/* ============================================
   北京万相新生文化有限公司 - 全站样式
   松墨绿 · 琥珀 · 宣纸底
   ============================================ */

:root {
  --color-primary: #1C4A3C;
  --color-primary-dark: #113228;
  --color-primary-light: #34715B;
  --color-primary-tint: #E3EDE6;
  --color-accent: #C9762A;
  --color-accent-dark: #A85D1B;
  --color-accent-tint: #F8E9D6;
  --color-text: #16261F;
  --color-text-light: #5C7065;
  --color-bg: #F6F4ED;
  --color-bg-soft: #EDEFE6;
  --color-bg-section: #E4E9DE;
  --color-border: #D5DACE;
  --color-gold: #C9762A;
  --color-success: #2E7D52;
  --color-danger: #B0492C;
  --color-warning: #D19B31;
  --shadow-sm: 0 1px 2px rgba(17,50,40,0.05);
  --shadow: 0 6px 16px rgba(17,50,40,0.08), 0 1px 3px rgba(17,50,40,0.04);
  --shadow-lg: 0 20px 44px rgba(17,50,40,0.14), 0 6px 12px rgba(17,50,40,0.06);
  --radius: 14px;
  --radius-sm: 9px;
  --radius-lg: 22px;
  --max-width: 1200px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-accent-dark); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select {
  font-family: inherit;
  font-size: 14px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  width: 100%;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(28,74,60,0.10);
}
textarea { resize: vertical; min-height: 100px; }
h1, h2, h3, h4, h5, h6 { font-weight: 600; line-height: 1.3; color: var(--color-text); }
h1 { font-size: 32px; }
h2 { font-size: 24px; }
h3 { font-size: 18px; }
h1, h2, .section-title h2, .footer h4 { font-family: var(--font-serif); letter-spacing: 1px; }

/* ============= 容器 ============= */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; width: 100%; }
main { flex: 1; padding-bottom: 48px; }

/* ============= 顶部条 ============= */
.topbar {
  background: var(--color-primary-dark);
  color: rgba(226,238,231,0.82);
  font-size: 13px;
  padding: 7px 0;
}
.topbar a { color: rgba(226,238,231,0.82); }
.topbar a:hover { color: #fff; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.topbar-info { display: flex; gap: 18px; align-items: center; min-width: 0; }
.topbar-links { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.topbar-right { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.backend-link {
  color: #fff !important;
  background: var(--color-primary-light);
  padding: 3px 12px;
  border-radius: 999px;
  font-weight: 600;
}
.backend-link:hover { color: #fff; background: var(--color-primary); }
/* 转化入口: 实心琥珀块, 固定在最右 */
.topbar-mall {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--color-accent); color: #fff !important;
  font-weight: 800; font-size: 13px; letter-spacing: 0.5px;
  padding: 4px 14px; border-radius: 999px;
  box-shadow: 0 3px 10px rgba(201,118,42,0.4);
  transition: all 0.2s; white-space: nowrap;
}
.topbar-mall:hover { background: var(--color-accent-dark); transform: translateY(-1px); }

