/* ============================================================
   BCP Smart Library Management System
   CSS Design System — Based on SMS Design Reference
   Font: Inter / Poppins | Color: Royal Blue #2563EB
   ============================================================ */

/* ========================
   1. GOOGLE FONTS
   ======================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@400;500;600;700&display=swap');

/* ========================
   2. CSS VARIABLES
   ======================== */
:root {
  /* Primary Palette */
  --primary:        #2563EB;
  --primary-light:  #EFF6FF;
  --primary-dark:   #1D4ED8;
  --primary-hover:  #EFF6FF;

  /* Status Colors */
  --success:        #10B981;
  --success-light:  #D1FAE5;
  --success-dark:   #065F46;
  --warning:        #F59E0B;
  --warning-light:  #FEF3C7;
  --warning-dark:   #92400E;
  --danger:         #EF4444;
  --danger-light:   #FEE2E2;
  --danger-dark:    #991B1B;
  --info:           #3B82F6;
  --info-light:     #DBEAFE;
  --info-dark:      #1E40AF;
  --purple:         #8B5CF6;
  --purple-light:   #EDE9FE;
  --purple-dark:    #5B21B6;

  /* Neutrals */
  --bg:             #F8FAFC;
  --surface:        #FFFFFF;
  --surface-2:      #F8FAFC;
  --border:         #E5E7EB;
  --border-strong:  #D1D5DB;
  --text:           #111827;
  --text-secondary: #6B7280;
  --text-light:     #9CA3AF;
  --text-muted:     #6B7280;

  /* Sidebar */
  --sidebar-bg:     #1E3A5F;
  --sidebar-width:  240px;
  --sidebar-text:   rgba(255,255,255,.7);
  --sidebar-muted:  rgba(255,255,255,.35);
  --sidebar-active: rgba(255,255,255,.15);
  --sidebar-hover:  rgba(255,255,255,.08);

  /* Typography */
  --font:           'Inter', 'Poppins', 'Segoe UI', sans-serif;

  /* Spacing & Shape */
  --radius-sm:      6px;
  --radius:         10px;
  --radius-lg:      14px;
  --radius-xl:      20px;
  --shadow-sm:      0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow:         0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.05);
  --shadow-md:      0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.04);
  --shadow-lg:      0 20px 40px rgba(0,0,0,.12);
}

/* ========================
   3. RESET & BASE
   ======================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

button  { cursor: pointer; font-family: var(--font); }
input, select, textarea { font-family: var(--font); }
a { text-decoration: none; color: inherit; }

/* ========================
   4. TYPOGRAPHY SCALE
   ======================== */
.title-dashboard { font-size: 30px; font-weight: 700; line-height: 1.2; }
.title-page      { font-size: 24px; font-weight: 700; line-height: 1.3; }
.title-section   { font-size: 18px; font-weight: 600; line-height: 1.4; }
.title-card      { font-size: 16px; font-weight: 600; line-height: 1.4; }
.text-sidebar    { font-size: 15px; font-weight: 500; }
.text-body       { font-size: 14px; font-weight: 400; }
.text-label      { font-size: 12px; font-weight: 400; }

/* Utility typography */
.fw-400 { font-weight: 400; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.fs-12  { font-size: 12px; }
.fs-11  { font-size: 11px; }
.fs-13  { font-size: 13px; }

.text-muted    { color: var(--text-secondary); }
.text-light    { color: var(--text-light); }
.text-primary  { color: var(--primary); }
.text-success  { color: var(--success-dark); }
.text-warning  { color: var(--warning-dark); }
.text-danger   { color: var(--danger-dark); }
.text-center   { text-align: center; }
.empty-text    { color: var(--text-secondary); font-style: italic; font-size: 13px; padding: 16px 0; text-align: center; }
.full-width    { width: 100%; display: block; }

/* Login button specific centering */
.login-box .btn.full-width {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* Forgot password link center */
.login-forgot {
  text-align: center;
  margin-top: 12px;
}
.login-forgot button {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 12px;
  cursor: pointer;
  text-decoration: underline;
  display: block;
  margin: 0 auto;
}

/* ========================
   5. LOGIN PAGE
   ======================== */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1E3A5F 0%, #2563EB 60%, #3B82F6 100%);
}

.login-box {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  width: 400px;
  max-width: 94vw;
  box-shadow: var(--shadow-lg);
}

.login-logo      { text-align: center; margin-bottom: 28px; }
.login-school    { font-size: 11px; color: var(--text-secondary); letter-spacing: .07em; text-transform: uppercase; font-weight: 500; }
.login-title     { font-size: 20px; font-weight: 700; color: var(--text); margin-top: 8px; }
.login-subtitle  { font-size: 12px; color: var(--text-light); margin-top: 4px; }

.login-error {
  background: var(--danger-light);
  color: var(--danger-dark);
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 14px;
  display: none;
  border-left: 3px solid var(--danger);
}

.login-demo       { margin-top: 20px; text-align: center; }
.login-demo-label { font-size: 11px; color: var(--text-light); margin-bottom: 8px; text-transform: uppercase; letter-spacing: .06em; }
.login-demo-btns  { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; }
.login-demo-btns button {
  padding: 4px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: .15s;
}
.login-demo-btns button:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
}

@keyframes login-shake {
  0%,100% { transform: translateX(0); }
  20%,60%  { transform: translateX(-8px); }
  40%,80%  { transform: translateX(8px); }
}
.login-shake { animation: login-shake .45s ease; }

/* ========================
   6. APP LAYOUT
   ======================== */
.app-wrap {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ========================
   7. SIDEBAR
   ======================== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  box-shadow: 2px 0 8px rgba(0,0,0,.12);
  z-index: 10;
}

.sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
}
.sidebar-school  { font-size: 9px; color: var(--sidebar-muted); letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
.sidebar-system  { font-size: 14px; font-weight: 700; color: #fff; margin-top: 4px; line-height: 1.3; }
.sidebar-tagline { font-size: 10px; color: var(--sidebar-muted); margin-top: 3px; }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 8px 0; }
.sidebar-nav::-webkit-scrollbar       { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 4px; }

.nav-section-label {
  padding: 12px 16px 4px;
  font-size: 9px;
  color: var(--sidebar-muted);
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 600;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--sidebar-text);
  background: none;
  border: none;
  border-left: 3px solid transparent;
  width: 100%;
  text-align: left;
  transition: all .15s;
  cursor: pointer;
}
.nav-item:hover  { background: var(--sidebar-hover); color: #fff; }
.nav-item.active {
  background: var(--sidebar-active);
  color: #fff;
  border-left-color: #60A5FA;
}
.nav-item.locked { opacity: .3; cursor: not-allowed; pointer-events: none; }
.nav-icon        { font-size: 16px; width: 18px; text-align: center; flex-shrink: 0; }
.nav-label       { flex: 1; }
.nav-lock        { font-size: 10px; }

.sidebar-footer {
  padding: 12px 14px;
  border-top: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
}

/* Demo role switcher */
.demo-role-block {
  background: rgba(251,191,36,.1);
  border: 1px solid rgba(251,191,36,.2);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  margin-bottom: 10px;
}
.demo-label {
  font-size: 9px;
  color: #FCD34D;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 5px;
}
.demo-role-block select {
  width: 100%;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(251,191,36,.25);
  background: rgba(255,255,255,.06);
  color: #fff;
  font-size: 12px;
  font-family: var(--font);
}

/* Dark mode toggle in sidebar */
.sb-dark-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.sb-dark-label { font-size: 12px; color: var(--sidebar-text); font-weight: 500; }
.dark-toggle-btn { background: none; border: none; cursor: pointer; padding: 0; }
.dark-toggle-track {
  width: 36px; height: 20px;
  background: rgba(255,255,255,.15);
  border-radius: 20px;
  display: flex; align-items: center;
  padding: 2px;
  transition: background .3s;
}
[data-theme="dark"] .dark-toggle-track { background: var(--primary); }
.dark-toggle-thumb {
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform .3s;
  box-shadow: 0 1px 3px rgba(0,0,0,.3);
}
[data-theme="dark"] .dark-toggle-thumb { transform: translateX(16px); }

/* User pill */
.user-pill      { display: flex; align-items: center; gap: 8px; }
.user-pill-info { flex: 1; min-width: 0; }
.sidebar-username {
  font-size: 13px; font-weight: 600; color: #fff;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 115px;
}

/* Logout button — sidebar */
.logout-btn-full {
  display: flex; align-items: center; gap: 4px;
  background: rgba(239,68,68,.15);
  border: 1px solid rgba(239,68,68,.25);
  border-radius: var(--radius-sm);
  color: #FCA5A5;
  font-size: 11px; font-weight: 600;
  padding: 4px 10px;
  cursor: pointer;
  margin-left: auto;
  transition: background .15s;
  white-space: nowrap;
}
.logout-btn-full:hover { background: rgba(239,68,68,.3); }
.logout-icon { font-size: 13px; }
.logout-btn  { display: none; }

/* ========================
   8. MAIN AREA
   ======================== */
.main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  background: var(--bg);
}

/* ========================
   9. TOPBAR
   ======================== */
.topbar {
  height: 60px;
  padding: 0 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.topbar-left  { display: flex; align-items: center; gap: 14px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }

.page-title   { font-size: 24px; font-weight: 700; color: var(--text); }
.top-date     { font-size: 13px; color: var(--text-secondary); }

/* Topbar dark mode button */
.topbar-dark-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 9px;
  font-size: 15px;
  cursor: pointer;
  color: var(--text);
  transition: background .15s;
  line-height: 1;
}
.topbar-dark-btn:hover { background: var(--primary-light); border-color: var(--primary); }

/* Topbar logout */
.topbar-logout-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--danger-light);
  background: var(--danger-light);
  color: var(--danger-dark);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
  transition: .15s;
}
.topbar-logout-btn:hover { background: var(--danger); color: #fff; border-color: var(--danger); }

/* Home button */
.home-btn {
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 500;
}

/* Role badge */
.role-badge {
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

/* ========================
   10. PAGE CONTENT
   ======================== */
.page-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  background: var(--bg);
}
.page-content::-webkit-scrollbar       { width: 5px; }
.page-content::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.page-content::-webkit-scrollbar-track { background: transparent; }

.page-section        { display: none !important; }
.page-section.active { display: block !important; min-height: 200px; }

/* ========================
   11. STAT CARDS
   ======================== */
.stats-grid { display: grid; gap: 16px; margin-bottom: 20px; }
.cols-4     { grid-template-columns: repeat(4,1fr); }
.cols-3     { grid-template-columns: repeat(3,1fr); }
.cols-2     { grid-template-columns: repeat(2,1fr); }

.stat-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: box-shadow .2s, transform .2s;
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }

.stat-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  float: right;
  margin-left: 12px;
}
.stat-label { font-size: 12px; color: var(--text-secondary); font-weight: 500; margin-bottom: 6px; text-transform: uppercase; letter-spacing: .04em; }
.stat-value { font-size: 26px; font-weight: 700; color: var(--text); line-height: 1.2; }
.stat-sub   { font-size: 12px; color: var(--text-light); margin-top: 4px; }

/* Icon color variants */
.icon-blue   { background: var(--info-light);    color: var(--primary); }
.icon-green  { background: var(--success-light);  color: var(--success); }
.icon-yellow { background: var(--warning-light);  color: var(--warning); }
.icon-red    { background: var(--danger-light);   color: var(--danger); }
.icon-purple { background: var(--purple-light);   color: var(--purple); }

/* ========================
   12. CARD
   ======================== */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

/* ========================
   13. TOOLBAR
   ======================== */
.toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.toolbar-title { font-size: 16px; font-weight: 600; flex: 1; color: var(--text); }

.toolbar input,
.toolbar select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text);
  background: var(--surface);
  transition: border .15s, box-shadow .15s;
  outline: none;
}
.toolbar input          { flex: 1; min-width: 180px; }
.toolbar input:focus,
.toolbar select:focus   { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

/* ========================
   14. TABLE
   ======================== */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

table           { width: 100%; border-collapse: collapse; }
thead th {
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: left;
  border-bottom: 2px solid var(--border);
  background: var(--surface-2);
  text-transform: uppercase;
  letter-spacing: .05em;
  white-space: nowrap;
}
tbody td {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td      { background: var(--primary-hover); }
.td-title   { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.td-actions { white-space: nowrap; }
.empty-cell { text-align: center; color: var(--text-secondary); font-style: italic; padding: 28px 16px; font-size: 13px; }

/* ========================
   15. BADGES
   ======================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.badge-blue   { background: var(--info-light);    color: var(--info-dark);    }
.badge-green  { background: var(--success-light);  color: var(--success-dark); }
.badge-yellow { background: var(--warning-light);  color: var(--warning-dark); }
.badge-red    { background: var(--danger-light);   color: var(--danger-dark);  }
.badge-purple { background: var(--purple-light);   color: var(--purple-dark);  }
.badge-gray   { background: #F3F4F6; color: var(--text-secondary); border: 1px solid var(--border); }

