/* ============================================
   NUURA — Knowledge Base Styles
   ============================================ */

/* KB Header */
.kb-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: var(--space-8); }
.kb-header .dashboard-title { margin-bottom: var(--space-1); }

/* Confidence Ring */
.confidence-ring { text-align: center; position: relative; width: 100px; }
.confidence-svg { width: 80px; height: 80px; }
.confidence-value { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); font-family: var(--font-heading); font-size: var(--font-xl); font-weight: 800; background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.confidence-label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }

/* KB Sections */
.kb-section { margin-bottom: var(--space-6); }
.kb-section .card { padding: var(--space-8); }

/* Table */
.kb-table-wrap { overflow-x: auto; }
.kb-table { width: 100%; border-collapse: collapse; }
.kb-table th { text-align: left; font-size: var(--font-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--border-subtle); }
.kb-table td { padding: var(--space-3) var(--space-4); font-size: var(--font-sm); border-bottom: 1px solid rgba(255,255,255,0.03); }
.kb-table .font-medium { font-weight: 600; }

/* Toggle small variant */
.toggle.small { width: 36px; height: 20px; border-radius: 10px; }
.toggle.small .toggle-knob { width: 14px; height: 14px; top: 2px; left: 2px; }
.toggle.small.on .toggle-knob { transform: translateX(16px); }

/* Hours grid */
.kb-hours-grid { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.kb-day { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); padding: var(--space-4); background: rgba(255,255,255,0.02); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); min-width: 100px; flex: 1; }
.kb-day.closed { opacity: 0.4; }
.kb-day-label { font-weight: 700; font-size: var(--font-sm); text-transform: uppercase; }
.kb-hour-badge { font-size: var(--font-xs); padding: 2px 8px; background: rgba(0,212,255,0.1); color: var(--accent-cyan); border-radius: var(--radius-full); }
.kb-closed-label { font-size: var(--font-xs); color: var(--text-muted); }

/* FAQ */
.kb-faq-list { display: flex; flex-direction: column; gap: var(--space-3); }
.kb-faq-item { padding: var(--space-4); background: rgba(255,255,255,0.02); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); }
.kb-faq-q { font-weight: 600; font-size: var(--font-sm); display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-2); }
.faq-icon { color: var(--accent-cyan); font-size: 18px !important; }
.kb-faq-a { font-size: var(--font-sm); color: var(--text-secondary); padding-left: 28px; line-height: 1.6; }

/* Select */
.kb-select { padding: var(--space-3) var(--space-4); background: var(--bg-input); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); color: var(--text-primary); font-family: var(--font-sans); font-size: var(--font-sm); outline: none; appearance: none; cursor: pointer; }
.kb-select:focus { border-color: var(--accent-cyan); }

/* Textarea in forms */
.settings-form textarea, .form-group textarea {
  width: 100%; padding: var(--space-3) var(--space-4); background: var(--bg-input); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); color: var(--text-primary); font-family: var(--font-sans); font-size: var(--font-sm); resize: vertical; outline: none; line-height: 1.6;
}
.settings-form textarea:focus, .form-group textarea:focus { border-color: var(--accent-cyan); box-shadow: var(--shadow-glow-cyan); }

/* Tone options */
.kb-tone-options { display: flex; gap: var(--space-3); }
.kb-tone-option { padding: var(--space-3) var(--space-5); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); font-size: var(--font-sm); cursor: pointer; transition: all var(--transition-base); display: flex; align-items: center; gap: var(--space-2); }
.kb-tone-option input { display: none; }
.kb-tone-option:hover { border-color: rgba(0,212,255,0.3); }
.kb-tone-option.selected { border-color: var(--accent-cyan); background: rgba(0,212,255,0.06); color: var(--accent-cyan); }

/* Agent Preview */
.kb-preview { margin-top: var(--space-5); padding: var(--space-5); background: rgba(255,255,255,0.02); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); }
.kb-preview-label { font-size: var(--font-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); display: flex; align-items: center; gap: 4px; margin-bottom: var(--space-3); }
.kb-preview-bubble { padding: var(--space-4); background: rgba(0,212,255,0.04); border: 1px solid rgba(0,212,255,0.1); border-radius: var(--radius-md); }
.kb-preview-bubble .bubble-sender { font-size: 11px; font-weight: 600; color: var(--accent-cyan); margin-bottom: 4px; display: block; }
.kb-preview-bubble p { font-size: var(--font-sm); line-height: 1.6; margin: 0; }

