/* =====================================================================
   RB Fleet — Design System v2.0  (Premium Edition)
   =====================================================================
   Tokens → Componentes → Utilidades → Animaciones
   ===================================================================== */

/* ─── TOKENS ──────────────────────────────────────────────────────── */
:root {
  /* Brand palette */
  --brand:          #1d4ed8;
  --brand-hover:    #1e40af;
  --brand-dark:     #1e3a8a;
  --brand-light:    #eff6ff;
  --brand-subtle:   rgba(29,78,216,0.07);

  /* Surfaces */
  --surface:        #ffffff;
  --surface-2:      #f9fafb;
  --surface-3:      #f3f4f6;
  --surface-4:      #e5e7eb;
  --surface-glass:  rgba(255,255,255,0.85);

  /* Borders */
  --border:         #e5e7eb;
  --border-light:   #f1f5f9;
  --border-focus:   #93c5fd;

  /* Text */
  --text-primary:   #0f172a;
  --text-secondary: #475569;
  --text-muted:     #94a3b8;
  --text-inverted:  #ffffff;

  /* Semantic colors */
  --success:        #16a34a;
  --success-bg:     #f0fdf4;
  --success-border: #bbf7d0;
  --warning:        #d97706;
  --warning-bg:     #fffbeb;
  --warning-border: #fde68a;
  --danger:         #dc2626;
  --danger-bg:      #fef2f2;
  --danger-border:  #fecaca;
  --info:           #0284c7;
  --info-bg:        #f0f9ff;
  --info-border:    #bae6fd;

  /* Radius */
  --r-xs:   6px;
  --r-sm:   8px;
  --r-md:   12px;
  --r-lg:   16px;
  --r-xl:   20px;
  --r-full: 9999px;

  /* Shadows — refined elevation system */
  --shadow-xs:  0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm:  0 1px 4px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.07), 0 1px 4px rgba(0,0,0,0.04);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.05);
  --shadow-xl:  0 16px 48px rgba(0,0,0,0.13), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-brand: 0 4px 14px rgba(29,78,216,0.28);

  /* Spacing */
  --spacing-page: 1.5rem;
  --topbar-h:     56px;

  /* Transitions */
  --t-fast:   0.12s ease;
  --t-base:   0.18s ease;
  --t-slow:   0.28s ease;
  --t-spring: 0.3s cubic-bezier(0.34,1.56,0.64,1);
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: #f4f6fb;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── SCROLLBAR ───────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* ─── SIDEBAR — Premium dark gradient ────────────────────────────── */
#sidebar {
  background: linear-gradient(175deg, #0f172a 0%, #1e2d4a 55%, #1a3260 100%);
  border-right: 1px solid rgba(255,255,255,0.06);
  transition: width var(--t-slow);
}

/* Sidebar logo area */
#sidebar-logo-area {
  border-bottom: 1px solid rgba(255,255,255,0.07);
  background: rgba(0,0,0,0.15);
}

/* Nav links */
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--r-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  transition: all var(--t-fast);
  border-left: 2px solid transparent;
  margin: 1px 0;
  text-decoration: none;
}
.sidebar-link:hover {
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.92);
  border-left-color: rgba(255,255,255,0.2);
}
.sidebar-link.active {
  background: rgba(29,78,216,0.35);
  color: #fff;
  font-weight: 600;
  border-left-color: #60a5fa;
  box-shadow: inset 0 0 20px rgba(29,78,216,0.15);
}

/* Sidebar group headers */
.sg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-radius: var(--r-sm);
  cursor: pointer;
  color: rgba(255,255,255,0.45);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--t-fast);
  margin-top: 10px;
  user-select: none;
}
.sg-header:hover { color: rgba(255,255,255,0.7); }
.sg-header.active { color: #93c5fd; }
.sg-header-left { display: flex; align-items: center; gap: 8px; }
.sg-icon { width: 16px; text-align: center; font-size: 0.8rem; opacity: 0.6; }
.sg-sub-icon { width: 18px; text-align: center; font-size: 0.85rem; opacity: 0.75; flex-shrink: 0; }
.sg-chevron { font-size: 0.65rem; transition: transform var(--t-fast); }
.sg-chevron.open { transform: rotate(180deg); }
.sg-items {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height var(--t-slow), opacity var(--t-base);
  padding-left: 6px;
}
.sg-items.open { max-height: 600px; opacity: 1; }
.sg-single {
  color: rgba(255,255,255,0.65);
  font-size: 0.8125rem;
  font-weight: 500;
}