/* ========================
   16. BUTTONS
   ======================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all .15s;
  line-height: 1.4;
  font-family: var(--font);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 4px 12px rgba(37,99,235,.25); }
.btn-outline { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--surface-2); border-color: var(--border-strong); }
.btn-success { background: var(--success-light); color: var(--success-dark); border: 1px solid var(--success-light); }
.btn-success:hover { background: var(--success); color: #fff; }
.btn-danger  { background: var(--danger-light); color: var(--danger-dark); border: 1px solid var(--danger-light); }
.btn-danger:hover  { background: var(--danger); color: #fff; }
.btn-fw { width: 100%; justify-content: center; }

/* Action buttons in tables */
.btn-action {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: .15s;
  margin-right: 4px;
  font-family: var(--font);
}
.btn-action:last-child { margin-right: 0; }
.btn-edit   { background: var(--info-light);   color: var(--info-dark);   border-color: var(--info-light);   }
.btn-edit:hover   { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-delete { background: var(--danger-light); color: var(--danger-dark); border-color: var(--danger-light); }
.btn-delete:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-sm { padding: 3px 10px; font-size: 12px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface-2); cursor: pointer; font-family: var(--font); color: var(--text); }
.btn-sm:hover { background: var(--border); }

/* ========================
   17. BANNER / ALERT
   ======================== */
.banner {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-left: 3px solid transparent;
}
.banner-blue   { background: var(--info-light);    color: var(--info-dark);    border-left-color: var(--primary); }
.banner-green  { background: var(--success-light);  color: var(--success-dark); border-left-color: var(--success); }
.banner-yellow { background: var(--warning-light);  color: var(--warning-dark); border-left-color: var(--warning); }
.banner-purple { background: var(--purple-light);   color: var(--purple-dark);  border-left-color: var(--purple); }
.banner-red    { background: var(--danger-light);   color: var(--danger-dark);  border-left-color: var(--danger); }

/* ========================
   18. FORM ELEMENTS
   ======================== */
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text);
  background: var(--surface);
  transition: border .15s, box-shadow .15s;
  outline: none;
  font-family: var(--font);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.form-group textarea         { resize: vertical; min-height: 80px; }
.form-group input[readonly]  { background: var(--surface-2); color: var(--text-secondary); cursor: default; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ========================
   19. MODAL
   ======================== */
.modal-overlay {
  display: none !important;
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  background: rgba(0,0,0,.55) !important;
  z-index: 99999 !important;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}
.modal-overlay.open { display: flex !important; }

.modal-box {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px;
  width: 480px;
  max-width: 94vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modal-in .2s ease;
}
@keyframes modal-in { from { opacity:0; transform:translateY(-16px) scale(.97); } to { opacity:1; transform:none; } }
.modal-box::-webkit-scrollbar       { width: 4px; }
.modal-box::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.modal-title   { font-size: 18px; font-weight: 600; color: var(--text); }
.modal-close   { background: none; border: none; font-size: 20px; color: var(--text-secondary); cursor: pointer; padding: 0; line-height: 1; border-radius: 4px; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; transition: background .15s; }
.modal-close:hover { background: var(--surface-2); color: var(--text); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border); }

/* ========================
   20. INFO ROW
   ======================== */
.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.info-row:last-child { border-bottom: none; }
.info-row > span:first-child { color: var(--text-secondary); font-weight: 500; }

.activity-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.activity-row:last-child { border-bottom: none; }
.activity-icon { font-size: 18px; margin-top: 1px; }

/* ========================
   21. E-BOOK GRID
   ======================== */
.ebook-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 16px;
  margin-bottom: 20px;
}
.ebook-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .2s;
}
.ebook-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.ebook-cover  { height: 80px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 32px; margin-bottom: 12px; }
.ebook-title  { font-size: 14px; font-weight: 600; line-height: 1.4; margin-bottom: 4px; color: var(--text); }
.ebook-author { font-size: 12px; color: var(--text-secondary); margin-bottom: 10px; }
.ebook-footer { display: flex; justify-content: space-between; align-items: center; }
.ebook-actions{ display: flex; gap: 5px; }

/* ========================
   22. CLEARANCE
   ======================== */
.clearance-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s;
}
.clearance-card:hover { box-shadow: var(--shadow); }

/* ========================
   23. ANALYTICS BARS
   ======================== */
.bar-row   { margin-bottom: 12px; }
.bar-label { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 5px; font-weight: 500; }
.bar-track { height: 8px; border-radius: 4px; background: var(--info-light); }
.bar-fill  { height: 8px; border-radius: 4px; background: var(--primary); }

/* ========================
   24. ID VERIFY
   ======================== */
.id-verify-wrap { max-width: 480px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.id-result-box  { display: none; }
.id-result-header { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }

.avatar-lg {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; flex-shrink: 0;
}
.av-purple { background: var(--purple-light); color: var(--purple-dark); }
.av-blue   { background: var(--info-light);   color: var(--info-dark);   }
.av-green  { background: var(--success-light); color: var(--success-dark); }
.av-yellow { background: var(--warning-light); color: var(--warning-dark); }

/* ========================
   25. AVATAR (sidebar)
   ======================== */
.avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; flex-shrink: 0;
}

/* ========================
   26. PERMISSIONS
   ======================== */
.perm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.perm-list { list-style: none; margin-top: 8px; display: flex; flex-direction: column; gap: 7px; }
.perm-list li { font-size: 13px; }
.perm-yes { color: var(--success-dark); }
.perm-no  { color: var(--text-light); }

/* ========================
   27. ACCESS DENIED
   ======================== */
.denied-wrap  { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 320px; gap: 12px; text-align: center; }
.denied-icon  { font-size: 52px; }
.denied-title { font-size: 20px; font-weight: 700; color: var(--text); }

/* ========================
   28. TOAST
   ======================== */
.toast {
  position: fixed;
  bottom: 24px; right: 24px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 13px; font-weight: 500;
  z-index: 9999;
  box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none;
  transition: opacity .3s, transform .3s;
  transform: translateY(8px);
  max-width: 320px;
}
.toast-show    { opacity: 1; pointer-events: auto; transform: translateY(0); }
.toast-success { background: var(--success-light); color: var(--success-dark); border-left: 3px solid var(--success); }
.toast-error   { background: var(--danger-light);  color: var(--danger-dark);  border-left: 3px solid var(--danger); }

/* ========================
   29. LOGOUT CONFIRM MODAL
   ======================== */
.logout-confirm-content  { text-align: center; padding: 8px 0 4px; }
.logout-confirm-icon     { font-size: 40px; margin-bottom: 12px; }
.logout-confirm-title    { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.logout-confirm-sub      { font-size: 13px; color: var(--text-secondary); }

/* ========================
   30. RFID ID VERIFICATION
   ======================== */
.rfid-status {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500;
  margin-bottom: 16px;
  border-left: 3px solid transparent;
  transition: all .3s;
}
.rfid-waiting { background: #F0F9FF; color: #0369A1; border-left-color: #38BDF8; }
.rfid-reading { background: var(--warning-light); color: var(--warning-dark); border-left-color: var(--warning); animation: rfid-pulse .6s infinite alternate; }
.rfid-success { background: var(--success-light);  color: var(--success-dark); border-left-color: var(--success); }
.rfid-error   { background: var(--danger-light);   color: var(--danger-dark);  border-left-color: var(--danger); }
.rfid-icon    { font-size: 20px; }

@keyframes rfid-pulse { from { opacity:1; } to { opacity:.55; } }

.rfid-input-label { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; }
.rfid-badge { background: var(--primary); color: #fff; padding: 1px 8px; border-radius: 20px; font-size: 10px; font-weight: 700; letter-spacing: .04em; }

.rfid-input-wrap {
  display: flex; align-items: center;
  border: 2px solid var(--primary);
  border-radius: var(--radius-sm);
  background: var(--surface);
  overflow: hidden;
  transition: box-shadow .2s;
}
.rfid-input-wrap:focus-within { box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.rfid-input-icon {
  padding: 0 14px;
  font-size: 20px;
  border-right: 1px solid var(--border);
  background: var(--surface-2);
  height: 46px;
  display: flex; align-items: center;
}
.rfid-input {
  flex: 1; border: none !important; outline: none !important;
  padding: 10px 14px;
  font-size: 15px; font-weight: 500;
  background: transparent;
  color: var(--text);
  font-family: var(--font);
  letter-spacing: .04em;
}
.rfid-hint {
  margin-top: 10px; padding: 9px 12px;
  background: var(--surface-2); border-radius: var(--radius-sm);
  font-size: 12px; color: var(--text-secondary); line-height: 1.5;
}

.rfid-borrow-row {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 9px 0; border-bottom: 1px solid var(--border);
}
.rfid-borrow-row:last-child { border-bottom: none; }
.rfid-borrow-icon { font-size: 16px; margin-top: 2px; }

/* RFID guide */
.rfid-guide      { display: flex; flex-direction: column; gap: 16px; margin-top: 10px; }
.rfid-guide-step { display: flex; align-items: flex-start; gap: 14px; }
.rfid-step-num {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0;
}
.rfid-guide-step code {
  background: var(--surface-2); padding: 1px 6px;
  border-radius: 4px; font-size: 12px; border: 1px solid var(--border);
}

/* ========================
   31. USER REGISTRATION TABS
   ======================== */
.reg-tabs {
  display: flex; gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 20px;
}
.reg-tab {
  padding: 10px 18px;
  border: none; background: none;
  font-size: 14px; font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color .15s, border-color .15s;
  font-family: var(--font);
}
.reg-tab:hover  { color: var(--text); }
.reg-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

.reg-tab-panel        { display: none; }
.reg-tab-panel.active { display: block; }

/* ========================
   32. RFID REGISTRATION FLOW
   ======================== */
.rfid-steps-bar {
  display: flex; align-items: center;
  margin-bottom: 20px; padding: 16px 20px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
}
.rfid-step { display: flex; flex-direction: column; align-items: center; gap: 6px; flex: 1; }
.rfid-step-circle {
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  background: #F3F4F6; color: var(--text-secondary); border: 2px solid var(--border);
  transition: all .3s;
}
.rfid-step-circle.active  { background: var(--info-light); color: var(--primary); border-color: var(--primary); }
.rfid-step-circle.current { background: var(--primary); color: #fff; border-color: var(--primary-dark); box-shadow: 0 0 0 4px rgba(37,99,235,.15); }
.rfid-step-label { font-size: 10px; color: var(--text-secondary); text-align: center; font-weight: 500; }
.rfid-step-line  { flex: 1; height: 2px; background: var(--border); margin-bottom: 20px; }

.rfid-register-wrap { max-width: 600px; display: flex; flex-direction: column; gap: 16px; }

.rfid-scan-box {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 28px; text-align: center;
  background: var(--surface-2);
  transition: border-color .3s, background .3s;
}
.rfid-scan-box.rfid-scan-success { border-color: var(--success); background: var(--success-light); }
.rfid-scan-icon  { font-size: 52px; margin-bottom: 14px; }
.rfid-scan-title { font-size: 17px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.rfid-scan-sub   { font-size: 13px; color: var(--text-secondary); }

.rfid-captured {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--success-light); border: 1px solid #6EE7B7;
  border-radius: var(--radius-sm); padding: 12px 16px;
}
.rfid-captured-chip   { display: flex; align-items: center; gap: 10px; font-size: 20px; }
.rfid-captured-label  { font-size: 11px; font-weight: 700; color: var(--success-dark); }
.rfid-captured-uid    { font-size: 13px; font-weight: 600; color: var(--success-dark); font-family: monospace; }

.rfid-reg-form    { padding: 4px 0; }
.rfid-reg-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }

.rfid-success-box   { text-align: center; padding: 48px 28px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.rfid-success-icon  { font-size: 56px; margin-bottom: 14px; }
.rfid-success-title { font-size: 20px; font-weight: 700; color: var(--success-dark); margin-bottom: 10px; }
.rfid-success-sub   { font-size: 14px; color: var(--text-secondary); line-height: 1.6; white-space: pre-line; }

/* ========================
   33. MANUAL FORM
   ======================== */
.manual-form-wrap { max-width: 620px; }
.rfid-manual-input-wrap { display: flex; gap: 6px; align-items: center; }
.rfid-manual-input-wrap input { flex: 1; }
.rfid-scan-btn {
  padding: 8px 12px; font-size: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2); cursor: pointer;
  transition: background .15s, color .15s; flex-shrink: 0;
  font-family: var(--font);
}
.rfid-scan-btn:hover { background: var(--primary-light); border-color: var(--primary); }

/* ========================
   34. BULK IMPORT
   ======================== */
.bulk-upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 28px; text-align: center;
  cursor: pointer; background: var(--surface-2);
  transition: border-color .2s, background .2s;
}
.bulk-upload-zone:hover,
.bulk-upload-zone.drag-over { border-color: var(--primary); background: var(--primary-light); }
.bulk-upload-icon  { font-size: 40px; margin-bottom: 12px; }
.bulk-upload-label { font-size: 15px; font-weight: 500; margin-bottom: 4px; color: var(--text); }

.bulk-template-preview {
  margin-top: 14px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden; font-size: 12px;
}
.bulk-template-row { display: grid; grid-template-columns: repeat(6,1fr); }
.bulk-template-row > span {
  padding: 7px 10px; border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.bulk-template-row > span:last-child { border-right: none; }
.bulk-template-header {
  background: var(--surface-2); font-weight: 600;
  color: var(--text-secondary); text-transform: uppercase;
  letter-spacing: .04em; font-size: 10px;
}
.bulk-summary-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.bulk-chip    { padding: 3px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.chip-green   { background: var(--success-light);  color: var(--success-dark); }
.chip-yellow  { background: var(--warning-light);  color: var(--warning-dark); }
.chip-red     { background: var(--danger-light);   color: var(--danger-dark);  }
.chip-gray    { background: #F3F4F6;               color: var(--text-secondary); }

