/* ═══════════════════════════════════════════════════════════
   OneStaff.ai — Minimal Light Design System
   Theme: White & Black · Font: Montserrat
   ═══════════════════════════════════════════════════════════ */

:root {
  /* ─── Core Palette ─── */
  --bg-primary:       #ffffff;
  --bg-secondary:     #f8f9fa;
  --bg-tertiary:      #f0f1f3;
  --bg-hover:         #f3f4f6;
  --bg-active:        #e5e7eb;
  --bg-input:         #ffffff;
  --bg-subtle:        #fafafa;

  /* ─── Borders ─── */
  --border-primary:   #e5e7eb;
  --border-secondary: #d1d5db;
  --border-hover:     #9ca3af;
  --border-focus:     #111111;

  /* ─── Typography ─── */
  --text-primary:     #111111;
  --text-secondary:   #6b7280;
  --text-muted:       #9ca3af;
  --text-disabled:    #d1d5db;

  /* ─── Accent ─── */
  --accent:           #111111;
  --accent-hover:     #333333;
  --accent-muted:     rgba(0,0,0,0.06);
  --accent-light:     rgba(0,0,0,0.04);

  /* ─── Status Colors ─── */
  --success:          #16a34a;
  --success-light:    rgba(22,163,74,0.08);
  --warning:          #ca8a04;
  --warning-light:    rgba(202,138,4,0.08);
  --danger:           #dc2626;
  --danger-light:     rgba(220,38,38,0.08);
  --info:             #2563eb;
  --info-light:       rgba(37,99,235,0.08);

  /* ─── Legacy Aliases (for inline var refs) ─── */
  --sidebar-bg:       #ffffff;
  --sidebar-hover:    #f3f4f6;
  --sidebar-active:   #f3f4f6;
  --content-bg:       #f8f9fa;
  --card-bg:          #ffffff;

  /* ─── Spacing ─── */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;

  /* ─── Effects ─── */
  --shadow-sm:  0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 24px rgba(0,0,0,0.12);
  --shadow-glow: 0 0 0 transparent;
  --radius:     8px;
  --radius-sm:  6px;
  --radius-lg:  12px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);

  /* ─── Fonts ─── */
  --font-family: 'Montserrat', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;

  /* ─── Legacy color aliases ─── */
  --border:      #e5e7eb;
  --border-dark: #d1d5db;
}

/* ─── Reset ─── */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-secondary);
  display: flex;
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ═══════════════════════════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════════════════════════ */
.sidebar {
  width: 220px;
  background: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: 10;
  border-right: 1px solid var(--border-primary);
}

.sidebar-brand {
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--border-primary);
  gap: 10px;
}

.sidebar-brand .logo {
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: var(--bg-primary);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  font-family: var(--font-family);
}

.sidebar-brand span {
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 10px 20px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 400;
  cursor: pointer;
  transition: var(--transition);
  border-left: 2px solid transparent;
  gap: 12px;
}

.nav-item:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-item.active {
  color: var(--text-primary);
  background: var(--bg-tertiary);
  border-left-color: var(--accent);
}

.nav-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-icon svg {
  width: 16px;
  height: 16px;
}

.nav-separator {
  height: 1px;
  background: var(--border-primary);
  margin: 8px 20px;
}

.nav-section-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 16px 20px 6px;
  font-weight: 600;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-primary);
}

.sidebar-footer .status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(34,197,94,0.1);
  color: var(--success);
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
}

.sidebar-footer .status-dot {
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ═══════════════════════════════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════════════════════════════ */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-primary);
}

/* Top Bar */
.top-bar {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  border-bottom: 1px solid var(--border-primary);
  flex-shrink: 0;
  background: var(--bg-primary);
}

.top-bar h1 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.top-bar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Content Area */
.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px;
  background: var(--bg-primary);
}

/* ═══════════════════════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════════════════════ */
.card {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border: 1px solid var(--border-primary);
  box-shadow: none;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h2 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card-body {
  padding: 20px;
}

/* ═══════════════════════════════════════════════════════════
   SCORECARD ROW
   ═══════════════════════════════════════════════════════════ */
.scorecard-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.score-card {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border-primary);
  box-shadow: none;
  transition: var(--transition);
}

.score-card:hover {
  border-color: var(--border-secondary);
}

.score-card .label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.score-card .value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.score-card .change {
  font-size: 11px;
  font-weight: 600;
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.change.up { color: var(--success); background: var(--success-light); }
.change.down { color: var(--danger); background: var(--danger-light); }

/* Connect Rate Ring */
.ring-container {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ring-svg {
  width: 56px;
  height: 56px;
  transform: rotate(-90deg);
}

.ring-bg { stroke: var(--border-primary); }
.ring-fill { stroke: var(--accent); transition: stroke-dashoffset 1s ease; }

/* ═══════════════════════════════════════════════════════════
   MIDDLE ROW
   ═══════════════════════════════════════════════════════════ */
.middle-row {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 20px;
  margin-bottom: 24px;
}

/* Live Feed */
.live-feed-list {
  list-style: none;
  max-height: 360px;
  overflow-y: auto;
}

.feed-item {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-primary);
  gap: 12px;
  font-size: 13px;
}

.feed-item:last-child { border-bottom: none; }

.feed-time {
  color: var(--text-muted);
  font-size: 11px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  width: 50px;
}

.feed-name {
  font-weight: 500;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-primary);
}

.feed-duration {
  font-size: 12px;
  color: var(--text-muted);
  flex-shrink: 0;
  font-family: var(--font-mono);
}

.sentiment-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.sentiment-dot.positive { background: var(--success); }
.sentiment-dot.neutral { background: var(--warning); }
.sentiment-dot.negative { background: var(--danger); }
.sentiment-dot.none { background: var(--text-muted); }

.feed-status {
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.feed-status.connected { background: var(--success-light); color: var(--success); border: 1px solid rgba(34,197,94,0.2); }
.feed-status.no_answer { background: var(--accent-muted); color: var(--text-muted); border: 1px solid var(--border-primary); }
.feed-status.busy { background: var(--warning-light); color: var(--warning); border: 1px solid rgba(234,179,8,0.2); }
.feed-status.calling { background: var(--accent-muted); color: var(--text-primary); border: 1px solid var(--border-secondary); animation: pulse 1.5s infinite; }

/* Action Queue */
.action-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border-primary);
}

.action-item:last-child { border-bottom: none; }

.action-type {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin-bottom: 4px;
}

.action-type.hot_lead_alert { color: var(--danger); }
.action-type.callback_approval { color: var(--warning); }
.action-type.knowledge_gap { color: var(--info); }

.action-title {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.action-desc {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.5;
}

.action-buttons {
  display: flex;
  gap: 8px;
}

/* ═══════════════════════════════════════════════════════════
   FUNNEL CHART
   ═══════════════════════════════════════════════════════════ */
.funnel-row {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 120px;
  padding: 20px 0;
}

.funnel-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.funnel-bar {
  width: 100%;
  border-radius: 4px 4px 0 0;
  min-height: 8px;
  transition: height 0.6s ease;
  background: var(--accent) !important;
}

.funnel-label {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.funnel-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* ═══════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-family: var(--font-family);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-success {
  background: transparent;
  color: var(--success);
  border: 1px solid rgba(34,197,94,0.3);
}
.btn-success:hover { background: var(--success-light); }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.3);
}
.btn-danger:hover { background: var(--danger-light); }

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-secondary);
}
.btn-outline:hover { border-color: var(--border-hover); color: var(--text-primary); background: var(--bg-tertiary); }

.btn-sm {
  padding: 5px 12px;
  font-size: 11px;
}

.btn-lg {
  padding: 10px 24px;
  font-size: 13px;
}

/* ═══════════════════════════════════════════════════════════
   TABLES
   ═══════════════════════════════════════════════════════════ */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border-primary);
  background: transparent;
}

.data-table td {
  padding: 14px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border-primary);
  color: var(--text-secondary);
}

.data-table td strong {
  color: var(--text-primary);
  font-weight: 600;
}

.data-table tr:hover td {
  background: var(--bg-secondary);
}

/* ═══════════════════════════════════════════════════════════
   BADGES
   ═══════════════════════════════════════════════════════════ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-new { background: var(--accent-muted); color: var(--text-secondary); border: 1px solid var(--border-primary); }
.badge-contacted { background: var(--info-light); color: var(--info); border: 1px solid rgba(59,130,246,0.2); }
.badge-interested { background: var(--success-light); color: var(--success); border: 1px solid rgba(34,197,94,0.2); }
.badge-visit_booked { background: var(--success-light); color: var(--success); border: 1px solid rgba(34,197,94,0.2); }
.badge-not_interested { background: var(--danger-light); color: var(--danger); border: 1px solid rgba(239,68,68,0.2); }
.badge-retry { background: var(--warning-light); color: var(--warning); border: 1px solid rgba(234,179,8,0.2); }
.badge-calling { background: var(--accent-muted); color: var(--text-primary); border: 1px solid var(--border-secondary); }
.badge-dnd { background: var(--accent-muted); color: var(--text-muted); border: 1px solid var(--border-primary); }
.badge-draft { background: var(--accent-muted); color: var(--text-muted); border: 1px solid var(--border-primary); }
.badge-active { background: var(--success-light); color: var(--success); border: 1px solid rgba(34,197,94,0.2); }
.badge-paused { background: var(--warning-light); color: var(--warning); border: 1px solid rgba(234,179,8,0.2); }
.badge-completed { background: var(--info-light); color: var(--info); border: 1px solid rgba(59,130,246,0.2); }

/* ═══════════════════════════════════════════════════════════
   FORMS
   ═══════════════════════════════════════════════════════════ */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-family);
  color: var(--text-primary);
  background: var(--bg-input);
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(0,0,0,0.08);
}

.form-input::placeholder, .form-textarea::placeholder {
  color: var(--text-muted);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.6;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ═══════════════════════════════════════════════════════════
   MODAL
   ═══════════════════════════════════════════════════════════ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-primary);
  box-shadow: 0 24px 48px rgba(0,0,0,0.15);
  width: 560px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  cursor: pointer;
  font-size: 18px;
  color: var(--text-muted);
  border-radius: 6px;
  transition: var(--transition);
}
.modal-close:hover { background: var(--bg-tertiary); color: var(--text-primary); }

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-primary);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ═══════════════════════════════════════════════════════════
   EMPTY STATE
   ═══════════════════════════════════════════════════════════ */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  opacity: 0.3;
}

.empty-state h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.empty-state p {
  font-size: 13px;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════
   TABS
   ═══════════════════════════════════════════════════════════ */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: 20px;
  gap: 4px;
}

.tab-item {
  padding: 10px 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tab-item:hover { color: var(--text-secondary); }
.tab-item.active { color: var(--text-primary); border-bottom-color: var(--accent); }

/* ═══════════════════════════════════════════════════════════
   SEARCH
   ═══════════════════════════════════════════════════════════ */
.search-box {
  position: relative;
}

.search-box input {
  padding-left: 36px;
}

.search-box svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════
   TRANSCRIPT
   ═══════════════════════════════════════════════════════════ */
.transcript-line {
  padding: 8px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.transcript-speaker {
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.transcript-speaker.ai { color: var(--text-primary); }
.transcript-speaker.human { color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════════
   KNOWLEDGE BASE
   ═══════════════════════════════════════════════════════════ */
.kb-category {
  margin-bottom: 24px;
}

.kb-category-header {
  font-size: 12px;
  font-weight: 600;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-secondary);
}

.kb-entry {
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  transition: var(--transition);
}

.kb-entry:hover {
  border-color: var(--border-secondary);
}

.kb-question {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.kb-answer {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════
   SCROLLBAR
   ═══════════════════════════════════════════════════════════ */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #333333; border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: #555555; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 1200px) {
  .scorecard-row { grid-template-columns: repeat(3, 1fr); }
  .middle-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .scorecard-row { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════
   SETTINGS PAGE
   ═══════════════════════════════════════════════════════════ */
.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.settings-header .form-select {
  width: 280px;
}

.settings-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: 0;
  background: var(--bg-primary);
  padding: 0 24px;
}

.settings-tab {
  padding: 14px 20px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: var(--transition);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.settings-tab:hover { color: var(--text-secondary); }
.settings-tab.active { color: var(--text-primary); border-bottom-color: var(--accent); font-weight: 600; }

.settings-panel {
  display: none;
  padding: 28px;
  background: var(--bg-primary);
}
.settings-panel.active { display: block; }

/* Toggle Switch */
.toggle-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.toggle-switch {
  position: relative;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--border-secondary);
  border-radius: 26px;
  transition: 0.2s;
}

.toggle-slider:before {
  content: '';
  position: absolute;
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: 0.2s;
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--accent);
}

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(22px);
  background: var(--bg-primary);
}

.toggle-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.toggle-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Pipeline Cards */
.pipeline-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 12px;
}

.pipeline-card {
  padding: 20px;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  background: var(--bg-secondary);
}

.pipeline-card:hover { border-color: var(--border-hover); }

.pipeline-card.selected {
  border-color: var(--accent);
  background: var(--accent-light);
}

