/* =========================================================
   Acadex Design System v2 — Futuristic Dark SaaS
   =========================================================
   Base is dark by default. Light theme opt-in via
   data-theme="light". All tokens live here.
   ========================================================= */

/* ---- Google Fonts: Inter + DM Sans ---- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap');

:root {
  /* ── Core palette ─────────────────────────────────────── */
  --ax-bg:          #060D1A;
  --ax-bg-2:        #0A1220;
  --ax-surface:     #0F1A2E;
  --ax-surface-2:   #162236;
  --ax-surface-3:   #1C2D44;
  --ax-text:        #E2E8F0;
  --ax-text-dim:    #94A3B8;
  --ax-muted:       #64748B;

  /* ── Brand gradient (Blue → Purple → Pink → Cyan) ─────── */
  --ax-c-blue:      #6366F1;
  --ax-c-violet:    #8B5CF6;
  --ax-c-pink:      #EC4899;
  --ax-c-cyan:      #06B6D4;
  --ax-c-emerald:   #10B981;

  --ax-primary:        var(--ax-c-blue);
  --ax-primary-rgb:    99, 102, 241;

  /* Main gradient used on buttons / highlights */
  --ax-grad:        linear-gradient(135deg, #6366F1 0%, #8B5CF6 40%, #EC4899 100%);
  --ax-grad-subtle: linear-gradient(135deg, rgba(99,102,241,0.18) 0%, rgba(139,92,246,0.12) 100%);
  --ax-grad-text:   linear-gradient(90deg, #818CF8, #C084FC, #F472B6);

  /* ── Borders & rings ──────────────────────────────────── */
  --ax-border:       rgba(148, 163, 184, 0.10);
  --ax-border-glow:  rgba(99, 102, 241, 0.45);
  --ax-ring:         rgba(99, 102, 241, 0.30);

  /* ── Shadows & glows ──────────────────────────────────── */
  --ax-shadow-sm:   0 1px 3px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,255,255,0.03);
  --ax-shadow-md:   0 8px 32px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.04);
  --ax-shadow-lg:   0 20px 60px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.05);
  --ax-glow-sm:     0 0 16px rgba(99, 102, 241, 0.35);
  --ax-glow-md:     0 0 32px rgba(99, 102, 241, 0.50), 0 0 64px rgba(139, 92, 246, 0.20);
  --ax-glow-pink:   0 0 24px rgba(236, 72, 153, 0.45);

  /* ── Radius ───────────────────────────────────────────── */
  --ax-radius:     18px;
  --ax-radius-sm:  12px;
  --ax-radius-xs:  8px;

  /* ── Timing ───────────────────────────────────────────── */
  --ax-transition: 220ms;
  --ax-ease:       cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* ── Typography ───────────────────────────────────────── */
  --ax-font: 'DM Sans', Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji";
  --ax-font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

  /* ── Legacy compat ────────────────────────────────────── */
  --ax-muted-rgb: 100, 116, 139;
}

/* Light theme override */
[data-theme="light"] {
  --ax-bg:        #F1F5F9;
  --ax-bg-2:      #E8EDF5;
  --ax-surface:   #FFFFFF;
  --ax-surface-2: #F8FAFC;
  --ax-surface-3: #F1F5F9;
  --ax-text:      #0F172A;
  --ax-text-dim:  #334155;
  --ax-muted:     #64748B;
  --ax-border:    rgba(15, 23, 42, 0.10);
  --ax-border-glow: rgba(99,102,241,0.40);
  --ax-ring:      rgba(99, 102, 241, 0.22);
  --ax-shadow-sm: 0 1px 3px rgba(15,23,42,0.08), 0 0 0 1px rgba(15,23,42,0.04);
  --ax-shadow-md: 0 8px 24px rgba(15,23,42,0.12);
  --ax-shadow-lg: 0 20px 48px rgba(15,23,42,0.14);
  --ax-glow-sm:   0 0 12px rgba(99,102,241,0.25);
  --ax-glow-md:   0 0 24px rgba(99,102,241,0.35);
}

