/* ===== 菩提源代码商城 - Style ===== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body { font-family: -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif; background: #f5f6f8; color: #333; line-height: 1.6; }

/* ===== Layout ===== */
.wrapper { min-height: 100vh; display: flex; flex-direction: column; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 16px; width: 100%; }
a { color: #2563eb; text-decoration: none; }
a:hover { color: #1d4ed8; }

/* ===== Header ===== */
.site-header { background: #fff; border-bottom: 1px solid #e5e7eb; position: sticky; top: 0; z-index: 100; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.logo { font-size: 1.25rem; font-weight: 700; color: #1f2937; }
.logo:hover { color: #2563eb; }
.site-header nav a { margin-left: 20px; font-size: 0.9rem; color: #6b7280; }
.site-header nav a:hover { color: #2563eb; }

/* ===== Footer ===== */
.site-footer { margin-top: auto; background: #fff; border-top: 1px solid #e5e7eb; padding: 20px 0; text-align: center; font-size: 0.85rem; color: #9ca3af; }

/* ===== Page Head ===== */
.page-head { text-align: center; padding: 40px 0 20px; }
.page-head h1 { font-size: 1.75rem; color: #1f2937; }
.page-head p { color: #6b7280; margin-top: 4px; }
.page-desc { color: #6b7280; margin-bottom: 20px; }

/* ===== Filter Bar ===== */
.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.btn-filter { display: inline-block; padding: 6px 16px; border-radius: 20px; font-size: 0.85rem; border: 1px solid #d1d5db; color: #6b7280; }
.btn-filter:hover { border-color: #2563eb; color: #2563eb; }
.btn-filter.active { background: #2563eb; color: #fff; border-color: #2563eb; }

/* ===== Product Grid ===== */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; margin-bottom: 40px; }
.product-card { background: #fff; border-radius: 10px; border: 1px solid #e5e7eb; overflow: hidden; transition: box-shadow .2s; }
.product-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,.08); }
.card-body { padding: 20px 20px 12px; }
.card-cat { display: inline-block; font-size: 0.75rem; color: #2563eb; background: #eff6ff; padding: 2px 10px; border-radius: 10px; margin-bottom: 8px; }
.card-body h2 { font-size: 1.1rem; }
.card-body h2 a { color: #1f2937; }
.card-body h2 a:hover { color: #2563eb; }
.card-desc { font-size: 0.85rem; color: #6b7280; margin-top: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-tag { display: inline-block; font-size: 0.75rem; color: #6b7280; background: #f3f4f6; padding: 2px 8px; border-radius: 4px; margin-top: 8px; }
.card-foot { display: flex; align-items: center; justify-content: space-between; padding: 12px 20px; border-top: 1px solid #f3f4f6; }
.price { color: #dc2626; font-weight: 700; font-size: 1.2rem; }
.price-lg { color: #dc2626; font-weight: 700; font-size: 1.5rem; }
.btn-buy { padding: 6px 16px; background: #2563eb; color: #fff; border-radius: 6px; font-size: 0.85rem; }
.btn-buy:hover { background: #1d4ed8; color: #fff; }
.btn-buy-lg { display: inline-block; padding: 10px 32px; background: #2563eb; color: #fff; border-radius: 8px; font-size: 1rem; }
.btn-buy-lg:hover { background: #1d4ed8; color: #fff; }
.empty { grid-column: 1 / -1; text-align: center; padding: 60px 0; color: #9ca3af; }

/* ===== Product Detail ===== */
.product-detail { background: #fff; border-radius: 10px; border: 1px solid #e5e7eb; padding: 32px; margin: 24px 0 40px; }
.detail-info h1 { font-size: 1.5rem; margin: 8px 0 12px; }
.detail-meta { font-size: 0.9rem; color: #6b7280; margin-bottom: 4px; }
.detail-desc { margin: 16px 0; padding: 16px 0; border-top: 1px solid #f3f4f6; line-height: 1.8; white-space: pre-wrap; }
.detail-buy { display: flex; align-items: center; gap: 20px; padding-top: 20px; border-top: 1px solid #e5e7eb; }

