/* ELECTRO LIVE TECH — DATA CENTRE CONSOLE STYLESHEET */
:root {
  --dc-bg: #0f172a;
  --dc-card-bg: #1e293b;
  --dc-border: #334155;
  --dc-text-main: #f8fafc;
  --dc-text-muted: #94a3b8;
  --dc-cyan: #06b6d4;
  --dc-emerald: #10b981;
  --dc-amber: #f59e0b;
  --dc-rose: #f43f5e;
  --dc-blue: #3b82f6;
  --dc-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background-color: var(--dc-bg);
  color: var(--dc-text-main);
  font-family: var(--dc-font);
  min-height: 100vh;
  line-height: 1.5;
}

/* HEADER BAR */
.dc-header {
  background: #090d16;
  border-bottom: 1px solid var(--dc-border);
  padding: 14px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}
.dc-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.dc-brand-icon {
  background: linear-gradient(135deg, #06b6d4, #3b82f6);
  color: #fff;
  font-weight: 900;
  font-size: 1.1rem;
  padding: 6px 12px;
  border-radius: 8px;
  letter-spacing: 1px;
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}
.dc-brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #ffffff;
}
.dc-brand-subtitle {
  font-size: 0.75rem;
  color: var(--dc-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.dc-status-pill {
  background: rgba(16, 185, 129, 0.15);
  color: var(--dc-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}
.dc-status-dot {
  width: 8px;
  height: 8px;
  background: var(--dc-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--dc-emerald);
  animation: pulse 1.5s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* NAVIGATION TABS */
.dc-nav {
  background: #111827;
  border-bottom: 1px solid var(--dc-border);
  padding: 0 28px;
  display: flex;
  gap: 4px;
  overflow-x: auto;
}
.dc-nav-btn {
  background: transparent;
  color: var(--dc-text-muted);
  border: none;
  border-bottom: 3px solid transparent;
  padding: 12px 18px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}
.dc-nav-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.03);
}
.dc-nav-btn.active {
  color: var(--dc-cyan);
  border-bottom-color: var(--dc-cyan);
  background: rgba(6, 182, 212, 0.08);
}
.dc-badge {
  background: #334155;
  color: #f8fafc;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
}
.dc-nav-btn.active .dc-badge {
  background: var(--dc-cyan);
  color: #0f172a;
}

/* MAIN CONTAINER */
.dc-container {
  padding: 28px;
  max-width: 1600px;
  margin: 0 auto;
}

/* METRICS GRID */
.dc-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}
.dc-metric-card {
  background: var(--dc-card-bg);
  border: 1px solid var(--dc-border);
  border-radius: 12px;
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.dc-metric-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 4px; height: 100%;
  background: var(--dc-cyan);
}
.dc-metric-label {
  font-size: 0.78rem;
  color: var(--dc-text-muted);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.dc-metric-value {
  font-size: 1.8rem;
  font-weight: 900;
  color: #ffffff;
  margin-top: 4px;
}
.dc-metric-sub {
  font-size: 0.75rem;
  color: var(--dc-emerald);
  margin-top: 4px;
  font-weight: 600;
}

/* DATA TABLE CONTAINER */
.dc-table-box {
  background: var(--dc-card-bg);
  border: 1px solid var(--dc-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.dc-table-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--dc-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  background: rgba(15, 23, 42, 0.4);
}
.dc-table-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
}
.dc-search-box {
  display: flex;
  gap: 12px;
  align-items: center;
}
.dc-input {
  background: #0f172a;
  border: 1px solid var(--dc-border);
  color: #ffffff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.88rem;
  outline: none;
}
.dc-input:focus {
  border-color: var(--dc-cyan);
  box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.2);
}
.dc-btn {
  background: var(--dc-cyan);
  color: #0f172a;
  border: none;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}
.dc-btn:hover {
  background: #22d3ee;
  transform: translateY(-1px);
}
.dc-btn-secondary {
  background: #334155;
  color: #ffffff;
}
.dc-btn-secondary:hover {
  background: #475569;
}
.dc-btn-danger {
  background: var(--dc-rose);
  color: #ffffff;
}
.dc-btn-danger:hover {
  background: #e11d48;
}

/* DATA TABLES */
.dc-table-wrapper {
  overflow-x: auto;
}
.dc-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}
.dc-table th {
  background: #0f172a;
  color: var(--dc-text-muted);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.5px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--dc-border);
}
.dc-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
  color: #e2e8f0;
}
.dc-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}
.dc-img-thumb {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--dc-border);
  background: #0f172a;
}
.dc-tag {
  display: inline-block;
  background: #0f172a;
  border: 1px solid var(--dc-border);
  color: var(--dc-cyan);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

/* MODAL POPUPS */
.dc-modal-overlay {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}
.dc-modal {
  background: var(--dc-card-bg);
  border: 1px solid var(--dc-border);
  border-radius: 14px;
  width: 100%;
  max-width: 750px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.dc-modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--dc-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dc-modal-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: #ffffff;
}
.dc-modal-close {
  background: transparent;
  border: none;
  color: var(--dc-text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}
.dc-modal-close:hover { color: #ffffff; }
.dc-modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}
.dc-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--dc-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}
.dc-form-group {
  margin-bottom: 18px;
}
.dc-form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--dc-text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.dc-form-control {
  width: 100%;
  background: #0f172a;
  border: 1px solid var(--dc-border);
  color: #ffffff;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  outline: none;
  font-family: inherit;
}
.dc-form-control:focus {
  border-color: var(--dc-cyan);
}
textarea.dc-form-control { min-height: 100px; resize: vertical; }

/* AUTH BOX */
.dc-auth-box {
  max-width: 440px;
  margin: 80px auto;
  background: var(--dc-card-bg);
  border: 1px solid var(--dc-border);
  border-radius: 16px;
  padding: 36px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  text-align: center;
}