/* =========================================================
   香隐堂 · 东方香事 —— 全站样式
   设计基调：宋式雅致（宣纸米白 / 墨黑 / 朱砂点睛）
   ========================================================= */

:root {
  --paper: #f4efe4;
  --paper-alt: #ebe4d5;
  --card: #fdfbf6;
  --card-2: #fdfbf4;
  --ink: #211d18;
  --ink-2: #6b6155;
  --ink-3: #8c8272;
  --vermilion: #a83a2b;
  --vermilion-soft: #c25a47;
  --line: #ded6c6;
  --line-strong: #c9bfa9;
  --dark: #211d18;
  --dark-2: #2b2620;
  --dark-text: #efe7d8;
  --dark-text-2: #a99f8d;

  --serif: "Noto Serif SC", "Songti SC", "STSong", "Source Han Serif SC", "SimSun", Georgia, serif;
  --sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;

  --r-sm: 2px;
  --r-md: 3px;
  --shadow: 0 1px 2px rgba(33, 29, 24, .04), 0 8px 24px rgba(33, 29, 24, .05);
  --maxw: 1200px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--vermilion); }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.35; letter-spacing: .02em; }
p { margin: 0; }
button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }
hr { border: 0; border-top: 1px solid var(--line); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: 860px; margin: 0 auto; padding: 0 32px; }

.eyebrow {
  font-family: var(--sans); font-size: 11px; letter-spacing: .28em;
  text-transform: uppercase; color: var(--ink-3);
}
.lead { color: var(--ink-2); font-size: 16.5px; }
.muted { color: var(--ink-3); }
.sans { font-family: var(--sans); }
.center { text-align: center; }

/* ------------------------------ 页头 ------------------------------ */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(244, 239, 228, .92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.seal {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border: 2px solid var(--vermilion);
  color: var(--ink); font-size: 18px; font-weight: 600; line-height: 1;
  background: transparent; flex: none;
}
.brand-logo { height: 40px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-size: 19px; font-weight: 600; letter-spacing: .12em; }
.brand-en { font-family: var(--sans); font-size: 9.5px; letter-spacing: .26em; color: var(--ink-3); }

.site-nav { display: flex; align-items: center; gap: 34px; font-size: 15px; }
.site-nav a { position: relative; padding: 4px 0; }
.site-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 0;
  background: var(--vermilion); transition: width .25s ease;
}
.site-nav a:hover::after, .site-nav a[data-active="true"]::after { width: 100%; }
.site-nav a[data-active="true"] { color: var(--vermilion); }

.header-actions { display: flex; align-items: center; gap: 14px; }

/* ------------------------------ 按钮 ------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--sans); font-size: 13.5px; letter-spacing: .1em;
  padding: 13px 26px; border: 1px solid var(--ink); background: transparent;
  color: var(--ink); cursor: pointer; border-radius: var(--r-sm);
  transition: background .2s, color .2s, border-color .2s; white-space: nowrap;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn-primary { background: var(--vermilion); border-color: var(--vermilion); color: #fff; }
.btn-primary:hover { background: #8f2f22; border-color: #8f2f22; color: #fff; }
.btn-ghost { border-color: var(--line-strong); color: var(--ink-2); }
.btn-ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.btn-dark { background: var(--dark); border-color: var(--dark); color: var(--dark-text); }
.btn-dark:hover { background: transparent; color: var(--dark-text); }
.btn-sm { padding: 8px 16px; font-size: 12.5px; }
.btn-lg { padding: 16px 34px; font-size: 14.5px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .45; pointer-events: none; }

/* ------------------------------ 分区 ------------------------------ */
.section { padding: 88px 0; border-top: 1px solid var(--line); }
.section:first-of-type { border-top: 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 44px; }
.section-head h2 { font-size: 30px; letter-spacing: .06em; }
.section-head .sub { color: var(--ink-3); font-size: 14px; margin-top: 8px; }
.section-dark { background: var(--dark); color: var(--dark-text); border-top: 0; }
.section-dark .section-head h2 { color: var(--dark-text); }
.section-dark .sub { color: var(--dark-text-2); }
.section-alt { background: var(--paper-alt); }

