/* ============================================================
   ShakhaJeans v2 — Design System
   Modern · Mobile-First · Accessible
   ============================================================ */

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

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

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  /* Brand */
  --pr:       #4f46e5;
  --pr-dark:  #3730a3;
  --pr-light: #eef2ff;
  --pr-glow:  rgba(79,70,229,.18);
  --acc:      #10b981;
  --acc-dark: #059669;
  --danger:   #ef4444;
  --warn:     #f59e0b;
  --info:     #3b82f6;

  /* Grays */
  --g50:  #f8fafc;
  --g100: #f1f5f9;
  --g200: #e2e8f0;
  --g300: #cbd5e1;
  --g400: #94a3b8;
  --g500: #64748b;
  --g700: #334155;
  --g800: #1e293b;
  --g900: #0f172a;

  /* Sidebar */
  --sb-w:     260px;
  --sb-bg:    #0f172a;

  /* Misc */
  --r:    10px;
  --r-lg: 14px;
  --r-xl: 18px;
  --sh-sm: 0 1px 3px rgba(0,0,0,.07),0 1px 2px rgba(0,0,0,.04);
  --sh:    0 4px 12px rgba(0,0,0,.08),0 2px 6px rgba(0,0,0,.04);
  --sh-lg: 0 12px 30px rgba(0,0,0,.12),0 4px 12px rgba(0,0,0,.06);
  --tr:   all .2s cubic-bezier(.4,0,.2,1);

  /* Topbar */
  --topbar-h: 64px;
}

/* ── Base ──────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: #f0f2f7;
  color: var(--g900);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ════════════════════════════════════════
   LAYOUT SHELL
════════════════════════════════════════ */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ════════════════════════════════════════
   SIDEBAR
════════════════════════════════════════ */
.sidebar {
  width: var(--sb-w);
  background: linear-gradient(180deg, #0f172a 0%, #111827 60%, #0c1322 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 400;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.08) transparent;
  border-right: 1px solid rgba(255,255,255,.04);
}
.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 3px; }

/* Brand */
.sb-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 20px 16px 18px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
}
.sb-logo-box {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--pr), #818cf8);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(79,70,229,.45);
}
.sb-brand-text { flex: 1; min-width: 0; }
.sb-brand-name {
  display: block;
  font-size: 14.5px; font-weight: 800;
  letter-spacing: -.3px; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.sb-brand-sub { display: block; font-size: 10.5px; opacity: .4; margin-top: 1px; }
.sb-close-btn {
  display: none;
  background: none; border: none; color: rgba(255,255,255,.4);
  cursor: pointer; font-size: 16px; padding: 4px; border-radius: 5px;
  flex-shrink: 0;
}
.sb-close-btn:hover { color: #fff; background: rgba(255,255,255,.08); }

/* Navigation */
.sb-nav { flex: 1; padding: 10px 10px 4px; }
.sb-section-label {
  padding: 14px 8px 5px;
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 1.3px;
  color: rgba(255,255,255,.28);
  font-weight: 700;
  user-select: none;
}
.sb-link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 10px;
  color: rgba(255,255,255,.58);
  text-decoration: none;
  border-radius: 9px;
  margin-bottom: 1px;
  transition: var(--tr);
  font-size: 13.5px;
  font-weight: 500;
  position: relative;
}
.sb-link:hover {
  color: rgba(255,255,255,.92);
  background: rgba(255,255,255,.07);
}
.sb-link.active {
  color: #fff;
  background: linear-gradient(90deg, rgba(79,70,229,.5), rgba(79,70,229,.18));
  font-weight: 600;
}
.sb-link-icon {
  width: 26px; height: 26px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; flex-shrink: 0;
  border-radius: 7px;
  background: rgba(255,255,255,.06);
}
.sb-link.active .sb-link-icon {
  background: rgba(79,70,229,.4);
}
.sb-link-label { flex: 1; }
.sb-active-dot {
  width: 6px; height: 6px;
  background: var(--pr);
  border-radius: 50%;
  flex-shrink: 0;
}