/* ======================================
   Bootstrap override bridging
   ====================================== */
:root {
  --bs-body-font-family: var(--ax-font);
  --bs-body-bg: var(--ax-bg);
  --bs-body-color: var(--ax-text);
  --bs-border-color: var(--ax-border);
  --bs-primary: var(--ax-c-blue);
  --bs-primary-rgb: var(--ax-primary-rgb);
  --bs-secondary: var(--ax-muted);
  --bs-secondary-rgb: var(--ax-muted-rgb);
  --bs-secondary-color: var(--ax-muted);
  --bs-tertiary-color: var(--ax-text-dim);
  --bs-link-color: var(--ax-c-blue);
  --bs-link-hover-color: var(--ax-c-violet);

  --bs-card-bg: var(--ax-surface);
  --bs-card-color: var(--ax-text);
  --bs-card-border-color: var(--ax-border);
  --bs-card-cap-bg: var(--ax-surface-2);

  --bs-modal-bg: var(--ax-surface);
  --bs-modal-color: var(--ax-text);
  --bs-modal-border-color: var(--ax-border);

  --bs-list-group-bg: var(--ax-surface);
  --bs-list-group-color: var(--ax-text);
  --bs-list-group-border-color: var(--ax-border);

  --bs-table-color: var(--ax-text);
  --bs-table-striped-color: var(--ax-text);
  --bs-table-striped-bg: var(--ax-surface-2);
  --bs-table-hover-color: var(--ax-text);
  --bs-table-hover-bg: rgba(var(--ax-primary-rgb), 0.07);
}

/* ======================================
   Global Reset & Base
   ====================================== */
*, *::before, *::after { box-sizing: border-box; }

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}
[data-theme="light"] { color-scheme: light; }

body {
  font-family: var(--ax-font);
  background: var(--ax-bg);
  color: var(--ax-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  /* Animated gradient background orbs */
  position: relative;
  overflow-x: hidden;
}

/* Ambient background orbs */
body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: -1;
  transition: opacity 1s ease;
}
body::before {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,0.12) 0%, transparent 70%);
  top: -200px; left: -200px;
  animation: orbFloat1 18s ease-in-out infinite;
}
body::after {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(236,72,153,0.08) 0%, transparent 70%);
  bottom: -150px; right: -150px;
  animation: orbFloat2 22s ease-in-out infinite;
}
[data-theme="light"] body::before { background: radial-gradient(circle, rgba(99,102,241,0.07) 0%, transparent 70%); }
[data-theme="light"] body::after  { background: radial-gradient(circle, rgba(236,72,153,0.05) 0%, transparent 70%); }

@keyframes orbFloat1 {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%       { transform: translate(60px, 40px) scale(1.1); }
}
@keyframes orbFloat2 {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%       { transform: translate(-50px, -30px) scale(1.08); }
}

/* ======================================
   Layout helpers
   ====================================== */
.ax-container   { max-width: 1240px; }
.ax-container-sm { max-width: 900px; }
.ax-section-gap { padding: 4rem 0; }

/* ======================================
   Surface & Card System
   ====================================== */
.ax-surface {
  background: var(--ax-surface) !important;
  border: 1px solid var(--ax-border);
  border-radius: var(--ax-radius);
  box-shadow: var(--ax-shadow-sm);
}

.ax-card {
  background: var(--ax-surface) !important;
  border: 1px solid var(--ax-border) !important;
  border-radius: var(--ax-radius) !important;
  box-shadow: var(--ax-shadow-sm) !important;
  transition: transform var(--ax-transition) var(--ax-ease),
              box-shadow var(--ax-transition) var(--ax-ease),
              border-color var(--ax-transition) var(--ax-ease);
}

.ax-card:hover {
  border-color: rgba(99,102,241,0.25) !important;
}

.ax-card-glass {
  background: rgba(15, 26, 46, 0.65) !important;
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border: 1px solid rgba(148, 163, 184, 0.10);
  border-radius: var(--ax-radius);
  box-shadow: var(--ax-shadow-md);
}
[data-theme="light"] .ax-card-glass {
  background: rgba(255,255,255,0.72) !important;
  border-color: rgba(15,23,42,0.08);
}