.row-error td { background: #FFF5F5; }
.row-warn  td { background: #FFFBEB; }

.rfid-uid-chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; background: var(--info-light); color: var(--info-dark);
  padding: 2px 10px; border-radius: 20px; font-weight: 500; letter-spacing: .03em;
}

/* ========================
   35. DARK MODE
   ======================== */
[data-theme="dark"] {
  --bg:             #0F172A;
  --surface:        #1E293B;
  --surface-2:      #0F172A;
  --border:         #334155;
  --border-strong:  #475569;
  --text:           #F1F5F9;
  --text-secondary: #94A3B8;
  --text-light:     #64748B;
  --text-muted:     #64748B;

  --primary-light:  rgba(37,99,235,.15);
  --primary-hover:  rgba(37,99,235,.08);
  --info-light:     rgba(59,130,246,.15);
  --info-dark:      #93C5FD;
  --success-light:  rgba(16,185,129,.12);
  --success-dark:   #6EE7B7;
  --warning-light:  rgba(245,158,11,.12);
  --warning-dark:   #FCD34D;
  --danger-light:   rgba(239,68,68,.12);
  --danger-dark:    #FCA5A5;
  --purple-light:   rgba(139,92,246,.12);
  --purple-dark:    #C4B5FD;

  --sidebar-bg:     #0F172A;
}

[data-theme="dark"] body          { background: #0F172A !important; color: #F1F5F9 !important; }

[data-theme="dark"] .topbar       { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .card         { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }
[data-theme="dark"] .stat-card    { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }
[data-theme="dark"] .table-wrap   { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .modal-box    { background: #1E293B !important; }
[data-theme="dark"] thead th      { background: #162032 !important; color: #94A3B8 !important; border-color: #334155 !important; }
[data-theme="dark"] tbody td      { color: #F1F5F9 !important; border-color: #334155 !important; background: #1E293B; }
[data-theme="dark"] tbody tr:hover td { background: #253348 !important; }
[data-theme="dark"] .card-title   { color: #F1F5F9 !important; border-color: #334155 !important; }

/* Banners - solid visible backgrounds in dark mode */
[data-theme="dark"] .banner        { color: #F1F5F9 !important; }
[data-theme="dark"] .banner-purple { background: #2D1B69 !important; color: #C4B5FD !important; border-left-color: #8B5CF6 !important; }
[data-theme="dark"] .banner-blue   { background: #1E3A5F !important; color: #93C5FD !important; border-left-color: #3B82F6 !important; }
[data-theme="dark"] .banner-yellow { background: #3D2B00 !important; color: #FCD34D !important; border-left-color: #F59E0B !important; }
[data-theme="dark"] .banner-green  { background: #064E3B !important; color: #6EE7B7 !important; border-left-color: #10B981 !important; }
[data-theme="dark"] .banner-red    { background: #450A0A !important; color: #FCA5A5 !important; border-left-color: #EF4444 !important; }

/* Form elements in dark mode */
[data-theme="dark"] .form-group label   { color: #94A3B8 !important; }
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea { background: #0F172A !important; color: #F1F5F9 !important; border-color: #334155 !important; }
[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group select:focus { border-color: #3B82F6 !important; }
[data-theme="dark"] .form-group input[readonly] { background: #162032 !important; color: #64748B !important; }

/* Toolbar inputs */
[data-theme="dark"] .toolbar input,
[data-theme="dark"] .toolbar select   { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }

/* Stat cards */
[data-theme="dark"] .stat-label       { color: #94A3B8 !important; }
[data-theme="dark"] .stat-value       { color: #F1F5F9 !important; }
[data-theme="dark"] .stat-sub         { color: #64748B !important; }
[data-theme="dark"] .empty-cell       { color: #94A3B8 !important; }
[data-theme="dark"] .text-muted       { color: #94A3B8 !important; }

/* Reg tab panels */
[data-theme="dark"] .reg-tab-panel    { color: #F1F5F9; }
[data-theme="dark"] .reg-tabs         { border-color: #334155 !important; }
[data-theme="dark"] .reg-tab          { color: #94A3B8 !important; }
[data-theme="dark"] .reg-tab.active   { color: #60A5FA !important; border-bottom-color: #3B82F6 !important; }
[data-theme="dark"] .reg-tab:hover    { color: #F1F5F9 !important; }

/* Manual form wrap */
[data-theme="dark"] .manual-form-wrap .card { background: #1E293B !important; }
[data-theme="dark"] .rfid-register-wrap .card { background: #1E293B !important; }

/* Buttons in dark mode */
[data-theme="dark"] .btn-outline      { background: #1E293B !important; color: #F1F5F9 !important; border-color: #475569 !important; }
[data-theme="dark"] .btn-outline:hover{ background: #253348 !important; }
[data-theme="dark"] .btn-action       { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }

/* Bulk import */
[data-theme="dark"] .bulk-upload-zone { background: #162032 !important; border-color: #334155 !important; color: #F1F5F9 !important; }
[data-theme="dark"] .bulk-upload-zone:hover { background: #1E3A5F !important; border-color: #3B82F6 !important; }
[data-theme="dark"] .bulk-template-preview { border-color: #334155 !important; }
[data-theme="dark"] .bulk-template-row > span { border-color: #334155 !important; color: #F1F5F9 !important; background: #1E293B !important; }
[data-theme="dark"] .bulk-template-header > span { background: #162032 !important; color: #94A3B8 !important; }

/* RFID panels */
[data-theme="dark"] .rfid-steps-bar  { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .rfid-scan-box   { background: #162032 !important; border-color: #334155 !important; }
[data-theme="dark"] .rfid-step-label { color: #94A3B8 !important; }
[data-theme="dark"] .rfid-step-line  { background: #334155 !important; }
[data-theme="dark"] .rfid-scan-title { color: #F1F5F9 !important; }
[data-theme="dark"] .rfid-scan-sub   { color: #94A3B8 !important; }

/* More components */
[data-theme="dark"] .ebook-card       { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .ebook-title      { color: #F1F5F9 !important; }
[data-theme="dark"] .ebook-author     { color: #94A3B8 !important; }
[data-theme="dark"] .clearance-card   { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .info-row         { border-color: #334155 !important; color: #F1F5F9 !important; }
[data-theme="dark"] .info-row span:first-child { color: #94A3B8 !important; }
[data-theme="dark"] .activity-row     { border-color: #334155 !important; }
[data-theme="dark"] .table-wrap table { background: #1E293B !important; }
[data-theme="dark"] .two-col .card    { background: #1E293B !important; }
[data-theme="dark"] .modal-actions    { border-color: #334155 !important; }
[data-theme="dark"] .modal-header     { border-color: #334155 !important; }
[data-theme="dark"] .modal-title      { color: #F1F5F9 !important; }
[data-theme="dark"] .modal-close      { color: #94A3B8 !important; }

/* Fix sidebar role switcher select */
[data-theme="dark"] .demo-role-block select { color: #F1F5F9 !important; }

/* Denied page */  
[data-theme="dark"] .denied-title     { color: #F1F5F9 !important; }
[data-theme="dark"] .rfid-scan-box    { background: #0F172A; }
[data-theme="dark"] .bulk-upload-zone { background: #0F172A; }
[data-theme="dark"] .rfid-steps-bar   { background: #1E293B; }
[data-theme="dark"] .rfid-success-box { background: #1E293B; }
[data-theme="dark"] .clearance-card   { background: #1E293B; }
[data-theme="dark"] .ebook-card       { background: #1E293B; }
[data-theme="dark"] .reg-tabs         { border-color: var(--border); }
[data-theme="dark"] .demo-role-block  { background: rgba(251,191,36,.06); }

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
  background: #0F172A; color: var(--text); border-color: var(--border);
}
[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus { background: #1E293B; }
[data-theme="dark"] input[readonly] { background: #0A0F1A; color: var(--text-secondary); }
[data-theme="dark"] .demo-role-block select { background: rgba(255,255,255,.05); }
[data-theme="dark"] .rfid-input-icon { background: #0F172A; }

[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #475569; }
[data-theme="dark"] ::-webkit-scrollbar-track { background: #1E293B; }

/* ========================
   36. RESPONSIVE
   ======================== */
@media (max-width: 1100px) {
  .cols-4     { grid-template-columns: 1fr 1fr; }
  .ebook-grid { grid-template-columns: 1fr 1fr; }
  .perm-grid  { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --sidebar-width: 200px; }
  .page-content { padding: 16px; }
  .cols-3, .cols-4 { grid-template-columns: 1fr 1fr; }
  .ebook-grid  { grid-template-columns: 1fr; }
  .form-row-2  { grid-template-columns: 1fr; }
  .two-col     { grid-template-columns: 1fr; }
  .topbar      { padding: 0 16px; }
  .page-title  { font-size: 18px; }
}
@media (max-width: 580px) {
  .rfid-steps-bar { padding: 10px; }
  .rfid-step-label { display: none; }
  .rfid-compat-grid { grid-template-columns: 1fr; }
}

/* ========================
   37. LOGOUT MODAL
   (matches screenshot design)
   ======================== */

/* Override the generic modal-overlay for logout specifically */
#logout-modal.modal-overlay {
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 99999;
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
}
#logout-modal.modal-overlay.open {
  display: flex;
}

.logout-modal-box {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 36px 32px 28px;
  width: 360px;
  max-width: 92vw;
  text-align: center;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  animation: modal-in .2s ease;
}

/* Icon container — square outlined box like in screenshot */
.logout-modal-icon {
  width: 56px;
  height: 56px;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 26px;
  background: var(--surface-2);
}

[data-theme="dark"] .logout-modal-icon {
  border-color: #475569;
  background: #1E293B;
}

.logout-modal-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  font-family: var(--font);
}

.logout-modal-sub {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  line-height: 1.5;
}

.logout-modal-user {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 24px;
  min-height: 18px;
}

.logout-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

/* Cancel button — outlined style */
.logout-cancel-btn {
  flex: 1;
  max-width: 130px;
  padding: 10px 0;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s;
  font-family: var(--font);
}
.logout-cancel-btn:hover {
  background: var(--surface-2);
  border-color: var(--text-secondary);
}

/* Log out button — red filled */
.logout-confirm-btn {
  flex: 1;
  max-width: 130px;
  padding: 10px 0;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--danger);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, box-shadow .15s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font);
}
.logout-confirm-btn:hover {
  background: #DC2626;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.35);
}

/* Dark mode adjustments */
[data-theme="dark"] .logout-modal-box {
  background: #1E293B;
  border: 1px solid #334155;
}
[data-theme="dark"] .logout-cancel-btn {
  background: #0F172A;
  border-color: #475569;
  color: var(--text);
}
[data-theme="dark"] .logout-cancel-btn:hover {
  background: #1E293B;
  border-color: #94A3B8;
}


/* ========================
   7. SIDEBAR
   ======================== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  box-shadow: 2px 0 8px rgba(0,0,0,.12);
  z-index: 10;
}

.sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
}
.sidebar-school  { font-size: 9px; color: var(--sidebar-muted); letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
.sidebar-system  { font-size: 14px; font-weight: 700; color: #fff; margin-top: 4px; line-height: 1.3; }
.sidebar-tagline { font-size: 10px; color: var(--sidebar-muted); margin-top: 3px; }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 8px 0; }
.sidebar-nav::-webkit-scrollbar       { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 4px; }

.nav-section-label {
  padding: 12px 16px 4px;
  font-size: 9px;
  color: var(--sidebar-muted);
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 600;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--sidebar-text);
  background: none;
  border: none;
  border-left: 3px solid transparent;
  width: 100%;
  text-align: left;
  transition: all .15s;
  cursor: pointer;
}
.nav-item:hover  { background: var(--sidebar-hover); color: #fff; }
.nav-item.active {
  background: var(--sidebar-active);
  color: #fff;
  border-left-color: #60A5FA;
}
.nav-item.locked { opacity: .3; cursor: not-allowed; pointer-events: none; }
.nav-icon        { font-size: 16px; width: 18px; text-align: center; flex-shrink: 0; }
.nav-label       { flex: 1; }
.nav-lock        { font-size: 10px; }

.sidebar-footer {
  padding: 12px 14px;
  border-top: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
}

/* Demo role switcher */
.demo-role-block {
  background: rgba(251,191,36,.1);
  border: 1px solid rgba(251,191,36,.2);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  margin-bottom: 10px;
}
.demo-label {
  font-size: 9px;
  color: #FCD34D;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 5px;
}
.demo-role-block select {
  width: 100%;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(251,191,36,.25);
  background: rgba(255,255,255,.06);
  color: #fff;
  font-size: 12px;
  font-family: var(--font);
}

/* Dark mode toggle in sidebar */
.sb-dark-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.sb-dark-label { font-size: 12px; color: var(--sidebar-text); font-weight: 500; }
.dark-toggle-btn { background: none; border: none; cursor: pointer; padding: 0; }
.dark-toggle-track {
  width: 36px; height: 20px;
  background: rgba(255,255,255,.15);
  border-radius: 20px;
  display: flex; align-items: center;
  padding: 2px;
  transition: background .3s;
}
[data-theme="dark"] .dark-toggle-track { background: var(--primary); }
.dark-toggle-thumb {
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform .3s;
  box-shadow: 0 1px 3px rgba(0,0,0,.3);
}
[data-theme="dark"] .dark-toggle-thumb { transform: translateX(16px); }

/* User pill */
.user-pill      { display: flex; align-items: center; gap: 8px; }
.user-pill-info { flex: 1; min-width: 0; }
.sidebar-username {
  font-size: 13px; font-weight: 600; color: #fff;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 115px;
}

/* Logout button — sidebar */
.logout-btn-full {
  display: flex; align-items: center; gap: 4px;
  background: rgba(239,68,68,.15);
  border: 1px solid rgba(239,68,68,.25);
  border-radius: var(--radius-sm);
  color: #FCA5A5;
  font-size: 11px; font-weight: 600;
  padding: 4px 10px;
  cursor: pointer;
  margin-left: auto;
  transition: background .15s;
  white-space: nowrap;
}
.logout-btn-full:hover { background: rgba(239,68,68,.3); }
.logout-icon { font-size: 13px; }
.logout-btn  { display: none; }

/* ========================
   8. MAIN AREA
   ======================== */
.main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  background: var(--bg);
}

/* ========================
   9. TOPBAR
   ======================== */
.topbar {
  height: 60px;
  padding: 0 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.topbar-left  { display: flex; align-items: center; gap: 14px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }

.page-title   { font-size: 24px; font-weight: 700; color: var(--text); }
.top-date     { font-size: 13px; color: var(--text-secondary); }

/* Topbar dark mode button */
.topbar-dark-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 9px;
  font-size: 15px;
  cursor: pointer;
  color: var(--text);
  transition: background .15s;
  line-height: 1;
}
.topbar-dark-btn:hover { background: var(--primary-light); border-color: var(--primary); }

/* Topbar logout */
.topbar-logout-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--danger-light);
  background: var(--danger-light);
  color: var(--danger-dark);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
  transition: .15s;
}
.topbar-logout-btn:hover { background: var(--danger); color: #fff; border-color: var(--danger); }

/* Home button */
.home-btn {
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 500;
}

/* Role badge */
.role-badge {
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

/* ========================
   10. PAGE CONTENT
   ======================== */
.page-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  background: var(--bg);
}
.page-content::-webkit-scrollbar       { width: 5px; }
.page-content::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.page-content::-webkit-scrollbar-track { background: transparent; }

.page-section        { display: none !important; }
.page-section.active { display: block !important; min-height: 200px; }

/* ========================
   11. STAT CARDS
   ======================== */
.stats-grid { display: grid; gap: 16px; margin-bottom: 20px; }
.cols-4     { grid-template-columns: repeat(4,1fr); }
.cols-3     { grid-template-columns: repeat(3,1fr); }
.cols-2     { grid-template-columns: repeat(2,1fr); }

.stat-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: box-shadow .2s, transform .2s;
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }

.stat-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  float: right;
  margin-left: 12px;
}
.stat-label { font-size: 12px; color: var(--text-secondary); font-weight: 500; margin-bottom: 6px; text-transform: uppercase; letter-spacing: .04em; }
.stat-value { font-size: 26px; font-weight: 700; color: var(--text); line-height: 1.2; }
.stat-sub   { font-size: 12px; color: var(--text-light); margin-top: 4px; }

/* Icon color variants */
.icon-blue   { background: var(--info-light);    color: var(--primary); }
.icon-green  { background: var(--success-light);  color: var(--success); }
.icon-yellow { background: var(--warning-light);  color: var(--warning); }
.icon-red    { background: var(--danger-light);   color: var(--danger); }
.icon-purple { background: var(--purple-light);   color: var(--purple); }

/* ========================
   12. CARD
   ======================== */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

/* ========================
   13. TOOLBAR
   ======================== */
.toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.toolbar-title { font-size: 16px; font-weight: 600; flex: 1; color: var(--text); }

.toolbar input,
.toolbar select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text);
  background: var(--surface);
  transition: border .15s, box-shadow .15s;
  outline: none;
}
.toolbar input          { flex: 1; min-width: 180px; }
.toolbar input:focus,
.toolbar select:focus   { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

/* ========================
   14. TABLE
   ======================== */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

table           { width: 100%; border-collapse: collapse; }
thead th {
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: left;
  border-bottom: 2px solid var(--border);
  background: var(--surface-2);
  text-transform: uppercase;
  letter-spacing: .05em;
  white-space: nowrap;
}
tbody td {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td      { background: var(--primary-hover); }
.td-title   { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.td-actions { white-space: nowrap; }
.empty-cell { text-align: center; color: var(--text-secondary); font-style: italic; padding: 28px 16px; font-size: 13px; }

/* ========================
   15. BADGES
   ======================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.badge-blue   { background: var(--info-light);    color: var(--info-dark);    }
.badge-green  { background: var(--success-light);  color: var(--success-dark); }
.badge-yellow { background: var(--warning-light);  color: var(--warning-dark); }
.badge-red    { background: var(--danger-light);   color: var(--danger-dark);  }
.badge-purple { background: var(--purple-light);   color: var(--purple-dark);  }
.badge-gray   { background: #F3F4F6; color: var(--text-secondary); border: 1px solid var(--border); }

/* ========================
   16. BUTTONS
   ======================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all .15s;
  line-height: 1.4;
  font-family: var(--font);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 4px 12px rgba(37,99,235,.25); }
.btn-outline { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--surface-2); border-color: var(--border-strong); }
.btn-success { background: var(--success-light); color: var(--success-dark); border: 1px solid var(--success-light); }
.btn-success:hover { background: var(--success); color: #fff; }
.btn-danger  { background: var(--danger-light); color: var(--danger-dark); border: 1px solid var(--danger-light); }
.btn-danger:hover  { background: var(--danger); color: #fff; }
.btn-fw { width: 100%; justify-content: center; }

/* Action buttons in tables */
.btn-action {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: .15s;
  margin-right: 4px;
  font-family: var(--font);
}
.btn-action:last-child { margin-right: 0; }
.btn-edit   { background: var(--info-light);   color: var(--info-dark);   border-color: var(--info-light);   }
.btn-edit:hover   { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-delete { background: var(--danger-light); color: var(--danger-dark); border-color: var(--danger-light); }
.btn-delete:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-sm { padding: 3px 10px; font-size: 12px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface-2); cursor: pointer; font-family: var(--font); color: var(--text); }
.btn-sm:hover { background: var(--border); }

/* ========================
   17. BANNER / ALERT
   ======================== */
.banner {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-left: 3px solid transparent;
}
.banner-blue   { background: var(--info-light);    color: var(--info-dark);    border-left-color: var(--primary); }
.banner-green  { background: var(--success-light);  color: var(--success-dark); border-left-color: var(--success); }
.banner-yellow { background: var(--warning-light);  color: var(--warning-dark); border-left-color: var(--warning); }
.banner-purple { background: var(--purple-light);   color: var(--purple-dark);  border-left-color: var(--purple); }
.banner-red    { background: var(--danger-light);   color: var(--danger-dark);  border-left-color: var(--danger); }

/* ========================
   18. FORM ELEMENTS
   ======================== */
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text);
  background: var(--surface);
  transition: border .15s, box-shadow .15s;
  outline: none;
  font-family: var(--font);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.form-group textarea         { resize: vertical; min-height: 80px; }
.form-group input[readonly]  { background: var(--surface-2); color: var(--text-secondary); cursor: default; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ========================
   19. MODAL
   ======================== */
.modal-overlay {
  display: none !important;
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  background: rgba(0,0,0,.55) !important;
  z-index: 99999 !important;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}
.modal-overlay.open { display: flex !important; }

.modal-box {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px;
  width: 480px;
  max-width: 94vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modal-in .2s ease;
}
@keyframes modal-in { from { opacity:0; transform:translateY(-16px) scale(.97); } to { opacity:1; transform:none; } }
.modal-box::-webkit-scrollbar       { width: 4px; }
.modal-box::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.modal-title   { font-size: 18px; font-weight: 600; color: var(--text); }
.modal-close   { background: none; border: none; font-size: 20px; color: var(--text-secondary); cursor: pointer; padding: 0; line-height: 1; border-radius: 4px; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; transition: background .15s; }
.modal-close:hover { background: var(--surface-2); color: var(--text); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border); }

/* ========================
   20. INFO ROW
   ======================== */
.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.info-row:last-child { border-bottom: none; }
.info-row > span:first-child { color: var(--text-secondary); font-weight: 500; }

.activity-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.activity-row:last-child { border-bottom: none; }
.activity-icon { font-size: 18px; margin-top: 1px; }

/* ========================
   21. E-BOOK GRID
   ======================== */
.ebook-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 16px;
  margin-bottom: 20px;
}
.ebook-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .2s;
}
.ebook-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.ebook-cover  { height: 80px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 32px; margin-bottom: 12px; }
.ebook-title  { font-size: 14px; font-weight: 600; line-height: 1.4; margin-bottom: 4px; color: var(--text); }
.ebook-author { font-size: 12px; color: var(--text-secondary); margin-bottom: 10px; }
.ebook-footer { display: flex; justify-content: space-between; align-items: center; }
.ebook-actions{ display: flex; gap: 5px; }

/* ========================
   22. CLEARANCE
   ======================== */
.clearance-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s;
}
.clearance-card:hover { box-shadow: var(--shadow); }

/* ========================
   23. ANALYTICS BARS
   ======================== */
.bar-row   { margin-bottom: 12px; }
.bar-label { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 5px; font-weight: 500; }
.bar-track { height: 8px; border-radius: 4px; background: var(--info-light); }
.bar-fill  { height: 8px; border-radius: 4px; background: var(--primary); }

/* ========================
   24. ID VERIFY
   ======================== */
.id-verify-wrap { max-width: 480px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.id-result-box  { display: none; }
.id-result-header { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }

.avatar-lg {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; flex-shrink: 0;
}
.av-purple { background: var(--purple-light); color: var(--purple-dark); }
.av-blue   { background: var(--info-light);   color: var(--info-dark);   }
.av-green  { background: var(--success-light); color: var(--success-dark); }
.av-yellow { background: var(--warning-light); color: var(--warning-dark); }

/* ========================
   25. AVATAR (sidebar)
   ======================== */
.avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; flex-shrink: 0;
}

/* ========================
   26. PERMISSIONS
   ======================== */
.perm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.perm-list { list-style: none; margin-top: 8px; display: flex; flex-direction: column; gap: 7px; }
.perm-list li { font-size: 13px; }
.perm-yes { color: var(--success-dark); }
.perm-no  { color: var(--text-light); }

/* ========================
   27. ACCESS DENIED
   ======================== */
.denied-wrap  { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 320px; gap: 12px; text-align: center; }
.denied-icon  { font-size: 52px; }
.denied-title { font-size: 20px; font-weight: 700; color: var(--text); }

/* ========================
   28. TOAST
   ======================== */
.toast {
  position: fixed;
  bottom: 24px; right: 24px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 13px; font-weight: 500;
  z-index: 9999;
  box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none;
  transition: opacity .3s, transform .3s;
  transform: translateY(8px);
  max-width: 320px;
}
.toast-show    { opacity: 1; pointer-events: auto; transform: translateY(0); }
.toast-success { background: var(--success-light); color: var(--success-dark); border-left: 3px solid var(--success); }
.toast-error   { background: var(--danger-light);  color: var(--danger-dark);  border-left: 3px solid var(--danger); }

/* ========================
   29. LOGOUT CONFIRM MODAL
   ======================== */
.logout-confirm-content  { text-align: center; padding: 8px 0 4px; }
.logout-confirm-icon     { font-size: 40px; margin-bottom: 12px; }
.logout-confirm-title    { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.logout-confirm-sub      { font-size: 13px; color: var(--text-secondary); }

/* ========================
   30. RFID ID VERIFICATION
   ======================== */
.rfid-status {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500;
  margin-bottom: 16px;
  border-left: 3px solid transparent;
  transition: all .3s;
}
.rfid-waiting { background: #F0F9FF; color: #0369A1; border-left-color: #38BDF8; }
.rfid-reading { background: var(--warning-light); color: var(--warning-dark); border-left-color: var(--warning); animation: rfid-pulse .6s infinite alternate; }
.rfid-success { background: var(--success-light);  color: var(--success-dark); border-left-color: var(--success); }
.rfid-error   { background: var(--danger-light);   color: var(--danger-dark);  border-left-color: var(--danger); }
.rfid-icon    { font-size: 20px; }

@keyframes rfid-pulse { from { opacity:1; } to { opacity:.55; } }

.rfid-input-label { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; }
.rfid-badge { background: var(--primary); color: #fff; padding: 1px 8px; border-radius: 20px; font-size: 10px; font-weight: 700; letter-spacing: .04em; }