/* ------------------------------ 首屏 ------------------------------ */
.hero { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; min-height: 640px; }
.hero-copy { display: flex; flex-direction: column; justify-content: center; padding: 96px 0 96px 0; padding-right: 56px; max-width: 620px; }
.hero h1 { font-size: 54px; line-height: 1.22; letter-spacing: .04em; margin: 22px 0 22px; }
.hero .lead { max-width: 480px; }
.hero-cta { display: flex; gap: 14px; margin-top: 40px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 56px; flex-wrap: wrap; }
.hero-stat b { display: block; font-size: 25px; font-weight: 600; letter-spacing: .02em; }
.hero-stat span { font-family: var(--sans); font-size: 12px; color: var(--ink-3); letter-spacing: .08em; }
.hero-media { position: relative; overflow: hidden; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--paper) 0%, rgba(244, 239, 228, 0) 24%);
}

/* ------------------------------ 卡片 ------------------------------ */
.grid { display: grid; gap: 26px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--r-sm); overflow: hidden;
  display: flex; flex-direction: column; transition: border-color .25s, transform .25s, box-shadow .25s;
}
.card:hover { border-color: var(--line-strong); box-shadow: var(--shadow); transform: translateY(-2px); }
.card-media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--paper-alt); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.card:hover .card-media img { transform: scale(1.035); }
.card-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body h3 { font-size: 17.5px; letter-spacing: .02em; }
.card-desc { color: var(--ink-2); font-size: 14px; line-height: 1.75; }
.card-foot { display: flex; align-items: baseline; justify-content: space-between; margin-top: auto; padding-top: 14px; }
.price { color: var(--vermilion); font-size: 18px; font-weight: 600; }
.price small { font-size: 12px; color: var(--ink-3); font-weight: 400; }
.price-was { color: var(--ink-3); font-size: 13px; text-decoration: line-through; margin-left: 8px; }

.tag {
  display: inline-block; font-family: var(--sans); font-size: 11px; letter-spacing: .12em;
  color: var(--vermilion); border: 1px solid var(--vermilion); padding: 2px 9px;
}
.tag-muted { color: var(--ink-3); border-color: var(--line-strong); }
.badge-floating {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  background: var(--vermilion); color: #fff; font-family: var(--sans);
  font-size: 11px; letter-spacing: .12em; padding: 4px 11px;
}

/* 分类卡 */
.cat-card { position: relative; display: block; overflow: hidden; border: 1px solid var(--line); background: var(--card); }
.cat-card .cat-media { aspect-ratio: 3 / 4; overflow: hidden; }
.cat-card .cat-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.cat-card:hover .cat-media img { transform: scale(1.05); }
.cat-card .cat-body { padding: 18px 20px 22px; }
.cat-card h3 { font-size: 19px; letter-spacing: .1em; }
.cat-card .cat-index { font-family: var(--sans); font-size: 11px; color: var(--ink-3); letter-spacing: .2em; }
.cat-card p { color: var(--ink-2); font-size: 13.5px; margin-top: 8px; }

/* ------------------------------ 深色区块 --------------------------- */
.dark-form { background: var(--dark-2); border: 1px solid #3a342c; padding: 30px 30px 34px; }
.dark-form h3 { color: var(--dark-text); font-size: 19px; letter-spacing: .08em; }
.dark-form .field label { color: var(--dark-text-2); }
.dark-form input, .dark-form select, .dark-form textarea {
  background: #1a1713; border: 1px solid #3a342c; color: var(--dark-text);
}
.dark-form input::placeholder, .dark-form textarea::placeholder { color: #6d6455; }
.dark-form input:focus, .dark-form select:focus, .dark-form textarea:focus { border-color: var(--vermilion); outline: none; }
.bullet-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.bullet-list li { position: relative; padding-left: 20px; color: var(--dark-text-2); font-size: 14.5px; }
.bullet-list li::before {
  content: ""; position: absolute; left: 0; top: 11px; width: 6px; height: 6px;
  border: 1px solid var(--vermilion); transform: rotate(45deg);
}

/* ------------------------------ 表单 ------------------------------ */
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.field label { font-family: var(--sans); font-size: 12.5px; letter-spacing: .08em; color: var(--ink-2); }
.field .hint { font-family: var(--sans); font-size: 11.5px; color: var(--ink-3); }
input[type="text"], input[type="number"], input[type="tel"], input[type="password"],
input[type="date"], input[type="search"], select, textarea {
  background: var(--card); border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  padding: 11px 13px; font-size: 14.5px; width: 100%; font-family: var(--sans);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--vermilion); }
textarea { resize: vertical; min-height: 92px; line-height: 1.7; }
input[type="file"] { font-family: var(--sans); font-size: 12.5px; color: var(--ink-2); }
input[type="file"]::file-selector-button {
  font-family: var(--sans); font-size: 12.5px; margin-right: 10px; cursor: pointer;
  padding: 7px 13px; border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  background: var(--card); color: var(--ink); 
}
input[type="file"]::file-selector-button:hover { border-color: var(--vermilion); color: var(--vermilion); }
input[readonly] { background: var(--paper-alt); color: var(--ink-2); }
details summary { list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::before { content: "▸ "; }
details[open] summary::before { content: "▾ "; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-family: var(--sans); font-size: 12px; color: var(--ink-3); }

/* ------------------------------ 香史时间轴 ------------------------- */
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border-top: 1px solid var(--line-strong); }
.timeline-item { padding: 26px 22px 8px; border-right: 1px solid var(--line); }
.timeline-item:last-child { border-right: 0; }
.timeline-item .dynasty { font-size: 15px; letter-spacing: .2em; color: var(--vermilion); }
.timeline-item h3 { font-size: 16px; margin: 10px 0 10px; }
.timeline-item p { color: var(--ink-2); font-size: 13.5px; }

/* ------------------------------ FAQ ------------------------------- */
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 22px 0;
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  font-size: 16.5px; font-weight: 600;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "＋"; font-family: var(--sans); color: var(--vermilion); flex: none; }
.faq-item[open] summary::after { content: "－"; }
.faq-item .answer { padding: 0 0 24px; color: var(--ink-2); max-width: 820px; font-size: 15px; }
.section-dark .faq-list, .section-dark .faq-item { border-color: #3a342c; }
.section-dark .faq-item .answer { color: var(--dark-text-2); }
.section-dark .faq-item summary { color: var(--dark-text); }

/* ------------------------------ AI 引用块 -------------------------- */
.ai-summary {
  border: 1px solid var(--line-strong); background: var(--card-2);
  padding: 20px 24px; display: flex; gap: 16px; align-items: flex-start;
}
.ai-summary .ai-mark {
  font-family: var(--sans); font-size: 10.5px; letter-spacing: .18em;
  color: var(--paper); background: var(--ink); padding: 3px 8px; flex: none; margin-top: 3px;
}
.ai-summary p { font-size: 14.5px; color: var(--ink-2); }

/* 参数表（AI 直接取数的结构化块） */
.spec-table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line-strong); }
.spec-table th, .spec-table td { text-align: left; padding: 12px 18px; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.spec-table th {
  width: 138px; font-family: var(--sans); font-weight: 500; font-size: 13px;
  color: var(--ink-2); background: var(--paper-alt); white-space: nowrap;
}
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }

/* ------------------------------ 页脚 ------------------------------ */
.site-footer { background: var(--dark); color: var(--dark-text-2); padding: 68px 0 40px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.site-footer h4 { font-size: 14px; letter-spacing: .14em; color: var(--dark-text); margin-bottom: 16px; font-family: var(--sans); font-weight: 500; }
.site-footer a { color: var(--dark-text-2); }
.site-footer a:hover { color: var(--dark-text); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-bottom {
  margin-top: 52px; padding-top: 24px; border-top: 1px solid #3a342c;
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-family: var(--sans); font-size: 12px; color: #7d7362;
}
.footer-ai { font-family: var(--sans); font-size: 12px; color: #7d7362; }

/* ------------------------------ 面包屑 ---------------------------- */
.breadcrumb {
  font-family: var(--sans); font-size: 12.5px; color: var(--ink-3);
  display: flex; gap: 8px; align-items: center; padding: 22px 0;
}
.breadcrumb a:hover { color: var(--vermilion); }

/* 页面标题区 */
.page-head { padding: 20px 0 44px; }
.page-head h1 { font-size: 40px; letter-spacing: .05em; }
.page-head .lead { margin-top: 16px; max-width: 720px; }

/* ------------------------------ 商城 ------------------------------ */
.shop-layout { display: grid; grid-template-columns: 236px 1fr; gap: 44px; align-items: start; }
.filter-group { padding: 20px 0; border-bottom: 1px solid var(--line); }
.filter-group:first-child { border-top: 1px solid var(--line); }
.filter-group h4 { font-family: var(--sans); font-size: 12.5px; letter-spacing: .14em; color: var(--ink-2); margin-bottom: 14px; font-weight: 500; }
.filter-group ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.filter-group a { font-size: 14px; color: var(--ink-2); display: flex; justify-content: space-between; }
.filter-group a[data-active="true"] { color: var(--vermilion); }
.filter-group a .n { font-family: var(--sans); font-size: 12px; color: var(--ink-3); }
.shop-toolbar {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 20px; border-bottom: 1px solid var(--line); margin-bottom: 30px;
  font-family: var(--sans); font-size: 13px; color: var(--ink-3);
}
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 56px; }
.pagination a, .pagination span {
  font-family: var(--sans); font-size: 13px; padding: 9px 15px;
  border: 1px solid var(--line-strong); color: var(--ink-2);
}
.pagination a[data-active="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }

/* ------------------------------ 商品详情 -------------------------- */
.pdp { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; padding: 12px 0 20px; }
.pdp-gallery-main { aspect-ratio: 1 / 1; overflow: hidden; border: 1px solid var(--line); background: var(--card); }
.pdp-gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.pdp-thumbs { display: flex; gap: 12px; margin-top: 14px; }
.pdp-thumbs img { width: 72px; height: 72px; object-fit: cover; border: 1px solid var(--line-strong); cursor: pointer; }
.pdp h1 { font-size: 33px; letter-spacing: .04em; }
.pdp .subtitle { color: var(--ink-3); font-size: 15px; margin-top: 10px; }
.pdp-price { display: flex; align-items: baseline; gap: 12px; margin: 24px 0 6px; }
.pdp-price .price { font-size: 30px; }
.pdp-summary { color: var(--ink-2); margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  border: 1px solid var(--line-strong); background: var(--card); padding: 10px 18px;
  font-family: var(--sans); font-size: 13.5px; cursor: pointer; border-radius: var(--r-sm);
}
.chip[data-active="true"] { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.chip small { display: block; font-size: 11px; opacity: .7; margin-top: 2px; }
.qty { display: inline-flex; border: 1px solid var(--line-strong); background: var(--card); }
.qty button { width: 40px; height: 44px; background: none; border: 0; cursor: pointer; font-size: 17px; color: var(--ink-2); }
.qty input { width: 58px; text-align: center; border: 0; border-left: 1px solid var(--line); border-right: 1px solid var(--line); padding: 0; height: 44px; }
.pdp-actions { display: flex; gap: 14px; align-items: center; margin-top: 26px; flex-wrap: wrap; }
.assurance { display: flex; flex-direction: column; gap: 10px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); font-family: var(--sans); font-size: 13px; color: var(--ink-3); }
.assurance span::before { content: "· "; color: var(--vermilion); }

