/* ============================================================================
   INTERNSHIP ABROAD — Portal Design System
   Version: 1.0.0 | Built: 2025-03-25

   A complete CSS framework for the IA portal ecosystem.
   Include this single file + Google Fonts (Inter, DM Serif Display) and go.

   Portals: student, university, partner, admin, public
   Built on FP Dashboard Kit DNA — extended for education + travel brand.
   ============================================================================ */

/* ==========================================================================
   1. CSS CUSTOM PROPERTIES (TOKENS)
   ========================================================================== */

:root {
  /* — Brand Colors — */
  --ia-navy: #1a2332;
  --ia-navy-light: #243044;
  --ia-navy-muted: #2d3a4e;
  --ia-coral: #e8734a;
  --ia-coral-hover: #d4623b;
  --ia-coral-soft: rgba(232, 115, 74, 0.10);

  /* — FP DNA (inherited) — */
  --ia-bg: #f0ece6;
  --ia-surface: #ffffff;
  --ia-text: #1a1a2e;
  --ia-text-2: #4a4a60;
  --ia-text-3: #8888a0;
  --ia-accent: #5a50c8;
  --ia-accent-soft: rgba(90, 80, 200, 0.10);
  --ia-accent-glow: rgba(90, 80, 200, 0.18);
  --ia-teal: #1db886;
  --ia-teal-soft: rgba(29, 184, 134, 0.10);
  --ia-gold: #d4923a;
  --ia-gold-soft: rgba(212, 146, 58, 0.10);
  --ia-pink: #dc78b4;
  --ia-pink-soft: rgba(220, 120, 180, 0.10);

  /* — Semantic Colors — */
  --ia-success: #1db886;
  --ia-success-soft: rgba(29, 184, 134, 0.10);
  --ia-warning: #d4923a;
  --ia-warning-soft: rgba(212, 146, 58, 0.10);
  --ia-error: #dc4545;
  --ia-error-soft: rgba(220, 69, 69, 0.10);
  --ia-info: #4a90d9;
  --ia-info-soft: rgba(74, 144, 217, 0.10);

  /* — Status Colors — */
  --ia-status-applied: #4a90d9;
  --ia-status-applied-bg: rgba(74, 144, 217, 0.10);
  --ia-status-active: #1db886;
  --ia-status-active-bg: rgba(29, 184, 134, 0.10);
  --ia-status-completed: #5a50c8;
  --ia-status-completed-bg: rgba(90, 80, 200, 0.10);
  --ia-status-pending: #d4923a;
  --ia-status-pending-bg: rgba(212, 146, 58, 0.10);
  --ia-status-rejected: #dc4545;
  --ia-status-rejected-bg: rgba(220, 69, 69, 0.10);

  /* — Glass Effects (solid fallbacks — no backdrop-filter) — */
  --ia-glass: rgba(255, 255, 255, 0.65);
  --ia-glass-heavy: rgba(255, 255, 255, 0.78);
  --ia-glass-light: rgba(255, 255, 255, 0.50);
  --ia-glass-border: rgba(255, 255, 255, 0.55);
  --ia-glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  --ia-glass-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.09), inset 0 1px 0 rgba(255, 255, 255, 0.7);

  /* — Typography — */
  --ia-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ia-font-display: 'DM Serif Display', Georgia, serif;
  --ia-text-xs: 11px;
  --ia-text-sm: 12px;
  --ia-text-base: 14px;
  --ia-text-md: 15px;
  --ia-text-lg: 18px;
  --ia-text-xl: 24px;
  --ia-text-2xl: 28px;
  --ia-text-3xl: 36px;

  /* — Spacing — */
  --ia-space-xs: 4px;
  --ia-space-sm: 8px;
  --ia-space-md: 16px;
  --ia-space-lg: 24px;
  --ia-space-xl: 32px;
  --ia-space-2xl: 48px;

  /* — Layout — */
  --ia-sidebar-width: 260px;
  --ia-topbar-height: 56px;
  --ia-content-max: 1120px;
  --ia-card-radius: 20px;
  --ia-card-padding: 24px;
  --ia-btn-radius: 14px;
  --ia-pill-radius: 100px;
  --ia-input-radius: 12px;

  /* — Motion — */
  --ia-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ia-ease-out: cubic-bezier(0.0, 0, 0.2, 1);
  --ia-duration-fast: 0.15s;
  --ia-duration: 0.25s;
  --ia-duration-slow: 0.4s;

  /* — Z-index — */
  --ia-z-base: 1;
  --ia-z-sidebar: 50;
  --ia-z-topbar: 40;
  --ia-z-dropdown: 60;
  --ia-z-modal: 100;
  --ia-z-toast: 120;
  --ia-z-slide-panel: 90;
}

/* — Portal accent overrides — */
[data-portal="student"] {
  --ia-portal-accent: #5a50c8;
  --ia-portal-accent-soft: rgba(90, 80, 200, 0.10);
  --ia-portal-gradient: linear-gradient(135deg, #5a50c8, #7c6df0);
}
[data-portal="university"] {
  --ia-portal-accent: #1a5276;
  --ia-portal-accent-soft: rgba(26, 82, 118, 0.10);
  --ia-portal-gradient: linear-gradient(135deg, #1a5276, #2980b9);
}
[data-portal="partner"] {
  --ia-portal-accent: #1db886;
  --ia-portal-accent-soft: rgba(29, 184, 134, 0.10);
  --ia-portal-gradient: linear-gradient(135deg, #1db886, #2edba0);
}
[data-portal="admin"] {
  --ia-portal-accent: #e8734a;
  --ia-portal-accent-soft: rgba(232, 115, 74, 0.10);
  --ia-portal-gradient: linear-gradient(135deg, #e8734a, #f09060);
}
[data-portal="public"] {
  --ia-portal-accent: #5a50c8;
  --ia-portal-accent-soft: rgba(90, 80, 200, 0.10);
  --ia-portal-gradient: linear-gradient(135deg, #5a50c8, #1db886);
}