/* Sidebar section label */
.sidebar-section-label {
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  padding: 12px 12px 4px;
}

/* User info footer */
#user-info {
  border-top: 1px solid rgba(255,255,255,0.07);
  background: rgba(0,0,0,0.12);
}

/* Collapsed sidebar */
#sidebar.collapsed { width: 64px !important; }
#sidebar.collapsed .sidebar-text,
#sidebar.collapsed .sidebar-section-label,
#sidebar.collapsed .sg-chevron,
#sidebar.collapsed .sg-header-left span,
#sidebar.collapsed #sidebar-logo-text,
#sidebar.collapsed #user-info { display: none; }
#sidebar.collapsed .sg-header { justify-content: center; padding: 6px; margin-top: 4px; }
#sidebar.collapsed .sg-icon { opacity: 0.8; font-size: 0.95rem; }
#sidebar.collapsed .sidebar-link { justify-content: center; padding: 8px 6px; }
#sidebar.collapsed .sg-sub-icon { width: 18px; font-size: 0.9rem; opacity: 0.85; }
#sidebar.collapsed .sg-items { max-height: 600px !important; opacity: 1 !important; }
#sidebar.collapsed .sg-single { justify-content: center; }

/* ─── TOPBAR ──────────────────────────────────────────────────────── */
#topbar {
  height: var(--topbar-h);
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 1px 0 rgba(0,0,0,0.04);
  position: sticky;
  top: 0;
  z-index: 40;
}

/* ─── PAGE LAYOUT ─────────────────────────────────────────────────── */
.page-content-inner {
  padding: var(--spacing-page);
  max-width: 1400px;
}

/* ─── PAGE HEADER ─────────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.page-title {
  font-size: 1.3125rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: -0.01em;
}
.page-subtitle {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* ─── CARDS ───────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.25rem;
}
.card-header {
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--border-light);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.card-body { padding: 1.25rem; }
.card-footer {
  padding: 0.875rem 1.25rem;
  border-top: 1px solid var(--border-light);
  background: var(--surface-2);
  border-radius: 0 0 var(--r-lg) var(--r-lg);
}
.card-hover {
  transition: box-shadow var(--t-base), transform var(--t-base);
  cursor: pointer;
}
.card-hover:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ─── KPI CARDS — elevated with accent bar ────────────────────────── */
.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--r-lg);
  padding: 1.125rem 1.25rem;
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--t-base), transform var(--t-base);
}
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.kpi-card.kpi-blue::before   { background: linear-gradient(90deg, #3b82f6, #1d4ed8); }
.kpi-card.kpi-green::before  { background: linear-gradient(90deg, #34d399, #16a34a); }
.kpi-card.kpi-amber::before  { background: linear-gradient(90deg, #fbbf24, #d97706); }
.kpi-card.kpi-red::before    { background: linear-gradient(90deg, #f87171, #dc2626); }
.kpi-card.kpi-purple::before { background: linear-gradient(90deg, #a78bfa, #7c3aed); }
.kpi-card.kpi-cyan::before   { background: linear-gradient(90deg, #22d3ee, #0284c7); }
.kpi-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.kpi-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text-primary);
}
.kpi-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 4px;
}
.kpi-trend {
  font-size: 0.72rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 7px;
  border-radius: var(--r-full);
  margin-top: 6px;
}
.kpi-trend.up   { background: var(--success-bg); color: var(--success); }
.kpi-trend.down { background: var(--danger-bg);  color: var(--danger);  }
.kpi-trend.flat { background: var(--surface-3);  color: var(--text-muted); }
.kpi-icon {
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* ─── BUTTONS ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.9375rem;
  border-radius: var(--r-sm);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--t-base);
  border: 1px solid transparent;
  white-space: nowrap;
  line-height: 1.25;
  text-decoration: none;
  user-select: none;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.btn:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.btn-primary {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
  box-shadow: 0 1px 3px rgba(29,78,216,0.22), 0 1px 1px rgba(0,0,0,0.04);
}
.btn-primary:hover:not(:disabled) {
  background: var(--brand-hover);
  box-shadow: var(--shadow-brand);
  transform: translateY(-1px);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); box-shadow: none; }

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border-color: var(--border);
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--surface-2);
  border-color: #9ca3af;
  box-shadow: var(--shadow-sm);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}
.btn-danger:hover:not(:disabled) { background: #b91c1c; box-shadow: 0 4px 12px rgba(220,38,38,0.3); transform: translateY(-1px); }

