/* ============================================================
   SKILLEZE TECHNOLOGIES — FEE PAYMENT MANAGEMENT SYSTEM
   Master Stylesheet
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Brand Colors */
  --primary-dark:   #0d2257;
  --primary:        #1a4bbd;
  --primary-light:  #2563eb;
  --primary-hover:  #1d4ed8;
  --accent:         #0ea5e9;
  --accent-light:   #38bdf8;

  /* Semantic 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;
  --orange:         #f97316;
  --orange-light:   #ffedd5;

  /* Neutral Scale */
  --gray-50:        #f8fafc;
  --gray-100:       #f1f5f9;
  --gray-200:       #e2e8f0;
  --gray-300:       #cbd5e1;
  --gray-400:       #94a3b8;
  --gray-500:       #64748b;
  --gray-600:       #475569;
  --gray-700:       #334155;
  --gray-800:       #1e293b;
  --gray-900:       #0f172a;

  /* Layout */
  --sidebar-width:      260px;
  --sidebar-collapsed:  70px;
  --header-height:      64px;

  /* Spacing */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.25rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;

  /* Typography */
  --font-body:    'Inter', system-ui, sans-serif;
  --font-heading: 'Outfit', 'Inter', system-ui, sans-serif;

  /* Border Radius */
  --radius-sm:  0.375rem;
  --radius-md:  0.5rem;
  --radius-lg:  0.75rem;
  --radius-xl:  1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 12px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg:  0 10px 30px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.08);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.15), 0 8px 24px rgba(0,0,0,.10);
  --shadow-primary: 0 4px 20px rgba(37,99,235,.35);

  /* Transitions */
  --transition-fast:   all .15s ease;
  --transition-base:   all .25s ease;
  --transition-slow:   all .4s ease;

  /* Z-index */
  --z-sidebar:  100;
  --z-header:   200;
  --z-modal:    300;
  --z-toast:    400;
  --z-overlay:  250;
}

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

html, body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  margin: 0;
  padding: 0;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--gray-100);
  color: var(--gray-800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ============================================================
   APP LAYOUT (ANCHORED & NON-FLOATING)
   ============================================================ */
.app-wrapper {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  position: relative;
}

/* ============================================================
   SIDEBAR (Docked firmly in desktop flow)
   ============================================================ */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  max-width: var(--sidebar-width);
  height: 100vh;
  background: linear-gradient(180deg, #070e1e 0%, #0d2257 60%, #081636 100%);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: relative;
  z-index: var(--z-sidebar);
  border-right: 1px solid rgba(255,255,255,.08);
  box-shadow: 2px 0 16px rgba(0,0,0,.08);
  transition: transform var(--transition-base);
  overflow: hidden;
}

.sidebar-brand {
  padding: 1.1rem 1.25rem 0.9rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: var(--header-height);
}

.sidebar-brand .sidebar-brand-img {
  width: 100%;
  max-width: 210px;
  height: auto;
  max-height: 64px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 3px 10px rgba(0,0,0,0.45));
}

.sidebar-brand .sidebar-brand-pill {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--accent-light, #38bdf8);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.28);
  padding: 1px 10px;
  border-radius: 9999px;
  line-height: 1.4;
}

.sidebar-nav {
  flex: 1;
  padding: var(--sp-4) 0;
  overflow-y: auto;
}

.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 2px; }

.nav-section-label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,.35);
  padding: var(--sp-3) var(--sp-6) var(--sp-2);
  margin-top: var(--sp-3);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-6);
  color: rgba(255,255,255,.65);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0;
  transition: var(--transition-fast);
  position: relative;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  text-decoration: none;
}

.nav-item:hover {
  color: #fff;
  background: rgba(255,255,255,.08);
}

.nav-item.active {
  color: #fff;
  background: linear-gradient(90deg, rgba(37,99,235,.4) 0%, rgba(37,99,235,.15) 100%);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--accent-light);
  border-radius: 0 2px 2px 0;
}

.nav-item .nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: .8;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-item.active .nav-icon,
.nav-item:hover .nav-icon { opacity: 1; }

