
  }
  .nav-right {
    gap: 8px;
  }
  .user-menu {
    padding-left: 8px;
    gap: 6px;
  }
  .user-badge {
    font-size: 0.78rem;
  }
  .user-badge span:first-child {
    display: none;
  }

  /* Main Layout */
  .main-content {
    padding: 16px 12px;
    gap: 16px;
  }

  /* Telemetry / Stats Cards */
  .telemetry-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .stat-card {
    padding: 12px 14px;
    gap: 10px;
    border-radius: var(--radius-md);
  }
  .stat-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    font-size: 1.1rem;
    border-radius: var(--radius-sm);
  }
  .stat-label {
    font-size: 0.68rem;
    letter-spacing: 0.2px;
  }
  .stat-value {
    font-size: 1.15rem;
    margin-top: 0;
  }

  /* Controls Section */
  .controls-section {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .search-box {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
  }
  .search-box input {
    padding: 10px 14px 10px 38px;
    font-size: 0.86rem;
  }
  .action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    gap: 8px;
  }
  .action-buttons .btn {
    width: 100%;
    justify-content: center;
    font-size: 0.8rem;
    padding: 9px 8px;
    white-space: nowrap;
  }

  /* Section Headers */
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .section-title {
    font-size: 1.15rem;
  }
  .isolated-tag {
    font-size: 0.72rem;
    padding: 3px 8px;
  }

  /* Site Cards */
  .sites-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .site-card {
    padding: 16px;
    gap: 12px;
    border-radius: var(--radius-md);
  }
  .site-card-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .site-title-area {
    width: 100%;
    word-break: break-word;
  }
  .site-domain-link {
    font-size: 1.1rem;
    flex-wrap: wrap;
    word-break: break-all;
    line-height: 1.3;
  }
  .site-name {
    font-size: 0.8rem;
  }
  .site-badges {
    flex-wrap: wrap;
    gap: 6px;
  }
  .badge {
    font-size: 0.72rem;
    padding: 3px 8px;
  }

  .site-meta-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
  }
  .meta-item:last-child {
    grid-column: span 2;
  }
  .meta-item span {
    font-size: 0.68rem;
  }
  .meta-item strong {
    font-size: 0.82rem;
    word-break: break-all;
  }

  .site-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding-top: 12px;
  }
  .action-left {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    width: 100%;
  }
  .action-left .btn {
    width: 100%;
    justify-content: center;
    font-size: 0.76rem;
    padding: 8px 6px;
    min-height: 38px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
  }
  .action-right {
    width: 100%;
  }
  .action-right .btn {
    width: 100%;
    justify-content: center;
    font-size: 0.78rem;
    min-height: 36px;
  }

  /* Modals */
  .modal-overlay {
    padding: 8px;
    align-items: flex-end;
  }
  .modal-card {
    max-width: 100% !important;
    width: 100%;
    max-height: 92vh;
    border-radius: var(--radius-lg);
  }
  .modal-header {
    padding: 14px 16px;
  }
  .modal-title {
    font-size: 1.05rem;
  }
  .modal-subtitle {
    font-size: 0.76rem;
  }
  .modal-body {
    padding: 14px;
    gap: 14px;
  }
  .modal-tabs {
    flex-direction: column;
    gap: 4px;
    padding: 4px;
  }
  .modal-tab {
    padding: 8px 10px;
    font-size: 0.78rem;
    justify-content: flex-start;
    width: 100%;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .col-span-2 {
    grid-column: span 1;
  }

  .input-with-action {
    flex-direction: column;
    gap: 6px;
  }
  .input-with-action input {
    width: 100%;
  }
  .input-with-action .btn {
    width: 100%;
    justify-content: center;
  }

  .info-callout {
    padding: 10px 12px;
    font-size: 0.78rem;
    gap: 8px;
  }
  .info-callout p {
    font-size: 0.75rem;
  }

  .upload-dropzone {
    padding: 16px 10px;
  }
  .dropzone-icon {
    font-size: 1.6rem;
  }
  .dropzone-inner strong {
    font-size: 0.8rem;
  }
  .dropzone-inner span {
    font-size: 0.7rem;
  }

  .dns-status-box {
    padding: 10px 12px;
  }
  .dns-status-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .dns-guide-mini .dns-guide-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .backup-actions-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .backup-actions-bar .btn {
    width: 100%;
    justify-content: center;
  }
  .backup-stats-pill {
    width: 100%;
    justify-content: center;
  }

  .backup-table-wrapper {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
  }
  .data-table th,
  .data-table td {
    padding: 8px 6px;
    font-size: 0.75rem;
    white-space: nowrap;
  }

  .modal-footer {
    flex-direction: column-reverse;
    gap: 8px;
    padding: 12px 14px;
  }
  .modal-footer .btn {
    width: 100%;
    justify-content: center;
    font-size: 0.88rem;
    padding: 10px;
  }

  .record-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .footer-content {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .action-buttons {
    grid-template-columns: 1fr;
  }
  .action-left {
    grid-template-columns: 1fr;
  }
  .telemetry-bar {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }
  .stat-card {
    padding: 10px 10px;
    gap: 8px;
  }
  .stat-icon {
    width: 34px;
    height: 34px;
    min-width: 34px;
    font-size: 0.95rem;
  }
  .stat-value {
    font-size: 1.05rem;
  }
  .stat-label {
    font-size: 0.62rem;
  }
}