.btn-success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
}
.btn-success:hover:not(:disabled) { background: #15803d; box-shadow: 0 4px 12px rgba(22,163,74,0.3); transform: translateY(-1px); }

.btn-warning {
  background: var(--warning-bg);
  color: #92400e;
  border-color: var(--warning-border);
}
.btn-warning:hover:not(:disabled) { background: #fef3c7; }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}
.btn-ghost:hover:not(:disabled) { background: var(--surface-3); color: var(--text-primary); }

.btn-sm  { padding: 0.375rem 0.6875rem; font-size: 0.8125rem; border-radius: var(--r-xs); }
.btn-xs  { padding: 0.25rem 0.5rem;    font-size: 0.75rem;    border-radius: 5px; }
.btn-lg  { padding: 0.625rem 1.375rem; font-size: 0.9375rem;  border-radius: var(--r-md); }

/* ─── FORMS ───────────────────────────────────────────────────────── */
.form-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 5px;
}
.form-label.required::after { content: ' *'; color: var(--danger); }

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.5rem 0.8125rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  background: var(--surface);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  outline: none;
  font-family: inherit;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(29,78,216,0.1);
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-muted); }
.form-input:disabled,
.form-select:disabled { background: var(--surface-2); cursor: not-allowed; color: var(--text-muted); }
.form-hint  { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; }
.form-error { font-size: 0.75rem; color: var(--danger); margin-top: 4px; }
.form-input.has-error { border-color: var(--danger); }
.form-input.has-error:focus { box-shadow: 0 0 0 3px rgba(220,38,38,0.1); }

/* ─── MODAL ───────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fadeIn var(--t-fast);
}
.modal-box {
  background: var(--surface);
  border-radius: var(--r-xl);
  max-height: 92vh;
  overflow-y: auto;
  width: 100%;
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0,0,0,0.04);
  animation: modalSlideUp var(--t-spring);
}
@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ─── TOAST ───────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 9999;
  min-width: 280px;
  max-width: 420px;
}
#toast-container > div {
  animation: toastIn var(--t-spring);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
}
#toast-container > div.removing {
  animation: toastOut 0.2s ease-in forwards;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(1.5rem) scale(0.95); }
  to   { opacity: 1; transform: translateX(0) scale(1); }
}
@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); max-height: 100px; }
  to   { opacity: 0; transform: translateX(2rem); max-height: 0; padding: 0; margin: 0; }
}

/* ─── DATA TABLE ──────────────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.data-table thead tr { background: var(--surface-2); border-bottom: 2px solid var(--border); }
.data-table thead th {
  padding: 0.625rem 1rem;
  text-align: left;
  font-size: 0.69rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}
.data-table tbody tr { border-bottom: 1px solid var(--border-light); transition: background var(--t-fast); }
.data-table tbody tr:hover { background: #f8faff; }
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody td { padding: 0.75rem 1rem; color: #374151; vertical-align: middle; }

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--r-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-xs);
}

/* ─── BADGE ───────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: var(--r-full);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  gap: 4px;
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; flex-shrink: 0; }

/* Semantic badges */
.badge-success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning-border); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger);  border: 1px solid var(--danger-border); }
.badge-info    { background: var(--info-bg);    color: var(--info);    border: 1px solid var(--info-border); }
.badge-neutral { background: var(--surface-3);  color: var(--text-secondary); border: 1px solid var(--border); }
.badge-brand   { background: var(--brand-subtle); color: var(--brand); border: 1px solid rgba(29,78,216,0.2); }

/* ─── STATUS BADGES — fleet specific ─────────────────────────────── */
.status-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: var(--r-full);
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.02em;
}

/* ─── SECTION HEADER ──────────────────────────────────────────────── */
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.25rem;
}
.section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex; align-items: center; gap: 8px;
  letter-spacing: -0.01em;
}

/* ─── FILTER BAR ──────────────────────────────────────────────────── */
.filter-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }

/* ─── PILL TABS ───────────────────────────────────────────────────── */
.pill-tabs {
  display: flex;
  gap: 3px;
  background: var(--surface-3);
  padding: 3px;
  border-radius: var(--r-sm);
  overflow-x: auto;
  scrollbar-width: none;
  border: 1px solid var(--border-light);
}
.pill-tabs::-webkit-scrollbar { display: none; }
.pill-tab {
  flex-shrink: 0;
  padding: 0.35rem 0.875rem;
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--t-fast);
  white-space: nowrap;
  border: 1px solid transparent;
}
.pill-tab.active {
  background: var(--surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
  border-color: var(--border-light);
}
.pill-tab:hover:not(.active) { background: rgba(255,255,255,0.6); color: var(--text-primary); }