/* ============= 主导航 ============= */
.navbar {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-inner {
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 70px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand img { height: 34px; width: auto; }
.brand-text {
  font-family: var(--font-serif);
  font-size: 15px; font-weight: 600; color: var(--color-text);
  white-space: nowrap; letter-spacing: 0.5px;
}
.nav-list {
  display: flex; gap: 2px; list-style: none;
  align-items: center; flex-wrap: nowrap;
}
.nav-list a {
  display: block;
  padding: 9px 12px;
  color: var(--color-text);
  font-size: 14.5px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  white-space: nowrap;
}
.nav-list a:hover { background: var(--color-primary-tint); color: var(--color-primary); }
.nav-list a.active { color: var(--color-primary); background: var(--color-primary-tint); font-weight: 600; }
.nav-mall-btn {
  background: var(--color-accent);
  color: #fff !important;
  padding: 8px 18px !important;
  border-radius: 999px;
  font-weight: 700;
}
.nav-mall-btn:hover { background: var(--color-accent-dark); color: #fff; }
.nav-search {
  display: flex; align-items: center; gap: 6px;
  flex: 1 1 210px; max-width: 260px; min-width: 0;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 999px; padding: 3px 4px 3px 14px;
  transition: all 0.2s;
}
.nav-search:focus-within { background: #fff; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(28,74,60,.08); }
.nav-search input {
  flex: 1; min-width: 0; border: none; background: transparent;
  padding: 6px 0; font-size: 13.5px; box-shadow: none !important;
  appearance: none; -webkit-appearance: none;
}
.nav-search button {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
  background: var(--color-primary); color: #fff; font-size: 14px;
  display: flex; align-items: center; justify-content: center; transition: background 0.2s;
}
.nav-search button:hover { background: var(--color-accent); }
.nav-actions { display: flex; align-items: center; gap: 14px; margin-left: auto; flex-shrink: 0; }
.nav-actions a, .nav-actions button {
  color: var(--color-text-light);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.cart-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13.5px; font-weight: 600; color: var(--color-text);
  padding: 7px 14px; border-radius: 999px;
  background: var(--color-primary-tint);
  transition: all .2s; white-space: nowrap;
}
.cart-icon::before { content: "购物车"; }
.cart-icon:hover { background: var(--color-accent); color: #fff; }
.cart-count {
  position: absolute;
  top: -7px;
  right: -9px;
  background: var(--color-danger);
  color: white;
  font-size: 11px;
  padding: 1px 5px;
  border-radius: 10px;
  min-width: 16px;
  text-align: center;
  display: none;
}
.cart-count.active { display: block; }

.mobile-menu-btn {
  display: none; background: none;
  font-size: 13px; font-weight: 600; color: var(--color-primary);
  padding: 7px 12px; border: 1px solid var(--color-border); border-radius: 999px;
}

/* ============= 页脚 ============= */
.footer {
  background: var(--color-primary-dark);
  border-top: 3px solid var(--color-accent);
  color: rgba(226,238,231,0.72);
  padding: 46px 0 24px;
  margin-top: 60px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1.3fr 1fr 1fr;
  gap: 34px;
  margin-bottom: 30px;
}
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-list { list-style: none; }
.footer-list li { margin-bottom: 8px; }
.footer-list a { color: rgba(226,238,231,0.66); font-size: 13px }
.footer-list a:hover { color: var(--color-accent); }
.footer-info p { margin-bottom: 5px; color: rgba(226,238,231,0.66); font-size: 13px; line-height: 1.75; }
.footer-info p strong { color: rgba(226,238,231,0.95); font-weight: 600; }
.footer-bottom {
  border-top: 1px solid rgba(226,238,231,0.16);
  padding-top: 18px;
  text-align: center;
  color: rgba(226,238,231,0.58);
  font-size: 12px;
  line-height: 1.9;
}
.footer-bottom a { color: rgba(226,238,231,0.72); }
.footer-bottom a:hover { color: var(--color-accent); }
.beian { display: inline-flex; align-items: center; gap: 4px; }

/* ============= 按钮 ============= */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
  text-decoration: none;
  line-height: 1.5;
}
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-dark); color: white; }
.btn-accent { background: var(--color-accent); color: white; }
.btn-accent:hover { background: var(--color-accent-dark); color: white; }
.btn-outline { background: white; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: white; }
.btn-ghost { background: transparent; color: var(--color-text); border-color: var(--color-border); }
.btn-ghost:hover { background: var(--color-bg-soft); }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-block { display: block; width: 100%; }
.btn-danger { background: var(--color-danger); color: white; }
.btn-danger:hover { background: #8d3a22; color: white; }

/* ============= 卡片 ============= */
.card {
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all 0.2s;
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.card-body { padding: 20px; }
.card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--color-bg-section);
}

/* ============= 栅格 ============= */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ============= 通用区块 ============= */
.section { padding: 48px 0; }
.section-title {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
}
.section-title::after {
  content: "";
  position: absolute; left: 0; bottom: -1px;
  width: 84px; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
}
.section-title h2 { font-size: 22px; }
.section-title h2 small {
  color: var(--color-text-light); font-size: 13px; font-weight: 400;
  margin-left: 10px; font-family: inherit; letter-spacing: 0;
}
.section-title a { color: var(--color-text-light); font-size: 14px; white-space: nowrap; }
.section-title a:hover { color: var(--color-accent-dark); }