.prose { max-width: 760px; }
.prose h2 { font-size: 24px; margin: 40px 0 14px; }
.prose h3 { font-size: 18px; margin: 28px 0 10px; }
.prose p { color: var(--ink-2); margin: 14px 0; }
.prose ul, .prose ol { color: var(--ink-2); margin: 14px 0 14px 22px; }
.prose li { margin: 7px 0; }
.prose blockquote {
  border-left: 3px solid var(--vermilion); background: var(--card);
  padding: 14px 22px; margin: 20px 0; color: var(--ink-2);
}
.prose code { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 13px; background: var(--paper-alt); padding: 2px 6px; color: var(--vermilion); }
.prose .md-table { overflow-x: auto; margin: 20px 0; }
.prose table { border-collapse: collapse; width: 100%; background: var(--card); border: 1px solid var(--line-strong); font-size: 14px; }
.prose th, .prose td { padding: 11px 16px; border-bottom: 1px solid var(--line); text-align: left; }
.prose th { background: var(--paper-alt); font-family: var(--sans); font-size: 13px; color: var(--ink); font-weight: 500; }
.prose td { color: var(--ink-2); }

/* ------------------------------ 香席卡 ---------------------------- */
.session-card { background: var(--card); border: 1px solid var(--line); padding: 30px 28px 32px; display: flex; flex-direction: column; }
.session-card[data-featured="true"] { border-color: var(--vermilion); }
.session-card h3 { font-size: 21px; letter-spacing: .06em; }
.session-card .price { font-size: 24px; margin-top: 16px; }
.session-card ul { list-style: none; margin: 20px 0 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.session-card li { color: var(--ink-2); font-size: 14px; padding-left: 18px; position: relative; }
.session-card li::before { content: "·"; position: absolute; left: 4px; color: var(--vermilion); font-weight: 700; }

/* 预约流程条 */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.step { padding: 28px 26px; border-right: 1px solid var(--line); }
.step:last-child { border-right: 0; }
.step .idx { font-family: var(--sans); font-size: 11px; letter-spacing: .2em; color: var(--vermilion); }
.step h3 { font-size: 17px; margin: 10px 0 8px; }
.step p { color: var(--ink-2); font-size: 14px; }

/* ------------------------------ 后台 ------------------------------ */
.admin { display: grid; grid-template-columns: 226px 1fr; min-height: 100vh; background: var(--paper-alt); }
.admin-side { position: sticky; top: 0; height: 100vh; background: var(--dark); color: var(--dark-text-2); padding: 22px 0 16px; display: flex; flex-direction: column; min-height: 0; }
.admin-side .admin-brand { padding: 0 22px 16px; border-bottom: 1px solid #3a342c; flex: none; }
.admin-side .admin-brand b { color: var(--dark-text); font-size: 16px; letter-spacing: .1em; }
.admin-side .admin-brand div { font-family: var(--sans); font-size: 11px; letter-spacing: .16em; color: #7d7362; margin-top: 4px; }
.admin-side nav { padding: 10px 0; display: flex; flex-direction: column; flex: 1 1 auto; min-height: 0; overflow-y: auto; scrollbar-width: thin; scrollbar-color: #4a4335 transparent; }
.admin-side nav a {
  padding: 8px 22px; font-family: var(--sans); font-size: 13.5px; color: var(--dark-text-2);
  border-left: 2px solid transparent; flex: none;
}
.admin-side nav a:hover { color: var(--dark-text); background: rgba(255, 255, 255, .03); }
.admin-side nav a[data-active="true"] { color: var(--dark-text); background: rgba(168, 58, 43, .16); border-left-color: var(--vermilion); }
.admin-side .admin-foot { margin-top: auto; padding: 14px 22px 0; border-top: 1px solid #3a342c; font-family: var(--sans); font-size: 12px; flex: none; }

.admin-main { padding: 34px 40px 48px; min-width: 0; }
.admin-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 26px; flex-wrap: wrap; }
.admin-head h1 { font-size: 25px; letter-spacing: .04em; }
.admin-head .desc { color: var(--ink-3); font-size: 13.5px; margin-top: 6px; font-family: var(--sans); }
.panel { background: var(--card); border: 1px solid var(--line); padding: 26px 28px; margin-bottom: 24px; }
.panel > h2 { font-size: 18px; margin-bottom: 6px; }
.panel .panel-desc { color: var(--ink-3); font-size: 13px; font-family: var(--sans); margin-bottom: 20px; }
.panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
.panel-grid .span-2 { grid-column: span 2; }

