/* ============================================================
   Savvy HVAC Maintenance Manager — styles.css
   Mobile-first, professional blue/gray/white palette
   ============================================================ */

:root {
  --primary:       #1a56db;
  --primary-dark:  #1e429f;
  --primary-light: #ebf5ff;
  --success:       #057a55;
  --success-light: #def7ec;
  --danger:        #c81e1e;
  --danger-light:  #fde8e8;
  --warning:       #c27803;
  --warning-light: #fdf6b2;
  --gray-900:      #111827;
  --gray-800:      #1f2937;
  --gray-700:      #374151;
  --gray-600:      #4b5563;
  --gray-500:      #6b7280;
  --gray-400:      #9ca3af;
  --gray-300:      #d1d5db;
  --gray-200:      #e5e7eb;
  --gray-100:      #f3f4f6;
  --gray-50:       #f9fafb;
  --white:         #ffffff;
  --radius:        8px;
  --radius-lg:     12px;
  --shadow-sm:     0 1px 2px rgba(0,0,0,.06);
  --shadow:        0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:     0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.05);
  --shadow-lg:     0 10px 15px rgba(0,0,0,.10), 0 4px 6px rgba(0,0,0,.05);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--gray-100);
  color: var(--gray-900);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.5;
}

/* ── Header ───────────────────────────────────────────────── */
.app-header {
  background: var(--primary-dark);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.app-logo {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -.3px;
  padding: 14px 0;
  white-space: nowrap;
  flex-shrink: 0;
}

.app-logo span { color: rgba(255,255,255,.6); font-weight: 400; }

.app-nav {
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
  padding: 8px 0;
}

.nav-btn {
  background: transparent;
  border: none;
  color: rgba(255,255,255,.72);
  padding: 7px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: .85rem;
  font-weight: 500;
  transition: background .15s, color .15s;
  white-space: nowrap;
}
.nav-btn:hover  { background: rgba(255,255,255,.12); color: var(--white); }
.nav-btn.active { background: rgba(255,255,255,.22); color: var(--white); }

/* ── Footer ───────────────────────────────────────────────── */
.app-footer {
  text-align: center;
  font-size: .8rem;
  color: var(--gray-500);
  padding: 18px 16px 28px;
  border-top: 1px solid var(--gray-200);
}
.app-footer strong { color: var(--gray-700); }

/* ── Main layout ──────────────────────────────────────────── */
.app-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}

.app-section { display: none; }
.app-section.active { display: block; }

.section-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 20px;
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 16px;
}

.card-title {
  font-size: .95rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gray-200);
}

/* ── Stats grid ───────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 18px 14px;
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.stat-label {
  font-size: .75rem;
  color: var(--gray-500);
  margin-top: 6px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-size: .875rem;
  font-weight: 600;
  transition: filter .15s, background .15s, opacity .15s;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-primary   { background: var(--primary);      color: var(--white); }
.btn-primary:hover:not(:disabled)   { filter: brightness(1.1); }
.btn-secondary { background: var(--gray-200);     color: var(--gray-800); }
.btn-secondary:hover:not(:disabled) { background: var(--gray-300); }
.btn-success   { background: var(--success);      color: var(--white); }
.btn-success:hover:not(:disabled)   { filter: brightness(1.1); }
.btn-danger    { background: var(--danger);       color: var(--white); }
.btn-danger:hover:not(:disabled)    { filter: brightness(1.1); }
.btn-outline   { background: transparent; border: 1.5px solid var(--gray-300); color: var(--gray-700); }
.btn-outline:hover:not(:disabled)   { background: var(--gray-100); }

.btn-lg    { padding: 13px 24px; font-size: 1rem; }
.btn-sm    { padding: 6px 12px;  font-size: .8rem; font-weight: 500; }
.btn-xs    { padding: 4px 9px;   font-size: .75rem; font-weight: 500; }
.btn-block { width: 100%; }

.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Forms ────────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }

.form-label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: .4px;
}

.form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: .9rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}
.form-control::placeholder { color: var(--gray-400); }
textarea.form-control { resize: vertical; min-height: 80px; }

.form-control.field-filled {
  border-color: #2e7d32;
  background-color: #f0fdf4;
}
.form-control.field-empty {
  border-color: var(--danger);
  background-color: #fff8f8;
}
.form-control.field-filled:focus {
  border-color: #2e7d32;
  box-shadow: 0 0 0 3px rgba(46,125,50,.12);
}
.form-control.field-empty:focus {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(200,30,30,.12);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.form-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