/* ============= 商品卡 ============= */
.product-card {
  background: white;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
}
.product-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #c2cdbf; }
.product-card .img {
  width: 100%;
  height: 200px;
  background: var(--color-bg-soft);
  object-fit: cover;
}
.product-card-body { padding: 15px; flex: 1; display: flex; flex-direction: column; }
.product-card h3 { font-size: 14px; line-height: 1.45; margin-bottom: 8px; height: 41px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.product-card h3 a { color: var(--color-text); }
.product-card h3 a:hover { color: var(--color-primary); }
.product-card .price { color: var(--color-danger); font-size: 20px; font-weight: 700; margin-bottom: 8px; font-family: Georgia, var(--font-serif); }
.product-card .price small { font-size: 12px; color: var(--color-text-light); text-decoration: line-through; margin-left: 6px; font-weight: 400; }
.product-card .meta { display: flex; justify-content: space-between; font-size: 12px; color: var(--color-text-light); margin-top: auto; padding-top: 10px; border-top: 1px dashed var(--color-border); }
.product-card .actions { display: flex; gap: 8px; margin-top: 12px; }
.product-card .actions .btn { flex: 1; padding: 7px 8px; font-size: 13px; }

/* ============= 商城列表布局 ============= */
.list-layout { display: grid; grid-template-columns: 208px 1fr; gap: 24px; align-items: start; }

/* ============= 面包屑 ============= */
.breadcrumb {
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
  font-size: 13px;
  color: var(--color-text-light);
}
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { margin: 0 8px; color: #b6bfb4; }
.breadcrumb .current { color: var(--color-text); font-weight: 500; }

/* ============= 标签 / 徽章 ============= */
.tag {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 4px;
  font-size: 12px;
  background: var(--color-bg-section);
  color: var(--color-text-light);
  margin-right: 4px;
}
.tag-primary { background: var(--color-primary-tint); color: var(--color-primary); }
.tag-accent { background: var(--color-accent-tint); color: var(--color-accent-dark); }
.tag-danger { background: #F6E2DA; color: var(--color-danger); }
.tag-success { background: #DFF0E6; color: #216840; }
.tag-info { background: var(--color-primary-tint); color: #1c4a3c; }
.tag-warn { background: var(--color-accent-tint); color: #8b5a17; }

/* ============= 列表 / Tab ============= */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid var(--color-border); margin-bottom: 24px; flex-wrap: wrap; }
.tab {
  padding: 11px 20px;
  font-size: 15px;
  color: var(--color-text-light);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
  background: none;
  border-top: none; border-left: none; border-right: none;
  font-weight: 500;
}
.tab:hover { color: var(--color-primary); }
.tab.active { color: var(--color-primary); border-bottom-color: var(--color-accent); font-weight: 700; }
.tab-panel { min-height: 40px; }

/* ============= 表单 ============= */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; color: var(--color-text); }
.form-group label .req { color: var(--color-danger); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-actions { display: flex; gap: 12px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--color-border); }
.form-help { font-size: 12px; color: var(--color-text-light); margin-top: 4px; }
.radio-group, .checkbox-group { display: flex; flex-wrap: wrap; gap: 12px; }
.radio-item, .checkbox-item {
  display: flex; align-items: center; gap: 6px; cursor: pointer;
  padding: 7px 13px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); transition: all 0.2s; background: #fff;
}
.radio-item:hover, .checkbox-item:hover { border-color: var(--color-primary); }
.radio-item input, .checkbox-item input { width: auto; margin: 0; accent-color: var(--color-primary); }
.radio-item.checked, .checkbox-item.checked { background: var(--color-primary-tint); border-color: var(--color-primary); color: var(--color-primary); }