/* Footer */
.sb-footer {
  padding: 14px;
  border-top: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
}
.sb-user {
  display: flex; align-items: center; gap: 9px;
  margin-bottom: 12px;
}
.sb-avatar {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--pr), #818cf8);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0;
}
.sb-user-info { flex: 1; min-width: 0; }
.sb-user-name {
  display: block; font-size: 13px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sb-user-role { display: block; font-size: 11px; opacity: .45; }
.sb-logout-btn {
  display: flex; align-items: center; gap: 6px;
  width: 100%; padding: 8px 10px;
  color: rgba(255,255,255,.45); background: transparent;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 8px; text-decoration: none;
  font-size: 12.5px; font-weight: 500;
  transition: var(--tr); cursor: pointer;
}
.sb-logout-btn:hover {
  color: #fca5a5;
  background: rgba(239,68,68,.12);
  border-color: rgba(239,68,68,.2);
}

/* Overlay */
.sb-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 350;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  opacity: 0; transition: opacity .3s;
}
.sb-overlay.show { display: block; opacity: 1; }

/* ════════════════════════════════════════
   MAIN CONTENT
════════════════════════════════════════ */
.app-main {
  margin-left: var(--sb-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* ── Topbar ── */
.topbar {
  height: var(--topbar-h);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 1px 0 rgba(0,0,0,.04);
  gap: 12px;
}
.topbar-left { display: flex; align-items: center; gap: 14px; flex: 1; min-width: 0; }
.hamburger {
  display: none;
  background: none; border: none; cursor: pointer;
  padding: 8px; border-radius: 9px;
  color: var(--g700); flex-direction: column; gap: 5px;
  flex-shrink: 0; transition: var(--tr);
}
.hamburger:hover { background: var(--g100); }
.hamburger span {
  display: block; width: 20px; height: 2px;
  background: currentColor; border-radius: 2px;
  transition: var(--tr);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.topbar-title-wrap { min-width: 0; }
.topbar-title {
  font-size: 16px; font-weight: 700; color: var(--g900);
  letter-spacing: -.3px; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.topbar-date { font-size: 11.5px; color: var(--g400); display: block; margin-top: 1px; }

.topbar-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.session-badge {
  display: flex; align-items: center; gap: 5px;
  background: var(--g100); border: 1px solid var(--g200);
  border-radius: 99px; padding: 5px 11px;
  font-size: 11.5px; color: var(--g500);
}
.session-badge.warn { background: #fef9c3; border-color: #fde68a; color: #854d0e; }
.session-badge.danger { background: #fff1f2; border-color: #fecaca; color: #991b1b; }

.topbar-user {
  display: flex; align-items: center; gap: 8px;
  background: var(--g100); border: 1px solid var(--g200);
  border-radius: 99px; padding: 4px 12px 4px 4px;
}
.topbar-avatar {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--pr), #818cf8);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: 11.5px; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.topbar-user-name { font-size: 13px; font-weight: 600; color: var(--g800); }
.role-badge {
  background: var(--pr-light); color: var(--pr);
  font-size: 10.5px; font-weight: 700; padding: 2px 7px;
  border-radius: 99px; letter-spacing: .2px;
}

/* ── Content Area ── */
.content-area {
  padding: 24px;
  flex: 1;
  max-width: 100%;
  overflow-x: hidden;
}

/* ════════════════════════════════════════
   CARDS
════════════════════════════════════════ */
.card {
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid rgba(0,0,0,.055);
  box-shadow: var(--sh-sm);
  padding: 22px;
  margin-bottom: 20px;
  transition: box-shadow .2s;
}
.card:hover { box-shadow: var(--sh); }
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px; padding-bottom: 14px;
  border-bottom: 1px solid var(--g100);
}
.card-title { font-size: 14.5px; font-weight: 700; color: var(--g900); letter-spacing: -.1px; }

/* ════════════════════════════════════════
   STAT CARDS
════════════════════════════════════════ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}
.stat-card {
  background: #fff;
  border-radius: var(--r-lg);
  padding: 18px 20px 16px;
  border: 1px solid rgba(0,0,0,.055);
  border-top: 3px solid var(--pr);
  box-shadow: var(--sh-sm);
  display: block;
  position: relative;
  overflow: hidden;
  transition: var(--tr);
}
.stat-card::after {
  content: '';
  position: absolute; top: -24px; right: -24px;
  width: 90px; height: 90px;
  background: radial-gradient(circle, var(--pr-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.stat-card:hover { box-shadow: var(--sh); transform: translateY(-2px); }
.stat-card.green  { border-top-color: var(--acc); }
.stat-card.green::after  { background: radial-gradient(circle,rgba(16,185,129,.12) 0%,transparent 70%); }
.stat-card.red    { border-top-color: var(--danger); }
.stat-card.red::after    { background: radial-gradient(circle,rgba(239,68,68,.1) 0%,transparent 70%); }
.stat-card.yellow { border-top-color: var(--warn); }
.stat-card.yellow::after { background: radial-gradient(circle,rgba(245,158,11,.1) 0%,transparent 70%); }
.stat-card.purple { border-top-color: #8b5cf6; }
.stat-card.blue   { border-top-color: var(--info); }

