/* =================================================================
   Design system
   ================================================================= */

:root {
  /* ── Neutrals — barely-tinted ocean ──────────────────────────── */
  --bg-page:       #f6f9fb;
  --bg-card:       #ffffff;
  --bg-hover:      #eff4f7;
  --bg-subtle:     #f1f5f8;

  --text:          #0f1d2c;
  --text-muted:    #64748b;
  --text-heading:  #0a1420;
  --text-on-accent:#ffffff;

  /* ── Borders ─────────────────────────────────────────────────── */
  --border:        #e1e8ed;
  --border-strong: #c9d3db;

  /* ── Brand: Reef Secrets (bright reef cyan, deep navy, gold) ─── */
  --accent:        #00a4db;   /* reef cyan — primary */
  --accent-hover:  #007fb0;   /* deeper on hover */
  --accent-soft:   #e0f4fb;   /* tint for backgrounds */
  --accent-subtle: #f0faff;
  --brand-navy:    #0b2b4a;   /* deep navy for strong accents */
  --brand-gold:    #f5b83d;   /* seahorse gold */

  /* ── Status — muted, earthy ──────────────────────────────────── */
  --status-normal:     #047857;
  --status-normal-bg:  #ecfdf5;
  --status-warn:       #b45309;
  --status-warn-bg:    #fef3c7;
  --status-crit:       #b91c1c;
  --status-crit-bg:    #fee2e2;
  --status-info:       #1e40af;
  --status-info-bg:    #e0e7ff;

  /* ── Shadows — soft, layered, ambient ────────────────────────── */
  --shadow-xs:  0 1px 2px rgba(15, 29, 44, 0.04);
  --shadow-sm:  0 1px 3px rgba(15, 29, 44, 0.05), 0 1px 2px rgba(15, 29, 44, 0.03);
  --shadow-md:  0 6px 18px rgba(15, 29, 44, 0.08), 0 2px 6px rgba(15, 29, 44, 0.04);
  --shadow-lg:  0 20px 48px rgba(15, 29, 44, 0.14);
  --shadow-accent: 0 6px 16px rgba(0, 164, 219, 0.28);

  /* ── Type scale ──────────────────────────────────────────────── */
  --fs-xs:   0.75rem;    /* 12 */
  --fs-sm:   0.8125rem;  /* 13 */
  --fs-base: 0.9375rem;  /* 15 */
  --fs-md:   1rem;       /* 16 */
  --fs-lg:   1.125rem;   /* 18 */
  --fs-xl:   1.375rem;   /* 22 */
  --fs-2xl:  1.75rem;    /* 28 */

  /* ── Spacing rhythm (4px base) ───────────────────────────────── */
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  20px;
  --sp-6:  24px;
  --sp-8:  32px;
  --sp-10: 40px;
  --sp-12: 48px;

  /* ── Corner radii — softer, more contemporary ───────────────── */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --r-pill: 999px;

  /* ── Motion ──────────────────────────────────────────────────── */
  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.12s ease;

  /* ── Accent gradient — for primary CTAs ──────────────────────── */
  --accent-grad: linear-gradient(135deg, #18b3e6 0%, #0092c6 100%);

  /* ── Fonts ───────────────────────────────────────────────────── */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: 'JetBrains Mono', "SF Mono", Menlo, Monaco, Consolas, monospace;
}

/* =================================================================
   Global
   ================================================================= */

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

html { -webkit-text-size-adjust: 100%; }
html, body { height: 100%; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 520px at 100% -8%, rgba(0, 164, 219, 0.06), transparent 62%),
    radial-gradient(900px 480px at -5% 0%, rgba(11, 43, 74, 0.045), transparent 58%),
    var(--bg-page);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-sans);
  font-feature-settings: 'cv11';
  font-size: var(--fs-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--sp-3);
  color: var(--text-heading);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
}
h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }
h4, h5 { font-size: var(--fs-md); }

p { margin: 0 0 var(--sp-3); }

a, a:visited { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

hr { border: 0; border-top: 1px solid var(--border); margin: var(--sp-6) 0; }

::selection { background: var(--accent-soft); color: var(--text-heading); }

/* Numeric data always uses tabular numerals so columns line up */
.tabular, .el-value, .target-hint, .gauge-scale, .num,
.manual-input input, input[type="number"] {
  font-variant-numeric: tabular-nums;
}

/* =================================================================
   Topbar
   ================================================================= */

.topbar {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  padding: 0 var(--sp-6);
  min-height: 58px;
}
.topbar .navbar-brand,
.topbar .navbar-brand:hover {
  color: var(--text-heading);
  font-weight: 700;
  font-size: var(--fs-md);
  letter-spacing: -0.015em;
  padding: 0;
  margin-right: var(--sp-6);
}
.topbar .navbar-brand i { color: var(--accent); }

/* Shop link — small external link to Reef Secrets store */
.topbar .shop-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: var(--fs-sm);
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--r-md);
  text-decoration: none;
  transition: color 0.12s ease, background 0.12s ease;
}
.topbar .shop-link:hover {
  color: var(--accent);
  background: var(--accent-soft);
}
.topbar .shop-link i { font-size: 11px; opacity: 0.7; }

.topbar .navbar-nav { gap: 2px; }
.topbar .nav-link {
  color: var(--text-muted);
  padding: 7px 12px;
  margin: 0 1px;
  border-radius: var(--r-md);
  font-weight: 550;
  font-size: var(--fs-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.topbar .nav-link:hover {
  color: var(--text-heading);
  background: var(--bg-hover);
}
.topbar .nav-link.active {
  color: var(--accent-hover);
  background: var(--accent-soft);
}

/* =================================================================
   Buttons (Bootstrap overrides)
   ================================================================= */

.btn {
  font-family: var(--font-sans);
  font-weight: 550;
  font-size: var(--fs-sm);
  border-radius: var(--r-md);
  padding: 7px 14px;
  transition: background var(--transition-fast), border-color var(--transition-fast),
              color var(--transition-fast), box-shadow var(--transition),
              transform var(--transition);
}
.btn:active { transform: translateY(0.5px); }
.btn-sm { padding: 5px 11px; font-size: var(--fs-xs); }

.btn-primary {
  background: var(--accent-grad);
  border-color: transparent;
  color: var(--text-on-accent);
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--accent-grad);
  border-color: transparent;
  color: var(--text-on-accent);
  box-shadow: 0 8px 22px rgba(0, 164, 219, 0.36);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); box-shadow: var(--shadow-accent); }

.btn-outline-light {
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
}
.btn-outline-light:hover {
  color: var(--text-heading);
  background: var(--bg-hover);
  border-color: var(--border-strong);
}

.btn-secondary {
  background: var(--bg-hover);
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-secondary:hover {
  background: var(--border);
  border-color: var(--border-strong);
  color: var(--text-heading);
}

.btn-outline-danger {
  color: var(--status-crit);
  border-color: var(--border-strong);
}
.btn-outline-danger:hover {
  color: white;
  background: var(--status-crit);
  border-color: var(--status-crit);
}

.btn-outline-warning {
  color: var(--status-warn);
  border-color: var(--border-strong);
}
.btn-outline-warning:hover {
  color: white;
  background: var(--status-warn);
  border-color: var(--status-warn);
}

.btn:focus { box-shadow: 0 0 0 3px rgba(0, 164, 219, 0.18); }

/* =================================================================
   Forms
   ================================================================= */

.form-control, .form-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--r-md);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  padding: 6px 10px;
  transition: border-color 0.1s ease, box-shadow 0.1s ease;
}
.form-control:focus, .form-select:focus {
  background: var(--bg-card);
  border-color: var(--accent);
  color: var(--text);
  box-shadow: 0 0 0 3px rgba(0, 164, 219, 0.12);
  outline: 0;
}
.form-control::placeholder { color: var(--text-muted); opacity: 0.65; }
.form-control-sm { padding: 4px 8px; font-size: var(--fs-xs); }

.form-label {
  color: var(--text);
  font-weight: 500;
  font-size: var(--fs-sm);
  margin-bottom: 4px;
}
.form-text {
  color: var(--text-muted);
  font-size: var(--fs-xs);
}

.input-group-text {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
}

/* Native input color-scheme */
input[type="date"].form-control,
input[type="number"].form-control,
input[type="text"].form-control,
input[type="password"].form-control { color-scheme: light; }
input[type="date"].form-control::-webkit-calendar-picker-indicator {
  opacity: 0.5; cursor: pointer; filter: none;
}

/* =================================================================
   Modals
   ================================================================= */

.modal-content {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}
.modal-header, .modal-footer {
  border-color: var(--border);
  padding: var(--sp-4) var(--sp-5);
}
.modal-body { padding: var(--sp-5); }
.modal-title { color: var(--text-heading); font-weight: 600; font-size: var(--fs-md); }
.btn-close { filter: none; opacity: 0.5; }
.btn-close:hover { opacity: 0.9; }

.dropdown-menu {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  padding: 4px;
  font-size: var(--fs-sm);
}
.dropdown-item {
  color: var(--text);
  border-radius: var(--r-sm);
  padding: 6px 10px;
}
.dropdown-item:hover, .dropdown-item:focus {
  background: var(--bg-hover);
  color: var(--text-heading);
}
.dropdown-divider { border-color: var(--border); margin: 4px 0; }

/* =================================================================
   Login
   ================================================================= */

#login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-4);
  background:
    radial-gradient(ellipse 64% 52% at 16% 14%, rgba(0, 164, 219, 0.22) 0%, transparent 60%),
    radial-gradient(ellipse 70% 58% at 86% 86%, rgba(11, 43, 74, 0.16) 0%, transparent 62%),
    radial-gradient(ellipse 56% 48% at 62% 38%, rgba(153, 246, 228, 0.18) 0%, transparent 60%),
    var(--bg-page);
}
.login-box {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--r-xl);
  padding: var(--sp-8);
  width: 100%;
  max-width: 392px;
  box-shadow: var(--shadow-lg);
}
.login-box h1 {
  font-size: var(--fs-xl);
  margin-bottom: var(--sp-6);
  font-weight: 700;
  text-align: center;
}
.login-box h1 i { color: var(--accent); }

.login-partner {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: var(--sp-6);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--border);
  gap: 8px;
}
.login-partner .label {
  font-size: 10.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}
.login-partner a { display: block; }
.login-partner img {
  max-height: 32px;
  width: auto;
  opacity: 0.85;
  transition: opacity 0.15s ease;
}
.login-partner a:hover img { opacity: 1; }

/* Admin: email masking banner + reveal affordance */
.admin-mask-banner {
  padding: 8px 12px;
  background: var(--accent-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.admin-mask-banner i { color: var(--accent); margin-right: 4px; }

.btn-reveal {
  vertical-align: baseline;
  color: var(--text-muted);
  text-decoration: none;
  line-height: 1;
}
.btn-reveal:hover { color: var(--accent); }

.masked-email.revealed,
.masked-username.revealed {
  background: var(--accent-subtle);
  padding: 1px 6px;
  border-radius: 4px;
}

/* Captcha question pill in the registration form */
.captcha-question {
  display: inline-block;
  padding: 6px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 14px;
  color: var(--text-heading);
  font-weight: 600;
  white-space: nowrap;
}