/* ==========================================================================
   2. RESET & BASE STYLES
   ========================================================================== */

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--ia-font);
  font-size: var(--ia-text-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--ia-text);
  background: var(--ia-bg);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Performance: kill backdrop-filter globally */
* { backdrop-filter: none !important; -webkit-backdrop-filter: none !important; }

/* Pause animations when tab is hidden */
.tab-hidden * { animation-play-state: paused !important; transition: none !important; }

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
ul, ol { list-style: none; }
table { border-collapse: collapse; width: 100%; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ia-font);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* DM Serif for hero headings only (opt-in) */
.heading-display { font-family: var(--ia-font-display); font-weight: 400; }

/* Selection */
::selection { background: var(--ia-accent-soft); color: var(--ia-accent); }

/* Focus visible for keyboard nav */
:focus-visible {
  outline: 2px solid var(--ia-accent);
  outline-offset: 2px;
}
:focus:not(:focus-visible) { outline: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0, 0, 0, 0.12); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0, 0, 0, 0.2); }

/* ==========================================================================
   3. LAYOUT
   ========================================================================== */

.ia-app {
  display: flex;
  min-height: 100vh;
  position: relative;
}

/* — Sidebar — */
.ia-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--ia-sidebar-width);
  background: var(--ia-surface);
  border-right: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  z-index: var(--ia-z-sidebar);
  transition: transform var(--ia-duration-slow) var(--ia-ease);
}

.ia-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 20px 20px 24px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.ia-sidebar-logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ia-sidebar-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 10px;
}

.ia-sidebar-wordmark {
  font-size: 15px;
  font-weight: 700;
  color: var(--ia-text);
  letter-spacing: 0.01em;
}

.ia-sidebar-subtitle {
  font-size: var(--ia-text-xs);
  font-weight: 500;
  color: var(--ia-text-3);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-top: 1px;
}

/* — Topbar (dark navy) — */
.ia-topbar {
  position: fixed;
  top: 0;
  left: var(--ia-sidebar-width);
  right: 0;
  height: var(--ia-topbar-height);
  background: var(--ia-navy);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--ia-space-lg);
  z-index: var(--ia-z-topbar);
}

.ia-topbar-title {
  font-size: var(--ia-text-md);
  font-weight: 600;
  color: #ffffff;
}

.ia-topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--ia-space-sm);
}

.ia-topbar-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--ia-btn-radius);
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--ia-text-sm);
  font-weight: 500;
  transition: background var(--ia-duration) var(--ia-ease);
}

.ia-topbar-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.ia-topbar-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--ia-text-sm);
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.25);
}

/* — Main Content — */
.ia-main {
  margin-left: var(--ia-sidebar-width);
  flex: 1;
  padding: calc(var(--ia-topbar-height) + var(--ia-space-xl)) var(--ia-space-xl) var(--ia-space-2xl);
  min-height: 100vh;
  max-width: calc(var(--ia-content-max) + var(--ia-sidebar-width));
  overflow-x: hidden;
}

/* Variant without topbar */
.ia-main--no-topbar {
  padding-top: var(--ia-space-xl);
}

/* View management */
.ia-view { display: none; contain: content; }
.ia-view.active { display: block; }

/* Mount animation */
.ia-view.active { animation: iaFadeIn 0.3s var(--ia-ease) both; }
@keyframes iaFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Page header */
.ia-page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--ia-space-xl);
  gap: var(--ia-space-md);
}

.ia-page-title {
  font-size: var(--ia-text-2xl);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.ia-page-subtitle {
  font-size: var(--ia-text-base);
  color: var(--ia-text-3);
  margin-top: var(--ia-space-xs);
  font-weight: 400;
}

.ia-header-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

/* Content grid helpers */
.ia-grid { display: grid; gap: var(--ia-space-md); }
.ia-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ia-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ia-grid-4 { grid-template-columns: repeat(4, 1fr); }
.ia-grid-auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

/* ==========================================================================
   4. CARDS
   ========================================================================== */

/* — Glass Card (default) — */
.ia-card {
  background: var(--ia-glass);
  border: 1px solid var(--ia-glass-border);
  border-radius: var(--ia-card-radius);
  padding: var(--ia-card-padding);
  box-shadow: var(--ia-glass-shadow);
  transition: transform var(--ia-duration) var(--ia-ease),
              box-shadow var(--ia-duration) var(--ia-ease);
  contain: layout style;
}

.ia-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--ia-glass-shadow-hover);
}

.ia-card--flat {
  background: var(--ia-surface);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.ia-card--flat:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.ia-card--no-hover:hover {
  transform: none;
  box-shadow: var(--ia-glass-shadow);
}

.ia-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--ia-space-md);
}

.ia-card-title {
  font-size: var(--ia-text-lg);
  font-weight: 700;
}

.ia-card-label {
  font-size: var(--ia-text-sm);
  font-weight: 500;
  color: var(--ia-text-3);
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

/* — Stat Card — */
.ia-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--ia-space-md);
  margin-bottom: var(--ia-space-lg);
}

.ia-stat-card {
  background: var(--ia-glass);
  border: 1px solid var(--ia-glass-border);
  border-radius: var(--ia-card-radius);
  padding: var(--ia-card-padding);
  box-shadow: var(--ia-glass-shadow);
  position: relative;
  overflow: hidden;
  contain: layout style;
  transition: transform var(--ia-duration) var(--ia-ease),
              box-shadow var(--ia-duration) var(--ia-ease);
}

.ia-stat-card:hover {
  transform: scale(1.01);
  box-shadow: var(--ia-glass-shadow-hover);
}

/* Colored left border accent */
.ia-stat-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--ia-accent);
  border-radius: 4px 0 0 4px;
}

.ia-stat-card--teal::before { background: var(--ia-teal); }
.ia-stat-card--gold::before { background: var(--ia-gold); }
.ia-stat-card--coral::before { background: var(--ia-coral); }
.ia-stat-card--pink::before { background: var(--ia-pink); }
.ia-stat-card--portal::before { background: var(--ia-portal-accent, var(--ia-accent)); }

