/* ============================================================
   base.css — Global design tokens, reset, shared atoms
   Used by: index.php shell + every section file
   ============================================================ */

/* ---------- Design tokens ---------- */
:root{
  --primary:#0b3d91;--primary-dark:#072a66;--primary-light:#1a5fc7;
  --primary-gradient:linear-gradient(135deg,#0b3d91 0%,#1a5fc7 100%);
  --gold:#c9a84c;--gold-light:#e8d5a3;
  --success:#1a7a3a;--warning:#b8860b;--danger:#8b0000;--info:#0b6b8b;

  --gray-50:#f8f9fa;--gray-100:#f0f1f3;--gray-200:#dee0e3;--gray-300:#c1c4c9;
  --gray-400:#9ca0a8;--gray-500:#6c717a;--gray-600:#4a4f58;--gray-700:#2d3138;
  --gray-800:#1a1d23;--gray-900:#0d0f12;

  --sidebar-width:270px;--header-height:68px;--radius:8px;
  --shadow:0 2px 4px rgba(0,0,0,.08);
  --shadow-md:0 4px 12px rgba(0,0,0,.12);
  --shadow-lg:0 8px 24px rgba(0,0,0,.16);
  --transition:all .3s cubic-bezier(.4,0,.2,1);
  --border-color:#d4d7dc;
}

/* ---------- Reset ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font-family:'Inter',sans-serif;
  background:var(--gray-100);
  color:var(--gray-800);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
input,select,textarea{font-family:inherit}
img{max-width:100%;display:block}

/* ---------- Scrollbars ---------- */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:var(--gray-100)}
::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--gray-400)}

/* ---------- Government seal (used in login + sidebar header) ---------- */
.gov-seal{display:flex;align-items:center;gap:12px}
.gov-seal .seal-icon{
  width:44px;height:44px;border-radius:50%;
  background:var(--gold);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;flex-shrink:0;border:2px solid var(--gold-light);
}
.gov-seal .seal-text h2{font-size:16px;font-weight:800;letter-spacing:-.5px;line-height:1.2}
.gov-seal .seal-text span{font-size:10px;opacity:.8;letter-spacing:.5px}

/* ============================================================
   SHARED ATOMS — used by all section files
   ============================================================ */

/* ---------- Buttons ---------- */
.btn{
  padding:8px 16px;border-radius:6px;border:none;
  font-size:13px;font-weight:600;font-family:inherit;
  cursor:pointer;transition:var(--transition);
  display:inline-flex;align-items:center;gap:6px;
}
.btn-sm{padding:5px 12px;font-size:12px}
.btn-primary{background:var(--primary-gradient);color:#fff}
.btn-primary:hover{opacity:.9;transform:translateY(-1px)}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{opacity:.9}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{opacity:.9}
.btn-warning{background:var(--warning);color:#fff}
.btn-warning:hover{opacity:.9}
.btn-outline{background:transparent;color:var(--gray-600);border:2px solid var(--border-color)}
.btn-outline:hover{background:var(--gray-50);border-color:var(--gray-400)}
.btn-ghost{background:transparent;color:var(--gray-600)}
.btn-ghost:hover{background:var(--gray-100)}
.btn-secondary{background:var(--gray-600);color:#fff}
.btn-secondary:hover{opacity:.9}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}

/* ---------- Cards ---------- */
.card{
  background:#fff;border-radius:var(--radius);
  box-shadow:var(--shadow);border:1px solid var(--border-color);
  overflow:hidden;margin-bottom:20px;
}
.card-header{
  padding:16px 20px;border-bottom:1px solid var(--border-color);
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:12px;background:var(--gray-50);
}
.card-header h3{font-size:15px;font-weight:700;color:var(--gray-700)}
.card-body{padding:16px 20px}

/* ---------- Stat cards ---------- */
.stats-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:16px;margin-bottom:24px;
}
.stat-card{
  background:#fff;border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow);
  border:1px solid var(--border-color);
  transition:var(--transition);position:relative;overflow:hidden;
}
.stat-card::after{content:'';position:absolute;top:0;left:0;right:0;height:3px}
.stat-card.blue::after{background:var(--primary)}
.stat-card.green::after{background:var(--success)}
.stat-card.orange::after{background:var(--warning)}
.stat-card.red::after{background:var(--danger)}
.stat-card.gold::after{background:var(--gold)}
.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.stat-card .stat-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:4px}
.stat-card .stat-header .stat-icon{
  width:40px;height:40px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;color:#fff;
}
.stat-card .stat-header .stat-icon.blue{background:var(--primary)}
.stat-card .stat-header .stat-icon.green{background:var(--success)}
.stat-card .stat-header .stat-icon.orange{background:var(--warning)}
.stat-card .stat-header .stat-icon.red{background:var(--danger)}
.stat-card .stat-header .stat-icon.gold{background:var(--gold)}
.stat-card .stat-label{font-size:13px;color:var(--gray-500);font-weight:500}
.stat-card .stat-value{font-size:26px;font-weight:800;color:var(--gray-800);letter-spacing:-.5px}
.stat-card .stat-change{font-size:12px;font-weight:600;margin-top:2px}

/* ---------- Tables ---------- */
.table-wrapper{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
table thead{background:var(--gray-50)}
table th{
  padding:10px 14px;text-align:left;font-weight:600;
  color:var(--gray-600);border-bottom:2px solid var(--border-color);
  font-size:11px;text-transform:uppercase;letter-spacing:.5px;
}
table td{padding:10px 14px;border-bottom:1px solid var(--gray-200);vertical-align:middle}
table tbody tr:hover{background:var(--gray-50)}