/* ============= 模态框 ============= */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(12,26,20,0.55);
  z-index: 9999;
  display: none;
  overflow-y: auto;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.modal-mask.active { display: flex; }
/* margin:auto 代替 align-items/justify-content:center：
   弹窗高于视口时居中会把底部按钮推出滚动范围，用户既点不到取消也滚不动 */
.modal {
  margin: auto;
  background: white;
  border-radius: var(--radius-lg);
  width: 100%; max-width: 380px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  padding: 28px;
  position: relative;
  box-shadow: var(--shadow-lg);
}
.modal-close {
  position: absolute; top: 12px; right: 12px;
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-bg-soft);
  border-radius: 50%;
  color: var(--color-text-light);
  font-size: 18px; line-height: 1; cursor: pointer;
}
.modal-close:hover { background: var(--color-border); }
.modal-title { text-align: center; font-size: 18px; margin-bottom: 20px; font-family: var(--font-serif); }
.modal-body { text-align: center; }
.modal-qr {
  width: 200px; height: 200px;
  margin: 0 auto 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 8px; background: white;
}
.modal-qr img { width: 100%; height: 100%; object-fit: contain; }
.modal-amount { font-size: 16px; margin: 12px 0; color: var(--color-text); }
.modal-amount .price { color: var(--color-danger); font-size: 24px; font-weight: 700; margin-left: 4px; }
.modal-tip { font-size: 13px; color: var(--color-text-light); margin: 12px 0 20px; line-height: 1.6; }
.modal-actions { display: flex; gap: 12px; }
.modal-actions .btn { flex: 1; }

/* ============= Toast 提示 ============= */
/* top 需大于吸顶导航高度, 否则提示条压在导航上 */
.toast {
  position: fixed;
  top: 86px;
  left: 50%;
  transform: translateX(-50%) translateY(-24px);
  background: rgba(17,50,40, 0.95);
  color: white;
  padding: 12px 24px;
  border-radius: var(--radius);
  z-index: 10000;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s, opacity 0.3s;
  box-shadow: var(--shadow-lg);
  max-width: 90%;
  text-align: center;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-danger); }
.toast.warn { background: var(--color-warning); color: #2b1d05; }

/* ============= 通用辅助 ============= */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.text-danger { color: var(--color-danger); }
.text-light { color: var(--color-text-light); }
.text-sm { font-size: 13px; }
.text-lg { font-size: 18px; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.flex-center { display: flex; align-items: center; justify-content: center; gap: 8px; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--color-border); margin: 16px 0; }

/* ============= 分页 ============= */
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }
.pagination a, .pagination span {
  min-width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  padding: 0 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px; color: var(--color-text); background: white;
}
.pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .active { background: var(--color-primary); color: white; border-color: var(--color-primary); }
.pagination .disabled { color: var(--color-text-light); pointer-events: none; }

/* ============================================
   导航一体化分类下拉
   ============================================ */
.nav-cat { position: relative; }
.nav-cat-btn {
  display: flex; align-items: center; gap: 8px;
  background: none; border: none; cursor: pointer;
  font-size: 14.5px; font-weight: 500; color: var(--color-text);
  padding: 9px 14px; border-radius: var(--radius-sm); transition: all .2s;
  font-family: inherit; white-space: nowrap;
}
.nav-cat-btn:hover, .nav-cat.open .nav-cat-btn {
  background: var(--color-primary-tint); color: var(--color-primary); font-weight: 600;
}
.ncd-grid {
  display: inline-grid; grid-template-columns: repeat(2, 5px); gap: 2.5px;
  flex-shrink: 0;
}
.ncd-grid i { width: 5px; height: 5px; border-radius: 1.5px; background: var(--color-accent); }
.nav-cat-btn .caret { font-size: 11px; transition: transform .25s; opacity: .55; }
.nav-cat.open .caret { transform: rotate(180deg); }