.ia-stat-label {
  font-size: var(--ia-text-sm);
  font-weight: 500;
  color: var(--ia-text-3);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: var(--ia-space-sm);
}

.ia-stat-icon {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.ia-stat-icon--purple { background: var(--ia-accent-soft); color: var(--ia-accent); }
.ia-stat-icon--teal { background: var(--ia-teal-soft); color: var(--ia-teal); }
.ia-stat-icon--gold { background: var(--ia-gold-soft); color: var(--ia-gold); }
.ia-stat-icon--coral { background: var(--ia-coral-soft); color: var(--ia-coral); }

.ia-stat-value {
  font-size: var(--ia-text-3xl);
  font-weight: 700;
  color: var(--ia-text);
  letter-spacing: -0.04em;
  line-height: 1;
}

.ia-stat-sub {
  font-size: var(--ia-text-sm);
  color: var(--ia-text-3);
  margin-top: 6px;
  font-weight: 400;
}

.ia-stat-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--ia-text-xs);
  font-weight: 600;
  margin-top: 8px;
  padding: 2px 8px;
  border-radius: var(--ia-pill-radius);
}

.ia-stat-trend--up { background: var(--ia-success-soft); color: var(--ia-success); }
.ia-stat-trend--down { background: var(--ia-error-soft); color: var(--ia-error); }

/* — Hero Card — */
.ia-hero-card {
  border-radius: var(--ia-card-radius);
  padding: var(--ia-space-lg) var(--ia-space-lg);
  margin-bottom: var(--ia-space-lg);
  color: #ffffff;
  background: var(--ia-portal-gradient, linear-gradient(135deg, var(--ia-accent), #7c6df0));
  position: relative;
  overflow: hidden;
}

.ia-hero-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.ia-hero-card h2 { color: #ffffff; margin-bottom: 6px; }
.ia-hero-card p { opacity: 0.85; font-size: var(--ia-text-md); }

/* — Expandable Card — */
.ia-card-expandable .ia-card-expand-toggle {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--ia-text-sm);
  font-weight: 500;
  color: var(--ia-text-3);
  margin-top: var(--ia-space-md);
  transition: color var(--ia-duration) var(--ia-ease);
}

.ia-card-expandable .ia-card-expand-toggle:hover {
  color: var(--ia-accent);
}

.ia-card-expand-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--ia-duration-slow) var(--ia-ease);
}

.ia-card-expandable.expanded .ia-card-expand-content {
  max-height: 600px;
}

.ia-card-expandable.expanded .ia-card-expand-icon {
  transform: rotate(180deg);
}

/* — Timeline Card — */
.ia-timeline {
  padding-left: 20px;
  position: relative;
}

.ia-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 1px;
}

.ia-timeline-item {
  position: relative;
  padding: 0 0 var(--ia-space-lg) 20px;
}

.ia-timeline-item:last-child { padding-bottom: 0; }

.ia-timeline-dot {
  position: absolute;
  left: -20px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ia-accent);
  border: 3px solid var(--ia-bg);
}

.ia-timeline-dot--teal { background: var(--ia-teal); }
.ia-timeline-dot--gold { background: var(--ia-gold); }
.ia-timeline-dot--coral { background: var(--ia-coral); }

.ia-timeline-date {
  font-size: var(--ia-text-sm);
  color: var(--ia-text-3);
  font-weight: 500;
  margin-bottom: 4px;
}

.ia-timeline-title {
  font-size: var(--ia-text-base);
  font-weight: 600;
  margin-bottom: 4px;
}

.ia-timeline-desc {
  font-size: var(--ia-text-sm);
  color: var(--ia-text-2);
  line-height: 1.5;
}

/* ==========================================================================
   5. TABLES
   ========================================================================== */

.ia-table-wrap {
  overflow-x: auto;
  border-radius: var(--ia-card-radius);
  background: var(--ia-glass);
  border: 1px solid var(--ia-glass-border);
  box-shadow: var(--ia-glass-shadow);
}

.ia-table {
  width: 100%;
  font-size: var(--ia-text-base);
}

.ia-table thead { border-bottom: 2px solid rgba(0, 0, 0, 0.06); }

.ia-table th {
  padding: 14px var(--ia-space-lg);
  text-align: left;
  font-size: var(--ia-text-sm);
  font-weight: 600;
  color: var(--ia-text-3);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  white-space: nowrap;
  user-select: none;
}

.ia-table th[data-sortable] {
  cursor: pointer;
  transition: color var(--ia-duration-fast);
}

.ia-table th[data-sortable]:hover {
  color: var(--ia-text);
}

.ia-table th[data-sortable]::after {
  content: '↕';
  margin-left: 6px;
  opacity: 0.3;
  font-size: 10px;
}

.ia-table th[data-sort="asc"]::after { content: '↑'; opacity: 0.7; }
.ia-table th[data-sort="desc"]::after { content: '↓'; opacity: 0.7; }

.ia-table td {
  padding: 14px var(--ia-space-lg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  vertical-align: middle;
}

.ia-table tbody tr {
  transition: background var(--ia-duration-fast);
}

.ia-table tbody tr:hover {
  background: rgba(0, 0, 0, 0.02);
}

.ia-table tbody tr:last-child td {
  border-bottom: none;
}

/* Table search bar */
.ia-table-search {
  display: flex;
  align-items: center;
  gap: var(--ia-space-sm);
  padding: var(--ia-space-md) var(--ia-space-lg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.ia-table-search input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: var(--ia-text-base);
  padding: 6px 0;
  outline: none;
}

.ia-table-search input::placeholder {
  color: var(--ia-text-3);
}

/* Pagination */
.ia-table-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ia-space-md) var(--ia-space-lg);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  font-size: var(--ia-text-sm);
  color: var(--ia-text-3);
}

.ia-table-pagination-btns {
  display: flex;
  gap: 4px;
}

.ia-table-page-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: var(--ia-surface);
  font-size: var(--ia-text-sm);
  font-weight: 500;
  color: var(--ia-text-2);
  cursor: pointer;
  transition: background var(--ia-duration-fast), color var(--ia-duration-fast);
}

