/* ===================================================================
   WHM SERVER MONITOR & BATCH HEALTH CHECK PANEL
   Modern Dark-Mode Glassmorphism Design System
   =================================================================== */

:root {
  --bg-base: #080c14;
  --bg-surface: #0e1422;
  --bg-card: rgba(18, 26, 43, 0.7);
  --bg-card-hover: rgba(25, 36, 60, 0.85);
  --bg-input: #121a2b;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-focus: #3b82f6;
  --border-card: rgba(255, 255, 255, 0.1);
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --up: #10b981;
  --up-bg: rgba(16, 185, 129, 0.12);
  --up-border: rgba(16, 185, 129, 0.3);
  --up-glow: rgba(16, 185, 129, 0.25);
  
  --down: #ef4444;
  --down-bg: rgba(239, 68, 68, 0.12);
  --down-border: rgba(239, 68, 68, 0.35);
  --down-glow: rgba(239, 68, 68, 0.3);
  
  --degraded: #f59e0b;
  --degraded-bg: rgba(245, 158, 11, 0.12);
  --degraded-border: rgba(245, 158, 11, 0.35);
  --degraded-glow: rgba(245, 158, 11, 0.25);
  
  --pending: #64748b;
  --pending-bg: rgba(100, 116, 139, 0.12);
  --pending-border: rgba(100, 116, 139, 0.3);
  
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-purple: #8b5cf6;
  --accent-cyan: #06b6d4;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(59, 130, 246, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(139, 92, 246, 0.07) 0%, transparent 45%);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Layout */
.app-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 32px 60px;
}

/* Header */
.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-logo {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
}

.brand-logo svg {
  width: 26px;
  height: 26px;
  color: #fff;
}

.brand-text h1 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 30%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 2px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--up);
  box-shadow: 0 0 10px var(--up);
  display: inline-block;
  animation: pulse-ring 2s infinite ease-in-out;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

.btn-success {
  background: linear-gradient(135deg, #059669, #047857);
  color: #fff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
  background: linear-gradient(135deg, #10b981, #059669);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border-color: var(--border-subtle);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

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

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-md);
}

/* Stat Grid */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.18);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.stat-card.card-total::before { background: linear-gradient(90deg, #3b82f6, #8b5cf6); }
.stat-card.card-up::before { background: var(--up); }
.stat-card.card-down::before { background: var(--down); }
.stat-card.card-degraded::before { background: var(--degraded); }
.stat-card.card-latency::before { background: var(--accent-cyan); }

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.stat-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-total .stat-icon { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.card-up .stat-icon { background: var(--up-bg); color: var(--up); }
.card-down .stat-icon { background: var(--down-bg); color: var(--down); }
.card-degraded .stat-icon { background: var(--degraded-bg); color: var(--degraded); }
.card-latency .stat-icon { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }

.stat-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-subtitle {
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Control Bar */
.control-bar {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  box-shadow: var(--shadow-card);
}

.control-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  flex: 1;
}

.search-box {
  position: relative;
  min-width: 260px;
  flex: 1;
  max-width: 360px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}

.search-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 9px 14px 9px 38px;
  color: var(--text-main);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s ease;
}

.search-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Filter Pills */
.filter-group {
  display: inline-flex;
  background: var(--bg-input);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  gap: 2px;
}

.filter-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-btn:hover {
  color: var(--text-main);
}

.filter-btn.active {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-weight: 600;
}

.badge-count {
  font-size: 11px;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
}

.filter-btn.active .badge-count {
  background: rgba(255, 255, 255, 0.2);
}

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

.control-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.select-control {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  color: var(--text-main);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  cursor: pointer;
}

/* Table Container */
.table-wrapper {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

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

.sites-table th {
  background: rgba(14, 20, 34, 0.85);
  padding: 14px 18px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

.sites-table td {
  padding: 16px 18px;
  font-size: 14px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

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

.sites-table tr {
  transition: background-color 0.15s ease;
}

.sites-table tr:hover {
  background-color: var(--bg-card-hover);
}

/* Row elements */
.domain-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.domain-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #60a5fa;
  flex-shrink: 0;
}

.domain-details {
  display: flex;
  flex-direction: column;
}

.domain-name {
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.domain-name:hover {
  color: #60a5fa;
}

.domain-subinfo {
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
  font-family: var(--font-mono);
}

.badge-tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-muted);
}

/* Status Pills */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.status-pill.up {
  background: var(--up-bg);
  border: 1px solid var(--up-border);
  color: var(--up);
}

.status-pill.down {
  background: var(--down-bg);
  border: 1px solid var(--down-border);
  color: var(--down);
}

.status-pill.degraded {
  background: var(--degraded-bg);
  border: 1px solid var(--degraded-border);
  color: var(--degraded);
}

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

.status-indicator-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.status-pill.down .status-indicator-dot {
  animation: pulse-down 1.5s infinite;
}

@keyframes pulse-down {
  0% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(1.4); }
  100% { opacity: 1; transform: scale(1); }
}

/* HTTP Code Badges */
.http-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  display: inline-block;
}

.http-2xx, .http-3xx { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.http-4xx { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.http-5xx, .http-0 { background: rgba(239, 68, 68, 0.15); color: #f87171; }

/* Latency Display */
.latency-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.latency-bar {
  width: 45px;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.latency-fill {
  height: 100%;
  border-radius: 2px;
}

.latency-fast { background: var(--up); }
.latency-med { background: var(--degraded); }
.latency-slow { background: var(--down); }

/* SSL Badge */
.ssl-cell {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
}

.ssl-valid { color: var(--up); }
.ssl-expiring { color: var(--degraded); }
.ssl-invalid { color: var(--down); }

/* Actions */
.action-buttons {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 13, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  transform: scale(0.96);
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.active .modal-container {
  transform: scale(1);
}

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

.modal-title {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color 0.15s ease;
}

.modal-close:hover {
  color: #fff;
}

.modal-body {
  padding: 24px;
}

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

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

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text-main);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-help {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-switch {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  margin-top: 6px;
}

.form-switch input {
  cursor: pointer;
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

/* Settings Tabs */
.tab-nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
  padding-bottom: 8px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.tab-btn:hover {
  color: #fff;
}

.tab-btn.active {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

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

.toast {
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  color: #fff;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slide-in 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 280px;
}

.toast.toast-success { border-left: 4px solid var(--up); }
.toast.toast-error { border-left: 4px solid var(--down); }
.toast.toast-info { border-left: 4px solid var(--accent); }

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

/* Progress bar inside live check modal */
.progress-track {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 16px 0 8px;
}

.progress-thumb {
  height: 100%;
  background: linear-gradient(90deg, #3b82f6, #10b981);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
  width: 0%;
}

/* Live stream check log box */
.live-stream-box {
  background: #080c14;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  max-height: 220px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
}

.live-stream-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.live-stream-item:last-child {
  border-bottom: none;
}

/* Responsive */
@media (max-width: 900px) {
  .app-container {
    padding: 16px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .search-box {
    min-width: 100%;
    max-width: 100%;
  }
}