/* =================================================================
   Main content rhythm
   ================================================================= */

main.container-fluid {
  max-width: 1280px;
  padding: var(--sp-8) var(--sp-6);
}
section[data-view] { animation: fadein 0.15s ease; }
@keyframes fadein { from { opacity: 0; } to { opacity: 1; } }

/* Page-level H2 on each view */
section[data-view] > .d-flex > h2.h4 {
  font-size: var(--fs-xl);
  font-weight: 600;
  margin: 0;
}

/* =================================================================
   Cards (tests / tanks list)
   ================================================================= */

.card-dark {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-4) var(--sp-5);
  margin-bottom: var(--sp-3);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition),
              transform var(--transition);
}
.card-dark:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.card-dark .title {
  font-weight: 600;
  color: var(--text-heading);
  font-size: var(--fs-md);
  line-height: 1.3;
}
.card-dark .meta {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-top: 2px;
}

/* =================================================================
   Status chips & pills — flat, readable
   ================================================================= */

.status-chip {
  display: inline-flex; align-items: center;
  padding: 3px 9px;
  font-size: var(--fs-xs);
  font-weight: 600;
  border-radius: var(--r-pill);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 1.4;
}
.status-chip.normal,
.pill-normal        { background: var(--status-normal-bg); color: var(--status-normal); }
.status-chip.low,
.status-chip.warning_low,
.status-chip.critical_low,
.pill-low           { background: var(--status-info-bg); color: var(--status-info); }
.status-chip.high,
.status-chip.warning_high,
.pill-off, .pill-warning
                    { background: var(--status-warn-bg); color: var(--status-warn); }
.status-chip.critical_high,
.pill-crit          { background: var(--status-crit-bg); color: var(--status-crit); }
.pill-empty         { background: var(--bg-subtle); color: var(--text-muted); }

.status-pills {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
  font-size: var(--fs-xs);
}
.status-pills .pill {
  padding: 3px 9px;
  border-radius: var(--r-pill);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  text-transform: none;
  letter-spacing: 0;
}
.status-pills .pill i { font-size: 10px; }

/* =================================================================
   Category headings
   ================================================================= */

.elements-category-title {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin: var(--sp-6) 0 var(--sp-3);
  padding: 0;
  border: 0;
}
.elements-category-title:first-child { margin-top: var(--sp-2); }

/* =================================================================
   Element gauge card
   ================================================================= */

.test-detail-wrap { max-width: 1280px; margin: 0 auto; }

.elements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
}

.element-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-3) var(--sp-4) var(--sp-4);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--transition-fast), box-shadow var(--transition),
              transform var(--transition);
}
.element-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.element-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--sp-3);
  margin-bottom: var(--sp-2);
}
.element-card .name {
  font-weight: 600;
  color: var(--text-heading);
  font-size: var(--fs-sm);
}
.element-card .value {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: var(--fs-md);
  color: var(--text-heading);
  white-space: nowrap;
  letter-spacing: -0.01em;
}
.element-card .value .unit {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: 400;
  margin-left: 2px;
}
.element-info-btn {
  color: var(--text-muted);
  padding: 0 0 0 6px !important;
  font-size: var(--fs-sm);
  line-height: 1;
  text-decoration: none;
}
.element-info-btn:hover { color: var(--accent); }
.element-description {
  margin-top: var(--sp-3);
  padding: var(--sp-3);
  background: var(--bg-subtle);
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  line-height: 1.55;
  color: var(--text);
  border-left: 3px solid var(--accent);
}

/* Gauge — simpler, flatter, precise */
.gauge {
  --stop1: 15%;
  --stop2: 30%;
  --stop3: 70%;
  --stop4: 85%;
  --marker-pos: 50%;
  position: relative;
  height: 8px;
  margin: var(--sp-3) 0 var(--sp-1);
}
.gauge-track {
  position: absolute; inset: 0;
  border-radius: 2px;
  overflow: hidden;
  background: linear-gradient(
    to right,
    #dc2626 0%, #dc2626 var(--stop1),
    #d97706 var(--stop1), #d97706 var(--stop2),
    #047857 var(--stop2), #047857 var(--stop3),
    #d97706 var(--stop3), #d97706 var(--stop4),
    #dc2626 var(--stop4), #dc2626 100%
  );
  box-shadow: inset 0 0 0 1px rgba(15, 29, 44, 0.08);
}
.gauge-track::after {
  content: "";
  position: absolute;
  left: var(--stop2);
  right: calc(100% - var(--stop3));
  top: 0; bottom: 0;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.3);
}
.gauge-marker {
  position: absolute;
  top: -5px; bottom: -5px;
  left: var(--marker-pos);
  width: 2px;
  background: var(--text-heading);
  transform: translateX(-50%);
  border-radius: 1px;
  pointer-events: none;
}
.gauge-marker::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--text-heading);
  border: 2px solid var(--bg-card);
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow: 0 1px 3px rgba(15,29,44,0.3);
}
.gauge-marker.out-of-range { background: var(--status-crit); }
.gauge-marker.out-of-range::before { background: var(--status-crit); }

.gauge-scale {
  display: flex;
  justify-content: space-between;
  font-size: 10.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-top: var(--sp-2);
  padding: 0 1px;
}

.element-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--sp-2);
  gap: var(--sp-2);
  flex-wrap: wrap;
}
.element-card-foot .target-range {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-family: var(--font-mono);
}

/* =================================================================
   Dashboard
   ================================================================= */

.dashboard-tank-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--sp-5) var(--sp-6) var(--sp-6);
  margin-bottom: var(--sp-6);
  box-shadow: var(--shadow-sm);
}
.dashboard-tank-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sp-4);
}
.dashboard-tank-header h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}
.dashboard-tank-meta {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-bottom: var(--sp-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.dashboard-tank-actions { display: flex; gap: var(--sp-2); }
.dashboard-tank-card .elements-grid {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-2);
}

/* =================================================================
   History — chart cards
   ================================================================= */

.history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--sp-3);
}
.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-4);
}
.chart-card h6 {
  margin-bottom: var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-heading);
}
.chart-card canvas { max-height: 160px; }
.chart-card .unit-badge {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: 400;
  font-family: var(--font-mono);
}
.elements-category-title.history-cat { grid-column: 1 / -1; }

/* =================================================================
   Breakdown
   ================================================================= */

.breakdown-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-8);
  line-height: 1.65;
  color: var(--text);
  font-size: var(--fs-base);
}
.breakdown-content h2 {
  font-size: var(--fs-md);
  color: var(--text-heading);
  font-weight: 600;
  margin: var(--sp-6) 0 var(--sp-3);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--border);
  letter-spacing: 0;
}
.breakdown-content h2:first-child { margin-top: 0; }
.breakdown-content ol, .breakdown-content ul {
  padding-left: var(--sp-5);
  margin: 0 0 var(--sp-3);
}
.breakdown-content li { margin-bottom: var(--sp-2); }
.breakdown-content strong { color: var(--text-heading); font-weight: 600; }
.breakdown-content p { margin: 0 0 var(--sp-3); }
.breakdown-meta {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-bottom: var(--sp-4);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

/* =================================================================
   Tank-type badge — subdued
   ================================================================= */

.tank-type-badge {
  display: inline-block;
  padding: 2px 8px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 4px;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}

/* =================================================================
   Admin table
   ================================================================= */

.admin-users-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  font-size: var(--fs-sm);
}
.admin-users-table th, .admin-users-table td {
  padding: var(--sp-3) var(--sp-4);
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.admin-users-table tbody tr:last-child td { border-bottom: 0; }
.admin-users-table th {
  color: var(--text-muted);
  font-weight: 500;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--bg-subtle);
}
.admin-users-table tbody tr:hover { background: var(--bg-hover); }

/* =================================================================
   Manual entry
   ================================================================= */

.manual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--sp-3);
}
.manual-input label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-bottom: 4px;
  display: block;
  font-weight: 500;
}
.manual-input .input-group-text {
  background: var(--bg-subtle);
  min-width: 48px;
  justify-content: center;
}
.manual-input .form-control { font-family: var(--font-mono); }
.manual-input .target-hint {
  font-size: 10.5px;
  color: var(--text-muted);
  margin-top: 4px;
  font-family: var(--font-mono);
}
.manual-category-title {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: var(--sp-4) 0 var(--sp-2);
  grid-column: 1 / -1;
  font-weight: 600;
}

/* Tests-tab inline quick-add panel — dropdown-driven manual entry */
.manual-quick {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: var(--sp-3);
  overflow: hidden;
  transition: border-color 0.12s ease;
}
.manual-quick:hover { border-color: var(--border-strong); }
.manual-quick-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px var(--sp-5);
  cursor: pointer;
  user-select: none;
  gap: var(--sp-3);
}
.manual-quick-header:hover { background: var(--bg-hover); }
.manual-quick-header i.bi-pencil-square {
  color: var(--accent);
  font-size: 16px;
}
.manual-quick-chevron {
  color: var(--text-muted);
  transition: transform 0.15s ease;
}
.manual-quick-body {
  padding: var(--sp-3) var(--sp-5) var(--sp-4);
  border-top: 1px solid var(--border);
  background: var(--bg-subtle);
}
.mq-row {
  margin-bottom: 10px;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}
.mq-row-grid {
  display: grid;
  grid-template-columns: minmax(180px, 1.5fr) minmax(160px, 1.3fr) auto;
  gap: var(--sp-2);
  align-items: center;
}
@media (max-width: 640px) {
  .mq-row-grid {
    grid-template-columns: 1fr auto;
  }
  .mq-row-grid .mq-value-wrap { grid-column: 1 / -1; }
}
.mq-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.mq-unit {
  background: var(--bg-subtle);
  min-width: 56px;
  justify-content: center;
}
.mq-hint {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 11.5px;
  line-height: 1.4;
}
.mq-hint .mq-range {
  color: var(--text);
  font-weight: 500;
}
.mq-hint .mq-range i {
  color: var(--accent);
  margin-right: 4px;
}
.mq-hint .mq-kit {
  color: var(--text-muted);
  font-style: italic;
}

/* =================================================================
   Empty state
   ================================================================= */

.empty-state {
  text-align: center;
  padding: var(--sp-10) var(--sp-4);
  color: var(--text-muted);
  font-size: var(--fs-sm);
}
.empty-state i {
  font-size: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  margin-bottom: var(--sp-4);
  border-radius: var(--r-pill);
  background: var(--accent-subtle);
  color: var(--accent);
}

/* =================================================================
   Version pill
   ================================================================= */

#version-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted) !important;
  background: var(--bg-subtle);
  padding: 2px 8px !important;
  border-radius: 4px;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: color 0.1s ease, background 0.1s ease;
}
#version-pill:hover {
  color: var(--text) !important;
  background: var(--bg-hover);
  border-color: var(--border-strong);
}

/* =================================================================
   Guide (reef-keeping reference)
   ================================================================= */

.guide-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--sp-6);
  align-items: start;
}
.guide-sidebar {
  position: sticky;
  top: var(--sp-6);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-4);
}
.guide-sidebar h2 {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0 0 var(--sp-3);
  font-weight: 600;
}
.guide-toc {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.guide-toc a {
  display: block;
  padding: 6px 10px;
  font-size: var(--fs-sm);
  color: var(--text);
  border-radius: var(--r-sm);
  border-left: 2px solid transparent;
  transition: background 0.1s ease, color 0.1s ease;
}
.guide-toc a:hover {
  background: var(--bg-hover);
  color: var(--text-heading);
}
.guide-toc a.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 500;
}
.guide-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-8);
  min-height: 400px;
  max-width: 820px;
  line-height: 1.65;
}
.guide-content h1 {
  font-size: var(--fs-2xl);
  margin: 0 0 var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--border);
}
.guide-content h2 {
  font-size: var(--fs-lg);
  margin: var(--sp-6) 0 var(--sp-3);
  color: var(--text-heading);
  border: 0;
  padding: 0;
}
.guide-content h3 {
  font-size: var(--fs-md);
  margin: var(--sp-5) 0 var(--sp-2);
  color: var(--text-heading);
}
.guide-content p, .guide-content li { color: var(--text); }
.guide-content ul, .guide-content ol {
  padding-left: var(--sp-5);
  margin-bottom: var(--sp-4);
}
.guide-content li { margin-bottom: 6px; }
.guide-content strong { color: var(--text-heading); font-weight: 600; }
.guide-content code {
  font-family: var(--font-mono);
  background: var(--bg-subtle);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.88em;
}
.guide-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--sp-4) 0;
  font-size: var(--fs-sm);
}
.guide-content th, .guide-content td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.guide-content th {
  background: var(--bg-subtle);
  font-weight: 600;
  color: var(--text-heading);
}
.guide-content tr:hover td { background: var(--bg-hover); }
.guide-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 0 0 0 var(--sp-4);
  margin: var(--sp-4) 0;
  color: var(--text-muted);
  font-style: italic;
}
.guide-content .guide-img {
  display: block;
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--r-md);
  margin: var(--sp-4) 0;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
}
.guide-content p:has(.guide-img) {
  margin: 0;
}
@media (max-width: 768px) {
  .guide-layout { grid-template-columns: 1fr; }
  .guide-sidebar { position: static; }
}

/* =================================================================
   Admin tabs
   ================================================================= */

.admin-tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
  padding: 0 0 0 0;
}
.admin-tab {
  background: transparent;
  border: 0;
  padding: 10px 16px;
  margin-bottom: -1px;
  color: var(--text-muted);
  font-weight: 500;
  font-size: var(--fs-sm);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: color 0.1s ease, border-color 0.1s ease;
}
.admin-tab:hover { color: var(--text); }
.admin-tab.active {
  color: var(--text-heading);
  border-bottom-color: var(--accent);
}

.stats-section-title {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  color: var(--text-muted);
  margin: var(--sp-5) 0 var(--sp-2);
}
.stats-section-title:first-child { margin-top: 0; }

/* Admin user detail panel */
.admin-user-detail {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-5) var(--sp-6);
  margin-bottom: var(--sp-4);
}
.admin-user-detail h3 {
  font-size: var(--fs-xl);
  margin: 0;
}
.admin-user-detail .meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin: var(--sp-2) 0 var(--sp-4);
}
.admin-user-detail .meta-row strong { color: var(--text-heading); }

.admin-user-actions {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-5);
  flex-wrap: wrap;
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--border);
}
.admin-user-actions .admin-actions-safe {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  flex: 1;
}
.admin-user-actions .admin-actions-danger {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  align-items: center;
  padding: var(--sp-2) var(--sp-3);
  background: var(--status-crit-bg);
  border: 1px dashed var(--status-crit);
  border-radius: var(--r-md);
}
.admin-actions-danger .danger-label {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--status-crit);
  margin-right: var(--sp-1);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.admin-user-section {
  margin-top: var(--sp-4);
}
.admin-user-section h4 {
  font-size: var(--fs-md);
  font-weight: 600;
  margin: 0 0 var(--sp-2);
}


/* Rich tank card with cover + photos in the admin user detail */
.admin-tank-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--sp-3);
}
.admin-tank-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.admin-tank-card .admin-tank-cover {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #dfeef3, #c5dde5);
  position: relative;
  overflow: hidden;
}
.admin-tank-card .admin-tank-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.admin-tank-card .admin-tank-cover.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}
.admin-tank-card .admin-tank-cover.empty i { font-size: 36px; opacity: 0.4; }
.admin-tank-card .admin-tank-body {
  padding: var(--sp-3) var(--sp-4) var(--sp-4);
  font-size: var(--fs-sm);
}
.admin-tank-card .admin-tank-body .title {
  font-weight: 600;
  color: var(--text-heading);
  font-size: var(--fs-md);
}
.admin-tank-card .admin-tank-body .meta {
  color: var(--text-muted);
  font-size: var(--fs-xs);
}
.admin-tank-card .admin-tank-notes {
  font-size: var(--fs-xs);
  color: var(--text);
  white-space: pre-wrap;
  background: var(--bg-subtle);
  border-radius: var(--r-sm);
  padding: 6px 10px;
}
.admin-tank-card .admin-tank-gear {
  margin-top: var(--sp-2);
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 2px 8px;
  font-size: 11px;
  line-height: 1.4;
}
.admin-tank-card .gear-key {
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.admin-tank-card .gear-val {
  white-space: pre-wrap;
  color: var(--text);
}
/* Each key/val pair is wrapped in .gear-pair in markup; display:contents lets
   the key + value participate directly in the 2-col grid so they align in
   columns instead of stacking. */
.admin-tank-card .gear-pair { display: contents; }

.admin-test-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: 6px;
  overflow: hidden;
}
.admin-test-row > .test-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--sp-3) var(--sp-4);
  cursor: pointer;
  font-size: var(--fs-sm);
  gap: var(--sp-3);
}
.admin-test-row > .test-head:hover {
  background: var(--bg-hover);
}
.admin-test-row .test-meta {
  color: var(--text-muted);
  font-size: var(--fs-xs);
}
.admin-test-row .test-body {
  border-top: 1px solid var(--border);
  padding: var(--sp-3) var(--sp-4);
  background: var(--bg-subtle);
}
.admin-element-list {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-xs);
}
.admin-element-list td {
  padding: 4px 8px;
  border-bottom: 1px solid rgba(0,0,0,0.04);
}
.admin-element-list .val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* Login logs table */
.login-logs-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  font-size: var(--fs-sm);
}
.login-logs-table th, .login-logs-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.login-logs-table th {
  background: var(--bg-subtle);
  color: var(--text-muted);
  font-weight: 500;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.login-logs-table tbody tr:hover { background: var(--bg-hover); }
.login-logs-table .log-success { color: var(--status-normal); font-weight: 600; }
.login-logs-table .log-fail { color: var(--status-crit); font-weight: 600; }
.login-logs-table .log-ip { font-family: var(--font-mono); font-size: var(--fs-xs); }

/* Request list */
.request-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-4);
  margin-bottom: var(--sp-3);
}
.request-card .req-subject {
  font-weight: 600;
  font-size: var(--fs-md);
  color: var(--text-heading);
  margin-bottom: 4px;
}
.request-card .req-meta {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  margin-bottom: var(--sp-2);
}
.request-card .req-body {
  margin-bottom: var(--sp-3);
  white-space: pre-wrap;
}
.request-card .req-status-pending    { color: var(--status-warn); }
.request-card .req-status-acknowledged { color: var(--status-info); }
.request-card .req-status-completed  { color: var(--status-normal); }

/* Notification bell */
#btn-requests {
  color: var(--text-muted);
  position: relative;
  padding: 8px 10px !important;
}
#btn-requests:hover { color: var(--text-heading); }
.notif-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--status-crit);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 999px;
  min-width: 16px;
  text-align: center;
  line-height: 1.2;
}

/* Photos gallery */
.photos-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--sp-2);
}
.photo-card {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 1 / 1;              /* square thumbs fit both orientations */
  background: var(--bg-subtle);
}
.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  cursor: zoom-in;
}
.photo-card .photo-actions {
  position: absolute;
  top: 6px;
  right: 6px;
  display: none;
  gap: 4px;
}
.photo-card:hover .photo-actions { display: flex; }
.photo-card .photo-caption {
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75), transparent);
  color: white;
  padding: 12px 10px 8px;
  font-size: var(--fs-xs);
  line-height: 1.3;
}


/* ── Tanks view — card grid with photo banner ─────────────────────── */
.tanks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--sp-4);
}
.tank-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}
.tank-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-xs);
}
.tank-cover {
  position: relative;
  aspect-ratio: 4/3;                /* friendlier for portrait phone shots */
  background: linear-gradient(135deg, #dfeef3 0%, #c5dde5 100%);
  overflow: hidden;
}
.tank-cover img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.tank-cover-empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--text-muted);
}
.tank-cover-empty i { font-size: 36px; opacity: 0.5; }
.tank-cover-empty .hint { font-size: var(--fs-xs); }

.tank-cover-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  pointer-events: none;
}
.tank-cover-badge .tank-type-badge,
.tank-cover-badge .tank-photo-count {
  pointer-events: auto;
  background: rgba(15, 29, 44, 0.82);
  color: #ffffff;
  backdrop-filter: blur(6px);
  border: 0;
}
.tank-photo-count {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: var(--fs-xs);
  font-weight: 500;
}
.tank-photo-count i { font-size: 10px; }

.tank-card-body {
  padding: var(--sp-4) var(--sp-4) var(--sp-3);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.tank-card-body .title {
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--text-heading);
  margin: 0;
  line-height: 1.3;
}
.tank-card-body .meta {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
}
.tank-card-body .notes {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-top: 2px;
  white-space: pre-wrap;
}
.tank-card-actions {
  padding: var(--sp-2) var(--sp-3) var(--sp-3);
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  border-top: 1px solid var(--border);
  background: var(--bg-subtle);
}

/* "Set as display" ribbon on the photos modal */
.photo-card .photo-actions .btn {
  padding: 2px 7px;
  font-size: var(--fs-xs);
}
.photo-card.is-cover {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.photo-card.is-cover::before {
  content: "DISPLAY";
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 3px;
  letter-spacing: 0.05em;
  z-index: 2;
}

/* =================================================================
   Toasts
   ================================================================= */

.toast {
  border-radius: var(--r-md);
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.toast.text-bg-dark {
  background: var(--text-heading) !important;
  color: #ffffff !important;
  border-color: var(--text-heading);
}
.toast.text-bg-success {
  background: var(--status-normal) !important;
  border-color: var(--status-normal);
}
.toast.text-bg-danger {
  background: var(--status-crit) !important;
  border-color: var(--status-crit);
}

/* =================================================================
   Utilities
   ================================================================= */

.text-muted  { color: var(--text-muted) !important; }
.text-danger { color: var(--status-crit) !important; }
.spinner-border.text-light { color: var(--accent) !important; }
.text-bg-success { background: var(--status-normal) !important; }
.text-bg-danger  { background: var(--status-crit) !important; }

/* Bootstrap card tweaks for dropdown-toggle in topbar */
.topbar .dropdown-toggle::after { margin-left: 6px; vertical-align: 1px; }

/* Upload progress bar */
.progress {
  background: var(--bg-subtle);
  border-radius: var(--r-sm);
  height: 4px;
}
.progress-bar { background: var(--accent); }

/* Bootstrap spinner border color */
.spinner-border {
  border-color: var(--border);
  border-right-color: var(--accent);
}

/* =================================================================
   Moonshiners tab
   ================================================================= */



/* Filter chip bar */
.moon-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: var(--sp-3);
}
.moon-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  font-size: var(--fs-sm);
  font-weight: 500;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}
.moon-filter-chip:hover { background: var(--bg-hover); }
.moon-filter-chip i { font-size: 14px; }
.moon-filter-chip .count {
  display: inline-block;
  background: var(--bg-subtle);
  color: var(--text-muted);
  padding: 1px 8px;
  border-radius: 10px;
  font-size: var(--fs-xs);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.moon-filter-chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
.moon-filter-chip.active .count {
  background: rgba(255, 255, 255, 0.25);
  color: white;
}


/* The card — clearer hierarchy */
.moon-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.12s ease;
}
.moon-card:hover { border-color: var(--border-strong); }

/* Top bar: colored strip + element name */
.moon-card .top-bar {
  height: 4px;
  background: var(--border-strong);
}
.moon-card[data-level="optimal"]         .top-bar { background: var(--status-normal); }
.moon-card[data-level="acceptable"]      .top-bar { background: var(--status-normal); }
.moon-card[data-level="acceptable_high"] .top-bar { background: var(--status-warn); }
.moon-card[data-level="low"]             .top-bar { background: var(--status-warn); }
.moon-card[data-level="high"]            .top-bar { background: var(--status-warn); }
.moon-card[data-level="critical_low"]    .top-bar { background: var(--status-crit); }
.moon-card[data-level="critical_high"]   .top-bar { background: var(--status-crit); }

.moon-card .head {
  padding: var(--sp-4) var(--sp-4) var(--sp-3);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-3);
}
.moon-card .head-left { display: flex; flex-direction: column; gap: 6px; }
.moon-card .name {
  font-weight: 600;
  color: var(--text-heading);
  font-size: var(--fs-lg);
  line-height: 1.2;
}

/* Big value */
.moon-card .value-block {
  text-align: right;
  white-space: nowrap;
}
.moon-card .value {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--text-heading);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.moon-card .value .unit {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-left: 4px;
  font-weight: 500;
}
.moon-card .target-row {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}

/* Status chip (capsule) */
.moon-card .level-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
}
.moon-card[data-level="optimal"]         .level-chip { background: var(--status-normal-bg); color: var(--status-normal); }
.moon-card[data-level="acceptable"]      .level-chip { background: var(--status-normal-bg); color: var(--status-normal); }
.moon-card[data-level="acceptable_high"] .level-chip { background: var(--status-warn-bg); color: var(--status-warn); }
.moon-card[data-level="low"]             .level-chip { background: var(--status-warn-bg); color: var(--status-warn); }
.moon-card[data-level="high"]            .level-chip { background: var(--status-warn-bg); color: var(--status-warn); }
.moon-card[data-level="critical_low"]    .level-chip { background: var(--status-crit-bg); color: var(--status-crit); }
.moon-card[data-level="critical_high"]   .level-chip { background: var(--status-crit-bg); color: var(--status-crit); }
.moon-card .level-chip i { font-size: 11px; }

/* Headline TL;DR (visible by default) */
.moon-headline {
  padding: 0 var(--sp-4) var(--sp-3);
  font-size: var(--fs-sm);
  line-height: 1.55;
  color: var(--text);
}

/* Recipes: prominent dosing instruction */
.moon-recipes {
  padding: 0 var(--sp-4) var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.recipes-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 4px;
}
.recipes-label.optional {
  color: var(--text-muted);
}

.moon-recipe {
  background: var(--accent-subtle);
  border: 1px solid rgba(0, 164, 219, 0.20);
  border-radius: var(--r-sm);
  padding: var(--sp-3);
  font-size: var(--fs-sm);
  line-height: 1.5;
}
.moon-recipe.optional {
  background: var(--bg-subtle);
  border-color: var(--border);
}
.moon-recipe .recipe-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}
.moon-recipe .recipe-product {
  font-weight: 700;
  color: var(--text-heading);
  font-size: var(--fs-sm);
  letter-spacing: -0.01em;
}
.moon-recipe .recipe-brand-link {
  font-size: var(--fs-xs);
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.moon-recipe .recipe-brand-link:hover {
  text-decoration: underline;
}
/* Reef Secrets (Shopify) buy CTA — shown only when a product has a store link */
.moon-recipe .recipe-buy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 6px 12px;
  background: var(--accent);
  color: var(--text-on-accent);
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-decoration: none;
  transition: background 0.12s ease;
}
.moon-recipe .recipe-buy-btn:hover {
  background: var(--accent-hover);
  color: var(--text-on-accent);
}
.moon-recipe .recipe-buy-btn i { font-size: 13px; }
.moon-recipe .dose {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--accent-hover);
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
  display: block;
  margin-bottom: 4px;
}
.moon-recipe.optional .dose {
  color: var(--text);
}

/* Hero dose number — big, bold, can't miss it */
.moon-recipe .dose-big {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 6px 0 4px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--accent-hover);
  flex-wrap: wrap;
}
.moon-recipe .dose-num {
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1;
}
.moon-recipe .dose-unit {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text);
}
.moon-recipe .dose-times {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text);
  margin-left: 4px;
}
.moon-recipe.optional .dose-big { color: var(--text-heading); opacity: 0.85; }

/* Reference-only recipe — no math available, show product + link only */
.moon-recipe.reference-only {
  background: var(--bg-subtle);
  border-left: 3px dashed var(--border-strong);
}
.moon-recipe.reference-only .stock {
  color: var(--text-muted);
  font-style: italic;
}
.moon-recipe.reference-only .stock i {
  color: var(--accent);
  margin-right: 4px;
}
.moon-recipe .stock {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  display: block;
  margin-top: 6px;
  line-height: 1.4;
}
.moon-recipe .recipe-meta {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* "Show more" toggle for the full RM comment */
.moon-details-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 var(--sp-4) var(--sp-3);
  padding: 6px 10px;
  background: transparent;
  border: 1px dashed var(--border);
  border-radius: var(--r-sm);
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: 500;
  cursor: pointer;
  align-self: flex-start;
  font-family: var(--font-sans);
}
.moon-details-toggle:hover { color: var(--accent); border-color: var(--accent); }
.moon-details-toggle i { transition: transform 0.15s ease; }
.moon-details-toggle.expanded i { transform: rotate(180deg); }

.moon-details {
  padding: 0 var(--sp-4) var(--sp-3);
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: var(--text-muted);
  white-space: pre-wrap;
  border-top: 1px solid var(--border);
  padding-top: var(--sp-3);
  margin: 0;
}

.moon-recipe-empty {
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  border-top: 1px dashed var(--border);
  margin: 0 0 var(--sp-3);
}
.moon-recipe-empty i {
  color: var(--accent);
  font-size: 14px;
}

/* =================================================================
   Admin: brand catalog editor
   ================================================================= */

.brand-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-4);
  margin-bottom: var(--sp-4);
}
.brand-section h3 {
  margin: 0 0 var(--sp-3);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand-section h3 i { color: var(--accent); }

.brand-edit-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}
.brand-edit-table th {
  text-align: left;
  font-weight: 500;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 6px 8px 4px;
  border-bottom: 1px solid var(--border);
}
.brand-edit-table td {
  padding: 4px 4px;
  vertical-align: middle;
}
.brand-edit-table .form-control,
.brand-edit-table .form-select {
  font-size: var(--fs-sm);
  padding: 4px 8px;
  min-width: 0;
  width: 100%;
}
.brand-edit-table input[type="number"] {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* =================================================================
   Gear modal
   ================================================================= */

.gear-field {
  margin-bottom: var(--sp-3);
}
.gear-field label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
  display: block;
}
.gear-field textarea {
  min-height: 58px;
  resize: vertical;
  font-family: var(--font-sans);
}


/* =================================================================
   Lightbox (full-size photo viewer)
   ================================================================= */

.photo-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: var(--sp-4);
  cursor: zoom-out;
}
.photo-lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--r-md);
}

/* =================================================================
   Navbar toggler for mobile
   ================================================================= */

.navbar-toggler {
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 10px;
  font-size: 1.2rem;
}
.navbar-toggler:focus { box-shadow: none; }
.navbar-toggler i { vertical-align: middle; }

/* =================================================================
   Mobile responsive
   ================================================================= */

@media (max-width: 991px) {
  .topbar {
    padding: 8px var(--sp-4);
    flex-wrap: wrap;
  }
  .topbar .navbar-collapse {
    width: 100%;
    margin-top: var(--sp-2);
    padding: var(--sp-2) 0;
    border-top: 1px solid var(--border);
  }
  .topbar .nav-link {
    padding: 10px 12px !important;
    margin: 0 !important;
    border-bottom: 0;
    border-left: 2px solid transparent;
    border-radius: var(--r-sm);
  }
  .topbar .nav-link.active {
    border-bottom-color: transparent;
    border-left-color: var(--accent);
    background: var(--bg-hover);
  }
  /* Put topbar action buttons on their own row on phones. The action <div>
     lives inside .navbar-collapse, not as a direct child of .container-fluid,
     so the selector must go through .navbar-collapse or it never matches. */
  .topbar .navbar-collapse > div.d-flex {
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 6px !important;
    margin-top: 0;
  }
  main.container-fluid {
    padding: var(--sp-4) var(--sp-3);
  }
  .elements-grid,
  .tanks-grid,
  .history-grid,
  .dashboard-tank-card .elements-grid {
    grid-template-columns: 1fr;
  }
  .tank-cover {
    aspect-ratio: 4/3;
  }
}

@media (max-width: 640px) {
  :root { --fs-base: 0.9375rem; }
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.2rem; }
  .test-detail-wrap { max-width: 100%; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-sidebar { position: static; margin-bottom: var(--sp-3); }
  .guide-content { padding: var(--sp-5); }
  .modal-body { padding: var(--sp-4); }
  .modal-header, .modal-footer { padding: var(--sp-3) var(--sp-4); }
  /* Upload buttons + Manual button stack neatly */
  #btn-upload, #btn-manual { flex: 1; }
  #version-pill { order: -1; }
  .shop-link { display: none; }  /* hide non-essential topbar link on small phones */

  /* Full-width photo in photo cards on narrow screens (better for portrait) */
  .photos-gallery { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

/* =================================================================
   Small tweaks for Bootstrap's nav-tabs in the upload modal
   ================================================================= */
.nav-tabs {
  border-bottom: 1px solid var(--border);
}
.nav-tabs .nav-link {
  color: var(--text-muted);
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 8px 14px;
  font-weight: 500;
  font-size: var(--fs-sm);
  background: transparent;
}
.nav-tabs .nav-link.active {
  color: var(--text-heading);
  border-bottom-color: var(--accent);
  background: transparent;
}
.nav-tabs .nav-link:hover {
  color: var(--text);
  border-color: transparent transparent var(--border-strong);
}


/* =================================================================
   Levels & Dosing tab (merged ICP + Moonshiners view)
   ================================================================= */

.ld-disclaimer {
  background: var(--accent-subtle);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--r-md);
  padding: var(--sp-3) var(--sp-4);
  margin-bottom: var(--sp-4);
  font-size: var(--fs-sm);
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
}
.ld-disclaimer i {
  color: var(--accent);
  font-size: 18px;
  margin-top: 1px;
  flex-shrink: 0;
}