.ia-table-page-btn:hover { background: var(--ia-accent-soft); color: var(--ia-accent); }
.ia-table-page-btn.active { background: var(--ia-accent); color: #fff; border-color: var(--ia-accent); }
.ia-table-page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Table action buttons */
.ia-table-actions {
  display: flex;
  gap: 6px;
}

.ia-table-action {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--ia-text-3);
  font-size: 14px;
  transition: background var(--ia-duration-fast), color var(--ia-duration-fast);
}

.ia-table-action:hover {
  background: var(--ia-accent-soft);
  color: var(--ia-accent);
}

/* Status pills */
.ia-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: var(--ia-pill-radius);
  font-size: var(--ia-text-xs);
  font-weight: 600;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.ia-pill--applied { background: var(--ia-status-applied-bg); color: var(--ia-status-applied); }
.ia-pill--active { background: var(--ia-status-active-bg); color: var(--ia-status-active); }
.ia-pill--completed { background: var(--ia-status-completed-bg); color: var(--ia-status-completed); }
.ia-pill--pending { background: var(--ia-status-pending-bg); color: var(--ia-status-pending); }
.ia-pill--rejected { background: var(--ia-status-rejected-bg); color: var(--ia-status-rejected); }
.ia-pill--neutral { background: rgba(0, 0, 0, 0.05); color: var(--ia-text-2); }

/* Pill with dot indicator */
.ia-pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ==========================================================================
   6. FORMS
   ========================================================================== */

.ia-field {
  margin-bottom: var(--ia-space-lg);
}

.ia-label {
  display: block;
  font-size: var(--ia-text-sm);
  font-weight: 600;
  color: var(--ia-text);
  margin-bottom: 6px;
  letter-spacing: 0.01em;
}

.ia-label-hint {
  font-weight: 400;
  color: var(--ia-text-3);
  margin-left: 4px;
}

.ia-input,
.ia-select,
.ia-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid rgba(0, 0, 0, 0.10);
  border-radius: var(--ia-input-radius);
  background: var(--ia-surface);
  font-size: var(--ia-text-base);
  color: var(--ia-text);
  transition: border-color var(--ia-duration) var(--ia-ease),
              box-shadow var(--ia-duration) var(--ia-ease);
}

.ia-input:focus,
.ia-select:focus,
.ia-textarea:focus {
  outline: none;
  border-color: var(--ia-accent);
  box-shadow: 0 0 0 3px var(--ia-accent-soft);
}

.ia-input::placeholder,
.ia-textarea::placeholder {
  color: var(--ia-text-3);
}

.ia-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' fill='none' stroke='%238888a0' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

.ia-textarea {
  min-height: 100px;
  resize: vertical;
  line-height: 1.6;
}

.ia-input-sm {
  padding: 8px 12px;
  font-size: var(--ia-text-sm);
  border-radius: 10px;
}

/* Checkbox / Radio — warm custom style */
.ia-checkbox,
.ia-radio {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: var(--ia-text-base);
  margin-bottom: var(--ia-space-sm);
}

.ia-checkbox input,
.ia-radio input { display: none; }

.ia-checkbox-mark {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 2px solid rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--ia-duration), border-color var(--ia-duration);
  font-size: 12px;
  color: transparent;
}

.ia-checkbox input:checked + .ia-checkbox-mark {
  background: var(--ia-teal);
  border-color: var(--ia-teal);
  color: #ffffff;
}

.ia-radio-mark {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color var(--ia-duration);
}

.ia-radio input:checked + .ia-radio-mark {
  border-color: var(--ia-accent);
}

.ia-radio input:checked + .ia-radio-mark::after {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ia-accent);
}

/* Field error state */
.ia-field--error .ia-input,
.ia-field--error .ia-select,
.ia-field--error .ia-textarea {
  border-color: var(--ia-error);
}

.ia-field-error {
  font-size: var(--ia-text-sm);
  color: var(--ia-error);
  margin-top: 4px;
}

/* Search input with icon */
.ia-search {
  position: relative;
}

.ia-search .ia-input {
  padding-left: 40px;
}

.ia-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ia-text-3);
  pointer-events: none;
  font-size: 16px;
}

/* ==========================================================================
   7. BUTTONS
   ========================================================================== */

.ia-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--ia-btn-radius);
  font-size: var(--ia-text-sm);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform var(--ia-duration) var(--ia-ease),
              box-shadow var(--ia-duration) var(--ia-ease),
              background var(--ia-duration) var(--ia-ease),
              border-color var(--ia-duration) var(--ia-ease);
  font-family: var(--ia-font);
  white-space: nowrap;
  text-decoration: none;
}

.ia-btn:active { transform: scale(0.98); }

/* Primary — Coral CTA */
.ia-btn--primary {
  background: var(--ia-coral);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(232, 115, 74, 0.25);
}

.ia-btn--primary:hover {
  background: var(--ia-coral-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(232, 115, 74, 0.35);
}

/* Secondary — Outline */
.ia-btn--secondary {
  background: var(--ia-surface);
  color: var(--ia-text);
  border: 1.5px solid rgba(0, 0, 0, 0.12);
}

.ia-btn--secondary:hover {
  border-color: var(--ia-accent);
  color: var(--ia-accent);
  transform: translateY(-1px);
}

/* Ghost — Text-only */
.ia-btn--ghost {
  background: transparent;
  color: var(--ia-text-2);
}

.ia-btn--ghost:hover {
  background: rgba(0, 0, 0, 0.04);
  color: var(--ia-text);
}

/* Accent variants */
.ia-btn--accent {
  background: linear-gradient(135deg, var(--ia-accent), #7c6df0);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(90, 80, 200, 0.25);
}

.ia-btn--accent:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(90, 80, 200, 0.35);
}

.ia-btn--success {
  background: var(--ia-teal);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(29, 184, 134, 0.25);
}