/* ─── EMPTY STATE ─────────────────────────────────────────────────── */
.empty-state {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; padding: 4rem 1rem; text-align: center;
}
.empty-state-icon {
  width: 60px; height: 60px;
  background: var(--surface-3);
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.625rem; color: var(--text-muted); margin-bottom: 1.125rem;
  border: 1px solid var(--border);
}
.empty-state-title { font-size: 0.9375rem; font-weight: 600; color: #374151; margin-bottom: 0.375rem; }
.empty-state-hint  { font-size: 0.8125rem; color: var(--text-muted); max-width: 30ch; line-height: 1.6; }

/* ─── SKELETON ────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 25%, #eef0f4 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
  border-radius: var(--r-sm);
}
@keyframes shimmer {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}

/* ─── DROPDOWN ────────────────────────────────────────────────────── */
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px; z-index: 200;
  overflow: hidden;
  animation: dropdownIn var(--t-spring);
}
@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-6px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.dropdown-item {
  display: flex; align-items: center; gap: 8px;
  padding: 0.55rem 1rem;
  font-size: 0.875rem; color: #374151; cursor: pointer;
  transition: background var(--t-fast);
}
.dropdown-item:hover { background: var(--surface-2); }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: var(--danger-bg); }
.dropdown-separator { height: 1px; background: var(--border-light); margin: 4px 0; }

/* ─── TOOLTIP ─────────────────────────────────────────────────────── */
[data-tooltip] { position: relative; }
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute; bottom: calc(100% + 6px); left: 50%;
  transform: translateX(-50%);
  background: #1f2937; color: #fff;
  font-size: 0.71rem; font-weight: 500;
  padding: 4px 9px; border-radius: 6px;
  white-space: nowrap; pointer-events: none;
  opacity: 0; transition: opacity var(--t-fast); z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
[data-tooltip]:hover::after { opacity: 1; }

/* ─── PROGRESS BAR ────────────────────────────────────────────────── */
.progress-bar-wrap { background: var(--surface-3); border-radius: var(--r-full); overflow: hidden; height: 6px; }
.progress-bar-fill { height: 100%; border-radius: var(--r-full); transition: width 0.5s ease; }

/* ─── DIVIDER ─────────────────────────────────────────────────────── */
.section-divider { height: 1px; background: var(--border-light); margin: 1.25rem 0; }

/* ─── INLINE SPINNER ──────────────────────────────────────────────── */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff;
  border-radius: 50%; animation: spin 0.65s linear infinite;
  display: inline-block; vertical-align: middle; flex-shrink: 0;
}
.spinner.dark { border-color: rgba(29,78,216,0.15); border-top-color: var(--brand); }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── STATUS INDICATOR ────────────────────────────────────────────── */
.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.status-dot.online  { background: #22c55e; box-shadow: 0 0 0 3px rgba(34,197,94,0.2); }
.status-dot.warning { background: #f59e0b; box-shadow: 0 0 0 3px rgba(245,158,11,0.2); }
.status-dot.offline { background: #d1d5db; }
.status-dot.danger  { background: #ef4444; box-shadow: 0 0 0 3px rgba(239,68,68,0.2); }

/* ─── FOCUS RING — H-20 WCAG 2.1 AA ──────────────────────────────── */
button:focus-visible, a:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--brand); outline-offset: 2px;
}
/* Reforzar foco en botones icon-only del topbar */
.topbar-icon-btn:focus-visible {
  outline: 2px solid #60a5fa; outline-offset: 3px; border-radius: 6px;
}
/* Skip-to-content link para teclado (oculto hasta foco) */
.skip-link {
  position: absolute; top: -100%; left: 1rem; z-index: 9999;
  background: var(--brand); color: #fff; padding: 0.5rem 1rem;
  border-radius: 0 0 8px 8px; font-weight: 600; font-size: 0.875rem;
  text-decoration: none; transition: top 0.15s;
}
.skip-link:focus { top: 0; }
/* Mejorar contraste de btn-warning (auditoría: texto sobre fondo claro) */
.btn-warning { color: #78350f; }
/* Asegurar ratio 4.5:1 en texto sobre fondo gris claro */
.text-gray-400 { color: #6b7280; } /* ya cumple, forzar mínimo */