/* KPI strip */
.ld-kpi {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  height: 100%;
  box-shadow: var(--shadow-sm);
}
.ld-kpi .meta {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
}
.ld-kpi .value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-heading);
  font-family: "JetBrains Mono", monospace;
  margin-top: 2px;
}
.ld-kpi-warn { border-color: rgba(180, 83, 9, 0.4); border-left: 3px solid var(--status-warn); }
.ld-kpi-warn .value { color: var(--status-warn); }

/* Category title above each block of cards */
.ld-cat-title {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: var(--sp-5) 0 var(--sp-2);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
}
.ld-cat-title:first-of-type { margin-top: 0; }

/* Card grid */
.ld-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--sp-3);
}

/* The card itself reuses .moon-card base styles; ld-card just adds the
   three-band display below the header. */
.ld-card .ld-bands {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  margin: var(--sp-2) 0 var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-subtle);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
}
.ld-band {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  font-family: "JetBrains Mono", monospace;
}
.ld-band-label {
  min-width: 92px;
  font-family: var(--font-sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 600;
}
.ld-band-value { color: var(--text-heading); }
.ld-band-note {
  font-family: var(--font-sans);
  font-size: 10.5px;
  color: var(--text-muted);
  font-style: italic;
}
.ld-band-unified .ld-band-label { color: var(--accent); }
.ld-band-unified .ld-band-value { font-weight: 700; }
.ld-band-icp .ld-band-label { color: #6b7280; }
.ld-band-ms .ld-band-label { color: var(--brand-navy); }

/* Reduction-method hint block — shown on cards + modal when a nutrient
   or phosphate reads high or critical_high. Non-dosage approach picker
   so the user knows what's available without committing to a number. */
.ld-reduction-hint {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  margin: 0 0 var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-sm);
  background: #fffbeb;
  border-left: 3px solid #f59e0b;
  font-size: var(--fs-sm);
  line-height: 1.45;
  color: var(--text);
}
.ld-reduction-hint i {
  color: #b45309;
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}
.ld-reduction-hint .hint-body { flex: 1; }
.ld-reduction-hint strong {
  display: block;
  color: #92400e;
  margin-bottom: 6px;
  font-weight: 700;
}
.ld-reduction-hint ul {
  margin: 0 0 6px var(--sp-4);
  padding: 0;
}
.ld-reduction-hint li {
  margin-bottom: 2px;
}
.ld-reduction-hint .hint-disclaimer {
  display: block;
  font-style: italic;
  color: #78350f;
  font-size: 12px;
  margin-top: 2px;
}

/* Inline contradiction warning on cards */
.ld-contra-inline {
  margin: 0 0 var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-sm);
  background: var(--status-warn-bg);
  border-left: 3px solid var(--status-warn);
  font-size: var(--fs-sm);
  line-height: 1.4;
}
.ld-contra-inline.ld-sev-minor {
  background: var(--bg-subtle);
  border-left-color: var(--text-muted);
  color: var(--text-muted);
}
.ld-contra-inline i { color: var(--status-warn); margin-right: 4px; }

/* Per-bucket Moonshiners comment */
.ld-comment {
  font-size: var(--fs-sm);
  color: var(--text);
  margin-bottom: var(--sp-3);
  line-height: 1.5;
}

/* Element description (collapsed by default) */
.ld-desc {
  border-top: 1px dashed var(--border);
  padding-top: var(--sp-2);
  margin-top: var(--sp-3);
  font-size: var(--fs-sm);
}
.ld-desc summary {
  cursor: pointer;
  color: var(--text-muted);
  font-weight: 600;
  list-style: none;
}
.ld-desc summary::-webkit-details-marker { display: none; }
.ld-desc summary i { margin-right: 4px; color: var(--accent); }
.ld-desc-body {
  margin-top: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-subtle);
  border-radius: var(--r-sm);
  color: var(--text);
  line-height: 1.5;
}

/* Contradictions panel at top */
.ld-contra-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: var(--sp-4);
  padding: var(--sp-3) var(--sp-4);
}
.ld-contra-panel summary {
  cursor: pointer;
  font-size: var(--fs-sm);
  list-style: none;
}
.ld-contra-panel summary::-webkit-details-marker { display: none; }
.ld-contra-panel summary i {
  color: var(--status-warn);
  margin-right: 6px;
  font-size: 16px;
  vertical-align: -1px;
}
.ld-contra-body { margin-top: var(--sp-3); }
.ld-contra-row {
  padding: var(--sp-2) var(--sp-3);
  border-left: 3px solid var(--border);
  margin-bottom: var(--sp-2);
  background: var(--bg-subtle);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: var(--fs-sm);
}
.ld-contra-row.ld-sev-major { border-left-color: var(--status-warn); }
.ld-contra-row.ld-sev-minor { border-left-color: var(--text-muted); }
.ld-contra-head { margin-bottom: 4px; }
.ld-sev-badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  margin-right: var(--sp-2);
  color: var(--text-muted);
}
.ld-sev-major .ld-sev-badge {
  background: var(--status-warn-bg);
  color: var(--status-warn);
  border-color: var(--status-warn);
}
.ld-contra-bands {
  display: flex;
  gap: var(--sp-3);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  margin-bottom: 4px;
}
.ld-band-icp { color: #6b7280; }
.ld-band-ms { color: var(--brand-navy); }
.ld-contra-note { color: var(--text-muted); line-height: 1.4; }

/* ── Role pill in topbar ─────────────────────────────────────────── */
.role-pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  vertical-align: middle;
  margin-right: 4px;
}
.role-pill-admin {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}
.role-pill-staff {
  background: #e0f2fe;
  color: #075985;
  border: 1px solid #bae6fd;
}

/* ── Role badges in admin Users table ─────────────────────────────── */
.role-badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.role-badge.role-admin {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}
.role-badge.role-staff {
  background: #e0f2fe;
  color: #075985;
  border: 1px solid #bae6fd;
}

/* Subtle highlight on admin rows so staff can see "you can't touch this" */
.admin-users-table tr.admin-row {
  background: rgba(254, 226, 226, 0.4);
}

/* ── Login Activity toolbar ──────────────────────────────────────── */
.logs-toolbar {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
  flex-wrap: wrap;
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}
.logs-search {
  position: relative;
  flex: 1 1 280px;
  min-width: 240px;
}
.logs-search i {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}
.logs-search input {
  padding-left: 32px;
  background: var(--bg-card);
}
.logs-toolbar-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
}
.logs-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}
.logs-toggle input { margin: 0; }

/* Cleared rows: dimmed + strikethrough date */
.log-row-cleared {
  opacity: 0.55;
  background: var(--bg-subtle);
}
.log-row-cleared td:first-child { font-style: italic; }
.cleared-badge {
  display: inline-block;
  padding: 1px 6px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  margin-left: 6px;
  vertical-align: middle;
}

/* Stats Tab — clickable "blocked attempts" callout that drills into Login Activity */
.ld-blocked-callout {
  transition: background 0.15s ease, transform 0.15s ease;
}
.ld-blocked-callout:hover {
  background: var(--accent-subtle);
  transform: translateY(-1px);
}

/* Account-action alert — fires on next login if an admin/staff
   modified this user's account (defence vs takeover via 2FA-disable
   + password-reset combo). */
.admin-action-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: 14px 18px;
  background: #fef2f2;
  color: #7f1d1d;
  border-bottom: 2px solid #dc2626;
  font-size: 14px;
  line-height: 1.5;
}
.admin-action-alert > i {
  color: #b91c1c;
  font-size: 24px;
  flex-shrink: 0;
  margin-top: 1px;
}
.admin-action-alert .aaa-body { flex: 1; }
.admin-action-alert .aaa-list {
  margin: 6px 0 6px var(--sp-4);
  padding: 0;
}
.admin-action-alert .aaa-list li { margin-bottom: 2px; }
.admin-action-alert .aaa-help {
  font-size: 13px;
  color: #991b1b;
  font-style: italic;
}
.admin-action-alert .btn-close {
  flex-shrink: 0;
  background-color: transparent;
  margin-top: 4px;
}

/* Site-wide warning for elevated accounts without 2FA */
.role-no-2fa-banner {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 10px 16px;
  background: #fef3c7;
  color: #78350f;
  border-bottom: 1px solid #fcd34d;
  font-size: 14px;
  line-height: 1.4;
}
.role-no-2fa-banner i { color: #92400e; font-size: 20px; flex-shrink: 0; }
.role-no-2fa-banner span { flex: 1; }
.role-no-2fa-banner .btn { flex-shrink: 0; }

/* Method-picker emphasis when no method selected (target for the empty-state arrow) */
.ld-method-picker-empty {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(0, 164, 219, 0.18);
  animation: ld-picker-pulse 2.4s ease-in-out infinite;
}
@keyframes ld-picker-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(0, 164, 219, 0.18); }
  50%      { box-shadow: 0 0 0 6px rgba(0, 164, 219, 0.05); }
}

/* Empty state: arrow up at the method picker + method cards */
.ld-empty-method {
  background: var(--bg-card);
  border: 2px dashed var(--accent);
  border-radius: var(--r-md);
  padding: var(--sp-6) var(--sp-5);
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}
.ld-empty-arrow {
  font-size: 48px;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--sp-3);
  animation: ld-arrow-bounce 1.6s ease-in-out infinite;
}
@keyframes ld-arrow-bounce {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}
.ld-empty-method h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: var(--sp-2);
}
.ld-empty-method p {
  color: var(--text-muted);
  margin-bottom: var(--sp-4);
}
.ld-method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--sp-2);
  text-align: left;
}
.ld-method-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: var(--sp-3);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all 0.15s ease;
  font-family: inherit;
  text-align: left;
}
.ld-method-card:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
  transform: translateY(-2px);
}
.ld-method-card i {
  font-size: 18px;
  margin-bottom: 2px;
}
.ld-method-card strong {
  display: block;
  color: var(--text-heading);
  font-size: 14px;
}
.ld-method-card span {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Clickable element name in card head — opens the info modal */
.ld-name-btn {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  color: var(--text-heading);
  font-size: 17px;
  font-weight: 700;
  text-align: left;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.ld-name-btn:hover {
  color: var(--accent);
}
.ld-name-btn:hover .ld-name-info { opacity: 1; }
.ld-name-info {
  font-size: 13px;
  color: var(--text-muted);
  opacity: 0.55;
  transition: opacity 0.15s;
}

/* Status banner inside each card — strong colour + text so you can
   tell good/bad at a glance without parsing chips. */
.ld-status-banner {
  margin: var(--sp-2) 0;
  padding: 8px 14px;
  border-radius: var(--r-sm);
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
}
.ld-status-banner-critical_low,
.ld-status-banner-critical_high {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}
.ld-status-banner-low,
.ld-status-banner-high {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}
.ld-status-banner-acceptable_low,
.ld-status-banner-acceptable_high,
.ld-status-banner-acceptable {
  background: #e0e7ff;
  color: #3730a3;
  border: 1px solid #c7d2fe;
}
.ld-status-banner-optimal {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}
.ld-status-banner-unknown {
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

