/* ============================================================
   RSU Tracker — Design System
   Prefix: --rt-*   |   Bootstrap 5.3 base
   ============================================================ */

/* ── Tokens: light theme ──────────────────────────────────── */
:root {
  --rt-font-sans:  'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --rt-font-mono:  'IBM Plex Mono', 'Courier New', monospace;

  --rt-bg:         #f2f5fa;
  --rt-surface:    #ffffff;
  --rt-surface-2:  #eaeff7;

  --rt-text:       #0a0f1e;
  --rt-text-2:     #56637a;

  --rt-accent:         #1d4ed8;
  --rt-accent-faint:   rgba(29, 78, 216, 0.07);

  --rt-positive:   #0f6b3d;
  --rt-negative:   #b91c1c;
  --rt-warn:       #b45309;

  --rt-border:     #dde3ef;
  --rt-shadow:     0 1px 3px rgba(10, 15, 30, .05), 0 1px 2px rgba(10, 15, 30, .03);
  --rt-shadow-md:  0 4px 16px rgba(10, 15, 30, .08), 0 2px 6px rgba(10, 15, 30, .04);

  /* Chart / category colours */
  --rt-color-taxes:     #f59e0b;
  --rt-color-hiive:     #1d4ed8;
  --rt-color-tenders:   #059669;
  --rt-color-remaining: #7c3aed;

  /* Status colours */
  --rt-status-matched:   #6366f1;
  --rt-status-confirmed: #0284c7;
  --rt-status-submitted: #0369a1;
  --rt-status-approved:  #0f6b3d;
  --rt-status-signed:    #047857;
  --rt-status-settled:   #15803d;
  --rt-status-completed: #166534;
  --rt-status-available: #0284c7;
  --rt-status-canceled: #9ca3af;
}

/* ── Tokens: dark theme ───────────────────────────────────── */
[data-bs-theme="dark"] {
  --rt-bg:         #080d17;
  --rt-surface:    #111827;
  --rt-surface-2:  #1a2235;

  --rt-text:       #e8ecf4;
  --rt-text-2:     #8896ae;

  --rt-accent:         #4f83f5;
  --rt-accent-faint:   rgba(79, 131, 245, 0.1);

  --rt-positive:   #34d399;
  --rt-negative:   #f87171;
  --rt-warn:       #fbbf24;

  --rt-border:     #1e2d45;
  --rt-shadow:     0 1px 3px rgba(0, 0, 0, .3), 0 1px 2px rgba(0, 0, 0, .2);
  --rt-shadow-md:  0 4px 16px rgba(0, 0, 0, .4), 0 2px 6px rgba(0, 0, 0, .3);
}

/* ── Bootstrap overrides ──────────────────────────────────── */
:root {
  --bs-body-font-family:  var(--rt-font-sans);
  --bs-body-bg:           var(--rt-bg);
  --bs-body-color:        var(--rt-text);
  --bs-primary-rgb:       29, 78, 216;
  --bs-success-rgb:       15, 107, 61;
  --bs-danger-rgb:        185, 28, 28;
  --bs-warning-rgb:       180, 83, 9;
  --bs-border-color:      var(--rt-border);
  --bs-card-bg:           var(--rt-surface);
  --bs-card-border-color: var(--rt-border);
}

/* ── Base ─────────────────────────────────────────────────── */
body {
  font-family: var(--rt-font-sans);
  background:  var(--rt-bg);
  color:       var(--rt-text);
}

.font-mono { font-family: var(--rt-font-mono); }

/* ── Smooth theme transitions ─────────────────────────────── */
body, .card, .navbar, .rt-strip, .table, .modal-content,
.form-control, .form-select, .btn, .nav-link,
.list-group-item, .dropdown-menu {
  transition: background-color 0.2s ease, color 0.2s ease,
              border-color 0.2s ease;
}

/* ── Bottom utility strip ─────────────────────────────────── */
.rt-strip {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1029;
  background: var(--rt-surface);
  border-top: 1px solid var(--rt-border);
  box-shadow: 0 -1px 6px rgba(10,15,30,.06);
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .45rem .75rem;
  padding-bottom: calc(.45rem + env(safe-area-inset-bottom, 0px));
}

.rt-strip-offset {
  padding-bottom: calc(3.5rem + env(safe-area-inset-bottom, 0px));
}