.nav-item .nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: 0.625rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: var(--sp-4) var(--sp-6);
  border-top: 1px solid rgba(255,255,255,.08);
  font-size: 0.75rem;
  color: rgba(255,255,255,.35);
}

/* ============================================================
   MAIN CONTENT (Anchored beside sidebar)
   ============================================================ */
.main-content {
  margin-left: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  min-width: 0; /* Prevents flexbox overflow */
  overflow: hidden;
  background: #f8fafc;
  position: relative;
  transition: var(--transition-base);
}

/* ============================================================
   TOPBAR / HEADER
   ============================================================ */
.topbar {
  height: var(--header-height);
  min-height: var(--header-height);
  background: #ffffff;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-6);
  gap: var(--sp-4);
  z-index: var(--z-header);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  flex-shrink: 0;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex: 1;
  min-width: 0;
}

.topbar-heading {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  min-width: 0;
}

.topbar-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  background: var(--gray-100);
  color: var(--primary-light);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  white-space: nowrap;
}

.hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--gray-200);
  background: var(--gray-50);
  border-radius: var(--radius-md);
  color: var(--gray-700);
  transition: var(--transition-fast);
  flex-shrink: 0;
  font-size: 1.1rem;
}

.hamburger-btn:hover {
  background: var(--gray-200);
  color: var(--gray-900);
}

.page-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-900);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.topbar-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-600);
  background: var(--gray-50);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--gray-200);
  white-space: nowrap;
}

.topbar-status .status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.topbar-date {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--gray-500);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  white-space: nowrap;
  background: var(--gray-50);
  padding: 4px 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
}

.topbar-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
  flex-shrink: 0;
}

/* ============================================================
   PAGE CONTENT (Only this viewport scrolls)
   ============================================================ */
.page-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--sp-6) var(--sp-8);
  scroll-behavior: smooth;
}

.page-content::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
.page-content::-webkit-scrollbar-track {
  background: transparent;
}
.page-content::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: var(--radius-full);
}
.page-content::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

.content-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-6);
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.page-header-left h1 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}

.page-header-left p {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-top: var(--sp-1);
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: var(--transition-base);
}

.card:hover { box-shadow: var(--shadow-md); }

.card-header {
  padding: var(--sp-5) var(--sp-6);
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-800);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.card-body { padding: var(--sp-6); }

/* ============================================================
   STAT CARDS (DASHBOARD)
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-5);
  margin-bottom: var(--sp-8);
}

.stat-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: var(--sp-5) var(--sp-6);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
}

.stat-card.stat-blue::before   { background: var(--primary-light); }
.stat-card.stat-green::before  { background: var(--success); }
.stat-card.stat-orange::before { background: var(--warning); }
.stat-card.stat-red::before    { background: var(--danger); }
.stat-card.stat-purple::before { background: var(--purple); }
.stat-card.stat-teal::before   { background: var(--accent); }
.stat-card.stat-indigo::before { background: #6366f1; }

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

.stat-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.4rem;
}

.stat-card.stat-blue .stat-icon   { background: var(--info-light); color: var(--primary-light); }
.stat-card.stat-green .stat-icon  { background: var(--success-light); color: var(--success); }
.stat-card.stat-orange .stat-icon { background: var(--warning-light); color: var(--warning); }
.stat-card.stat-red .stat-icon    { background: var(--danger-light); color: var(--danger); }
.stat-card.stat-purple .stat-icon { background: var(--purple-light); color: var(--purple); }
.stat-card.stat-teal .stat-icon   { background: #e0f2fe; color: var(--accent); }
.stat-card.stat-indigo .stat-icon { background: #e0e7ff; color: #6366f1; }

.stat-info { flex: 1; min-width: 0; }

.stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--sp-1);
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1;
}

.stat-change {
  font-size: 0.75rem;
  margin-top: var(--sp-1);
  color: var(--success);
  font-weight: 500;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0.5rem 1.125rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  border: 1.5px solid transparent;
  transition: var(--transition-fast);
  white-space: nowrap;
  line-height: 1.4;
  cursor: pointer;
  font-family: inherit;
}