table.data { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); font-size: 14px; }
table.data th, table.data td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.data th { font-family: var(--sans); font-size: 12px; letter-spacing: .08em; color: var(--ink-2); background: var(--paper-alt); font-weight: 500; }
table.data tr:last-child td { border-bottom: 0; }
table.data img.thumb { width: 46px; height: 46px; object-fit: cover; border: 1px solid var(--line); }
.row-actions { display: flex; gap: 8px; align-items: center; }
.inline-form { display: inline; }
.pill { font-family: var(--sans); font-size: 11.5px; padding: 3px 9px; border: 1px solid var(--line-strong); color: var(--ink-3); }
.pill-on { color: #2f6b46; border-color: #2f6b46; }
.pill-off { color: var(--ink-3); }
.pill-warn { color: var(--vermilion); border-color: var(--vermilion); }

.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 26px; }
.stat { background: var(--card); border: 1px solid var(--line); padding: 20px 22px; }
.stat b { display: block; font-size: 27px; font-weight: 600; }
.stat span { font-family: var(--sans); font-size: 12px; color: var(--ink-3); letter-spacing: .08em; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--paper); padding: 32px; }
.login-card { width: 100%; max-width: 400px; background: var(--card); border: 1px solid var(--line-strong); padding: 40px 36px 36px; }
.login-card h1 { font-size: 23px; letter-spacing: .06em; margin-bottom: 8px; }
.login-card .desc { color: var(--ink-3); font-size: 13px; font-family: var(--sans); margin-bottom: 26px; }
.alert { padding: 12px 16px; font-family: var(--sans); font-size: 13px; border: 1px solid; margin-bottom: 18px; }
.alert-ok { border-color: #2f6b46; color: #2f6b46; background: rgba(47, 107, 70, .06); }
.alert-err { border-color: var(--vermilion); color: var(--vermilion); background: rgba(168, 58, 43, .06); }

.image-field { display: flex; gap: 12px; align-items: flex-start; }
.image-field .preview { width: 84px; height: 84px; object-fit: cover; border: 1px solid var(--line-strong); background: var(--paper-alt); flex: none; }
.image-field .no-preview { width: 84px; height: 84px; border: 1px dashed var(--line-strong); display: flex; align-items: center; justify-content: center; font-family: var(--sans); font-size: 11px; color: var(--ink-3); flex: none; }

/* ------------------------------ 布局工具 -------------------------- */
.split-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split-2-top { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: start; }
.checkout-layout { display: grid; grid-template-columns: 1fr 380px; gap: 32px; align-items: start; }

/* 微信扫码支付面板 */
.pay-qr-wrap { display: flex; gap: 30px; align-items: flex-start; flex-wrap: wrap; }
.pay-qr {
  flex: 0 0 auto;
  width: 236px;
  height: 236px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--line-strong);
}
.pay-qr svg { display: block; width: 100%; height: 100%; }
.pay-qr-side { flex: 1 1 240px; min-width: 210px; }
.pay-steps {
  margin: 0;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink-2);
}
@media (max-width: 720px) {
  .pay-qr-wrap { gap: 20px; }
  .pay-qr { width: 200px; height: 200px; }
}
@media (max-width: 960px) {
  .split-2, .split-2-top, .checkout-layout { grid-template-columns: 1fr; gap: 32px; }
}

/* ------------------------------ 响应式 ---------------------------- */
@media (max-width: 1080px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-copy { padding: 64px 0 40px; }
  .hero h1 { font-size: 42px; }
  .hero-media { height: 380px; }
  .hero-media::after { background: linear-gradient(180deg, var(--paper) 0%, rgba(244, 239, 228, 0) 22%); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .timeline-item { border-bottom: 1px solid var(--line); }
  .shop-layout { grid-template-columns: 1fr; gap: 24px; }
  .pdp { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .admin { grid-template-columns: 1fr; }
  .admin-side { position: static; height: auto; flex-direction: row; align-items: center; overflow-x: auto; overflow-y: hidden; padding: 12px; }
  .admin-side nav { flex-direction: row; padding: 0; overflow: visible; flex: none; }
  .admin-side nav a { padding: 8px 14px; white-space: nowrap; }
  .admin-side .admin-foot, .admin-side .admin-brand { display: none; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .panel-grid { grid-template-columns: 1fr; }
  .panel-grid .span-2 { grid-column: span 1; }
}
@media (max-width: 720px) {
  .container, .container-narrow { padding: 0 20px; }
  .section { padding: 60px 0; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: 0; border-bottom: 1px solid var(--line); }
  .hero h1 { font-size: 34px; }
  .page-head h1 { font-size: 30px; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .section-head h2 { font-size: 24px; }
  .site-nav { display: none; }
  .form-row { grid-template-columns: 1fr; }
}

