/* ============================================================
   Brahm Repertory — Global Design System & Variables
   ============================================================ */

:root {
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Base Light Theme Colors */
  --bg: #f6f5f1;
  --bg-panel: #ffffff;
  --bg-sunk: #efede7;
  --bg-rail: #14201d;
  --rail-ink: #9fb3ac;
  --rail-ink-active: #f3efe4;
  --line: #e4e1d8;
  --line-strong: #d4d0c4;
  --ink: #1d2724;
  --ink-soft: #5d6661;
  --ink-faint: #939a94;

  /* Kingdom Palette */
  --k-plant: #3f8f4f;
  --k-mineral: #3f51b5;
  --k-animal: #b4252a;
  --k-nosode: #7b2f8f;
  --k-impond: #0d8aa0;
  --k-fungi: #7a8c2c;

  /* Grade Scale */
  --g1: #b8c0bb;
  --g2: #5f9c93;
  --g3: #0f766e;
  --g4: #0b4f49;

  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(20, 32, 29, .06), 0 1px 3px rgba(20, 32, 29, .04);
  --shadow-md: 0 4px 14px rgba(20, 32, 29, .08), 0 2px 6px rgba(20, 32, 29, .05);
  --shadow-lg: 0 18px 50px rgba(20, 32, 29, .16);

  /* Default Light Accent: Saffron */
  --brand: #d97706;
  --brand-soft: #fef3c7;
  --brand-deep: #b45309;
}

/* Light Accent Variations */
[data-accent="saffron"] {
  --brand: #d97706;
  --brand-soft: #fef3c7;
  --brand-deep: #b45309;
}

[data-accent="teal"] {
  --brand: #0f766e;
  --brand-soft: #ccfbf1;
  --brand-deep: #0d9488;
}

[data-accent="blue"] {
  --brand: #2563eb;
  --brand-soft: #dbeafe;
  --brand-deep: #1d4ed8;
}

[data-accent="green"] {
  --brand: #16a34a;
  --brand-soft: #dcfce7;
  --brand-deep: #15803d;
}

[data-accent="violet"] {
  --brand: #7c3aed;
  --brand-soft: #ede9fe;
  --brand-deep: #6d28d9;
}

[data-accent="crimson"] {
  --brand: #e11d48;
  --brand-soft: #ffe4e6;
  --brand-deep: #be123c;
}

/* Dark Theme Overrides */
[data-theme="dark"] {
  --bg: #0e1513;
  --bg-panel: #15201d;
  --bg-sunk: #101816;
  --bg-rail: #0a110f;
  --rail-ink: #7e938b;
  --rail-ink-active: #eef3ee;
  --line: #23302c;
  --line-strong: #2c3b36;
  --ink: #e8eee9;
  --ink-soft: #a3b0aa;
  --ink-faint: #6b766f;

  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 6px 18px rgba(0,0,0,.45);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.6);

  /* Default Dark Accent: Saffron */
  --brand: #f59e0b;
  --brand-soft: rgba(245, 158, 11, 0.15);
  --brand-deep: #fbbf24;
}

/* Dark Accent Variations */
[data-theme="dark"][data-accent="saffron"] {
  --brand: #f59e0b;
  --brand-soft: rgba(245, 158, 11, 0.15);
  --brand-deep: #fbbf24;
}

[data-theme="dark"][data-accent="teal"] {
  --brand: #2dd4bf;
  --brand-soft: rgba(45, 212, 191, 0.15);
  --brand-deep: #5eead4;
}

[data-theme="dark"][data-accent="blue"] {
  --brand: #60a5fa;
  --brand-soft: rgba(96, 165, 250, 0.15);
  --brand-deep: #93c5fd;
}

[data-theme="dark"][data-accent="green"] {
  --brand: #4ade80;
  --brand-soft: rgba(74, 222, 128, 0.15);
  --brand-deep: #86efac;
}

[data-theme="dark"][data-accent="violet"] {
  --brand: #a78bfa;
  --brand-soft: rgba(167, 139, 250, 0.15);
  --brand-deep: #c4b5fd;
}

[data-theme="dark"][data-accent="crimson"] {
  --brand: #fb7185;
  --brand-soft: rgba(251, 113, 133, 0.15);
  --brand-deep: #fda4af;
}

/* Core resets */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  font-size: 14px;
  line-height: 1.45;
  overflow: hidden;
}

/* ---------------------------------------------------------------
   Add shorthand alias for accent color (used by SVG/inline refs)
   --------------------------------------------------------------- */
:root { --accent: var(--brand); }

/* ---------------------------------------------------------------
   Top Navigation Bar
   --------------------------------------------------------------- */
.brahm-body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

.brahm-topbar {
  display: flex;
  align-items: center;
  gap: 0;
  height: 52px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--line);
  padding: 0 16px;
  flex-shrink: 0;
  z-index: 100;
}

.brahm-topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: 32px;
  text-decoration: none;
}

.brahm-topbar__title {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.3px;
}

.brahm-topbar__title strong {
  color: var(--brand);
  font-weight: 700;
}

.brahm-topbar__nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
}

.brahm-topbar__link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-soft);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.brahm-topbar__link:hover,
.brahm-topbar__link.active {
  background: var(--brand-soft);
  color: var(--brand);
}

.brahm-topbar__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

/* ---------------------------------------------------------------
   Accent Picker
   --------------------------------------------------------------- */
.brahm-accent-picker {
  display: flex;
  align-items: center;
  gap: 5px;
}

.brahm-accent-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
  outline: none;
  padding: 0;
}

.brahm-accent-dot.active {
  transform: scale(1.3);
  border-color: var(--ink);
}

[data-accent="saffron"] .brahm-accent-dot[data-accent="saffron"] { background: #d97706; }
[data-accent="teal"]    .brahm-accent-dot[data-accent="teal"]    { background: #0f766e; }
[data-accent="blue"]    .brahm-accent-dot[data-accent="blue"]    { background: #2563eb; }
[data-accent="green"]   .brahm-accent-dot[data-accent="green"]   { background: #16a34a; }
[data-accent="violet"]  .brahm-accent-dot[data-accent="violet"]  { background: #7c3aed; }
[data-accent="crimson"] .brahm-accent-dot[data-accent="crimson"] { background: #e11d48; }

.brahm-accent-dot[data-accent="saffron"] { background: #d97706; }
.brahm-accent-dot[data-accent="teal"]    { background: #0f766e; }
.brahm-accent-dot[data-accent="blue"]    { background: #2563eb; }
.brahm-accent-dot[data-accent="green"]   { background: #16a34a; }
.brahm-accent-dot[data-accent="violet"]  { background: #7c3aed; }
.brahm-accent-dot[data-accent="crimson"] { background: #e11d48; }

/* ---------------------------------------------------------------
   Theme Toggle Button
   --------------------------------------------------------------- */
.brahm-theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.brahm-theme-toggle:hover {
  background: var(--brand-soft);
  color: var(--brand);
}

/* ---------------------------------------------------------------
   User Menu
   --------------------------------------------------------------- */
.brahm-user-menu {
  position: relative;
}

.brahm-user-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.15s;
}

.brahm-user-btn:hover {
  background: var(--bg-sunk);
}

.brahm-user-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--brand);
  color: white;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.brahm-user-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  min-width: 160px;
  overflow: hidden;
  z-index: 200;
}

.brahm-dropdown-item {
  display: block;
  width: 100%;
  padding: 9px 14px;
  font-size: 13px;
  color: var(--ink);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.12s;
}

.brahm-dropdown-item:hover {
  background: var(--bg-sunk);
}

.brahm-dropdown-item--danger {
  color: #e11d48;
}

/* ---------------------------------------------------------------
   Main Content Area
   --------------------------------------------------------------- */
.brahm-main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* ---------------------------------------------------------------
   Workstation Layout (three-column)
   --------------------------------------------------------------- */
.ws-layout {
  display: grid;
  grid-template-columns: 260px 1fr 320px;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.ws-sidebar {
  background: var(--bg-panel);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.ws-center {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
}

.ws-right {
  background: var(--bg-panel);
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.ws-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}

.ws-panel-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.ws-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

/* ---------------------------------------------------------------
   Rubric Search Input
   --------------------------------------------------------------- */
.brahm-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-sunk);
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}

.brahm-search__input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 13px;
  color: var(--ink);
  font-family: var(--font-ui);
}

.brahm-search__input::placeholder {
  color: var(--ink-faint);
}

.brahm-search__icon {
  color: var(--ink-faint);
  flex-shrink: 0;
}

/* ---------------------------------------------------------------
   Rubric List Items
   --------------------------------------------------------------- */
.rubric-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.1s;
  font-size: 12.5px;
  color: var(--ink-soft);
  line-height: 1.35;
}

.rubric-item:hover {
  background: var(--bg-sunk);
  color: var(--ink);
}

.rubric-item.selected {
  background: var(--brand-soft);
  color: var(--brand);
}