.rfid-input-wrap {
  display: flex; align-items: center;
  border: 2px solid var(--primary);
  border-radius: var(--radius-sm);
  background: var(--surface);
  overflow: hidden;
  transition: box-shadow .2s;
}
.rfid-input-wrap:focus-within { box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.rfid-input-icon {
  padding: 0 14px;
  font-size: 20px;
  border-right: 1px solid var(--border);
  background: var(--surface-2);
  height: 46px;
  display: flex; align-items: center;
}
.rfid-input {
  flex: 1; border: none !important; outline: none !important;
  padding: 10px 14px;
  font-size: 15px; font-weight: 500;
  background: transparent;
  color: var(--text);
  font-family: var(--font);
  letter-spacing: .04em;
}
.rfid-hint {
  margin-top: 10px; padding: 9px 12px;
  background: var(--surface-2); border-radius: var(--radius-sm);
  font-size: 12px; color: var(--text-secondary); line-height: 1.5;
}

.rfid-borrow-row {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 9px 0; border-bottom: 1px solid var(--border);
}
.rfid-borrow-row:last-child { border-bottom: none; }
.rfid-borrow-icon { font-size: 16px; margin-top: 2px; }

/* RFID guide */
.rfid-guide      { display: flex; flex-direction: column; gap: 16px; margin-top: 10px; }
.rfid-guide-step { display: flex; align-items: flex-start; gap: 14px; }
.rfid-step-num {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0;
}
.rfid-guide-step code {
  background: var(--surface-2); padding: 1px 6px;
  border-radius: 4px; font-size: 12px; border: 1px solid var(--border);
}

/* ========================
   31. USER REGISTRATION TABS
   ======================== */
.reg-tabs {
  display: flex; gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 20px;
}
.reg-tab {
  padding: 10px 18px;
  border: none; background: none;
  font-size: 14px; font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color .15s, border-color .15s;
  font-family: var(--font);
}
.reg-tab:hover  { color: var(--text); }
.reg-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

.reg-tab-panel        { display: none; }
.reg-tab-panel.active { display: block; }

/* ========================
   32. RFID REGISTRATION FLOW
   ======================== */
.rfid-steps-bar {
  display: flex; align-items: center;
  margin-bottom: 20px; padding: 16px 20px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
}
.rfid-step { display: flex; flex-direction: column; align-items: center; gap: 6px; flex: 1; }
.rfid-step-circle {
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  background: #F3F4F6; color: var(--text-secondary); border: 2px solid var(--border);
  transition: all .3s;
}
.rfid-step-circle.active  { background: var(--info-light); color: var(--primary); border-color: var(--primary); }
.rfid-step-circle.current { background: var(--primary); color: #fff; border-color: var(--primary-dark); box-shadow: 0 0 0 4px rgba(37,99,235,.15); }
.rfid-step-label { font-size: 10px; color: var(--text-secondary); text-align: center; font-weight: 500; }
.rfid-step-line  { flex: 1; height: 2px; background: var(--border); margin-bottom: 20px; }

.rfid-register-wrap { max-width: 600px; display: flex; flex-direction: column; gap: 16px; }

.rfid-scan-box {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 28px; text-align: center;
  background: var(--surface-2);
  transition: border-color .3s, background .3s;
}
.rfid-scan-box.rfid-scan-success { border-color: var(--success); background: var(--success-light); }
.rfid-scan-icon  { font-size: 52px; margin-bottom: 14px; }
.rfid-scan-title { font-size: 17px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.rfid-scan-sub   { font-size: 13px; color: var(--text-secondary); }

.rfid-captured {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--success-light); border: 1px solid #6EE7B7;
  border-radius: var(--radius-sm); padding: 12px 16px;
}
.rfid-captured-chip   { display: flex; align-items: center; gap: 10px; font-size: 20px; }
.rfid-captured-label  { font-size: 11px; font-weight: 700; color: var(--success-dark); }
.rfid-captured-uid    { font-size: 13px; font-weight: 600; color: var(--success-dark); font-family: monospace; }

.rfid-reg-form    { padding: 4px 0; }
.rfid-reg-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }

.rfid-success-box   { text-align: center; padding: 48px 28px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.rfid-success-icon  { font-size: 56px; margin-bottom: 14px; }
.rfid-success-title { font-size: 20px; font-weight: 700; color: var(--success-dark); margin-bottom: 10px; }
.rfid-success-sub   { font-size: 14px; color: var(--text-secondary); line-height: 1.6; white-space: pre-line; }

/* ========================
   33. MANUAL FORM
   ======================== */
.manual-form-wrap { max-width: 620px; }
.rfid-manual-input-wrap { display: flex; gap: 6px; align-items: center; }
.rfid-manual-input-wrap input { flex: 1; }
.rfid-scan-btn {
  padding: 8px 12px; font-size: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2); cursor: pointer;
  transition: background .15s, color .15s; flex-shrink: 0;
  font-family: var(--font);
}
.rfid-scan-btn:hover { background: var(--primary-light); border-color: var(--primary); }

/* ========================
   34. BULK IMPORT
   ======================== */
.bulk-upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 28px; text-align: center;
  cursor: pointer; background: var(--surface-2);
  transition: border-color .2s, background .2s;
}
.bulk-upload-zone:hover,
.bulk-upload-zone.drag-over { border-color: var(--primary); background: var(--primary-light); }
.bulk-upload-icon  { font-size: 40px; margin-bottom: 12px; }
.bulk-upload-label { font-size: 15px; font-weight: 500; margin-bottom: 4px; color: var(--text); }

.bulk-template-preview {
  margin-top: 14px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden; font-size: 12px;
}
.bulk-template-row { display: grid; grid-template-columns: repeat(6,1fr); }
.bulk-template-row > span {
  padding: 7px 10px; border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.bulk-template-row > span:last-child { border-right: none; }
.bulk-template-header {
  background: var(--surface-2); font-weight: 600;
  color: var(--text-secondary); text-transform: uppercase;
  letter-spacing: .04em; font-size: 10px;
}
.bulk-summary-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.bulk-chip    { padding: 3px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.chip-green   { background: var(--success-light);  color: var(--success-dark); }
.chip-yellow  { background: var(--warning-light);  color: var(--warning-dark); }
.chip-red     { background: var(--danger-light);   color: var(--danger-dark);  }
.chip-gray    { background: #F3F4F6;               color: var(--text-secondary); }

.row-error td { background: #FFF5F5; }
.row-warn  td { background: #FFFBEB; }

.rfid-uid-chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; background: var(--info-light); color: var(--info-dark);
  padding: 2px 10px; border-radius: 20px; font-weight: 500; letter-spacing: .03em;
}

/* ========================
   35. DARK MODE
   ======================== */
[data-theme="dark"] {
  --bg:             #0F172A;
  --surface:        #1E293B;
  --surface-2:      #0F172A;
  --border:         #334155;
  --border-strong:  #475569;
  --text:           #F1F5F9;
  --text-secondary: #94A3B8;
  --text-light:     #64748B;

  --primary-light:  rgba(37,99,235,.15);
  --primary-hover:  rgba(37,99,235,.08);
  --info-light:     rgba(59,130,246,.15);
  --info-dark:      #93C5FD;
  --success-light:  rgba(16,185,129,.12);
  --success-dark:   #6EE7B7;
  --warning-light:  rgba(245,158,11,.12);
  --warning-dark:   #FCD34D;
  --danger-light:   rgba(239,68,68,.12);
  --danger-dark:    #FCA5A5;
  --purple-light:   rgba(139,92,246,.12);
  --purple-dark:    #C4B5FD;

  --sidebar-bg:     #0F172A;
}

[data-theme="dark"] body          { background: #0F172A !important; color: #F1F5F9 !important; }
[data-theme="dark"] .main-area    { background: #0F172A !important; }
[data-theme="dark"] .page-content { background: #0F172A !important; }
[data-theme="dark"] .app-wrap     { background: #0F172A !important; }
[data-theme="dark"] .page-section.active { background: #0F172A; }
[data-theme="dark"] .login-wrap   { background: linear-gradient(135deg, #0F172A, #1E40AF); }
[data-theme="dark"] .login-box    { background: #1E293B; border: 1px solid var(--border); }
[data-theme="dark"] .topbar       { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .card         { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }
[data-theme="dark"] .stat-card    { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }
[data-theme="dark"] .table-wrap   { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .modal-box    { background: #1E293B !important; }
[data-theme="dark"] thead th      { background: #162032 !important; color: #94A3B8 !important; border-color: #334155 !important; }
[data-theme="dark"] tbody td      { color: #F1F5F9 !important; border-color: #334155 !important; background: #1E293B; }
[data-theme="dark"] tbody tr:hover td { background: #253348 !important; }
[data-theme="dark"] .card-title   { color: #F1F5F9 !important; border-color: #334155 !important; }

/* Banners - solid visible backgrounds in dark mode */
[data-theme="dark"] .banner        { color: #F1F5F9 !important; }
[data-theme="dark"] .banner-purple { background: #2D1B69 !important; color: #C4B5FD !important; border-left-color: #8B5CF6 !important; }
[data-theme="dark"] .banner-blue   { background: #1E3A5F !important; color: #93C5FD !important; border-left-color: #3B82F6 !important; }
[data-theme="dark"] .banner-yellow { background: #3D2B00 !important; color: #FCD34D !important; border-left-color: #F59E0B !important; }
[data-theme="dark"] .banner-green  { background: #064E3B !important; color: #6EE7B7 !important; border-left-color: #10B981 !important; }
[data-theme="dark"] .banner-red    { background: #450A0A !important; color: #FCA5A5 !important; border-left-color: #EF4444 !important; }

/* Form elements in dark mode */
[data-theme="dark"] .form-group label   { color: #94A3B8 !important; }
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea { background: #0F172A !important; color: #F1F5F9 !important; border-color: #334155 !important; }
[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group select:focus { border-color: #3B82F6 !important; }
[data-theme="dark"] .form-group input[readonly] { background: #162032 !important; color: #64748B !important; }

/* Toolbar inputs */
[data-theme="dark"] .toolbar input,
[data-theme="dark"] .toolbar select   { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }

/* Stat cards */
[data-theme="dark"] .stat-label       { color: #94A3B8 !important; }
[data-theme="dark"] .stat-value       { color: #F1F5F9 !important; }
[data-theme="dark"] .stat-sub         { color: #64748B !important; }
[data-theme="dark"] .empty-cell       { color: #94A3B8 !important; }
[data-theme="dark"] .text-muted       { color: #94A3B8 !important; }

/* Reg tab panels */
[data-theme="dark"] .reg-tab-panel    { color: #F1F5F9; }
[data-theme="dark"] .reg-tabs         { border-color: #334155 !important; }
[data-theme="dark"] .reg-tab          { color: #94A3B8 !important; }
[data-theme="dark"] .reg-tab.active   { color: #60A5FA !important; border-bottom-color: #3B82F6 !important; }
[data-theme="dark"] .reg-tab:hover    { color: #F1F5F9 !important; }

/* Manual form wrap */
[data-theme="dark"] .manual-form-wrap .card { background: #1E293B !important; }
[data-theme="dark"] .rfid-register-wrap .card { background: #1E293B !important; }

/* Buttons in dark mode */
[data-theme="dark"] .btn-outline      { background: #1E293B !important; color: #F1F5F9 !important; border-color: #475569 !important; }
[data-theme="dark"] .btn-outline:hover{ background: #253348 !important; }
[data-theme="dark"] .btn-action       { background: #1E293B !important; color: #F1F5F9 !important; border-color: #334155 !important; }

/* Bulk import */
[data-theme="dark"] .bulk-upload-zone { background: #162032 !important; border-color: #334155 !important; color: #F1F5F9 !important; }
[data-theme="dark"] .bulk-upload-zone:hover { background: #1E3A5F !important; border-color: #3B82F6 !important; }
[data-theme="dark"] .bulk-template-preview { border-color: #334155 !important; }
[data-theme="dark"] .bulk-template-row > span { border-color: #334155 !important; color: #F1F5F9 !important; background: #1E293B !important; }
[data-theme="dark"] .bulk-template-header > span { background: #162032 !important; color: #94A3B8 !important; }

/* RFID panels */
[data-theme="dark"] .rfid-steps-bar  { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .rfid-scan-box   { background: #162032 !important; border-color: #334155 !important; }
[data-theme="dark"] .rfid-step-label { color: #94A3B8 !important; }
[data-theme="dark"] .rfid-step-line  { background: #334155 !important; }
[data-theme="dark"] .rfid-scan-title { color: #F1F5F9 !important; }
[data-theme="dark"] .rfid-scan-sub   { color: #94A3B8 !important; }

/* More components */
[data-theme="dark"] .ebook-card       { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .ebook-title      { color: #F1F5F9 !important; }
[data-theme="dark"] .ebook-author     { color: #94A3B8 !important; }
[data-theme="dark"] .clearance-card   { background: #1E293B !important; border-color: #334155 !important; }
[data-theme="dark"] .info-row         { border-color: #334155 !important; color: #F1F5F9 !important; }
[data-theme="dark"] .info-row span:first-child { color: #94A3B8 !important; }
[data-theme="dark"] .activity-row     { border-color: #334155 !important; }
[data-theme="dark"] .table-wrap table { background: #1E293B !important; }
[data-theme="dark"] .two-col .card    { background: #1E293B !important; }
[data-theme="dark"] .modal-actions    { border-color: #334155 !important; }
[data-theme="dark"] .modal-header     { border-color: #334155 !important; }
[data-theme="dark"] .modal-title      { color: #F1F5F9 !important; }
[data-theme="dark"] .modal-close      { color: #94A3B8 !important; }

