/* ============================================================
   FILE: assets/css/main.css
   Sistem Posyandu Digital - Desa Pulukan
   ============================================================ */

/* ------------------------------------------------------------
   1. RESET & VARIABEL
   ------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Warna utama */
  --primary:        #2563eb;
  --primary-dark:   #1d4ed8;
  --primary-light:  #dbeafe;
  --secondary:      #0891b2;
  --accent:         #7c3aed;

  /* Warna status */
  --success:        #16a34a;
  --success-light:  #dcfce7;
  --warning:        #d97706;
  --warning-light:  #fef3c7;
  --danger:         #dc2626;
  --danger-light:   #fee2e2;
  --info:           #0891b2;
  --info-light:     #cffafe;

  /* Warna kategori balita */
  --stunting:       #dc2626;
  --gizi-kurang:    #d97706;
  --bb-kurang:      #f59e0b;
  --gizi-buruk:     #7c3aed;
  --normal:         #16a34a;
  --obesitas:       #0891b2;

  /* Netral */
  --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-w:      260px;
  --topbar-h:       60px;
  --bottomnav-h:    64px;
  --radius:         10px;
  --radius-sm:      6px;
  --radius-lg:      16px;
  --shadow:         0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:      0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:      0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);

  /* Tipografi */
  --font:           'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono:      'Courier New', monospace;

  /* Transisi */
  --transition:     all .2s ease;
}

html { font-size: 15px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background:  var(--gray-100);
  color:       var(--gray-800);
  line-height: 1.6;
  min-height:  100vh;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

img { max-width: 100%; }

/* ------------------------------------------------------------
   2. LAYOUT UTAMA (DESKTOP)
   ------------------------------------------------------------ */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
  width:      var(--sidebar-w);
  min-height: 100vh;
  background: var(--gray-900);
  color:      #fff;
  display:    flex;
  flex-direction: column;
  position:   fixed;
  top: 0; left: 0; bottom: 0;
  z-index:    100;
  transition: var(--transition);
  overflow-y: auto;
  overflow-x: hidden;
}

/* Logo area */
.sidebar-brand {
  padding:      20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  display:      flex;
  align-items:  center;
  gap:          12px;
  flex-shrink:  0;
}
.sidebar-brand-icon {
  width:  40px; height: 40px;
  background:   var(--primary);
  border-radius: 10px;
  display:      flex;
  align-items:  center;
  justify-content: center;
  font-size:    20px;
  flex-shrink:  0;
}
.sidebar-brand-text h1 {
  font-size:    .9rem;
  font-weight:  700;
  line-height:  1.2;
  color:        #fff;
}
.sidebar-brand-text span {
  font-size:    .72rem;
  color:        var(--gray-400);
}

/* Nav menu */
.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}
.sidebar-section {
  padding: 10px 16px 4px;
  font-size:  .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray-500);
}
.sidebar-item {
  display:      flex;
  align-items:  center;
  gap:          10px;
  padding:      10px 20px;
  font-size:    .88rem;
  color:        var(--gray-300);
  cursor:       pointer;
  border-radius: 0;
  transition:   var(--transition);
  position:     relative;
  white-space:  nowrap;
}
.sidebar-item:hover {
  background:   rgba(255,255,255,.06);
  color:        #fff;
}
.sidebar-item.active {
  background:   rgba(37,99,235,.2);
  color:        #fff;
  font-weight:  600;
}
.sidebar-item.active::before {
  content:      '';
  position:     absolute;
  left: 0; top: 0; bottom: 0;
  width:        3px;
  background:   var(--primary);
  border-radius: 0 3px 3px 0;
}
.sidebar-item .nav-icon {
  font-size:    1.1rem;
  width:        22px;
  text-align:   center;
  flex-shrink:  0;
}
.sidebar-item .nav-badge {
  margin-left:  auto;
  background:   var(--danger);
  color:        #fff;
  font-size:    .65rem;
  font-weight:  700;
  padding:      2px 6px;
  border-radius: 20px;
  min-width:    18px;
  text-align:   center;
}