/* ─── UTILITIES ───────────────────────────────────────────────────── */
.text-brand     { color: var(--brand); }
.bg-brand       { background: var(--brand); }
.border-brand   { border-color: var(--brand); }
.bg-brand-light { background: var(--brand-light); }

/* ─── CALENDAR ────────────────────────────────────────────────────── */
.cal-header-grid { display: grid; grid-template-columns: repeat(7,1fr); gap: 4px; margin-bottom: 4px; }
.cal-dow { text-align:center; font-size:0.69rem; font-weight:700; color:var(--text-secondary); padding: 4px 0; letter-spacing: 0.04em; text-transform: uppercase; }
.cal-grid { display: grid; grid-template-columns: repeat(7,1fr); gap: 3px; }
.cal-day {
  min-height: 76px; border: 1px solid var(--border-light);
  padding: 5px 6px; border-radius: var(--r-sm); cursor: default;
  transition: background var(--t-fast); position: relative;
}
.cal-day:hover { background: #f0f6ff; }
.cal-day-today { background: #eff6ff !important; border-color: #93c5fd !important; }
.cal-day-past  { opacity: 0.6; }
.cal-day-weekend { background: #fafafa; }
.cal-day-empty { min-height: 76px; }
.cal-day-num { display:flex; align-items:center; justify-content:space-between; margin-bottom:3px; }
.cal-today-num { background:var(--brand); color:white; width:22px; height:22px; border-radius:50%; display:inline-flex; align-items:center; justify-content:center; font-size:0.72rem; font-weight:700; }
.cal-appt-dot { width:6px; height:6px; border-radius:50%; background:#7c3aed; display:inline-block; }
.cal-overdue-dot { width:6px; height:6px; border-radius:50%; background:#dc2626; display:inline-block; margin-left:2px; }
.cal-chip { font-size:0.63rem; padding:2px 5px; border-radius:5px; margin-bottom:2px; cursor:pointer; overflow:hidden; white-space:nowrap; text-overflow:ellipsis; display:flex; align-items:center; gap:2px; }
.cal-more { font-size:0.62rem; color:var(--text-muted); cursor:pointer; padding: 1px 3px; }
.cal-more:hover { color:var(--brand); }
.chip-red    { background:#fee2e2; color:#b91c1c; }
.chip-purple { background:#f3e8ff; color:#7c3aed; }
.chip-blue   { background:#dbeafe; color:#1d4ed8; }
.chip-green  { background:#dcfce7; color:#16a34a; }

/* ─── FLATPICKR ───────────────────────────────────────────────────── */
.flatpickr-calendar { font-family: inherit; border-radius: var(--r-md) !important; box-shadow: var(--shadow-xl) !important; border: 1px solid var(--border) !important; }
.flatpickr-day.selected { background: var(--brand) !important; border-color: var(--brand) !important; }
.flatpickr-day:hover { background: var(--brand-light) !important; }

/* ─── MOBILE — H-16 RESPONSIVE ───────────────────────────────────── */
@media (max-width: 640px) {
  .hide-mobile { display: none !important; }
  .page-header { flex-direction: column; gap: 0.75rem; }
  .data-table thead th, .data-table tbody td { padding: 0.5rem 0.625rem; }
  :root { --spacing-page: 1rem; }

  /* Tablas con scroll horizontal en móvil */
  .table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .data-table { min-width: 600px; }

  /* Modales full-width en móvil */
  .modal-box { max-width: 100% !important; width: 100% !important; margin: 0 !important;
    border-radius: 16px 16px 0 0 !important; align-self: flex-end; max-height: 90vh; }
  .modal-overlay { align-items: flex-end !important; padding: 0 !important; }

  /* Formularios: inputs full width */
  .form-grid { grid-template-columns: 1fr !important; }
  .form-input, .form-select, .form-textarea { font-size: 16px; } /* evita zoom iOS */

  /* KPI cards: 2 columnas en móvil */
  .kpi-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 0.75rem !important; }

  /* Botones de acción: full width en móvil */
  .btn-mobile-full { width: 100%; justify-content: center; }

  /* Ocultar texto de botones icon+text en móvil muy pequeño */
  .btn-text-mobile { display: none; }

  /* Page headers: botón de acción debajo del título */
  .page-actions { flex-wrap: wrap; }

  /* Topbar: título truncado */
  #page-title { max-width: 150px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}

