/* ============================================================
   SinoSource Hub 前台样式
   主色：深蓝 #1e3a8a  白色  强调橙 #f97316
   移动优先，兼顾平板与桌面
   ============================================================ */

:root {
  --navy: #1e3a8a;
  --navy-700: #1d4ed8;
  --navy-900: #172554;
  --navy-50: #eef2fb;
  --navy-100: #dbe4f5;
  --orange: #f97316;
  --orange-600: #ea6a0a;
  --orange-50: #fff5ec;
  --ink: #16233a;
  --ink-2: #3c4a63;
  --muted: #64748b;
  --line: #dfe6f0;
  --line-2: #eef2f8;
  --bg: #ffffff;
  --bg-alt: #f6f8fc;
  --ok: #15803d;
  --warn: #b45309;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 2px rgba(16, 35, 70, .06), 0 1px 3px rgba(16, 35, 70, .04);
  --shadow: 0 4px 14px rgba(16, 35, 70, .08);
  --shadow-lg: 0 14px 40px rgba(16, 35, 70, .12);
  --maxw: 1100px;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--font); color: var(--ink); background: var(--bg);
  line-height: 1.65; font-size: 16px; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--navy-700); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.28; color: var(--navy-900); margin: 0 0 .5em; font-weight: 700; }
h1 { font-size: clamp(1.6rem, 4.2vw, 2.5rem); }
h2 { font-size: clamp(1.3rem, 3vw, 1.85rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }
.wrap-narrow { max-width: 820px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: -9999px; top: 0; background: var(--navy); color: #fff;
  padding: 10px 16px; z-index: 999; border-radius: 0 0 8px 0;
}
.skip:focus { left: 0; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; border-radius: 4px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 10px; border: 1.5px solid transparent;
  font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
  transition: background .16s, color .16s, border-color .16s, transform .1s, box-shadow .16s;
  min-height: 46px; text-align: center; line-height: 1.25;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--navy-900); box-shadow: var(--shadow); }
.btn-accent { background: var(--orange); color: #fff; box-shadow: 0 2px 8px rgba(249,115,22,.28); }
.btn-accent:hover { background: var(--orange-600); box-shadow: 0 6px 18px rgba(249,115,22,.34); }
.btn-outline { background: #fff; color: var(--navy); border-color: var(--navy-100); }
.btn-outline:hover { border-color: var(--navy); background: var(--navy-50); }
.btn-ghost { background: transparent; color: var(--navy); border-color: rgba(30,58,138,.22); }
.btn-ghost:hover { background: rgba(255,255,255,.6); }
.btn-sm { padding: 9px 15px; font-size: .9rem; min-height: 40px; }
.btn-lg { padding: 15px 26px; font-size: 1.02rem; min-height: 52px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .55; cursor: progress; }

/* ---------- 头部 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60; background: rgba(255,255,255,.97);
  backdrop-filter: saturate(180%) blur(10px); border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; gap: 14px; min-height: 68px; padding-top: 8px; padding-bottom: 8px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 11px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-700) 100%);
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.02rem; letter-spacing: .5px;
}
.brand-logo { height: 42px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.brand-text strong { color: var(--navy-900); font-size: 1.1rem; letter-spacing: .2px; }
/* 品牌副标题：最多两行，避免长宣传语被截断成半句话 */
.brand-text small {
  color: var(--muted); font-size: .72rem; line-height: 1.3; max-width: 46vw;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}

.nav-desktop { display: none; gap: 2px; margin-left: auto; }
.nav-desktop a {
  padding: 9px 13px; border-radius: 8px; color: var(--ink-2); font-weight: 500;
  font-size: .94rem; text-decoration: none; white-space: nowrap;
}
.nav-desktop a:hover { background: var(--navy-50); color: var(--navy); text-decoration: none; }
.nav-desktop a.is-active { color: var(--navy); background: var(--navy-50); font-weight: 600; }

.header-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.header-cta { display: none; }

.nav-toggle {
  width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 10px;
  background: #fff; cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
}
.burger { display: block; width: 20px; }
.burger i { display: block; height: 2px; background: var(--navy); border-radius: 2px; margin: 4px 0; }

.lang-switch { position: relative; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 9px 11px; min-height: 44px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff; cursor: pointer;
  font: inherit; font-size: .9rem; font-weight: 600; color: var(--navy);
}
.lang-btn:hover { border-color: var(--navy-100); background: var(--navy-50); }
.lang-globe { font-size: .95rem; }
.caret { font-size: .7rem; opacity: .7; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 6px); min-width: 158px; list-style: none;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 6px; margin: 0; display: none; z-index: 70;
}
.lang-menu.is-open { display: block; }
.lang-menu a {
  display: block; padding: 10px 12px; border-radius: 8px; color: var(--ink); font-size: .94rem; text-decoration: none;
}
.lang-menu a:hover { background: var(--navy-50); text-decoration: none; }
.lang-menu a[data-active="true"] { background: var(--navy-50); color: var(--navy); font-weight: 600; }

.mobile-menu { border-top: 1px solid var(--line); background: #fff; padding: 10px 0 20px; }
.mobile-menu nav { display: flex; flex-direction: column; }
.mobile-menu nav a {
  padding: 14px 4px; border-bottom: 1px solid var(--line-2); color: var(--ink);
  font-weight: 500; text-decoration: none; font-size: 1.02rem;
}
.mobile-menu nav a.is-active { color: var(--navy); font-weight: 700; }
.mobile-lang { margin: 16px 0; }
.mobile-lang-title { font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin: 0 0 8px; }
.mobile-lang-row { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 9px 15px; border-radius: 999px; border: 1px solid var(--line); background: #fff;
  font: inherit; font-size: .9rem; cursor: pointer; color: var(--ink-2); min-height: 42px;
}
.chip.is-on { background: var(--navy); color: #fff; border-color: var(--navy); font-weight: 600; }

/* ============================================================
   首屏：左侧文案 / 右侧 4 张真实业务照片拼图
   移动端顺序：主标题 → 简介 → 两个按钮 → 6 项核心服务 → 考察提示 → 照片拼图
   ============================================================ */
.hero {
  background:
    radial-gradient(1100px 420px at 88% -8%, rgba(30,58,138,.10), transparent 62%),
    radial-gradient(760px 320px at 4% 4%, rgba(249,115,22,.08), transparent 60%),
    var(--bg);
  padding: 20px 0 26px;
  border-bottom: 1px solid var(--line-2);
}
.hero-inner { display: grid; gap: 20px; }
.hero-copy { display: flex; flex-direction: column; min-width: 0; }
.hero-copy > * { margin: 0; }
.eyebrow { color: var(--orange); font-weight: 700; font-size: .82rem; letter-spacing: .03em; }

/* 移动端排序（桌面端在下方 980px 断点内改回自然顺序） */
.hero-copy .eyebrow { order: 1; margin-bottom: 8px; }
.hero-copy .hero-title { order: 2; margin-bottom: 12px; }
.hero-copy .lead { order: 3; margin-bottom: 18px; }
.hero-copy .hero-cta { order: 4; margin: 0 0 22px; }
.hero-copy .hero-chips { order: 5; margin: 0 0 18px; }
.hero-copy .hero-visit { order: 6; }

.hero-title { letter-spacing: -.01em; }
.hero-title-a { display: block; }
.hero-title-b { display: block; font-size: .64em; line-height: 1.4; color: var(--navy); margin-top: .34em; }
.hero-title-a, .hero-title-b { text-wrap: balance; }
.hero-title .hl { color: var(--orange); }
.hero .lead { font-size: 1rem; color: var(--ink-2); max-width: 56ch; }

/* 【计划亲自来中国看工厂？】独立小区域 */
.hero-visit {
  background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--orange);
  border-radius: var(--radius); padding: 13px 15px; box-shadow: var(--shadow-sm);
}
.hero-visit-t { display: flex; align-items: baseline; gap: 7px; font-weight: 700; color: var(--navy-900); font-size: .95rem; margin: 0 0 5px; }
.hv-ic { color: var(--orange); font-size: .78rem; }
.hero-visit-b { font-size: .84rem; color: var(--ink-2); line-height: 1.6; margin: 0; }

/* 6 个核心服务标签（紧凑排列） */
.hero-chips { list-style: none; display: flex; flex-wrap: wrap; gap: 7px; padding: 0; }
.hero-chips li {
  display: inline-flex; align-items: center; gap: 6px; background: #fff;
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px 5px 10px;
  font-size: .8rem; color: var(--ink-2); line-height: 1.35;
}
.hc-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--navy); flex-shrink: 0; }

.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; }

/* 首屏照片拼图：整行主图 + 三张方图，圆角统一、间距 10px */
.hero-media { min-width: 0; }
.hero-mosaic { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.hero-mosaic figure {
  margin: 0; border-radius: var(--radius); overflow: hidden;
  background: var(--bg-alt); border: 1px solid var(--line-2); box-shadow: var(--shadow-sm);
}
.hero-mosaic img { width: 100%; height: auto; object-fit: cover; display: block; }
.hm-main { grid-column: 1 / -1; }
.hm-main img { aspect-ratio: 1.72; }
.hm-tile img { aspect-ratio: 1 / 1; }
.hero-photo-note { font-size: .74rem; color: var(--muted); margin: 8px 2px 0; line-height: 1.5; }

/* ---------- 区块 ---------- */
.sec { padding: 40px 0; }
.sec-alt { background: var(--bg-alt); }
.sec-tight { padding-top: 22px; }
.sec-head { margin-bottom: 22px; }
.sec-head h2 { margin-bottom: 6px; }
.sec-head p { color: var(--muted); max-width: 66ch; margin: 0; }
.sec-foot { margin-top: 24px; }

.page-head { background: var(--bg-alt); border-bottom: 1px solid var(--line-2); padding: 24px 0 26px; }
.page-head-tight { padding: 14px 0 6px; background: transparent; border: 0; }
.page-head h1 { margin-bottom: 8px; }
.page-head .lead { color: var(--ink-2); max-width: 66ch; margin: 0; }

.breadcrumb { display: flex; flex-wrap: wrap; gap: 7px; font-size: .85rem; color: var(--muted); margin-bottom: 10px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb span[aria-hidden] { opacity: .5; }

/* ---------- 分类卡片 ---------- */
.cat-grid { display: grid; gap: 12px; grid-template-columns: 1fr; }
.cat-card {
  display: flex; align-items: center; gap: 14px; padding: 16px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  text-decoration: none; transition: border-color .16s, box-shadow .16s, transform .12s;
}
.cat-card:hover { border-color: var(--navy-100); box-shadow: var(--shadow); transform: translateY(-2px); text-decoration: none; }
.cat-card-art {
  width: 112px; height: 84px; flex-shrink: 0; border-radius: var(--radius-sm);
  overflow: hidden; background: var(--bg-alt); position: relative;
  border: 1px solid var(--line-2);
}
.cat-card-art img {
  width: 100%; height: 100%; object-fit: cover; object-position: center; display: block;
}
.cat-card-art.is-fallback { padding: 8px; display: flex; align-items: center; justify-content: center; }
.cat-card-art.is-fallback svg { width: 100%; height: 100%; display: block; }
.cat-card-body { display: flex; flex-direction: column; justify-content: center; min-width: 0; flex: 1; padding: 2px 0; }
.cat-card-body strong { color: var(--navy-900); font-size: .98rem; line-height: 1.32; }
.cat-card-body small { color: var(--muted); font-size: .84rem; line-height: 1.45; margin-top: 3px; }
.cat-card-arrow { color: var(--navy); font-weight: 700; flex-shrink: 0; align-self: center; }