.btn:disabled {
  opacity: .5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-icon {
  width: 36px; height: 36px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn-icon.btn-sm { width: 30px; height: 30px; border-radius: var(--radius-sm); }

.btn-primary {
  background: var(--primary-light);
  color: #fff;
  border-color: var(--primary-light);
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
}
.btn-success:hover { background: #059669; transform: translateY(-1px); }

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}
.btn-danger:hover { background: #dc2626; transform: translateY(-1px); }

.btn-warning {
  background: var(--warning);
  color: #fff;
  border-color: var(--warning);
}
.btn-warning:hover { background: #d97706; transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--primary-light);
  border-color: var(--primary-light);
}
.btn-outline:hover {
  background: var(--primary-light);
  color: #fff;
}

.btn-outline-gray {
  background: transparent;
  color: var(--gray-600);
  border-color: var(--gray-300);
}
.btn-outline-gray:hover {
  background: var(--gray-100);
  color: var(--gray-800);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border-color: transparent;
}
.btn-ghost:hover { background: var(--gray-100); color: var(--gray-800); }

/* ============================================================
   BADGES / STATUS PILLS
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.badge-success    { background: var(--success-light); color: var(--success-dark); }
.badge-warning    { background: var(--warning-light); color: var(--warning-dark); }
.badge-danger     { background: var(--danger-light);  color: var(--danger-dark); }
.badge-info       { background: var(--info-light);    color: var(--info-dark); }
.badge-purple     { background: var(--purple-light);  color: #5b21b6; }
.badge-gray       { background: var(--gray-100);      color: var(--gray-600); }
.badge-orange     { background: var(--orange-light);  color: #9a3412; }
.badge-primary    { background: #dbeafe;              color: var(--primary-dark); }

.badge::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: currentColor;
}

/* ============================================================
   TABLE
   ============================================================ */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.table thead th {
  background: var(--gray-50);
  color: var(--gray-500);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: var(--sp-3) var(--sp-4);
  text-align: left;
  border-bottom: 2px solid var(--gray-200);
  white-space: nowrap;
}

.table tbody tr {
  border-bottom: 1px solid var(--gray-100);
  transition: var(--transition-fast);
}

.table tbody tr:hover { background: var(--gray-50); }
.table tbody tr:last-child { border-bottom: none; }

.table tbody td {
  padding: var(--sp-3) var(--sp-4);
  color: var(--gray-700);
  vertical-align: middle;
}

.table .action-btns {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

/* ============================================================
   FORM ELEMENTS
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-700);
  letter-spacing: 0.2px;
}

.form-label .required { color: var(--danger); margin-left: 2px; }

.form-control {
  width: 100%;
  padding: 0.55rem 0.875rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--gray-800);
  background: #fff;
  transition: var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

.form-control[readonly] {
  background: var(--gray-50);
  color: var(--gray-600);
}

.form-control.error { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(239,68,68,.12); }

.form-hint { font-size: 0.75rem; color: var(--gray-400); }
.form-error { font-size: 0.75rem; color: var(--danger); }

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-5);
}

.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

.col-span-2 { grid-column: span 2; }
.col-span-3 { grid-column: span 3; }

textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

/* ============================================================
   SEARCH BAR
   ============================================================ */
.search-bar {
  position: relative;
  flex: 1;
  max-width: 400px;
}

.search-bar input {
  width: 100%;
  padding: 0.5rem 1rem 0.5rem 2.5rem;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  background: var(--gray-50);
  transition: var(--transition-fast);
  outline: none;
  color: var(--gray-800);
}

.search-bar input:focus {
  border-color: var(--primary-light);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}

.search-bar .search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400);
  pointer-events: none;
  font-size: 0.9rem;
}

/* ============================================================
   FILTER TABS
   ============================================================ */
.filter-tabs {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  background: var(--gray-100);
  padding: 4px;
  border-radius: var(--radius-lg);
}

.filter-tab {
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--gray-500);
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.filter-tab:hover { color: var(--gray-700); background: rgba(255,255,255,.6); }
.filter-tab.active {
  background: #fff;
  color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}