/* Sub-menu */
.sidebar-sub {
  display:      none;
  flex-direction: column;
  background:   rgba(0,0,0,.15);
}
.sidebar-sub.open { display: flex; }
.sidebar-sub .sidebar-item {
  padding-left: 52px;
  font-size:    .83rem;
}

/* Sidebar footer */
.sidebar-footer {
  padding:      16px 20px;
  border-top:   1px solid rgba(255,255,255,.08);
  font-size:    .78rem;
  color:        var(--gray-500);
  flex-shrink:  0;
}

/* TOPBAR */
.topbar {
  height:       var(--topbar-h);
  background:   #fff;
  border-bottom: 1px solid var(--gray-200);
  display:      flex;
  align-items:  center;
  padding:      0 24px;
  gap:          16px;
  position:     sticky;
  top: 0;
  z-index:      50;
  box-shadow:   var(--shadow);
}
.topbar-title {
  font-size:    1rem;
  font-weight:  600;
  color:        var(--gray-800);
  flex: 1;
}
.topbar-period {
  display:      flex;
  align-items:  center;
  gap:          8px;
  font-size:    .82rem;
  color:        var(--gray-600);
  background:   var(--primary-light);
  padding:      5px 12px;
  border-radius: 20px;
  font-weight:  500;
}
.topbar-menu-btn {
  display:      none; /* tampil di mobile */
  background:   none;
  border:       none;
  font-size:    1.4rem;
  cursor:       pointer;
  color:        var(--gray-700);
  padding:      4px;
  border-radius: var(--radius-sm);
}

/* MAIN CONTENT */
.main-content {
  margin-left:  var(--sidebar-w);
  flex: 1;
  display:      flex;
  flex-direction: column;
  min-height:   100vh;
}
.page-content {
  flex: 1;
  padding: 24px;
}

/* ------------------------------------------------------------
   3. KOMPONEN UMUM
   ------------------------------------------------------------ */

/* Card */
.card {
  background:   #fff;
  border-radius: var(--radius);
  box-shadow:   var(--shadow);
  overflow:     hidden;
}
.card-header {
  padding:      16px 20px;
  border-bottom: 1px solid var(--gray-100);
  display:      flex;
  align-items:  center;
  gap:          10px;
}
.card-header h2, .card-header h3 {
  font-size:    .95rem;
  font-weight:  600;
  color:        var(--gray-800);
  flex: 1;
}
.card-body { padding: 20px; }
.card-footer {
  padding:      14px 20px;
  border-top:   1px solid var(--gray-100);
  background:   var(--gray-50);
}

/* Stat card (dashboard) */
.stat-grid {
  display:      grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap:          16px;
}
.stat-card {
  background:   #fff;
  border-radius: var(--radius);
  padding:      20px;
  box-shadow:   var(--shadow);
  display:      flex;
  align-items:  center;
  gap:          16px;
  transition:   var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.stat-icon {
  width:  52px; height: 52px;
  border-radius: 12px;
  display:      flex;
  align-items:  center;
  justify-content: center;
  font-size:    1.6rem;
  flex-shrink:  0;
}
.stat-icon.biru   { background: var(--primary-light);  color: var(--primary); }
.stat-icon.hijau  { background: var(--success-light);  color: var(--success); }
.stat-icon.kuning { background: var(--warning-light);  color: var(--warning); }
.stat-icon.merah  { background: var(--danger-light);   color: var(--danger);  }
.stat-icon.ungu   { background: #ede9fe;               color: var(--accent);  }
.stat-info h3 {
  font-size:    1.6rem;
  font-weight:  700;
  line-height:  1;
  color:        var(--gray-900);
}
.stat-info p {
  font-size:    .8rem;
  color:        var(--gray-500);
  margin-top:   3px;
}