.cat-panel {
  position: absolute; top: calc(100% + 12px); left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: min(880px, 92vw);
  background: #fff; border-radius: 18px;
  box-shadow: 0 24px 60px rgba(17,50,40,.20), 0 4px 14px rgba(17,50,40,.08);
  border: 1px solid var(--color-border);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: all .24s cubic-bezier(.4,0,.2,1); z-index: 120;
}
.nav-cat.open .cat-panel {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.cat-panel::before {
  content: ""; position: absolute; top: -7px; left: 50%; transform: translateX(-50%) rotate(45deg);
  width: 14px; height: 14px; background: #fff;
  border-left: 1px solid var(--color-border); border-top: 1px solid var(--color-border);
}
.cat-panel-inner { display: grid; grid-template-columns: 224px 1fr; border-radius: 18px; overflow: hidden; }

/* 左侧分类列表 */
.cat-side {
  background: linear-gradient(180deg, #F4F5F0, #EAEEE6);
  padding: 14px 10px; border-right: 1px solid var(--color-border);
  display: flex; flex-direction: column; gap: 4px;
}
.cat-side-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: 10px; cursor: pointer;
  transition: all .18s; border: 1px solid transparent;
}
.cat-side-item:hover, .cat-side-item.active {
  background: #fff; border-color: #cfe0d5;
  box-shadow: 0 4px 14px rgba(28,74,60,.10);
}
.cat-side-item.active .csi-ico { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); color: #fff; border-color: transparent; }
.cat-side-item.active b { color: var(--color-primary); }
.csi-ico {
  width: 34px; height: 34px; flex-shrink: 0; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700;
  background: #fff; color: var(--color-text-light); border: 1px solid var(--color-border);
  transition: all .18s;
}
.csi-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.csi-body b { font-size: 13.5px; font-weight: 600; color: var(--color-text); transition: color .18s; }
.csi-body i { font-style: normal; font-size: 11px; color: var(--color-text-light); margin-top: 1px; }
.csi-arrow { color: #b6bfb4; font-size: 16px; transition: all .18s; }
.cat-side-item:hover .csi-arrow, .cat-side-item.active .csi-arrow { color: var(--color-accent); transform: translateX(2px); }

/* 右侧商品区 */
.cat-main { padding: 18px 22px 20px; min-height: 316px; display: flex; flex-direction: column; }
.cat-main-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; gap: 12px; }
.cat-main-head h3 { font-size: 16px; font-weight: 700; display: flex; align-items: center; gap: 8px; font-family: var(--font-serif); }
.cat-main-head h3::before { content: ""; width: 4px; height: 16px; border-radius: 2px; background: linear-gradient(180deg, var(--color-accent), var(--color-primary)); }
.cat-main-head a { font-size: 12.5px; color: var(--color-text-light); transition: color .2s; white-space: nowrap; }
.cat-main-head a:hover { color: var(--color-accent-dark); }
.cat-products { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; flex: 1; }
.cat-pcard {
  display: flex; flex-direction: column; text-decoration: none;
  border: 1px solid var(--color-border); border-radius: 12px; overflow: hidden;
  transition: all .2s; background: #fff;
}
.cat-pcard:hover { border-color: #bcd4c5; box-shadow: 0 10px 24px rgba(28,74,60,.12); transform: translateY(-3px); }
.cp-img { display: block; height: 86px; background: var(--color-bg-soft); }
.cp-img img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.cp-name {
  font-size: 12px; line-height: 1.45; color: var(--color-text);
  padding: 8px 9px 4px; display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden; min-height: 43px;
}
.cp-price { font-size: 14.5px; font-weight: 700; color: var(--color-danger); padding: 0 9px 9px; }
.cp-price i { font-style: normal; font-size: 11px; }
.cat-empty {
  grid-column: 1 / -1; display: flex; align-items: center; justify-content: center;
  color: var(--color-text-light); font-size: 13px; padding: 60px 0;
}

/* ============================================
   登录 / 注册弹窗
   ============================================ */
.auth-overlay {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  background: rgba(12,26,20, .60);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .28s ease, visibility .28s;
  overflow: hidden;
}
.auth-overlay.show { opacity: 1; visibility: visible; pointer-events: auto; }

.auth-orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .5; pointer-events: none; }
.auth-orb-a { width: 420px; height: 420px; left: -80px; top: -120px; background: radial-gradient(circle, #1C4A3C66, transparent 65%); animation: orbFloat 9s ease-in-out infinite; }
.auth-orb-b { width: 380px; height: 380px; right: -60px; bottom: -100px; background: radial-gradient(circle, #C9762A55, transparent 65%); animation: orbFloat 11s ease-in-out infinite reverse; }
@keyframes orbFloat { 0%, 100% { transform: translate(0, 0) scale(1); } 50% { transform: translate(40px, 26px) scale(1.08); } }

.auth-modal {
  position: relative; width: min(880px, 100%);
  display: grid; grid-template-columns: 336px 1fr;
  background: #fff; border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: 0 40px 100px rgba(0,0,0,.42), 0 0 0 1px rgba(255,255,255,.06);
  transform: translateY(26px) scale(.97); opacity: 0;
  transition: transform .32s cubic-bezier(.34,1.4,.5,1), opacity .28s;
  max-height: calc(100vh - 48px);
}
.auth-overlay.show .auth-modal { transform: none; opacity: 1; }
.am-close {
  position: absolute; top: 14px; right: 14px; z-index: 5;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,.92); border: 1px solid var(--color-border);
  color: var(--color-text-light); font-size: 14px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: all .2s;
}
.am-close:hover { background: var(--color-primary); border-color: var(--color-primary); color: #fff; transform: rotate(90deg); }

/* 左侧品牌面板 */
.am-brand {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(340px 220px at 10% 0%, rgba(201,118,42,.26), transparent 60%),
    radial-gradient(300px 240px at 110% 110%, rgba(52,113,91,.42), transparent 60%),
    linear-gradient(160deg, #113228 0%, #16261F 55%, #1C4A3C 100%);
  padding: 34px 28px; display: flex; flex-direction: column;
}
.amb-rings { position: absolute; inset: 0; pointer-events: none; }
.amb-rings span { position: absolute; border-radius: 50%; border: 1px solid rgba(201,118,42,.26); }
.amb-rings span:nth-child(1) { width: 240px; height: 240px; right: -90px; top: -70px; animation: ringPulse 5s ease-in-out infinite; }
.amb-rings span:nth-child(2) { width: 160px; height: 160px; right: -20px; top: 30px; border-color: rgba(226,238,231,.20); animation: ringPulse 5s ease-in-out 1.2s infinite; }
.amb-rings span:nth-child(3) { width: 90px; height: 90px; left: -30px; bottom: 90px; animation: ringPulse 5s ease-in-out 2.4s infinite; }
@keyframes ringPulse { 0%, 100% { transform: scale(1); opacity: .8; } 50% { transform: scale(1.12); opacity: .35; } }
.amb-logo { margin-bottom: 18px; }
.amb-logo svg { filter: drop-shadow(0 8px 22px rgba(201,118,42,.35)); animation: logoSpin 14s linear infinite; }
@keyframes logoSpin { 0%, 86% { transform: rotate(0); } 93% { transform: rotate(8deg); } 100% { transform: rotate(0); } }
.am-brand h2 { color: #fff; font-size: 19px; letter-spacing: 1px; margin-bottom: 8px; position: relative; }
.amb-slogan { font-size: 13px; color: rgba(226,238,231,.80); line-height: 1.75; margin-bottom: 26px; position: relative; }
.amb-slogan em { display: block; font-style: normal; margin-top: 4px; color: #E8B371; font-size: 12px; letter-spacing: 3px; }
.amb-feats { display: flex; flex-direction: column; gap: 12px; margin-top: auto; position: relative; }
.am-feat {
  display: flex; align-items: center; gap: 11px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
  border-radius: 12px; padding: 10px 13px; backdrop-filter: blur(6px);
}
.amf-ico {
  font-size: 14px; font-weight: 700; width: 32px; height: 32px; flex-shrink: 0;
  border-radius: 9px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), #E0A05A); color: #fff;
}
.amf-body b { display: block; font-size: 13px; }
.amf-body i { font-style: normal; font-size: 11px; color: rgba(226,238,231,.62); }
.amb-foot { margin-top: 22px; font-size: 12px; color: rgba(226,238,231,.58); position: relative; }
.amb-foot b { color: #E8B371; font-size: 14px; letter-spacing: .5px; }