/* ============================================================
   MODALS
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.55);
  backdrop-filter: blur(4px);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-4);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-base);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: #fff;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(.95) translateY(10px);
  transition: var(--transition-base);
}

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

.modal.modal-sm { max-width: 450px; }
.modal.modal-lg { max-width: 860px; }
.modal.modal-xl { max-width: 1100px; }

.modal-header {
  padding: var(--sp-5) var(--sp-6);
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 1;
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.modal-close {
  width: 32px; height: 32px;
  border: none;
  background: var(--gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  cursor: pointer;
  transition: var(--transition-fast);
  font-size: 1rem;
  flex-shrink: 0;
}

.modal-close:hover { background: var(--danger-light); color: var(--danger); }

.modal-body { padding: var(--sp-6); }

.modal-footer {
  padding: var(--sp-4) var(--sp-6);
  border-top: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sp-3);
  position: sticky;
  bottom: 0;
  background: #fff;
  border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed;
  top: var(--sp-5);
  right: var(--sp-5);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  pointer-events: none;
}

.toast {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-4) var(--sp-5);
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  min-width: 300px;
  max-width: 420px;
  pointer-events: auto;
  animation: toastIn .3s cubic-bezier(.34,1.56,.64,1) forwards;
  border-left: 4px solid var(--primary-light);
}

.toast.toast-success { border-color: var(--success); }
.toast.toast-error   { border-color: var(--danger); }
.toast.toast-warning { border-color: var(--warning); }
.toast.toast-info    { border-color: var(--info); }

.toast-icon {
  width: 22px; height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.toast-success .toast-icon { background: var(--success-light); color: var(--success); }
.toast-error .toast-icon   { background: var(--danger-light);  color: var(--danger); }
.toast-warning .toast-icon { background: var(--warning-light); color: var(--warning); }
.toast-info .toast-icon    { background: var(--info-light);    color: var(--info); }

.toast-content { flex: 1; }
.toast-title {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--gray-900);
  margin-bottom: 2px;
}
.toast-message { font-size: 0.8rem; color: var(--gray-500); }

.toast-dismiss {
  background: none;
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  font-size: 1rem;
  padding: 0;
  line-height: 1;
  flex-shrink: 0;
}
.toast-dismiss:hover { color: var(--gray-700); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px) scale(.95); }
  to   { opacity: 1; transform: translateX(0) scale(1); }
}

/* ============================================================
   LOADING SPINNER
   ============================================================ */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,.75);
  backdrop-filter: blur(2px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-fast);
}

.loading-overlay.show { opacity: 1; pointer-events: auto; }

.spinner {
  width: 44px; height: 44px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--primary-light);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-text { font-size: 0.875rem; color: var(--gray-500); font-weight: 500; }

/* ============================================================
   DASHBOARD SPECIFIC
   ============================================================ */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--sp-6);
  margin-top: var(--sp-6);
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--gray-100);
}

.activity-item:last-child { border-bottom: none; }

.activity-avatar {
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
  text-transform: uppercase;
}

.activity-info { flex: 1; min-width: 0; }
.activity-name { font-weight: 600; font-size: 0.875rem; color: var(--gray-800); }
.activity-detail { font-size: 0.78rem; color: var(--gray-500); margin-top: 1px; }
.activity-amount { font-weight: 700; font-size: 0.875rem; color: var(--success); white-space: nowrap; }
.activity-time { font-size: 0.72rem; color: var(--gray-400); white-space: nowrap; }

/* ============================================================
   STUDENT PROFILE
   ============================================================ */
.profile-header {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-xl);
  padding: var(--sp-8);
  color: #fff;
  margin-bottom: var(--sp-6);
  position: relative;
  overflow: hidden;
}

.profile-header::before {
  content: '';
  position: absolute;
  top: -50px; right: -50px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
}

.profile-avatar {
  width: 80px; height: 80px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.2);
  border: 3px solid rgba(255,255,255,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
}

.profile-name {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: var(--sp-2);
}

.profile-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.profile-meta-item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.85rem;
  color: rgba(255,255,255,.8);
}

