:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --success: #16a34a;
  --warn: #d97706;
  --danger: #dc2626;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--text); font-size: 15px;
}
#app { max-width: 720px; margin: 0 auto; padding-bottom: 40px; }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 13px; }

.topbar {
  background: var(--primary); color: #fff; padding: 14px 16px;
  display: flex; justify-content: space-between; align-items: center;
  position: sticky; top: 0; z-index: 10;
}
.topbar-title { font-weight: 600; font-size: 17px; }
.user-box { font-size: 13px; display: flex; gap: 8px; align-items: center; }

.view { padding: 16px; }
.card {
  background: var(--card); border-radius: var(--radius);
  padding: 16px; box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.login-card { max-width: 420px; margin: 40px auto; }
.login-card h2 { margin-bottom: 6px; }
.login-card input, .login-card .row { margin-top: 10px; }

input, select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; font-size: 15px; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid #bfdbfe; border-color: var(--primary); }
.row { display: flex; gap: 8px; }
.row input { flex: 1; }
.row button { white-space: nowrap; }

button {
  cursor: pointer; border: none; border-radius: 8px;
  padding: 10px 16px; font-size: 15px; background: #eef2f7; color: var(--text);
}
button.primary { background: var(--primary); color: #fff; width: 100%; margin-top: 12px; font-weight: 600; }
button.primary:disabled { opacity: .6; }
button.secondary { background: #fff; border: 1px solid var(--primary); color: var(--primary); }
button.danger { background: var(--danger); color: #fff; }
button.success { background: var(--success); color: #fff; }
button.small { padding: 6px 12px; font-size: 13px; }
.link-btn { background: none; color: var(--primary); padding: 4px; font-size: 13px; }
.link-btn:disabled { color: var(--muted); }
.msg { color: var(--danger); font-size: 13px; margin-top: 8px; min-height: 18px; }
.global-msg {
  color: var(--danger); text-align: center; padding: 8px;
  position: fixed; bottom: 10px; left: 0; right: 0; font-size: 13px;
}

.tabs { display: flex; gap: 4px; margin-top: 14px; border-bottom: 1px solid var(--border); }
.tab { background: none; border-bottom: 2px solid transparent; border-radius: 0; padding: 8px 12px; }
.tab.active { border-bottom-color: var(--primary); color: var(--primary); font-weight: 600; }
.tab-panel { padding-top: 6px; }

.nav { display: flex; gap: 8px; margin-bottom: 16px; }
.nav-btn { flex: 1; padding: 10px; border-radius: 8px; font-size: 15px; }
.nav-btn.active { background: var(--primary); color: #fff; font-weight: 600; }

.step h3 { margin: 8px 0 12px; }
.back-btn { margin-bottom: 10px; display: inline-block; }

.product-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.product-card {
  background: var(--card); border-radius: var(--radius); padding: 18px;
  box-shadow: 0 1px 3px rgba(0,0,0,.06); cursor: pointer;
  border: 2px solid transparent; transition: border-color .15s;
}
.product-card:hover { border-color: var(--primary); }
.product-card h4 { font-size: 17px; margin-bottom: 4px; }
.product-card .tagline { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.product-card .note { font-size: 12px; color: var(--warn); background: #fffbeb; padding: 6px 8px; border-radius: 6px; }

.park-list { display: grid; gap: 12px; }
.park-card {
  background: var(--card); border-radius: var(--radius); padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,.06); border: 2px solid transparent; cursor: pointer;
}
.park-card:hover { border-color: var(--primary); }
.park-card.paused { opacity: .55; }
.park-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.park-head h4 { font-size: 16px; }
.badge {
  font-size: 11px; padding: 3px 8px; border-radius: 999px;
  background: #eff6ff; color: var(--primary); white-space: nowrap; margin-left: 6px;
}
.badge.warn { background: #fffbeb; color: var(--warn); }
.badge.ok { background: #f0fdf4; color: var(--success); }
.badge.off { background: #fef2f2; color: var(--danger); }
.kv { font-size: 13px; line-height: 1.7; }
.kv b { color: var(--muted); font-weight: 500; }
.price-line { margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--border); font-size: 13px; }

.form-card .field { margin-top: 12px; }
.form-card label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
.form-card .req::after { content: " *"; color: var(--danger); }
.summary {
  background: #f8fafc; border: 1px solid var(--border); border-radius: 8px;
  padding: 12px; font-size: 13px; line-height: 1.8; margin-bottom: 8px;
}
.tier-pills { display: flex; gap: 8px; }
.tier-pill {
  flex: 1; padding: 8px; text-align: center; border: 1px solid var(--border);
  border-radius: 8px; cursor: pointer; font-size: 13px;
}
.tier-pill.active { border-color: var(--primary); background: #eff6ff; color: var(--primary); font-weight: 600; }
.upload-item { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 13px; }
.upload-item .fname { max-width: 60%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.upload-ok { color: var(--success); }
.hint { font-size: 12px; color: var(--muted); margin-top: 4px; }

.order-card {
  background: var(--card); border-radius: var(--radius); padding: 14px;
  box-shadow: 0 1px 3px rgba(0,0,0,.06); margin-bottom: 12px;
}
.order-head { display: flex; justify-content: space-between; align-items: center; }
.order-no { font-size: 12px; color: var(--muted); }
.status {
  font-size: 12px; padding: 3px 10px; border-radius: 999px; font-weight: 600;
}
.status.pending_review { background: #fffbeb; color: var(--warn); }
.status.approved { background: #eff6ff; color: var(--primary); }
.status.paid_pending_confirm { background: #f0fdf4; color: var(--success); }
.status.payment_request { background: #faf5ff; color: #9333ea; }
.status.payment_completed { background: #f0fdf4; color: var(--success); }
.status.rejected { background: #fef2f2; color: var(--danger); }
.order-body { margin-top: 10px; font-size: 14px; line-height: 1.8; }
.order-actions { margin-top: 10px; display: flex; gap: 8px; }

.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.filters select, .filters input { width: auto; min-width: 130px; }
.stat-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.stat-chip {
  background: var(--card); border-radius: 8px; padding: 8px 14px; font-size: 13px;
  box-shadow: 0 1px 2px rgba(0,0,0,.05);
}
.stat-chip b { display: block; font-size: 18px; }

.table-wrap { background: var(--card); border-radius: var(--radius); overflow-x: auto; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 640px; }
th, td { padding: 10px 8px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { background: #f8fafc; color: var(--muted); font-weight: 500; }
tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: #f8fafc; }

.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px;
}
.modal-card {
  background: #fff; border-radius: var(--radius); width: 100%; max-width: 640px;
  max-height: 85vh; overflow-y: auto; padding: 18px;
}
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.modal-head h3 { font-size: 16px; }
.detail-kv { display: grid; grid-template-columns: 90px 1fr; gap: 6px 10px; font-size: 13px; line-height: 1.6; margin-bottom: 14px; }
.detail-kv b { color: var(--muted); font-weight: 500; }
.material-link { color: var(--primary); font-size: 13px; display: block; word-break: break-all; }
.timeline { border-left: 2px solid var(--border); margin: 8px 0 0 6px; padding-left: 14px; }
.timeline-item { position: relative; padding-bottom: 12px; font-size: 13px; }
.timeline-item::before {
  content: ""; position: absolute; left: -20px; top: 4px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--primary);
}
.timeline-item .t { color: var(--muted); font-size: 12px; }
.admin-actions { border-top: 1px solid var(--border); padding-top: 12px; margin-top: 6px; display: grid; gap: 8px; }
.admin-actions textarea { min-height: 60px; }
.payee-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }