/* /spa/css/style.css */

/* 1. INITIALIZE GLOBAL THEME TOKENS */
:root {
  color-scheme: dark;
  --page-bg: #050706;
  --panel-bg: #0b1110;
  --panel-bg-alt: #111817;
  --border-color: #263331;
  --muted-color: #8ca19d;
  --text-color: #e5fff9;
  --accent-color: #00d9ff;
  --link-color: #67ecff;
  --accent-rgb: 0,217,255;
  --success-color: #6aff7f;
  --warning-color: #ff7a00;
  --danger-color: #ff3b1f;
  --danger-rgb: 255,59,31;
  --shadow-elevation: 0 18px 70px rgba(0,0,0,.45);
  --topbar-bg: rgba(5,7,6,.9);
  --control-bg: #0e1514;
  --input-bg: #060a09;
  --nav-hover-bg: #0c1211;
  --danger-bg: #120909;
  --chart-overlay-bg: #030504;
  --detail-bg: #0d1312;
  --skeleton-gradient: linear-gradient(90deg,#0c1110,#172220,#0c1110);
  --grid-line-color: rgba(255,255,255,.04);
  --scan-line-color: rgba(255,255,255,.12);
}

/* 2. CORE SYSTEM LAYOUT DECORATION */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--page-bg);
  color: var(--text-color);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Page Headers Mapping View Logic */
h1 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-color);
  margin-top: 15px;
  margin-bottom: 30px;
  border-left: 4px solid var(--accent-color);
  padding-left: 12px;
}

/* KPI Responsive Display Grid */
.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  width: 100%;
}

@media (min-width: 768px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1200px) {
  .kpi-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* 3. COMPONENT MODEL WRAPPERS MATCHING DASHBOARD.JS */
.panel {
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-elevation);
  transition: border-color 0.2s ease, transform 0.15s ease;
}

.panel:hover {
  border-color: var(--link-color);
}

.panel-header {
  background: var(--panel-bg-alt);
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
}

.panel-header h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.75px;
  color: var(--muted-color);
}

/* KPI Inner Cards display settings */
.card {
  padding: 26px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card .value {
  font-size: 26px;
  font-weight: 700;
  color: var(--accent-color);
  font-family: 'Courier New', Courier, monospace;
  text-shadow: 0 0 10px rgba(var(--accent-rgb), 0.2); /* Soft cyberglow effect */
}

.card .label {
  font-size: 11px;
  color: var(--muted-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Hydration indicators and status notifications */
.loading-spinner {
  color: var(--accent-color);
  font-weight: bold;
  text-align: center;
  padding: 50px;
  font-size: 16px;
  letter-spacing: 1px;
}

.error-box {
  border-color: var(--danger-color) !important;
  background: var(--danger-bg) !important;
}
.error-box h2 {
  color: var(--danger-color) !important;
}