/* Tabel */
.table-wrapper {
  overflow-x:   auto;
  border-radius: var(--radius);
}
table {
  width:        100%;
  border-collapse: collapse;
  font-size:    .85rem;
}
thead th {
  background:   var(--gray-50);
  color:        var(--gray-600);
  font-weight:  600;
  font-size:    .78rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding:      10px 14px;
  text-align:   left;
  border-bottom: 2px solid var(--gray-200);
  white-space:  nowrap;
}
tbody td {
  padding:      11px 14px;
  border-bottom: 1px solid var(--gray-100);
  color:        var(--gray-700);
  vertical-align: middle;
}
tbody tr:hover { background: var(--gray-50); }
tbody tr:last-child td { border-bottom: none; }

/* Badge */
.badge {
  display:      inline-flex;
  align-items:  center;
  gap:          4px;
  padding:      3px 10px;
  border-radius: 20px;
  font-size:    .72rem;
  font-weight:  600;
  white-space:  nowrap;
}
.badge-success  { background: var(--success-light); color: var(--success); }
.badge-warning  { background: var(--warning-light); color: var(--warning); }
.badge-danger   { background: var(--danger-light);  color: var(--danger);  }
.badge-info     { background: var(--info-light);    color: var(--info);    }
.badge-gray     { background: var(--gray-100);      color: var(--gray-600);}
.badge-primary  { background: var(--primary-light); color: var(--primary); }
.badge-purple   { background: #ede9fe;              color: var(--accent);  }

/* Tombol */
.btn {
  display:      inline-flex;
  align-items:  center;
  justify-content: center;
  gap:          7px;
  padding:      9px 18px;
  border-radius: var(--radius-sm);
  border:       none;
  font-size:    .85rem;
  font-weight:  600;
  cursor:       pointer;
  transition:   var(--transition);
  white-space:  nowrap;
  font-family:  var(--font);
  text-decoration: none;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary  { background: var(--primary);  color: #fff; }
.btn-primary:hover  { background: var(--primary-dark); color: #fff; }
.btn-success  { background: var(--success);  color: #fff; }
.btn-success:hover  { background: #15803d; color: #fff; }
.btn-danger   { background: var(--danger);   color: #fff; }
.btn-danger:hover   { background: #b91c1c; color: #fff; }
.btn-warning  { background: var(--warning);  color: #fff; }
.btn-outline  {
  background:   transparent;
  border:       1.5px solid var(--gray-300);
  color:        var(--gray-700);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.btn-sm { padding: 6px 12px; font-size: .78rem; }
.btn-lg { padding: 12px 24px; font-size: .95rem; }
.btn-icon {
  width: 34px; height: 34px;
  padding: 0;
  border-radius: var(--radius-sm);
}

/* Form */
.form-group { margin-bottom: 16px; }
.form-label {
  display:      block;
  font-size:    .82rem;
  font-weight:  600;
  color:        var(--gray-700);
  margin-bottom: 6px;
}
.form-label .required { color: var(--danger); margin-left: 2px; }
.form-control {
  width:        100%;
  padding:      9px 13px;
  border:       1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size:    .88rem;
  font-family:  var(--font);
  color:        var(--gray-800);
  background:   #fff;
  transition:   var(--transition);
  appearance:   none;
}
.form-control:focus {
  outline:      none;
  border-color: var(--primary);
  box-shadow:   0 0 0 3px rgba(37,99,235,.1);
}
.form-control:disabled { background: var(--gray-100); color: var(--gray-400); }
.form-hint { font-size: .75rem; color: var(--gray-400); margin-top: 4px; }
.form-error { font-size: .75rem; color: var(--danger); margin-top: 4px; }
.form-control.is-error { border-color: var(--danger); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

/* Checkbox & Radio */
.check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.check-item {
  display:    flex;
  align-items: center;
  gap:        7px;
  font-size:  .85rem;
  cursor:     pointer;
}
.check-item input { width: 16px; height: 16px; cursor: pointer; accent-color: var(--primary); }