.fee-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.fee-summary-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--sp-4) var(--sp-5);
  border: 1px solid var(--gray-200);
  text-align: center;
}

.fee-summary-card .fee-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--sp-2);
}

.fee-summary-card .fee-value {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gray-900);
}

/* ============================================================
   RECEIPT — PROFESSIONAL INSTITUTIONAL VOUCHER & INVOICE
   ============================================================ */
.receipt-page-view {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.receipt-action-bar {
  background: #ffffff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: var(--sp-4) var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  flex-wrap: wrap;
}

.receipt-action-left {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.receipt-action-right {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.copy-mode-toggle {
  display: inline-flex;
  background: var(--gray-100);
  padding: 3px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  gap: 2px;
}

.copy-mode-btn {
  padding: 5px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--gray-600);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
}

.copy-mode-btn:hover {
  color: var(--gray-900);
}

.copy-mode-btn.active {
  background: #ffffff;
  color: var(--primary-light);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Screen Preview Canvas */
.receipt-preview-canvas {
  background: #eaeff5;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-2xl);
  padding: 2.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* Official Receipt Sheet (A4 Proportions Optimized for 1-Page Print) */
.official-receipt-sheet {
  background: #ffffff;
  width: 100%;
  max-width: 740px;
  min-height: auto;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.12), 0 1px 3px rgba(15, 23, 42, 0.06);
  padding: 1.5rem 1.85rem;
  display: flex;
  flex-direction: column;
  position: relative;
  box-sizing: border-box;
  color: #1e293b;
  overflow: hidden;
}

/* Decorative Accent Top Strip */
.official-receipt-sheet::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(90deg, #0d2257 0%, #2563eb 50%, #0ea5e9 100%);
}

/* Translucent Watermark Crest */
.receipt-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-25deg);
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 900;
  color: rgba(13, 34, 87, 0.03);
  text-transform: uppercase;
  letter-spacing: 12px;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  z-index: 0;
}

.receipt-content-layer {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  flex: 1;
}

/* --- Letterhead Header (Centered Clear & Large Logo) --- */
.receipt-letterhead {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid #0d2257;
  margin-bottom: 0.75rem;
  gap: 0.4rem;
  width: 100%;
}

.receipt-center-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
}

.brand-logo-full-center {
  width: 320px;
  max-width: 92%;
  height: auto;
  max-height: 110px;
  object-fit: contain;
  margin-bottom: 4px;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.12));
}

.brand-logo-img-center {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border-radius: 8px;
  margin-bottom: 4px;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.15));
}

.receipt-center-brand .org-tagline {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: #1e293b;
  letter-spacing: 0.3px;
  margin-top: 2px;
}

.receipt-center-brand .org-subline {
  font-size: 0.68rem;
  color: #64748b;
  margin-top: 2px;
  line-height: 1.4;
}

.receipt-voucher-meta-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding-top: 6px;
  border-top: 1px dashed #cbd5e1;
  margin-top: 2px;
}

.receipt-voucher-meta-bar .voucher-title-badge {
  display: inline-block;
  background: #0d2257;
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  padding: 3px 12px;
  border-radius: 4px;
}

.receipt-meta-inline {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.74rem;
  color: #475569;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.receipt-meta-inline strong {
  color: #0f172a;
}

.receipt-number-badge {
  font-family: monospace;
  font-weight: 800;
  font-size: 0.85rem;
  color: #1a4bbd;
  background: #eff6ff;
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid #bfdbfe;
}

.copy-badge-pill {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: #f1f5f9;
  color: #475569;
  border: 1px solid #cbd5e1;
}

/* --- Metadata Bento Panels --- */
.receipt-bento-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.receipt-bento-card {
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  overflow: hidden;
  background: #ffffff;
}

.receipt-bento-card .bento-header {
  background: #f8fafc;
  padding: 5px 10px;
  font-size: 0.7rem;
  font-weight: 700;
  color: #334155;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.receipt-bento-card .bento-body {
  padding: 2px 0;
}

.receipt-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3px 10px;
  font-size: 0.76rem;
  border-bottom: 1px solid #f8fafc;
}

.receipt-info-row:last-child {
  border-bottom: none;
}

.receipt-info-row .info-label {
  color: #64748b;
  font-weight: 500;
}

.receipt-info-row .info-val {
  color: #0f172a;
  font-weight: 600;
  text-align: right;
}

/* --- Itemized Particulars Table --- */
.receipt-items-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 0.65rem;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  overflow: hidden;
}

.receipt-items-table th {
  background: #0d2257;
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 6px 10px;
  text-align: left;
}

.receipt-items-table th:last-child {
  text-align: right;
}

.receipt-items-table td {
  padding: 7px 10px;
  font-size: 0.78rem;
  color: #1e293b;
  border-bottom: 1px solid #e2e8f0;
  vertical-align: middle;
}

.receipt-items-table td:last-child {
  text-align: right;
  font-weight: 700;
  color: #0d2257;
  font-family: var(--font-heading);
  font-size: 0.92rem;
}

.receipt-item-desc {
  font-weight: 600;
  color: #0f172a;
}

.receipt-item-sub {
  font-size: 0.68rem;
  color: #64748b;
  margin-top: 1px;
}

/* --- Amount In Words & Total Banner --- */
.receipt-amount-strip {
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  border-left: 4px solid #2563eb;
  border-radius: 6px;
  padding: 6px 12px;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.receipt-words-box {
  flex: 1;
}

.receipt-words-label {
  font-size: 0.65rem;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.receipt-words-text {
  font-size: 0.82rem;
  font-weight: 700;
  color: #1e293b;
  font-style: italic;
  margin-top: 1px;
}

.receipt-total-box {
  text-align: right;
  flex-shrink: 0;
}

.receipt-total-label {
  font-size: 0.65rem;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.receipt-total-figure {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #0d2257;
  line-height: 1.1;
  margin-top: 1px;
}

/* --- Balance / Account Ledger Ribbon --- */
.receipt-ledger-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 0.85rem;
}

.ledger-cell {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 6px 8px;
  text-align: center;
  position: relative;
}

.ledger-cell::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: #cbd5e1;
  border-radius: 6px 6px 0 0;
}

.ledger-cell.cell-total::before { background: #3b82f6; }
.ledger-cell.cell-paid::before  { background: #10b981; }
.ledger-cell.cell-due::before   { background: #f59e0b; }
.ledger-cell.cell-next::before  { background: #8b5cf6; }

.ledger-label {
  font-size: 0.63rem;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 1px;
}

.ledger-value {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 800;
  color: #0f172a;
}

/* --- Notes & Signatures Block (QR & Seal Removed) --- */
.receipt-bottom-layout {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid #e2e8f0;
  gap: 1.5rem;
}

.receipt-declarations-box {
  flex: 1;
}

.receipt-terms-heading {
  font-size: 0.65rem;
  color: #334155;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.receipt-terms-list {
  font-size: 0.65rem;
  color: #64748b;
  line-height: 1.45;
  padding-left: 14px;
  margin-top: 2px;
}

.receipt-terms-list li {
  margin-bottom: 1px;
}

.receipt-sig-block {
  text-align: center;
  width: 160px;
  flex-shrink: 0;
}

.receipt-sig-block .sig-drawn-line {
  border-top: 1.5px solid #334155;
  width: 100%;
  margin-bottom: 4px;
}

.receipt-sig-block .sig-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: #0f172a;
}

.receipt-sig-block .sig-sub {
  font-size: 0.65rem;
  color: #64748b;
}

.receipt-system-disclaimer {
  text-align: center;
  font-size: 0.68rem;
  color: #64748b;
  margin-top: 0.75rem;
  padding-top: 0.4rem;
  border-top: 1px dashed #cbd5e1;
  letter-spacing: 0.3px;
  font-weight: 500;
  font-style: italic;
}

/* Perforation Divider (Dual Copy Mode) */
.receipt-perforation {
  width: 100%;
  max-width: 740px;
  margin: 1.5rem auto;
  border: none;
  border-top: 2px dashed #94a3b8;
  position: relative;
  text-align: center;
}