/* Fix sidebar role switcher select */
[data-theme="dark"] .demo-role-block select { color: #F1F5F9 !important; }

/* Denied page */  
[data-theme="dark"] .denied-title     { color: #F1F5F9 !important; }
[data-theme="dark"] .rfid-scan-box    { background: #0F172A; }
[data-theme="dark"] .bulk-upload-zone { background: #0F172A; }
[data-theme="dark"] .rfid-steps-bar   { background: #1E293B; }
[data-theme="dark"] .rfid-success-box { background: #1E293B; }
[data-theme="dark"] .clearance-card   { background: #1E293B; }
[data-theme="dark"] .ebook-card       { background: #1E293B; }
[data-theme="dark"] .reg-tabs         { border-color: var(--border); }
[data-theme="dark"] .demo-role-block  { background: rgba(251,191,36,.06); }

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
  background: #0F172A; color: var(--text); border-color: var(--border);
}
[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus { background: #1E293B; }
[data-theme="dark"] input[readonly] { background: #0A0F1A; color: var(--text-secondary); }
[data-theme="dark"] .demo-role-block select { background: rgba(255,255,255,.05); }
[data-theme="dark"] .rfid-input-icon { background: #0F172A; }

[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #475569; }
[data-theme="dark"] ::-webkit-scrollbar-track { background: #1E293B; }

/* ========================
   36. RESPONSIVE
   ======================== */
@media (max-width: 1100px) {
  .cols-4     { grid-template-columns: 1fr 1fr; }
  .ebook-grid { grid-template-columns: 1fr 1fr; }
  .perm-grid  { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --sidebar-width: 200px; }
  .page-content { padding: 16px; }
  .cols-3, .cols-4 { grid-template-columns: 1fr 1fr; }
  .ebook-grid  { grid-template-columns: 1fr; }
  .form-row-2  { grid-template-columns: 1fr; }
  .two-col     { grid-template-columns: 1fr; }
  .topbar      { padding: 0 16px; }
  .page-title  { font-size: 18px; }
}
@media (max-width: 580px) {
  .rfid-steps-bar { padding: 10px; }
  .rfid-step-label { display: none; }
  .rfid-compat-grid { grid-template-columns: 1fr; }
}

/* ========================
   37. LOGOUT MODAL
   (matches screenshot design)
   ======================== */

/* Override the generic modal-overlay for logout specifically */
#logout-modal.modal-overlay {
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 99999;
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
}
#logout-modal.modal-overlay.open {
  display: flex;
}

.logout-modal-box {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 36px 32px 28px;
  width: 360px;
  max-width: 92vw;
  text-align: center;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  animation: modal-in .2s ease;
}

/* Icon container — square outlined box like in screenshot */
.logout-modal-icon {
  width: 56px;
  height: 56px;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 26px;
  background: var(--surface-2);
}

[data-theme="dark"] .logout-modal-icon {
  border-color: #475569;
  background: #1E293B;
}

.logout-modal-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  font-family: var(--font);
}

.logout-modal-sub {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  line-height: 1.5;
}

.logout-modal-user {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 24px;
  min-height: 18px;
}

.logout-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

/* Cancel button — outlined style */
.logout-cancel-btn {
  flex: 1;
  max-width: 130px;
  padding: 10px 0;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s;
  font-family: var(--font);
}
.logout-cancel-btn:hover {
  background: var(--surface-2);
  border-color: var(--text-secondary);
}

/* Log out button — red filled */
.logout-confirm-btn {
  flex: 1;
  max-width: 130px;
  padding: 10px 0;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--danger);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, box-shadow .15s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font);
}
.logout-confirm-btn:hover {
  background: #DC2626;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.35);
}

/* Dark mode adjustments */
[data-theme="dark"] .logout-modal-box {
  background: #1E293B;
  border: 1px solid #334155;
}
[data-theme="dark"] .logout-cancel-btn {
  background: #0F172A;
  border-color: #475569;
  color: var(--text);
}
[data-theme="dark"] .logout-cancel-btn:hover {
  background: #1E293B;
  border-color: #94A3B8;
}

/* ========================
   38. LOADING SPINNER
   ======================== */
#global-loader {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99998;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
.loader-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(2px);
}
.loader-box {
  position: relative;
  z-index: 1;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-lg);
  min-width: 180px;
}
.loader-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-msg {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
}
[data-theme="dark"] .loader-box { background: #1E293B; }

/* ========================
   39. FORM VALIDATION UI
   ======================== */
.input-error {
  border-color: var(--danger) !important;
  box-shadow: 0 0 0 3px rgba(239,68,68,.12) !important;
  background: #fff8f8 !important;
}
[data-theme="dark"] .input-error {
  background: #2D1515 !important;
}
.field-error {
  display: block;
  font-size: 11px;
  color: var(--danger);
  margin-top: 4px;
  font-weight: 500;
}
.field-error::before { content: '⚠ '; }

/* ========================
   40. REPORTS PAGE
   ======================== */
.report-type-grid {
  display: grid;
  grid-template-columns: repeat(5,1fr);
  gap: 10px;
  margin-top: 4px;
}
.report-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 10px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
  font-family: var(--font);
}
.report-type-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.report-type-btn.active {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}
.report-type-icon { font-size: 22px; }

.rpt-summary { margin-bottom: 14px; }
.rpt-summary-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.rpt-chip {
  padding: 4px 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-secondary);
}
[data-theme="dark"] .rpt-chip {
  background: #162032;
  border-color: #334155;
  color: #94A3B8;
}
[data-theme="dark"] .report-type-btn {
  background: #162032;
  border-color: #334155;
  color: #94A3B8;
}
[data-theme="dark"] .report-type-btn.active,
[data-theme="dark"] .report-type-btn:hover {
  background: #1E3A5F;
  border-color: #3B82F6;
  color: #93C5FD;
}

@media (max-width: 900px) {
  .report-type-grid { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 600px) {
  .report-type-grid { grid-template-columns: repeat(2,1fr); }
}

/* ========================
   41. DATA DICTIONARY
   ======================== */
.field-code {
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 12px;
  font-family: 'Courier New', monospace;
  font-weight: 600;
}
.type-chip {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 7px;
  font-size: 11px;
  font-family: monospace;
  color: var(--text-secondary);
}
.key-chip {
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
}
.key-pk { background: #FEF3C7; color: #92400E; }
.key-fk { background: #DBEAFE; color: #1E40AF; }
.key-uq { background: #D1FAE5; color: #065F46; }
.key-ix { background: #EDE9FE; color: #5B21B6; }
[data-theme="dark"] .field-code { background: #1E3A5F; color: #93C5FD; }
[data-theme="dark"] .type-chip  { background: #162032; border-color: #334155; color: #94A3B8; }
[data-theme="dark"] .key-pk { background: #3D2B00; color: #FCD34D; }
[data-theme="dark"] .key-fk { background: #1E3A5F; color: #93C5FD; }
[data-theme="dark"] .key-uq { background: #064E3B; color: #6EE7B7; }
[data-theme="dark"] .key-ix { background: #2D1B69; color: #C4B5FD; }

/* ========================
   42. PRINT STYLES
   ======================== */
.print-only { display: none !important; }
.no-print   { }

@media print {
  /* Hide UI elements */
  .sidebar,
  .topbar,
  .reg-tabs,
  .toolbar,
  .no-print,
  #global-loader,
  .modal-overlay,
  .toast,
  .banner      { display: none !important; }

  /* Show print-only elements */
  .print-only  { display: block !important; }

  /* Full width layout */
  .app-wrap,
  .main-area   { display: block !important; width: 100% !important; height: auto !important; overflow: visible !important; }
  .page-content { padding: 0 !important; background: #fff !important; overflow: visible !important; }
  .page-section { display: none !important; }
  .page-section.active { display: block !important; }

  /* Card and table styles for print */
  body         { background: #fff !important; color: #000 !important; font-family: Arial, sans-serif; font-size: 11pt; }
  .card        { border: 1px solid #ccc !important; box-shadow: none !important; background: #fff !important; break-inside: avoid; margin-bottom: 12pt; }
  .card-title  { color: #000 !important; border-color: #ccc !important; }
  table        { width: 100% !important; border-collapse: collapse !important; }
  thead th     { background: #1E3A5F !important; color: #fff !important; padding: 6pt 8pt !important; font-size: 9pt; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  tbody td     { padding: 5pt 8pt !important; border: 1px solid #ddd !important; font-size: 9pt; color: #000 !important; }
  tbody tr:nth-child(even) td { background: #f9f9f9 !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .table-wrap  { border: none !important; box-shadow: none !important; }

  /* Report header */
  .rpt-header {
    display: flex !important;
    align-items: center;
    gap: 14pt;
    margin-bottom: 16pt;
    padding-bottom: 10pt;
    border-bottom: 2pt solid #1E3A5F;
  }
  .rpt-logo        { font-size: 28pt; }
  .rpt-school      { font-size: 11pt; color: #6B7280; font-weight: 600; }
  .rpt-title-print { font-size: 16pt; font-weight: 700; color: #111827; margin-top: 4pt; }
  .rpt-date-print  { font-size: 9pt;  color: #6B7280; }

  /* Report footer */
  .rpt-footer {
    display: block !important;
    text-align: center;
    margin-top: 20pt;
    font-size: 9pt;
    color: #6B7280;
    border-top: 1pt solid #ddd;
    padding-top: 8pt;
  }

  /* Page breaks */
  .card        { page-break-inside: avoid; }
  thead        { display: table-header-group; }
  tr           { page-break-inside: avoid; }

  /* Data dictionary print */
  .field-code  { background: #EFF6FF !important; color: #1E40AF !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .type-chip   { background: #F3F4F6 !important; border: 1px solid #ccc !important; }
  .key-pk, .key-fk, .key-uq, .key-ix { -webkit-print-color-adjust: exact; print-color-adjust: exact; }

  /* Page margin */
  @page {
    margin: 1.5cm 1.5cm 2cm 1.5cm;
    size: A4 portrait;
  }
}

/* ========================
   43. ACCESSIBILITY
   ======================== */
.skip-link {
  position: absolute;
  top: -100px;
  left: 12px;
  background: var(--primary);
  color: #fff;
  padding: 8px 16px;
  border-radius: 0 0 var(--radius) var(--radius);
  font-size: 13px;
  font-weight: 600;
  z-index: 999999;
  transition: top .2s;
  text-decoration: none;
}
.skip-link:focus { top: 0; outline: 3px solid #fff; outline-offset: 2px; }

/* Focus styles — visible keyboard focus ring on all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--primary) !important;
  outline-offset: 2px !important;
}

/* =====================================================
   NEW FEATURES CSS
   ===================================================== */

/* ── HAMBURGER BUTTON ──────────────────────────────── */
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background .18s ease, transform .18s ease;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}
.hamburger-btn:hover { background: var(--surface-2); }
.ham-line {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transform-origin: center;
  transition: transform .28s cubic-bezier(.4,0,.2,1), opacity .18s ease, background .18s ease;
}
/* Animate to X when collapsed */
.sidebar-collapsed .ham-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.sidebar-collapsed .ham-line:nth-child(2) { opacity: 0; }
.sidebar-collapsed .ham-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── SIDEBAR COLLAPSE ──────────────────────────────── */
.sidebar {
  transition: width .32s cubic-bezier(.4,0,.2,1), min-width .32s cubic-bezier(.4,0,.2,1), box-shadow .32s ease;
  overflow: hidden;
  will-change: width;
}
.sidebar > * {
  opacity: 1;
  transition: opacity .16s ease;
}
.app-wrap.sidebar-collapsed .sidebar {
  width: 0 !important;
  min-width: 0 !important;
  padding: 0 !important;
  border: none;
  box-shadow: none;
}
.app-wrap.sidebar-collapsed .sidebar > * { opacity: 0; }

@media (max-width: 768px) {
  .sidebar {
    position: fixed; left: 0; top: 0; height: 100vh; z-index: 300;
    transform: translate3d(-100%,0,0); width: 220px !important;
    transition: transform .32s cubic-bezier(.4,0,.2,1), box-shadow .32s ease; box-shadow: none;
    will-change: transform;
  }
  .app-wrap.sidebar-open .sidebar {
    transform: translate3d(0,0,0);
    box-shadow: 4px 0 20px rgba(0,0,0,.25);
  }
  .app-wrap.sidebar-open .ham-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .app-wrap.sidebar-open .ham-line:nth-child(2) { opacity: 0; }
  .app-wrap.sidebar-open .ham-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .main-area { margin-left: 0 !important; width: 100% !important; }
  /* Overlay behind sidebar on mobile */
  .app-wrap.sidebar-open::before {
    content: '';
    position: fixed; inset: 0; z-index: 299;
    background: rgba(0,0,0,.4);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity .28s ease, visibility .28s ease;
  }
  .app-wrap:not(.sidebar-open)::before {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sidebar, .sidebar > *, .hamburger-btn, .ham-line, .app-wrap.sidebar-open::before {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}



/* ============================================================
   REQUESTED UI BEHAVIOR — OPAC SLIDER / LIVE RESERVATIONS
   Visual styling stays within the existing BCP design system.
   ============================================================ */

/* Slideable Book Search — native horizontal rail, no arrow controls */
.opc-slider-shell {
  display: block;
  margin-bottom: 20px;
}
.opc-slider-viewport {
  width: 100%;
  min-width: 0;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  touch-action: pan-x;
  cursor: grab;
  outline: none;
}
.opc-slider-viewport:focus-visible {
  box-shadow: 0 0 0 2px var(--primary);
  border-radius: var(--radius-sm);
}
.opc-slider-viewport.is-dragging {
  cursor: grabbing;
  scroll-behavior: auto;
  user-select: none;
}
.opc-slider-table {
  min-width: 900px;
  margin-bottom: 0;
}
.opc-slider-viewport::-webkit-scrollbar { height: 7px; }
.opc-slider-viewport::-webkit-scrollbar-track {
  background: transparent;
}
.opc-slider-viewport::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 10px;
}
.opc-slider-viewport::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Reservation live availability */
.reservation-availability {
  margin-top: 8px;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.45;
}
.reservation-availability-success {
  background: var(--success-light);
  border-color: #a7f3d0;
  color: var(--success-dark);
}
.reservation-availability-warning {
  background: var(--warning-light);
  border-color: #fde68a;
  color: var(--warning-dark);
}
.reservation-availability-danger {
  background: var(--danger-light);
  border-color: #fecaca;
  color: var(--danger-dark);
}
.reservation-availability-muted { color: var(--text-secondary); }
.reservation-live-available { color: var(--success-dark); font-size: 11px; font-weight: 600; }
.reservation-live-unavailable { color: var(--warning-dark); font-size: 11px; font-weight: 600; }

/* Book-available notification */
.reservation-alert-modal { text-align: center; }
.reservation-alert-icon {
  width: 52px;
  height: 52px;
  margin: 4px auto 14px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--success-light);
  color: var(--success-dark);
  font-size: 27px;
  font-weight: 800;
}
.reservation-alert-title {
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}
.reservation-alert-message {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
  margin-top: 7px;
}

/* Real-time Analytics status bar */
.an-live-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.an-live-status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 12px;
}
.an-live-status strong {
  color: var(--success-dark);
  font-size: 10px;
  letter-spacing: .08em;
}
.an-live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px var(--success-light);
  animation: an-live-pulse 1.8s ease-in-out infinite;
}
.an-live-updated {
  color: var(--text-secondary);
  font-size: 11px;
}
@keyframes an-live-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .55; transform: scale(.85); }
}

[data-theme="dark"] .an-live-bar {
  background: #1E293B;
  border-color: #334155;
}
[data-theme="dark"] .an-live-status strong { color: #6ee7b7; }
[data-theme="dark"] .reservation-availability-success {
  color: #a7f3d0;
  background: rgba(16,185,129,.12);
  border-color: rgba(16,185,129,.3);
}
[data-theme="dark"] .reservation-availability-warning {
  color: #fde68a;
  background: rgba(245,158,11,.12);
  border-color: rgba(245,158,11,.3);
}
[data-theme="dark"] .reservation-availability-danger {
  color: #fecaca;
  background: rgba(239,68,68,.12);
  border-color: rgba(239,68,68,.3);
}

@media (max-width: 700px) {
  .opc-slider-shell { display: block; }
  .opc-slider-table { min-width: 900px; }
  .an-live-bar { align-items: flex-start; flex-direction: column; }
}



/* =====================================================
   NEW FEATURES CSS
   ===================================================== */

/* ── HAMBURGER BUTTON ──────────────────────────────── */
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background .15s;
  flex-shrink: 0;
}
.hamburger-btn:hover { background: var(--surface-2); }
.ham-line {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
/* Animate to X when collapsed */
.sidebar-collapsed .ham-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.sidebar-collapsed .ham-line:nth-child(2) { opacity: 0; }
.sidebar-collapsed .ham-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── SIDEBAR COLLAPSE ──────────────────────────────── */
.sidebar { transition: width .25s ease, min-width .25s ease; overflow: hidden; }
.app-wrap.sidebar-collapsed .sidebar { width: 0 !important; min-width: 0 !important; padding: 0 !important; border: none; }
.app-wrap.sidebar-collapsed .sidebar * { display: none !important; }

@media (max-width: 768px) {
  .sidebar {
    position: fixed; left: 0; top: 0; height: 100vh; z-index: 300;
    transform: translateX(-100%); width: 220px !important;
    transition: transform .25s ease; box-shadow: none;
  }
  .app-wrap.sidebar-open .sidebar {
    transform: translateX(0);
    box-shadow: 4px 0 20px rgba(0,0,0,.25);
  }
  .main-area { margin-left: 0 !important; width: 100% !important; }
  /* Overlay behind sidebar on mobile */
  .app-wrap.sidebar-open::before {
    content: '';
    position: fixed; inset: 0; z-index: 299;
    background: rgba(0,0,0,.4);
  }
}

/* ── STAT CARD CLICKABLE ───────────────────────────── */
.stat-card.stat-clickable {
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
}
.stat-card.stat-clickable:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
}
.stat-link-hint {
  font-size: 11px;
  color: var(--primary);
  font-weight: 500;
  margin-top: 4px;
  opacity: 0;
  transition: opacity .15s;
}
.stat-card.stat-clickable:hover .stat-link-hint { opacity: 1; }

/* ── PASSWORD TOGGLE ───────────────────────────────── */
.pw-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.pw-input-wrap input {
  width: 100%;
  padding-right: 42px !important;
}
.pw-toggle-btn {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  padding: 4px;
  display: flex;
  align-items: center;
  border-radius: 4px;
  transition: color .15s;
}
.pw-toggle-btn:hover { color: var(--primary); }

/* ── ARCHIVE BUTTON ────────────────────────────────── */
.btn-archive {
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid #d97706;
  background: #fef3c7;
  color: #92400e;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s;
}
.btn-archive:hover { background: #fde68a; }
[data-theme="dark"] .btn-archive { background: #3D2B00; color: #FCD34D; border-color: #d97706; }

/* ── MODERN ANALYTICS ──────────────────────────────── */
.an-kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}
.an-kpi-card {
  border-radius: 14px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
  box-shadow: 0 2px 8px rgba(0,0,0,.07);
}
.an-kpi-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.13); }
.an-kpi-blue   { background: linear-gradient(135deg,#2563eb,#3b82f6); color:#fff; }
.an-kpi-green  { background: linear-gradient(135deg,#16a34a,#22c55e); color:#fff; }
.an-kpi-purple { background: linear-gradient(135deg,#7c3aed,#a78bfa); color:#fff; }
.an-kpi-orange { background: linear-gradient(135deg,#d97706,#f59e0b); color:#fff; }
.an-kpi-icon {
  width: 48px; height: 48px;
  background: rgba(255,255,255,.2);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.an-kpi-value  { font-size: 28px; font-weight: 800; line-height: 1; }
.an-kpi-label  { font-size: 12px; opacity: .85; margin-top: 4px; }
.an-kpi-trend  { font-size: 11px; opacity: .7; margin-top: 4px; }

.an-charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.an-bottom-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.an-chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.an-chart-header { margin-bottom: 16px; }
.an-chart-title  { font-size: 15px; font-weight: 700; color: var(--text); }
.an-chart-subtitle { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.an-chart-body   { position: relative; height: 200px; }
.an-chart-body canvas { max-height: 200px; }
.an-wide { }

/* Top books */
.an-top-book-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.an-top-book-row:last-child { border-bottom: none; }
.an-top-book-rank {
  width: 24px; height: 24px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; flex-shrink: 0;
}
.an-top-book-info { flex: 1; min-width: 0; }
.an-top-book-title { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.an-top-book-bar-wrap { height: 4px; background: var(--border); border-radius: 4px; margin-top: 5px; }
.an-top-book-bar  { height: 4px; background: var(--primary); border-radius: 4px; transition: width .4s; }
.an-top-book-count { font-size: 12px; color: var(--text-secondary); font-weight: 600; flex-shrink: 0; }

/* Clearance summary */
.an-clearance-row {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 16px;
  padding-top: 4px;
}
.an-clearance-stat { text-align: center; }
.an-cl-value   { font-size: 32px; font-weight: 800; }
.an-cl-label   { font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; }
.an-cl-bar-wrap{ height: 6px; background: var(--border); border-radius: 6px; margin: 8px 0; }
.an-cl-bar     { height: 6px; border-radius: 6px; transition: width .5s; }
.an-cl-pct     { font-size: 13px; font-weight: 600; color: var(--text-secondary); }

/* dark mode analytics */
[data-theme="dark"] .an-chart-card { background: #1E293B; border-color: #334155; }
[data-theme="dark"] .an-top-book-title { color: #F1F5F9; }
[data-theme="dark"] .an-top-book-bar-wrap { background: #334155; }

/* Analytics responsive */
@media (max-width: 900px) {
  .an-kpi-row     { grid-template-columns: repeat(2,1fr); }
  .an-charts-row  { grid-template-columns: 1fr; }
  .an-bottom-row  { grid-template-columns: 1fr; }
  .an-clearance-row { grid-template-columns: 1fr; gap: 8px; }
}

/* ── PRINT: hide analytics charts ──────────────────── */
@media print {
  .an-kpi-row, .an-charts-row, .an-bottom-row { display: none !important; }
}

/* OTP Demo Code Banner */
#otp-demo-code {
  background: #fef3c7;
  color: #92400e;
  border: 2px solid #f59e0b;
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 8px;
  text-align: center;
  margin: 0 0 14px;
  font-family: 'Courier New', monospace;
}
[data-theme="dark"] #otp-demo-code {
  background: #3D2B00;
  color: #FCD34D;
  border-color: #d97706;
}

/* Nav SVG icons - proper sizing */
.nav-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  opacity: .8;
  transition: opacity .15s;
}
.nav-item:hover .nav-icon,
.nav-item.active .nav-icon { opacity: 1; }
.nav-icon svg {
  width: 16px;
  height: 16px;
  display: block;
  stroke-width: 1.8;
}

/* Hamburger - inside topbar properly */
.topbar { position: relative; z-index: 100; }
.topbar-left { display: flex; align-items: center; gap: 12px; }
.hamburger-btn { order: -1; }

/* Forgot OTP step progress */
.otp-step-progress {
  display: flex; gap: 8px; margin-bottom: 16px; justify-content: center;
}
.otp-step-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border);
  transition: background .2s;
}
.otp-step-dot.active { background: var(--primary); }
.otp-step-dot.done   { background: var(--success); }

/* Restore button */
.btn-restore {
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid #16a34a;
  background: #d1fae5;
  color: #065f46;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s;
}
.btn-restore:hover { background: #a7f3d0; }
[data-theme="dark"] .btn-restore { background: #064E3B; color: #6EE7B7; border-color: #16a34a; }

/* Bulk upload zone hover */
.bulk-upload-zone:hover {
  border-color: #2563eb !important;
  background: #eff6ff !important;
}


/* =====================================================
   ENHANCED UI IMPROVEMENTS
   ===================================================== */

/* Better login page */
.login-wrap {
  background: linear-gradient(135deg, #0F2044 0%, #1E3A5F 40%, #2563EB 80%, #3B82F6 100%) !important;
  position: relative;
  overflow: hidden;
}
.login-wrap::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: rgba(255,255,255,.03);
  border-radius: 50%;
  top: -200px; right: -150px;
  pointer-events: none;
}
.login-wrap::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: rgba(255,255,255,.04);
  border-radius: 50%;
  bottom: -150px; left: -100px;
  pointer-events: none;
}
.login-box {
  position: relative;
  z-index: 1;
  box-shadow: 0 24px 64px rgba(0,0,0,.22), 0 8px 24px rgba(0,0,0,.12) !important;
  animation: login-appear .35s ease;
}
@keyframes login-appear {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.login-title {
  font-size: 22px !important;
  font-weight: 800 !important;
  letter-spacing: -.02em;
}

/* Better sidebar */
.sidebar {
  background: linear-gradient(180deg, #1E3A5F 0%, #162D4A 100%) !important;
  border-right: none !important;
}
.sidebar-logo {
  border-bottom: 1px solid rgba(255,255,255,.07) !important;
  padding: 22px 18px 18px !important;
}
.sidebar-school {
  font-size: 9px !important;
  letter-spacing: .1em !important;
}
.nav-item {
  border-radius: 8px !important;
  margin: 1px 8px !important;
  border-left: none !important;
  padding: 9px 12px !important;
  width: calc(100% - 16px) !important;
}
.nav-item.active {
  background: rgba(37,99,235,.85) !important;
  color: #fff !important;
  box-shadow: 0 2px 8px rgba(37,99,235,.4) !important;
}
.nav-item:hover:not(.active) {
  background: rgba(255,255,255,.09) !important;
  color: #fff !important;
}
.nav-section-label {
  font-size: 10px !important;
  letter-spacing: .1em !important;
  padding: 14px 20px 4px !important;
}

/* Better topbar */
.topbar {
  height: 62px !important;
  border-bottom: 1px solid var(--border) !important;
  box-shadow: 0 1px 0 var(--border), 0 2px 8px rgba(0,0,0,.04) !important;
}
.page-title {
  font-size: 22px !important;
  font-weight: 700 !important;
  letter-spacing: -.01em !important;
}

