/* ═══════════════════════════════════════════════════════════════════════
   Tavik — Production Design System  v2.0
   Brand: Navy #0a1628 · Teal #14b8a6 · Green #22c55e · Red #ef4444
   Shared across admin, master, nurse, patient, doctor dashboards.
   Import AFTER Tailwind; these classes take precedence.
═══════════════════════════════════════════════════════════════════════ */

/* ── Design tokens ────────────────────────────────────────────────── */
:root {
  --tk-teal:        #14b8a6;
  --tk-teal-dark:   #0d9488;
  --tk-teal-light:  rgba(20,184,166,.12);
  --tk-navy:        #0a1628;
  --tk-navy-mid:    #0f2744;
  --tk-success:     #22c55e;
  --tk-warning:     #f59e0b;
  --tk-danger:      #ef4444;
  --tk-info:        #3b82f6;

  /* Light-mode surface tokens */
  --tk-bg:          #f0f4f8;
  --tk-surface:     #ffffff;
  --tk-surface2:    #f8fafc;
  --tk-border:      #e2e8f0;
  --tk-text:        #0f172a;
  --tk-text-2:      #334155;
  --tk-muted:       #64748b;

  /* Sidebar (always dark navy) */
  --tk-sb-bg:       #0a1628;
  --tk-sb-border:   rgba(255,255,255,.06);
  --tk-sb-text:     #94a3b8;
  --tk-sb-active:   #14b8a6;
  --tk-sb-hover:    rgba(20,184,166,.1);
  --tk-sb-icon:     #64748b;
  --tk-sb-width:    256px;

  /* Elevation */
  --tk-shadow-sm:   0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --tk-shadow:      0 4px 16px rgba(0,0,0,.07), 0 2px 6px rgba(0,0,0,.04);
  --tk-shadow-lg:   0 12px 40px rgba(0,0,0,.10), 0 4px 16px rgba(0,0,0,.06);

  /* Animation */
  --tk-ease:        cubic-bezier(.4,0,.2,1);
  --tk-fast:        150ms;
  --tk-normal:      250ms;
}

/* Dark-theme variant — used by doctor/clinical pages */
[data-tk="dark"],
[data-theme="dark"] {
  --tk-bg:       #0f172a;
  --tk-surface:  #1e293b;
  --tk-surface2: #243044;
  --tk-border:   #334155;
  --tk-text:     #e2e8f0;
  --tk-text-2:   #cbd5e1;
  --tk-muted:    #94a3b8;
}

/* Tailwind class-dark-mode compat — admin/master dashboards toggle class="dark" */
html.dark {
  --tk-bg:       #0f172a;
  --tk-surface:  #1e293b;
  --tk-surface2: #243044;
  --tk-border:   #334155;
  --tk-text:     #e2e8f0;
  --tk-text-2:   #cbd5e1;
  --tk-muted:    #94a3b8;
}

/* ── Reset patch ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

/* ══════════════════════════════════════════════════════════════════
   SIDEBAR — navy with teal accents, works for all roles
══════════════════════════════════════════════════════════════════ */
.tk-sidebar {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: var(--tk-sb-width);
  background: var(--tk-sb-bg);
  border-right: 1px solid var(--tk-sb-border);
  display: flex; flex-direction: column;
  z-index: 200;
  transition: width var(--tk-normal) var(--tk-ease),
              transform var(--tk-normal) var(--tk-ease);
  overflow: hidden;
}

/* Off-canvas on mobile */
.tk-sidebar.mobile-hidden {
  transform: translateX(-100%);
}
.tk-sidebar.mobile-open {
  transform: translateX(0);
  box-shadow: 0 0 0 100vw rgba(0,0,0,.4);
}

/* Collapsed icon-only mode */
.tk-sidebar.collapsed {
  width: 64px;
}
.tk-sidebar.collapsed .tk-sb-label,
.tk-sidebar.collapsed .tk-sb-section-title,
.tk-sidebar.collapsed .tk-sb-badge,
.tk-sidebar.collapsed .tk-sb-user-name,
.tk-sidebar.collapsed .tk-sb-user-role {
  opacity: 0; pointer-events: none; width: 0; overflow: hidden;
}
.tk-sidebar.collapsed .tk-sb-logo-text { display: none; }
.tk-sidebar.collapsed .tk-sb-link {
  justify-content: center; padding: 0 0; width: 64px;
}
.tk-sidebar.collapsed .tk-sb-link i { margin: 0; }