.ax-card-gradient {
  background: var(--ax-grad-subtle) !important;
  border: 1px solid rgba(99,102,241,0.18) !important;
  border-radius: var(--ax-radius) !important;
  box-shadow: var(--ax-shadow-sm) !important;
}

/* ======================================
   Typography
   ====================================== */
.ax-h1   { font-size: 2rem; font-weight: 700; letter-spacing: -0.03em; line-height: 1.2; }
.ax-h2   { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.ax-h3   { font-size: 1.1rem; font-weight: 600; letter-spacing: -0.01em; }
.ax-label{ font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ax-muted); }
.ax-muted{ color: var(--ax-muted) !important; }
.ax-dim  { color: var(--ax-text-dim) !important; }

.text-gradient {
  background: var(--ax-grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-fill-color: transparent;
  display: inline;
}

.text-gradient-cool {
  background: linear-gradient(90deg, #818CF8, #34D399);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ======================================
   Navbar
   ====================================== */
.ax-navbar {
  background: rgba(6, 13, 26, 0.82) !important;
  border-bottom: 1px solid var(--ax-border);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
}
[data-theme="light"] .ax-navbar {
  background: rgba(255,255,255,0.88) !important;
}

/* ======================================
   Buttons
   ====================================== */
.btn {
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--ax-radius-sm);
  transition:
    transform var(--ax-transition) var(--ax-ease),
    box-shadow var(--ax-transition) var(--ax-ease),
    background var(--ax-transition) var(--ax-ease),
    border-color var(--ax-transition) var(--ax-ease),
    filter var(--ax-transition) var(--ax-ease);
}

.btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--ax-shadow-md);
}

.btn:active:not(:disabled) {
  transform: translateY(0) scale(0.98);
  box-shadow: var(--ax-shadow-sm);
}

/* Primary: gradient */
.btn-primary {
  background: var(--ax-grad) !important;
  border: none !important;
  color: #fff !important;
}
.btn-primary:hover:not(:disabled) {
  filter: brightness(1.12) saturate(1.2);
  box-shadow: var(--ax-glow-sm), var(--ax-shadow-md);
}

/* Outline-primary: gradient border */
.btn-outline-primary {
  background: transparent !important;
  border: 1.5px solid var(--ax-c-blue) !important;
  color: var(--ax-c-blue) !important;
}
.btn-outline-primary:hover:not(:disabled) {
  background: rgba(99,102,241,0.12) !important;
  border-color: var(--ax-c-violet) !important;
  color: var(--ax-c-violet) !important;
  box-shadow: var(--ax-glow-sm);
}

/* Secondary */
.btn-secondary {
  background: var(--ax-surface-2) !important;
  border: 1px solid var(--ax-border) !important;
  color: var(--ax-text) !important;
}

/* Outline-secondary */
.btn-outline-secondary {
  background: transparent !important;
  border: 1px solid var(--ax-border) !important;
  color: var(--ax-text-dim) !important;
}
.btn-outline-secondary:hover:not(:disabled) {
  background: var(--ax-surface-2) !important;
  border-color: rgba(148,163,184,0.25) !important;
  color: var(--ax-text) !important;
}

/* Gradient button utility */
.ax-btn-gradient {
  background: var(--ax-grad);
  border: none;
  color: #fff;
  font-weight: 600;
  border-radius: var(--ax-radius-sm);
  padding: .5rem 1.25rem;
  cursor: pointer;
  transition: filter var(--ax-transition) var(--ax-ease),
              transform var(--ax-transition) var(--ax-ease),
              box-shadow var(--ax-transition) var(--ax-ease);
}
.ax-btn-gradient:hover {
  filter: brightness(1.15) saturate(1.2);
  transform: translateY(-2px);
  box-shadow: var(--ax-glow-sm);
}

/* ======================================
   Form Controls
   ====================================== */
.form-control,
.form-select {
  background: var(--ax-surface-2) !important;
  color: var(--ax-text) !important;
  border: 1.5px solid var(--ax-border) !important;
  border-radius: var(--ax-radius-xs) !important;
  transition: border-color var(--ax-transition) ease, box-shadow var(--ax-transition) ease;
}