.pipeline-card.selected::after {
  content: '\2713';
  position: absolute;
  top: 12px;
  right: 12px;
  width: 24px;
  height: 24px;
  background: var(--accent);
  color: var(--bg-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}

.pipeline-card h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.pipeline-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.pipeline-card .pipeline-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  margin-top: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pipeline-badge.fast { background: var(--success-light); color: var(--success); border: 1px solid rgba(34,197,94,0.2); }
.pipeline-badge.flexible { background: var(--accent-muted); color: var(--text-secondary); border: 1px solid var(--border-primary); }

/* Provider Cards */
.provider-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.provider-card {
  padding: 14px 16px;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-secondary);
}

.provider-card:hover { border-color: var(--border-hover); }
.provider-card.selected { border-color: var(--accent); background: var(--accent-light); }

.provider-card .provider-name {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--text-primary);
}

.provider-card .provider-meta {
  font-size: 11px;
  color: var(--text-muted);
}

.provider-card .provider-cost {
  font-size: 12px;
  color: var(--text-primary);
  font-weight: 600;
  margin-top: 6px;
  font-family: var(--font-mono);
}

/* Voice Grid */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
  margin-top: 8px;
  max-height: 300px;
  overflow-y: auto;
}

.voice-card {
  padding: 10px 14px;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-size: 13px;
  background: var(--bg-secondary);
}

.voice-card:hover { border-color: var(--border-hover); background: var(--bg-tertiary); }
.voice-card.selected { border-color: var(--accent); background: var(--accent-light); }

.voice-card .voice-name { font-weight: 600; color: var(--text-primary); }
.voice-card .voice-meta { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* Slider */
.slider-group {
  margin-top: 8px;
}

.slider-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.slider-container input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  height: 4px;
  background: var(--border-primary);
  border-radius: 2px;
  outline: none;
}

.slider-container input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  box-shadow: none;
}

.slider-value {
  font-size: 14px;
  font-weight: 600;
  min-width: 40px;
  text-align: center;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* Settings Section */
.settings-section {
  margin-bottom: 28px;
}

.settings-section:last-child { margin-bottom: 0; }

.settings-section-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.settings-section-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.settings-divider {
  height: 1px;
  background: var(--border-primary);
  margin: 28px 0;
}

/* Save Bar */
.save-bar {
  position: sticky;
  bottom: 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-primary);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  z-index: 5;
}

.save-bar .save-status {
  font-size: 13px;
  color: var(--success);
  font-weight: 500;
  margin-right: auto;
}

/* ═══════════════════════════════════════════════════════════
   CALL LOGS PAGE
   ═══════════════════════════════════════════════════════════ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-primary);
  align-items: center;
}

.filter-bar .form-select,
.filter-bar .form-input {
  width: auto;
  min-width: 160px;
}

.filter-bar .filter-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Expandable Row */
.expandable-row {
  cursor: pointer;
}

.expandable-row:hover td {
  background: var(--bg-secondary);
}

.expand-icon {
  display: inline-flex;
  width: 20px;
  height: 20px;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
  color: var(--text-muted);
}

.expand-icon.open {
  transform: rotate(90deg);
  color: var(--text-primary);
}

.expanded-content {
  display: none;
}

.expanded-content.open {
  display: table-row;
}

.expanded-content td {
  background: var(--bg-secondary) !important;
  padding: 0 !important;
}

.expanded-inner {
  padding: 20px 24px;
}

/* Latency Bar */
.latency-bar {
  display: flex;
  gap: 2px;
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  max-width: 120px;
}

.latency-bar .stt-bar { background: #3b82f6; }
.latency-bar .llm-bar { background: #8b5cf6; }
.latency-bar .tts-bar { background: #10b981; }

.latency-legend {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  font-size: 11px;
}

.latency-legend span {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
}

.latency-legend .dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

/* Provider Badge (inline) */
.provider-badge-inline {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-primary);
}

/* Cost Display */
.cost-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.cost-currency {
  font-size: 11px;
  color: var(--text-muted);
}

/* Transcript Compact */
.transcript-compact {
  max-height: 300px;
  overflow-y: auto;
  padding: 16px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary);
}

.transcript-turn {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-primary);
}

.transcript-turn:last-child { border-bottom: none; }

.transcript-turn .turn-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  min-width: 50px;
  flex-shrink: 0;
  padding-top: 2px;
}

