/* ═══════════════════════════════════════════════════
   Cliplanner v2.5 — Design System
   Light + Dark Mode
   ═══════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,wght@0,400;0,500;0,600;0,700&display=swap');

/* ── Light Mode (default) ── */
:root, [data-theme="light"] {
  --mb-primary: #2563EB;
  --mb-primary-light: #EFF6FF;
  --mb-primary-hover: #1D4ED8;
  --mb-accent: #059669;
  --mb-accent-light: #ECFDF5;
  --mb-danger: #DC2626;
  --mb-danger-light: #FEF2F2;
  --mb-warning: #D97706;
  --mb-warning-light: #FFFBEB;
  --mb-info: #0891B2;
  --mb-info-light: #ECFEFF;

  --mb-bg: #F8FAFC;
  --mb-surface: #FFFFFF;
  --mb-surface-hover: #F1F5F9;
  --mb-surface-alt: #F8FAFC;
  --mb-border: #E2E8F0;
  --mb-border-light: #F1F5F9;

  --mb-text: #1E293B;
  --mb-text-secondary: #475569;
  --mb-text-muted: #94A3B8;
  --mb-text-inverse: #FFFFFF;

  --mb-sidebar-bg: #0F172A;
  --mb-sidebar-text: #94A3B8;
  --mb-sidebar-hover: rgba(255,255,255,.04);
  --mb-sidebar-active-bg: rgba(37,99,235,.15);
  --mb-sidebar-border: rgba(255,255,255,.06);

  --mb-input-bg: #FFFFFF;
  --mb-input-border: #CBD5E1;

  --mb-shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --mb-shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --mb-shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
  --mb-shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.04);

  --mb-topbar-bg: rgba(255,255,255,.92);
  --mb-table-stripe: #F8FAFC;
  --mb-scrollbar-thumb: #CBD5E1;
  --mb-scrollbar-hover: #94A3B8;

  --mb-radius: 10px;
  --mb-radius-sm: 6px;
  --mb-sidebar-w: 250px;
  --mb-transition: all .2s cubic-bezier(.4,0,.2,1);
}

/* ── Dark Mode ── */
[data-theme="dark"] {
  --mb-primary: #3B82F6;
  --mb-primary-light: #1E293B;
  --mb-primary-hover: #60A5FA;
  --mb-accent: #34D399;
  --mb-accent-light: #132A23;
  --mb-danger: #F87171;
  --mb-danger-light: #2A1515;
  --mb-warning: #FBBF24;
  --mb-warning-light: #2A2210;
  --mb-info: #22D3EE;
  --mb-info-light: #0F2A2E;

  --mb-bg: #0F172A;
  --mb-surface: #1E293B;
  --mb-surface-hover: #334155;
  --mb-surface-alt: #1A2332;
  --mb-border: #334155;
  --mb-border-light: #1E293B;

  --mb-text: #E2E8F0;
  --mb-text-secondary: #94A3B8;
  --mb-text-muted: #64748B;
  --mb-text-inverse: #0F172A;

  --mb-sidebar-bg: #020617;
  --mb-sidebar-text: #64748B;
  --mb-sidebar-hover: rgba(255,255,255,.03);
  --mb-sidebar-active-bg: rgba(59,130,246,.2);
  --mb-sidebar-border: rgba(255,255,255,.04);

  --mb-input-bg: #1E293B;
  --mb-input-border: #475569;

  --mb-shadow-sm: 0 1px 2px rgba(0,0,0,.2);
  --mb-shadow: 0 1px 3px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);
  --mb-shadow-md: 0 4px 6px -1px rgba(0,0,0,.3), 0 2px 4px -2px rgba(0,0,0,.2);
  --mb-shadow-lg: 0 10px 15px -3px rgba(0,0,0,.4), 0 4px 6px -4px rgba(0,0,0,.2);

  --mb-topbar-bg: rgba(30,41,59,.92);
  --mb-table-stripe: rgba(255,255,255,.02);
  --mb-scrollbar-thumb: #475569;
  --mb-scrollbar-hover: #64748B;