.receipt-perforation::after {
  content: '✂ — — — — CUT HERE FOR OFFICE RECORD COPY — — — — ✂';
  position: relative;
  top: -10px;
  background: #eaeff5;
  padding: 0 14px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #64748b;
  letter-spacing: 1px;
}

/* ============================================================
   CHARTS / REPORTS
   ============================================================ */
.chart-bar-row {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.chart-bar-label {
  font-size: 0.8rem;
  color: var(--gray-600);
  min-width: 140px;
  font-weight: 500;
}

.chart-bar-track {
  flex: 1;
  height: 10px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.chart-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--primary-light), var(--accent));
  transition: width .8s cubic-bezier(.4,0,.2,1);
}

.chart-bar-value {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-700);
  min-width: 90px;
  text-align: right;
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-12) var(--sp-6);
  text-align: center;
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: var(--sp-4);
  opacity: .5;
}

.empty-state h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-600);
  margin-bottom: var(--sp-2);
}

.empty-state p { font-size: 0.875rem; color: var(--gray-400); }

/* ============================================================
   SETTINGS
   ============================================================ */
.settings-section { margin-bottom: var(--sp-8); }

.settings-section-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gray-700);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

/* ============================================================
   MOBILE OVERLAY
   ============================================================ */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: calc(var(--z-sidebar) - 1);
  backdrop-filter: blur(2px);
}

.sidebar-overlay.visible { display: block; }

/* ============================================================
   PRINT STYLES (A4 Portrait Optimization)
   ============================================================ */
@page {
  size: A4 portrait;
  margin: 4mm 6mm;
}

@media print {
  * {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  html, body {
    overflow: visible !important;
    height: auto !important;
    background: #ffffff !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .sidebar,
  .topbar,
  .toast-container,
  .loading-overlay,
  .receipt-action-bar,
  .no-print,
  #sidebar-overlay,
  #modals-root {
    display: none !important;
  }

  .app-wrapper {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    overflow: visible !important;
  }

  .main-content {
    margin-left: 0 !important;
    width: 100% !important;
    height: auto !important;
    overflow: visible !important;
    background: #ffffff !important;
  }

  .page-content {
    padding: 0 !important;
    margin: 0 !important;
    overflow: visible !important;
    height: auto !important;
  }

  .receipt-page-view {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .receipt-preview-canvas {
    background: transparent !important;
    padding: 0 !important;
    border: none !important;
    box-shadow: none !important;
    gap: 0 !important;
  }

  .official-receipt-sheet {
    box-shadow: none !important;
    border: 1.5px solid #0f172a !important;
    max-width: 100% !important;
    width: 100% !important;
    min-height: auto !important;
    max-height: none !important;
    padding: 4mm 6mm !important;
    margin: 0 !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    page-break-after: avoid !important;
    break-after: avoid !important;
    border-radius: 0 !important;
    box-sizing: border-box !important;
    font-size: 0.72rem !important;
  }

  .receipt-letterhead {
    padding-bottom: 3px !important;
    margin-bottom: 4px !important;
    gap: 2px !important;
  }

  .brand-logo-full-center {
    width: 210px !important;
    max-height: 68px !important;
    height: auto !important;
    margin-bottom: 1px !important;
  }

  .brand-logo-img-center {
    width: 64px !important;
    height: 64px !important;
    margin-bottom: 2px !important;
  }

  .receipt-voucher-meta-bar {
    padding-top: 2px !important;
    margin-top: 1px !important;
  }

  .receipt-bento-grid {
    gap: 4px !important;
    margin-bottom: 4px !important;
  }

  .receipt-info-row {
    padding: 1.5px 6px !important;
    font-size: 0.7rem !important;
  }

  .receipt-items-table {
    margin-bottom: 4px !important;
  }

  .receipt-items-table th,
  .receipt-items-table td {
    padding: 3px 6px !important;
    font-size: 0.68rem !important;
  }

  .receipt-amount-strip {
    padding: 3px 8px !important;
    margin-bottom: 4px !important;
  }

  .receipt-total-figure {
    font-size: 1rem !important;
  }

  .receipt-ledger-ribbon {
    gap: 4px !important;
    margin-bottom: 4px !important;
  }

