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

:root {
  --bg-main: #f3f6f9;
  --bg-sidebar: #0d1721;
  --bg-card: #ffffff;
  --bg-card-hover: #fafbfc;
  --border-card: #e3e8e6;
  
  --text-main: #1f2d3d;
  --text-muted: #5e6d82;
  --text-dim: #909399;
  
  --up-color: #00cf85;
  --up-bg: rgba(0, 207, 133, 0.1);
  --warn-color: #f59e0b;
  --warn-bg: rgba(245, 158, 11, 0.1);
  --down-color: #ff3838;
  --down-bg: rgba(255, 56, 56, 0.1);
  --paused-color: #475569;
  --paused-bg: rgba(71, 85, 105, 0.1);
  
  --primary-accent: #00cf85;
  --primary-hover: #00b875;
  --accent-gradient: linear-gradient(135deg, #00cf85 0%, #00b875 100%);
  
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
}

.shell {
  display: grid;
  grid-template-columns: 250px 1fr;
  min-height: 100vh;
}

/* Sidebar Rail (StatusCake Style) */
.rail {
  background: var(--bg-sidebar);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  color: #ffffff;
}

.brand {
  font-size: 1.4rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
  padding: 0 8px;
}

.brand-mark {
  background: var(--accent-gradient);
  color: white;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  color: #c7d2fe;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.92rem;
  transition: all 0.15s ease;
  cursor: pointer;
}

.nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
  color: #ffffff;
  background: var(--primary-accent);
  font-weight: 600;
}

.sidebar-status {
  margin-top: auto;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: #6ee7b7;
}

.sidebar-status .live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

/* Main Content Area */
.main {
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

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

.topbar h1 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #0f172a;
}

.actions {
  display: flex;
  gap: 10px;
}

/* Buttons */
.btn {
  background: #ffffff;
  color: #334155;
  border: 1px solid var(--border-card);
  padding: 9px 16px;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

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

.btn.primary {
  background: var(--primary-accent);
  border: 1px solid var(--primary-accent);
  color: white;
  box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
}

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

.btn.sm {
  padding: 5px 10px;
  font-size: 0.78rem;
}

.btn.danger {
  background: #fef2f2;
  color: #dc2626;
  border-color: #fecaca;
}

.btn.danger:hover {
  background: #fee2e2;
}

/* Overview Summary Box (Uptime.com Style) */
.overview-box {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 20px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.overview-col {
  display: flex;
  flex-direction: column;
  gap: 12px;

}

.overview-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 8px;
}

.overview-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.overview-item label {
  color: var(--text-muted);
  font-weight: 500;
}

.overview-item strong {
  font-family: var(--font-mono);
  font-weight: 700;
}

/* IP Scanner Card */
.scanner-banner {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.scanner-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #0f172a;
}

.scanner-info p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 2px;
}

.scanner-input-wrap {
  display: flex;
  gap: 8px;
  width: 420px;
}

.scanner-input-wrap input {
  flex: 1;
  background: #f8fafc;
  border: 1px solid var(--border-card);
  color: #0f172a;
  padding: 9px 14px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
}

.scanner-input-wrap input:focus {
  border-color: var(--primary-accent);
}

/* SaaS List Layout (StatusCake Style Table) */
.monitor-list {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

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

.monitor-table th {
  padding: 12px 16px;
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-muted);
  border-bottom: 2px solid #e2e8f0;
  background: #f8fafc;
}

.monitor-table td {
  padding: 12px 16px;
  vertical-align: middle;
  border-bottom: 1px solid #f1f5f9;
  background: #ffffff;
  transition: background 0.12s ease;
}

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

.monitor-table tr:hover td {
  background: #f8fafc;
}

.live-status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
  position: relative;
}

.live-status-dot.up {
  background-color: #10b981;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
}

.live-status-dot.down {
  background-color: #ef4444;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
  animation: pulse-dot-red 2s infinite;
}

.live-status-dot.degraded {
  background-color: #f59e0b;
  box-shadow: 0 0 8px rgba(245, 158, 11, 0.6);
}

.live-status-dot.paused {
  background-color: #94a3b8;
}

.live-status-dot.unknown {
  background-color: #cbd5e1;
  box-shadow: 0 0 6px rgba(203, 213, 225, 0.4);
}

@keyframes pulse-dot-red {
  0% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
  }
}

.monitor-row-status-bar {
  height: 100%;
  width: 8px;
}
.monitor-row.up .monitor-row-status-bar { background: var(--up-color); }
.monitor-row.degraded .monitor-row-status-bar { background: var(--warn-color); }
.monitor-row.down .monitor-row-status-bar { background: var(--down-color); }
.monitor-row.paused .monitor-row-status-bar { background: var(--paused-color); }

.monitor-info-cell {
  padding: 10px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.monitor-info-cell h3 {
  font-size: 0.92rem;
  font-weight: 700;
  color: #1e293b;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.monitor-info-cell span {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.monitor-type-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  background: #f1f5f9;
  color: #475569;
  border: 1px solid #e2e8f0;
  text-align: center;
  align-self: center;
  justify-self: center;
}

.monitor-latency-cell {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: #334155;
  text-align: center;
}

.monitor-uptime-cell {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--up-color);
  text-align: center;
}

.monitor-status-cell {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 6px;
  border-radius: 4px;
  text-align: center;
  width: fit-content;
  align-self: center;
  justify-self: center;
}
.monitor-row.up .monitor-status-cell { background: var(--up-bg); color: var(--up-color); }
.monitor-row.degraded .monitor-status-cell { background: var(--warn-bg); color: var(--warn-color); }
.monitor-row.down .monitor-status-cell { background: var(--down-bg); color: var(--down-color); }
.monitor-row.paused .monitor-status-cell { background: var(--paused-bg); color: var(--paused-color); }

.monitor-sparkline-cell {
  display: flex;
  gap: 2px;
  height: 20px;
  align-items: flex-end;
  padding: 0 12px;
}

.monitor-sparkline-cell .bar {
  flex: 1;
  background: #cbd5e1;
  border-radius: 1px;
  min-height: 3px;
  height: 4px;
}
.monitor-sparkline-cell .bar.ok { background: #38bdf8; }
.monitor-sparkline.bar-chart .bar.warn { background: var(--warn-color); }
.bar-chart .bar.bad { background: var(--down-color); }
.bar-chart .bar.unknown { background: #cbd5e1; opacity: 0.5; }
.bar-chart .bar:hover { transform: scaleY(1.2); }

.monitor-actions-cell {
  display: flex;
  gap: 4px;
  justify-content: flex-end;
}


/* Incidents List */
.incident-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.incident {
  background: #ffffff;
  border: 1px solid var(--border-card);
  padding: 14px 16px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.incident strong {
  font-size: 0.9rem;
  color: #dc2626;
}

.incident span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Modal Dialog */
dialog {
  background: transparent;
  border: none;
  padding: 0;
  max-width: 640px;
  width: 92vw;
  margin: auto;
  overflow: hidden !important;
  border-radius: 16px;
}

dialog::backdrop {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
}

.modal {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 28px;
  color: #0f172a;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  box-sizing: border-box !important;
  max-height: 88vh;
  overflow-x: hidden !important;
  overflow-y: auto;
}

.modal h2 {
  font-size: 1.3rem;
  font-weight: 800;
  color: #0f172a;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  width: 100%;
  box-sizing: border-box;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.field.full {
  grid-column: span 2;
}

.field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}

.field input, .field select, .field textarea {
  background-color: #f8fafc !important;
  border: 1px solid var(--border-card) !important;
  color: #0f172a !important;
  padding: 10px 12px !important;
  border-radius: 8px !important;
  font-family: inherit !important;
  font-size: 0.9rem !important;
  outline: none !important;
  width: 100% !important;
  box-sizing: border-box !important;
  text-overflow: ellipsis;
}

.field select {
  appearance: none !important;
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: right 12px center !important;
  padding-right: 36px !important;
  white-space: nowrap;
  overflow: hidden;
}

select option, select optgroup {
  background-color: #ffffff !important;
  color: #0f172a !important;
  padding: 10px !important;
  font-size: 0.9rem !important;
}

.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--primary-accent) !important;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 10px;
}

/* STRICT TAB SWITCHING DISPLAY RULES */
.tab-content {
  display: none !important;
}

.tab-content.active {
  display: flex !important;
  flex-direction: column;
  gap: 24px;
}

#detailsDialog {
  max-width: 860px;
  width: 95vw;
}

#detailsDialog .modal {
  max-width: 100%;
  width: 100%;
}