.stat-label {
  font-size: 10.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .7px;
  color: var(--g400); margin-bottom: 8px;
}
.stat-value {
  font-size: 24px; font-weight: 800;
  color: var(--g900); letter-spacing: -.7px;
  line-height: 1.1; word-break: break-word;
}
.stat-sub { font-size: 11.5px; color: var(--g400); margin-top: 6px; }
.stat-icon {
  width: 38px; height: 38px; border-radius: 9px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 17px; margin-bottom: 10px;
  background: var(--pr-light);
}

/* ════════════════════════════════════════
   TABLES
════════════════════════════════════════ */
.table-wrap { overflow-x: auto; border-radius: var(--r); -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  background: var(--g900);
  color: rgba(255,255,255,.88);
  padding: 10px 13px;
  text-align: left; font-weight: 600;
  font-size: 11px; text-transform: uppercase; letter-spacing: .55px;
  white-space: nowrap;
}
thead th:first-child { border-radius: var(--r) 0 0 0; }
thead th:last-child  { border-radius: 0 var(--r) 0 0; }
tbody td { padding: 10px 13px; border-bottom: 1px solid var(--g100); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr { transition: background .12s; }
tbody tr:hover { background: #f7f8ff; }
.td-right { text-align: right; }
.td-center { text-align: center; }
.negative { color: var(--danger); font-weight: 600; }
.positive  { color: var(--acc);    font-weight: 600; }

/* ════════════════════════════════════════
   FORMS
════════════════════════════════════════ */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--g700); letter-spacing: .1px; }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 10px 13px;
  border: 1.5px solid var(--g200);
  border-radius: 9px;
  font-size: 14px; outline: none;
  transition: var(--tr);
  background: #fff; font-family: inherit; color: var(--g900);
  width: 100%;
}
.form-group input:hover,
.form-group select:hover { border-color: var(--g300); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--pr);
  box-shadow: 0 0 0 3.5px var(--pr-glow);
}
.form-group textarea { resize: vertical; min-height: 88px; }
.form-full { grid-column: 1 / -1; }

/* ════════════════════════════════════════
   BUTTONS
════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px;
  border: 1.5px solid transparent; border-radius: 9px;
  font-size: 13.5px; font-weight: 600;
  cursor: pointer; text-decoration: none;
  transition: var(--tr); white-space: nowrap;
  line-height: 1; letter-spacing: -.1px;
  position: relative; overflow: hidden;
  font-family: inherit;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  background: var(--pr); color: #fff; border-color: var(--pr);
  box-shadow: 0 2px 8px rgba(79,70,229,.28);
}
.btn-primary:hover {
  background: var(--pr-dark); border-color: var(--pr-dark);
  box-shadow: 0 4px 14px rgba(79,70,229,.38); transform: translateY(-1px);
}
.btn-success {
  background: var(--acc); color: #fff; border-color: var(--acc);
  box-shadow: 0 2px 8px rgba(16,185,129,.28);
}
.btn-success:hover { background: var(--acc-dark); border-color: var(--acc-dark); transform: translateY(-1px); }
.btn-danger {
  background: var(--danger); color: #fff; border-color: var(--danger);
  box-shadow: 0 2px 8px rgba(239,68,68,.22);
}
.btn-danger:hover { background: #dc2626; border-color: #dc2626; transform: translateY(-1px); }
.btn-warning { background: var(--warn); color: #fff; border-color: var(--warn); }
.btn-warning:hover { background: #d97706; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--pr); border-color: var(--pr); }
.btn-outline:hover { background: var(--pr-light); }
.btn-gray { background: var(--g100); color: var(--g700); border-color: var(--g200); }
.btn-gray:hover { background: var(--g200); }
.btn-sm { padding: 6px 13px; font-size: 12px; border-radius: 7px; }
.btn-lg { padding: 12px 26px; font-size: 15px; }
.btn-icon { padding: 7px; width: 34px; height: 34px; justify-content: center; }
.btn-group { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ════════════════════════════════════════
   ALERTS
════════════════════════════════════════ */
.alert {
  padding: 12px 16px; border-radius: 10px;
  margin-bottom: 16px; font-size: 13.5px;
  border: 1px solid transparent;
  display: flex; align-items: flex-start; gap: 10px;
}
.alert-success { background: #f0fdf4; color: #166534; border-color: #bbf7d0; }
.alert-danger  { background: #fff1f2; color: #991b1b; border-color: #fecaca; }
.alert-warning { background: #fffbeb; color: #854d0e; border-color: #fde68a; }
.alert-info    { background: #eff6ff; color: #1e40af; border-color: #bfdbfe; }