.ia-btn--success:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(29, 184, 134, 0.35);
}

.ia-btn--danger {
  background: rgba(220, 69, 69, 0.08);
  border: 1px solid rgba(220, 69, 69, 0.2);
  color: var(--ia-error);
}

.ia-btn--danger:hover {
  background: rgba(220, 69, 69, 0.15);
  transform: translateY(-1px);
}

/* Portal-themed button */
.ia-btn--portal {
  background: var(--ia-portal-gradient, linear-gradient(135deg, var(--ia-accent), #7c6df0));
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.ia-btn--portal:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
}

/* Sizes */
.ia-btn--sm { padding: 7px 14px; font-size: var(--ia-text-xs); border-radius: 10px; }
.ia-btn--lg { padding: 14px 28px; font-size: var(--ia-text-base); }
.ia-btn--xl { padding: 16px 36px; font-size: var(--ia-text-md); border-radius: 18px; }
.ia-btn--full { width: 100%; }

/* Icon-only button */
.ia-btn--icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 12px;
}

.ia-btn--icon.ia-btn--sm { width: 30px; height: 30px; border-radius: 8px; }

/* Button group */
.ia-btn-group {
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, 0.04);
  padding: 3px;
  border-radius: var(--ia-pill-radius);
  width: fit-content;
}

.ia-btn-group .ia-btn {
  border-radius: var(--ia-pill-radius);
  background: transparent;
  color: var(--ia-text-3);
  box-shadow: none;
  padding: 7px 18px;
}

.ia-btn-group .ia-btn.active {
  background: var(--ia-surface);
  color: var(--ia-text);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   8. NAVIGATION
   ========================================================================== */

.ia-sidebar-nav {
  flex: 1;
  padding: var(--ia-space-md) var(--ia-space-sm);
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
}

.ia-nav-section {
  margin-top: var(--ia-space-md);
  padding-top: var(--ia-space-md);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.ia-nav-section-label {
  font-size: var(--ia-text-xs);
  font-weight: 600;
  color: var(--ia-text-3);
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0 14px var(--ia-space-sm);
}

.ia-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--ia-btn-radius);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ia-text-2);
  cursor: pointer;
  transition: background var(--ia-duration) var(--ia-ease),
              color var(--ia-duration) var(--ia-ease);
  border: 1px solid transparent;
  position: relative;
}

.ia-nav-item:hover {
  background: rgba(0, 0, 0, 0.03);
  color: var(--ia-text);
}

.ia-nav-item.active {
  background: var(--ia-portal-accent-soft, var(--ia-accent-soft));
  color: var(--ia-portal-accent, var(--ia-accent));
  font-weight: 600;
  border-color: rgba(0, 0, 0, 0.04);
}

.ia-nav-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--ia-text-3);
  flex-shrink: 0;
  transition: color var(--ia-duration) var(--ia-ease);
}

.ia-nav-item:hover .ia-nav-icon { color: var(--ia-text-2); }
.ia-nav-item.active .ia-nav-icon { color: var(--ia-portal-accent, var(--ia-accent)); }

.ia-nav-badge {
  margin-left: auto;
  font-size: var(--ia-text-xs);
  font-weight: 600;
  background: var(--ia-coral);
  color: #ffffff;
  padding: 1px 7px;
  border-radius: var(--ia-pill-radius);
  min-width: 20px;
  text-align: center;
}

.ia-sidebar-footer {
  padding: var(--ia-space-md) var(--ia-space-md);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.ia-sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--ia-btn-radius);
  cursor: pointer;
  transition: background var(--ia-duration-fast);
}

.ia-sidebar-user:hover { background: rgba(0, 0, 0, 0.03); }

.ia-sidebar-user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--ia-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--ia-text-sm);
  color: var(--ia-accent);
  flex-shrink: 0;
}

.ia-sidebar-user-name {
  font-size: var(--ia-text-sm);
  font-weight: 600;
  color: var(--ia-text);
}

.ia-sidebar-user-role {
  font-size: var(--ia-text-xs);
  color: var(--ia-text-3);
}

/* — Mobile bottom tab bar — */
.ia-tab-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ia-surface);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  z-index: var(--ia-z-sidebar);
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom, 0px));
}

.ia-tab-bar-inner {
  display: flex;
  justify-content: space-around;
  max-width: 500px;
  margin: 0 auto;
}

.ia-tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 10px;
  font-weight: 500;
  color: var(--ia-text-3);
  cursor: pointer;
  transition: color var(--ia-duration-fast);
  border: none;
  background: none;
  min-width: 56px;
}

.ia-tab-item .ia-tab-icon {
  font-size: 20px;
  line-height: 1;
}

.ia-tab-item.active {
  color: var(--ia-portal-accent, var(--ia-accent));
}

.ia-tab-item.active .ia-tab-icon {
  color: var(--ia-portal-accent, var(--ia-accent));
}

/* Filter pills (reusable) */
.ia-filter-bar {
  display: flex;
  gap: 6px;
  margin-bottom: var(--ia-space-lg);
  flex-wrap: wrap;
}

.ia-filter-pill {
  padding: 8px 18px;
  border-radius: var(--ia-pill-radius);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--ia-duration) var(--ia-ease), color var(--ia-duration) var(--ia-ease);
  border: 1px solid transparent;
  background: rgba(0, 0, 0, 0.04);
  color: var(--ia-text-2);
  font-family: var(--ia-font);
}

.ia-filter-pill:hover {
  background: rgba(0, 0, 0, 0.07);
  color: var(--ia-text);
}

.ia-filter-pill.active {
  background: var(--ia-portal-accent-soft, var(--ia-accent-soft));
  color: var(--ia-portal-accent, var(--ia-accent));
  font-weight: 600;
  border-color: rgba(0, 0, 0, 0.04);
}

.ia-filter-count {
  font-size: var(--ia-text-xs);
  font-weight: 600;
  margin-left: 4px;
  opacity: 0.6;
}

/* ==========================================================================
   9. MODALS & SLIDE-OUT PANELS
   ========================================================================== */