/* Alert */
.alert {
  padding:      13px 16px;
  border-radius: var(--radius-sm);
  font-size:    .85rem;
  display:      flex;
  align-items:  flex-start;
  gap:          10px;
  margin-bottom: 16px;
}
.alert-success { background: var(--success-light); color: #14532d; border-left: 4px solid var(--success); }
.alert-warning { background: var(--warning-light); color: #78350f; border-left: 4px solid var(--warning); }
.alert-danger  { background: var(--danger-light);  color: #7f1d1d; border-left: 4px solid var(--danger); }
.alert-info    { background: var(--info-light);    color: #0e4462; border-left: 4px solid var(--info); }

/* Modal */
.modal-overlay {
  position:     fixed;
  inset:        0;
  background:   rgba(0,0,0,.5);
  z-index:      200;
  display:      flex;
  align-items:  center;
  justify-content: center;
  padding:      16px;
  opacity:      0;
  pointer-events: none;
  transition:   opacity .2s ease;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background:   #fff;
  border-radius: var(--radius-lg);
  width:        100%;
  max-width:    560px;
  max-height:   90vh;
  overflow-y:   auto;
  transform:    translateY(20px);
  transition:   transform .2s ease;
  box-shadow:   var(--shadow-lg);
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  padding:      18px 20px;
  border-bottom: 1px solid var(--gray-100);
  display:      flex;
  align-items:  center;
  gap:          10px;
}
.modal-header h3 { flex: 1; font-size: .95rem; font-weight: 600; }
.modal-close {
  background:   none;
  border:       none;
  font-size:    1.3rem;
  cursor:       pointer;
  color:        var(--gray-400);
  padding:      4px;
  border-radius: var(--radius-sm);
  line-height:  1;
}
.modal-close:hover { color: var(--gray-700); }
.modal-body { padding: 20px; }
.modal-footer {
  padding:      14px 20px;
  border-top:   1px solid var(--gray-100);
  display:      flex;
  gap:          10px;
  justify-content: flex-end;
}

/* Search & Filter bar */
.filter-bar {
  display:      flex;
  gap:          10px;
  flex-wrap:    wrap;
  align-items:  center;
  margin-bottom: 16px;
}
.filter-bar .form-control { max-width: 220px; }
.search-input {
  position:     relative;
  flex: 1;
  min-width:    200px;
  max-width:    340px;
}
.search-input .form-control { padding-left: 36px; }
.search-input .search-icon {
  position:     absolute;
  left:         11px;
  top:          50%;
  transform:    translateY(-50%);
  color:        var(--gray-400);
  font-size:    .9rem;
}

/* Page header */
.page-header {
  display:      flex;
  align-items:  center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap:    wrap;
  gap:          12px;
}
.page-header-left h2 {
  font-size:    1.2rem;
  font-weight:  700;
  color:        var(--gray-900);
}
.page-header-left p {
  font-size:    .82rem;
  color:        var(--gray-500);
  margin-top:   2px;
}
.breadcrumb {
  display:      flex;
  align-items:  center;
  gap:          6px;
  font-size:    .78rem;
  color:        var(--gray-400);
  margin-bottom: 4px;
}
.breadcrumb a { color: var(--gray-400); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { font-size: .6rem; }

/* Pagination */
.pagination {
  display:      flex;
  align-items:  center;
  gap:          4px;
  justify-content: center;
  padding:      16px 0 4px;
}
.page-btn {
  width:  34px; height: 34px;
  display:      flex;
  align-items:  center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border:       1.5px solid var(--gray-200);
  background:   #fff;
  font-size:    .82rem;
  cursor:       pointer;
  transition:   var(--transition);
  color:        var(--gray-700);
  font-family:  var(--font);
}
.page-btn:hover { border-color: var(--primary); color: var(--primary); }
.page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.page-btn:disabled { opacity:.4; cursor:default; }

/* Loading spinner */
.spinner {
  width:  22px; height: 22px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Empty state */
.empty-state {
  text-align:   center;
  padding:      48px 20px;
}
.empty-state .empty-icon {
  font-size:    3rem;
  margin-bottom: 12px;
}
.empty-state h3 {
  font-size:    1rem;
  font-weight:  600;
  color:        var(--gray-700);
}
.empty-state p {
  font-size:    .85rem;
  color:        var(--gray-400);
  margin-top:   6px;
}