/* ─── SIDEBAR MOBILE ──────────────────────────────────────────────── */
#sidebar-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,0.5);
  backdrop-filter: blur(2px); z-index: 8; display: none;
}
@media (max-width: 768px) {
  #sidebar { position: fixed; top: 0; left: 0; height: 100vh; z-index: 9; transform: translateX(-100%); transition: transform 0.25s ease; }
  #sidebar.mobile-open { transform: translateX(0); }
  #sidebar-overlay.mobile-open { display: block; }
  #mobile-bottom-nav { display: flex !important; }

  /* H-16: tablas auto-scroll en tablet/móvil */
  .overflow-x-auto, [class*="table-wrapper"] { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { min-width: max-content; }

  /* H-16: cards de detalle full-width */
  .detail-grid { grid-template-columns: 1fr !important; }

  /* H-16: bottom bar safe area (notch iPhone) */
  #mobile-bottom-nav { padding-bottom: env(safe-area-inset-bottom, 0px); }
}

/* ─── REALTIME PULSE — alertas en vivo ────────────────────────────── */
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(239,68,68,0.4); }
  70%  { box-shadow: 0 0 0 6px rgba(239,68,68,0); }
  100% { box-shadow: 0 0 0 0 rgba(239,68,68,0); }
}
.alert-badge-pulse { animation: pulse-ring 2s ease-out infinite; }

/* ─── AI INSIGHT CARD ─────────────────────────────────────────────── */
.ai-insight-card {
  background: linear-gradient(135deg, #f8faff 0%, #eff6ff 100%);
  border: 1px solid rgba(29,78,216,0.15);
  border-radius: var(--r-lg);
  position: relative;
  overflow: hidden;
}
.ai-insight-card::after {
  content: '';
  position: absolute;
  top: -20px; right: -20px;
  width: 80px; height: 80px;
  background: radial-gradient(circle, rgba(29,78,216,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

/* ─── REALTIME INDICATOR ──────────────────────────────────────────── */
.realtime-indicator {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 20px;
  background: rgba(34, 197, 94, 0.08); border: 1px solid rgba(34,197,94,0.2);
  font-size: 11px; color: #16a34a; font-weight: 600; letter-spacing: 0.02em;
  user-select: none; flex-shrink: 0;
}
.realtime-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #22c55e;
  animation: realtimePulse 2.5s ease-in-out infinite; flex-shrink: 0;
}
.realtime-dot.new-alert {
  background: #ef4444;
  animation: newAlertFlash 0.4s ease 3;
}
@keyframes newAlertFlash {
  0%, 100% { transform: scale(1); background: #ef4444; }
  50%       { transform: scale(1.8); background: #fca5a5; }
}
.realtime-label { letter-spacing: 0.05em; text-transform: uppercase; font-size: 10px; }
.realtime-ts { color: #86efac; font-size: 10px; font-weight: 500; }
@keyframes realtimePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

/* ─── PAGE PROGRESS BAR ───────────────────────────────────────────── */
#page-progress { position:fixed; top:0; left:0; height:2px; background: linear-gradient(90deg, var(--brand), #60a5fa); z-index:9999; transition:width 0.3s ease; width:0; }

/* ─── PRINT ───────────────────────────────────────────────────────── */
@media print {
  #sidebar, #topbar, .no-print, .btn, button { display: none !important; }
  body { background: white; }
  .card { box-shadow: none !important; border: 1px solid #e5e7eb !important; }
  .print-page-break { page-break-before: always; }
}

/* ─── INTERCHANGE HIGHLIGHT ───────────────────────────────────────── */
.ic-required-highlight { background: var(--danger-bg) !important; border-radius: var(--r-sm); animation: ic-shake 0.4s ease; }
@keyframes ic-shake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-4px)} 75%{transform:translateX(4px)} }

/* ─── SIDEBAR OPEN STATE (legacy compat) ──────────────────────────── */
#sidebar.sidebar-open { transform: translateX(0) !important; }

/* ─── GUEST PIN KEYPAD ─────────────────────────────────────────────── */
@keyframes pinShake {
  0%   { transform: translateX(0); }
  15%  { transform: translateX(-6px); }
  30%  { transform: translateX(6px); }
  45%  { transform: translateX(-5px); }
  60%  { transform: translateX(5px); }
  75%  { transform: translateX(-3px); }
  90%  { transform: translateX(3px); }
  100% { transform: translateX(0); }
}
#pin-dots { animation-duration: 0.4s; animation-fill-mode: both; }
#guest-pin-modal button:active { transform: scale(0.93); }