/* — Modal — */
.ia-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--ia-z-modal);
  padding: var(--ia-space-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--ia-duration) var(--ia-ease),
              visibility var(--ia-duration);
}

.ia-modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.ia-modal {
  background: var(--ia-surface);
  border-radius: var(--ia-card-radius);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.15);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--ia-duration-slow) var(--ia-ease);
}

.ia-modal-overlay.visible .ia-modal {
  transform: translateY(0) scale(1);
}

.ia-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ia-space-lg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.ia-modal-title {
  font-size: var(--ia-text-lg);
  font-weight: 700;
}

.ia-modal-close {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: rgba(0, 0, 0, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--ia-text-3);
  cursor: pointer;
  transition: background var(--ia-duration-fast), color var(--ia-duration-fast);
}

.ia-modal-close:hover { background: rgba(0, 0, 0, 0.08); color: var(--ia-text); }

.ia-modal-body { padding: var(--ia-space-lg); }

.ia-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--ia-space-sm);
  padding: var(--ia-space-md) var(--ia-space-lg);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.ia-modal--sm .ia-modal { max-width: 400px; }
.ia-modal--lg .ia-modal { max-width: 720px; }
.ia-modal--full .ia-modal { max-width: 90vw; max-height: 90vh; }

/* — Slide Panel — */
.ia-slide-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 520px;
  max-width: 90vw;
  background: var(--ia-surface);
  box-shadow: -8px 0 40px rgba(0, 0, 0, 0.10);
  z-index: var(--ia-z-slide-panel);
  transform: translateX(100%);
  transition: transform var(--ia-duration-slow) var(--ia-ease);
  display: flex;
  flex-direction: column;
}

.ia-slide-panel.open {
  transform: translateX(0);
}

.ia-slide-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ia-space-lg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  flex-shrink: 0;
}

.ia-slide-panel-title {
  font-size: var(--ia-text-lg);
  font-weight: 700;
}

.ia-slide-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--ia-space-lg);
}

.ia-slide-panel-footer {
  padding: var(--ia-space-md) var(--ia-space-lg);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  flex-shrink: 0;
}

/* Slide panel backdrop */
.ia-slide-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.25);
  z-index: calc(var(--ia-z-slide-panel) - 1);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--ia-duration-slow) var(--ia-ease),
              visibility var(--ia-duration-slow);
}

.ia-slide-backdrop.visible {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   10. STATUS INDICATORS
   ========================================================================== */

/* Status dot */
.ia-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.ia-status-dot--applied { background: var(--ia-status-applied); }
.ia-status-dot--active { background: var(--ia-status-active); }
.ia-status-dot--completed { background: var(--ia-status-completed); }
.ia-status-dot--pending { background: var(--ia-status-pending); }
.ia-status-dot--rejected { background: var(--ia-status-rejected); }

/* Status banner */
.ia-status-banner {
  display: flex;
  align-items: center;
  gap: var(--ia-space-sm);
  padding: 12px var(--ia-space-md);
  border-radius: var(--ia-input-radius);
  font-size: var(--ia-text-sm);
  font-weight: 500;
}

.ia-status-banner--success { background: var(--ia-success-soft); color: #166534; }
.ia-status-banner--warning { background: var(--ia-warning-soft); color: #92400e; }
.ia-status-banner--error { background: var(--ia-error-soft); color: #991b1b; }
.ia-status-banner--info { background: var(--ia-info-soft); color: #1e40af; }

/* Progress bar */
.ia-progress {
  height: 8px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.ia-progress-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--ia-portal-gradient, linear-gradient(90deg, var(--ia-accent), #7c6df0));
  transition: width 0.8s var(--ia-ease-out);
}

.ia-progress--teal .ia-progress-fill { background: var(--ia-teal); }
.ia-progress--coral .ia-progress-fill { background: var(--ia-coral); }
.ia-progress--gold .ia-progress-fill { background: var(--ia-gold); }

/* ==========================================================================
   11. CHART PLACEHOLDER STYLES
   ========================================================================== */

.ia-chart {
  border-radius: var(--ia-card-radius);
  padding: var(--ia-card-padding);
  background: var(--ia-glass);
  border: 1px solid var(--ia-glass-border);
}

/* Simple CSS bar chart */
.ia-bar-chart { display: flex; align-items: flex-end; gap: 8px; height: 160px; }

.ia-bar-chart-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  height: 100%;
  justify-content: flex-end;
}

.ia-bar {
  width: 100%;
  max-width: 48px;
  border-radius: 6px 6px 0 0;
  background: var(--ia-accent);
  transition: height 0.6s var(--ia-ease-out);
  min-height: 4px;
}

.ia-bar--teal { background: var(--ia-teal); }
.ia-bar--coral { background: var(--ia-coral); }
.ia-bar--gold { background: var(--ia-gold); }

.ia-bar-label {
  font-size: var(--ia-text-xs);
  color: var(--ia-text-3);
  text-align: center;
  white-space: nowrap;
}

.ia-bar-value {
  font-size: var(--ia-text-xs);
  font-weight: 600;
  color: var(--ia-text-2);
}

/* Donut chart (CSS-only) */
.ia-donut {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.ia-donut-value {
  font-size: var(--ia-text-xl);
  font-weight: 700;
  color: var(--ia-text);
}

.ia-donut-label {
  font-size: var(--ia-text-xs);
  color: var(--ia-text-3);
}

/* ==========================================================================
   12. TOAST NOTIFICATIONS
   ========================================================================== */

.ia-toast-container {
  position: fixed;
  bottom: var(--ia-space-lg);
  right: var(--ia-space-lg);
  z-index: var(--ia-z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--ia-space-sm);
  pointer-events: none;
}

.ia-toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-radius: var(--ia-btn-radius);
  background: var(--ia-navy);
  color: #ffffff;
  font-size: var(--ia-text-sm);
  font-weight: 500;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
  transform: translateY(16px);
  opacity: 0;
  transition: transform var(--ia-duration) var(--ia-ease),
              opacity var(--ia-duration) var(--ia-ease);
  pointer-events: auto;
  max-width: 380px;
}