/* Divider */
.divider { height: 1px; background: var(--gray-100); margin: 16px 0; }

/* Tooltip */
.tooltip { position: relative; }
.tooltip-text {
  visibility:   hidden;
  opacity:      0;
  background:   var(--gray-800);
  color:        #fff;
  font-size:    .72rem;
  padding:      5px 10px;
  border-radius: var(--radius-sm);
  position:     absolute;
  bottom:       calc(100% + 6px);
  left:         50%;
  transform:    translateX(-50%);
  white-space:  nowrap;
  transition:   opacity .15s;
  z-index:      999;
  pointer-events: none;
}
.tooltip:hover .tooltip-text { visibility: visible; opacity: 1; }

/* Tag RESTI */
.resti-tags { display: flex; flex-wrap: wrap; gap: 4px; }
.resti-tag {
  font-size:    .68rem;
  padding:      2px 8px;
  background:   var(--danger-light);
  color:        var(--danger);
  border-radius: 20px;
  font-weight:  600;
  white-space:  nowrap;
}

/* ------------------------------------------------------------
   4. MOBILE CARD (dipakai di list mobile)
   ------------------------------------------------------------ */
.card-list { display: flex; flex-direction: column; gap: 12px; }

.data-card {
  background:   #fff;
  border-radius: var(--radius);
  box-shadow:   var(--shadow);
  padding:      14px 16px;
  display:      flex;
  flex-direction: column;
  gap:          8px;
  transition:   var(--transition);
  border-left:  4px solid var(--gray-200);
}
.data-card:hover { box-shadow: var(--shadow-md); }
.data-card.status-aktif     { border-left-color: var(--success); }
.data-card.status-stunting  { border-left-color: var(--stunting); }
.data-card.status-gizi-kurang { border-left-color: var(--gizi-kurang); }
.data-card.status-lulus     { border-left-color: var(--gray-300); }
.data-card.status-pindah    { border-left-color: var(--gray-300); }
.data-card.status-resti     { border-left-color: var(--danger); }

.data-card-top {
  display:      flex;
  align-items:  flex-start;
  gap:          10px;
}
.data-card-avatar {
  width:  40px; height: 40px;
  border-radius: 50%;
  display:      flex;
  align-items:  center;
  justify-content: center;
  font-size:    1.1rem;
  font-weight:  700;
  color:        #fff;
  flex-shrink:  0;
  font-size:    1rem;
}
.avatar-l { background: linear-gradient(135deg, #2563eb, #7c3aed); }
.avatar-p { background: linear-gradient(135deg, #ec4899, #f97316); }
.avatar-bumil { background: linear-gradient(135deg, #0891b2, #2563eb); }

.data-card-name {
  flex: 1;
  min-width: 0;
}
.data-card-name h3 {
  font-size:    .9rem;
  font-weight:  700;
  color:        var(--gray-900);
  white-space:  nowrap;
  overflow:     hidden;
  text-overflow: ellipsis;
}
.data-card-name p {
  font-size:    .78rem;
  color:        var(--gray-500);
  margin-top:   2px;
}

.data-card-meta {
  display:      grid;
  grid-template-columns: 1fr 1fr;
  gap:          6px 12px;
}
.meta-item {
  display:      flex;
  flex-direction: column;
  gap:          1px;
}
.meta-label {
  font-size:    .68rem;
  color:        var(--gray-400);
  font-weight:  600;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.meta-value {
  font-size:    .82rem;
  color:        var(--gray-800);
  font-weight:  500;
}

.data-card-actions {
  display:      flex;
  gap:          8px;
  justify-content: flex-end;
  padding-top:  6px;
  border-top:   1px solid var(--gray-100);
}