/* Card-edge colour stripe by status — makes it obvious at a glance */
.ld-card.ld-status-critical_low,
.ld-card.ld-status-critical_high {
  border-left: 4px solid #dc2626;
}
.ld-card.ld-status-low,
.ld-card.ld-status-high {
  border-left: 4px solid #f59e0b;
}
.ld-card.ld-status-optimal {
  border-left: 4px solid #10b981;
}
.ld-card.ld-status-acceptable,
.ld-card.ld-status-acceptable_low,
.ld-card.ld-status-acceptable_high {
  border-left: 4px solid #6366f1;
}

/* ── Element info modal ─────────────────────────────────────────── */
.ei-reading {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--r-md);
  background: var(--bg-subtle);
  margin-bottom: var(--sp-4);
  border-left: 4px solid var(--border);
}
.ei-reading.ei-status-critical_low,
.ei-reading.ei-status-critical_high { border-left-color: #dc2626; background: #fef2f2; }
.ei-reading.ei-status-low,
.ei-reading.ei-status-high { border-left-color: #f59e0b; background: #fffbeb; }
.ei-reading.ei-status-optimal { border-left-color: #10b981; background: #ecfdf5; }
.ei-reading-label,
.ei-reading-status-label {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 4px;
}
.ei-reading-value {
  font-family: "JetBrains Mono", monospace;
  font-size: 26px;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1;
}
.ei-reading-value .unit {
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 4px;
  font-weight: 500;
}
.ei-reading-status-value {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-heading);
}
.ei-reading-target { font-family: "JetBrains Mono", monospace; font-size: 14px; }

.ei-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: var(--sp-4) 0 var(--sp-2);
}
.ei-prose {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text);
  margin: 0 0 var(--sp-3);
}
.ei-research-note {
  border-left: 3px solid var(--brand-gold);
  background: rgba(245, 184, 61, 0.08);
  padding: var(--sp-2) var(--sp-3);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-style: italic;
}
.ei-consequences {
  margin: 0 0 var(--sp-3);
  padding-left: var(--sp-4);
}
.ei-consequences li {
  margin-bottom: 4px;
  line-height: 1.5;
  font-size: 14px;
}
.ei-footer {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--border);
  margin-top: var(--sp-3);
}
.ei-chip {
  display: inline-block;
  padding: 2px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 11px;
  color: var(--text-muted);
}
.ei-chip code {
  background: transparent;
  font-family: "JetBrains Mono", monospace;
  color: var(--text);
  padding: 0;
}
.ei-chip-warn {
  background: var(--status-warn-bg);
  border-color: rgba(180, 83, 9, 0.3);
  color: var(--status-warn);
}

/* Single-band display per element card (replaces the 4-band stack) */
.ld-band-solo {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  margin: var(--sp-2) 0 var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-subtle);
  border-radius: var(--r-sm);
  border-left: 3px solid var(--accent);
  font-size: var(--fs-sm);
}
.ld-band-solo .ld-band-label {
  font-family: var(--font-sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 700;
  white-space: nowrap;
}
.ld-band-solo .ld-band-value {
  font-family: "JetBrains Mono", monospace;
  color: var(--text-heading);
  font-weight: 600;
}
.ld-band-solo i { margin-right: 2px; }
/* Per-source accent for the solo band */
.ld-band-solo.ld-band-source-research    { border-left-color: var(--brand-gold); }
.ld-band-solo.ld-band-source-research    .ld-band-label { color: var(--brand-gold); }
.ld-band-solo.ld-band-source-triton      { border-left-color: #1e3a5f; }
.ld-band-solo.ld-band-source-triton      .ld-band-label { color: #1e3a5f; }
.ld-band-solo.ld-band-source-ati         { border-left-color: #047857; }
.ld-band-solo.ld-band-source-ati         .ld-band-label { color: #047857; }
.ld-band-solo.ld-band-source-moonshiners { border-left-color: #92400e; }
.ld-band-solo.ld-band-source-moonshiners .ld-band-label { color: #92400e; }


/* Research band (when a science-backed override exists) */
.ld-band-research .ld-band-label { color: var(--brand-gold); }
.ld-band-research .ld-band-value { font-weight: 600; }
.ld-source-researched {
  color: var(--brand-gold) !important;
  font-style: normal !important;
  font-weight: 600 !important;
}

/* ATI band */
.ld-band-ati .ld-band-label { color: #047857; }

/* Red Sea band */
.ld-band-redsea .ld-band-label { color: #dc2626; }

/* Unified band tinted by current source */
.ld-band-source-research  .ld-band-note { color: var(--brand-gold); font-weight: 600; font-style: normal; }
.ld-band-source-triton    .ld-band-note { color: #1e3a5f; font-weight: 600; font-style: normal; }
.ld-band-source-ati       .ld-band-note { color: #047857; font-weight: 600; font-style: normal; }
.ld-band-source-redsea    .ld-band-note { color: #dc2626; font-weight: 600; font-style: normal; }
.ld-band-source-moonshiners .ld-band-note { color: #92400e; font-weight: 600; font-style: normal; }

/* Verdict "lean X" chips on the research band */
.ld-band-research .ld-band-note {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 1px 6px;
  border-radius: 8px;
  cursor: help;
}
.ld-lean-icp           { background: #e5edf3; color: #1e3a5f; }
.ld-lean-moonshiners   { background: #fef3c7; color: #92400e; }
.ld-lean-average       { background: var(--accent-subtle); color: var(--accent-hover); }
.ld-lean-modify        { background: var(--bg-subtle); color: var(--text-heading); border: 1px dashed var(--border-strong); }

/* Per-card research note (collapsed by default) */
.ld-research-note {
  margin-top: -4px;
  margin-bottom: var(--sp-3);
  font-size: var(--fs-sm);
  border-left: 3px solid var(--brand-gold);
  padding-left: var(--sp-2);
}
.ld-research-note summary {
  cursor: pointer;
  color: var(--brand-gold);
  font-weight: 600;
  list-style: none;
}
.ld-research-note summary::-webkit-details-marker { display: none; }
.ld-research-note summary i { margin-right: 4px; }
.ld-research-note-body {
  margin-top: var(--sp-2);
  padding: var(--sp-2);
  color: var(--text);
  line-height: 1.5;
  font-style: italic;
}

/* Cross-element warnings banner */
.ld-warning {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--r-md);
  background: var(--status-warn-bg);
  border: 1px solid rgba(180, 83, 9, 0.3);
  border-left: 4px solid var(--status-warn);
  margin-bottom: var(--sp-3);
  font-size: var(--fs-sm);
  line-height: 1.45;
}
.ld-warning i {
  color: var(--status-warn);
  font-size: 22px;
  flex-shrink: 0;
  margin-top: 1px;
}
.ld-warning strong { color: var(--status-warn); display: block; margin-bottom: 4px; }
.ld-warning a { color: var(--accent); text-decoration: underline; }
.ld-warning.ld-sev-minor {
  background: var(--bg-subtle);
  border-color: var(--border);
  border-left-color: var(--text-muted);
}
.ld-warning.ld-sev-minor i { color: var(--text-muted); }
.ld-warning.ld-sev-minor strong { color: var(--text-heading); }



/* =================================================================
   Research Citations page (renders RESEARCH_NOTES.md)
   ================================================================= */

.research-page {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-5) var(--sp-6);
  max-width: 1100px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
}
.research-page h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-heading);
  margin: 0 0 var(--sp-4);
  border-bottom: 2px solid var(--brand-gold);
  padding-bottom: var(--sp-2);
}
.research-page h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-heading);
  margin: var(--sp-6) 0 var(--sp-3);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}
.research-page h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--brand-navy);
  margin: var(--sp-5) 0 var(--sp-2);
}
.research-page h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-heading);
  margin: var(--sp-3) 0 var(--sp-1);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.research-page p {
  margin: 0 0 var(--sp-3);
}
.research-page ul, .research-page ol {
  margin: 0 0 var(--sp-3) var(--sp-4);
  padding: 0;
}
.research-page li {
  margin-bottom: 6px;
}
.research-page strong { color: var(--text-heading); font-weight: 700; }
.research-page em { color: var(--text-muted); }
.research-page a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-word;
}
.research-page a:hover { color: var(--accent-hover); }
.research-page code {
  background: var(--bg-subtle);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  color: var(--brand-navy);
}
.research-page blockquote {
  border-left: 4px solid var(--brand-gold);
  margin: var(--sp-3) 0;
  padding: var(--sp-2) var(--sp-4);
  background: var(--bg-subtle);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  color: var(--text);
}
.research-page hr {
  margin: var(--sp-6) 0;
  border: 0;
  border-top: 1px solid var(--border);
}

/* Tables — important for the per-element verdict tables */
.research-page table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--sp-3) 0 var(--sp-4);
  font-size: 13.5px;
  background: var(--bg-card);
}
.research-page thead { background: var(--bg-subtle); }
.research-page th {
  text-align: left;
  padding: 8px 12px;
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border-strong);
}
.research-page td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.research-page tbody tr:hover { background: var(--bg-hover); }
.research-page tbody tr:last-child td { border-bottom: 0; }

/* The "View citations" button — gold to match the research band */
#btn-view-citations {
  border-color: var(--brand-gold);
  color: var(--brand-gold);
}
#btn-view-citations:hover {
  background: var(--brand-gold);
  color: #1a0f00;
}
#btn-view-citations i { margin-right: 4px; }


/* =================================================================
   Mobile optimisations — v1.51
   Targets the painful pieces on phones:
     • wide data tables that blow out the viewport
     • cramped topbar buttons
     • oversized card padding
     • un-tappable touch targets
     • modals that lose their margins
   ================================================================= */

/* Shared: horizontal-scroll wrapper auto-applied by JS around wide tables */
.table-mobile-scroll {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: var(--sp-3);
}
.table-mobile-scroll > table { margin-bottom: 0; }
.table-mobile-scroll::-webkit-scrollbar { height: 6px; }
.table-mobile-scroll::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 3px;
}
.table-mobile-scroll::-webkit-scrollbar-track {
  background: transparent;
}

/* ── Tablet & wide phones (≤991px) ─────────────────────────────── */
@media (max-width: 991px) {
  /* Headings + tank-filter wraps neatly */
  section[data-view] > .d-flex.justify-content-between {
    flex-wrap: wrap;
    gap: var(--sp-2);
  }
  /* Method pickers shouldn't try to exceed row width */
  #dash-method-picker,
  #ld-method-picker { max-width: 100%; }

  /* Dashboard cards tighten a notch */
  .dashboard-tank-card {
    padding: var(--sp-4) var(--sp-5) var(--sp-5);
  }

  /* L&D cards single column once we lose room */
  .ld-grid { grid-template-columns: 1fr; }

  /* History charts single column */
  .history-grid { grid-template-columns: 1fr; }

  /* Admin tabs scroll horizontally when there are many */
  .admin-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
  }
  .admin-tab { flex-shrink: 0; white-space: nowrap; }
}

/* ── Phones (≤640px) ─────────────────────────────────────────────── */
@media (max-width: 640px) {
  /* Page container — let cards reach edges */
  main.container-fluid { padding: var(--sp-3) var(--sp-2); }

