/* ============================================================
   医用橡胶制品商城 · 前台样式
   清爽简约日式风格 + 医疗行业配色
   主色 Teal #00A0AF / 辅助 淡青 #E0F5F6 · 医疗蓝 #4A90D9
   ============================================================ */
:root {
  --primary: #00a0af;
  --primary-dark: #008b98;
  --primary-deep: #00666e;
  --teal-light: #e0f5f6;
  --accent: #4a90d9;
  --bg: #ffffff;
  --bg-alt: #f7f9fa;
  --text: #333333;
  --text-sub: #666666;
  --line: #e3eeee;
  --green: #2e9e6b;
  --red: #d9534f;
  --radius: 8px;
  --shadow: 0 2px 10px rgba(0, 90, 100, 0.06);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Noto Sans JP", "Noto Sans SC", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary-dark); text-decoration: none; }
a:hover { color: var(--primary); }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }

/* ---------------- 顶部条 ---------------- */
.topbar { background: var(--primary-deep); color: #dff4f5; font-size: 13px; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; min-height: 36px; }
.topbar-contact span { margin-right: 18px; }
.lang-switch a {
  display: inline-block; color: #bcdcdd; padding: 2px 8px; border-radius: 4px;
  font-size: 12px; letter-spacing: 0.5px;
}
.lang-switch a:hover { color: #fff; }
.lang-switch a.active { background: rgba(255,255,255,.16); color: #fff; }

/* ---------------- 头部 ---------------- */
.header { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; align-items: center; gap: 24px; min-height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--text); }
.logo-mark {
  width: 34px; height: 34px; border-radius: 8px; background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700;
}
.logo-text { font-size: 17px; font-weight: 700; letter-spacing: 0.4px; color: var(--primary-deep); }
.nav { display: flex; gap: 4px; flex: 1; }
.nav-link { padding: 8px 14px; border-radius: 6px; color: var(--text); font-size: 14.5px; }
.nav-link:hover { background: var(--teal-light); color: var(--primary-dark); }
.nav-link.active { color: var(--primary-dark); font-weight: 700; background: var(--teal-light); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.cart-btn { position: relative; display: flex; align-items: center; gap: 6px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 6px; color: var(--text); }
.cart-btn:hover { border-color: var(--primary); color: var(--primary-dark); }
.cart-icon { font-size: 16px; }
.cart-label { font-size: 13px; }
.badge {
  position: absolute; top: -6px; right: -6px; background: var(--red); color: #fff;
  min-width: 18px; height: 18px; border-radius: 9px; font-size: 11px;
  display: flex; align-items: center; justify-content: center; padding: 0 4px;
}
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 6px; font-size: 20px; padding: 4px 10px; cursor: pointer; }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-block; padding: 10px 22px; border-radius: 6px; border: 1px solid transparent;
  font-size: 14.5px; font-family: inherit; cursor: pointer; text-align: center; transition: all .15s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-outline { border-color: var(--primary); color: var(--primary-dark); background: transparent; }
.btn-outline:hover { background: var(--teal-light); }
.btn-outline-light { border-color: rgba(255,255,255,.7); color: #fff; background: transparent; }
.btn-outline-light:hover { background: rgba(255,255,255,.15); color: #fff; }
.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { background: #c9302c; color: #fff; }
.btn-lg { padding: 13px 30px; font-size: 15.5px; }
.btn-sm { padding: 5px 12px; font-size: 12.5px; }
.btn-block { display: block; width: 100%; }

/* ---------------- 首屏 Hero ---------------- */
.hero { position: relative; background: linear-gradient(120deg, #007c86 0%, #00a0af 55%, #4a90d9 120%); color: #fff; overflow: hidden; }
.hero-slide { display: none; padding: 76px 0 84px; }
.hero-slide.active { display: block; animation: fadeIn .6s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.hero-title { font-size: 34px; font-weight: 700; line-height: 1.45; max-width: 640px; letter-spacing: .5px; }
.hero-sub { margin-top: 14px; font-size: 16px; max-width: 560px; color: rgba(255,255,255,.92); }
.hero-cta { margin-top: 30px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-dots { position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; }
.hero-dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.45); border: 0; cursor: pointer; padding: 0; }
.hero-dot.active { background: #fff; }

/* ---------------- 区块 ---------------- */
.section { padding: 56px 0; }
.section-alt { background: var(--bg-alt); }
.section-title { font-size: 24px; font-weight: 700; color: var(--primary-deep); text-align: center; letter-spacing: 1px; }
.section-sub { text-align: center; color: var(--text-sub); margin-top: 6px; margin-bottom: 30px; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 24px; }
.section-head .section-title { text-align: left; }
.link-more { color: var(--primary-dark); font-size: 14px; }
.link-more:hover { color: var(--primary); }