/* 右侧表单 */
.am-form-panel { position: relative; padding: 34px 38px 26px; display: flex; flex-direction: column; }
.am-tabs {
  position: relative; display: grid; grid-template-columns: 1fr 1fr;
  background: var(--color-bg-soft); border-radius: 12px; padding: 4px; margin-bottom: 26px;
}
.am-tab {
  position: relative; z-index: 2; background: none; border: none; cursor: pointer;
  font-size: 14.5px; font-weight: 600; color: var(--color-text-light);
  padding: 10px 0; border-radius: 9px; transition: color .22s;
  font-family: inherit; letter-spacing: 2px;
}
.am-tab.active { color: #fff; }
.am-tab-pill {
  position: absolute; z-index: 1; top: 4px; left: 4px;
  width: calc(50% - 4px); height: calc(100% - 8px);
  background: linear-gradient(92deg, var(--color-primary), var(--color-primary-light));
  border-radius: 9px; box-shadow: 0 6px 16px rgba(28,74,60,.32);
  transition: transform .28s cubic-bezier(.34,1.3,.5,1);
}
.auth-overlay[data-mode="register"] .am-tab-pill { transform: translateX(100%); }

.am-form { display: flex; flex-direction: column; gap: 14px; }
.am-field {
  position: relative; display: flex; align-items: center; gap: 10px;
  background: #F7F8F5; border: 1.5px solid transparent; border-radius: 12px;
  padding: 0 14px; transition: all .22s; cursor: text;
}
.am-field:focus-within { background: #fff; border-color: var(--color-primary); box-shadow: 0 0 0 4px rgba(28,74,60,.08); }
.am-field.error { border-color: var(--color-danger); background: #FBF1EC; animation: amShake .3s; }
@keyframes amShake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-5px); } 75% { transform: translateX(5px); } }
.amf-tag { font-size: 12.5px; font-weight: 700; color: var(--color-text-light); flex-shrink: 0; width: 32px; text-align: center; }
.am-field input {
  flex: 1; border: none; outline: none; background: transparent;
  font-size: 14.5px; padding: 14px 0; color: var(--color-text); min-width: 0;
  box-shadow: none !important;
}
.am-field input:focus { box-shadow: none !important; }
.am-field input::placeholder { color: #aab3ac; }
.amf-line {
  position: absolute; left: 14px; right: 14px; bottom: 6px; height: 2px;
  background: linear-gradient(92deg, var(--color-accent), var(--color-primary));
  transform: scaleX(0); transform-origin: left; transition: transform .3s; border-radius: 2px;
}
.am-field:focus-within .amf-line { transform: scaleX(1); }
.am-err {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  font-size: 11px; color: #fff; background: var(--color-danger);
  padding: 3px 9px; border-radius: 999px; white-space: nowrap; pointer-events: none;
}

.am-row { display: flex; align-items: center; justify-content: space-between; margin-top: -2px; gap: 12px; }
.am-check { display: flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--color-text-light); cursor: pointer; }
.am-check input { accent-color: var(--color-primary); width: 15px; height: 15px; cursor: pointer; }
.am-check.am-agree { align-items: flex-start; line-height: 1.7; }
.am-check.am-agree span { flex: 1; }
.am-link { font-size: 12.5px; color: var(--color-primary); }
.am-link:hover { color: var(--color-accent-dark); text-decoration: underline; }

.am-strength { display: flex; align-items: center; gap: 5px; margin-top: -6px; }
.am-strength i { height: 4px; flex: 1; border-radius: 2px; background: #E2E6DE; transition: background .3s; }
.am-strength span { font-size: 11px; color: var(--color-text-light); margin-left: 6px; flex-shrink: 0; }
.am-strength.lv-1 i:nth-child(1) { background: var(--color-danger); }
.am-strength.lv-2 i:nth-child(-n+2) { background: var(--color-warning); }
.am-strength.lv-3 i { background: var(--color-success); }