/* ── Upload area ──────────────────────────────────────────── */
.upload-area {
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: all .2s;
  background: var(--gray-50);
  position: relative;
}
.upload-area:hover,
.upload-area.drag-over {
  border-color: var(--primary);
  background: var(--primary-light);
}

.upload-icon { font-size: 2.2rem; margin-bottom: 8px; }
.upload-label { font-weight: 600; color: var(--gray-700); }
.upload-hint  { font-size: .8rem; color: var(--gray-500); margin-top: 4px; }
.upload-area input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.image-preview-wrap {
  margin-top: 12px;
  display: none;
}
.image-preview-wrap.visible { display: block; }
.image-preview {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  background: var(--gray-50);
}

/* ── Field groups ─────────────────────────────────────────── */
.field-group-title {
  font-size: .75rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: .8px;
  margin: 20px 0 10px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--primary-light);
}

/* ── Equipment list ───────────────────────────────────────── */
.equipment-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 14px 16px;
  margin-bottom: 10px;
  border-left: 4px solid var(--primary);
  transition: box-shadow .15s;
}
.equipment-card:hover { box-shadow: var(--shadow-md); }

.equipment-card-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}

.equipment-card-info { flex: 1; min-width: 0; }
.equipment-card-title {
  font-weight: 700;
  color: var(--gray-900);
  font-size: .95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.equipment-card-sub {
  font-size: .82rem;
  color: var(--gray-500);
  margin-top: 3px;
}
.equipment-card-actions {
  display: flex;
  gap: 5px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 9999px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .3px;
}
.badge-blue   { background: var(--primary-light); color: var(--primary); }
.badge-green  { background: var(--success-light); color: var(--success); }
.badge-red    { background: var(--danger-light);  color: var(--danger);  }
.badge-yellow { background: var(--warning-light); color: var(--warning); }
.badge-gray   { background: var(--gray-200);      color: var(--gray-600); }


/* ── Search bar ───────────────────────────────────────────── */
.search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.search-bar .form-control { flex: 1; min-width: 180px; }

/* ── Empty state ──────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--gray-500);
}
.empty-state-icon { font-size: 3rem; margin-bottom: 12px; }
.empty-state-title { font-weight: 600; font-size: 1.05rem; color: var(--gray-700); }
.empty-state-text  { font-size: .875rem; margin-top: 6px; }

/* ── Alerts ───────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 14px;
  font-size: .875rem;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.alert-success { background: var(--success-light); color: var(--success); }
.alert-danger  { background: var(--danger-light);  color: var(--danger);  }
.alert-info    { background: var(--primary-light); color: var(--primary); }
.alert-warning { background: var(--warning-light); color: var(--warning); }

/* ── System check items ───────────────────────────────────── */
.check-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: .875rem;
}
.check-item:last-child { border-bottom: none; }
.check-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.check-dot.ok  { background: var(--success); }
.check-dot.err { background: var(--danger); }
.check-dot.warn { background: var(--warning); }
.check-item-label { flex: 1; font-weight: 500; color: var(--gray-700); }
.check-item-value { color: var(--gray-500); font-size: .8rem; }

/* ── Modal ────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px 16px;
  overflow-y: auto;
}
.modal-backdrop.hidden { display: none; }

.modal-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 860px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 48px);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}
.modal-title { font-size: 1.05rem; font-weight: 700; color: var(--gray-900); }

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ── Toast notifications ──────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 12px 18px;
  border-radius: var(--radius);
  color: var(--white);
  font-size: .875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toastIn .2s ease;
  max-width: 320px;
  pointer-events: auto;
}
.toast-success { background: var(--success); }
.toast-error   { background: var(--danger);  }
.toast-info    { background: var(--primary); }

@keyframes toastIn {
  from { transform: translateY(12px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ── Loading spinner ──────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2.5px solid rgba(255,255,255,.35);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin .6s linear infinite;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Divider ──────────────────────────────────────────────── */
hr.divider { border: none; border-top: 1px solid var(--gray-200); margin: 18px 0; }

/* ── Import/Export blocks ─────────────────────────────────── */
.ie-block {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 14px;
}
.ie-block-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 6px;
}
.ie-block-desc {
  font-size: .85rem;
  color: var(--gray-500);
  margin-bottom: 14px;
}