/* ── Navbar ───────────────────────────────────────────────── */
.navbar {
  background: var(--rt-surface);
  border-bottom: 1px solid var(--rt-border);
  box-shadow: var(--rt-shadow);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1rem;
  color: var(--rt-text) !important;
  letter-spacing: -.01em;
}

.nav-link {
  color: var(--rt-text-2);
  font-size: .875rem;
  font-weight: 500;
  padding: .375rem .625rem;
  border-radius: .375rem;
}

.nav-link:hover,
.nav-link.active {
  color: var(--rt-accent);
  background: var(--rt-accent-faint);
}

/* ── Session countdown banner ─────────────────────────────── */
#sessionBanner {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: .67rem;
  font-family: var(--rt-font-mono);
  letter-spacing: .03em;
  color: var(--rt-text-2);
  opacity: .38;
  pointer-events: none;
  transition: color .4s ease, opacity .4s ease;
  user-select: none;
  white-space: nowrap;
}
#sessionBanner.warn     { color: var(--rt-warn);     opacity: .85; }
#sessionBanner.critical { color: var(--rt-negative); opacity: 1; font-weight: 700; }

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background:    var(--rt-surface);
  border:        1px solid var(--rt-border);
  border-radius: .75rem;
  box-shadow:    var(--rt-shadow);
}

.card-header {
  background:    var(--rt-surface-2);
  border-bottom: 1px solid var(--rt-border);
  font-weight:   600;
  font-size:     .8125rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color:         var(--rt-text-2);
}

/* ── Metric cards ─────────────────────────────────────────── */
.metric-card {
  padding: 1rem 1.25rem;
}

.metric-label {
  font-size:   .75rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--rt-text-2);
  margin-bottom: .25rem;
}

.metric-value {
  font-family: var(--rt-font-mono);
  font-size:   1.375rem;
  font-weight: 600;
  line-height: 1.2;
}

.metric-value-sm {
  font-family: var(--rt-font-mono);
  font-size:   1rem;
  font-weight: 500;
}

.metric-sub {
  font-family: var(--rt-font-mono);
  font-size:   .8125rem;
  color: var(--rt-text-2);
}

.metric-positive { color: var(--rt-positive); }
.metric-negative { color: var(--rt-negative); }
.metric-neutral  { color: var(--rt-text-2); }

/* ── Tables ───────────────────────────────────────────────── */
.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--rt-text);
  --bs-table-border-color: var(--rt-border);
  font-size: .875rem;
}

.table thead th {
  font-size:   .6875rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--rt-text-2);
  border-bottom: 2px solid var(--rt-border);
  background: var(--rt-surface-2);
  padding: .625rem .875rem;
}

.table tbody td {
  padding: .625rem .875rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--rt-border);
}

.table tbody tr:hover { background: var(--rt-accent-faint); cursor: pointer; }
.table tbody tr:last-child td { border-bottom: none; }

/* Row status styling */
.row-settled td  { color: var(--rt-positive); }
.row-canceled td { color: var(--rt-text-2); opacity: .65; }

/* ── Status badges ────────────────────────────────────────── */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: .2rem .55rem;
  border-radius: 999px;
  white-space: nowrap;
}

.status-matched   { background: rgba(99,102,241,.12);  color: var(--rt-status-matched); }
.status-confirmed { background: rgba(2,132,199,.12);   color: var(--rt-status-confirmed); }
.status-submitted { background: rgba(3,105,161,.12);   color: var(--rt-status-submitted); }
.status-approved  { background: rgba(15,107,61,.12);   color: var(--rt-status-approved); }
.status-signed    { background: rgba(4,120,87,.12);    color: var(--rt-status-signed); }
.status-settled   { background: rgba(21,128,61,.12);   color: var(--rt-status-settled); }
.status-completed { background: rgba(22,101,52,.12);   color: var(--rt-status-completed); }
.status-available { background: rgba(2,132,199,.12);   color: var(--rt-status-available); }
.status-canceled { background: rgba(156,163,175,.15); color: var(--rt-status-canceled); }

/* ── Forms ────────────────────────────────────────────────── */
.form-control,
.form-select {
  background: var(--rt-surface);
  border-color: var(--rt-border);
  color: var(--rt-text);
  font-size: .875rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--rt-accent);
  box-shadow: 0 0 0 3px var(--rt-accent-faint);
  background: var(--rt-surface);
  color: var(--rt-text);
}

