/* ==========================================================================
   VaultOps - Metadata Intelligence
   File: css/metadata-intelligence.css
   Purpose:
     Dedicated presentation styling for the Metadata Intelligence layer.
   Notes:
     - Pairs with inventory-surface-header.css
     - Uses the dark VaultOps visual system
   ========================================================================== */

:root {
  --bg-top: #111722;
  --bg-bottom: #0b1018;
  --panel: rgba(17, 24, 36, 0.94);
  --panel-soft: rgba(11, 17, 28, 0.88);
  --panel-border: rgba(138, 180, 255, 0.16);
  --panel-strong: rgba(138, 180, 255, 0.28);
  --text-main: #eef4ff;
  --text-muted: #b8c6da;
  --text-faint: #8799b3;
  --accent: #8ab4ff;
  --accent-soft: rgba(138, 180, 255, 0.14);
  --success-soft: rgba(84, 208, 154, 0.14);
  --success-text: #8de4bc;
  --warning-soft: rgba(255, 181, 76, 0.16);
  --warning-text: #ffcf86;
  --danger-soft: rgba(255, 108, 108, 0.16);
  --danger-text: #ff9f9f;
  --shadow: 0 18px 42px rgba(0, 0, 0, 0.32);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

/* --------------------------------------------------------------------------
   Page shell
   -------------------------------------------------------------------------- */
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at top left, rgba(47, 84, 160, 0.16), transparent 30%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  min-height: 100vh;
}

.metadata-shell {
  width: min(1500px, calc(100% - 40px));
  margin: 24px auto 40px;
}

/* --------------------------------------------------------------------------
   Hero extension
   -------------------------------------------------------------------------- */
.metadata-hero .hero-chip-value {
  letter-spacing: 0.02em;
}

.hero-icon {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

/* --------------------------------------------------------------------------
   KPI grid
   -------------------------------------------------------------------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(160px, 1fr));
  gap: 14px;
  margin: 18px 0 24px;
}

.kpi-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: var(--shadow);
}

.kpi-label {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-bottom: 8px;
}

.kpi-value {
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--text-main);
}

/* --------------------------------------------------------------------------
   Main layout
   -------------------------------------------------------------------------- */
.metadata-grid {
  display: grid;
  grid-template-columns: minmax(420px, 1.05fr) minmax(360px, 0.95fr);
  gap: 18px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.panel-title-block h2 {
  margin: 0 0 4px;
  font-size: 1.15rem;
}

.panel-subtitle {
  color: var(--text-faint);
  font-size: 0.9rem;
}

.panel-body {
  padding: 18px 20px 20px;
}

/* --------------------------------------------------------------------------
   Controls / filters
   -------------------------------------------------------------------------- */
.control-stack {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
}

.control-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 12px;
  align-items: end;
}

.control-field label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.control-field input,
.control-field select {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--panel-strong);
  background: rgba(9, 14, 24, 0.88);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  font-size: 0.95rem;
  outline: none;
}

.control-field input:focus,
.control-field select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(138, 180, 255, 0.12);
}

.action-button {
  border: 1px solid var(--panel-strong);
  background: linear-gradient(180deg, rgba(138, 180, 255, 0.16), rgba(138, 180, 255, 0.08));
  color: var(--text-main);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: 0.92rem;
  cursor: pointer;
}

.action-button:hover {
  border-color: var(--accent);
}

/* --------------------------------------------------------------------------
   Status line
   -------------------------------------------------------------------------- */
.load-status {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(138, 180, 255, 0.08);
  border: 1px solid rgba(138, 180, 255, 0.16);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.load-status.is-error {
  background: var(--danger-soft);
  border-color: rgba(255, 108, 108, 0.24);
  color: var(--danger-text);
}

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */
.table-wrap {
  overflow: auto;
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  text-align: left;
  font-size: 0.92rem;
}

th {
  position: sticky;
  top: 0;
  background: rgba(10, 15, 25, 0.96);
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  z-index: 1;
}

td.num,
th.num {
  text-align: right;
}

tbody tr {
  transition: background 120ms ease;
}

tbody tr:hover {
  background: rgba(138, 180, 255, 0.08);
  cursor: pointer;
}

.empty-row {
  text-align: center;
  color: var(--text-faint);
  padding: 24px 12px;
}

/* --------------------------------------------------------------------------
   Selected variable tiles
   -------------------------------------------------------------------------- */
.profile-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.profile-tile {
  background: var(--panel-soft);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

.profile-tile-label {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-bottom: 7px;
}

.profile-tile-value {
  font-size: 1.2rem;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1180px) {
  .metadata-grid {
    grid-template-columns: 1fr;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, minmax(180px, 1fr));
  }
}

@media (max-width: 760px) {
  .metadata-shell {
    width: min(100% - 20px, 1500px);
    margin-top: 12px;
  }

  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .control-row {
    grid-template-columns: 1fr;
  }

  .profile-strip {
    grid-template-columns: repeat(2, minmax(110px, 1fr));
  }
}