.ia-toast.visible {
  transform: translateY(0);
  opacity: 1;
}

.ia-toast-icon { font-size: 16px; flex-shrink: 0; }

.ia-toast--success { background: var(--ia-teal); }
.ia-toast--error { background: var(--ia-error); }
.ia-toast--warning { background: var(--ia-gold); color: #ffffff; }
.ia-toast--info { background: var(--ia-navy); }

.ia-toast-close {
  margin-left: auto;
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  cursor: pointer;
  padding: 2px;
  transition: color var(--ia-duration-fast);
}

.ia-toast-close:hover { color: #ffffff; }

/* ==========================================================================
   13. LOADING STATES (SKELETON)
   ========================================================================== */

.ia-skeleton {
  background: linear-gradient(90deg,
    rgba(0, 0, 0, 0.06) 25%,
    rgba(0, 0, 0, 0.03) 50%,
    rgba(0, 0, 0, 0.06) 75%
  );
  background-size: 200% 100%;
  animation: iaSkeletonShimmer 1.5s ease-in-out infinite;
  border-radius: var(--ia-input-radius);
}

@keyframes iaSkeletonShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.ia-skeleton-text { height: 14px; margin-bottom: 8px; border-radius: 6px; }
.ia-skeleton-text:last-child { width: 60%; }

.ia-skeleton-title { height: 24px; width: 40%; margin-bottom: 16px; border-radius: 6px; }

.ia-skeleton-stat {
  height: 36px;
  width: 80px;
  margin-bottom: 8px;
  border-radius: 8px;
}

.ia-skeleton-card {
  border-radius: var(--ia-card-radius);
  padding: var(--ia-card-padding);
  background: var(--ia-glass);
  border: 1px solid var(--ia-glass-border);
}

.ia-skeleton-row {
  display: flex;
  gap: var(--ia-space-md);
  margin-bottom: var(--ia-space-md);
}

.ia-skeleton-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
}

.ia-skeleton-block {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ==========================================================================
   14. PRINT STYLES
   ========================================================================== */

@media print {
  * { backdrop-filter: none !important; -webkit-backdrop-filter: none !important; }

  body {
    background: #ffffff;
    color: #000000;
    font-size: 12px;
  }

  .ia-sidebar,
  .ia-topbar,
  .ia-tab-bar,
  .ia-toast-container,
  .ia-slide-panel,
  .ia-modal-overlay,
  .ia-btn,
  .ia-nav-badge { display: none !important; }

  .ia-main {
    margin-left: 0;
    padding: 0;
    max-width: 100%;
  }

  .ia-card, .ia-stat-card, .ia-table-wrap {
    box-shadow: none;
    border: 1px solid #ddd;
    break-inside: avoid;
    background: #ffffff;
  }

  .ia-hero-card {
    background: #f0f0f0 !important;
    color: #000 !important;
  }

  .ia-table th { background: #f5f5f5; }

  .ia-pill {
    border: 1px solid currentColor;
    background: transparent;
  }

  a { text-decoration: underline; }

  @page {
    margin: 1.5cm;
  }
}

/* ==========================================================================
   15. RESPONSIVE BREAKPOINTS
   ========================================================================== */

/* Tablet: 768px */
@media (max-width: 768px) {
  :root {
    --ia-sidebar-width: 0px;
  }

  .ia-sidebar {
    transform: translateX(-100%);
  }

  .ia-sidebar.open {
    transform: translateX(0);
    width: 260px;
    box-shadow: 8px 0 40px rgba(0, 0, 0, 0.12);
  }

  .ia-topbar {
    left: 0;
  }

  .ia-main {
    margin-left: 0;
    padding: calc(var(--ia-topbar-height) + var(--ia-space-md)) var(--ia-space-md) calc(var(--ia-space-2xl) + 70px);
  }

  .ia-tab-bar {
    display: block;
  }

  .ia-grid-2 { grid-template-columns: 1fr; }
  .ia-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .ia-grid-4 { grid-template-columns: repeat(2, 1fr); }

  .ia-stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .ia-slide-panel { width: 100%; max-width: 100%; }

  .ia-page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .ia-header-actions { width: 100%; }
}

/* Mobile: 480px */
@media (max-width: 480px) {
  .ia-main {
    padding-left: var(--ia-space-md);
    padding-right: var(--ia-space-md);
  }

  .ia-stats-row {
    grid-template-columns: 1fr;
  }

  .ia-grid-3 { grid-template-columns: 1fr; }
  .ia-grid-4 { grid-template-columns: 1fr; }

  .ia-card { padding: var(--ia-space-md); }
  .ia-stat-card { padding: var(--ia-space-md); }

  .ia-stat-value { font-size: var(--ia-text-xl); }

  .ia-modal-overlay { padding: var(--ia-space-sm); }
  .ia-modal-overlay .ia-modal { border-radius: 16px; }

  .ia-toast-container {
    left: var(--ia-space-md);
    right: var(--ia-space-md);
    bottom: 80px;
  }

  .ia-toast { max-width: 100%; }

  .ia-table th,
  .ia-table td {
    padding: 10px var(--ia-space-md);
    font-size: var(--ia-text-sm);
  }

  .ia-filter-bar { gap: 4px; }
  .ia-filter-pill { padding: 6px 12px; font-size: var(--ia-text-xs); }

  .ia-btn--xl { padding: 14px 24px; font-size: var(--ia-text-base); }
}

/* Desktop-large: 1024+ */
@media (min-width: 1024px) {
  .ia-tab-bar { display: none; }
}

/* ==========================================================================
   16. PORTAL-SPECIFIC OVERRIDES (via data-portal)
   ========================================================================== */

/* Student portal — indigo accent with warm touches */
[data-portal="student"] .ia-topbar { background: var(--ia-navy); }
[data-portal="student"] .ia-nav-item.active { background: rgba(90, 80, 200, 0.10); color: #5a50c8; }
[data-portal="student"] .ia-sidebar-user-avatar { background: rgba(90, 80, 200, 0.10); color: #5a50c8; }