/* ---------- 产品网格 ---------- */
.prod-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
.prod-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
  transition: border-color .16s, box-shadow .16s, transform .12s;
}
.prod-card:hover { border-color: var(--navy-100); box-shadow: var(--shadow); transform: translateY(-2px); }
.prod-card-link { display: flex; flex-direction: column; flex: 1; text-decoration: none; }
.prod-card-link:hover { text-decoration: none; }
.prod-thumb { position: relative; aspect-ratio: 4 / 3; background: var(--bg-alt); overflow: hidden; }
.prod-thumb img { width: 100%; height: 100%; object-fit: cover; }
.prod-noimg { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--navy-100); font-weight: 800; font-size: 2rem; }
.tag-demo {
  position: absolute; left: 10px; top: 10px; background: rgba(30,58,138,.92); color: #fff;
  font-size: .72rem; padding: 4px 9px; border-radius: 999px; font-weight: 600; letter-spacing: .02em;
}
.tag-demo-lg { font-size: .8rem; padding: 6px 12px; }
.prod-body { padding: 14px 16px 6px; flex: 1; display: flex; flex-direction: column; }
.prod-cat { font-size: .78rem; color: var(--orange); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 6px; }
.prod-body h3 { font-size: 1.02rem; margin-bottom: 6px; }
.prod-sum { font-size: .89rem; color: var(--muted); margin: 0 0 12px; flex: 1; }
.prod-meta { display: flex; flex-direction: column; gap: 4px; padding-top: 10px; border-top: 1px dashed var(--line); }
.prod-price { font-size: .84rem; color: var(--navy); font-weight: 600; }
.prod-code { font-size: .78rem; color: var(--muted); font-family: ui-monospace, "SF Mono", Consolas, monospace; }
.prod-actions { display: flex; gap: 8px; padding: 12px 16px 16px; }
.prod-actions .btn { flex: 1; }

/* ============================================================
   采购品类区块：每个品类一个独立区域
   品类名称 / 简短介绍 / 4 张代表产品图 / 查看全部
   图片统一 4:3、object-fit: cover，桌面一行 4 张，平板与手机一行 2 张
   ============================================================ */
.cat-blocks { display: flex; flex-direction: column; gap: 40px; }

.cat-block {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 22px 22px 24px; box-shadow: var(--shadow-sm);
}
.cat-block-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; margin-bottom: 18px;
  padding-bottom: 16px; border-bottom: 1px solid var(--line-2);
}
.cat-block-copy { min-width: 0; flex: 1 1 260px; }
.cat-block-title {
  font-size: 1.24rem; line-height: 1.3; margin: 0 0 6px; color: var(--navy-900);
}
.cat-block-desc { color: var(--muted); font-size: .92rem; line-height: 1.6; margin: 0; max-width: 72ch; }
.cat-block-more { flex-shrink: 0; white-space: nowrap; }
.cat-block-more span { transition: transform .16s; }
.cat-block-more:hover span { transform: translateX(3px); }

/* 采购范围总览页：大品类名称 ｜ 具体范围说明 —— 同一行显示，压缩标题区高度
 * 用内联文本流（而非 flex 换行）：说明紧接标题右侧，一行放不下时自然续行，
 * 不会出现「说明整体掉到第二行、竖线留在行首」的突兀效果 */
.cat-block-inline .cat-block-copy { display: block; min-width: 0; }
.cat-block.cat-block-inline .cat-block-title {
  display: inline; margin: 0; font-weight: 800;
}
.cat-block-inline .cat-block-desc { display: inline; margin: 0; max-width: none; }
/* 简洁的竖线分隔，随文字自然换行 */
.cat-block-inline .cat-block-desc::before {
  content: ''; display: inline-block; vertical-align: middle;
  width: 1px; height: .9em; border-radius: 1px;
  background: var(--navy-100); margin: 0 11px 0 12px;
}

/* 4 张代表产品：默认（手机）2 列，图片高 120px */
.item-grid {
  display: grid; gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  --item-img-h: 120px;
}

.item-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-sm); min-width: 0;
  transition: border-color .16s, box-shadow .16s, transform .12s;
}
.item-card:hover { border-color: var(--navy-100); box-shadow: var(--shadow-lg); transform: translateY(-3px); }

.item-link { display: block; text-decoration: none; color: inherit; }
.item-link:hover, .item-link:focus { text-decoration: none; color: inherit; }

/* 图片区：统一 4:3 比例（set width+height 属性亦为 4:3），
   所有卡片/所有断点下比例一致，图片不会被原图撑大或拉伸 */
.item-figure {
  position: relative; width: 100%;
  aspect-ratio: 4 / 3;
  background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 100%);
  overflow: hidden;
}
.item-figure img {
  width: 100%; height: 100%; display: block;
  object-fit: cover; object-position: center;
  transition: transform .3s ease;
}
.item-card:hover .item-figure img { transform: scale(1.04); }

/* 图片缺失 / 加载失败：显示「图片待补充」占位，不留破图 */
.item-figure.is-missing, .item-figure:has(.item-ph) {
  display: flex; align-items: center; justify-content: center;
}
.item-ph {
  display: flex; align-items: center; justify-content: center;
  width: 100%; height: 100%; padding: 12px; text-align: center;
  color: var(--muted); font-size: .82rem; line-height: 1.5;
  background: repeating-linear-gradient(45deg, #f6f8fc 0 10px, #eef2f8 10px 20px);
}
.item-name {
  font-size: .96rem; line-height: 1.45; margin: 0;
  padding: 12px 14px 14px; color: var(--navy-900); font-weight: 600;
}

/* ---------- 代表产品介绍页 ---------- */
.item-detail {
  display: grid; gap: 26px; grid-template-columns: 1fr;
  align-items: start; margin-bottom: 34px;
}
.item-detail-figure {
  position: relative; width: 100%; aspect-ratio: 4 / 3;
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; background: var(--bg-alt);
}
.item-detail-figure img { width: 100%; height: 100%; object-fit: cover; display: block; }
.item-detail-figure.is-missing { display: flex; align-items: center; justify-content: center; }
.item-detail-cat {
  display: inline-block; margin: 0 0 8px; padding: 4px 10px;
  background: var(--navy-50); color: var(--navy); border-radius: 999px;
  font-size: .8rem; font-weight: 600;
}
.item-detail-copy h1 { font-size: 1.7rem; line-height: 1.25; margin: 0 0 10px; color: var(--navy-900); }
.item-detail-lead { color: var(--ink-2); font-size: 1rem; line-height: 1.7; margin: 0 0 20px; max-width: 60ch; }
.item-detail-cta { display: flex; flex-wrap: wrap; gap: 10px; }

.item-specs { display: grid; gap: 18px; grid-template-columns: 1fr; }
.item-spec-block {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow-sm);
}
.item-spec-block h2 { font-size: 1.02rem; margin: 0 0 8px; color: var(--navy-900); }
.item-spec-block p { color: var(--ink-2); line-height: 1.7; margin: 0; }
.item-spec-note { margin-top: 10px !important; font-size: .84rem; color: var(--muted) !important; }

/* ---------- 详情页实拍图集（点击看大图） ---------- */
.item-detail-zoom {
  display: block; width: 100%; height: 100%; padding: 0; border: 0;
  background: none; cursor: zoom-in; line-height: 0;
}
.item-detail-zoom img { width: 100%; height: 100%; object-fit: cover; display: block; }
.item-detail-zoom:focus-visible { outline: 3px solid var(--orange); outline-offset: -3px; }

.item-gallery { margin: 0 0 34px; }
.item-gallery-title { font-size: 1.06rem; margin: 0 0 12px; color: var(--navy-900); }
.item-gallery-grid {
  display: grid; gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.item-gallery-cell {
  position: relative; padding: 0; border: 1px solid var(--line);
  border-radius: var(--radius-sm); overflow: hidden; background: var(--bg-alt);
  cursor: zoom-in; aspect-ratio: 4 / 3; line-height: 0;
  transition: border-color .16s, box-shadow .16s, transform .12s;
}
.item-gallery-cell:hover { border-color: var(--navy-100); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.item-gallery-cell:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
.item-gallery-cell img { width: 100%; height: 100%; object-fit: cover; display: block; }
.item-gallery-hint { margin: 10px 0 0; font-size: .8rem; color: var(--muted); }
/* 仅一张图集时不要拉满整行，保持与卡片一致的视觉尺度 */
.item-gallery-grid-single { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 640px) { .item-gallery-grid-single { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 980px) { .item-gallery-grid-single { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

/* 采购范围页顶部的实拍说明：浅色小字，保持与页面一致的克制风格 */
.range-photo-note {
  margin: 0 0 14px; padding: 9px 13px;
  background: var(--orange-50); border: 1px solid #ffe2c9;
  border-left: 3px solid var(--orange); border-radius: var(--radius-sm);
  color: var(--ink-2); font-size: .86rem; line-height: 1.6;
}

@media (min-width: 640px) {
  .item-gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
}
@media (min-width: 980px) {
  .item-gallery-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ---------- 品类页内的采购案例说明 ---------- */
.case-head { margin: 40px 0 16px; }
.case-head h2 { font-size: 1.12rem; margin: 0 0 6px; color: var(--navy-900); }
.case-head p { color: var(--muted); font-size: .9rem; line-height: 1.6; margin: 0; max-width: 78ch; }

/* ---------- 品类示例说明 ---------- */
.examples-note {
  background: var(--navy-50); border: 1px solid var(--navy-100);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius-sm); padding: 12px 14px; margin: 0 0 16px;
  font-size: .88rem; color: var(--ink-2); line-height: 1.55;
}
.examples-note strong { display: block; color: var(--navy); margin-bottom: 3px; }

/* ---------- 其他采购需求 ---------- */
.other-need {
  display: grid; gap: 18px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 26px 22px;
}
.other-need-main h2 { margin-bottom: 8px; }
.other-need-main p { color: var(--ink-2); margin: 0; max-width: 74ch; line-height: 1.7; }
.other-need-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.other-need-actions .btn { flex: 1 1 auto; justify-content: center; }
.file-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 5px; background: var(--navy);
  color: #fff; font-size: .64rem; font-weight: 800; letter-spacing: .02em; flex-shrink: 0;
}

/* ---------- 区块标题（横向） ---------- */
.sec-head-inline { margin: 4px 0 18px; }

/* ---------- 首页公司介绍（关于 SinoSource Hub，左文右图） ---------- */
.about-home-body { display: grid; gap: 12px; }
.about-home-body p {
  margin: 0; color: var(--ink-2); font-size: .96rem; line-height: 1.78;
}
.about-home-body p:first-child { color: var(--ink); }
.about-home-note {
  background: var(--navy-50); border: 1px solid var(--navy-100);
  border-left: 4px solid var(--orange); border-radius: var(--radius-sm);
  padding: 12px 14px; font-weight: 600; color: var(--navy-900) !important;
}
@media (min-width: 640px) {
  .about-home-body { gap: 14px; }
  .about-home-body p { font-size: 1rem; line-height: 1.8; }
}

/* ---------- 首页 6 步摘要（01–06） ---------- */
.mini-steps { list-style: none; display: grid; gap: 12px; grid-template-columns: 1fr; padding: 0; }
.mini-step {
  display: flex; gap: 14px; align-items: flex-start; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 16px 15px;
  box-shadow: var(--shadow-sm); transition: border-color .16s, box-shadow .16s, transform .12s;
}
.mini-step:hover { border-color: var(--navy-100); box-shadow: var(--shadow); transform: translateY(-2px); }
.ms-no {
  flex-shrink: 0; font-weight: 800; font-size: .95rem; color: var(--navy); background: var(--navy-50);
  border-radius: 9px; width: 38px; height: 32px; letter-spacing: .02em;
  display: inline-flex; align-items: center; justify-content: center;
}
.ms-body { min-width: 0; }
.ms-body h3 { font-size: .98rem; margin-bottom: 5px; }
.ms-body p { font-size: .88rem; color: var(--ink-2); margin: 0; line-height: 1.6; }
.sec-foot-center { text-align: center; }

/* ---------- 采购品类补充说明 ---------- */
.cats-note {
  margin-top: 18px; display: grid; gap: 14px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow-sm);
}
.cn-t { font-weight: 700; color: var(--navy-900); margin: 0 0 4px; font-size: .98rem; }
.cn-b { color: var(--ink-2); font-size: .9rem; margin: 0; line-height: 1.6; }

/* ---------- 中国工厂考察服务（重点区域，比普通卡片更突出） ---------- */
.visit-band {
  display: grid; gap: 22px; background: #fff; border: 1px solid #cfdcf3;
  border-left: 5px solid var(--orange); border-radius: var(--radius-lg);
  padding: 24px 20px; box-shadow: var(--shadow);
}
.visit-copy h2 { font-size: 1.26rem; margin-bottom: 10px; }
.visit-lead { color: var(--ink-2); font-size: .95rem; line-height: 1.7; margin: 0 0 16px; }
.visit-feats { list-style: none; display: grid; grid-template-columns: 1fr; gap: 9px; padding: 0; margin: 0 0 16px; }
.visit-feats li {
  display: flex; align-items: center; gap: 9px; background: var(--navy-50); border-radius: var(--radius-sm);
  padding: 10px 13px; font-size: .9rem; font-weight: 600; color: var(--navy-900);
}
.vf-ic { color: var(--orange); font-weight: 800; flex-shrink: 0; }
.visit-note { font-size: .78rem; color: var(--muted); line-height: 1.6; margin: 0 0 18px; }
.visit-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.visit-media { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-2); }
.visit-media img { width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; display: block; }

/* ---------- 为什么选择我们（6 条具体能力） ---------- */
.why-grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
.why-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 18px 18px; box-shadow: var(--shadow-sm);
}
.why-ic {
  display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px;
  border-radius: 10px; background: var(--navy-50); color: var(--navy); margin-bottom: 12px;
}
.why-ic svg { width: 21px; height: 21px; }
.why-item h3 { font-size: .99rem; margin-bottom: 6px; }
.why-item p { font-size: .88rem; color: var(--ink-2); margin: 0; line-height: 1.6; }

/* ---------- 收费说明页样式见文件末尾（紧凑收费规则） ---------- */

.link-more { font-weight: 600; color: var(--navy-700); }

/* ---------- FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.faq-item summary {
  display: flex; justify-content: space-between; gap: 12px; align-items: flex-start;
  padding: 15px 18px; cursor: pointer; font-weight: 600; color: var(--navy-900); list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background: var(--navy-50); }
.faq-icon { color: var(--orange); font-weight: 800; font-size: 1.2rem; flex-shrink: 0; line-height: 1.2; }
.faq-item[open] .faq-icon { transform: rotate(45deg); }
.faq-body { padding: 0 18px 16px; }
.faq-body p { margin: 0; color: var(--ink-2); font-size: .93rem; }

/* ---------- CTA 带 ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--navy-900), var(--navy) 70%);
  color: #fff; border-radius: var(--radius-lg); padding: 28px 22px;
  display: grid; gap: 18px; box-shadow: var(--shadow-lg);
}
.cta-band h2 { color: #fff; margin-bottom: 6px; }
.cta-band p { color: rgba(255,255,255,.86); margin: 0; font-size: .95rem; }
.cta-band-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.cta-band .btn-ghost { color: #fff; border-color: rgba(255,255,255,.4); }
.cta-band .btn-ghost:hover { background: rgba(255,255,255,.14); }

/* ---------- 筛选栏 ---------- */
.filter-bar {
  display: grid; gap: 10px; grid-template-columns: 1fr; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}
.field-inline { min-width: 0; }
input[type="search"], input[type="text"], input[type="email"], input[type="tel"],
input[type="password"], input[type="number"], input[type="date"], select, textarea {
  width: 100%; padding: 12px 13px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  font: inherit; font-size: 16px; color: var(--ink); background: #fff; min-height: 46px;
}
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--navy-700); outline: none; box-shadow: 0 0 0 3px rgba(29,78,216,.12); }
.results-line { color: var(--muted); font-size: .88rem; margin: 0 0 14px; }

.empty-state { background: #fff; border: 1px dashed var(--line); border-radius: var(--radius); padding: 34px 22px; text-align: center; }
.empty-title { font-weight: 700; color: var(--navy-900); font-size: 1.08rem; }
.empty-state .btn { margin-top: 10px; }
.empty-note { color: var(--muted); }

/* ---------- 产品详情 ---------- */
.detail-grid { display: grid; gap: 26px; grid-template-columns: 1fr; }
.gallery-main {
  position: relative; aspect-ratio: 4 / 3; background: var(--bg-alt);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
.gallery-main img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.gallery-thumbs { display: flex; gap: 8px; margin-top: 10px; overflow-x: auto; padding-bottom: 4px; }
.thumb {
  width: 72px; height: 72px; flex-shrink: 0; border: 2px solid var(--line); border-radius: var(--radius-sm);
  overflow: hidden; background: #fff; cursor: pointer; padding: 0;
}
.thumb.is-on { border-color: var(--navy); }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.detail-info h1 { font-size: clamp(1.4rem, 3.4vw, 2rem); }
.detail-summary { color: var(--ink-2); font-size: 1rem; }
.price-note { margin: 14px 0 6px; }
.price-badge {
  display: inline-block; background: var(--orange-50); color: var(--orange-600);
  border: 1px solid rgba(249,115,22,.3); padding: 7px 14px; border-radius: 999px;
  font-weight: 700; font-size: .9rem;
}
.micro { font-size: .82rem; color: var(--muted); }
.micro-note { background: var(--bg-alt); padding: 9px 12px; border-radius: var(--radius-sm); }
.spec-table { margin: 18px 0; border-top: 1px solid var(--line); }
.spec-table > div { display: grid; grid-template-columns: 40% 60%; gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--line-2); }
.spec-table dt { color: var(--muted); font-size: .87rem; margin: 0; }
.spec-table dd { margin: 0; font-size: .93rem; color: var(--ink); font-weight: 500; }
.detail-desc { margin: 20px 0; }
.detail-desc h2 { font-size: 1.1rem; }
.detail-desc p { color: var(--ink-2); font-size: .94rem; white-space: pre-line; }
.detail-actions { display: flex; flex-direction: column; gap: 10px; margin: 22px 0 12px; }
.back-line { margin-top: 10px; }

/* ---------- 表单 ---------- */
.form-wrap { display: grid; gap: 22px; grid-template-columns: 1fr; }
.inquiry-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow-sm); }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.fs { border: 0; padding: 0; margin: 0 0 22px; }
.fs legend {
  font-weight: 700; color: var(--navy); font-size: .95rem; padding: 0 0 12px;
  border-bottom: 1px solid var(--line-2); width: 100%; margin-bottom: 16px;
}
.field { margin-bottom: 15px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; color: var(--ink); }
.req { color: var(--orange); }
.opt { color: var(--muted); font-weight: 400; font-size: .82rem; }
.hint { font-size: .8rem; color: var(--muted); margin: 6px 0 0; }
.hint-strong { color: var(--navy); font-weight: 600; }
.field-row { display: grid; grid-template-columns: 1fr 130px; gap: 10px; }
.field-error input, .field-error select, .field-error textarea { border-color: #dc2626; background: #fef2f2; }
.err-text { color: #b91c1c; font-size: .82rem; margin: 5px 0 0; font-weight: 600; }
.file-preview { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 0; }
.file-preview li { display: flex; align-items: center; gap: 8px; background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 6px 10px; font-size: .82rem; }
.file-preview img { width: 34px; height: 34px; object-fit: cover; border-radius: 5px; }
.privacy-box { background: var(--navy-50); border: 1px solid var(--navy-100); border-radius: var(--radius-sm); padding: 14px; margin-bottom: 16px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .9rem; cursor: pointer; }
.check input { width: 20px; height: 20px; min-height: 20px; margin: 2px 0 0; flex-shrink: 0; accent-color: var(--navy); }
.form-actions { display: flex; flex-direction: column; gap: 10px; }
.form-status { font-size: .9rem; margin: 0; min-height: 22px; }
.form-status.is-error { color: #b91c1c; font-weight: 600; }
.form-status.is-busy { color: var(--navy); }
.form-aside { display: grid; gap: 14px; align-content: start; }
.aside-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow-sm); }
.aside-card h3 { font-size: 1rem; }
.aside-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.aside-list strong { display: block; color: var(--navy-900); font-size: .92rem; margin-bottom: 3px; }
.aside-list span { font-size: .86rem; color: var(--muted); }
.aside-card-note { background: var(--orange-50); border-color: rgba(249,115,22,.28); }
.aside-card-note p { margin: 0; font-size: .86rem; color: var(--ink-2); }

.notice { border-radius: var(--radius-sm); padding: 14px 16px; font-size: .9rem; margin: 14px 0; }
.notice-info { background: var(--navy-50); border: 1px solid var(--navy-100); color: var(--navy-900); }
.notice-warn { background: var(--orange-50); border: 1px solid rgba(249,115,22,.28); color: #9a3412; }

/* ---------- 成功页 ---------- */
.success-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 30px 22px; text-align: center; box-shadow: var(--shadow);
}
.success-icon {
  width: 62px; height: 62px; border-radius: 50%; background: #dcfce7; color: var(--ok);
  font-size: 1.9rem; font-weight: 800; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 14px;
}
.success-ref-label { color: var(--muted); font-size: .86rem; margin: 12px 0 2px; text-transform: uppercase; letter-spacing: .05em; }
.success-ref {
  font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 1.5rem; font-weight: 800;
  color: var(--navy); background: var(--navy-50); display: inline-block; padding: 10px 20px;
  border-radius: var(--radius-sm); margin: 0 0 10px; letter-spacing: .04em;
}
.success-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }

/* ---------- 流程页：采购路线图（Procurement Journey） ----------
 * 桌面（≥980px）：3 行 × 4 列的 S 型连续路线
 *     第 1 行 01→04 从左到右，到右侧后向下弯
 *     第 2 行 05→08 从右到左，到左侧后再次向下弯
 *     第 3 行 09→12 从左到右，12 为终点（✓）
 * 手机 / 平板：纵向物流追踪式路线（左侧一条连续路线 + 圆形节点，右侧步骤名）
 * 默认只显示「编号 + 小图标 + 标题」；说明放在 .stop-pop，桌面悬停 / 点击展开，手机点击展开
 */
.page-head-process { padding: 18px 0 8px; }
.page-head-process h1 { margin-bottom: 6px; }

.sec-route {
  padding: 10px 0 26px;
  /* 方向箭头（橙色 + 白色描边，压在深蓝路线上也看得清），用 data URI 避免额外请求 */
  --chev-r: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 4.5 16.5 12 9 19.5' stroke='%23ffffff' stroke-width='9'/%3E%3Cpath d='M9 4.5 16.5 12 9 19.5' stroke='%23f97316' stroke-width='4.6'/%3E%3C/svg%3E");
  --chev-l: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M15 4.5 7.5 12 15 19.5' stroke='%23ffffff' stroke-width='9'/%3E%3Cpath d='M15 4.5 7.5 12 15 19.5' stroke='%23f97316' stroke-width='4.6'/%3E%3C/svg%3E");
  --chev-d: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4.5 9 12 16.5 19.5 9' stroke='%23ffffff' stroke-width='9'/%3E%3Cpath d='M4.5 9 12 16.5 19.5 9' stroke='%23f97316' stroke-width='4.6'/%3E%3C/svg%3E");
}

/* 顶部提示行 */
.route-hint {
  display: flex; align-items: center; gap: 7px;
  font-size: .84rem; color: var(--muted); margin: 0 0 12px;
}
.route-hint-ic { display: inline-flex; width: 15px; height: 15px; color: var(--orange); flex-shrink: 0; }
.route-hint-ic svg { width: 100%; height: 100%; display: block; }

.route { list-style: none; display: flex; flex-direction: column; }

/* ---- 站点：手机 / 平板为纵向追踪 ---- */
.route-stop {
  position: relative; padding-bottom: 18px;
  animation: routeIn .45s cubic-bezier(.22, .7, .3, 1) both;
  animation-delay: calc(var(--i, 0) * 40ms);
}
.route-stop:last-child { padding-bottom: 0; }
@keyframes routeIn {
  from { opacity: 0; transform: translateY(9px); }
  to { opacity: 1; transform: none; }
}

/* 连续路线（纵向）：从节点下方一直连到下一个节点 */
.stop-link {
  position: absolute; display: block; background: var(--navy);
  left: 19.5px; top: 44px; bottom: 0; width: 3px; border-radius: 2px;
}
.route-stop.is-end .stop-link { display: none; }

.stop-inner { position: relative; }

.stop-btn {
  position: relative;
  display: flex; align-items: flex-start; gap: 9px; width: 100%;
  padding: 0; border: 0; background: none; font: inherit; color: inherit;
  text-align: left; cursor: pointer;
}
.stop-node {
  position: relative; flex-shrink: 0; width: 42px; height: 42px; border-radius: 50%;
  background: #fff; border: 2px solid var(--navy); color: var(--navy);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .86rem; letter-spacing: .01em;
  transition: background-color .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.stop-meta {
  min-width: 0; padding-top: 8px; display: flex; align-items: flex-start;
  flex-wrap: wrap; gap: 6px;
}
.stop-ic {
  display: inline-flex; width: 21px; height: 21px; color: var(--navy);
  flex-shrink: 0; margin-top: 1px; transition: color .2s ease;
}
.stop-ic svg { width: 100%; height: 100%; display: block; }
.stop-name { font-size: .96rem; font-weight: 700; color: var(--navy-900); line-height: 1.42; }

/* 起点 / 终点标识（手机端跟在步骤名后面） */
.stop-flag {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 2px 9px; border-radius: 999px; white-space: nowrap;
  font-size: .72rem; font-weight: 700; line-height: 1.5;
}
.stop-flag svg { width: 10px; height: 10px; display: block; }
.stop-flag.is-start { background: var(--navy-50); color: var(--navy); box-shadow: inset 0 0 0 1px var(--navy-100); }
.stop-flag.is-end { background: var(--orange); color: #fff; }

/* 终点：12 号节点用网站橙色重点突出 */
.route-stop.is-end .stop-node { background: var(--orange); border-color: var(--orange); color: #fff; }

/* 说明：手机 / 平板为点击内联展开 */
.stop-pop { display: none; margin: 8px 0 0 51px; }
.stop-pop p {
  margin: 0; background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--orange);
  border-radius: var(--radius-sm); padding: 11px 13px;
  font-size: .87rem; line-height: 1.62; color: var(--ink-2);
}
.route-stop.is-open .stop-pop { display: block; }
.route-stop.is-open .stop-node { background: var(--orange); border-color: var(--orange); color: #fff; }
.route-stop.is-open .stop-ic { color: var(--orange-600); }

@media (prefers-reduced-motion: reduce) {
  .route-stop { animation: none; }
  .stop-node, .stop-ic { transition: none; }
}

/* ---------- 收费条款 ---------- */
.term-list { display: flex; flex-direction: column; gap: 8px; }
.term-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow-sm); }
.term-item h2, .term-item h3 { font-size: 1.02rem; color: var(--navy); margin-bottom: 6px; }
.term-item p { margin: 0; color: var(--ink-2); font-size: .93rem; }

/* ---------- 关于 ---------- */
.about-grid { display: grid; gap: 22px; grid-template-columns: 1fr; }
.about-main h2 { font-size: 1.12rem; margin-top: 22px; }
.about-main h2:first-child { margin-top: 0; }
.about-main p { color: var(--ink-2); font-size: .95rem; }
.about-text { white-space: pre-line; }
.about-art { display: grid; gap: 12px; align-content: start; }
.about-art svg { width: 100%; height: auto; border-radius: var(--radius-sm); }

/* ---------- 关于我们（新） ---------- */
/* 首屏：左文右图两栏（手机端上下排列） */
.ab-hero { padding: 22px 0 28px; }
.ab-hero-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.ab-hero-copy .eyebrow { color: var(--orange); font-weight: 600; font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 6px; }
.ab-hero-copy h1 { font-size: 1.6rem; line-height: 1.22; margin-bottom: 10px; }
.ab-hero-copy > .lead { color: var(--ink-2); font-size: 1rem; margin-bottom: 18px; }

.ab-intro h2 { font-size: 1.12rem; margin-bottom: 8px; }
.ab-intro > p { color: var(--ink-2); font-size: .95rem; }
.ab-assist-label { margin-top: 12px; }
.ab-assist { list-style: none; margin: 8px 0 0; display: flex; flex-direction: column; gap: 7px; }
.ab-assist li { position: relative; padding-left: 19px; font-size: .94rem; color: var(--ink-2); line-height: 1.45; }
.ab-assist li::before { content: ""; position: absolute; left: 4px; top: .5em; width: 7px; height: 7px; border-radius: 50%; background: var(--orange); }
/* 去掉左栏末段落的默认底边距（全局 p{margin:0 0 1em}），使左栏内容与右侧照片墙等高、无多余留白 */
.ab-hero-copy > :last-child, .ab-intro > :last-child { margin-bottom: 0; }

/* 首屏右侧五宫格照片墙：1 张大图 + 4 张小图（手机端同样成立） */
.ab-mosaic { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.ab-mosaic-cell { margin: 0; position: relative; overflow: hidden; border-radius: 10px; background: var(--navy-50); aspect-ratio: 4 / 3; }
.ab-mosaic-cell.is-large { grid-column: 1 / -1; aspect-ratio: 16 / 10; }
.ab-mosaic-cell img { display: block; width: 100%; height: 100%; object-fit: cover; }

.sec-h { font-size: 1.22rem; margin-bottom: 6px; }
.sec-sub { color: var(--ink-2); font-size: .96rem; margin-bottom: 20px; }

/* 「实际业务场景」：主标题 + 辅助说明同行显示（内联文本流），压缩标题区高度、照片整体上提 */
/* 桌面端 @media 里的 .sec{padding:64px 0} 会覆盖 .sec-tight，
 * 用 .sec.ab-photos-sec（提高优先级）确保本节上方留白真正收紧 */
.sec.ab-photos-sec { padding-top: 22px; }
.ab-photos-head { margin-bottom: 12px; }
.ab-photos-head .sec-h { display: inline; margin: 0; }
.ab-photos-head .sec-sub { display: inline; margin: 0; max-width: none; }
.ab-photos-head .sec-sub::before {
  content: ''; display: inline-block; vertical-align: middle;
  width: 1px; height: .9em; border-radius: 1px;
  background: var(--navy-100); margin: 0 11px 0 12px;
}

.ab-photos { display: grid; gap: 14px; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: 1fr; }
.ab-photo { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.ab-photo-img { aspect-ratio: 4 / 3; overflow: hidden; flex: 0 0 auto; }
.ab-photo-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ab-photo figcaption { padding: 10px 12px; flex: 1 1 auto; }
.ab-photo figcaption strong { display: block; font-size: .92rem; color: var(--navy); margin-bottom: 2px; }
.ab-photo figcaption span { display: block; font-size: .82rem; color: var(--muted); line-height: 1.35; }
.ab-photos-note { font-size: .82rem; color: var(--muted); margin-top: 14px; text-align: center; }

.ab-services { display: grid; gap: 14px; grid-template-columns: 1fr; }
.ab-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 16px; }
.ab-card-num { font-size: .78rem; font-weight: 700; color: var(--orange); letter-spacing: .04em; margin-bottom: 6px; }
.ab-card h3 { font-size: 1.02rem; margin-bottom: 6px; }
.ab-card p { font-size: .88rem; color: var(--ink-2); line-height: 1.5; margin: 0; }

.ab-flow { display: grid; gap: 10px; }
.ab-flow-step { display: flex; gap: 14px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.ab-flow-no { width: 34px; height: 34px; border-radius: 50%; background: var(--navy); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: .88rem; flex-shrink: 0; }
.ab-flow-body h3 { font-size: .96rem; margin-bottom: 2px; }
.ab-flow-body p { font-size: .86rem; color: var(--ink-2); margin: 0; }

.ab-scope p { color: var(--ink-2); margin-bottom: 10px; }
.ab-visa-note { font-size: .9rem; color: var(--ink-2); padding: 12px 14px; background: var(--navy-50); border-left: 4px solid var(--navy); border-radius: 0 8px 8px 0; }