/* ===== Form ===== */
.form-page { background: #fff; border-radius: 10px; border: 1px solid #e5e7eb; padding: 32px; margin: 24px 0 40px; max-width: 600px; }
.form-page h1 { font-size: 1.4rem; margin-bottom: 20px; }
.form { }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.9rem; font-weight: 500; margin-bottom: 4px; color: #374151; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 10px 12px; border: 1px solid #d1d5db; border-radius: 6px; font-size: 0.95rem; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }
.red { color: #dc2626; }
.btn-submit { display: inline-block; padding: 10px 32px; background: #2563eb; color: #fff; border: none; border-radius: 8px; font-size: 1rem; cursor: pointer; }
.btn-submit:hover { background: #1d4ed8; }
.btn-cancel { display: inline-block; padding: 10px 24px; background: #f3f4f6; color: #6b7280; border: 1px solid #d1d5db; border-radius: 8px; font-size: 1rem; cursor: pointer; margin-left: 8px; }

/* ===== Order Summary ===== */
.order-summary { margin-bottom: 20px; }
.order-summary table { width: 100%; }
.order-summary td { padding: 8px 0; border-bottom: 1px solid #f3f4f6; }

/* ===== Alert ===== */
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 0.9rem; }
.alert-error { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #16a34a; border: 1px solid #bbf7d0; }

/* ===== Pay Page ===== */
.pay-page { background: #fff; border-radius: 10px; border: 1px solid #e5e7eb; padding: 32px; margin: 24px 0 40px; max-width: 500px; margin-left: auto; margin-right: auto; }
.pay-page h1 { text-align: center; margin-bottom: 20px; }
.pay-info { width: 100%; margin-bottom: 20px; }
.pay-info td { padding: 6px 0; }
.pay-info td:first-child { color: #6b7280; width: 80px; }
.pay-steps { display: flex; justify-content: center; gap: 20px; margin-bottom: 24px; }
.step { text-align: center; font-size: 0.8rem; color: #d1d5db; }
.step .step-num { display: block; width: 28px; height: 28px; line-height: 28px; border-radius: 50%; background: #e5e7eb; color: #fff; margin: 0 auto 4px; font-weight: 700; }
.step.active { color: #2563eb; }
.step.active .step-num { background: #2563eb; }
.step.done { color: #16a34a; }
.step.done .step-num { background: #16a34a; }
.pay-qr { text-align: center; padding: 20px 0; }
.pay-qr img { width: 240px; height: 240px; border: 1px solid #e5e7eb; border-radius: 8px; }
.pay-tip { margin-top: 12px; font-weight: 600; }
.pay-amount { margin-top: 8px; font-size: 1rem; }
.pay-notice { margin-top: 8px; font-size: 0.85rem; color: #dc2626; }
.pay-contact { margin-top: 8px; font-size: 0.85rem; color: #6b7280; }
.status-bar { text-align: center; padding: 12px; background: #f3f4f6; border-radius: 6px; }
.pay-success { text-align: center; padding: 30px 0; }
.success-icon { width: 60px; height: 60px; line-height: 60px; border-radius: 50%; background: #16a34a; color: #fff; font-size: 1.8rem; margin: 0 auto 12px; }
.pay-success h2 { font-size: 1.3rem; margin-bottom: 16px; }

/* ===== Query Result ===== */
.query-result { margin-top: 24px; }
.query-result h2 { font-size: 1.1rem; margin-bottom: 12px; }
.order-list { display: flex; flex-direction: column; gap: 12px; }
.order-item { background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 8px; padding: 16px; }
.oi-head { display: flex; justify-content: space-between; margin-bottom: 8px; }
.oi-id { font-family: 'Courier New', monospace; font-size: 0.85rem; color: #6b7280; }
.oi-status { font-size: 0.85rem; font-weight: 600; }
.status-0 { color: #f59e0b; }
.status-1 { color: #2563eb; }
.status-2 { color: #16a34a; }
.status-3 { color: #9ca3af; }
.oi-body { display: flex; justify-content: space-between; font-size: 0.9rem; }
.oi-body .price { font-size: 1rem; }
.oi-foot { margin-top: 10px; }
.btn-download { display: inline-block; padding: 8px 20px; background: #16a34a; color: #fff; border-radius: 6px; font-size: 0.9rem; }
.btn-download:hover { background: #15803d; color: #fff; }

/* ===== Admin ===== */
.admin-body { background: #f0f2f5; }
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar { width: 200px; background: #1f2937; color: #fff; padding: 20px 0; flex-shrink: 0; }
.admin-sidebar h2 { padding: 0 20px; margin-bottom: 20px; font-size: 1rem; }
.admin-sidebar h2 a { color: #fff; }
.admin-sidebar nav a { display: block; padding: 10px 20px; color: #9ca3af; font-size: 0.9rem; }
.admin-sidebar nav a:hover { background: #374151; color: #fff; }
.admin-sidebar nav a.logout { margin-top: 40px; color: #ef4444; }
.admin-main { flex: 1; padding: 24px; }
.admin-main h2 { font-size: 1.3rem; margin-bottom: 16px; }
.admin-login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: #f0f2f5; }
.admin-login { background: #fff; padding: 40px; border-radius: 10px; box-shadow: 0 4px 16px rgba(0,0,0,.06); width: 360px; }
.admin-login h1 { text-align: center; font-size: 1.3rem; margin-bottom: 24px; }
.admin-stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: #fff; padding: 20px; border-radius: 8px; border: 1px solid #e5e7eb; text-align: center; font-size: 0.9rem; color: #6b7280; }
.stat-num { display: block; font-size: 2rem; font-weight: 700; color: #1f2937; }
.admin-tabs { display: flex; gap: 4px; margin-bottom: 16px; flex-wrap: wrap; }
.admin-tabs a { padding: 8px 16px; background: #fff; border: 1px solid #d1d5db; border-radius: 6px; font-size: 0.85rem; color: #6b7280; }
.admin-tabs a.active { background: #2563eb; color: #fff; border-color: #2563eb; }
.admin-tabs .badge { display: inline-block; background: #dc2626; color: #fff; padding: 0 6px; border-radius: 10px; font-size: 0.75rem; margin-left: 4px; }
.admin-table { width: 100%; background: #fff; border-radius: 8px; border: 1px solid #e5e7eb; overflow: hidden; }
.admin-table th { background: #f9fafb; padding: 10px 12px; text-align: left; font-size: 0.85rem; color: #6b7280; font-weight: 500; }
.admin-table td { padding: 10px 12px; border-top: 1px solid #f3f4f6; font-size: 0.9rem; }
.admin-table .mono { font-family: 'Courier New', monospace; font-size: 0.85rem; }
.admin-table .action-cell { white-space: nowrap; }
.admin-toolbar { margin-bottom: 16px; }
.btn-admin { padding: 8px 20px; background: #2563eb; color: #fff; border: none; border-radius: 6px; cursor: pointer; font-size: 0.9rem; }
.btn-sm { padding: 4px 12px; border: 1px solid #d1d5db; background: #fff; border-radius: 4px; cursor: pointer; font-size: 0.8rem; }
.btn-sm:hover { background: #f3f4f6; }
.btn-success { border-color: #16a34a; color: #16a34a; }
.btn-success:hover { background: #f0fdf4; }
.btn-warning { border-color: #f59e0b; color: #f59e0b; }
.btn-warning:hover { background: #fffbeb; }
.btn-danger { border-color: #dc2626; color: #dc2626; }
.btn-danger:hover { background: #fef2f2; }
.tag-green { color: #16a34a; font-weight: 600; }
.tag-gray { color: #9ca3af; margin-left: 8px; }
.admin-form { background: #fff; padding: 20px; border: 1px solid #e5e7eb; border-radius: 8px; margin-bottom: 20px; }
.admin-form h3 { margin-bottom: 16px; }

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .product-grid { grid-template-columns: 1fr; }
  .form-row { flex-direction: column; gap: 0; }
  .admin-layout { flex-direction: column; }
  .admin-sidebar { width: 100%; padding: 10px 0; }
  .admin-sidebar h2 { display: none; }
  .admin-sidebar nav a { display: inline-block; padding: 6px 12px; }
  .admin-sidebar nav a.logout { margin-top: 0; }
  .admin-main { padding: 16px; }
  .pay-steps { gap: 10px; }
  .detail-buy { flex-direction: column; align-items: stretch; }
}