/* ── Sidebar brand strip ─────────────────────────────────────── */
.tk-sb-brand {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--tk-sb-border);
  flex-shrink: 0;
}
.tk-sb-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.tk-sb-logo-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--tk-teal-dark), var(--tk-teal));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 15px; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(20,184,166,.35);
}
.tk-sb-logo-text {
  font-size: 17px; font-weight: 800; color: #f0f9ff;
  letter-spacing: -.3px;
  transition: opacity var(--tk-fast);
}
.tk-sb-logo-text span { color: var(--tk-teal); }
.tk-sb-collapse-btn {
  background: none; border: none; cursor: pointer;
  color: var(--tk-sb-text); font-size: 13px; padding: 4px;
  transition: color var(--tk-fast);
}
.tk-sb-collapse-btn:hover { color: var(--tk-teal); }

/* ── Nav sections ────────────────────────────────────────────── */
.tk-sb-nav {
  flex: 1; overflow-y: auto; padding: 12px 12px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.06) transparent;
}
.tk-sb-nav::-webkit-scrollbar { width: 3px; }
.tk-sb-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.08); border-radius: 2px; }

.tk-sb-section-title {
  font-size: 10px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: rgba(148,163,184,.5);
  padding: 14px 8px 6px;
  transition: opacity var(--tk-fast);
}

.tk-sb-link {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 10px; border-radius: 9px;
  color: var(--tk-sb-text); text-decoration: none;
  font-size: 13px; font-weight: 500;
  transition: background var(--tk-fast), color var(--tk-fast);
  white-space: nowrap; overflow: hidden;
  position: relative;
  margin-bottom: 2px;
}
.tk-sb-link i {
  font-size: 15px; width: 20px; text-align: center; flex-shrink: 0;
  transition: color var(--tk-fast);
}
.tk-sb-link:hover {
  background: var(--tk-sb-hover);
  color: #e2e8f0;
}
.tk-sb-link:hover i { color: var(--tk-teal); }

.tk-sb-link.active {
  background: var(--tk-teal-light);
  color: var(--tk-teal);
}
.tk-sb-link.active i { color: var(--tk-teal); }
.tk-sb-link.active::before {
  content: '';
  position: absolute; left: 0; top: 4px; bottom: 4px;
  width: 3px; border-radius: 0 2px 2px 0;
  background: var(--tk-teal);
}

.tk-sb-badge {
  margin-left: auto; font-size: 10px; font-weight: 700;
  padding: 1px 7px; border-radius: 10px;
  background: var(--tk-danger); color: #fff;
  flex-shrink: 0;
  transition: opacity var(--tk-fast);
}
.tk-sb-badge.amber { background: var(--tk-warning); color: #0f172a; }
.tk-sb-badge.teal  { background: var(--tk-teal-dark); }
.tk-sb-badge.green { background: var(--tk-success); color: #0f172a; }

.tk-sb-label {
  flex: 1; transition: opacity var(--tk-fast);
}

/* ── Sidebar user profile footer ─────────────────────────────── */
.tk-sb-footer {
  padding: 14px 12px;
  border-top: 1px solid var(--tk-sb-border);
  flex-shrink: 0;
}
.tk-sb-user {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 10px;
  cursor: default;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--tk-sb-border);
  overflow: hidden;
}
.tk-sb-avatar {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, var(--tk-teal-dark), var(--tk-teal));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.tk-sb-user-info { flex: 1; min-width: 0; overflow: hidden; }
.tk-sb-user-name {
  font-size: 13px; font-weight: 600; color: #f0f9ff;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tk-sb-user-role {
  font-size: 11px; color: var(--tk-sb-text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tk-sb-logout {
  background: none; border: none; cursor: pointer;
  color: var(--tk-sb-text); font-size: 13px; padding: 4px 6px;
  border-radius: 6px; flex-shrink: 0;
  transition: color var(--tk-fast), background var(--tk-fast);
}
.tk-sb-logout:hover { color: var(--tk-danger); background: rgba(239,68,68,.1); }