/* ── Dashboard recent list ────────────────────────────────── */
.recent-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: .875rem;
}
.recent-item:last-child { border-bottom: none; }
.recent-item-name { flex: 1; font-weight: 600; color: var(--gray-800); }
.recent-item-sub  { color: var(--gray-500); font-size: .8rem; }
.recent-item-date { color: var(--gray-400); font-size: .75rem; flex-shrink: 0; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .form-grid-3 { grid-template-columns: 1fr 1fr; }
  .form-grid-4 { grid-template-columns: 1fr 1fr; }
}

.hidden { display: none !important; }

@media (max-width: 560px) {
  .header-inner { gap: 8px; }
  .app-logo { font-size: .9rem; padding: 10px 0; }
  .nav-btn { padding: 6px 10px; font-size: .78rem; }
  .form-grid-2, .form-grid-3, .form-grid-4 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .equipment-card-actions { width: 100%; margin-top: 8px; }
  .modal-body { padding: 14px; }
}

/* ── Site Map ─────────────────────────────────────────────── */
.map-toolbar {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.map-legend {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 14px;
  font-size: .8rem;
  color: var(--gray-600);
}
.map-legend span { display: flex; align-items: center; gap: 6px; }
.map-leg {
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 2px solid;
  display: inline-block;
}
.map-leg-ok   { background: rgba(5,122,85,.15);   border-color: var(--success); }
.map-leg-svc  { background: rgba(194,120,3,.15);  border-color: var(--warning); }
.map-leg-att  { background: rgba(200,30,30,.15);  border-color: var(--danger);  }
.map-leg-oos  { background: rgba(90,100,110,.30); border-color: #4b5563; }
.map-leg-none { background: rgba(150,160,170,.15); border-color: #8a97a3; }

/* ── Pin maps (assets/map.js) ─────────────────────────────── */
.pinmap {
  position: relative;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gray-50);
  touch-action: manipulation;
  user-select: none;
}
.pinmap img { display: block; width: 100%; height: auto; pointer-events: none; }
.pin-layer { position: absolute; inset: 0; }
.pinmap.editing .pin-layer { cursor: crosshair; outline: 3px dashed var(--primary); outline-offset: -3px; }

.pin {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #8a97a3;
  background: rgba(255,255,255,.88);
  color: var(--gray-800);
  font: 700 .72rem/1 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  text-decoration: none;
  box-shadow: 0 1px 4px rgba(0,0,0,.35);
  cursor: pointer;
  padding: 0;
}
.pin:hover, .pin:focus-visible { transform: translate(-50%, -50%) scale(1.15); z-index: 2; }
.pin-unit { width: 30px; height: 30px; border-radius: 50%; }
.pin-unit .pin-text { max-width: 26px; overflow: hidden; white-space: nowrap; }
.pin-building { padding: 5px 9px; border-radius: 999px; border-color: var(--primary); color: var(--primary-dark); max-width: 160px; }
.pin-building .pin-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pinmap.editing .pin { cursor: grab; touch-action: none; }
.pin.dragging { cursor: grabbing; z-index: 3; box-shadow: 0 0 0 4px rgba(26,86,219,.35); }

.pin.status-operational     { border-color: var(--success); background: #e3f6ec; color: var(--success); }
.pin.status-service_due     { border-color: var(--warning); background: #fdf3cf; color: #8a5502; }
.pin.status-needs_attention { border-color: var(--danger);  background: #fde2e2; color: var(--danger); }
.pin.status-out_of_service  { border-color: #374151; background: #d1d5db; color: #1f2937; }

.map-hint { font-size: .85rem; background: var(--warning-light); color: #7a4a00; padding: 8px 12px; border-radius: var(--radius); margin-bottom: 10px; }
.map-caption { font-size: .8rem; margin-top: 8px; text-align: center; }
.map-status { margin-top: 8px; font-size: .85rem; padding: 6px 10px; border-radius: var(--radius); }
.map-status.ok  { background: var(--success-light); color: var(--success); }
.map-status.err { background: var(--danger-light);  color: var(--danger); }
.map-panel { margin-top: 10px; padding: 12px; border: 1px solid var(--gray-200); border-radius: var(--radius); background: var(--gray-50); }
.map-panel-title { font-weight: 700; margin-bottom: 8px; }
.map-panel-select { max-width: 280px; padding: 6px 10px; font-size: .85rem; }