/* KB Actions */
.kb-actions { display: flex; gap: var(--space-4); padding: var(--space-6) 0; align-items: center; position: sticky; bottom: 0; background: var(--bg-primary); z-index: 10; border-top: 1px solid var(--border-subtle); }
.kb-unsaved-label { font-size: var(--font-sm); color: #f59e0b; font-weight: 500; }

/* KB Empty States */
.kb-empty { padding: var(--space-8); text-align: center; }
.kb-empty .text-muted { margin-bottom: var(--space-4); }

/* KB Service Rows (inline edit) */
.kb-services-list { display: flex; flex-direction: column; gap: var(--space-3); }
.kb-service-row { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3); background: rgba(255,255,255,0.02); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); }
.kb-svc-name { flex: 2; }
.kb-svc-field { display: flex; align-items: center; gap: 4px; flex: 1; }
.kb-svc-field input { width: 80px; }
.kb-svc-unit, .kb-svc-currency { font-size: var(--font-sm); color: var(--text-muted); }
.kb-svc-remove { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 4px; border-radius: var(--radius-sm); }
.kb-svc-remove:hover { color: #ef4444; background: rgba(239,68,68,0.1); }

/* KB Hours List (editable) */
.kb-hours-list { display: flex; flex-direction: column; gap: var(--space-2); }
.kb-hours-row { display: flex; align-items: center; justify-content: space-between; padding: var(--space-3) var(--space-4); background: rgba(255,255,255,0.02); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); }
.kb-hours-row.active { border-color: rgba(0,212,255,0.15); }
.kb-hours-toggle { display: flex; align-items: center; gap: var(--space-3); cursor: pointer; }
.kb-hours-toggle input { accent-color: var(--accent-cyan); }
.kb-hours-day { font-weight: 600; font-size: var(--font-sm); min-width: 100px; }
.kb-hours-times { display: flex; align-items: center; gap: var(--space-2); }
.kb-hours-times input { width: 120px; }
.kb-hours-times span { color: var(--text-muted); font-size: var(--font-sm); }

/* KB FAQ Editable */
.kb-faq-item.editable { display: flex; gap: var(--space-3); align-items: flex-start; }
.kb-faq-inputs { flex: 1; display: flex; flex-direction: column; gap: var(--space-2); }
.kb-faq-q-input { font-weight: 600; }
.kb-faq-a-input { resize: vertical; min-height: 50px; }

/* KB Tip Banner */
.kb-tip-banner { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-4) var(--space-5); background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.2); border-radius: var(--radius-md); margin-bottom: var(--space-6); color: #fbbf24; font-size: var(--font-sm); }

/* ─── Dashboard Quick Actions ─── */
.dashboard-quick-actions { display: flex; flex-direction: column; gap: var(--space-3); }
.quick-action-card { display: flex; align-items: center; gap: var(--space-4); padding: var(--space-4); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); text-decoration: none; color: var(--text-primary); transition: all var(--transition-base); }
.quick-action-card:hover { border-color: rgba(0,212,255,0.3); background: rgba(255,255,255,0.02); }
.quick-action-card strong { display: block; font-size: var(--font-sm); }
.quick-action-card .text-muted { font-size: var(--font-xs); }
.qa-icon { font-size: 28px !important; }
.qa-icon.violet { color: var(--accent-violet); }
.qa-icon.cyan { color: var(--accent-cyan); }
.qa-icon.green { color: var(--accent-green); }
.qa-badge { margin-left: auto; background: #ef4444; color: white; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: var(--radius-full); }

/* ─── Inbox Empty State ─── */
.inbox-empty { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: var(--space-4); }
.inbox-empty-icon { font-size: 64px !important; color: var(--text-muted); }
.inbox-empty h2 { font-family: var(--font-heading); }
.inbox-empty p { color: var(--text-muted); max-width: 320px; }

/* Chat empty state */
.chat-empty-state { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--text-muted); gap: var(--space-2); }
.chat-empty-state .material-symbols-outlined { font-size: 48px !important; }

/* Bubble meta */
.bubble-meta { display: flex; align-items: center; gap: var(--space-2); }
.bubble-status { font-size: 12px; }
.bubble-status.read { color: var(--accent-cyan); }
.bubble-status.failed { color: #ef4444; }