/* 优势 */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 8px; }
.feature-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; text-align: center; box-shadow: var(--shadow);
}
.feature-icon { font-size: 26px; color: var(--primary); margin-bottom: 12px; }
.feature-card h3 { font-size: 17px; margin-bottom: 8px; color: var(--text); }
.feature-card p { color: var(--text-sub); font-size: 13.5px; }

/* 分类 */
.cat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.cat-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 12px; text-align: center; color: var(--text); transition: all .15s;
}
.cat-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-2px); }
.cat-icon { display: block; font-size: 24px; color: var(--primary); margin-bottom: 8px; }
.cat-name { font-size: 13.5px; font-weight: 500; display: block; }
.cat-count { display: block; font-size: 11.5px; color: var(--text-sub); margin-top: 4px; }

/* 商品网格 */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
.product-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; color: var(--text); display: flex; flex-direction: column; transition: all .15s;
}
.product-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-3px); }
.card-img { aspect-ratio: 4/3; overflow: hidden; background: var(--teal-light); }
.card-img img { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: 16px; display: flex; flex-direction: column; flex: 1; }
.card-code { font-size: 12px; color: var(--text-sub); letter-spacing: .5px; }
.card-name { font-size: 15px; font-weight: 700; margin: 4px 0 6px; }
.card-summary { font-size: 12.5px; color: var(--text-sub); flex: 1; }
.card-foot { margin-top: 12px; }
.card-price { color: var(--primary-dark); font-weight: 700; font-size: 15px; }
.card-inquiry {
  display: inline-block; background: var(--teal-light); color: var(--primary-dark);
  font-size: 12.5px; padding: 3px 12px; border-radius: 20px; font-weight: 500;
}

/* 新闻 */
.news-list { display: flex; flex-direction: column; }
.news-item {
  display: flex; align-items: center; gap: 16px; padding: 14px 8px;
  border-bottom: 1px solid var(--line); color: var(--text);
}
.news-item:hover { background: var(--bg-alt); }
.news-date { font-size: 13px; color: var(--text-sub); white-space: nowrap; font-variant-numeric: tabular-nums; }
.news-type { font-size: 11.5px; padding: 2px 10px; border-radius: 20px; white-space: nowrap; }
.type-news { background: #e8f1fb; color: var(--accent); }
.type-notice { background: var(--teal-light); color: var(--primary-dark); }
.news-title { font-size: 14.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-list-lg .news-title { white-space: normal; }

/* 公司简介 */
.about-teaser { text-align: center; }
.about-lead { color: var(--text-sub); max-width: 640px; margin: 10px auto 24px; }

/* ---------------- 页面头 ---------------- */
.page-head { background: linear-gradient(120deg, #eef8f8, #f3f9fb); border-bottom: 1px solid var(--line); padding: 34px 0 30px; }
.page-title { font-size: 26px; font-weight: 700; color: var(--primary-deep); }
.page-sub { color: var(--text-sub); margin-top: 4px; font-size: 14px; }

/* ---------------- 两栏布局 ---------------- */
.layout-2col { display: grid; grid-template-columns: 260px 1fr; gap: 28px; padding-top: 30px; padding-bottom: 50px; }
.side-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 20px; overflow: hidden; }
.side-title { font-size: 14px; font-weight: 700; padding: 12px 16px; background: var(--bg-alt); border-bottom: 1px solid var(--line); color: var(--primary-deep); }
.side-list li a { display: block; padding: 9px 16px; font-size: 13.5px; color: var(--text); border-bottom: 1px solid #f2f7f7; }
.side-list li a:hover { background: var(--teal-light); color: var(--primary-dark); }
.side-list li a.active { background: var(--teal-light); color: var(--primary-dark); font-weight: 700; }
.side-sub li a { padding-left: 30px; font-size: 13px; }
.side-note { font-size: 13px; color: var(--text-sub); padding: 12px 16px; }

/* 搜索 */
.search-form { padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.search-form input[type="text"] {
  border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; font-size: 14px; font-family: inherit; width: 100%;
}
.search-form input:focus { outline: none; border-color: var(--primary); }

/* 工具栏 */
.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.result-count { color: var(--text-sub); font-size: 13.5px; }
.sort-box a { font-size: 13px; color: var(--text-sub); margin-right: 14px; }
.sort-box a.active { color: var(--primary-dark); font-weight: 700; }
.empty-box { text-align: center; padding: 60px 20px; color: var(--text-sub); border: 1px dashed var(--line); border-radius: var(--radius); }
.empty-box .btn { margin-top: 16px; }

/* 分页 */
.pagination { display: flex; gap: 6px; justify-content: center; margin: 30px 0 10px; }
.page-link {
  min-width: 34px; height: 34px; padding: 0 10px; border: 1px solid var(--line); border-radius: 6px;
  display: inline-flex; align-items: center; justify-content: center; font-size: 13.5px; color: var(--text);
}
.page-link:hover { border-color: var(--primary); color: var(--primary-dark); }
.page-link.current { background: var(--primary); border-color: var(--primary); color: #fff; }

/* 面包屑 */
.breadcrumb { padding-top: 16px; font-size: 13px; color: var(--text-sub); display: flex; gap: 8px; flex-wrap: wrap; }
.breadcrumb .current { color: var(--text); }

/* ---------------- 产品详情 ---------------- */
.detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; padding: 26px 0 10px; }
.gallery-main { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--teal-light); }
.gallery-main img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.thumb { width: 84px; height: 64px; border: 2px solid var(--line); border-radius: 6px; overflow: hidden; background: #fff; cursor: pointer; padding: 0; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb.active { border-color: var(--primary); }
.detail-name { font-size: 24px; font-weight: 700; line-height: 1.5; }
.detail-code, .detail-cat { color: var(--text-sub); font-size: 13.5px; margin-top: 6px; }
.detail-summary { margin: 16px 0; color: var(--text-sub); font-size: 14.5px; }
.detail-price { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 16px 0; margin-bottom: 8px; }
.price-label { font-size: 13.5px; color: var(--text-sub); margin-right: 10px; }
.price-value { font-size: 26px; font-weight: 700; color: var(--primary-dark); }
.price-inquiry {
  display: inline-block; background: var(--teal-light); color: var(--primary-dark);
  padding: 4px 16px; border-radius: 20px; font-size: 14px; font-weight: 700;
}
.inquiry-note { font-size: 12.5px; color: var(--text-sub); margin-bottom: 10px; }
.qty-row { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.qty-input {
  width: 110px; border: 1px solid var(--line); border-radius: 6px; padding: 9px 12px;
  font-size: 15px; font-family: inherit; text-align: center;
}
.qty-input:focus { outline: none; border-color: var(--primary); }
.stock-line { margin-top: 12px; font-size: 13px; }
.st-ok { color: var(--green); }
.st-warn { color: #d98a2b; }

.detail-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-bottom: 50px; }
.tab-body { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.tab-title { font-size: 17px; font-weight: 700; color: var(--primary-deep); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 2px solid var(--teal-light); }

/* 规格表 */
.spec-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.spec-table th, .spec-table td { border: 1px solid var(--line); padding: 9px 14px; text-align: left; }
.spec-table th { background: var(--bg-alt); width: 34%; font-weight: 500; color: var(--text-sub); }

/* ---------------- 表格（通用） ---------------- */
.table-wrap { overflow-x: auto; }
.cart-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.cart-table th, .cart-table td { border: 1px solid var(--line); padding: 12px 14px; text-align: left; }
.cart-table th { background: var(--bg-alt); font-weight: 500; color: var(--text-sub); font-size: 13px; }
.cart-product { display: flex; gap: 12px; align-items: center; }
.cart-thumb { width: 56px; height: 44px; object-fit: cover; border-radius: 6px; background: var(--teal-light); }
.cart-code { font-size: 12px; color: var(--text-sub); }
.cart-name { font-size: 14px; font-weight: 500; }
.cart-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; flex-wrap: wrap; gap: 12px; }
.cart-total { font-size: 14px; }
.cart-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.ta-r { text-align: right !important; }
.ta-c { text-align: center !important; }

/* ---------------- 表单 ---------------- */
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; margin-bottom: 30px; }
.form-sec { font-size: 16px; font-weight: 700; color: var(--primary-deep); margin: 6px 0 16px; padding-bottom: 8px; border-bottom: 2px solid var(--teal-light); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13.5px; color: var(--text-sub); margin-bottom: 6px; }
.req { color: var(--red); }
.form-control {
  width: 100%; border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px;
  font-size: 14.5px; font-family: inherit; background: #fff;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,160,175,.08); }
textarea.form-control { resize: vertical; }
.form-actions { display: flex; gap: 12px; margin-top: 22px; align-items: center; }
.hp { position: absolute; left: -9999px; opacity: 0; }
.muted { color: var(--text-sub); font-size: 13px; }
.auth-alt { margin-top: 18px; text-align: center; font-size: 13.5px; color: var(--text-sub); }