/* ---------- 联系我们页 ---------- */
.contact-panel { display: grid; gap: 18px; grid-template-columns: 1fr; }
.contact-col { min-width: 0; }
/* 顶部联系方式模块（原 WhatsApp 模块位置，现为邮箱）：卡片样式与尺寸保持一致 */
.contact-email {
  display: flex; align-items: center; gap: 12px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow-sm);
}
.contact-email-ic {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; flex-shrink: 0;
  font-size: 1.05rem; line-height: 1; color: var(--orange-600);
}
.contact-email-info { display: flex; flex-direction: column; min-width: 0; }
.contact-email-label { font-size: .76rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.contact-email-addr { font-size: 1.2rem; font-weight: 700; color: var(--navy); word-break: break-word; }
.contact-email-addr:hover { color: var(--navy-700); text-decoration: underline; }
.contact-actions { margin-top: 12px; }
.contact-extra { list-style: none; margin: 14px 0 0; display: flex; flex-direction: column; gap: 6px; }
.contact-extra li { display: flex; gap: 8px; font-size: .9rem; color: var(--ink-2); }
.contact-extra strong { color: var(--muted); font-weight: 600; flex-shrink: 0; }
.contact-extra a, .contact-extra span { color: var(--navy); font-weight: 600; word-break: break-word; }
.contact-col-title { font-size: 1.02rem; color: var(--navy); margin: 0 0 10px; }
.contact-col-what { background: var(--navy-50); border: 1px solid var(--navy-100); border-radius: var(--radius); padding: 16px 18px; }
.contact-what-list { list-style: none; margin: 0; display: grid; gap: 8px; }
.contact-what-list li { position: relative; padding-left: 22px; font-size: .95rem; color: var(--ink-2); }
.contact-what-list li::before {
  content: ''; position: absolute; left: 2px; top: .5em;
  width: 8px; height: 8px; border-radius: 2px; background: var(--orange);
}

/* 沟通流程 + 真实照片 */
.contact-flow-wrap { display: grid; gap: 18px; grid-template-columns: 1fr; align-items: center; }
.contact-flow-col { min-width: 0; }
.contact-flow { list-style: none; margin: 0; display: grid; gap: 10px; }
.contact-flow li {
  position: relative; display: flex; align-items: center; gap: 12px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 13px 15px;
}
.contact-flow li + li::before {
  content: ''; position: absolute; left: 29px; top: -10px; width: 2px; height: 10px; background: var(--navy-100);
}
.cf-n {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
  background: var(--navy); color: #fff; font-size: .84rem; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center;
}
.cf-t { font-size: .95rem; color: var(--ink-2); }
.contact-photo { margin: 0; }
.contact-photo img {
  width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; object-position: center 32%;
  border-radius: var(--radius); box-shadow: var(--shadow-sm); display: block;
}

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy-900); color: rgba(255,255,255,.78); padding: 36px 0 18px; margin-top: 20px; }
.footer-grid { display: grid; gap: 26px; grid-template-columns: 1fr; }
.site-footer h3 { color: #fff; font-size: .95rem; margin-bottom: 12px; }
.brand-footer .brand-mark { background: rgba(255,255,255,.14); }
.brand-footer .brand-text strong { color: #fff; }
.brand-footer .brand-text small { color: rgba(255,255,255,.6); }
.footer-note { font-size: .86rem; margin-top: 14px; max-width: 46ch; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-links a, .footer-links span { color: rgba(255,255,255,.78); font-size: .88rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.14); margin-top: 26px; padding-top: 16px; }
.footer-bottom p { font-size: .82rem; margin: 0; color: rgba(255,255,255,.6); }

/* ============================================================
   窄屏（≤420px）：收紧页头，避免出现横向滚动
   ============================================================ */
@media (max-width: 420px) {
  .wrap { padding: 0 14px; }
  .site-header .wrap { gap: 8px; }
  .brand { gap: 8px; min-width: 0; }
  .brand-mark { width: 36px; height: 36px; border-radius: 9px; font-size: .9rem; }
  .brand-logo { height: 36px; }
  .brand-text strong { font-size: .98rem; }
  /* 小屏保留品牌副标题（品牌名下方小字），只收紧宽度与字号，把空间让给语言切换与菜单按钮 */
  .brand-text small { font-size: .66rem; max-width: 34vw; }
  .header-actions { gap: 6px; margin-left: auto; }
  .lang-btn { padding: 8px 9px; min-height: 40px; font-size: .84rem; gap: 4px; }
  .nav-toggle { width: 40px; height: 40px; }
  /* 手机端保持每行 2 张，只收紧内边距（卡片间距由 .products-body .item-grid 统一收紧到 12px） */
  .cat-block { padding: 18px 16px 20px; border-radius: var(--radius); }
  .cat-block-title { font-size: 1.1rem; }
  .item-grid { gap: 20px; }
  .cat-blocks { gap: 26px; }
  .cat-block-head { margin-bottom: 14px; padding-bottom: 13px; }
}

/* ============================================================
   平板
   ============================================================ */
@media (min-width: 640px) {
  .wrap { padding: 0 26px; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  /* 平板：每行 2 张 */
  .item-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; --item-img-h: 160px; }
  .cat-block { padding: 24px 24px 26px; }
  /* 代表产品介绍页：图左文右 */
  .item-detail { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 30px; }
  .item-specs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .other-need { padding: 32px 30px; grid-template-columns: 1.6fr auto; align-items: center; }
  .other-need-actions { flex: 0 0 auto; }
  .mini-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .why-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .visit-feats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .visit-band { padding: 28px 26px; }
  .cats-note { grid-template-columns: 1fr auto; align-items: center; gap: 20px; padding: 20px 22px; }
  .filter-bar { grid-template-columns: 2fr 1fr 1fr auto; align-items: center; }
  .filter-bar .btn { grid-column: auto; }
  .detail-actions { flex-direction: row; }
  .success-actions { flex-direction: row; justify-content: center; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .form-wrap { grid-template-columns: 1.7fr 1fr; align-items: start; }
  .inquiry-form { padding: 26px; }
  .field-row { grid-template-columns: 1fr 150px; }
  .product-meta { flex-direction: row; }
  .cta-band { grid-template-columns: 1.5fr auto; align-items: center; padding: 32px 34px; }
  .sec { padding: 52px 0; }
  .page-head { padding: 32px 0 34px; }
  .success-card { padding: 44px 40px; }
  .about-grid { grid-template-columns: 1.35fr 1fr; }
  .page-head-process { padding: 20px 0 10px; }
  .sec-route { padding: 12px 0 30px; }
  /* 平板：仍为纵向路线，节点与连线略放大，阅读更舒服 */
  .route-stop { padding-bottom: 20px; }
  .stop-node { width: 46px; height: 46px; font-size: .92rem; }
  .stop-link { left: 21.5px; top: 48px; }
  .stop-btn { gap: 10px; }
  .stop-meta { padding-top: 10px; gap: 7px; }
  .stop-ic { width: 22px; height: 22px; }
  .stop-name { font-size: 1rem; }
  .stop-pop { margin-left: 56px; }
  .ab-photos { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
  .ab-services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ab-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ============================================================
   桌面
   ============================================================ */
@media (min-width: 980px) {
  .nav-desktop { display: flex; }
  .nav-toggle { display: none; }
  .header-cta { display: inline-flex; }
  .mobile-menu { display: none !important; }
  .header-actions { margin-left: 10px; gap: 6px; }
  /* 页头防溢出：英/土语导航文案较长，收紧间距并限制品牌副标题宽度，
     保证 980px 起的桌面布局既不横向滚动、也不裁切导航文字 */
  .header-inner { gap: 10px; }
  .brand { min-width: 0; }
  .brand-text small { max-width: 190px; }
  .nav-desktop { flex-shrink: 0; }
  .nav-desktop a { padding: 9px clamp(5px, .5vw, 11px); font-size: .93rem; }
  .header-cta { padding-left: 12px; padding-right: 12px; }
  /* 首页分类入口：桌面端用 2 列，保证缩略图与文字有足够宽度 */
  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .prod-grid { grid-template-columns: repeat(4, 1fr); }
  /* 桌面端：每个品类的 4 张代表产品横向排成一行 */
  /* 桌面端：一个品类一行 4 张，间距 20px，图片固定高 160px */
  .item-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; --item-img-h: 160px; }
  .cat-blocks { gap: 46px; }
  .cat-block { padding: 26px 26px 28px; }
  .cat-block-title { font-size: 1.32rem; }
  /* 首屏：左文案 / 右照片拼图，两栏并排；恢复桌面端阅读顺序 */
  .hero { padding: 44px 0 40px; }
  .hero-inner { grid-template-columns: 1.04fr .96fr; align-items: center; gap: 42px; }
  .hero-copy .eyebrow { order: 1; }
  .hero-copy .hero-title { order: 2; }
  .hero-copy .lead { order: 3; }
  .hero-copy .hero-visit { order: 4; margin: 0 0 18px; }
  .hero-copy .hero-chips { order: 5; margin: 0 0 22px; }
  .hero-copy .hero-cta { order: 6; margin: 0; }
  .hero .lead { font-size: 1.02rem; }
  .hero-title-b { font-size: .6em; }
  .mini-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
  .why-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .visit-band { grid-template-columns: 1.45fr 1fr; align-items: center; gap: 34px; padding: 34px 36px; }
  .visit-copy h2 { font-size: 1.42rem; }
  .visit-media img { aspect-ratio: 1 / 1; }
  .detail-grid { grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: start; }
  .sec { padding: 64px 0; }

  /* ---------- 流程页：S 型连续路线（桌面） ---------- */
  .sec-route { padding: 14px 0 38px; }
  .route-hint { justify-content: center; margin-bottom: 14px; }

  .route-12 {
    --node: 68px;        /* 节点直径：放大后一眼就能看清编号 */
    --row-gap: 88px;     /* 行间距：收紧到刚好放下悬停气泡，不再有大片空白 */
    --rt-line: 5px;      /* 主路线粗细 */
    --link-gap: 8px;     /* 连线与节点之间的空隙 */
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: 0;
    row-gap: var(--row-gap);
    padding-top: 34px;   /* 给第 1 行的「开始采购」标签留位置 */
  }
  .route-12 .route-stop { padding-bottom: 0; }

  /* 行内站位：第 1 行 01→04，第 2 行 05→08（自右向左），第 3 行 09→12 */
  .route-12 .route-stop:nth-child(1)  { grid-area: 1 / 1; }
  .route-12 .route-stop:nth-child(2)  { grid-area: 1 / 2; }
  .route-12 .route-stop:nth-child(3)  { grid-area: 1 / 3; }
  .route-12 .route-stop:nth-child(4)  { grid-area: 1 / 4; }
  .route-12 .route-stop:nth-child(5)  { grid-area: 2 / 4; }
  .route-12 .route-stop:nth-child(6)  { grid-area: 2 / 3; }
  .route-12 .route-stop:nth-child(7)  { grid-area: 2 / 2; }
  .route-12 .route-stop:nth-child(8)  { grid-area: 2 / 1; }
  .route-12 .route-stop:nth-child(9)  { grid-area: 3 / 1; }
  .route-12 .route-stop:nth-child(10) { grid-area: 3 / 2; }
  .route-12 .route-stop:nth-child(11) { grid-area: 3 / 3; }
  .route-12 .route-stop:nth-child(12) { grid-area: 3 / 4; }

  /* 站点：节点居中在上，图标 + 步骤名紧随其下（间距收紧到 7px），三者同一中轴 */
  .route-12 .stop-btn { flex-direction: column; align-items: center; gap: 7px; text-align: center; }
  .route-12 .stop-node { width: var(--node); height: var(--node); font-size: 1.12rem; border-width: 3px; }
  .route-12 .stop-meta { padding-top: 0; justify-content: center; flex-wrap: nowrap; gap: 7px; }
  .route-12 .stop-ic { width: 22px; height: 22px; }
  .route-12 .stop-name { font-size: .98rem; line-height: 1.4; }

  /* 起点 / 终点标签浮在节点正上方，两端对齐、互相呼应 */
  .route-12 .stop-flag {
    position: absolute; left: 50%; bottom: calc(100% + 7px); transform: translateX(-50%);
    padding: 3px 11px; font-size: .75rem;
  }

  /* 主路线：深蓝；节点间为水平 / 垂直直线，转弯落在圆形节点上，自然形成 S 型 */
  .route-12 .route-stop:nth-child(1) .stop-link,
  .route-12 .route-stop:nth-child(2) .stop-link,
  .route-12 .route-stop:nth-child(3) .stop-link,
  .route-12 .route-stop:nth-child(9) .stop-link,
  .route-12 .route-stop:nth-child(10) .stop-link,
  .route-12 .route-stop:nth-child(11) .stop-link {
    top: calc(var(--node) / 2); left: calc(50% + var(--node) / 2 + var(--link-gap));
    right: calc(-50% + var(--node) / 2 + var(--link-gap)); bottom: auto; width: auto;
    height: var(--rt-line); border-radius: 3px; transform: translateY(-50%);
  }
  .route-12 .route-stop:nth-child(5) .stop-link,
  .route-12 .route-stop:nth-child(6) .stop-link,
  .route-12 .route-stop:nth-child(7) .stop-link {
    top: calc(var(--node) / 2); left: calc(-50% + var(--node) / 2 + var(--link-gap));
    right: calc(50% + var(--node) / 2 + var(--link-gap)); bottom: auto; width: auto;
    height: var(--rt-line); border-radius: 3px; transform: translateY(-50%);
  }
  .route-12 .route-stop:nth-child(4) .stop-link,
  .route-12 .route-stop:nth-child(8) .stop-link {
    top: calc(var(--node) + var(--link-gap)); left: 50%; right: auto; bottom: auto;
    width: var(--rt-line);
    height: calc(100% + var(--row-gap) - var(--node) - var(--link-gap) * 2);
    border-radius: 3px; transform: translateX(-50%);
  }

  /* 方向箭头（橙色 + 白色描边），落在每段路线的中点 */
  .route-12 .stop-link::after {
    content: ''; position: absolute; left: 50%; top: 50%;
    width: 22px; height: 22px; transform: translate(-50%, -50%);
    background-repeat: no-repeat; background-position: center; background-size: contain;
  }
  .route-12 .route-stop:nth-child(1) .stop-link::after,
  .route-12 .route-stop:nth-child(2) .stop-link::after,
  .route-12 .route-stop:nth-child(3) .stop-link::after,
  .route-12 .route-stop:nth-child(9) .stop-link::after,
  .route-12 .route-stop:nth-child(10) .stop-link::after,
  .route-12 .route-stop:nth-child(11) .stop-link::after { background-image: var(--chev-r); }
  .route-12 .route-stop:nth-child(5) .stop-link::after,
  .route-12 .route-stop:nth-child(6) .stop-link::after,
  .route-12 .route-stop:nth-child(7) .stop-link::after { background-image: var(--chev-l); }
  .route-12 .route-stop:nth-child(4) .stop-link::after,
  .route-12 .route-stop:nth-child(8) .stop-link::after { background-image: var(--chev-d); }

  /* 说明气泡：悬停 / 键盘聚焦 / 点击展开
     加宽到 500px（比单列宽）让长文案少折行、气泡更矮；第 3 行改为向上展开，
     避免气泡越出路线区块压住下方 CTA */
  .route-12 .stop-pop {
    position: absolute; top: 100%; z-index: 30;
    width: 500px; margin: 0; padding-top: 9px;
  }
  .route-12 .route-stop:nth-child(1) .stop-pop,
  .route-12 .route-stop:nth-child(2) .stop-pop,
  .route-12 .route-stop:nth-child(3) .stop-pop,
  .route-12 .route-stop:nth-child(8) .stop-pop { left: 0; right: auto; }
  .route-12 .route-stop:nth-child(4) .stop-pop,
  .route-12 .route-stop:nth-child(5) .stop-pop { left: auto; right: 0; }
  .route-12 .route-stop:nth-child(6) .stop-pop,
  .route-12 .route-stop:nth-child(7) .stop-pop { left: 50%; right: auto; transform: translateX(-50%); }

  .route-12 .route-stop:nth-child(9) .stop-pop,
  .route-12 .route-stop:nth-child(10) .stop-pop,
  .route-12 .route-stop:nth-child(11) .stop-pop,
  .route-12 .route-stop:nth-child(12) .stop-pop {
    top: auto; bottom: 100%; padding-top: 0; padding-bottom: 9px;
  }
  .route-12 .route-stop:nth-child(9) .stop-pop { left: 0; right: auto; }
  .route-12 .route-stop:nth-child(10) .stop-pop,
  .route-12 .route-stop:nth-child(11) .stop-pop { left: 50%; right: auto; transform: translateX(-50%); }
  .route-12 .route-stop:nth-child(12) .stop-pop { left: auto; right: 0; }

  .route-12 .stop-pop p {
    border-top: 3px solid var(--orange); border-left: 1px solid var(--line);
    border-radius: var(--radius); box-shadow: 0 16px 38px rgba(23, 37, 84, .18);
    padding: 12px 16px; font-size: .83rem; line-height: 1.6;
  }
  .route-12 .route-stop:nth-child(n + 9) .stop-pop p {
    border-top: 1px solid var(--line); border-bottom: 3px solid var(--orange);
  }

  .route-12 .route-stop:hover .stop-pop,
  .route-12 .route-stop:focus-within .stop-pop,
  .route-12 .route-stop.is-open .stop-pop { display: block; }
  .route-12 .route-stop:hover .stop-node { border-color: var(--orange); box-shadow: 0 0 0 6px var(--orange-50); }
  .route-12 .route-stop:hover .stop-ic { color: var(--orange-600); }

  /* 关于我们首屏：左文 + 右侧五宫格照片墙；五宫格拉伸到与左侧文字同高，不留空白 */
  .ab-hero { padding: 20px 0 26px; }
  .ab-hero-grid { grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: 36px; align-items: stretch; }
  .ab-hero-copy h1 { font-size: 1.95rem; }
  .ab-mosaic { grid-template-rows: 1.4fr 1fr 1fr; min-height: 380px; }
  .ab-mosaic-cell, .ab-mosaic-cell.is-large { aspect-ratio: auto; }
  .ab-mosaic-cell img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
  .ab-services { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ab-flow { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

/* 980–1140px：桌面导航刚出现，横向空间最紧张，进一步压缩页头 */
@media (min-width: 980px) and (max-width: 1140px) {
  .brand-text small { display: none; }
  .nav-desktop a { font-size: .9rem; }
}

@media (min-width: 1180px) {
  .prod-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; }
}

/* ============================================================
   首页「关于 SinoSource Hub」+「真实采购与发货记录」
   左文右图，左右各约一半、顶部对齐，与首页其他模块同宽（.wrap）。
   本段置于末尾，用于覆盖 .sec / .sec-head 的通用内边距与间距。
   ============================================================ */
.sec-home-about { padding-top: 14px; padding-bottom: 16px; }
.sec-home-flow { padding-top: 20px; }

.about-split { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; align-items: start; }
.about-split-copy, .about-split-media { min-width: 0; }
.about-split-title { font-size: 1.2rem; margin: 0 0 12px; }
.about-media-title {
  font-size: 1.02rem; margin: 0 0 10px; color: var(--navy-900);
  padding-left: 9px; border-left: 3px solid var(--orange); line-height: 1.3;
}

/* 紧凑照片墙：手机 2 列；桌面 3 列 × 4 行；无卡片边框、无阴影装饰 */
.records-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.rec-item {
  position: relative; margin: 0; overflow: hidden; border-radius: 8px;
  background: var(--bg-alt); cursor: zoom-in;
}
.rec-item img {
  display: block; width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover;
  transition: transform .3s ease;
}
.rec-item:hover img { transform: scale(1.04); }
.rec-item:focus-visible { outline: 2px solid var(--orange); outline-offset: 2px; }
.rec-tag {
  position: absolute; left: 7px; bottom: 7px; max-width: calc(100% - 14px);
  background: rgba(23, 37, 84, .86); color: #fff; font-size: .68rem; font-weight: 600;
  padding: 3px 8px; border-radius: 999px; white-space: nowrap; overflow: hidden;
  text-overflow: ellipsis; opacity: 0; transform: translateY(6px);
  transition: opacity .25s, transform .25s;
}
.rec-item:hover .rec-tag, .rec-item:focus .rec-tag { opacity: 1; transform: translateY(0); }
@media (hover: none) {
  .rec-tag { opacity: 1; transform: none; }
  .rec-item:hover img { transform: none; }
}

/* 点击放大查看完整照片 */
.lightbox {
  position: fixed; inset: 0; z-index: 120; display: none;
  align-items: center; justify-content: center; padding: 22px;
  background: rgba(8, 14, 32, .92);
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 100%; max-height: 100%; object-fit: contain;
  border-radius: 6px; box-shadow: 0 24px 70px rgba(0, 0, 0, .55);
}
.lb-close {
  position: absolute; top: 14px; right: 16px; width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.5rem; line-height: 1; color: #fff; cursor: pointer;
  background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 50%;
}
.lb-close:hover { background: rgba(255, 255, 255, .26); }
body.lb-open { overflow: hidden; }

@media (min-width: 640px) {
  .sec-home-about { padding-top: 16px; padding-bottom: 18px; }
  .sec-home-flow { padding-top: 24px; }
  .about-split { gap: 24px; }
  .about-split-title { font-size: 1.26rem; }
  /* 平板及以上 3 列，避免照片过大、区块过长 */
  .records-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; }
}

@media (min-width: 980px) {
  .sec-home-about { padding-top: 18px; padding-bottom: 22px; }
  .sec-home-flow { padding-top: 28px; }
  /* 左右各约一半、顶部对齐 */
  .about-split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 34px; }
  .about-split-title { font-size: 1.34rem; }
  .about-media-title { font-size: 1.06rem; margin-bottom: 12px; }
  /* 3 列 × 4 行 */
  .records-grid { gap: 10px; }
}

@media (min-width: 1180px) {
  .sec-home-about { padding-top: 20px; }
  .about-split { gap: 40px; }
}

/* ============================================================
   采购范围页（/products）
   标题+简介在左、紧凑搜索区在右；整体收紧留白，分类图片尽量同行排列。
   本段置于文件末尾，用于覆盖前面通用的 .sec / .filter-bar / .item-grid 规则。
   ============================================================ */
.page-head-split { padding: 20px 0 14px; }
.ph-split { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; align-items: center; }
.ph-copy { min-width: 0; }
.ph-copy h1 { margin-bottom: 6px; }
.ph-copy .lead { max-width: 64ch; margin: 0; }
.ph-search { min-width: 0; }

