:root {
  --navy: #1f3864;
  --navy-600: #2a4a80;
  --navy-100: #e8eef8;
  --accent: #c9a227;
  --bg: #f4f6fa;
  --card: #ffffff;
  --text: #1a1f2b;
  --muted: #667085;
  --line: #e3e8ef;
  --ok: #067647;
  --ok-bg: #ecfdf3;
  --err: #b42318;
  --err-bg: #fef3f2;
  --warn: #b54708;
  --warn-bg: #fffaeb;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16,24,40,.08), 0 1px 2px rgba(16,24,40,.04);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", "Noto Sans TC",
    "Microsoft JhengHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
}

a { color: var(--navy); }

/* ---------- Header ---------- */
.topbar {
  background: var(--navy);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand {
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .3px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
}
.brand-mark {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: var(--accent);
  color: var(--navy);
  display: grid; place-items: center;
  font-weight: 800; font-size: 14px;
}
.nav { margin-left: auto; display: flex; gap: 6px; align-items: center; }
.nav a {
  color: rgba(255,255,255,.85);
  text-decoration: none;
  padding: 7px 12px;
  border-radius: 6px;
  font-size: 14px;
  white-space: nowrap;
}
.nav a:hover, .nav a.active { background: rgba(255,255,255,.14); color: #fff; }
.nav .who { color: rgba(255,255,255,.6); font-size: 13px; padding-right: 4px; }

/* ---------- Layout ---------- */
.wrap { max-width: 1120px; margin: 0 auto; padding: 24px 18px 64px; }
.narrow { max-width: 520px; margin: 0 auto; }
.page-head { margin-bottom: 20px; }
.page-head h1 { font-size: 22px; margin: 0 0 4px; color: var(--navy); }
.page-head p { margin: 0; color: var(--muted); font-size: 14px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  margin-bottom: 18px;
}
.card h2 {
  font-size: 16px;
  margin: 0 0 16px;
  color: var(--navy);
  display: flex; align-items: center; gap: 8px;
}
.card h2 .step {
  background: var(--navy-100); color: var(--navy);
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center; font-size: 13px;
}

/* ---------- Forms ---------- */
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: #344054;
}
.field .hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.req { color: var(--err); }

input[type=text], input[type=email], input[type=password], input[type=tel],
input[type=date], input[type=number], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(31,56,100,.12);
}
textarea { resize: vertical; min-height: 76px; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }

/* radio cards */
.radio-cards { display: grid; gap: 8px; }
.radio-card {
  display: flex; align-items: flex-start; gap: 10px;
  border: 1px solid #d0d5dd; border-radius: 8px;
  padding: 11px 13px; cursor: pointer; background: #fff;
}
.radio-card:hover { border-color: var(--navy-600); }
.radio-card input { margin-top: 3px; accent-color: var(--navy); }
.radio-card .rc-title { font-weight: 600; font-size: 14px; }
.radio-card .rc-sub { font-size: 12px; color: var(--muted); }
.radio-card:has(input:checked) {
  border-color: var(--navy);
  background: var(--navy-100);
  box-shadow: inset 0 0 0 1px var(--navy);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: var(--navy);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}
.btn:hover { background: var(--navy-600); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.ghost { background: #fff; color: var(--navy); border-color: #d0d5dd; }
.btn.ghost:hover { background: var(--navy-100); }
.btn.danger { background: #b42318; }
.btn.sm { padding: 7px 13px; font-size: 13px; }
.btn.block { width: 100%; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }

/* ---------- Alerts ---------- */
.alert {
  padding: 11px 14px; border-radius: 8px; margin-bottom: 14px;
  font-size: 14px; border: 1px solid transparent;
}
.alert.error { background: var(--err-bg); color: var(--err); border-color: #fecdca; }
.alert.ok { background: var(--ok-bg); color: var(--ok); border-color: #abefc6; }
.alert.warning { background: var(--warn-bg); color: var(--warn); border-color: #fedf89; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); }
th {
  background: #f9fafb; font-size: 12px; text-transform: uppercase;
  letter-spacing: .04em; color: var(--muted); font-weight: 600; white-space: nowrap;
}
tbody tr:hover { background: #fafbfc; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.badge.new { background: #eff8ff; color: #175cd3; }
.badge.confirmed { background: var(--ok-bg); color: var(--ok); }
.badge.cancelled { background: #f2f4f7; color: var(--muted); }
.badge.pending { background: var(--warn-bg); color: var(--warn); }
.badge.active { background: var(--ok-bg); color: var(--ok); }
.badge.suspended { background: var(--err-bg); color: var(--err); }

/* ---------- Quote summary ---------- */
.quote {
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}
.quote-row {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 7px 0; border-bottom: 1px dashed var(--line); font-size: 14px;
}
.quote-row:last-child { border-bottom: none; }
.quote-row .k { color: var(--muted); }
.quote-row .v { font-variant-numeric: tabular-nums; font-weight: 600; }
.quote-total {
  margin-top: 10px; padding-top: 14px; border-top: 2px solid var(--navy);
  display: flex; justify-content: space-between; align-items: baseline;
}
.quote-total .label { font-weight: 700; color: var(--navy); }
.quote-total .amount {
  font-size: 26px; font-weight: 800; color: var(--navy);
  font-variant-numeric: tabular-nums;
}
.quote-note { font-size: 12px; color: var(--muted); margin-top: 10px; }

/* ---------- Pallet rows ---------- */
.pallet-row {
  display: grid; grid-template-columns: 90px 1fr 1fr 1fr auto;
  gap: 8px; align-items: end; margin-bottom: 8px;
}
.pallet-row .lbl { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.pallet-row input { padding: 8px 10px; }
.cbm-out { font-size: 13px; color: var(--muted); padding-bottom: 9px; white-space: nowrap; }

/* ---------- File upload ---------- */
.file-list { margin-top: 10px; }
.file-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border: 1px solid var(--line);
  border-radius: 8px; margin-bottom: 6px; font-size: 13px; background: #fff;
}
.file-item .fname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-item .fsize { color: var(--muted); font-size: 12px; }
.file-item button {
  border: none; background: none; color: var(--err); cursor: pointer; font-size: 16px;
}

/* ---------- Misc ---------- */
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mt0 { margin-top: 0; }
.mt16 { margin-top: 16px; }
.mb0 { margin-bottom: 0; }
.right { text-align: right; }
.center { text-align: center; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--line); margin: 20px 0; }

.kv { display: grid; grid-template-columns: 180px 1fr; gap: 8px 16px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 500; }

.stat-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px;
}
.stat {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px 18px;
}
.stat .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 26px; font-weight: 800; color: var(--navy); margin-top: 4px; }

.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--line); margin-bottom: 18px; overflow-x: auto; }
.tabs a {
  padding: 9px 14px; text-decoration: none; color: var(--muted);
  font-size: 14px; font-weight: 600; border-bottom: 2px solid transparent; white-space: nowrap;
}
.tabs a.active { color: var(--navy); border-bottom-color: var(--navy); }

footer {
  padding: 24px 18px 40px; text-align: center;
  color: var(--muted); font-size: 12px;
}

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  body { font-size: 15px; }
  .topbar-inner { padding: 10px 14px; gap: 10px; flex-wrap: wrap; }
  .nav { width: 100%; margin-left: 0; overflow-x: auto; padding-bottom: 2px; }
  .nav .who { display: none; }
  .wrap { padding: 16px 14px 48px; }
  .card { padding: 16px; }
  .grid2, .grid3 { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .kv { grid-template-columns: 1fr; gap: 2px 0; }
  .kv dt { margin-top: 10px; }
  .pallet-row { grid-template-columns: 1fr 1fr 1fr; }
  .pallet-row .label-cell { grid-column: 1 / -1; }
  .pallet-row .cbm-out { grid-column: 1 / -1; padding-bottom: 0; }
  .quote-total .amount { font-size: 22px; }
  .page-head h1 { font-size: 19px; }
  .btn { width: 100%; }
  .btn-row .btn { width: auto; flex: 1; }
  table { font-size: 13px; }
  th, td { padding: 9px 10px; }
}

@media print {
  .topbar, .btn, .btn-row, footer { display: none !important; }
  .card { box-shadow: none; border-color: #ccc; }
}