/* 提示 */
.alert { padding: 13px 18px; border-radius: 6px; font-size: 14px; margin: 18px 0; }
.alert-ok { background: #e8f7ef; color: #1d6a46; border: 1px solid #bfe6d0; }
.alert-err { background: #fdecea; color: #b3392f; border: 1px solid #f5c6c2; }
.flash-wrap { margin-top: 16px; }
.flash-wrap .alert { margin: 0; }

/* 状态徽章 */
.status-badge { display: inline-block; padding: 3px 12px; border-radius: 20px; font-size: 12px; font-weight: 500; white-space: nowrap; }
.st-new { background: #e8f1fb; color: var(--accent); }
.st-quoted { background: #fdf3e3; color: #c07d1a; }
.st-won { background: #e8f7ef; color: #1d6a46; }
.st-shipped { background: var(--teal-light); color: var(--primary-dark); }
.st-done { background: #eef0f1; color: #6b7a80; }
.st-cancelled { background: #fdecea; color: #b3392f; }

/* 内容页 */
.prose-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; margin-bottom: 50px; }
.page-prose h2 { font-size: 20px; color: var(--primary-deep); margin: 24px 0 12px; }
.page-prose h3 { font-size: 16.5px; color: var(--text); margin: 20px 0 10px; }
.page-prose p { margin-bottom: 12px; }
.page-prose ul, .page-prose ol { margin: 0 0 12px 22px; }
.page-prose li { margin-bottom: 4px; }

/* 文章 */
.article-title { font-size: 22px; font-weight: 700; margin-bottom: 10px; }
.article-meta { display: flex; gap: 12px; align-items: center; margin-bottom: 18px; }
.article-body { border-top: 1px solid var(--line); padding-top: 18px; }

/* FAQ */
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px; background: #fff; overflow: hidden; }
.faq-item summary {
  padding: 16px 20px; cursor: pointer; font-weight: 500; font-size: 14.5px;
  list-style: none; position: relative; padding-right: 44px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 18px; color: var(--primary); font-size: 20px; }
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] summary { background: var(--bg-alt); }
.faq-answer { padding: 6px 20px 18px; color: var(--text-sub); font-size: 14px; }

/* 联系方式 */
.contact-info li { padding: 10px 0; border-bottom: 1px solid #f2f7f7; font-size: 13.5px; }
.contact-info li:last-child { border-bottom: 0; }

/* tab 筛选 */
.tab-filter { display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.tab-filter a {
  padding: 7px 20px; border: 1px solid var(--line); border-radius: 20px; font-size: 13.5px; color: var(--text);
}
.tab-filter a.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ---------------- 页脚 ---------------- */
.footer { background: #0d3f44; color: #bfdcdd; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 0.8fr; gap: 34px; padding: 44px 20px 36px; }
.footer h4 { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 14px; letter-spacing: .5px; }
.footer p { font-size: 13px; margin-bottom: 6px; }
.footer-name { color: #fff; font-weight: 700; font-size: 15px; }
.footer-links li { margin-bottom: 7px; }
.footer-links a { color: #bfdcdd; font-size: 13px; }
.footer-links a:hover { color: #fff; }
.lang-switch-lg a { font-size: 13px; padding: 4px 12px; margin-bottom: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 16px 0; font-size: 12.5px; color: #9cc0c2; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1024px) {
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .detail-layout, .detail-tabs { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .topbar-contact { display: none; }
  .topbar-inner { justify-content: flex-end; }
  .header-inner { flex-wrap: wrap; min-height: 58px; }
  .logo-text { font-size: 15px; }
  .nav {
    display: none; width: 100%; flex-direction: column; gap: 0;
    background: #fff; border-top: 1px solid var(--line); padding: 8px 0;
  }
  .nav.open { display: flex; }
  .nav-link { padding: 12px 16px; border-radius: 0; }
  .nav-toggle { display: block; }
  .cart-label { display: none; }
  .hero-slide { padding: 48px 0 60px; }
  .hero-title { font-size: 24px; }
  .hero-sub { font-size: 14px; }
  .section { padding: 40px 0; }
  .features { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .layout-2col { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cart-foot { flex-direction: column; align-items: stretch; }
  .cart-actions .btn { flex: 1; text-align: center; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .card-body { padding: 12px; }
  .card-name { font-size: 13.5px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; padding: 34px 20px 26px; }
  .news-item { flex-wrap: wrap; gap: 6px; }
  .news-title { width: 100%; white-space: normal; }
}