.transcript-turn .turn-label.ai { color: var(--text-primary); }
.transcript-turn .turn-label.lead { color: var(--text-muted); }

.transcript-turn .turn-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.transcript-turn .turn-latency {
  font-size: 11px;
  color: var(--text-muted);
  flex-shrink: 0;
  margin-left: auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* Call Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.metric-card {
  padding: 12px 14px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary);
}

.metric-card .metric-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
  font-weight: 600;
}

.metric-card .metric-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* ═══════════════════════════════════════════════════════════
   PRICING PAGE
   ═══════════════════════════════════════════════════════════ */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.pricing-category {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius);
  overflow: hidden;
}

.pricing-category-header {
  padding: 16px 20px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-primary);
}

.pricing-category-header h3 {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pricing-category-header .category-desc {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.pricing-item {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pricing-item:last-child { border-bottom: none; }

.pricing-item .item-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.pricing-item .item-langs {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.pricing-item .item-price {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  font-family: var(--font-mono);
}

.pricing-item .item-unit {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 400;
}

/* Calculator */
.calculator-card {
  background: var(--bg-secondary);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 28px;
}

.calculator-card h2 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.calculator-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.calculator-result {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  border: 1px solid var(--border-primary);
}

.result-item {
  text-align: center;
}

.result-item .result-label {
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.result-item .result-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.result-item .result-unit {
  font-size: 12px;
  color: var(--text-muted);
}

.result-divider {
  width: 1px;
  height: 60px;
  background: var(--border-primary);
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
}

.comparison-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border-primary);
  background: transparent;
}

.comparison-table td {
  padding: 12px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border-primary);
  color: var(--text-secondary);
}

.comparison-table tr:hover td { background: var(--bg-secondary); }

.comparison-table .highlight-row td {
  background: var(--accent-light);
  font-weight: 500;
}

.combo-total {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* ═══════════════════════════════════════════════════════════
   KB INLINE EDIT
   ═══════════════════════════════════════════════════════════ */
.kb-inline-form {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  align-items: flex-start;
}

.kb-inline-form .form-input,
.kb-inline-form .form-textarea {
  flex: 1;
}

.kb-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
  align-items: center;
}

.kb-actions .btn-icon {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: 6px;
  color: var(--text-muted);
  transition: var(--transition);
}

.kb-actions .btn-icon:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.kb-actions .btn-icon.delete:hover { background: var(--danger-light); color: var(--danger); }

/* ═══════════════════════════════════════════════════════════
   INFO BOX
   ═══════════════════════════════════════════════════════════ */
.info-box {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.5;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: var(--accent-light);
  border: 1px solid var(--border-primary);
  color: var(--text-secondary);
}

.info-box.info { border-left: 3px solid var(--info); }
.info-box.warning { border-left: 3px solid var(--warning); }
.info-box.success { border-left: 3px solid var(--success); }

.info-box strong { color: var(--text-primary); }
.info-box svg { flex-shrink: 0; margin-top: 1px; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════════
   PAGINATION
   ═══════════════════════════════════════════════════════════ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 16px;
}

.pagination .page-btn {
  padding: 6px 12px;
  border: 1px solid var(--border-primary);
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-family);
  transition: var(--transition);
}

.pagination .page-btn:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.pagination .page-btn.active { background: var(--accent); color: var(--bg-primary); border-color: var(--accent); }
.pagination .page-btn:disabled { opacity: 0.3; cursor: not-allowed; }

.pagination .page-info {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0 8px;
}

/* ═══════════════════════════════════════════════════════════
   CALL/DELETE ACTION BUTTONS
   ═══════════════════════════════════════════════════════════ */
.btn-call {
  background: transparent;
  color: var(--success);
  border: 1px solid rgba(34,197,94,0.3);
}
.btn-call:hover { background: var(--success-light); }
.btn-call.btn-success { background: var(--success); color: #fff; border-color: var(--success); }

.btn-danger-outline {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-primary);
}
.btn-danger-outline:hover { background: var(--danger-light); color: var(--danger); border-color: rgba(239,68,68,0.3); }

.spinner-sm {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(0,0,0,0.1);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
}

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

/* ═══════════════════════════════════════════════════════════
   CALL DETAIL MODAL
   ═══════════════════════════════════════════════════════════ */
.call-detail-header {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.call-detail-header .detail-item {
  padding: 14px 16px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary);
}

.call-detail-header .detail-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
  font-weight: 600;
}

.call-detail-header .detail-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