/* ════════════════════════════════════════
   BADGES
════════════════════════════════════════ */
.badge {
  display: inline-flex; align-items: center;
  padding: 2px 9px; border-radius: 99px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .1px;
}
.badge-green  { background: #dcfce7; color: #166534; }
.badge-red    { background: #fee2e2; color: #991b1b; }
.badge-yellow { background: #fef9c3; color: #854d0e; }
.badge-blue   { background: #dbeafe; color: #1e40af; }
.badge-purple { background: #f5f3ff; color: #6d28d9; }
.badge-gray   { background: var(--g100); color: var(--g700); }

/* ════════════════════════════════════════
   FILTER BAR
════════════════════════════════════════ */
.filter-bar {
  background: #fff;
  padding: 16px 18px;
  border-radius: var(--r-lg);
  border: 1px solid rgba(0,0,0,.055);
  box-shadow: var(--sh-sm);
  margin-bottom: 18px;
  display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end;
}
.filter-bar .form-group { min-width: 130px; }

/* ════════════════════════════════════════
   UPLOAD AREA
════════════════════════════════════════ */
.upload-area {
  border: 2px dashed var(--g300);
  border-radius: var(--r-lg);
  padding: 52px 24px;
  text-align: center; cursor: pointer;
  transition: var(--tr); background: var(--g50);
}
.upload-area:hover, .upload-area.dragover {
  border-color: var(--pr); background: var(--pr-light);
}
.upload-icon { font-size: 52px; margin-bottom: 14px; display: block; }
.upload-text { font-size: 16px; font-weight: 600; color: var(--g700); }
.upload-sub  { font-size: 13px; color: var(--g400); margin-top: 5px; }

/* ════════════════════════════════════════
   PAGINATION
════════════════════════════════════════ */
.pagination { display: flex; gap: 4px; margin-top: 18px; flex-wrap: wrap; align-items: center; }
.pagination a, .pagination span {
  padding: 7px 13px; border: 1.5px solid var(--g200); border-radius: 7px;
  text-decoration: none; color: var(--g700); font-size: 13px; font-weight: 500;
  transition: var(--tr);
}
.pagination a:hover { background: var(--pr-light); border-color: var(--pr); color: var(--pr); }
.pagination .active { background: var(--pr); color: #fff; border-color: var(--pr); }
.pagination .disabled { opacity: .35; pointer-events: none; }

/* ════════════════════════════════════════
   SUMMARY TABLE
════════════════════════════════════════ */
.summary-table { width: 100%; border-collapse: collapse; }
.summary-table tr td { padding: 9px 12px; border-bottom: 1px solid var(--g100); font-size: 13px; }
.summary-table tr td:first-child { color: var(--g500); }
.summary-table tr td:last-child { text-align: right; font-weight: 600; }
.summary-table .total-row td {
  font-weight: 800; background: var(--pr-light);
  border-top: 2px solid var(--pr); font-size: 14.5px; color: var(--pr-dark);
}
.summary-table .section-header td {
  background: var(--g50); color: var(--g400);
  font-weight: 700; font-size: 10.5px; text-transform: uppercase; letter-spacing: .6px;
}

/* ════════════════════════════════════════
   EMPTY STATE
════════════════════════════════════════ */
.empty-state { text-align: center; padding: 52px 20px; color: var(--g400); }
.empty-state .empty-icon { font-size: 56px; margin-bottom: 14px; display: block; }
.empty-state p { font-size: 14.5px; }

/* Skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--g100) 25%, var(--g200) 50%, var(--g100) 75%);
  background-size: 200% 100%;
  animation: skeleton-wave 1.5s infinite;
  border-radius: 6px;
}
@keyframes skeleton-wave {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ════════════════════════════════════════
   MOBILE BOTTOM NAV
════════════════════════════════════════ */
.mbn {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(0,0,0,.07);
  z-index: 300;
  padding: 0 4px env(safe-area-inset-bottom, 6px);
  display: none;
  flex-direction: row;
  justify-content: space-around;
  box-shadow: 0 -4px 24px rgba(0,0,0,.08);
}
.mbn-item {
  display: flex; flex-direction: column;
  align-items: center; gap: 3px;
  padding: 8px 10px 6px;
  text-decoration: none;
  color: var(--g400);
  font-size: 10px; font-weight: 600;
  border-radius: 12px; transition: var(--tr);
  position: relative; min-width: 52px;
}
.mbn-item.active { color: var(--pr); }
.mbn-item:hover  { color: var(--pr); }
.mbn-icon { font-size: 20px; line-height: 1; }
.mbn-label { letter-spacing: .1px; }
.mbn-dot {
  position: absolute; top: 4px; right: calc(50% - 14px);
  width: 5px; height: 5px;
  background: var(--pr); border-radius: 50%;
}

/* ════════════════════════════════════════
   SESSION WARNING BANNER
════════════════════════════════════════ */
.session-warning {
  position: fixed; bottom: 80px; left: 50%;
  transform: translateX(-50%);
  z-index: 9000;
  animation: slideUp .3s ease;
}
.session-warning-inner {
  display: flex; align-items: center; gap: 10px;
  background: #7c2d12; color: #fff;
  padding: 12px 18px; border-radius: 12px;
  font-size: 13.5px; font-weight: 600;
  box-shadow: 0 8px 30px rgba(0,0,0,.35);
  white-space: nowrap;
}
.session-warning-inner button {
  background: none; border: none; color: rgba(255,255,255,.7);
  cursor: pointer; font-size: 16px; padding: 0 0 0 6px;
}
@keyframes slideUp { from { opacity:0; transform:translateX(-50%) translateY(20px); } }

/* ════════════════════════════════════════
   RESPONSIVE GRID HELPERS
════════════════════════════════════════ */
.grid-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-main-side { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
.grid-4col { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }

/* ════════════════════════════════════════
   UTILITIES
════════════════════════════════════════ */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-sm     { font-size: 12px; }
.text-muted  { color: var(--g500); }
.text-success{ color: var(--acc); }
.text-danger { color: var(--danger); }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.mt-2 { margin-top: 8px; }
.mb-2 { margin-bottom: 8px; }
.d-flex { display: flex; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.align-center    { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.w-full { width: 100%; }
hr.divider { border: none; border-top: 1px solid var(--g100); margin: 18px 0; }

/* ════════════════════════════════════════
   LOGIN PAGE
════════════════════════════════════════ */
.login-body {
  min-height: 100vh;
  background: #0f172a;
  overflow: hidden;
}
.login-bg {
  position: fixed; inset: 0; pointer-events: none;
}
.login-bg-orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: .5;
}
.orb-1 { width: 500px; height: 500px; background: rgba(79,70,229,.3); top: -150px; left: -150px; }
.orb-2 { width: 400px; height: 400px; background: rgba(16,185,129,.2); bottom: -100px; right: -100px; }
.orb-3 { width: 300px; height: 300px; background: rgba(139,92,246,.15); top: 40%; left: 40%; }

.login-wrapper {
  position: relative; z-index: 1;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.login-card {
  background: rgba(255,255,255,.98);
  border-radius: 22px;
  padding: 44px 40px;
  width: 100%; max-width: 420px;
  box-shadow: 0 30px 80px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.08);
}
.login-header { text-align: center; margin-bottom: 32px; }
.login-icon-wrap {
  width: 68px; height: 68px;
  background: linear-gradient(135deg, var(--pr), #818cf8);
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 32px; margin: 0 auto 14px;
  box-shadow: 0 8px 28px rgba(79,70,229,.45);
}
.login-title { font-size: 26px; font-weight: 800; color: var(--g900); letter-spacing: -.5px; }
.login-sub   { font-size: 13px; color: var(--g400); margin-top: 4px; }

.lx-alert {
  display: flex; align-items: flex-start; gap: 9px;
  padding: 11px 14px; border-radius: 9px;
  font-size: 13px; margin-bottom: 18px; border: 1px solid;
}
.lx-alert-warn { background: #fffbeb; color: #854d0e; border-color: #fde68a; }
.lx-alert-err  { background: #fff1f2; color: #991b1b; border-color: #fecaca; }