.form-control::placeholder { color: var(--ax-muted) !important; }

.form-control:focus,
.form-select:focus {
  border-color: var(--ax-c-blue) !important;
  box-shadow: 0 0 0 3px var(--ax-ring) !important;
  background: var(--ax-surface) !important;
  outline: none !important;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ax-text-dim);
  letter-spacing: 0.02em;
  margin-bottom: .35rem;
}

/* ======================================
   Tables
   ====================================== */
.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--ax-text);
  color: var(--ax-text);
  border-color: var(--ax-border);
}

.table thead th {
  color: var(--ax-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--ax-surface-2) !important;
  border-bottom: 1px solid var(--ax-border) !important;
  padding: .75rem 1rem;
}

.table tbody td {
  background: var(--ax-surface) !important;
  border-bottom: 1px solid var(--ax-border) !important;
  color: var(--ax-text);
  padding: .75rem 1rem;
  vertical-align: middle;
  transition: background var(--ax-transition) ease;
}

.table-hover tbody tr:hover td {
  background: rgba(99,102,241,0.07) !important;
}

/* ======================================
   Modals
   ====================================== */
.modal-content {
  background: var(--ax-surface) !important;
  border: 1px solid var(--ax-border) !important;
  border-radius: var(--ax-radius) !important;
  box-shadow: var(--ax-shadow-lg) !important;
}

.modal-header {
  border-bottom: 1px solid var(--ax-border) !important;
}

.modal-footer {
  border-top: 1px solid var(--ax-border) !important;
}

/* ======================================
   Cards (Bootstrap card + ax overrides)
   ====================================== */
.card {
  background: var(--ax-surface) !important;
  border: 1px solid var(--ax-border) !important;
  border-radius: var(--ax-radius) !important;
  box-shadow: var(--ax-shadow-sm) !important;
  color: var(--ax-text) !important;
}

.card-header {
  background: var(--ax-surface-2) !important;
  border-bottom: 1px solid var(--ax-border) !important;
}

.card-footer {
  background: var(--ax-surface-2) !important;
  border-top: 1px solid var(--ax-border) !important;
}

/* ======================================
   Alerts
   ====================================== */
.alert {
  border-radius: var(--ax-radius-sm) !important;
  border: 1px solid var(--ax-border) !important;
  font-size: 0.9rem;
}

.alert-success {
  background: rgba(16,185,129,0.12) !important;
  border-color: rgba(16,185,129,0.30) !important;
  color: #34D399 !important;
}
.alert-danger {
  background: rgba(239,68,68,0.12) !important;
  border-color: rgba(239,68,68,0.30) !important;
  color: #FC8181 !important;
}
.alert-warning {
  background: rgba(245,158,11,0.12) !important;
  border-color: rgba(245,158,11,0.30) !important;
  color: #FCD34D !important;
}
.alert-info {
  background: rgba(6,182,212,0.12) !important;
  border-color: rgba(6,182,212,0.30) !important;
  color: #67E8F9 !important;
}

/* ======================================
   Badges
   ====================================== */
.badge {
  font-weight: 600;
  font-size: 0.70rem;
  letter-spacing: 0.03em;
  border-radius: 6px;
  padding: .28em .55em;
}
.badge.bg-primary   { background: var(--ax-c-blue) !important; }
.badge.bg-success   { background: var(--ax-c-emerald) !important; }
.badge.bg-warning   { background: #F59E0B !important; color: #0F172A !important; }
.badge.bg-danger    { background: #EF4444 !important; }
.badge.bg-secondary { background: var(--ax-surface-3) !important; color: var(--ax-text-dim) !important; border: 1px solid var(--ax-border); }

/* ======================================
   List Group
   ====================================== */
.list-group-item {
  background: var(--ax-surface) !important;
  border-color: var(--ax-border) !important;
  color: var(--ax-text) !important;
  transition: background var(--ax-transition) ease;
}
.list-group-item:hover {
  background: var(--ax-surface-2) !important;
}