/* 搜索框下方的辅助说明：浅灰小字、纯文本，不做成色块 / 提示框 */
.search-note {
  margin: 8px 0 0;
  font-size: .78rem; line-height: 1.5; color: var(--muted);
}

/* 紧凑搜索区：2×2 排列（输入框｜搜索 / 下拉｜查找采购方向），手机上同样保持两列 */
.filter-bar-compact {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 40%);
  grid-template-areas: "q search" "cat dirs"; gap: 8px;
  padding: 12px; margin: 0; align-items: stretch;
}
.filter-bar-compact .field-inline { grid-area: q; min-width: 0; }
.filter-bar-compact .cat-dd { grid-area: cat; }
.filter-bar-compact .filter-btn-search { grid-area: search; }
.filter-bar-compact .filter-btn-dirs { grid-area: dirs; }
.filter-bar-compact .btn { width: 100%; }
/* 两个按钮同宽同高、上下对齐；文案不换行 */
.filter-bar-compact .filter-btn-search,
.filter-bar-compact .filter-btn-dirs {
  height: 46px; min-height: 46px; padding: 0 12px; white-space: nowrap;
  font-size: .92rem; line-height: 1;
}

/* 分类内容区：压缩标题简介、搜索区与分类图片之间的垂直留白 */
.products-body { padding-top: 6px; padding-bottom: 30px; }
.products-body .cat-blocks { gap: 14px; }
.products-body .cat-block { padding: 16px 18px 18px; }
.products-body .cat-block-head { margin-bottom: 10px; padding-bottom: 8px; gap: 10px; }
.products-body .cat-block-title { font-size: 1.14rem; margin-bottom: 4px; }
/* 同一分类内的卡片等高（名称行数不同也不参差） */
.products-body .item-grid { gap: 12px; grid-auto-rows: 1fr; }
.products-body .case-head { margin: 22px 0 12px; }

@media (min-width: 640px) {
  .filter-bar-compact { grid-template-columns: minmax(0, 1fr) minmax(0, 170px); }
  .products-body .item-grid { gap: 14px; }
}

@media (min-width: 980px) {
  .page-head-split { padding: 22px 0 14px; }
  /* 左文案 / 右搜索区：搜索不再单独占一行 */
  .ph-split { grid-template-columns: minmax(0, 1fr) minmax(330px, 450px); gap: 26px; }
  .filter-bar-compact { grid-template-columns: minmax(0, 1fr) minmax(0, 132px); padding: 10px; }
  .products-body { padding-top: 8px; padding-bottom: 40px; }
  .products-body .cat-blocks { gap: 16px; }
  .products-body .cat-block { padding: 18px 20px 20px; }
  /* 桌面端每个分类的 4 张卡片保持同一行，间距收紧 */
  .products-body .item-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
}

@media (min-width: 1180px) {
  .products-body { padding-top: 18px; padding-bottom: 48px; }
  /* 更宽屏：给搜索框更多横向空间，避免占位文字被裁得太短 */
  .ph-split { grid-template-columns: minmax(0, 1fr) minmax(400px, 500px); gap: 34px; }
}

/* ============================================================
   WhatsApp 联系入口（全站）
   1) .wa-fab  —— 固定右下角悬浮按钮（所有页面）
   2) .btn-wa / .contact-actions —— 联系我们页的醒目按钮
   ============================================================ */
.wa-fab {
  position: fixed;
  right: calc(16px + env(safe-area-inset-right, 0px));
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  z-index: 75;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 18px;
  border-radius: 999px;
  background: #25d366;
  color: #fff;
  font-weight: 700;
  font-size: .95rem;
  line-height: 1;
  letter-spacing: .01em;
  text-decoration: none;
  white-space: nowrap;
  max-width: calc(100vw - 32px);
  box-shadow: 0 10px 26px rgba(37, 211, 102, .40), 0 2px 6px rgba(16, 35, 70, .16);
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
}
.wa-fab:hover {
  background: #1ebe5b;
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(37, 211, 102, .48), 0 3px 8px rgba(16, 35, 70, .20);
}
.wa-fab:active { transform: translateY(0); }
.wa-fab-ic { display: inline-flex; width: 22px; height: 22px; flex-shrink: 0; }
.wa-fab-ic svg { width: 100%; height: 100%; display: block; }
.wa-fab-tx { display: inline-block; }

/* 联系我们页：WhatsApp 醒目按钮 + 与「提交需求」并排 */
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 4px; }
.btn-wa { background: #25d366; color: #fff; box-shadow: 0 2px 8px rgba(37, 211, 102, .30); }
.btn-wa:hover { background: #1ebe5b; color: #fff; box-shadow: 0 6px 18px rgba(37, 211, 102, .38); }
.btn-wa .btn-wa-ic { display: inline-flex; width: 1.2em; height: 1.2em; flex-shrink: 0; }
.btn-wa .btn-wa-ic svg { width: 100%; height: 100%; display: block; }

/* 小屏：收紧悬浮按钮，避免遮挡内容；仍保留图标 + 文字 */
@media (max-width: 480px) {
  .wa-fab {
    right: calc(12px + env(safe-area-inset-right, 0px));
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    padding: 11px 15px;
    font-size: .88rem;
    gap: 7px;
  }
  .wa-fab-ic { width: 20px; height: 20px; }
  .contact-actions .btn { width: 100%; }
  /* 页脚底部留出空间，避免固定按钮压住版权行 */
  .site-footer { padding-bottom: 74px; }
}

/* ============================================================
   收费说明页：只讲收费标准（一个紧凑的统一展示区，不用大卡片）
   首笔订单 免费（全页最醒目）｜ 第二笔订单起 1%
   下方：流程完成后再付服务费 → 货款说明
   必须放在文件末尾，以覆盖前面 .page-head / .sec 的断点内边距
   ============================================================ */
.page-head-fees { padding-bottom: 10px; text-align: center; }
.page-head-fees .lead { max-width: none; margin: 0; }

.fees-sec { padding: 16px 0 44px; }
.fees-inner { max-width: 780px; margin: 0 auto; }

/* 统一收费展示区：无背景、无外框、无圆角，只有一条细竖线分隔 */
.fees-band { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; }
.fees-cell { text-align: center; }

/* 小标题 */
.fees-k {
  margin: 0; font-size: .8rem; font-weight: 800;
  letter-spacing: .08em; color: var(--navy);
}
.fees-cell-first .fees-k { color: var(--orange-600); }

/* 核心大字：橙色，全页最醒目的内容 */
.fees-v {
  margin: 6px 0 0; font-size: 2.8rem; line-height: 1.05;
  font-weight: 900; color: var(--orange); letter-spacing: -.01em;
}
/* 「1%」与「免费」字号接近，但略小，保证「免费」仍是第一眼 */
.fees-cell-second .fees-v { font-size: 2.4rem; }

.fees-desc { margin: 10px 0 0; font-size: .92rem; line-height: 1.6; color: var(--ink-2); }

/* 服务费支付时间：直接一句话，不做提示卡、不加标签 */
.fees-when {
  margin: 28px 0 0; text-align: center;
  font-size: 1rem; line-height: 1.65; font-weight: 600; color: var(--ink);
}

/* 货款说明：独立放在下面，字号稍小但清晰（仅一条极细分隔线，不是卡片） */
.fees-pay {
  max-width: 620px; margin: 20px auto 0; padding-top: 16px;
  border-top: 1px solid var(--line-2); text-align: center;
  font-size: .9rem; line-height: 1.65; color: var(--ink-2);
}

@media (min-width: 640px) {
  .page-head-fees { padding-bottom: 12px; }
  .fees-sec { padding: 22px 0 54px; }
  /* 桌面端左右排列，中间一条细竖线 */
  .fees-band { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0; }
  .fees-cell-first { padding-right: 24px; }
  .fees-cell-second { padding-left: 24px; border-left: 1px solid var(--line); }
  .fees-v { font-size: 3rem; }
  .fees-cell-second .fees-v { font-size: 2.6rem; }
  .fees-desc { margin-top: 12px; }
  .fees-when { margin-top: 30px; font-size: 1.04rem; }
  .fees-pay { margin-top: 20px; padding-top: 18px; }
}

@media (min-width: 980px) {
  .fees-cell-first { padding-right: 40px; }
  .fees-cell-second { padding-left: 40px; }
  .fees-v { font-size: 3.6rem; }
  .fees-cell-second .fees-v { font-size: 3rem; }
  .fees-when { margin-top: 34px; font-size: 1.06rem; }
  .fees-pay { margin-top: 22px; }
}

/* ============================================================
   联系我们页：响应式布局 + 紧凑折叠问答
   必须放在文件末尾，以覆盖前面 .page-head / .sec 的断点内边距
   ============================================================ */
.page-head-contact { padding-bottom: 14px; }
.contact-main-sec { padding: 12px 0 0; }
.contact-flow-sec { padding: 30px 0 0; }
.contact-faq-sec { padding: 34px 0 44px; }

/* 常见问题：紧凑折叠问答 */
.faq-compact { gap: 6px; }
.faq-compact .faq-item summary { padding: 11px 14px; font-size: .95rem; align-items: center; }
.faq-compact .faq-icon { font-size: 1.05rem; }
.faq-compact .faq-body { padding: 0 14px 12px; }
.faq-compact .faq-body p { font-size: .9rem; }

@media (min-width: 640px) {
  .page-head-contact { padding-bottom: 16px; }
  .contact-main-sec { padding-top: 14px; }
  /* 紧凑左右两栏：左 邮箱 + 两个按钮，右「联系时可以提供」 */
  .contact-panel { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 22px; align-items: start; }
  .contact-email-addr { font-size: 1.28rem; }
  .contact-flow-sec { padding-top: 34px; }
  .contact-faq-sec { padding: 44px 0 52px; }
}

@media (min-width: 980px) {
  /* 沟通流程在左、真实照片在右（两栏高度接近，避免大片空白） */
  .contact-flow-wrap { grid-template-columns: minmax(0, 1fr) minmax(0, .78fr); gap: 34px; }
  .contact-flow-sec { padding-top: 38px; }
  .contact-faq-sec { padding-top: 50px; }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* ============================================================
   询盘页：快速询盘（6 项）
   压缩字段间距与留白，PC 端尽量一屏内完成；视觉重点在表单。
   必须放在文件末尾，以覆盖前面 .page-head / .sec / .field 的断点内边距。
   ============================================================ */
.page-head-inquiry { padding: 16px 0 14px; }
.page-head-inquiry .lead { max-width: none; }
.sec.qi-sec { padding-top: 12px; }

.qi-form { padding: 16px; }
.qi-form .field { margin-bottom: 9px; }
.qi-form .field label { margin-bottom: 4px; }
.qi-form .field input, .qi-form .field select { min-height: 42px; }
.qi-form .field textarea { padding: 9px 12px; }
.qi-form .fs { margin: 0 0 9px; }
.qi-form .fs legend { padding-bottom: 4px; margin-bottom: 7px; font-size: .92rem; }
.qi-form .hint { margin-top: 4px; line-height: 1.35; }
.qi-form .form-status:empty { min-height: 0; }