  /* Topbar — keep brand small, collapse button labels to icons only */
  .topbar { padding: 6px var(--sp-3); }
  .topbar .navbar-brand { font-size: 15px; }
  .topbar .navbar-brand i { font-size: 16px; }
  .topbar .btn-sm {
    padding: 6px 10px !important;
    font-size: 13px;
    min-height: 36px;
  }
  /* Icon-only Manual + Upload to save horizontal room */
  #btn-manual .btn-label,
  #btn-upload .btn-label { display: none; }
  /* Username text hidden — the icon + dropdown menu still works */
  .username-label { display: none; }
  /* Version + role pills move to the dropdown menu — hide chips on phone */
  #version-pill { display: none; }
  #role-pill {
    font-size: 10px;
    padding: 2px 6px;
  }
  /* Hide the bell button label and tighten */
  #btn-requests { padding: 6px 8px; }

  /* Card sizing — less aggressive padding */
  .card-dark { padding: var(--sp-3) var(--sp-4); }
  .dashboard-tank-card {
    padding: var(--sp-4);
    border-radius: var(--r-md);
  }
  .dashboard-tank-card .elements-grid {
    grid-template-columns: 1fr;
  }
  .element-card { padding: var(--sp-3); }
  .element-card .name { font-size: 13px; }
  .element-card .value { font-size: 14px; }

  /* Dashboard / Tests heading rows wrap nicely */
  section[data-view] > .d-flex.justify-content-between {
    align-items: stretch !important;
  }
  section[data-view] > .d-flex.justify-content-between > h2 {
    width: 100%;
  }

  /* Tests list — buttons stack to the right cleanly */
  .test-card .d-flex.justify-content-between {
    flex-wrap: wrap;
    gap: var(--sp-2);
  }
  .test-card .d-flex.justify-content-between > div:first-child {
    flex: 1 1 100%;
    min-width: 0;
  }
  .test-card .d-flex.justify-content-between > div:last-child {
    flex: 0 0 auto;
    margin-left: auto;
  }
  .test-card .title {
    font-size: 14px;
    overflow-wrap: anywhere;
  }
  .test-card .meta {
    font-size: 11.5px;
    overflow-wrap: anywhere;
  }

  /* Manual quick-entry — drop the long subtitle, tighten padding */
  .manual-quick-header {
    padding: 10px var(--sp-4);
  }
  .manual-quick-header strong { font-size: 13px; }
  .manual-quick-header .text-muted.small { display: none; }
  .manual-quick-body {
    padding: var(--sp-3) var(--sp-4);
  }
  .mq-row { padding: 8px; }
  .mq-hint { font-size: 11px; }

  /* L&D disclaimer + cards */
  .ld-disclaimer {
    padding: var(--sp-3);
    font-size: 13px;
  }
  .ld-disclaimer i { font-size: 16px; }
  .ld-card { padding: var(--sp-3) var(--sp-4); }
  .ld-band-solo {
    flex-wrap: wrap;
    padding: var(--sp-2);
  }
  .ld-reduction-hint {
    padding: var(--sp-3);
    font-size: 12.5px;
  }

  /* Modals — full-bleed on phones so big forms work */
  .modal-dialog {
    margin: 0;
    max-width: 100%;
    min-height: 100vh;
  }
  .modal-dialog.modal-lg,
  .modal-dialog.modal-xl {
    max-width: 100%;
  }
  .modal-content {
    border-radius: 0;
    min-height: 100vh;
    border: 0;
  }
  .modal-body {
    padding: var(--sp-4) var(--sp-4);
  }
  .modal-header, .modal-footer {
    padding: var(--sp-3) var(--sp-4);
  }
  .manual-grid {
    grid-template-columns: 1fr;
  }

  /* Tables — force a sensible minimum so the wrapper scrolls instead of
     squashing columns into illegible widths */
  .admin-users-table,
  .login-logs-table,
  .brand-edit-table {
    min-width: 600px;
    font-size: 12px;
  }
  .admin-users-table th,
  .admin-users-table td,
  .login-logs-table th,
  .login-logs-table td,
  .brand-edit-table th,
  .brand-edit-table td {
    padding: 6px 8px;
    white-space: nowrap;
  }
  .admin-element-list { font-size: 11px; }

  /* Admin tabs — already scroll horizontally; tighten further */
  .admin-tab {
    padding: 8px 12px;
    font-size: 12px;
  }

  /* Touch-friendly minimums — Apple HIG / Material both recommend ≥ 44px,
     but 36-40px is acceptable for inline form controls. */
  .btn-sm,
  .form-control-sm,
  .form-select-sm { min-height: 36px; }
  .btn:not(.btn-link):not(.btn-close) { min-height: 36px; }

  /* Photos grid — two-up on phones */
  .photos-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-2);
  }

  /* Login box — full-width with comfortable padding */
  .login-box {
    padding: var(--sp-5) var(--sp-4);
    border-radius: var(--r-md);
    box-shadow: none;
    max-width: 100%;
    margin: var(--sp-3);
    width: calc(100% - var(--sp-6));
  }
  #login-screen { padding: var(--sp-3); }

  /* Backups / audit / log buttons in admin row should wrap */
  .logs-toolbar {
    flex-wrap: wrap;
    gap: var(--sp-2) !important;
  }

  /* Element info modal — value column tighter */
  .ei-reading { font-size: 14px; }
}

/* ── Very small phones (≤380px) ──────────────────────────────────── */
@media (max-width: 380px) {
  .topbar { padding: 6px var(--sp-2); }
  .topbar .navbar-brand { font-size: 14px; }
  .topbar .btn-sm {
    padding: 5px 8px !important;
    font-size: 12px;
  }
  main.container-fluid { padding: var(--sp-3) 6px; }
  .card-dark, .dashboard-tank-card, .ld-card, .element-card {
    border-radius: var(--r-sm);
  }
}


/* =================================================================
   Share links + public share view — v1.52
   ================================================================= */

/* Share-links bar at the top of the Levels & Dosing page (owner view) */
.ld-share-bar {
  background: var(--accent-subtle);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--r-md);
  padding: var(--sp-3) var(--sp-4);
  margin-bottom: var(--sp-3);
}
.ld-share-bar-head {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
}
.ld-share-bar-head i { color: var(--accent); }
.ld-share-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.ld-share-chip {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 6px 8px;
}
.ld-share-chip-main { flex: 1; min-width: 0; }
.ld-share-chip-name {
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--text-heading);
  line-height: 1.2;
}
.ld-share-chip-url {
  width: 100%;
  border: 0;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
  padding: 2px 0;
  text-overflow: ellipsis;
}
.ld-share-chip-url:focus { outline: none; color: var(--text); }
.ld-share-chip-views {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  white-space: nowrap;
}
@media (max-width: 640px) {
  .ld-share-chip { flex-wrap: wrap; }
  .ld-share-chip-views { order: 3; }
}

/* Share modal context list */
.share-context ul { padding-left: 18px; margin-top: 4px; }
.share-context li { margin-bottom: 2px; }

/* Friendly error when a share link is dead/revoked */
.ld-share-error {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--r-md);
  padding: var(--sp-4);
  color: #991b1b;
}
.ld-share-error i { font-size: 20px; margin-top: 1px; }

/* Public share banner (only in /share/<token> view) */
.public-share-banner {
  background:
    radial-gradient(ellipse 60% 100% at 0% 0%, rgba(186, 230, 253, 0.45) 0%, transparent 70%),
    var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-4) var(--sp-5);
  margin-bottom: var(--sp-4);
  box-shadow: var(--shadow-xs);
}
.psb-inner {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}
.psb-brand {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--brand-navy);
  white-space: nowrap;
}
.psb-brand i { color: var(--accent); font-size: 18px; }
.psb-title { flex: 1; min-width: 0; }
.psb-title strong {
  display: block;
  font-size: var(--fs-lg);
  color: var(--text-heading);
  line-height: 1.25;
}
.psb-meta { color: var(--text-muted); font-size: var(--fs-sm); }
.psb-tag {
  background: var(--accent-soft);
  color: var(--accent-hover);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: var(--fs-xs);
  font-weight: 600;
  white-space: nowrap;
}
.psb-tag i { margin-right: 3px; }
.psb-hint { margin-top: 8px; margin-bottom: 0; }

/* Public share mode — strip the app down to the read-only L&D view */
body.public-share .topbar,
body.public-share #ld-owner-controls,
body.public-share .ld-owner-only,
body.public-share .ld-disclaimer,
body.public-share #ld-share-bar,
body.public-share #btn-view-citations,
body.public-share #btn-share-ld {
  display: none !important;
}
body.public-share main.container-fluid { padding-top: var(--sp-4); }


/* =================================================================
   Admin: Reference data editor + AI review — v1.61
   ================================================================= */
.ref-section { margin-bottom: var(--sp-3); border: 1px solid var(--border); border-radius: var(--r-lg); background: var(--bg-card); }
.ref-section > summary {
  cursor: pointer; padding: 10px var(--sp-4); font-weight: 600; color: var(--text-heading);
  list-style: none; display: flex; align-items: center; gap: var(--sp-2);
}
.ref-section > summary::-webkit-details-marker { display: none; }
.ref-section > summary::before { content: "\F285"; font-family: "bootstrap-icons"; color: var(--text-muted); font-size: 12px; }
.ref-section[open] > summary::before { content: "\F282"; }
.ref-table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.ref-table th { text-align: left; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); font-weight: 600; padding: 6px var(--sp-4); border-top: 1px solid var(--border); background: var(--bg-subtle); }
.ref-table td { padding: 4px var(--sp-4); border-top: 1px solid var(--border); vertical-align: middle; }
.ref-table input { width: 100%; min-width: 70px; font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.ref-table-icp input { min-width: 60px; }
.ref-unit { color: var(--text-muted); font-size: var(--fs-xs); }
.ref-default { color: var(--text-muted); font-family: var(--font-mono); font-size: var(--fs-xs); white-space: nowrap; }
.ref-actions { white-space: nowrap; text-align: right; }
.ref-ovr { font-size: 10px; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 700;
  color: var(--accent-hover); background: var(--accent-soft); padding: 2px 7px; border-radius: var(--r-pill); margin-right: 6px; }

.ref-ai-card { border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: var(--r-lg);
  background: var(--accent-subtle); padding: var(--sp-4); margin-bottom: var(--sp-4); }
.ref-ai-head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--sp-3); flex-wrap: wrap; }
.ref-ai-head i { color: var(--accent); }
.ref-ai-status { margin-top: var(--sp-3); padding: var(--sp-3); background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-md); font-size: var(--fs-sm); }
#ai-review-findings { margin-top: var(--sp-3); display: flex; flex-direction: column; gap: var(--sp-2); }
.ai-finding { display: grid; grid-template-columns: 1fr auto; gap: var(--sp-2) var(--sp-3);
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-md); padding: var(--sp-3) var(--sp-4); }
.ai-finding.ai-sev-conflict { border-left: 4px solid var(--status-crit); }
.ai-finding.ai-sev-outdated { border-left: 4px solid var(--status-warn); }
.ai-finding.ai-sev-minor { border-left: 4px solid var(--brand-gold); }
.ai-finding.ai-sev-info { border-left: 4px solid var(--border-strong); }
.ai-finding-head { grid-column: 1 / -1; display: flex; align-items: center; gap: var(--sp-2); flex-wrap: wrap; }
.ai-sev-badge { font-size: 10px; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 700;
  padding: 2px 8px; border-radius: var(--r-pill); background: var(--bg-subtle); color: var(--text-muted); }
.ai-sev-conflict .ai-sev-badge { background: var(--status-crit-bg); color: var(--status-crit); }
.ai-sev-outdated .ai-sev-badge { background: var(--status-warn-bg); color: var(--status-warn); }
.ai-method { font-size: var(--fs-xs); color: var(--text-muted); background: var(--bg-subtle); padding: 1px 8px; border-radius: var(--r-pill); }
.ai-finding-body { font-size: var(--fs-sm); display: flex; flex-direction: column; gap: 2px; }
.ai-lbl { color: var(--text-muted); font-weight: 600; }
.ai-reason { color: var(--text); margin-top: 2px; }
.ai-source { font-size: var(--fs-xs); }
.ai-finding-actions { align-self: center; white-space: nowrap; }