/* University portal — deep blue, formal feel */
[data-portal="university"] .ia-topbar { background: #1a3a5c; }
[data-portal="university"] .ia-nav-item.active { background: rgba(26, 82, 118, 0.10); color: #1a5276; }
[data-portal="university"] .ia-hero-card { background: linear-gradient(135deg, #1a5276, #2980b9); }

/* Partner (host company) portal — teal energy */
[data-portal="partner"] .ia-topbar { background: #0f3d32; }
[data-portal="partner"] .ia-nav-item.active { background: rgba(29, 184, 134, 0.10); color: #1db886; }
[data-portal="partner"] .ia-hero-card { background: linear-gradient(135deg, #1db886, #2edba0); }

/* Admin portal — coral authority */
[data-portal="admin"] .ia-topbar { background: var(--ia-navy); }
[data-portal="admin"] .ia-nav-item.active { background: rgba(232, 115, 74, 0.10); color: #e8734a; }

/* Public / marketing — gradient flourish */
[data-portal="public"] .ia-topbar {
  background: linear-gradient(135deg, var(--ia-navy), #243044);
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

/* Text */
.ia-text-xs { font-size: var(--ia-text-xs); }
.ia-text-sm { font-size: var(--ia-text-sm); }
.ia-text-base { font-size: var(--ia-text-base); }
.ia-text-lg { font-size: var(--ia-text-lg); }
.ia-text-xl { font-size: var(--ia-text-xl); }
.ia-text-muted { color: var(--ia-text-3); }
.ia-text-accent { color: var(--ia-accent); }
.ia-text-coral { color: var(--ia-coral); }
.ia-text-teal { color: var(--ia-teal); }
.ia-text-bold { font-weight: 700; }
.ia-text-center { text-align: center; }

/* Spacing */
.ia-mt-sm { margin-top: var(--ia-space-sm); }
.ia-mt-md { margin-top: var(--ia-space-md); }
.ia-mt-lg { margin-top: var(--ia-space-lg); }
.ia-mt-xl { margin-top: var(--ia-space-xl); }
.ia-mb-sm { margin-bottom: var(--ia-space-sm); }
.ia-mb-md { margin-bottom: var(--ia-space-md); }
.ia-mb-lg { margin-bottom: var(--ia-space-lg); }
.ia-mb-xl { margin-bottom: var(--ia-space-xl); }
.ia-p-md { padding: var(--ia-space-md); }
.ia-p-lg { padding: var(--ia-space-lg); }

/* Flex helpers */
.ia-flex { display: flex; }
.ia-flex-center { display: flex; align-items: center; justify-content: center; }
.ia-flex-between { display: flex; align-items: center; justify-content: space-between; }
.ia-flex-col { display: flex; flex-direction: column; }
.ia-gap-sm { gap: var(--ia-space-sm); }
.ia-gap-md { gap: var(--ia-space-md); }
.ia-gap-lg { gap: var(--ia-space-lg); }

/* Display */
.ia-hidden { display: none; }
.ia-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Truncate */
.ia-truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Divider */
.ia-divider {
  height: 1px;
  background: rgba(0, 0, 0, 0.06);
  margin: var(--ia-space-md) 0;
}

/* Empty state */
.ia-empty {
  text-align: center;
  padding: var(--ia-space-2xl) var(--ia-space-lg);
  color: var(--ia-text-3);
}

.ia-empty-icon {
  font-size: 48px;
  margin-bottom: var(--ia-space-md);
  opacity: 0.4;
}

.ia-empty-title {
  font-size: var(--ia-text-lg);
  font-weight: 600;
  color: var(--ia-text-2);
  margin-bottom: var(--ia-space-sm);
}

.ia-empty-desc {
  font-size: var(--ia-text-base);
  max-width: 320px;
  margin: 0 auto var(--ia-space-md);
  line-height: 1.6;
}

/* Avatar */
.ia-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--ia-text-sm);
  flex-shrink: 0;
  background: var(--ia-accent-soft);
  color: var(--ia-accent);
}

.ia-avatar--sm { width: 28px; height: 28px; font-size: var(--ia-text-xs); }
.ia-avatar--lg { width: 56px; height: 56px; font-size: var(--ia-text-lg); }
.ia-avatar--coral { background: var(--ia-coral-soft); color: var(--ia-coral); }
.ia-avatar--teal { background: var(--ia-teal-soft); color: var(--ia-teal); }
.ia-avatar--gold { background: var(--ia-gold-soft); color: var(--ia-gold); }

.ia-avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

/* Tag/chip */
.ia-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--ia-pill-radius);
  font-size: var(--ia-text-xs);
  font-weight: 500;
  background: rgba(0, 0, 0, 0.04);
  color: var(--ia-text-2);
}

.ia-tag--accent { background: var(--ia-accent-soft); color: var(--ia-accent); }
.ia-tag--teal { background: var(--ia-teal-soft); color: var(--ia-teal); }
.ia-tag--coral { background: var(--ia-coral-soft); color: var(--ia-coral); }
.ia-tag--gold { background: var(--ia-gold-soft); color: var(--ia-gold); }

/* Dropdown menu */
.ia-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--ia-surface);
  border-radius: var(--ia-input-radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.06);
  min-width: 180px;
  z-index: var(--ia-z-dropdown);
  padding: 4px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity var(--ia-duration-fast),
              visibility var(--ia-duration-fast),
              transform var(--ia-duration-fast);
}

.ia-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.ia-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: var(--ia-text-sm);
  color: var(--ia-text-2);
  cursor: pointer;
  transition: background var(--ia-duration-fast);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.ia-dropdown-item:hover {
  background: rgba(0, 0, 0, 0.04);
  color: var(--ia-text);
}

.ia-dropdown-divider {
  height: 1px;
  background: rgba(0, 0, 0, 0.06);
  margin: 4px 0;
}