/* ① 想采购什么：比普通输入框大一点，但不成块成大卡片 */
.qi-form textarea { min-height: 0; }
.qi-form .qi-main textarea { min-height: 62px; }
.qi-form #other_req { min-height: 52px; }

/* 桌面/平板：短字段两列并排，进一步压缩纵向高度 */
.qi-2col { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0 14px; }

/* ② 上传：格式说明作为第二行小字 */
.hint-xs { display: block; margin-top: 2px; font-size: .72rem; line-height: 1.3; }

/* ③ 预算：金额 + 币种 同行紧凑；说明整行放在成对行下方，避免半栏折成两行 */
.qi-budget { grid-template-columns: minmax(0, 1fr) 104px; gap: 8px; }
.qi-form .qi-hint-row { margin: 0 0 9px; }

/* ⑤ 电话：国家/地区 ｜ 号码 同行 */
.phone-row { display: grid; grid-template-columns: minmax(0, 52%) auto minmax(0, 1fr); gap: 8px; align-items: center; }
.phone-row .phone-cc { text-overflow: ellipsis; }
.phone-sep { color: var(--navy-100); font-size: 1rem; line-height: 1; text-align: center; }

/* 隐私勾选与提交按钮：桌面并排，手机上下堆叠 */
.qi-submit-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 9px; align-items: start; }
.qi-form .privacy-box { padding: 8px 12px; margin-bottom: 0; }
.qi-form .check { font-size: .87rem; }
.qi-form .form-actions { gap: 6px; }

/* 右侧「透明的工作方式」保留但压缩 */
.qi-sec .form-aside { gap: 10px; }
.qi-sec .aside-card { padding: 13px 14px; }
.qi-sec .aside-card h3 { font-size: .95rem; margin-bottom: 9px; }
.qi-sec .aside-list { gap: 9px; }
.qi-sec .aside-list strong { font-size: .87rem; margin-bottom: 2px; }
.qi-sec .aside-list span { font-size: .8rem; line-height: 1.45; }
.qi-sec .aside-card-note p { font-size: .8rem; line-height: 1.45; }

@media (min-width: 640px) {
  .page-head-inquiry { padding: 18px 0 16px; }
  .sec.qi-sec { padding-top: 14px; }
  .qi-form { padding: 18px; }
  .qi-form .field { margin-bottom: 9px; }
  .qi-form .field input, .qi-form .field select { min-height: 40px; }
  /* 平板：表单占满整行（侧栏下移），短字段两列并排，避免窄栏挤压电话组件 */
  .qi-sec .form-wrap { grid-template-columns: minmax(0, 1fr); }
  .qi-2col { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  /* 预算列略宽，保证「例如：5 USD/件 或 10–15 USD/件」不被截断 */
  .qi-2col.qi-2col-budget { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
  .qi-budget { grid-template-columns: minmax(0, 1fr) 112px; }
  .qi-submit-row { grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; }
  .qi-submit-row .form-actions { min-width: 208px; }
  .qi-submit-row .form-status { text-align: right; }
}

@media (min-width: 980px) {
  .page-head-inquiry { padding: 18px 0 16px; }
  .sec.qi-sec { padding-top: 12px; }
  .qi-form { padding: 16px 20px; }
  .qi-sec .form-wrap { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: start; }
  .qi-budget { grid-template-columns: minmax(0, 1fr) 118px; }
}

/* ============================================================
   采购范围页 v2：品类下拉菜单 + 采购方向搜索结果
   1) .cat-dd*  —— 自定义下拉：限制高度、超出滚动，适配手机
   2) .sdir-*   —— 搜索后按「采购方向」展示（简洁标签 + 橙色询盘按钮）
   放在文件末尾，以覆盖前面 .filter-bar-compact 的列定义
   ============================================================ */

/* ---------- 品类下拉 ---------- */
.cat-dd { position: relative; min-width: 0; }
.cat-dd-btn {
  width: 100%; min-height: 46px; display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 12px 13px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  background: #fff; font: inherit; font-size: 16px; line-height: 1.2; color: var(--ink);
  cursor: pointer; text-align: left;
}
.cat-dd-btn:focus-visible { border-color: var(--navy-700); outline: none; box-shadow: 0 0 0 3px rgba(29, 78, 216, .12); }
.cat-dd-label { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cat-dd-caret {
  flex: 0 0 auto; width: 0; height: 0;
  border-left: 5px solid transparent; border-right: 5px solid transparent;
  border-top: 6px solid var(--muted); transition: transform .16s;
}
.cat-dd.is-open .cat-dd-caret { transform: rotate(180deg); }
.cat-dd-panel {
  position: absolute; z-index: 60; top: calc(100% + 4px); left: 0; right: 0;
  max-height: 292px; overflow-y: auto; -webkit-overflow-scrolling: touch;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg); padding: 5px;
}
.cat-dd-panel[hidden] { display: none; }
.cat-dd-opt {
  display: block; width: 100%; text-align: left; padding: 9px 11px;
  border: 0; background: transparent; font: inherit; font-size: .94rem; line-height: 1.4;
  color: var(--ink); border-radius: 6px; cursor: pointer;
}
.cat-dd-opt:hover, .cat-dd-opt:focus { background: var(--navy-50); }
.cat-dd-opt[aria-selected="true"] { background: var(--navy-50); color: var(--navy-900); font-weight: 700; }
.cat-dd-opt-other {
  margin-top: 4px; padding-top: 12px; border-top: 1px solid var(--line-2);
  border-radius: 0 0 6px 6px; color: var(--orange-600); font-weight: 700;
}

/* ---------- 采购方向结果区 ---------- */
.sdir-list { display: flex; flex-direction: column; gap: 14px; }
.sdir-block, .sdir-generic {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); padding: 18px 20px;
}
.sdir-head { margin-bottom: 12px; }
.sdir-title { font-size: 1.16rem; line-height: 1.35; margin: 0 0 6px; color: var(--navy-900); }
.sdir-lead { margin: 0; color: var(--ink-2); font-size: .93rem; line-height: 1.6; max-width: 78ch; }
.sdir-generic-title { margin: 0 0 6px; font-size: 1.08rem; line-height: 1.4; font-weight: 800; color: var(--navy-900); }
.sdir-generic-body { margin: 0; color: var(--ink-2); font-size: .93rem; line-height: 1.6; max-width: 78ch; }

/* 采购方向：简洁标签，点击直接进入快速询盘 */
.dir-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.dir-chip {
  display: inline-flex; align-items: center;
  padding: 7px 13px; border: 1px solid var(--navy-100); border-radius: 999px;
  background: var(--navy-50); color: var(--navy-900);
  font-size: .88rem; font-weight: 600; line-height: 1.3; text-decoration: none;
  transition: background .16s, border-color .16s, color .16s;
}
.dir-chip:hover, .dir-chip:focus { background: var(--orange-50); border-color: var(--orange); color: var(--orange-600); }

/* 询盘按钮：网站现有橙色 */
.sdir-actions { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 10px; }
.sdir-actions .btn { justify-content: center; }

/* 搜索区 2×2 的列/区域定义见文件末尾（覆盖前面按行堆叠的旧定义） */

@media (min-width: 980px) {
  .sdir-block, .sdir-generic { padding: 20px 24px; }
  .sdir-title { font-size: 1.24rem; }
}

/* 目录专属品类（数据库暂无案例图）：不显示空网格，仅给说明 + 询盘入口 */
.cat-block-empty {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px;
  padding: 14px 16px; margin-top: 4px;
  background: var(--orange-50); border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
}
.cat-block-empty-tip { margin: 0; color: var(--ink-2); font-size: .95rem; }
.cat-block-empty .btn { margin-left: auto; }
@media (max-width: 640px) {
  .cat-block-empty { flex-direction: column; align-items: stretch; }
  .cat-block-empty .btn { margin-left: 0; width: 100%; text-align: center; }
}

/* 搜索区 2×2 排列（仅调整排列，不改尺寸/间距/配色）：
   第一行：输入框 ｜ 搜索
   第二行：全部品类下拉 ｜ 查找采购方向
   两个按钮同宽同高、右侧上下对齐；输入框与下拉左侧上下对齐。
   基础规则已在 .filter-bar-compact 定义处给出，此处只补 980px 以上的列宽。 */
@media (min-width: 980px) {
  .filter-bar-compact { grid-template-columns: minmax(0, 1fr) minmax(0, 132px); padding: 10px; }
}

/* ============================================================
   预约工厂考察页（/:lang/visit）
   与「提交采购需求」完全独立的页面：复用询盘页的字段/侧栏/按钮令牌，
   只新增 .visit-* 类；宽度、圆角、字体、颜色沿用全站变量。
   ============================================================ */
.page-head-visit { padding: 16px 0 14px; }
.page-head-visit .lead { max-width: none; }
.sec.visit-sec { padding-top: 12px; }

/* 表单：沿用 .qi-form 的紧凑节奏 */
.visit-form { padding: 16px; }
.visit-form .field { margin-bottom: 9px; }
.visit-form .field label { margin-bottom: 4px; }
.visit-form .field input, .visit-form .field select { min-height: 42px; }
.visit-form .field textarea { padding: 9px 12px; min-height: 0; }
/* ① 想考察什么：与询盘页首字段一致，略高于普通输入框 */
.visit-form #visit_what { min-height: 62px; }
.visit-form #visit_note { min-height: 52px; }
.visit-form .fs { margin: 0 0 9px; }
.visit-form .fs legend { padding-bottom: 4px; margin-bottom: 7px; font-size: .92rem; }
.visit-form .hint { margin-top: 4px; line-height: 1.35; }
.visit-form .form-status:empty { min-height: 0; }
.visit-form .privacy-box { padding: 8px 12px; margin-bottom: 0; }
.visit-form .check { font-size: .87rem; }
.visit-form .form-actions { gap: 6px; }

/* 右侧「我们可以协助」：✓ 列表，尺寸沿用 .qi-sec 的压缩侧栏 */
.visit-sec .form-aside { gap: 10px; }
.visit-sec .aside-card { padding: 13px 14px; }
.visit-sec .aside-card h3 { font-size: .95rem; margin-bottom: 9px; }
.visit-aside-list { list-style: none; display: flex; flex-direction: column; gap: 9px; margin: 0; padding: 0; }
.visit-aside-list li {
  display: grid; grid-template-columns: auto minmax(0, 1fr);
  gap: 8px; align-items: start;
  font-size: .86rem; line-height: 1.45; color: var(--ink-2);
}
.visit-aside-ic {
  flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; margin-top: 1px;
  border-radius: 50%; background: var(--orange-50); color: var(--orange-600);
  font-size: .68rem; font-weight: 800; line-height: 1;
}

@media (min-width: 640px) {
  .page-head-visit { padding: 18px 0 16px; }
  .sec.visit-sec { padding-top: 14px; }
  .visit-form { padding: 18px; }
  .visit-form .field input, .visit-form .field select { min-height: 40px; }
  .visit-sec .form-wrap { grid-template-columns: minmax(0, 1fr); }
}

@media (min-width: 980px) {
  .page-head-visit { padding: 18px 0 16px; }
  .sec.visit-sec { padding-top: 12px; }
  .visit-form { padding: 16px 20px; }
  .visit-sec .form-wrap { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: start; }
}