/* =================================================================
   Admin: Traffic / usage panel — v1.62
   ================================================================= */
.traffic-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--sp-3); }
.traffic-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: var(--sp-4); box-shadow: var(--shadow-sm); }
.traffic-card h5 { font-size: var(--fs-md); margin: 0 0 var(--sp-3); }
.traffic-bars { display: flex; flex-direction: column; gap: 7px; }
.traffic-bar-row { display: grid; grid-template-columns: minmax(90px, 38%) 1fr auto; align-items: center; gap: var(--sp-3); }
.tb-label { font-size: var(--fs-sm); color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tb-track { height: 8px; background: var(--bg-subtle); border-radius: var(--r-pill); overflow: hidden; }
.tb-track.sm { height: 6px; }
.tb-fill { height: 100%; border-radius: var(--r-pill); background: var(--border-strong); transition: width var(--transition); }
.tb-fill.accent { background: var(--accent-grad); }
.tb-fill.gold { background: linear-gradient(135deg, #f5c451, #e0a020); }
.tb-fill.warn { background: linear-gradient(135deg, #f0a830, #d97706); }
.tb-val { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: var(--fs-sm);
  font-weight: 600; color: var(--text-heading); min-width: 34px; text-align: right; }
.traffic-ooz td.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; white-space: nowrap; text-align: right; }
.traffic-ooz .ooz-dir .lo { color: var(--status-info); }
.traffic-ooz .ooz-dir .hi { color: var(--status-warn); }
.traffic-ooz .ooz-crit { color: var(--status-crit); font-weight: 700; }


/* =================================================================
   Admin: Reference-data revision history — v1.63
   ================================================================= */
.ref-rev-row { display: grid; grid-template-columns: 1fr auto; gap: var(--sp-2) var(--sp-3);
  align-items: center; padding: 8px 0; border-top: 1px solid var(--border); }
.ref-rev-row:first-child { border-top: 0; }
.ref-rev-summary { font-size: var(--fs-sm); color: var(--text-heading); font-weight: 500; }
.ref-rev-meta { font-size: var(--fs-xs); color: var(--text-muted); font-family: var(--font-mono); margin-top: 1px; }
.ref-rev-actions { display: flex; gap: 6px; white-space: nowrap; }
.ref-rev-diff { grid-column: 1 / -1; background: var(--bg-subtle); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: var(--sp-3); margin-top: 4px; }
.ref-diff-table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.ref-diff-table th { text-align: left; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); font-weight: 600; padding: 4px 8px; }
.ref-diff-table td { padding: 4px 8px; border-top: 1px solid var(--border); vertical-align: top; }
.ref-diff-table .rd-cur { font-family: var(--font-mono); color: var(--status-normal); }
.ref-diff-table .rd-rev { font-family: var(--font-mono); color: var(--status-warn); }

/* ── Dashboard "Needs attention" panel ───────────────────────────── */
.attention-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--status-warn);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  margin-bottom: var(--sp-5);
  box-shadow: var(--shadow-sm);
}
.attention-panel.all-good {
  border-left-color: var(--status-normal);
  display: flex; align-items: center; gap: var(--sp-3);
  color: var(--text);
}
.attention-panel.all-good i { color: var(--status-normal); font-size: 1.3rem; }
.attention-head {
  display: flex; align-items: center; gap: var(--sp-2);
  font-weight: 700; color: var(--text-heading);
  margin-bottom: var(--sp-3);
}
.attention-head i { color: var(--status-warn); }
.attention-tank { margin-bottom: var(--sp-3); }
.attention-tank:last-child { margin-bottom: 0; }
.attention-tank-name { font-size: var(--fs-sm); font-weight: 600; color: var(--text-muted); margin-bottom: 6px; }
.attention-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.attention-chip {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--border); border-radius: var(--r-pill);
  background: var(--bg-subtle); padding: 4px 10px;
  font-size: var(--fs-xs); cursor: pointer; transition: transform .08s, box-shadow .08s;
}
.attention-chip:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.attention-chip .ac-name { font-weight: 600; color: var(--text); }
.attention-chip .ac-val { font-family: var(--font-mono); color: var(--text-muted); }
.attention-chip.tone-crit    { background: var(--status-crit-bg); border-color: transparent; }
.attention-chip.tone-crit .ac-name { color: var(--status-crit); }
.attention-chip.tone-warning { background: var(--status-warn-bg); border-color: transparent; }
.attention-chip.tone-warning .ac-name { color: var(--status-warn); }
.attention-chip.tone-off     { background: var(--status-warn-bg); border-color: transparent; }
.attention-chip.tone-stale   { background: var(--bg-subtle); }
.attention-chip.tone-stale .ac-name { color: var(--text-muted); font-weight: 600; }

/* ── Compare two tests ───────────────────────────────────────────── */
.cmp-meta { display: flex; flex-wrap: wrap; gap: var(--sp-4); margin-bottom: var(--sp-3); font-size: var(--fs-sm); }
.cmp-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 4px; }
.cmp-dot.a { background: var(--text-muted); }
.cmp-dot.b { background: var(--accent); }
.compare-table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.compare-table th {
  text-align: left; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--text-muted); font-weight: 600; padding: 6px 10px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.compare-table th:nth-child(n+2) { text-align: right; }
.compare-table td { padding: 6px 10px; border-top: 1px solid var(--border); vertical-align: middle; }
.compare-table .cmp-cat-row td {
  background: var(--bg-subtle); font-weight: 700; font-size: var(--fs-xs);
  text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-muted); border-top: none;
}
.compare-table .cmp-el { font-weight: 600; color: var(--text); }
.compare-table .cmp-unit { color: var(--text-muted); font-weight: 400; font-size: var(--fs-xs); }
.compare-table .cmp-num { text-align: right; font-family: var(--font-mono); }
.compare-table td:nth-child(4), .compare-table td:nth-child(5) { text-align: right; white-space: nowrap; }
.cmp-change { font-family: var(--font-mono); font-size: var(--fs-xs); font-weight: 600; }
.cmp-change.toward  { color: var(--status-normal); }
.cmp-change.away    { color: var(--status-crit); }
.cmp-change.neutral { color: var(--text-muted); }
.cmp-status { font-size: var(--fs-xs); font-weight: 600; }
.cmp-status.good { color: var(--status-normal); }
.cmp-status.bad  { color: var(--status-crit); }
.cmp-status.warn { color: var(--status-warn); }
.cmp-status.ok   { color: var(--text-muted); font-weight: 400; }
.cmp-legend { display: flex; flex-wrap: wrap; gap: var(--sp-4); margin-top: var(--sp-3); font-size: var(--fs-xs); align-items: center; }

/* ── Dosing calculator ───────────────────────────────────────────── */
.dose-calc { max-width: 920px; }
.dose-result { min-height: 40px; }
.dose-hint { padding: var(--sp-3) 0; }
.dose-card {
  display: flex; gap: var(--sp-3);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: var(--sp-4); background: var(--bg-card); box-shadow: var(--shadow-sm);
}
.dose-card.ok   { border-left: 4px solid var(--status-normal); align-items: center; }
.dose-card.ok i { color: var(--status-normal); font-size: 1.4rem; }
.dose-card.warn { border-left: 4px solid var(--status-warn); align-items: flex-start; }
.dose-card.warn i { color: var(--status-warn); font-size: 1.4rem; margin-top: 2px; }
.dose-card.dose { flex-direction: column; border-left: 4px solid var(--accent); }
.dose-headline { font-size: var(--fs-lg); color: var(--text-heading); line-height: 1.5; }
.dose-amount {
  font-family: var(--font-mono); font-weight: 700; font-size: var(--fs-2xl);
  color: var(--accent-hover); padding: 0 2px;
}
.dose-product { font-weight: 600; }
.dose-detail { margin-top: var(--sp-3); display: flex; flex-direction: column; gap: 6px; }
.dose-line { font-size: var(--fs-sm); color: var(--text); }
.dose-note {
  font-size: var(--fs-sm); color: var(--text-muted);
  background: var(--accent-subtle); border-radius: var(--r-sm); padding: 8px 10px;
}
.dose-note i { color: var(--accent); }
.dose-caveat {
  font-size: var(--fs-sm); color: var(--text);
  background: var(--status-warn-bg); border-radius: var(--r-sm); padding: 8px 10px;
}
.dose-caveat i { color: var(--status-warn); }
.dose-disclaimer { max-width: 760px; }

/* ── Print / PDF report ──────────────────────────────────────────── */
#print-area { display: none; }
@media print {
  body.printing * { visibility: hidden; }
  body.printing #print-area, body.printing #print-area * { visibility: visible; }
  body.printing #print-area {
    display: block !important; position: absolute; top: 0; left: 0; width: 100%;
    background: #fff; color: #000; padding: 0;
  }
  body.printing { background: #fff !important; }
  .no-print { display: none !important; }
  @page { margin: 14mm; }
}
.print-report { font-family: Arial, Helvetica, sans-serif; color: #111; font-size: 12px; }
.print-report .pr-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  border-bottom: 2px solid #111; padding-bottom: 8px; margin-bottom: 10px;
}
.print-report h1 { font-size: 20px; margin: 0 0 2px; }
.print-report .pr-sub { font-size: 13px; color: #444; }
.print-report .pr-brand { font-size: 10px; color: #555; text-align: right; line-height: 1.4; }
.print-report .pr-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: 11px; margin-bottom: 8px; color: #222; }
.print-report .pr-notes { font-size: 11px; margin: 0 0 8px; }
.print-report .pr-table { width: 100%; border-collapse: collapse; }
.print-report .pr-table th {
  text-align: left; font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em;
  border-bottom: 1.5px solid #111; padding: 4px 6px; color: #000;
}
.print-report .pr-table th:nth-child(2), .print-report .pr-table th:nth-child(4) { text-align: right; }
.print-report .pr-table td { padding: 3px 6px; border-bottom: 1px solid #ddd; }
.print-report .pr-num { text-align: right; font-variant-numeric: tabular-nums; }
.print-report .pr-cat td {
  background: #f0f0f0; font-weight: 700; font-size: 10px; text-transform: uppercase;
  letter-spacing: 0.04em; border-bottom: 1px solid #bbb;
}
.print-report .pr-status { font-weight: 600; }
.print-report .pr-status.pr-crit { color: #b00020; }
.print-report .pr-status.pr-warning, .print-report .pr-status.pr-off { color: #a05a00; }
.print-report .pr-status.pr-normal { color: #1a7a2e; }
.print-report .pr-foot { margin-top: 12px; font-size: 9px; color: #666; border-top: 1px solid #ccc; padding-top: 6px; }