/* Audio Player */
.audio-player-section {
  padding: 16px 20px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.audio-player-section audio {
  flex: 1;
  height: 36px;
}

.audio-player-section .audio-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

/* Conversation Bubbles */
.conversation-view {
  max-height: 450px;
  overflow-y: auto;
  padding: 16px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary);
}

.chat-message {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.chat-message.ai { flex-direction: row; }
.chat-message.human { flex-direction: row-reverse; }

.chat-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.chat-message.ai .chat-avatar { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-primary); }
.chat-message.human .chat-avatar { background: var(--bg-tertiary); color: var(--text-muted); border: 1px solid var(--border-primary); }

.chat-bubble {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.6;
  position: relative;
}

.chat-message.ai .chat-bubble {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  color: var(--text-secondary);
  border-bottom-left-radius: 4px;
}

.chat-message.human .chat-bubble {
  background: var(--accent);
  color: var(--bg-primary);
  border-bottom-right-radius: 4px;
}

.chat-bubble .bubble-time {
  font-size: 10px;
  opacity: 0.5;
  margin-top: 4px;
  display: block;
}

/* Section Headers in Modal */
.detail-section-title {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.detail-section-title svg { color: var(--text-muted); }

/* Event Timeline */
.event-timeline {
  max-height: 250px;
  overflow-y: auto;
  padding: 0;
  margin: 0;
  list-style: none;
}

.event-timeline li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-primary);
  font-size: 12px;
}

.event-timeline li:last-child { border-bottom: none; }

.event-time {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  min-width: 70px;
  flex-shrink: 0;
}

.event-type {
  font-weight: 600;
  min-width: 100px;
  flex-shrink: 0;
}

.event-type.stt_result { color: #3b82f6; }
.event-type.llm_request, .event-type.llm_response { color: #8b5cf6; }
.event-type.tts_request, .event-type.tts_response { color: #10b981; }
.event-type.speech_start, .event-type.speech_end { color: var(--warning); }
.event-type.call_start, .event-type.call_end { color: var(--text-muted); }
.event-type.barge_in { color: var(--danger); }

.event-content {
  flex: 1;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.event-latency {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
  flex-shrink: 0;
}

/* Cost Breakdown */
.cost-breakdown {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}

.cost-item {
  text-align: center;
  padding: 10px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary);
}

.cost-item .cost-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.cost-item .cost-amount {
  font-size: 16px;
  font-weight: 700;
  margin-top: 4px;
  font-family: var(--font-mono);
}

.cost-item .cost-amount.stt { color: #3b82f6; }
.cost-item .cost-amount.llm { color: #8b5cf6; }
.cost-item .cost-amount.tts { color: #10b981; }
.cost-item .cost-amount.total { color: var(--text-primary); }

/* ═══════════════════════════════════════════════════════════
   CALENDAR PAGE
   ═══════════════════════════════════════════════════════════ */

.calendar-nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.calendar-nav .btn {
  min-width: 36px;
  padding: 6px 10px;
}

.calendar-nav .calendar-month-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 160px;
  text-align: center;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-header-cell {
  padding: 10px 8px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: center;
  border-bottom: 1px solid var(--border-primary);
  background: var(--bg-secondary);
}

.calendar-cell {
  min-height: 80px;
  padding: 6px;
  border: 1px solid var(--border-primary);
  border-top: none;
  border-left: none;
  position: relative;
  cursor: default;
  transition: background 0.15s;
}

.calendar-cell:nth-child(7n+1) {
  border-left: 1px solid var(--border-primary);
}

.calendar-cell:hover {
  background: var(--bg-hover);
}

.calendar-cell.today {
  background: rgba(37, 99, 235, 0.06);
}

.calendar-cell.today:hover {
  background: rgba(37, 99, 235, 0.10);
}

.calendar-cell.other-month {
  background: var(--bg-secondary);
}

.calendar-cell.other-month .calendar-day-number {
  color: var(--text-muted);
}

.calendar-day-number {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.calendar-cell.today .calendar-day-number {
  color: var(--info);
  font-weight: 700;
}

.calendar-events-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.calendar-event {
  background: var(--bg-tertiary);
  border-radius: 4px;
  font-size: 11px;
  padding: 2px 6px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: background 0.15s;
  border: 1px solid var(--border-primary);
}

.calendar-event:hover {
  background: var(--bg-active);
  color: var(--text-primary);
}