/* Better stat cards */
.stat-card {
  border-radius: 12px !important;
  border: 1px solid var(--border) !important;
  transition: all .2s ease !important;
}
.stat-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,.1) !important;
  transform: translateY(-2px) !important;
}
.stat-value {
  font-size: 28px !important;
  font-weight: 800 !important;
  letter-spacing: -.02em !important;
}
.stat-label {
  font-size: 11px !important;
  letter-spacing: .06em !important;
}

/* Better cards */
.card {
  border-radius: 12px !important;
  border: 1px solid var(--border) !important;
  box-shadow: 0 1px 4px rgba(0,0,0,.05) !important;
}
.card-title {
  font-size: 14px !important;
  font-weight: 700 !important;
  letter-spacing: -.01em !important;
}

/* Better buttons */
.btn-primary {
  border-radius: 8px !important;
  font-weight: 600 !important;
  letter-spacing: .01em !important;
  transition: all .15s !important;
}
.btn-primary:hover {
  box-shadow: 0 4px 12px rgba(37,99,235,.35) !important;
  transform: translateY(-1px) !important;
}

/* Better table */
thead th {
  font-size: 11px !important;
  font-weight: 700 !important;
  letter-spacing: .06em !important;
  text-transform: uppercase !important;
  color: var(--text-secondary) !important;
  background: var(--surface-2) !important;
  padding: 11px 14px !important;
}
tbody td {
  padding: 11px 14px !important;
  font-size: 13.5px !important;
}

/* Better badges */
[class*="badge-"] {
  border-radius: 6px !important;
  font-weight: 600 !important;
  letter-spacing: .02em !important;
}

/* Better form inputs */
.form-group input,
.form-group select,
.form-group textarea {
  border-radius: 8px !important;
  border: 1.5px solid var(--border) !important;
  font-size: 14px !important;
  transition: border-color .15s, box-shadow .15s !important;
}
.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(37,99,235,.1) !important;
  outline: none !important;
}
.form-group label {
  font-size: 12px !important;
  font-weight: 600 !important;
  letter-spacing: .02em !important;
  text-transform: uppercase !important;
  color: var(--text-secondary) !important;
  margin-bottom: 5px !important;
}

/* Better modals */
.modal-box {
  border-radius: 16px !important;
  box-shadow: 0 24px 64px rgba(0,0,0,.2) !important;
  animation: modal-in .2s ease !important;
}
.modal-header {
  padding: 20px 24px 16px !important;
  border-bottom: 1px solid var(--border) !important;
}
.modal-title {
  font-size: 16px !important;
  font-weight: 700 !important;
}

/* User avatar */
.user-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563EB, #7C3AED);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(37,99,235,.3);
}

/* Sidebar user area */
.sidebar-user {
  padding: 12px 16px !important;
  border-top: 1px solid rgba(255,255,255,.07) !important;
}

/* Page content padding */
.page-content {
  padding: 24px !important;
}

/* Scrollbar polish */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-light); }

/* Smooth transitions */
.page-section { transition: none; }
.nav-item, .btn, .stat-card, .card { transition-timing-function: cubic-bezier(.4,0,.2,1); }

/* Banner polish */
.banner {
  border-radius: 8px !important;
  font-size: 13px !important;
}

/* Toolbar spacing */
.toolbar {
  margin-bottom: 16px;
  padding: 12px 16px;
  background: var(--surface-2);
  border-radius: 10px;
  border: 1px solid var(--border);
}

/* Login button center fix */
.login-box .btn-primary {
  width: 100% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-align: center !important;
  height: 44px !important;
  font-size: 15px !important;
  border-radius: 10px !important;
  letter-spacing: .02em !important;
}
.login-forgot {
  text-align: center !important;
  margin-top: 14px !important;
}
.login-forgot button {
  background: none !important;
  border: none !important;
  color: var(--primary) !important;
  font-size: 12.5px !important;
  cursor: pointer !important;
  text-decoration: underline !important;
  display: block !important;
  margin: 0 auto !important;
}
.login-forgot button:hover {
  color: var(--primary-dark) !important;
}

/* Dark mode sidebar */
[data-theme="dark"] .sidebar {
  background: linear-gradient(180deg, #0B1829 0%, #0F1E2E 100%) !important;
}
[data-theme="dark"] .topbar {
  background: #1E293B !important;
  border-color: #334155 !important;
}
[data-theme="dark"] .card {
  background: #1E293B !important;
  border-color: #334155 !important;
}
[data-theme="dark"] .stat-card {
  background: #1E293B !important;
  border-color: #334155 !important;
}
[data-theme="dark"] .toolbar {
  background: #162032 !important;
  border-color: #334155 !important;
}
[data-theme="dark"] thead th {
  background: #162032 !important;
  color: #94A3B8 !important;
  border-color: #334155 !important;
}
[data-theme="dark"] tbody td {
  border-color: #334155 !important;
  color: #F1F5F9 !important;
}
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea {
  background: #0F172A !important;
  border-color: #334155 !important;
  color: #F1F5F9 !important;
}
[data-theme="dark"] label {
  color: #94A3B8 !important;
}
[data-theme="dark"] .modal-box {
  background: #1E293B !important;
  border: 1px solid #334155 !important;
}


/* E-book reader — works for demo records without a configured external URL. */
.ebook-reader-modal-box { max-width: 760px; width: min(760px, calc(100vw - 32px)); }
.ebook-reader-author { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.ebook-reader-meta { display: inline-block; margin: 4px 0 14px; padding: 4px 9px; border-radius: 999px; background: var(--primary-light); color: var(--primary); font-size: 11px; font-weight: 600; }
.ebook-reader-content { max-height: 58vh; overflow-y: auto; padding: 20px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-2); color: var(--text); line-height: 1.7; }
.ebook-reader-content h3 { margin: 0 0 12px; font-size: 20px; }
.ebook-reader-content p { margin: 0 0 12px; }
.ebook-reader-notice { display: inline-block; margin-bottom: 14px; padding: 5px 9px; border-radius: var(--radius-sm); background: var(--warning-light); color: var(--warning-dark); font-size: 11px; font-weight: 600; }
.ebook-reader-tip { margin-top: 16px; padding: 12px 14px; border-left: 3px solid var(--primary); border-radius: var(--radius-sm); background: var(--primary-light); font-size: 12px; }
@media (max-width: 600px) { .ebook-reader-content { max-height: 52vh; padding: 15px; } .ebook-reader-content h3 { font-size: 17px; } }

/* ============================================================
   GLOBAL NOTIFICATION FIX — CENTERED + ALWAYS VISIBLE
   All Helpers.toast() messages use this shared notification.
   Keep above modal overlays so feedback is visible even when a
   modal is open (e.g. Forgot Password).
   ============================================================ */
.toast {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  right: auto !important;
  bottom: auto !important;
  transform: translate(-50%, -50%) scale(.98) !important;
  width: min(460px, calc(100vw - 32px)) !important;
  max-width: calc(100vw - 32px) !important;
  min-height: 52px;
  box-sizing: border-box;
  display: flex !important;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 14px 18px !important;
  border-radius: 12px !important;
  font-size: 14px !important;
  line-height: 1.45 !important;
  font-weight: 600 !important;
  z-index: 1000000 !important;
  box-shadow: 0 18px 50px rgba(0,0,0,.28) !important;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease !important;
}
.toast-show {
  opacity: 1 !important;
  pointer-events: auto !important;
  transform: translate(-50%, -50%) scale(1) !important;
}
.toast-success {
  background: var(--success-light) !important;
  color: var(--success-dark) !important;
  border: 1px solid rgba(16,185,129,.35) !important;
  border-left: 4px solid var(--success) !important;
}
.toast-error {
  background: var(--danger-light) !important;
  color: var(--danger-dark) !important;
  border: 1px solid rgba(239,68,68,.35) !important;
  border-left: 4px solid var(--danger) !important;
}
.toast-info {
  background: var(--info-light) !important;
  color: var(--primary-dark) !important;
  border: 1px solid rgba(37,99,235,.28) !important;
  border-left: 4px solid var(--primary) !important;
}
.toast-warning {
  background: var(--warning-light) !important;
  color: var(--warning-dark) !important;
  border: 1px solid rgba(245,158,11,.35) !important;
  border-left: 4px solid var(--warning) !important;
}

@media (max-width: 480px) {
  .toast {
    width: calc(100vw - 24px) !important;
    max-width: calc(100vw - 24px) !important;
    padding: 13px 14px !important;
    font-size: 13px !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .toast { transition: none !important; }
}


/* ============================================================
   FEEDBACK V23 — COLLAPSED SIDEBAR + PROFILE OVERFLOW MENU
   Only presentation/interaction layout changes; no module behavior.
   ============================================================ */
.profile-menu-wrap { position: relative; flex-shrink: 0; }
.profile-menu-btn {
  width: 30px; height: 30px; display: inline-flex; align-items: center; justify-content: center;
  border: 0; background: transparent; color: var(--sidebar-text); border-radius: 7px; cursor: pointer;
  padding: 0; transition: background .15s ease, color .15s ease;
}
.profile-menu-btn:hover, .profile-menu-btn:focus-visible { background: var(--sidebar-hover); color: #fff; outline: none; }
.profile-menu {
  position: absolute; right: 0; bottom: calc(100% + 8px); width: 190px; padding: 6px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 14px 35px rgba(0,0,0,.18); opacity: 0; visibility: hidden;
  transform: translateY(5px) scale(.98); transform-origin: bottom right; pointer-events: none;
  transition: opacity .14s ease, transform .14s ease, visibility .14s ease; z-index: 500;
}
.profile-menu.open { opacity: 1; visibility: visible; transform: translateY(0) scale(1); pointer-events: auto; }
.profile-menu button { width: 100%; display:flex; align-items:center; gap:9px; padding:9px 10px; border:0; background:transparent; color:var(--text); border-radius:7px; font:500 13px var(--font); cursor:pointer; text-align:left; }
.profile-menu button:hover { background: var(--surface-2); }
.profile-menu .profile-menu-logout { color: var(--danger-dark); }
.profile-menu .profile-menu-logout:hover { background: var(--danger-light); }
.profile-settings-box { width: 460px; }
.profile-settings-head { display:flex; align-items:center; gap:12px; margin-bottom:18px; }
.profile-settings-name { font-size:16px; font-weight:700; color:var(--text); }
.profile-settings-role { font-size:12px; color:var(--text-secondary); margin-top:2px; }
.profile-settings-grid { display:grid; grid-template-columns:1fr 1fr; gap:10px; }
.profile-settings-grid > div { padding:11px 12px; border:1px solid var(--border); border-radius:8px; background:var(--surface-2); min-width:0; }
.profile-settings-grid span { display:block; font-size:10px; color:var(--text-secondary); text-transform:uppercase; letter-spacing:.04em; margin-bottom:4px; }
.profile-settings-grid strong { display:block; font-size:13px; color:var(--text); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.profile-settings-note { margin-top:14px; padding:10px 12px; border-left:3px solid var(--primary); background:var(--primary-light); color:var(--text-secondary); font-size:12px; line-height:1.5; }

/* Desktop: collapse to an icon rail instead of hiding the whole sidebar. */
@media (min-width: 769px) {
  .app-wrap.sidebar-collapsed .sidebar {
    width: 64px !important; min-width:64px !important; padding:0 !important;
    border-right:1px solid rgba(255,255,255,.08); box-shadow:2px 0 8px rgba(0,0,0,.12);
  }
  .app-wrap.sidebar-collapsed .sidebar > * { opacity:1 !important; }
  .app-wrap.sidebar-collapsed .sidebar-logo { height:0; padding:0; border:0; overflow:hidden; }
  .app-wrap.sidebar-collapsed .sidebar-nav { padding:10px 0; overflow-y:auto; }
  .app-wrap.sidebar-collapsed .nav-section-label { display:none; }
  .app-wrap.sidebar-collapsed .nav-item {
    width:64px; height:42px; padding:0; margin:2px 0; justify-content:center; gap:0;
    border-left:3px solid transparent; border-radius:0;
  }
  .app-wrap.sidebar-collapsed .nav-item.active { border-left-color:#60A5FA; }
  .app-wrap.sidebar-collapsed .nav-icon { width:22px; font-size:16px; }
  .app-wrap.sidebar-collapsed .nav-label,
  .app-wrap.sidebar-collapsed .nav-lock { display:none; }
  .app-wrap.sidebar-collapsed .sidebar-footer { display:none; }
  .app-wrap.sidebar-collapsed .sidebar-nav { scrollbar-width:none; }
  .app-wrap.sidebar-collapsed .sidebar-nav::-webkit-scrollbar { display:none; }
  .app-wrap.sidebar-collapsed .nav-item[title] { position:relative; }
}

/* Logout/profile controls now live in the sidebar overflow menu. */
.topbar-logout-btn, #topbar-change-pw { display:none !important; }
.logout-btn-full { display:none !important; }

@media (max-width: 768px) {
  .profile-menu { right:0; bottom:auto; top:calc(100% + 8px); transform-origin:top right; }
  .profile-menu.open { transform:translateY(0) scale(1); }
  .profile-settings-box { width:min(460px, calc(100vw - 32px)); }
  .profile-settings-grid { grid-template-columns:1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .profile-menu, .profile-menu-btn { transition:none; }
}