/* ── Page structure ───────────────────────────────────────── */
a { color: var(--primary); }
.app-logo { color: var(--white); text-decoration: none; }
a.nav-btn { text-decoration: none; display: inline-block; }
.app-nav { align-items: center; }
.nav-form { display: inline-flex; margin: 0; }
button.nav-btn { font-family: inherit; line-height: inherit; }
.header-user {
  max-width: 1200px; margin: 0 auto; padding: 0 16px 8px;
  font-size: .75rem; color: rgba(255,255,255,.65);
}
.breadcrumbs { font-size: .82rem; color: var(--gray-500); margin-bottom: 14px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.breadcrumbs a { color: var(--gray-600); text-decoration: none; }
.breadcrumbs a:hover { color: var(--primary); text-decoration: underline; }
.crumb-sep { color: var(--gray-400); }
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.muted { color: var(--gray-500); }
.text-danger { color: var(--danger); font-weight: 600; }
.req { color: var(--danger); }
.field-hint { font-size: .78rem; color: var(--gray-500); margin-top: 4px; }
.check { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: .9rem; margin: 4px 0; }
.check-list { max-height: 260px; overflow: auto; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 8px 12px; }
.thumb { display: block; max-width: 220px; max-height: 160px; border-radius: var(--radius); border: 1px solid var(--gray-200); margin-bottom: 6px; }
code.pw { font-size: 1.05rem; background: var(--white); padding: 2px 8px; border-radius: 4px; user-select: all; }
.badge-dark { background: #374151; color: var(--white); }
.alert a { color: inherit; }

.login-wrap { max-width: 420px; margin: 40px auto; }

/* Lists */
.list { display: flex; flex-direction: column; }
.list-row {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 12px 4px; border-bottom: 1px solid var(--gray-200); color: inherit; text-decoration: none;
}
.list-row:last-child { border-bottom: none; }
a.list-row:hover { background: var(--gray-50); }
.list-row-title { font-weight: 700; color: var(--gray-900); text-decoration: none; }
a.list-row-title:hover { color: var(--primary); }
.list-row-sub { font-size: .8rem; color: var(--gray-500); margin-top: 2px; }
.list-row-right { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: .8rem; }
.list-group-title { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; color: var(--gray-500); padding: 14px 4px 4px; }
.summary-total { font-weight: 600; color: var(--gray-700); margin-right: 4px; }
.owner-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }

/* Tables */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.table th { text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .4px; color: var(--gray-500); padding: 8px 10px; border-bottom: 2px solid var(--gray-200); white-space: nowrap; }
.table td { padding: 9px 10px; border-bottom: 1px solid var(--gray-100); vertical-align: top; }
.table tbody tr:hover td { background: var(--gray-50); }
.table-history td { white-space: nowrap; }
.table-history .row-notes td { white-space: normal; background: var(--gray-50); font-size: .82rem; color: var(--gray-700); border-bottom: 1px solid var(--gray-200); }
.row-inactive td { opacity: .55; }

/* Unit page: equipment facts vs. readings are visually distinct */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.two-col > .card { margin-bottom: 16px; }
.card-equipment { border-top: 4px solid var(--primary); }
.card-readings  { border-top: 4px solid var(--success); }
.card-tag { font-size: .7rem; font-weight: 600; text-transform: none; letter-spacing: 0; color: var(--gray-400); margin-left: 6px; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; font-size: .9rem; }
.facts dt { color: var(--gray-500); }
.facts dd { color: var(--gray-900); font-weight: 500; }
.notes-box { margin-top: 12px; padding: 10px 12px; background: var(--gray-50); border-radius: var(--radius); font-size: .88rem; }
.readings-date { font-size: .8rem; color: var(--gray-500); margin-bottom: 10px; }
.readings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 10px; }
.reading { background: var(--success-light); border-radius: var(--radius); padding: 10px; text-align: center; }
.reading-value { font-size: 1.35rem; font-weight: 800; color: var(--gray-900); }
.reading-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .4px; color: var(--gray-600); margin-top: 2px; }

/* Photos */
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin-bottom: 14px; }
.photo { display: block; text-decoration: none; color: var(--gray-700); font-size: .78rem; }
.photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--gray-200); }
.photo-caption { display: block; margin-top: 4px; }
.photo-upload { border-top: 1px solid var(--gray-200); padding-top: 14px; margin-top: 6px; }
.danger-zone { text-align: right; margin-bottom: 20px; }

@media (max-width: 760px) {
  .two-col { grid-template-columns: 1fr; gap: 0; }
  .facts { grid-template-columns: 1fr 1.4fr; }
}