  /* ── Override Bootstrap 5.3 CSS variables ── */
  --bs-body-bg: #0F172A;
  --bs-body-color: #E2E8F0;
  --bs-secondary-bg: #1E293B;
  --bs-tertiary-bg: #1A2332;
  --bs-emphasis-color: #F1F5F9;
  --bs-border-color: #334155;
  --bs-card-bg: #1E293B;
  --bs-card-border-color: #334155;
  --bs-card-cap-bg: #1E293B;
  --bs-table-bg: transparent;
  --bs-table-hover-bg: #334155;
  --bs-table-striped-bg: rgba(255,255,255,.02);
  --bs-table-border-color: #334155;
  --bs-table-color: #94A3B8;
  --bs-list-group-bg: #1E293B;
  --bs-list-group-border-color: #334155;
  --bs-list-group-color: #E2E8F0;
  --bs-list-group-action-hover-bg: #334155;
  --bs-modal-bg: #1E293B;
  --bs-modal-border-color: #334155;
  --bs-dropdown-bg: #1E293B;
  --bs-dropdown-border-color: #334155;
  --bs-dropdown-link-color: #E2E8F0;
  --bs-dropdown-link-hover-bg: #334155;
  --bs-dropdown-link-hover-color: #F1F5F9;
  --bs-dropdown-divider-bg: #334155;
  --bs-input-bg: #1E293B;
  --bs-input-border-color: #475569;
  --bs-input-color: #E2E8F0;
  --bs-input-placeholder-color: #64748B;
  --bs-link-color: #3B82F6;
  --bs-link-hover-color: #60A5FA;
  --bs-code-color: #3B82F6;
  color-scheme: dark;
}

/* ── Base ── */
* { box-sizing: border-box; }
body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--mb-bg);
  color: var(--mb-text);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background .3s, color .3s;
}

h1, h2, h3, h4, h5, h6 { font-weight: 700; color: var(--mb-text); letter-spacing: -0.01em; }
a { color: var(--mb-primary); text-decoration: none; transition: var(--mb-transition); }
a:hover { color: var(--mb-primary-hover); }
::selection { background: var(--mb-primary); color: #fff; }

/* ── Sidebar ── */
.sidebar {
  position: fixed; left: 0; top: 0; bottom: 0;
  width: var(--mb-sidebar-w);
  background: var(--mb-sidebar-bg);
  display: flex; flex-direction: column;
  z-index: 1000;
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: #334155 transparent;
}
.sidebar-brand {
  padding: 20px 18px;
  display: flex; align-items: center; gap: 12px;
  border-bottom: 1px solid var(--mb-sidebar-border);
}
.sidebar-brand h5 { color: #F1F5F9 !important; margin: 0; font-size: .9rem; font-weight: 700; letter-spacing: -0.02em; }
.brand-icon {
  width: 36px; height: 36px;
  background: var(--mb-primary) !important;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.1rem; flex-shrink: 0;
}
.sidebar-section {
  padding: 16px 18px 6px;
  font-size: .65rem; text-transform: uppercase; letter-spacing: .1em;
  font-weight: 600; color: var(--mb-sidebar-text);
}
.sidebar-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 18px; color: var(--mb-sidebar-text);
  font-size: .82rem; font-weight: 500;
  border-left: 3px solid transparent;
  transition: var(--mb-transition); text-decoration: none;
}
.sidebar-link i { font-size: 1rem; width: 20px; text-align: center; opacity: .7; }
.sidebar-link:hover { color: #E2E8F0; background: var(--mb-sidebar-hover); border-left-color: rgba(255,255,255,.1); }
.sidebar-link.active { color: #fff; background: var(--mb-sidebar-active-bg); border-left-color: var(--mb-primary); }
.sidebar-link.active i { opacity: 1; color: var(--mb-primary); }

.sidebar-footer { margin-top: auto; padding: 14px 18px; border-top: 1px solid var(--mb-sidebar-border); }
.sidebar-user { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: var(--mb-radius-sm); }
.sidebar-user .user-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--mb-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 700; flex-shrink: 0;
}
.sidebar-user-info { min-width: 0; }
.sidebar-user-info .name { color: #E2E8F0; font-size: .8rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user-info .role { color: var(--mb-sidebar-text); font-size: .65rem; text-transform: uppercase; letter-spacing: .05em; }

/* ── Main Content ── */
.main-content { margin-left: var(--mb-sidebar-w); min-height: 100vh; }