/* ======================================
   Dropdowns
   ====================================== */
.dropdown-menu {
  background: rgba(15, 26, 46, 0.92) !important;
  backdrop-filter: blur(24px) saturate(1.8);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  border: 1px solid rgba(148,163,184,0.12) !important;
  border-radius: var(--ax-radius-sm) !important;
  box-shadow: var(--ax-shadow-lg), 0 0 0 1px rgba(99,102,241,0.08) !important;
  padding: .5rem !important;
  min-width: 14rem;
  animation: axDropIn 180ms var(--ax-ease) both;
}
[data-theme="light"] .dropdown-menu {
  background: rgba(255,255,255,0.96) !important;
  border-color: rgba(15,23,42,0.08) !important;
}

@keyframes axDropIn {
  from { opacity:0; transform: translateY(-8px) scale(0.97); }
  to   { opacity:1; transform: translateY(0)    scale(1); }
}

.dropdown-item {
  border-radius: 8px !important;
  color: var(--ax-text) !important;
  font-size: 0.88rem;
  font-weight: 500;
  padding: .5rem .75rem !important;
  transition: background var(--ax-transition) ease, color var(--ax-transition) ease;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.dropdown-item:hover, .dropdown-item:focus {
  background: rgba(99,102,241,0.12) !important;
  color: #818CF8 !important;
}

.dropdown-item.text-danger { color: #FC8181 !important; }
.dropdown-item.text-danger:hover { background: rgba(239,68,68,0.12) !important; color: #FCA5A5 !important; }

.dropdown-divider { border-color: var(--ax-border) !important; margin: .35rem .5rem !important; }

/* ======================================
   Hover Card + Lift system
   ====================================== */
.ax-hover {
  transition: transform var(--ax-transition) var(--ax-ease),
              box-shadow var(--ax-transition) var(--ax-ease),
              border-color var(--ax-transition) var(--ax-ease);
}
.ax-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--ax-shadow-md), var(--ax-glow-sm);
}

.hover-card {
  transition: transform var(--ax-transition) var(--ax-ease),
              box-shadow var(--ax-transition) var(--ax-ease);
}
.hover-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--ax-shadow-md), var(--ax-glow-sm) !important;
}

/* ======================================
   Glow Borders (stat cards etc.)
   ====================================== */
.ax-glow-border {
  position: relative;
  overflow: hidden;
}
.ax-glow-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--ax-grad);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--ax-transition) ease;
}
.ax-glow-border:hover::before { opacity: 1; }

/* Gradient accented left-border stat cards */
.ax-stat-card {
  position: relative;
  padding-left: 1.25rem;
}
.ax-stat-card::before {
  content: '';
  position: absolute;
  left: 0; top: 12%; bottom: 12%;
  width: 3px;
  border-radius: 3px;
  background: var(--ax-grad);
}

/* ======================================
   Schedule Grid Primitives
   ====================================== */
.ax-grid-wrap {
  border: 1px solid var(--ax-border);
  border-radius: var(--ax-radius);
  overflow: auto;
  background: var(--ax-surface);
}

.ax-grid-table { border-collapse: separate; border-spacing: 0; }

.ax-grid-table thead th {
  position: sticky; top: 0; z-index: 3;
  background: var(--ax-surface-2);
  border-bottom: 1px solid var(--ax-border);
  font-size:.72rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase;
  color: var(--ax-muted); padding: .65rem .75rem;
}

.ax-grid-table tbody th {
  position: sticky; left: 0; z-index: 2;
  background: var(--ax-surface-2);
  border-right: 1px solid var(--ax-border);
  font-size: .8rem;
  color: var(--ax-muted);
}

.ax-grid-table td {
  background: var(--ax-surface);
  border-right: 1px solid var(--ax-border);
  border-bottom: 1px solid var(--ax-border);
  min-width: 90px; min-height: 54px;
  transition: background var(--ax-transition) ease;
}