  .ledger-cell {
    padding: 3px 5px !important;
  }

  .ledger-label {
    font-size: 0.58rem !important;
  }

  .ledger-value {
    font-size: 0.78rem !important;
  }

  .receipt-bottom-layout {
    padding-top: 4px !important;
    margin-top: 0 !important;
  }

  .receipt-terms-list,
  .receipt-terms-heading {
    font-size: 0.6rem !important;
  }

  .receipt-system-disclaimer {
    font-size: 0.6rem !important;
    margin-top: 3px !important;
    padding-top: 2px !important;
    border-top: 1px dashed #94a3b8 !important;
    color: #475569 !important;
  }

  .receipt-bento-card .bento-header {
    padding: 3px 6px !important;
    font-size: 0.62rem !important;
  }

  .receipt-center-brand .org-subline {
    font-size: 0.6rem !important;
    margin-top: 1px !important;
    line-height: 1.3 !important;
  }

  .receipt-voucher-meta-bar .voucher-title-badge {
    font-size: 0.68rem !important;
    padding: 2px 8px !important;
  }

  .receipt-meta-inline {
    font-size: 0.66rem !important;
    gap: 8px !important;
  }

  .receipt-words-text {
    font-size: 0.72rem !important;
  }

  .copy-badge-pill {
    font-size: 0.58rem !important;
  }

  .receipt-perforation {
    page-break-before: always;
    border-top-color: #000000 !important;
    margin: 20mm 0 10mm !important;
  }

  .receipt-perforation::after {
    background: #ffffff !important;
    color: #000000 !important;
  }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .form-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .col-span-3 { grid-column: span 2; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .receipt-ledger-ribbon { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    transform: translateX(-100%);
    z-index: 1100;
    box-shadow: var(--shadow-xl);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    z-index: 1050;
    backdrop-filter: blur(2px);
  }
  .sidebar-overlay.visible {
    display: block;
  }
  .main-content {
    width: 100%;
    margin-left: 0;
  }
  .hamburger-btn {
    display: flex;
  }
  .topbar-actions {
    display: none;
  }
  .page-content {
    padding: var(--sp-4);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-3);
  }
  .form-grid, .form-grid-3 {
    grid-template-columns: 1fr;
  }
  .col-span-2, .col-span-3 {
    grid-column: span 1;
  }
  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
  }
  .modal {
    max-width: calc(100% - 2rem);
  }
  .fee-summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .topbar-date {
    display: none;
  }
  .receipt-bento-grid {
    grid-template-columns: 1fr;
  }
  .receipt-letterhead {
    align-items: center;
  }
  .receipt-voucher-meta-bar {
    flex-direction: column;
    gap: 8px;
    align-items: center;
  }
  .receipt-meta-inline {
    justify-content: center;
    gap: 8px;
  }
  .official-receipt-sheet {
    padding: 1.25rem 1rem;
  }
  .receipt-preview-canvas {
    padding: 1rem 0.5rem;
  }
  .receipt-action-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .receipt-action-right {
    justify-content: flex-end;
  }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .fee-summary-grid { grid-column: 1fr; }
  .receipt-bottom-layout { flex-direction: column; align-items: stretch; gap: 1rem; }
}

/* ============================================================
   UTILITY
   ============================================================ */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.text-success { color: var(--success) !important; }
.text-danger  { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-muted   { color: var(--gray-400) !important; }
.text-primary { color: var(--primary-light) !important; }
.d-none { display: none !important; }
.d-flex { display: flex; }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }
.mt-4 { margin-top: var(--sp-4); }
.mt-6 { margin-top: var(--sp-6); }
.mb-4 { margin-bottom: var(--sp-4); }
.mb-6 { margin-bottom: var(--sp-6); }
.w-100 { width: 100%; }
.flex-1 { flex: 1; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }

/* Page Animations — FADE IN ONLY (NO TRANSFORM to prevent fixed element trapping) */
.page-section {
  animation: pageFadeIn .2s ease-out forwards;
}

@keyframes pageFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.pulse { animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .6; }
}