/* Web Monitor - Modern Crisp Dark Admin Theme (No Glassmorphism) */

:root {
  --bg-main: #0b0f19;
  --bg-card: #151c2c;
  --bg-card-hover: #1c263b;
  --bg-input: #1a2336;
  --border-color: #27354e;
  --border-focus: #3b82f6;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  
  --status-up: #10b981;
  --status-up-bg: rgba(16, 185, 129, 0.1);
  --status-down: #ef4444;
  --status-down-bg: rgba(239, 68, 68, 0.1);
  --status-warn: #f59e0b;
  --status-warn-bg: rgba(245, 158, 11, 0.1);

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

/* Sidebar */
.sidebar {
  width: 250px;
  background-color: var(--bg-card);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.brand-header {
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.brand-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  color: #fff;
}

.brand-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

.nav-menu {
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex-grow: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: all 0.2s ease;
  cursor: pointer;
}

.nav-item:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-main);
}

.nav-item.active {
  background-color: var(--primary);
  color: #ffffff;
}

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

.user-info {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-weight: 600;
  color: var(--text-main);
  font-size: 13px;
}

.user-role-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background-color: var(--bg-input);
  color: var(--primary);
  border: 1px solid var(--border-color);
  text-transform: uppercase;
  margin-top: 2px;
  width: fit-content;
}

.btn-logout {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
}

.btn-logout:hover {
  color: var(--status-down);
}

/* Main Content Area */
.main-wrapper {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.top-header {
  height: 64px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-card);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.content-body {
  padding: 24px;
  flex-grow: 1;
  overflow-y: auto;
}

/* Metrics Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.metric-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.metric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.metric-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-main);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

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

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

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
}

.btn-danger {
  background-color: var(--status-down-bg);
  color: var(--status-down);
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background-color: var(--status-down);
  color: #ffffff;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

/* Panel & Tables */
.panel {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  overflow: hidden;
}

.panel-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

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

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

.data-table th {
  background-color: rgba(0, 0, 0, 0.2);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
  vertical-align: middle;
}

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

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

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.badge-up {
  background-color: var(--status-up-bg);
  color: var(--status-up);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-down {
  background-color: var(--status-down-bg);
  color: var(--status-down);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-pending {
  background-color: var(--status-warn-bg);
  color: var(--status-warn);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.badge-up .status-dot { background-color: var(--status-up); }
.badge-down .status-dot { background-color: var(--status-down); }
.badge-pending .status-dot { background-color: var(--status-warn); }

/* Forms & Inputs */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.form-control:focus {
  border-color: var(--border-focus);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
}

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

.modal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  overflow: hidden;
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
}

.btn-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  background-color: rgba(0, 0, 0, 0.15);
}

/* Code Snippet Box for Mobile APIs */
.code-box {
  background-color: #0d1117;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px;
  font-family: monospace;
  font-size: 12px;
  color: #7ee787;
  overflow-x: auto;
  margin-top: 8px;
}

/* Auth View */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  width: 100%;
  background-color: var(--bg-main);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
}