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

:root {
  --primary:      #E8642A;
  --primary-dark: #C04E1A;
  --primary-lite: #FFF5F0;
  --amber:        #FB8C00;
  --amber-bg:     #FFF3E0;
  --red:          #E53935;
  --red-bg:       #FFEBEE;
  --blue:         #185FA5;
  --blue-bg:      #E3F2FD;
  --gray-text:    #555555;
  --gray-mid:     #888888;
  --gray-bg:      #F7F8FA;
  --gray-bg2:     #F0F0F0;
  --dark:         #1A1A1A;
  --border:       #EEEEEE;
  --white:        #FFFFFF;
  --font:         'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
  --radius-sm:    4px;
  --radius-md:    6px;
  --radius-lg:    10px;
}

html, body, #root { height: 100%; }

body {
  font-family: var(--font);
  font-size: 13px;
  color: var(--dark);
  background: var(--gray-bg);
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #DDDDDD; border-radius: 10px; }

.app-shell { display: flex; height: 100vh; overflow: hidden; }
.main-area { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }
.page-content { flex: 1; overflow-y: auto; padding: 24px 28px; }

.card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.card-head { padding: 12px 16px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.card-title { font-size: 13px; font-weight: 600; color: var(--dark); }
.card-body { padding: 16px; }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; font-size: 12px; font-weight: 500; font-family: var(--font); border-radius: var(--radius-md); cursor: pointer; border: 1px solid var(--border); background: var(--white); color: var(--dark); transition: background 0.15s; white-space: nowrap; }
.btn:hover { background: var(--gray-bg); }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-danger { background: var(--red-bg); color: var(--red); border-color: #FFCDD2; }
.btn-sm { padding: 4px 10px; font-size: 11px; }

.pill { display: inline-flex; align-items: center; font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: 4px; white-space: nowrap; }
.pill-orange { background: var(--primary-lite); color: var(--primary-dark); }
.pill-red    { background: var(--red-bg);       color: var(--red); }
.pill-amber  { background: var(--amber-bg);     color: var(--amber); }
.pill-blue   { background: var(--blue-bg);      color: var(--blue); }
.pill-gray   { background: var(--gray-bg2);     color: var(--gray-text); }

table { width: 100%; border-collapse: collapse; font-size: 12px; }
th { background: #FAFAFA; color: #AAAAAA; font-weight: 600; font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; padding: 8px 14px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--dark); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #FAFAFA; }

.field { display: flex; flex-direction: column; gap: 4px; }
.field-label { font-size: 11px; font-weight: 500; color: var(--gray-text); }
.req { color: var(--red); margin-left: 2px; }
input[type="text"], input[type="number"], input[type="date"], input[type="email"], select, textarea { width: 100%; padding: 7px 10px; font-size: 12px; font-family: var(--font); color: var(--dark); background: var(--white); border: 1px solid #DDDDDD; border-radius: var(--radius-md); outline: none; transition: border-color 0.15s; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(232,100,42,0.1); }
input.error, select.error { border-color: var(--red); }
.field-error { font-size: 10px; color: var(--red); }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23AAA'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; padding-right: 28px; }

.form-grid { display: grid; gap: 12px 16px; }
.form-grid-2 { grid-template-columns: repeat(2, 1fr); }
.form-grid-3 { grid-template-columns: repeat(3, 1fr); }
.form-grid-4 { grid-template-columns: repeat(4, 1fr); }

.search-bar { display: flex; align-items: center; gap: 8px; padding: 0 10px; height: 34px; background: var(--white); border: 1px solid #DDDDDD; border-radius: var(--radius-md); }
.search-bar input { border: none; outline: none; font-size: 12px; flex: 1; background: transparent; box-shadow: none; padding: 0; width: auto; }

.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 56px 24px; color: var(--gray-mid); gap: 8px; }
.spinner { width: 20px; height: 20px; border: 2px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.7s linear infinite; margin: 40px auto; }
@keyframes spin { to { transform: rotate(360deg); } }

.mono { font-family: var(--font-mono); font-size: 11px; color: var(--blue); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-6  { gap: 6px; }
.gap-8  { gap: 8px; }
.gap-10 { gap: 10px; }
.gap-12 { gap: 12px; }
.ml-auto { margin-left: auto; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mt-12 { margin-top: 12px; }
/* ===== Responsive layout (added for mobile PWA) ===== */
.app-root { display: flex; min-height: 100vh; background: #F4F5F7; }
.app-main { flex: 1; overflow: auto; min-width: 0; display: flex; flex-direction: column; }
.app-content { flex: 1; min-width: 0; }
.mobile-topbar { display: none; }

@media (max-width: 768px) {
  .mobile-topbar {
    display: flex; align-items: center; gap: 12px;
    padding: 8px 14px; background: #fff;
    border-bottom: 1px solid #e5e7eb;
    position: sticky; top: 0; z-index: 30;
  }
  .hamburger {
    background: none; border: none; cursor: pointer;
    color: #1A1A1A; padding: 6px; display: flex; border-radius: 6px;
  }
  .hamburger:active { background: #f0f0f0; }
  .mobile-logo { height: 30px; width: auto; }
  .page-content { padding: 14px 14px; }
  .form-grid-2, .form-grid-3, .form-grid-4 { grid-template-columns: 1fr; }
  .card { overflow-x: auto; }
}