.topbar {
  border-bottom: 1px solid var(--mb-border);
  padding: 12px 28px;
  display: flex; justify-content: space-between; align-items: center;
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(12px) saturate(180%);
  background: var(--mb-topbar-bg);
  transition: background .3s;
}
.topbar-toggle { display: none; background: none; border: none; font-size: 1.4rem; color: var(--mb-text); cursor: pointer; padding: 4px 8px; border-radius: 6px; }
.topbar-toggle:hover { background: var(--mb-surface-hover); }

/* Theme Toggle */
.theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1.5px solid var(--mb-border);
  background: var(--mb-surface);
  color: var(--mb-text-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 1.05rem;
  transition: var(--mb-transition);
}
.theme-toggle:hover { background: var(--mb-surface-hover); color: var(--mb-primary); border-color: var(--mb-primary); }
[data-theme="dark"] .theme-toggle .bi-moon-fill { display: none; }
[data-theme="light"] .theme-toggle .bi-sun-fill,
:root .theme-toggle .bi-sun-fill { display: none; }
[data-theme="dark"] .theme-toggle .bi-sun-fill { display: inline; }

.content-wrapper { padding: 24px 28px 40px; max-width: 1400px; }

.sa-banner {
  background: linear-gradient(135deg, var(--mb-sidebar-bg) 0%, #1E293B 100%);
  color: #fff; padding: 8px 28px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: .8rem;
}

/* ── Page Header ── */
.page-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 20px; gap: 12px;
}
.page-header h4 {
  font-size: 1.25rem; margin: 0;
  display: flex; align-items: center; gap: 8px;
}
.page-header h4 i { color: var(--mb-primary); font-size: 1.1rem; }

/* ── Cards ── */
.card {
  border: 1px solid var(--mb-border);
  border-radius: var(--mb-radius);
  box-shadow: var(--mb-shadow-sm);
  background: var(--mb-surface);
  transition: var(--mb-transition);
}
.card:hover { box-shadow: var(--mb-shadow); }
.card-header {
  background: var(--mb-surface);
  border-bottom: 1px solid var(--mb-border-light);
  padding: 12px 16px;
  font-size: .85rem; font-weight: 600;
  color: var(--mb-text-secondary);
}
.card-body { padding: 16px; }
.card-footer { background: var(--mb-surface-alt); border-top: 1px solid var(--mb-border-light); padding: 12px 16px; }

/* ── Stat Cards ── */
.stat-card {
  background: var(--mb-surface);
  border: 1px solid var(--mb-border);
  border-radius: var(--mb-radius);
  padding: 18px 20px;
  box-shadow: var(--mb-shadow-sm);
  transition: var(--mb-transition);
}
.stat-card:hover { box-shadow: var(--mb-shadow-md); transform: translateY(-1px); }
.stat-value { font-size: 1.75rem; font-weight: 700; color: var(--mb-text); letter-spacing: -0.02em; line-height: 1.2; }
.stat-label { font-size: .75rem; color: var(--mb-text-muted); margin-top: 2px; font-weight: 500; }
.stat-icon {
  width: 42px; height: 42px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  background: var(--mb-primary-light); color: var(--mb-primary);
}

/* ── Tables ── */
.table { font-size: .85rem; color: var(--mb-text); }
.table thead th {
  font-size: .7rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--mb-text-muted); font-weight: 600;
  border-bottom: 2px solid var(--mb-border); padding: 10px 12px; white-space: nowrap;
  background: transparent;
}
.table tbody td {
  padding: 10px 12px; vertical-align: middle;
  border-bottom: 1px solid var(--mb-border-light);
  color: var(--mb-text-secondary);
}
.table-hover tbody tr:hover { background: var(--mb-surface-hover); }
.table-sm { font-size: .82rem; }
.table-light { background: var(--mb-surface-alt) !important; }
[data-theme="dark"] .table-light th { color: var(--mb-text-muted) !important; background: var(--mb-surface-alt) !important; }
[data-theme="dark"] .table { --bs-table-bg: transparent; --bs-table-hover-bg: var(--mb-surface-hover); }