/* ══════════════════════════════════════════════════════════════════
   TOPBAR / HEADER
══════════════════════════════════════════════════════════════════ */
.tk-topbar {
  position: sticky; top: 0; z-index: 100;
  height: 56px;
  background: var(--tk-surface);
  border-bottom: 1px solid var(--tk-border);
  display: flex; align-items: center; gap: 12px;
  padding: 0 24px;
  box-shadow: var(--tk-shadow-sm);
}

.tk-topbar-hamburger {
  display: none; background: none; border: none; cursor: pointer;
  color: var(--tk-muted); font-size: 18px; padding: 4px;
  flex-shrink: 0;
}
@media (max-width: 1023px) {
  .tk-topbar-hamburger { display: flex; align-items: center; }
}

.tk-topbar-title {
  font-size: 16px; font-weight: 700; color: var(--tk-text);
  white-space: nowrap;
}

.tk-topbar-breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--tk-muted);
}
.tk-topbar-breadcrumb a {
  color: var(--tk-teal); text-decoration: none;
  font-weight: 500;
}
.tk-topbar-breadcrumb a:hover { text-decoration: underline; }
.tk-topbar-breadcrumb .sep { color: var(--tk-border); font-size: 14px; }

.tk-topbar-spacer { flex: 1; }

.tk-topbar-search {
  position: relative; flex-shrink: 0;
}
.tk-topbar-search input {
  background: var(--tk-bg);
  border: 1px solid var(--tk-border);
  border-radius: 10px;
  padding: 7px 14px 7px 36px;
  font-size: 13px; color: var(--tk-text);
  width: 220px; outline: none;
  transition: border-color var(--tk-fast), box-shadow var(--tk-fast);
  font-family: inherit;
}
.tk-topbar-search input:focus {
  border-color: var(--tk-teal);
  box-shadow: 0 0 0 3px rgba(20,184,166,.1);
  width: 260px;
}
.tk-topbar-search input::placeholder { color: var(--tk-muted); }
.tk-topbar-search i {
  position: absolute; left: 11px; top: 50%;
  transform: translateY(-50%);
  color: var(--tk-muted); font-size: 13px; pointer-events: none;
}

.tk-topbar-icon-btn {
  width: 36px; height: 36px; border-radius: 9px;
  border: 1px solid var(--tk-border);
  background: var(--tk-surface2);
  display: flex; align-items: center; justify-content: center;
  color: var(--tk-muted); font-size: 15px; cursor: pointer;
  transition: background var(--tk-fast), color var(--tk-fast);
  position: relative; flex-shrink: 0;
}
.tk-topbar-icon-btn:hover { background: var(--tk-bg); color: var(--tk-text); }
.tk-topbar-icon-btn .notif-dot {
  position: absolute; top: 6px; right: 6px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--tk-danger);
  border: 2px solid var(--tk-surface);
}

.tk-topbar-avatar {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--tk-teal-dark), var(--tk-teal));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #fff;
  cursor: pointer; flex-shrink: 0;
  border: 2px solid rgba(20,184,166,.3);
}

/* ══════════════════════════════════════════════════════════════════
   MAIN LAYOUT SHELL
══════════════════════════════════════════════════════════════════ */
.tk-shell {
  display: flex; min-height: 100vh;
  background: var(--tk-bg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  color: var(--tk-text);
}

.tk-main {
  flex: 1;
  margin-left: var(--tk-sb-width);
  transition: margin-left var(--tk-normal) var(--tk-ease);
  display: flex; flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
}
.tk-main.sidebar-collapsed { margin-left: 64px; }

.tk-content {
  flex: 1;
  padding: 24px 28px;
  max-width: 1440px;
  width: 100%;
}

/* Responsive */
@media (max-width: 1023px) {
  .tk-sidebar { transform: translateX(-100%); }
  .tk-sidebar.mobile-open { transform: translateX(0); }
  .tk-main { margin-left: 0 !important; }
  .tk-content { padding: 16px; }
  .tk-topbar-search { display: none; }
}