.rubric-item__path {
  flex: 1;
  font-size: 12px;
}

.rubric-item__add {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  background: var(--brand);
  color: white;
  border: none;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.1s;
}

.rubric-item:hover .rubric-item__add {
  opacity: 1;
}

/* ---------------------------------------------------------------
   Analysis Sheet (Center Panel Table)
   --------------------------------------------------------------- */
.analysis-table-wrap {
  flex: 1;
  overflow: auto;
}

.analysis-table {
  width: max-content;
  min-width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.analysis-table th {
  position: sticky;
  top: 0;
  background: var(--bg-panel);
  border-bottom: 2px solid var(--line);
  padding: 6px 8px;
  text-align: center;
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink-soft);
  z-index: 10;
}

.analysis-table th.rubric-col {
  text-align: left;
  min-width: 220px;
  position: sticky;
  left: 0;
  z-index: 20;
  border-right: 1px solid var(--line);
}

.analysis-table td {
  padding: 4px 8px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
  text-align: center;
}

.analysis-table td.rubric-col {
  text-align: left;
  position: sticky;
  left: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--ink);
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Grade cells */
.grade-cell { font-weight: 700; border-radius: 3px; width: 22px; height: 22px; display: inline-flex; align-items: center; justify-content: center; }
.grade-1 { color: var(--g1); }
.grade-2 { color: var(--g2); }
.grade-3 { color: var(--g3); }
.grade-4 { color: var(--g4); background: rgba(11,79,73,.12); }

/* ---------------------------------------------------------------
   Score Bar (Results Panel)
   --------------------------------------------------------------- */
.score-bar-wrap { padding: 6px 10px; }

.score-bar-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background 0.1s;
  border-radius: 4px;
}

.score-bar-item:hover { background: var(--bg-sunk); }

.score-bar__rank {
  font-size: 10px;
  color: var(--ink-faint);
  width: 16px;
  text-align: center;
}

.score-bar__abbr {
  font-weight: 700;
  font-size: 12px;
  color: var(--ink);
  width: 50px;
}

.score-bar__track {
  flex: 1;
  height: 6px;
  background: var(--bg-sunk);
  border-radius: 3px;
  overflow: hidden;
}

.score-bar__fill {
  height: 100%;
  background: var(--brand);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.score-bar__num {
  font-size: 11px;
  color: var(--ink-soft);
  width: 28px;
  text-align: right;
}

/* ---------------------------------------------------------------
   Rep / Chapter Tree (Sidebar)
   --------------------------------------------------------------- */
.rep-tree-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12.5px;
  color: var(--ink-soft);
  transition: background 0.1s, color 0.1s;
}

.rep-tree-item:hover { background: var(--bg-sunk); color: var(--ink); }
.rep-tree-item.active { background: var(--brand-soft); color: var(--brand); font-weight: 600; }

.rep-tree-item--rep {
  font-weight: 600;
  font-size: 13px;
  color: var(--ink);
  padding-top: 8px;
  margin-top: 4px;
}

.rep-tree-item--chapter {
  padding-left: 22px;
  font-size: 12px;
}

/* ---------------------------------------------------------------
   Buttons
   --------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: background 0.15s, opacity 0.15s;
}

.btn-primary {
  background: var(--brand);
  color: white;
}

.btn-primary:hover { opacity: 0.88; }

.btn-ghost {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
}

.btn-ghost:hover { background: var(--bg-sunk); color: var(--ink); }

.btn-danger {
  background: #e11d48;
  color: white;
}

/* ---------------------------------------------------------------
   Toasts
   --------------------------------------------------------------- */
.brahm-toasts {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 9999;
}

.brahm-toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  box-shadow: var(--shadow-md);
  max-width: 320px;
}

.brahm-toast--info    { background: var(--bg-panel); border-left: 3px solid var(--brand); color: var(--ink); }
.brahm-toast--success { background: #dcfce7; border-left: 3px solid #16a34a; color: #15803d; }
.brahm-toast--error   { background: #ffe4e6; border-left: 3px solid #e11d48; color: #be123c; }

.brahm-toast__close {
  margin-left: auto;
  background: none;
  border: none;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  color: inherit;
  opacity: 0.6;
}

/* ---------------------------------------------------------------
   Scrollbars
   --------------------------------------------------------------- */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-faint); }

/* ---------------------------------------------------------------
   Badge
   --------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 7px;
  border-radius: 99px;
  font-size: 10.5px;
  font-weight: 600;
  background: var(--brand-soft);
  color: var(--brand);
}

/* ---------------------------------------------------------------
   Loading Spinner
   --------------------------------------------------------------- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--line);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}