.lx-field { margin-bottom: 15px; }
.lx-field label {
  display: block; font-size: 12px; font-weight: 600;
  color: var(--g700); margin-bottom: 6px;
}
.lx-input-wrap { position: relative; }
.lx-icon-left {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  font-size: 16px; pointer-events: none;
}
.lx-input-wrap input {
  width: 100%; padding: 11px 42px;
  border: 1.5px solid var(--g200); border-radius: 10px;
  font-size: 14.5px; outline: none; font-family: inherit;
  transition: border .2s, box-shadow .2s; background: #fff;
  color: var(--g900);
}
.lx-input-wrap input:focus {
  border-color: var(--pr);
  box-shadow: 0 0 0 3.5px var(--pr-glow);
}
.lx-eye-toggle {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  font-size: 17px; padding: 5px; border-radius: 5px; color: var(--g400);
}
.lx-eye-toggle:hover { color: var(--g700); background: var(--g100); }

.lx-submit {
  width: 100%; padding: 12px 20px; margin-top: 6px;
  background: linear-gradient(135deg, var(--pr), #6d28d9);
  color: #fff; border: none; border-radius: 10px;
  font-size: 15px; font-weight: 700; cursor: pointer;
  letter-spacing: -.2px; font-family: inherit;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: all .2s;
  box-shadow: 0 4px 16px rgba(79,70,229,.38);
}
.lx-submit:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(79,70,229,.48); }
.lx-submit:active { transform: scale(.98); }
.lx-submit:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.lx-arrow { font-size: 18px; }
.login-footer { text-align: center; font-size: 11.5px; color: var(--g300); margin-top: 24px; }

/* ════════════════════════════════════════
   ANIMATE-IN (card entrance)
════════════════════════════════════════ */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fadeSlideUp .3s ease both; }

/* ════════════════════════════════════════
   RESPONSIVE — TABLET (≤ 1024px)
════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root { --sb-w: 230px; }
  .content-area { padding: 18px; }
  .grid-main-side { grid-template-columns: 1fr; }
  .grid-4col  { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
  .topbar { padding: 0 18px; }
}

/* ════════════════════════════════════════
   RESPONSIVE — MOBILE (≤ 768px)
════════════════════════════════════════ */
@media (max-width: 768px) {
  body { overflow-x: hidden; }

  /* Sidebar slides off-screen */
  .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 8px 0 40px rgba(0,0,0,.4);
  }
  .sb-close-btn { display: flex; }

  /* Main fills screen */
  .app-main { margin-left: 0; }

  /* Topbar */
  .topbar { padding: 0 14px; height: 58px; }
  .hamburger { display: flex; }
  .topbar-title { font-size: 15px; }
  .topbar-date { display: none; }
  .session-badge { display: none; }
  .topbar-user-name { display: none; }
  .topbar-user { padding: 4px; background: none; border: none; }
  .role-badge { display: none; }

  /* Content */
  .content-area { padding: 14px; padding-bottom: 80px; }

  /* Bottom nav visible */
  .mbn { display: flex; }

  /* Grids → single column */
  .grid-2col    { grid-template-columns: 1fr; }
  .grid-4col    { grid-template-columns: 1fr 1fr; }
  .grid-main-side { grid-template-columns: 1fr; }

  /* Tables */
  .table-wrap { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { display: block; overflow-x: auto; white-space: nowrap; }

  /* Cards */
  .card { padding: 16px 14px; }
  .card-header { margin-bottom: 14px; }
  .stat-card { padding: 14px 16px 12px; }
  .stat-value { font-size: 20px; }

  /* Filter bar */
  .filter-bar { gap: 10px; }
  .filter-bar .form-group { min-width: 100%; }

  /* Login */
  .login-card { padding: 32px 22px; border-radius: 18px; }
  .login-title { font-size: 22px; }

  /* Stats grid 2-col on mobile */
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .grid-4col { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .btn-group { gap: 6px; }
  .form-grid { grid-template-columns: 1fr; }
}

/* ════════════════════════════════════════
   PRINT
════════════════════════════════════════ */
@media print {
  .sidebar, .topbar, .mbn, .btn-group, .filter-bar,
  .session-warning, .sb-overlay { display: none !important; }
  .app-main { margin-left: 0 !important; }
  .content-area { padding: 0 !important; }
  .card { box-shadow: none !important; border: 1px solid #ddd !important; }
}