/* Mobile overlay */
.tk-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4);
  z-index: 199; backdrop-filter: blur(2px);
}
.tk-overlay.show { display: block; }

/* ══════════════════════════════════════════════════════════════════
   STAT CARDS (dashboard metric cards)
══════════════════════════════════════════════════════════════════ */
.tk-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.tk-stat-card {
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--tk-shadow-sm);
  transition: box-shadow var(--tk-fast), transform var(--tk-fast);
  position: relative; overflow: hidden;
}
.tk-stat-card:hover {
  box-shadow: var(--tk-shadow);
  transform: translateY(-1px);
}
.tk-stat-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--tk-teal), transparent);
  border-radius: 14px 14px 0 0;
}
.tk-stat-card.danger::after  { background: linear-gradient(90deg, var(--tk-danger), transparent); }
.tk-stat-card.warning::after { background: linear-gradient(90deg, var(--tk-warning), transparent); }
.tk-stat-card.success::after { background: linear-gradient(90deg, var(--tk-success), transparent); }
.tk-stat-card.info::after    { background: linear-gradient(90deg, var(--tk-info), transparent); }

.tk-stat-icon {
  width: 40px; height: 40px; border-radius: 10px; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  background: var(--tk-teal-light); color: var(--tk-teal);
  margin-bottom: 12px;
}
.tk-stat-card.danger  .tk-stat-icon { background: rgba(239,68,68,.1);  color: var(--tk-danger); }
.tk-stat-card.warning .tk-stat-icon { background: rgba(245,158,11,.1); color: var(--tk-warning); }
.tk-stat-card.success .tk-stat-icon { background: rgba(34,197,94,.1);  color: var(--tk-success); }
.tk-stat-card.info    .tk-stat-icon { background: rgba(59,130,246,.1); color: var(--tk-info); }

.tk-stat-value {
  font-size: 28px; font-weight: 800; color: var(--tk-text);
  letter-spacing: -.5px; line-height: 1;
}
.tk-stat-label {
  font-size: 12px; color: var(--tk-muted); font-weight: 500; margin-top: 4px;
}
.tk-stat-trend {
  font-size: 11px; font-weight: 600; margin-top: 8px;
  display: flex; align-items: center; gap: 4px;
}
.tk-stat-trend.up   { color: var(--tk-success); }
.tk-stat-trend.down { color: var(--tk-danger); }

/* ══════════════════════════════════════════════════════════════════
   CARD COMPONENT
══════════════════════════════════════════════════════════════════ */
.tk-card {
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 14px;
  box-shadow: var(--tk-shadow-sm);
  overflow: hidden;
}
.tk-card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--tk-border);
}
.tk-card-title {
  font-size: 14px; font-weight: 700; color: var(--tk-text);
  display: flex; align-items: center; gap: 8px;
}
.tk-card-title i { color: var(--tk-teal); }
.tk-card-body  { padding: 20px; }
.tk-card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--tk-border);
  background: var(--tk-surface2);
  font-size: 12px; color: var(--tk-muted);
  display: flex; align-items: center; justify-content: space-between;
}

/* ══════════════════════════════════════════════════════════════════
   TABLE
══════════════════════════════════════════════════════════════════ */
.tk-table {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
.tk-table th {
  text-align: left; padding: 10px 14px;
  font-size: 11px; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; color: var(--tk-muted);
  background: var(--tk-surface2);
  border-bottom: 1px solid var(--tk-border);
  white-space: nowrap;
}
.tk-table td {
  padding: 12px 14px; color: var(--tk-text);
  border-bottom: 1px solid var(--tk-border);
  vertical-align: middle;
}
.tk-table tr:last-child td { border-bottom: none; }
.tk-table tr:hover td { background: rgba(20,184,166,.03); }

/* ══════════════════════════════════════════════════════════════════
   BUTTONS
══════════════════════════════════════════════════════════════════ */
.tk-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: 9px;
  font-size: 13px; font-weight: 600;
  border: none; cursor: pointer; white-space: nowrap;
  transition: opacity var(--tk-fast), transform var(--tk-fast), box-shadow var(--tk-fast);
  text-decoration: none;
}
.tk-btn:hover  { opacity: .88; transform: translateY(-1px); }
.tk-btn:active { opacity: .75; transform: translateY(0); }
.tk-btn:disabled { opacity: .45; pointer-events: none; }

.tk-btn-primary {
  background: linear-gradient(135deg, var(--tk-teal-dark), var(--tk-teal));
  color: #fff;
  box-shadow: 0 3px 12px rgba(20,184,166,.3);
}
.tk-btn-primary:hover { box-shadow: 0 5px 18px rgba(20,184,166,.45); }

.tk-btn-secondary {
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  color: var(--tk-text-2);
}
.tk-btn-secondary:hover { border-color: var(--tk-teal); color: var(--tk-teal); }

.tk-btn-danger {
  background: linear-gradient(135deg, #dc2626, var(--tk-danger));
  color: #fff;
  box-shadow: 0 3px 10px rgba(239,68,68,.25);
}

.tk-btn-ghost {
  background: none; border: none;
  color: var(--tk-muted); padding: 7px 12px;
}
.tk-btn-ghost:hover { background: var(--tk-bg); color: var(--tk-text); }

.tk-btn-sm { padding: 5px 11px; font-size: 12px; border-radius: 7px; }
.tk-btn-lg { padding: 11px 22px; font-size: 14px; border-radius: 11px; }
.tk-btn-icon {
  padding: 8px; width: 36px; height: 36px;
  justify-content: center; border-radius: 9px;
}

/* ══════════════════════════════════════════════════════════════════
   FORM INPUTS
══════════════════════════════════════════════════════════════════ */
.tk-label {
  display: block; font-size: 12px; font-weight: 600;
  color: var(--tk-muted); margin-bottom: 5px;
}
.tk-input, .tk-select, .tk-textarea {
  width: 100%; padding: 9px 12px;
  background: var(--tk-surface);
  border: 1.5px solid var(--tk-border);
  border-radius: 9px; font-size: 13px; font-family: inherit;
  color: var(--tk-text); outline: none;
  transition: border-color var(--tk-fast), box-shadow var(--tk-fast);
}
.tk-input:focus, .tk-select:focus, .tk-textarea:focus {
  border-color: var(--tk-teal);
  box-shadow: 0 0 0 3px rgba(20,184,166,.1);
}
.tk-input::placeholder { color: var(--tk-muted); }
.tk-input.error { border-color: var(--tk-danger); box-shadow: 0 0 0 3px rgba(239,68,68,.1); }
.tk-textarea { resize: vertical; min-height: 80px; line-height: 1.5; }

.tk-input-group { position: relative; }
.tk-input-group .tk-input-icon {
  position: absolute; left: 11px; top: 50%; transform: translateY(-50%);
  color: var(--tk-muted); font-size: 13px; pointer-events: none;
}
.tk-input-group .tk-input { padding-left: 34px; }

/* ══════════════════════════════════════════════════════════════════
   BADGE / PILL
══════════════════════════════════════════════════════════════════ */
.tk-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 9px; border-radius: 20px;
  font-size: 11px; font-weight: 600; white-space: nowrap;
}
.tk-badge-teal    { background: rgba(20,184,166,.12); color: var(--tk-teal-dark); border: 1px solid rgba(20,184,166,.2); }
.tk-badge-green   { background: rgba(34,197,94,.12);  color: #15803d; border: 1px solid rgba(34,197,94,.2); }
.tk-badge-red     { background: rgba(239,68,68,.1);   color: #dc2626; border: 1px solid rgba(239,68,68,.2); }
.tk-badge-amber   { background: rgba(245,158,11,.1);  color: #b45309; border: 1px solid rgba(245,158,11,.2); }
.tk-badge-blue    { background: rgba(59,130,246,.1);  color: #2563eb; border: 1px solid rgba(59,130,246,.2); }
.tk-badge-gray    { background: rgba(100,116,139,.1); color: var(--tk-muted); border: 1px solid rgba(100,116,139,.2); }

/* Dark-mode badge adjustments */
[data-tk="dark"] .tk-badge-teal  { color: #5eead4; }
[data-tk="dark"] .tk-badge-green { color: #86efac; }
[data-tk="dark"] .tk-badge-red   { color: #fca5a5; }
[data-tk="dark"] .tk-badge-amber { color: #fcd34d; }

/* ══════════════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
══════════════════════════════════════════════════════════════════ */
#tk-toast-container {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 9999; pointer-events: none;
}
.tk-toast {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 11px;
  font-size: 13px; font-weight: 500;
  background: var(--tk-navy);
  border: 1px solid rgba(255,255,255,.08);
  color: #e2e8f0;
  box-shadow: var(--tk-shadow-lg);
  pointer-events: all;
  animation: tk-toast-in .22s var(--tk-ease) both;
  max-width: 340px;
}
.tk-toast i { font-size: 15px; flex-shrink: 0; }
.tk-toast.ok  { border-color: rgba(34,197,94,.3);  }
.tk-toast.ok  i { color: var(--tk-success); }
.tk-toast.err { border-color: rgba(239,68,68,.3);  }
.tk-toast.err i { color: var(--tk-danger); }
.tk-toast.info { border-color: rgba(59,130,246,.3); }
.tk-toast.info i { color: var(--tk-info); }
@keyframes tk-toast-in {
  from { opacity: 0; transform: translateX(24px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ══════════════════════════════════════════════════════════════════
   LOADING SKELETON
══════════════════════════════════════════════════════════════════ */
.tk-skeleton {
  background: linear-gradient(90deg,
    rgba(148,163,184,.12) 25%,
    rgba(148,163,184,.22) 50%,
    rgba(148,163,184,.12) 75%);
  background-size: 200% 100%;
  animation: tk-shimmer 1.5s infinite;
  border-radius: 6px;
}
@keyframes tk-shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}
.tk-skeleton-text  { height: 14px; border-radius: 4px; }
.tk-skeleton-title { height: 20px; border-radius: 5px; }
.tk-skeleton-avatar { border-radius: 50%; }

/* ══════════════════════════════════════════════════════════════════
   EMPTY STATE
══════════════════════════════════════════════════════════════════ */
.tk-empty {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; padding: 48px 24px; text-align: center;
}
.tk-empty-icon {
  width: 64px; height: 64px; border-radius: 16px;
  background: var(--tk-teal-light); color: var(--tk-teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; margin-bottom: 16px;
}
.tk-empty h3 {
  font-size: 16px; font-weight: 700; color: var(--tk-text); margin-bottom: 6px;
}
.tk-empty p { font-size: 13px; color: var(--tk-muted); max-width: 280px; line-height: 1.55; }

/* ══════════════════════════════════════════════════════════════════
   PAGE SECTION HEADER
══════════════════════════════════════════════════════════════════ */
.tk-section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; flex-wrap: wrap; gap: 12px;
}
.tk-section-title {
  font-size: 15px; font-weight: 700; color: var(--tk-text);
  display: flex; align-items: center; gap: 8px;
}
.tk-section-title i { color: var(--tk-teal); }

/* ══════════════════════════════════════════════════════════════════
   STATUS DOTS (WS, connection status)
══════════════════════════════════════════════════════════════════ */
.tk-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}
.tk-dot.green  { background: var(--tk-success); box-shadow: 0 0 6px var(--tk-success); }
.tk-dot.amber  { background: var(--tk-warning); box-shadow: 0 0 6px var(--tk-warning); }
.tk-dot.red    { background: var(--tk-danger);  box-shadow: 0 0 6px var(--tk-danger); }
.tk-dot.gray   { background: var(--tk-muted); }

/* ══════════════════════════════════════════════════════════════════
   MODAL
══════════════════════════════════════════════════════════════════ */
.tk-modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 16px;
  backdrop-filter: blur(4px);
}
.tk-modal {
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 16px;
  box-shadow: var(--tk-shadow-lg);
  width: 100%; max-width: 560px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  animation: tk-modal-in .2s var(--tk-ease) both;
}
@keyframes tk-modal-in {
  from { opacity: 0; transform: scale(.94) translateY(12px); }
  to   { opacity: 1; transform: scale(1)  translateY(0); }
}
.tk-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--tk-border);
  font-size: 15px; font-weight: 700; color: var(--tk-text);
}
.tk-modal-close {
  background: none; border: none; cursor: pointer;
  color: var(--tk-muted); font-size: 18px; padding: 2px 6px;
  border-radius: 6px; transition: color var(--tk-fast);
}
.tk-modal-close:hover { color: var(--tk-danger); }
.tk-modal-body    { padding: 20px; }
.tk-modal-footer  {
  padding: 14px 20px;
  border-top: 1px solid var(--tk-border);
  display: flex; justify-content: flex-end; gap: 8px;
  background: var(--tk-surface2);
}

/* ══════════════════════════════════════════════════════════════════
   PAGE TRANSITIONS (section show/hide)
══════════════════════════════════════════════════════════════════ */
.tk-section { display: none; }
.tk-section.active {
  display: block;
  animation: tk-fade-in .2s var(--tk-ease) both;
}
@keyframes tk-fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════════════════════════════════════
   SHARED NAV JS HOOKS (inserted by tavik-nav.js)
══════════════════════════════════════════════════════════════════ */
.tk-page-brand { /* brand override via JS */ }

/* ── Sidebar divider ────────────────────────────────────────── */
.tk-sb-divider {
  height: 1px;
  background: var(--tk-sb-border);
  margin: 10px 10px;
  flex-shrink: 0;
}
.tk-sidebar.collapsed .tk-sb-divider { margin: 10px 8px; }

/* ── Quick action bar (dashboard) ────────────────────────────── */
.tk-quick-actions {
  display: flex; gap: 10px; flex-wrap: wrap;
  align-items: center; margin-bottom: 24px;
}

/* ── Page section fade-in ────────────────────────────────────── */
.page-content:not(.hidden) {
  animation: tk-fade-in .18s var(--tk-ease) both;
}

/* ── Utility overrides for Tailwind compatibility ─────────────── */
/* Replace blue Tailwind focus rings with teal */
.focus\:ring-blue-500:focus  { --tw-ring-color: var(--tk-teal) !important; }
.focus\:ring-2:focus          { box-shadow: 0 0 0 2px var(--tk-teal) !important; }
.text-blue-600, .text-blue-500 { color: var(--tk-teal-dark) !important; }
.bg-blue-600, .bg-blue-500     { background-color: var(--tk-teal-dark) !important; }
.border-blue-500               { border-color: var(--tk-teal) !important; }
.hover\:bg-blue-700:hover      { background-color: var(--tk-teal-dark) !important; }
/* Keep icon colors from being overridden in nav */
.tk-sb-link i.text-blue-600 { color: inherit !important; }

/* ══════════════════════════════════════════════════════════════════
   WORLD-CLASS PREMIUM VISUAL UTILITIES & GLOW EFFECTS
══════════════════════════════════════════════════════════════════ */
.glass-card-premium {
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.25);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.glass-card-premium:hover {
  border-color: rgba(20, 184, 166, 0.35);
  box-shadow: 0 12px 40px 0 rgba(20, 184, 166, 0.18);
  transform: translateY(-2px);
}

.text-gradient-teal {
  background: linear-gradient(135deg, #2dd4bf 0%, #14b8a6 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.text-gradient-gold {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn-glow-teal {
  background: linear-gradient(135deg, #0d9488 0%, #14b8a6 100%);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(20, 184, 166, 0.35);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn-glow-teal:hover {
  box-shadow: 0 8px 30px rgba(20, 184, 166, 0.55);
  transform: translateY(-1px);
}

.live-pulse-dot {
  position: relative;
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #22c55e;
}
.live-pulse-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background-color: rgba(34, 197, 94, 0.4);
  animation: pulse-ring 1.8s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 0.8; }
  100% { transform: scale(2.2); opacity: 0; }
}

.glow-card-teal {
  box-shadow: 0 0 30px -5px rgba(20, 184, 166, 0.2);
}
.glow-card-indigo {
  box-shadow: 0 0 30px -5px rgba(99, 102, 241, 0.2);
}