.am-submit {
  position: relative; display: flex; align-items: center; justify-content: center; gap: 8px;
  border: none; cursor: pointer; overflow: hidden;
  background: linear-gradient(92deg, var(--color-primary), var(--color-primary-light));
  color: #fff; font-size: 15.5px; font-weight: 800; letter-spacing: 3px;
  padding: 14px 0; border-radius: 12px; margin-top: 4px;
  box-shadow: 0 10px 24px rgba(28,74,60,.32);
  transition: all .22s; font-family: inherit;
}
.am-submit:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(28,74,60,.42); background: linear-gradient(92deg, var(--color-accent), #DE9143); }
.am-submit em { font-style: normal; transition: transform .22s; }
.am-submit:hover em { transform: translateX(5px); }
.am-submit::after {
  content: ""; position: absolute; top: 0; left: -80%; width: 50%; height: 100%;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-20deg); transition: left .5s;
}
.am-submit:hover::after { left: 130%; }
.am-swap { text-align: center; font-size: 13px; color: var(--color-text-light); }
.am-swap a { color: var(--color-primary); font-weight: 600; }
.am-swap a b { color: var(--color-accent); }
.am-safe { margin-top: auto; padding-top: 16px; text-align: center; font-size: 11.5px; color: #a7b0a7; }

/* ============= 响应式 ============= */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .list-layout { grid-template-columns: 172px 1fr; }
  .nav-search { flex-basis: 160px; max-width: 180px; }
  .brand-text { font-size: 14px; }
}
@media (max-width: 900px) {
  .nav-list { gap: 0; }
  .nav-list a, .nav-cat-btn { padding-left: 9px; padding-right: 9px; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 768px) {
  h1 { font-size: 26px; }
  h2 { font-size: 20px; }
  .topbar-info { gap: 10px; font-size: 12px; }
  .topbar-info span:nth-child(2) { display: none; }
  .topbar-links { gap: 10px; font-size: 12px; }
  .navbar-inner { min-height: 60px; gap: 12px; flex-wrap: wrap; }
  .nav-search { order: 3; flex-basis: 100%; max-width: none; }
  .nav-list { display: none; }
  .mobile-menu-btn { display: block; }
  .nav-list.mobile-open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: white;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    gap: 2px;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--color-border);
    z-index: 99;
  }
  .nav-list.mobile-open li { width: 100%; }
  .nav-list.mobile-open a, .nav-list.mobile-open .nav-cat-btn { padding: 12px; }
  .brand-text { font-size: 13.5px; }
  .footer-grid { grid-template-columns: 1fr; gap: 22px; }
  .section { padding: 32px 0; }
  .list-layout { grid-template-columns: 1fr; }
  .list-layout > aside { margin-bottom: 16px; }
  .list-layout > aside .card { padding: 12px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .admin-tabs { font-size: 12px; }
  .admin-tab { padding: 10px 12px; }
  .module-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .auth-modal { grid-template-columns: 1fr; max-height: calc(100vh - 32px); overflow-y: auto; }
  .am-brand { display: none; }
  .am-form-panel { padding: 26px 22px 18px; }

  /* 分类下拉在移动端转为内联展开 */
  .nav-cat-btn { padding: 12px; }
  .cat-panel {
    position: static; transform: none; width: 100%;
    opacity: 1; visibility: hidden; display: none;
    pointer-events: auto; box-shadow: none; border: none; border-radius: 0;
  }
  .nav-cat.open .cat-panel { display: block; visibility: visible; }
  .cat-panel::before { display: none; }
  .cat-panel-inner { grid-template-columns: 1fr; border-radius: 0; border-top: 1px solid var(--color-border); }
  .cat-side { flex-direction: row; overflow-x: auto; border-right: none; border-bottom: 1px solid var(--color-border); padding: 10px; }
  .cat-side-item { flex-direction: column; text-align: center; gap: 4px; flex-shrink: 0; padding: 8px 12px; }
  .csi-body i, .csi-arrow { display: none; }
  .cat-products { grid-template-columns: repeat(3, 1fr); }
  .cat-main { min-height: 0; padding: 14px; }
  .cat-pcard:nth-child(n+4) { display: none; }
}
@media (max-width: 480px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .topbar-info span:nth-child(3) { display: none; }
  .toast { top: 72px; }
  .brand-text { display: none; }
}