/* ── Buttons ── */
.btn {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600; font-size: .82rem;
  border-radius: var(--mb-radius-sm);
  transition: var(--mb-transition);
  letter-spacing: -0.01em;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--mb-primary); border-color: var(--mb-primary); color: #fff; }
.btn-primary:hover { background: var(--mb-primary-hover); border-color: var(--mb-primary-hover); box-shadow: 0 2px 8px rgba(37,99,235,.25); }
.btn-outline-primary { color: var(--mb-primary); border-color: var(--mb-primary); }
.btn-outline-primary:hover { background: var(--mb-primary); border-color: var(--mb-primary); color: #fff; }
.btn-success { background: var(--mb-accent); border-color: var(--mb-accent); }
.btn-light { background: var(--mb-surface); color: var(--mb-text); border-color: var(--mb-border); }
.btn-light:hover { background: var(--mb-surface-hover); color: var(--mb-text); border-color: var(--mb-border); }
.btn-icon { width: 32px; height: 32px; padding: 0; display: inline-flex; align-items: center; justify-content: center; }
.btn-group-sm > .btn { font-size: .75rem; }

/* ── Forms ── */
.form-control, .form-select {
  font-family: 'DM Sans', sans-serif;
  border-radius: var(--mb-radius-sm);
  border: 1px solid var(--mb-input-border);
  font-size: .85rem;
  transition: var(--mb-transition);
  color: var(--mb-text);
  background: var(--mb-input-bg);
}
.form-control:focus, .form-select:focus {
  border-color: var(--mb-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
  color: var(--mb-text);
  background: var(--mb-input-bg);
}
.form-label { font-size: .82rem; font-weight: 600; color: var(--mb-text-secondary); margin-bottom: 4px; }
.form-control-sm, .form-select-sm { font-size: .8rem; }
.form-check-input:checked { background-color: var(--mb-primary); border-color: var(--mb-primary); }
.input-group-text {
  background: var(--mb-surface-alt); border-color: var(--mb-input-border);
  color: var(--mb-text-muted); font-size: .85rem;
}
textarea.form-control { background: var(--mb-input-bg); color: var(--mb-text); }

/* ── Badges ── */
.badge { font-family: 'DM Sans', sans-serif; font-weight: 600; font-size: .7rem; padding: 3px 8px; border-radius: 4px; letter-spacing: .02em; }

/* ── Alerts ── */
.alert {
  font-size: .85rem; border-radius: var(--mb-radius);
  border: none; font-weight: 500; box-shadow: var(--mb-shadow-sm);
}
.alert-success { background: var(--mb-accent-light); color: #059669; border-left: 4px solid var(--mb-accent); }
.alert-danger { background: var(--mb-danger-light); color: var(--mb-danger); border-left: 4px solid var(--mb-danger); }
.alert-warning { background: var(--mb-warning-light); color: var(--mb-warning); border-left: 4px solid var(--mb-warning); }
.alert-info { background: var(--mb-info-light); color: var(--mb-info); border-left: 4px solid var(--mb-info); }
[data-theme="dark"] .alert-success { color: #34D399; }
[data-theme="dark"] .alert-danger { color: #F87171; }
[data-theme="dark"] .alert-warning { color: #FBBF24; }
[data-theme="dark"] .alert-info { color: #22D3EE; }

/* Dark mode overrides for Bootstrap contextual */
[data-theme="dark"] .bg-light { background: var(--mb-surface-alt) !important; }
[data-theme="dark"] .bg-white { background: var(--mb-surface) !important; }
[data-theme="dark"] .text-dark { color: var(--mb-text) !important; }
[data-theme="dark"] .text-muted { color: var(--mb-text-muted) !important; }
[data-theme="dark"] .border { border-color: var(--mb-border) !important; }
[data-theme="dark"] .border-bottom { border-bottom-color: var(--mb-border) !important; }
[data-theme="dark"] .border-top { border-top-color: var(--mb-border) !important; }
[data-theme="dark"] .list-group-item { background: var(--mb-surface); border-color: var(--mb-border); color: var(--mb-text); }
[data-theme="dark"] .alert-light { background: var(--mb-surface-alt) !important; border-color: var(--mb-border) !important; color: var(--mb-text) !important; }
[data-theme="dark"] code { color: var(--mb-primary); }
[data-theme="dark"] hr { border-color: var(--mb-border); opacity: .5; }
[data-theme="dark"] .btn-close { filter: invert(1); }
[data-theme="dark"] .dropdown-menu { background: var(--mb-surface); border-color: var(--mb-border); box-shadow: var(--mb-shadow-lg); }
[data-theme="dark"] .dropdown-item { color: var(--mb-text); }
[data-theme="dark"] .dropdown-item:hover { background: var(--mb-surface-hover); color: var(--mb-text); }
[data-theme="dark"] .dropdown-item-text { color: var(--mb-text-muted) !important; }
[data-theme="dark"] .dropdown-divider { border-color: var(--mb-border); }
[data-theme="dark"] .modal-content { background: var(--mb-surface); border-color: var(--mb-border); color: var(--mb-text); }
[data-theme="dark"] .modal-header { border-color: var(--mb-border); }
[data-theme="dark"] .modal-footer { border-color: var(--mb-border); }
[data-theme="dark"] .form-control::placeholder { color: var(--mb-text-muted); }
[data-theme="dark"] .input-group-text { background: var(--mb-surface-alt); border-color: var(--mb-input-border); color: var(--mb-text-muted); }
[data-theme="dark"] .table > :not(caption) > * > * { color: var(--mb-text-secondary); background-color: transparent; border-bottom-color: var(--mb-border-light); }
[data-theme="dark"] .table-hover > tbody > tr:hover > * { background-color: var(--mb-surface-hover); color: var(--mb-text); }
[data-theme="dark"] .progress { background: var(--mb-surface-alt); }
[data-theme="dark"] .page-link { background: var(--mb-surface); border-color: var(--mb-border); color: var(--mb-text); }
[data-theme="dark"] .breadcrumb-item a { color: var(--mb-primary); }
[data-theme="dark"] .btn-outline-secondary { color: var(--mb-text-secondary); border-color: var(--mb-border); }
[data-theme="dark"] .btn-outline-secondary:hover { background: var(--mb-surface-hover); color: var(--mb-text); border-color: var(--mb-text-muted); }
[data-theme="dark"] .btn-outline-danger { color: var(--mb-danger); border-color: var(--mb-danger); }
[data-theme="dark"] .btn-outline-warning { color: var(--mb-warning); border-color: var(--mb-warning); }
[data-theme="dark"] .btn-outline-info { color: var(--mb-info); border-color: var(--mb-info); }
[data-theme="dark"] .btn-outline-primary { color: var(--mb-primary); border-color: var(--mb-primary); }

/* NTS 139 themed sections */
.nts-proxima-cita { background: #F0FDF4; border: 1px solid #BBF7D0; border-radius: var(--mb-radius-sm); }
.nts-search-box { background: var(--mb-surface-alt); border: 1px solid var(--mb-border); border-radius: var(--mb-radius-sm); }
[data-theme="dark"] .nts-proxima-cita { background: #0D2818; border-color: #166534; }
[data-theme="dark"] .nts-search-box { background: var(--mb-surface); border-color: var(--mb-border); }

/* CIE-10 dropdown */
.cie10-item { transition: background .15s; }
.cie10-item:hover { background: var(--mb-primary-light) !important; }
[data-theme="dark"] .cie10-item { background: var(--mb-surface) !important; }
[data-theme="dark"] .cie10-item:hover { background: var(--mb-surface-hover) !important; }

/* SuperAdmin standalone pages dark mode */
[data-theme="dark"] .sa-topbar { background: #020617; }
[data-theme="dark"] .sa-body { color: var(--mb-text); }
[data-theme="dark"] .center-card { border-color: var(--mb-border); background: var(--mb-surface); }
[data-theme="dark"] .center-card .card-header { background: var(--mb-surface); border-color: var(--mb-border); color: var(--mb-text); }
[data-theme="dark"] .plan-card { border-color: var(--mb-border); background: var(--mb-surface); }
[data-theme="dark"] .plan-card input, [data-theme="dark"] .plan-card textarea, [data-theme="dark"] .plan-card select {
  background: var(--mb-input-bg); border-color: var(--mb-input-border); color: var(--mb-text);
}
[data-theme="dark"] .vencimiento-alert { background: #2A2210; border-color: #92400E; color: #FBBF24; }
[data-theme="dark"] .vencimiento-alert.vencimiento-danger { background: #2A1515; border-color: #DC2626; color: #F87171; }

/* Portal standalone pages dark mode */
[data-theme="dark"] .portal-nav { background: var(--mb-surface) !important; border-color: var(--mb-border) !important; }
[data-theme="dark"] .portal-card { background: var(--mb-surface); border-color: var(--mb-border); }
[data-theme="dark"] .step-item { color: var(--mb-text-muted); }
[data-theme="dark"] .step-item.active { color: var(--mb-primary); }
[data-theme="dark"] .esp-chip { background: var(--mb-surface-hover) !important; color: var(--mb-text) !important; }
[data-theme="dark"] .usage-bar { background: var(--mb-surface-hover) !important; }
[data-theme="dark"] .stat-icon { opacity: .9; }
[data-theme="dark"] fieldset { border-color: var(--mb-border) !important; }
[data-theme="dark"] legend { color: var(--mb-text) !important; }
[data-theme="dark"] .form-check-label { color: var(--mb-text-secondary); }
[data-theme="dark"] .table-borderless td { color: var(--mb-text-secondary); }
[data-theme="dark"] strong { color: var(--mb-text); }
[data-theme="dark"] small.text-muted { color: var(--mb-text-muted) !important; }

/* ── Color dots ── */
.color-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; vertical-align: middle; }

/* ── Estado badges ── */
.estado-pendiente { background: var(--mb-warning-light); color: var(--mb-warning); }
.estado-confirmada { background: var(--mb-primary-light); color: var(--mb-primary); }
.estado-en_atencion { background: var(--mb-info-light); color: var(--mb-info); }
.estado-completada { background: var(--mb-accent-light); color: var(--mb-accent); }
.estado-cancelada { background: var(--mb-danger-light); color: var(--mb-danger); }
.estado-no_asistio { background: var(--mb-surface-hover); color: var(--mb-text-muted); }

/* ── Empty state ── */
.empty-state { text-align: center; padding: 48px 20px; color: var(--mb-text-muted); }
.empty-state i { font-size: 2.5rem; margin-bottom: 12px; opacity: .3; }
.empty-state p { font-size: .9rem; margin: 0; }

/* ── Login ── */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
  padding: 20px;
}
.login-card {
  width: 100%; max-width: 400px;
  background: var(--mb-surface); border-radius: 16px;
  padding: 40px 32px; box-shadow: 0 25px 50px rgba(0,0,0,.25);
}
.login-card .brand { font-size: 1.5rem; font-weight: 700; color: var(--mb-primary); display: flex; align-items: center; gap: 10px; justify-content: center; }
.login-card .brand-sub { font-size: .8rem; color: var(--mb-text-muted); margin-top: 4px; }

/* ── Animations ── */
.fade-in { animation: fadeIn .4s cubic-bezier(.4,0,.2,1); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

/* ── Theme transition on toggle ── */
body, .card, .card-header, .card-body, .card-footer, .topbar, .form-control, .form-select,
.table, .stat-card, .alert, .sidebar, .btn-light, .input-group-text, .list-group-item {
  transition: background-color .3s ease, color .3s ease, border-color .3s ease, box-shadow .3s ease;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--mb-scrollbar-thumb); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--mb-scrollbar-hover); }

/* ── Mobile ── */
.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.5); z-index: 999;
  backdrop-filter: blur(2px); opacity: 0; transition: opacity .3s;
}
.sidebar-overlay.show { display: block; opacity: 1; }

@media (max-width: 991px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.show { transform: translateX(0); box-shadow: 0 0 40px rgba(0,0,0,.3); }
  .main-content { margin-left: 0; }
  .content-wrapper { padding: 16px; }
  .topbar { padding: 10px 16px; }
  .topbar-toggle { display: block; }
  .page-header { flex-wrap: wrap; }
  .page-header h4 { font-size: 1.1rem; }
}

@media (max-width: 575px) {
  .stat-value { font-size: 1.4rem; }
  .btn-group { flex-wrap: wrap; }
}

/* ── Print ── */
@media print {
  .sidebar, .topbar, .sa-banner, .btn, .page-header a, .theme-toggle { display: none !important; }
  .main-content { margin: 0; }
  .content-wrapper { padding: 0; }
  .card { border: 1px solid #ddd; box-shadow: none; break-inside: avoid; }
  body { background: #fff; color: #000; }
}

/* NTS vitals bar */
.nts-signos-bar { background: #FEF2F2; border: 1px solid #FECACA; border-radius: var(--mb-radius-sm); }
[data-theme="dark"] .nts-signos-bar { background: #2A1515; border-color: #7F1D1D; }