/* ---------------------- 后台 · 订单与发货 -------------------------- */
.alert-warn { border-color: #a8823a; color: #8a6a25; background: rgba(168, 130, 58, .07); }

.tabs { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--line-strong); margin-bottom: 20px; }
.tabs a {
  display: inline-flex; align-items: center; gap: 7px; padding: 9px 15px;
  font-family: var(--sans); font-size: 13px; color: var(--ink-3);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tabs a:hover { color: var(--ink); }
.tabs a[data-active="true"] { color: var(--ink); border-bottom-color: var(--vermilion); }
.tabs a .n {
  font-size: 11px; padding: 1px 6px; color: var(--ink-3);
  background: var(--paper-alt); border: 1px solid var(--line);
}
.tabs a[data-active="true"] .n { color: var(--vermilion); border-color: var(--vermilion); background: rgba(168, 58, 43, .06); }

.orders-table td { vertical-align: top; }

.ship-form { display: flex; flex-direction: column; gap: 10px; }
.ship-fields { display: grid; gap: 9px; }
.ship-fields label { display: flex; flex-direction: column; gap: 4px; }
.ship-fields label > span { font-family: var(--sans); font-size: 11.5px; color: var(--ink-3); letter-spacing: .06em; }
.ship-fields input, .ship-fields select {
  width: 100%; padding: 7px 9px; font-family: var(--sans); font-size: 13px;
  color: var(--ink); background: var(--paper); border: 1px solid var(--line-strong);
}
.ship-fields input:focus, .ship-fields select:focus { outline: none; border-color: var(--vermilion); }
.ship-hint { font-family: var(--sans); font-size: 11.5px; color: var(--ink-3); margin: 0; }
.ship-hint-err { color: var(--vermilion); }

.ship-info, .ship-done { display: flex; flex-direction: column; gap: 9px; align-items: flex-start; }
.ship-done { margin-top: 18px; padding-top: 18px; border-top: 1px dashed var(--line-strong); width: 100%; }
.ship-no {
  width: 100%; font-family: var(--mono); font-size: 14px; letter-spacing: .06em; color: var(--ink);
  background: var(--paper-alt); border: 1px dashed var(--line-strong); padding: 7px 10px; word-break: break-all;
}
.ship-edit { margin-top: 4px; width: 100%; }
.ship-edit summary { font-family: var(--sans); font-size: 12px; color: var(--ink-3); cursor: pointer; }
.ship-edit summary:hover { color: var(--vermilion); }
.ship-edit > .ship-form { margin-top: 12px; }

.order-detail { display: grid; grid-template-columns: 1fr 336px; gap: 24px; align-items: start; }
.order-detail-side .panel:last-child { margin-bottom: 0; }
@media (max-width: 1180px) { .order-detail { grid-template-columns: 1fr; } }

/* 发货单打印：只留订单本身，去掉侧栏、筛选与操作按钮 */
@media print {
  .admin-side, .admin-head, .tabs, .alert, .row-actions, .ship-edit, .ship-form { display: none !important; }
  .admin { display: block; background: #fff; }
  .admin-main { padding: 0; }
  .order-detail { grid-template-columns: 1fr; gap: 0; }
  .panel { border: 0; padding: 0 0 20px; margin-bottom: 12px; }
  table.data { border: 1px solid #999; }
  .ship-no { border: 0; background: none; font-size: 17px; padding: 0; }
}