/* ------------------------------------------------------------
   5. BOTTOM NAVIGATION (MOBILE)
   ------------------------------------------------------------ */
.bottom-nav {
  display:      none; /* tampil hanya di mobile */
  position:     fixed;
  bottom: 0; left: 0; right: 0;
  height:       var(--bottomnav-h);
  background:   #fff;
  border-top:   1px solid var(--gray-200);
  box-shadow:   0 -2px 10px rgba(0,0,0,.06);
  z-index:      100;
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.bottom-nav-inner {
  display:      grid;
  grid-template-columns: repeat(5, 1fr);
  height:       100%;
}
.bnav-item {
  display:      flex;
  flex-direction: column;
  align-items:  center;
  justify-content: center;
  gap:          3px;
  cursor:       pointer;
  color:        var(--gray-400);
  font-size:    .65rem;
  font-weight:  500;
  transition:   var(--transition);
  position:     relative;
  padding-bottom: 2px;
  -webkit-tap-highlight-color: transparent;
}
.bnav-item .bnav-icon { font-size: 1.25rem; line-height: 1; }
.bnav-item.active { color: var(--primary); }
.bnav-item.active .bnav-icon { color: var(--primary); }
.bnav-item.active::before {
  content:      '';
  position:     absolute;
  top: 0; left: 25%; right: 25%;
  height:       3px;
  background:   var(--primary);
  border-radius: 0 0 4px 4px;
}
.bnav-badge {
  position:     absolute;
  top:          6px;
  right:        calc(50% - 18px);
  background:   var(--danger);
  color:        #fff;
  font-size:    .55rem;
  font-weight:  700;
  padding:      1px 4px;
  border-radius: 10px;
  min-width:    14px;
  text-align:   center;
}

/* Mobile sidebar overlay */
.sidebar-overlay {
  display:      none;
  position:     fixed;
  inset:        0;
  background:   rgba(0,0,0,.4);
  z-index:      99;
}
.sidebar-overlay.open { display: block; }

/* ------------------------------------------------------------
   6. RESPONSIVE — MOBILE
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  /* Sidebar berubah jadi drawer */
  .sidebar {
    transform:  translateX(-100%);
    z-index:    101;
    width:      280px;
  }
  .sidebar.open { transform: translateX(0); }

  /* Main content full width */
  .main-content {
    margin-left: 0;
    padding-bottom: var(--bottomnav-h);
  }

  /* Topbar */
  .topbar { padding: 0 16px; }
  .topbar-menu-btn { display: flex; }
  .topbar-period { display: none; }

  /* Page content */
  .page-content { padding: 14px; }

  /* Bottom nav tampil */
  .bottom-nav { display: flex; }

  /* Form row 2 kolom jadi 1 kolom */
  .form-row, .form-row-3 { grid-template-columns: 1fr; }

  /* Filter bar */
  .filter-bar .form-control { max-width: 100%; }
  .search-input { max-width: 100%; flex: 1; }

  /* Tabel: sembunyikan kolom kurang penting di mobile */
  .hide-mobile { display: none !important; }

  /* Stat grid */
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 10px; }

  /* Page header */
  .page-header { flex-direction: column; align-items: flex-start; }

  /* Modal */
  .modal-overlay { align-items: flex-end; padding: 0; }
  .modal { border-radius: var(--radius-lg) var(--radius-lg) 0 0; max-height: 90vh; }
}

@media (max-width: 400px) {
  .stat-grid { grid-template-columns: 1fr; }
  .data-card-meta { grid-template-columns: 1fr; }
}

/* ------------------------------------------------------------
   7. UTILITY CLASSES
   ------------------------------------------------------------ */
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1        { gap: 6px; }
.gap-2        { gap: 12px; }
.gap-3        { gap: 18px; }
.mt-1         { margin-top: 8px; }
.mt-2         { margin-top: 16px; }
.mt-3         { margin-top: 24px; }
.mb-1         { margin-bottom: 8px; }
.mb-2         { margin-bottom: 16px; }
.mb-3         { margin-bottom: 24px; }
.w-100        { width: 100%; }
.text-center  { text-align: center; }
.text-right   { text-align: right; }
.text-small   { font-size: .78rem; }
.text-muted   { color: var(--gray-400); }
.text-bold    { font-weight: 700; }
.text-danger  { color: var(--danger); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.hidden       { display: none !important; }
.truncate     { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }