/* Premium industrial UI layer for RZPT web properties. */
:root,
html[data-theme="dark"] {
  --premium-bg: #080c13;
  --premium-panel: rgba(13, 20, 32, 0.82);
  --premium-panel-strong: rgba(16, 25, 40, 0.94);
  --premium-border: rgba(148, 163, 184, 0.18);
  --premium-border-strong: rgba(94, 234, 212, 0.34);
  --premium-text: #edf4ff;
  --premium-muted: #8ea3b8;
  --premium-cyan: #22d3ee;
  --premium-blue: #3b82f6;
  --premium-green: #22c55e;
  --premium-amber: #f59e0b;
  --premium-red: #ef4444;
}

html[data-theme="light"] {
  --premium-bg: #f5f8fb;
  --premium-panel: rgba(255, 255, 255, 0.9);
  --premium-panel-strong: rgba(255, 255, 255, 0.98);
  --premium-border: rgba(15, 23, 42, 0.12);
  --premium-border-strong: rgba(37, 99, 235, 0.22);
  --premium-text: #0f172a;
  --premium-muted: #64748b;
}

html {
  background:
    radial-gradient(circle at 12% 8%, rgba(34, 211, 238, 0.16), transparent 30%),
    radial-gradient(circle at 82% 12%, rgba(59, 130, 246, 0.14), transparent 34%),
    linear-gradient(135deg, var(--premium-bg), #0b1220 50%, #08111a);
}

body {
  background:
    linear-gradient(rgba(148, 163, 184, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.035) 1px, transparent 1px) !important;
  background-size: 40px 40px !important;
  color: var(--premium-text);
}

.global-nav,
.analytics-nav {
  background: rgba(7, 12, 20, 0.82) !important;
  border-bottom: 1px solid var(--premium-border) !important;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}

.global-nav a,
.analytics-nav .brand,
.analytics-nav .user-info {
  color: var(--premium-text) !important;
}

.main,
.container {
  max-width: 1440px !important;
}

.hero {
  text-align: left !important;
  min-height: min(760px, 84vh);
  display: grid;
  align-content: center;
  padding: 90px 0 70px !important;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 64px 0 48px auto;
  width: min(46vw, 560px);
  border: 1px solid var(--premium-border);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.72), rgba(15, 23, 42, 0.3)),
    repeating-linear-gradient(90deg, transparent 0 22px, rgba(34, 211, 238, 0.06) 23px 24px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.hero::after {
  content: "IIoT / ENERGY / VISION / DATA";
  position: absolute;
  right: 42px;
  top: 138px;
  color: rgba(226, 232, 240, 0.6);
  font-size: 12px;
  letter-spacing: 0.18em;
  pointer-events: none;
}

.hero h1 {
  max-width: 780px;
  letter-spacing: 0 !important;
  font-size: clamp(42px, 6vw, 78px) !important;
}

.hero .tagline {
  margin-left: 0 !important;
  max-width: 650px !important;
  font-size: 18px !important;
}

.hero .cta-group {
  justify-content: flex-start !important;
}

.hero .cta,
.analytics-nav .nav-actions button,
.login-banner a {
  border-radius: 8px !important;
}

.cta-primary,
.analytics-nav .refresh-btn,
.login-banner a {
  background: linear-gradient(135deg, var(--premium-blue), var(--premium-cyan)) !important;
  box-shadow: 0 14px 36px rgba(34, 211, 238, 0.22) !important;
}

.platform-card,
.stat-card,
.research-card,
.project-card,
.member-card,
.timeline-item,
.kpi-card,
.chart-box,
.anomaly-item,
.login-banner {
  background: var(--premium-panel) !important;
  border: 1px solid var(--premium-border) !important;
  border-radius: 8px !important;
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.06) !important;
  backdrop-filter: blur(18px);
}

.platform-card:hover,
.stat-card:hover,
.research-card:hover,
.project-card:hover,
.member-card:hover,
.kpi-card:hover,
.chart-box:hover,
.anomaly-item:hover {
  border-color: var(--premium-border-strong) !important;
  transform: translateY(-3px);
}

.section-header {
  text-align: left !important;
}

.section-header h2,
.chart-title,
.kpi-value {
  color: var(--premium-text) !important;
}

.section-header .label,
.section-header .desc,
.kpi-label,
.kpi-detail,
.anomaly-desc small {
  color: var(--premium-muted) !important;
}

.platform-grid,
.kpi-grid,
.chart-grid,
.stats-grid {
  gap: 18px !important;
}

.platform-card .pc-icon,
.kpi-icon {
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.chart-container {
  filter: saturate(1.08);
}

.anomaly-item .sev-badge,
.platform-card .pc-tags span,
.project-card .pj-tags span,
.chart-title .badge {
  border-radius: 6px !important;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
    text-align: left !important;
  }

  .hero::before,
  .hero::after {
    display: none;
  }
}