.ax-course {
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(99,102,241,0.88);
  box-shadow: var(--ax-shadow-sm), 0 0 10px rgba(99,102,241,0.30);
  transition: transform var(--ax-transition) ease,
              box-shadow var(--ax-transition) ease,
              filter var(--ax-transition) ease;
  cursor: pointer;
}
.ax-course:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: var(--ax-shadow-md), var(--ax-glow-sm);
  filter: brightness(1.06);
}
.ax-course.ax-conflict {
  background: rgba(239,68,68,0.85);
  box-shadow: var(--ax-shadow-sm), 0 0 14px rgba(239,68,68,0.45);
}
.ax-course.ax-valid {
  background: rgba(16,185,129,0.85);
  box-shadow: var(--ax-shadow-sm), 0 0 14px rgba(16,185,129,0.35);
}

/* ======================================
   Animations
   ====================================== */
.ax-appear {
  animation: axAppear 260ms var(--ax-ease) both;
}

@keyframes axAppear {
  from { opacity:0; transform: translateY(8px) scale(0.97); }
  to   { opacity:1; transform: translateY(0)   scale(1); }
}

.ax-fade-in {
  animation: axFadeIn 320ms var(--ax-ease) both;
}

@keyframes axFadeIn {
  from { opacity:0; transform: translateY(6px); }
  to   { opacity:1; transform: translateY(0); }
}

/* Stagger children */
.ax-stagger > * {
  animation: axAppear 280ms var(--ax-ease) both;
}
.ax-stagger > *:nth-child(1) { animation-delay:  40ms; }
.ax-stagger > *:nth-child(2) { animation-delay:  80ms; }
.ax-stagger > *:nth-child(3) { animation-delay: 120ms; }
.ax-stagger > *:nth-child(4) { animation-delay: 160ms; }
.ax-stagger > *:nth-child(5) { animation-delay: 200ms; }
.ax-stagger > *:nth-child(6) { animation-delay: 240ms; }

/* Shimmer skeleton */
.ax-skeleton {
  position: relative; overflow: hidden;
  background: var(--ax-surface-2);
  border-radius: var(--ax-radius-xs);
}
.ax-skeleton::after {
  content: ''; position: absolute; inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
  animation: axShimmer 1.4s infinite;
}
@keyframes axShimmer { 100% { transform: translateX(100%); } }

/* Gradient shift animation on bg elements */
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.ax-animated-gradient {
  background: linear-gradient(270deg, #6366F1, #8B5CF6, #EC4899, #06B6D4, #6366F1);
  background-size: 400% 400%;
  animation: gradientShift 8s ease infinite;
}

/* ======================================
   Icons
   ====================================== */
.ax-icon {
  width: 18px; height: 18px;
  display: inline-block;
  vertical-align: -0.2em;
  color: currentColor;
  flex-shrink: 0;
}
.ax-icon-lg { width: 22px; height: 22px; }
.ax-icon-xl { width: 32px; height: 32px; }

/* Theme toggle icon swap — reversed (dark default) */
:root:not([data-theme="light"]) .ax-icon-sun { display: inline-block; }
:root:not([data-theme="light"]) .ax-icon-moon { display: none; }
:root[data-theme="light"] .ax-icon-sun { display: none; }
:root[data-theme="light"] .ax-icon-moon { display: inline-block; }

/* ======================================
   Scrollbar
   ====================================== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(99,102,241,0.35);
  border-radius: 99px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(99,102,241,0.6); }

/* ======================================
   Focus Visible
   ====================================== */
:focus-visible {
  outline: 2px solid var(--ax-c-blue);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ======================================
   Light-mode legacy BS overrides
   ====================================== */
[data-theme="light"] .bg-white { background-color: var(--ax-surface) !important; }
[data-theme="light"] .bg-light { background-color: var(--ax-surface-2) !important; }
[data-theme="light"] .text-dark { color: var(--ax-text) !important; }
[data-theme="light"] .btn-light {
  background-color: var(--ax-surface) !important;
  border-color: var(--ax-border) !important;
  color: var(--ax-text) !important;
}
[data-theme="light"] .text-muted,
[data-theme="light"] .text-secondary { color: var(--ax-muted) !important; }

/* ======================================
   Reduce Motion
   ====================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  body::before, body::after { animation: none; }
}