.calendar-event-more {
  font-size: 10px;
  color: var(--text-muted);
  padding: 1px 6px;
  cursor: pointer;
  font-weight: 500;
}

.calendar-event-more:hover {
  color: var(--text-primary);
}

/* Day Detail Popover */
.calendar-day-detail {
  position: fixed;
  background: var(--bg-primary);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  padding: 16px;
  min-width: 280px;
  max-width: 340px;
  z-index: 100;
  display: none;
}

.calendar-day-detail.active {
  display: block;
}

.calendar-day-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-primary);
}

.calendar-day-detail-header h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.calendar-day-detail-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 18px;
  padding: 0 4px;
  line-height: 1;
}

.calendar-day-detail-close:hover {
  color: var(--text-primary);
}

.calendar-detail-event {
  padding: 8px 0;
  border-bottom: 1px solid var(--border-primary);
}

.calendar-detail-event:last-child {
  border-bottom: none;
}

.calendar-detail-event .detail-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.calendar-detail-event .detail-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Empty State */
.calendar-empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
  font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
  .calendar-cell {
    min-height: 50px;
    padding: 4px;
  }

  .calendar-event {
    font-size: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    padding: 0;
    display: inline-block;
    background: var(--info);
    border: none;
  }

  .calendar-event-more {
    font-size: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    padding: 0;
    display: inline-block;
    background: var(--text-muted);
  }

  .calendar-events-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 3px;
  }

  .calendar-day-number {
    font-size: 11px;
  }

  .calendar-header-cell {
    font-size: 10px;
    padding: 6px 2px;
  }

  .calendar-month-label {
    font-size: 13px !important;
    min-width: auto !important;
  }
}

/* ─── Voice Playground ──────────────────────────────────── */

.voice-playground {
  height: calc(100vh - 56px);
  overflow: hidden;
  padding: 0 !important;
  display: flex;
  position: relative;
}

/* ── Start Screen (big mic) ── */
.vp-start-screen {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.vp-start-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.vp-big-mic {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 3px solid #e2e8f0;
  background: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #4f46e5;
  transition: all 0.3s ease;
  box-shadow: 0 4px 24px rgba(79, 70, 229, 0.08);
}

.vp-big-mic:hover {
  border-color: #4f46e5;
  background: #f5f3ff;
  transform: scale(1.05);
  box-shadow: 0 8px 40px rgba(79, 70, 229, 0.18);
}

.vp-big-mic:active {
  transform: scale(0.97);
}

.vp-start-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.vp-start-sub {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
}

/* ── Live Screen ── */
.vp-live-screen {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* ── Split Panels ── */
.vp-split {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.vp-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.vp-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-primary);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.vp-panel-ai .vp-panel-header {
  color: #4f46e5;
}

.vp-panel-user .vp-panel-header {
  justify-content: flex-end;
  color: #059669;
}

.vp-panel-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.vp-icon-ai {
  background: #4f46e5;
  color: #fff;
}

.vp-icon-user {
  background: #059669;
  color: #fff;
}

.vp-divider {
  width: 1px;
  background: var(--border-primary);
  flex-shrink: 0;
}

.vp-transcript {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Bubbles ── */
.vp-bubble {
  animation: vpFadeIn 0.25s ease;
  max-width: 100%;
}

@keyframes vpFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.vp-bubble-text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-secondary);
  padding: 12px 16px;
  border-radius: 12px;
  word-break: break-word;
}

.vp-panel-ai .vp-bubble-text {
  border-bottom-left-radius: 4px;
}

.vp-panel-user .vp-bubble-text {
  border-bottom-right-radius: 4px;
  background: #f0fdf4;
}

.vp-bubble.interim .vp-bubble-text {
  color: var(--text-muted);
  font-style: italic;
  border: 1px dashed var(--border-primary);
  background: transparent;
}

.vp-bubble-time {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  padding: 0 4px;
}

.vp-panel-user .vp-bubble-time {
  text-align: right;
}

/* ── Bottom Controls ── */
.vp-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 16px 24px;
  border-top: 1px solid var(--border-primary);
  background: var(--bg-primary);
}

.vp-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  min-width: 120px;
}

.vp-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #94a3b8;
  flex-shrink: 0;
}

.vp-status-dot.status-listening {
  background: #ef4444;
  animation: vpPulse 1.2s ease-in-out infinite;
}

.vp-status-dot.status-thinking {
  background: #f59e0b;
  animation: vpPulse 0.8s ease-in-out infinite;
}

.vp-status-dot.status-speaking {
  background: #4f46e5;
  animation: vpPulse 1s ease-in-out infinite;
}

.vp-status-dot.status-error {
  background: #ef4444;
}

@keyframes vpPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* Live mic button (in controls bar) */
.vp-mic-live {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 3px solid #e2e8f0;
  background: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #4f46e5;
  transition: all 0.2s ease;
}

.vp-mic-live:hover {
  border-color: #4f46e5;
  background: #f5f3ff;
}

.vp-mic-live.listening {
  border-color: #ef4444;
  background: #fef2f2;
  color: #ef4444;
  animation: vpMicPulse 1.5s ease-in-out infinite;
}

@keyframes vpMicPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.35); }
  50% { box-shadow: 0 0 0 14px rgba(239, 68, 68, 0); }
}

.vp-end-btn {
  padding: 8px 20px;
  border: 1px solid #fca5a5;
  background: #fff;
  color: #dc2626;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  min-width: 80px;
}

.vp-end-btn:hover {
  background: #fef2f2;
  border-color: #ef4444;
}

/* ── Side panel (reused) ── */
.playground-side-panel {
  width: 0;
  overflow: hidden;
  border-left: 1px solid var(--border-primary);
  background: var(--bg-primary);
  transition: width 0.25s ease;
  flex-shrink: 0;
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  z-index: 50;
}

.playground-side-panel.open {
  width: 420px;
}

.playground-side-tab {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.playground-side-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px 0 20px;
  border-bottom: 1px solid var(--border-primary);
}

.playground-tab-nav {
  display: flex;
  gap: 2px;
}

.playground-tab-btn {
  padding: 8px 14px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.playground-tab-btn:hover {
  color: var(--text-secondary);
}

.playground-tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.playground-side-close {
  width: 28px;
  height: 28px;
  border: none;
  background: var(--bg-tertiary);
  border-radius: 6px;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.playground-side-close:hover {
  background: var(--border-primary);
}

.playground-side-body {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.playground-prompt-editor {
  flex: 1;
  min-height: 300px;
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  padding: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-secondary);
  resize: none;
  outline: none;
}

.playground-prompt-editor:focus {
  border-color: var(--accent);
}

.form-textarea {
  width: 100%;
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  padding: 12px;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-secondary);
  resize: vertical;
  outline: none;
  transition: var(--transition);
}

.form-textarea:focus {
  border-color: var(--accent);
}

.form-textarea::placeholder {
  color: var(--text-muted);
}

/* ── Searchable Dropdown ── */
.searchable-dropdown {
  position: relative;
}

.sd-input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.sd-input-wrap:hover {
  border-color: var(--border-hover);
}

.searchable-dropdown.open .sd-input-wrap {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(0,0,0,0.06);
}

.sd-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 9px 10px;
  font-size: 13px;
  font-family: var(--font-family);
  color: var(--text-primary);
  outline: none;
  cursor: pointer;
  min-width: 0;
}

.sd-input::placeholder {
  color: var(--text-muted);
}

.sd-chevron {
  flex-shrink: 0;
  margin-right: 10px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.searchable-dropdown.open .sd-chevron {
  transform: rotate(180deg);
}

.sd-list {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 220px;
  overflow-y: auto;
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 100;
}

.searchable-dropdown.open .sd-list {
  display: block;
}

.sd-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  cursor: pointer;
  transition: background 0.1s ease;
  gap: 8px;
}

.sd-item:hover {
  background: var(--bg-hover);
}

.sd-item.selected {
  background: var(--accent-muted);
}

.sd-item-label {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sd-item-sub {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  white-space: nowrap;
  flex-shrink: 0;
}

.sd-empty {
  padding: 12px;
  text-align: center;
  color: var(--text-muted);
  font-size: 12px;
}

.playground-side-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  padding-top: 8px;
}

.playground-slider-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.playground-slider-row input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
  height: 4px;
}

.playground-slider-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  min-width: 32px;
  text-align: right;
  color: var(--text-primary);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .vp-split {
    flex-direction: column;
  }

  .vp-divider {
    width: 100%;
    height: 1px;
  }

  .vp-big-mic {
    width: 110px;
    height: 110px;
  }

  .vp-big-mic svg {
    width: 48px;
    height: 48px;
  }

  .playground-side-panel.open {
    width: 100vw;
    position: fixed;
    right: 0;
    top: 0;
    height: 100vh;
    z-index: 200;
  }
}