.form-control[readonly],
.form-control:disabled {
  background: var(--rt-surface-2);
  color: var(--rt-text-2);
  opacity: 1;
}

.form-label {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--rt-text);
  margin-bottom: .3rem;
}

.form-computed {
  font-family: var(--rt-font-mono);
  font-size: .875rem;
  font-weight: 500;
  padding: .4rem .75rem;
  background: var(--rt-surface-2);
  border: 1px solid var(--rt-border);
  border-radius: .375rem;
  color: var(--rt-text);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn-primary {
  --bs-btn-bg: var(--rt-accent);
  --bs-btn-border-color: var(--rt-accent);
  --bs-btn-hover-bg: #1a44c2;
  --bs-btn-hover-border-color: #1a44c2;
  font-weight: 600;
  font-size: .875rem;
}

.btn-sm { font-size: .8125rem; }

/* ── Alerts ───────────────────────────────────────────────── */
.alert {
  border: none;
  border-radius: .625rem;
  font-size: .875rem;
  font-weight: 500;
}

.alert-success { background: rgba(15,107,61,.1);  color: var(--rt-positive); }
.alert-danger  { background: rgba(185,28,28,.1);  color: var(--rt-negative); }
.alert-warning { background: rgba(180,83,9,.1);   color: var(--rt-warn); }

/* ── Detail panel (row click) ─────────────────────────────── */
.detail-panel {
  display: none;
  background: var(--rt-surface-2);
  border: 1px solid var(--rt-border);
  border-radius: .75rem;
  padding: 1.25rem;
}

.detail-panel.visible { display: block; }

.detail-field-label {
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--rt-text-2);
}

.detail-field-value {
  font-size: .875rem;
  color: var(--rt-text);
}

/* ── Privacy blur ─────────────────────────────────────────── */
body.privacy-mode .privacy-blur {
  filter: blur(6px);
  user-select: none;
}

/* ── Expand/collapse chevron ──────────────────────────────── */
.rt-detail-chevron {
  display: inline-block;
  transition: transform .2s ease;
}
.rt-detail-chevron.expanded { transform: rotate(90deg); }

/* ── Certificate mismatch indicator ──────────────────────── */
.cert-match    { color: var(--rt-positive); font-weight: 600; }
.cert-mismatch { color: var(--rt-negative); font-weight: 600; }

/* ── Elapsed days indicator ───────────────────────────────── */
.elapsed-days {
  font-family: var(--rt-font-mono);
  font-size: .75rem;
  color: var(--rt-warn);
}

.elapsed-days.elapsed-long { color: var(--rt-negative); }

/* ── Page header ──────────────────────────────────────────── */
.page-header {
  padding: 1.5rem 0 1rem;
  border-bottom: 1px solid var(--rt-border);
  margin-bottom: 1.5rem;
}

.page-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--rt-text);
  margin: 0;
}

/* ── Utility ──────────────────────────────────────────────── */
.text-positive { color: var(--rt-positive) !important; }
.text-negative { color: var(--rt-negative) !important; }
.text-muted-rt { color: var(--rt-text-2)   !important; }

.divider-label {
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--rt-text-2);
}

/* ── Modal close button ───────────────────────────────────── */
.modal .btn-close {
  width:            .5em;
  height:           .5em;
  background-size:  .5em;
  align-self:       flex-start;
}

/* ── Privacy toggle (hide numbers) ───────────────────────── */
body.rt-numbers-hidden .metric-value,
body.rt-numbers-hidden .metric-value-sm,
body.rt-numbers-hidden .font-mono:not(.rt-no-blur):not(.rt-date):not(input):not(select):not(textarea),
body.rt-numbers-hidden .text-end .metric-sub,
body.rt-numbers-hidden .metric-value + .metric-sub,
body.rt-numbers-hidden .metric-value-sm + .metric-sub,
body.rt-numbers-hidden canvas,
body.rt-numbers-hidden #hiiveModalBody .detail-field-value:not(.rt-date) {
  filter: blur(6px);
  user-select: none;
}

/* Lifecycle panel shows operational metrics (days/rates) — never blur */
body.rt-numbers-hidden #lcBody .font-mono,
body.rt-numbers-hidden #lcBody canvas {
  filter: none;
  user-select: auto;
}

/* Date values are never considered sensitive */
body.rt-numbers-hidden .rt-date {
  filter: none;
  user-select: auto;
}