/* ---------- Status badges ---------- */
.status-badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 12px;border-radius:20px;
  font-size:12px;font-weight:600;
}
.status-badge.active,
.status-badge.success,
.status-badge.granted{background:#d4edda;color:#155724}
.status-badge.inactive,
.status-badge.failed,
.status-badge.denied,
.status-badge.lost{background:#f8d7da;color:#721c24}
.status-badge.warning{background:#fff3cd;color:#856404}
.status-badge.inside{background:#cce5ff;color:#004085}
.status-badge.outside{background:#e2e3e5;color:#383d41}

/* ---------- Chips ---------- */
.chip{
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 10px;border-radius:16px;
  font-size:11px;font-weight:600;
}
.chip-primary{background:#cce5ff;color:#004085}
.chip-gold{background:#fef3d7;color:#7a6200}
.chip-success{background:#d4edda;color:#155724}
.chip-danger{background:#f8d7da;color:#721c24}

/* ---------- Layout helpers ---------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-2-1{display:grid;grid-template-columns:2fr 1fr;gap:20px}
.chart-container{position:relative;height:220px}
.flex-between{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.flex-center{display:flex;align-items:center;gap:8px}
.gap-2{gap:6px}
.gap-3{gap:10px}
.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}
.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}
.text-muted{color:var(--gray-500)}
.text-sm{font-size:13px}
.text-xs{font-size:11px}
.text-center{text-align:center}

/* ---------- Filter bar ---------- */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.filter-bar input,
.filter-bar select{
  padding:6px 12px;border:1px solid var(--border-color);
  border-radius:4px;font-size:13px;font-family:inherit;
}

/* ---------- Pagination ---------- */
.pagination{
  display:flex;justify-content:center;align-items:center;
  gap:4px;padding:16px 0;
}
.pagination button{
  padding:6px 12px;border:1px solid var(--border-color);
  border-radius:4px;background:#fff;cursor:pointer;
  font-size:13px;font-family:inherit;transition:var(--transition);
}
.pagination button:hover{background:var(--gray-50)}
.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.pagination button:disabled{opacity:.5;cursor:not-allowed}

/* ---------- Empty state ---------- */
.empty-state{text-align:center;padding:40px 20px;color:var(--gray-500)}
.empty-state i{font-size:48px;opacity:.3;margin-bottom:12px;display:block}
.empty-state h3{font-size:16px;font-weight:600;margin-bottom:4px}
.empty-state p{font-size:13px}

/* ---------- Grade / section tags ---------- */
.grade-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600}
.grade-badge.g7{background:#d4edda;color:#155724}
.grade-badge.g8{background:#cce5ff;color:#004085}
.grade-badge.g9{background:#fff3cd;color:#856404}
.grade-badge.g10{background:#f8d7da;color:#721c24}
.grade-badge.g11{background:#e8d5f5;color:#5a2d7a}
.grade-badge.g12{background:#fce4ec;color:#7a1a3a}
.section-tag{
  display:inline-block;padding:2px 8px;border-radius:4px;
  font-size:11px;font-weight:600;
  background:var(--gray-200);color:var(--gray-600);
}

/* ---------- Optional tag ---------- */
.optional-tag{
  font-size:10px;font-weight:500;color:var(--gray-400);
  text-transform:uppercase;margin-left:4px;
}

/* ---------- Capture overlay (shared by biometric + rfid sections) ---------- */
.overlay-bg{
  position:fixed;inset:0;background:rgba(0,0,0,.55);
  backdrop-filter:blur(3px);z-index:2500;
}
.capture-box{
  position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);
  text-align:center;padding:36px;background:#fff;border-radius:12px;
  z-index:2501;box-shadow:var(--shadow-lg);
  min-width:400px;max-width:90%;
}
.capture-box.waiting{border:2px dashed var(--primary)}
.capture-box.success{border:2px solid var(--success);background:#f0fdf4}
.capture-box h2{font-size:22px;margin-bottom:12px}
.pulse{animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
.capture-steps{
  margin:20px 0;padding:16px;background:var(--gray-50);
  border-radius:8px;text-align:left;font-size:13px;
}

/* ---------- Status dropdown (used by RFID status change) ---------- */
.status-dropdown{position:relative;display:inline-block}
.status-dropdown .status-badge{cursor:pointer}
.status-dropdown-menu{
  display:none;position:absolute;top:100%;left:0;
  background:#fff;border:1px solid var(--border-color);
  border-radius:6px;box-shadow:var(--shadow-md);
  z-index:300;min-width:130px;margin-top:4px;
}
.status-dropdown-menu.active{display:block}
.status-dropdown-menu button{
  display:block;width:100%;padding:8px 14px;
  background:none;border:none;text-align:left;
  font-size:12px;cursor:pointer;font-family:inherit;
}
.status-dropdown-menu button:hover{background:var(--gray-50)}
.status-dropdown-menu button i{margin-right:8px;width:14px}

/* ---------- RFID check result ---------- */
.rfid-result-card{
  padding:16px;border-radius:10px;
  border:1px solid var(--border-color);
  background:var(--gray-50);margin-top:12px;
}
.rfid-result-card.found{border-left:4px solid var(--success)}
.rfid-result-card.notfound{border-left:4px solid var(--danger);background:#fef2f2}
.rfid-result-card.lost{border-left:4px solid var(--danger)}
.rfid-result-card.inactive{border-left:4px solid var(--gray-400)}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .grid-2,.grid-2-1{grid-template-columns:1fr}
}
@media (max-width:768px){
  .stats-grid{grid-template-columns:1fr 1fr}
}