/* ==========================================================================
   B2B 询盘站 · 首页样式
   决策来源：页面清单与模块矩阵.md §4
     D-07 色板 token（纯白底 + 单一深蓝）   D-08 卡片常态无阴影，hairline 替代
     D-09 字体 Instrument Sans + Inter     D-02 移动端 88svh + 底栏滑入
     D-05 Hero 桌面/移动双裁切              D-12 导航 5 项 + 常驻 CTA
   ========================================================================== */

/* --- D-09 自托管字体（无公共 CDN） ------------------------------------- */
@font-face {
  font-family: 'Instrument Sans';
  font-style: normal;
  font-weight: 400 700;
  font-stretch: 100%;
  font-display: swap;
  src: url('../fonts/InstrumentSans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('../fonts/Inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --- D-07 色板 token ---------------------------------------------------- */
:root {
  /* 居家暖调：纯白改成暖白，冷蓝改成陶土。产品是放客厅/卧室的小家电，
     冷调（#FFFFFF + #16436C + #F8F8F8）读起来像工业厂房，与使用场景脱节。
     文字对比度同时收口：原 #94A3B8 在白底只有 2.56:1，正文级小字必须 ≥4.5:1。 */
  --color-bg: #FAF7F2;
  --color-surface: #F2EDE6;
  --color-ink-900: #2A2521;
  --color-ink-600: #635B53;
  --color-ink-400: #6E655D;
  --color-hairline: #E4DBCC;
  --color-line: #D6C8B6;
  --color-accent: #8E5230;
  --color-accent-soft: #9C5F39;
  --color-sage: #6F7F63;
  --color-sage-ink: #5C6B52;

  --font-display: 'Instrument Sans', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  --container: 1240px;
  --gutter: clamp(20px, 4vw, 48px);
  --section-y: 64px;
  --quote-bar-h: 56px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* 区块节奏固定落在 8px 栅格上：64 / 88 / 104。
   原值 clamp(64px,9vw,144px) 在 1440 实测算出 129.6px —— 既不是 8 的倍数，
   相邻内容间距也变成 259px，46px 的 H2 浮在过大的空白里。 */
@media (min-width: 900px)  { :root { --section-y: 88px; } }
@media (min-width: 1280px) { :root { --section-y: 104px; } }

/* --- reset ------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink-900);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 400; margin: 0; letter-spacing: -0.02em; line-height: 1.08; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: 2px; }

/* --- 布局工具 ----------------------------------------------------------- */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.section--surface { background: var(--color-surface); }
.hairline { border: 0; border-top: 1px solid var(--color-hairline); margin: 0; }
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--color-accent); color: #fff; padding: 10px 16px;
}
.skip-link:focus { left: var(--gutter); top: 8px; }

.eyebrow {
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--color-sage-ink); font-weight: 500; margin-bottom: 20px;
}
.section__head { max-width: 720px; margin-bottom: clamp(40px, 5vw, 72px); }
.section__title { font-size: clamp(28px, 3.4vw, 46px); }
.section__lead { color: var(--color-ink-600); margin-top: 20px; font-size: 17px; max-width: 60ch; }

/* --- 按钮（唯一交互色 = --color-accent） -------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 24px; border: 1px solid transparent;
  border-radius: 2px; font-family: var(--font-body); font-weight: 500; font-size: 15px;
  cursor: pointer; transition: background-color .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--primary:hover { background: var(--color-accent-soft); }
.btn--ghost { background: transparent; color: var(--color-ink-900); border-color: var(--color-ink-400); }
.btn--ghost:hover { border-color: var(--color-ink-900); }
.btn--on-image { background: var(--color-accent); color: #fff; }
.btn--on-image-ghost { background: rgba(255,255,255,.10); color: #fff; border-color: rgba(255,255,255,.55); backdrop-filter: blur(2px); }
.btn--on-image-ghost:hover { background: rgba(255,255,255,.20); border-color: #fff; }
.btn--sm { min-height: 40px; padding: 0 16px; font-size: 14px; }

.link-arrow { color: var(--color-accent); font-weight: 500; font-size: 15px; display: inline-flex; gap: 6px; align-items: center; }
.link-arrow::after { content: "→"; transition: transform .18s var(--ease); }
.link-arrow:hover::after { transform: translateX(3px); }

/* --- 4.1 页头导航（D-12：5 项 + 常驻 CTA + 询价单入口） ----------------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-hairline);
}
.header__inner {
  display: flex; align-items: center; gap: clamp(20px, 3vw, 44px);
  min-height: 68px;
}
.logo { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: 17px; letter-spacing: -0.01em; white-space: nowrap; }
.logo__mark { width: 22px; height: 22px; flex: none; }
.nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 34px); margin-left: auto; }
.nav__item { position: relative; }
.nav__link {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 15px; color: var(--color-ink-900); padding: 22px 0;
  border-bottom: 2px solid transparent; transition: border-color .18s var(--ease), color .18s var(--ease);
}
.nav__link:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.nav__caret { width: 8px; height: 8px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); }
/* Products 巨型下拉磁贴 */
.mega {
  position: absolute; top: 100%; left: -24px; width: 560px; padding: 28px;
  background: var(--color-bg); border: 1px solid var(--color-hairline);
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px 24px;
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity .16s var(--ease), transform .16s var(--ease), visibility .16s;
}
.nav__item:hover .mega, .nav__item:focus-within .mega { opacity: 1; visibility: visible; transform: none; }
.mega a { padding: 12px 0; border-bottom: 1px solid var(--color-hairline); display: block; }
.mega a:hover strong { color: var(--color-accent); }
.mega strong { display: block; font-size: 15px; font-weight: 500; }
.mega span { display: block; font-size: 13px; color: var(--color-ink-600); margin-top: 3px; }
.header__actions { display: flex; align-items: center; gap: 14px; }
.cart-link { position: relative; display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: var(--color-ink-600); }
.cart-link__count {
  min-width: 19px; height: 19px; padding: 0 5px; border-radius: 10px;
  background: var(--color-accent); color: #fff; font-size: 11px; font-weight: 600;
  display: inline-grid; place-items: center; line-height: 1;
}
.cart-link__count[hidden] { display: none; }
.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--color-hairline); background: none; border-radius: 2px; cursor: pointer; }
.burger span { display: block; width: 18px; height: 1.5px; background: var(--color-ink-900); margin: 4px auto; }

/* --- 4.2 Hero（D-01 单张静态 · D-05 双裁切 · D-02 高度） ---------------- */
.hero { position: relative; display: grid; align-content: end; overflow: hidden; background: var(--color-surface); }
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 42%; }
/* 叠字对比度保障（非装饰渐变）。
   原来只有底部纵向 scrim，而这块 hero 照片左侧是浅米色墙面（截图像素灰度中位 168），
   74px 白字实测只有 2.10–2.38:1，连大字号 3:1 都不过。补一层横向 scrim，
   并把色相从纯黑改成暖褐，压暗的同时不把"明亮居家"变成"夜景"。 */
.hero__media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(26,20,14,.56) 0%, rgba(26,20,14,.28) 46%, rgba(26,20,14,0) 82%),
    linear-gradient(180deg, rgba(26,20,14,0) 30%, rgba(26,20,14,.5) 100%);
}
.hero__inner { position: relative; width: 100%; padding-block: clamp(48px, 8vh, 120px); }
.hero__text { max-width: 620px; }
.hero__title { font-size: clamp(34px, 4.6vw + 12px, 74px); color: #fff; text-wrap: balance; }
.hero__sub { color: rgba(255,255,255,.88); font-size: clamp(15px, 1.1vw + 6px, 19px); margin-top: 24px; max-width: 52ch; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero__facts {
  margin-top: 36px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.28);
  color: rgba(255,255,255,.82); font-size: 13px; letter-spacing: .01em;
}
.hero__facts span + span::before { content: " · "; margin-inline: 6px; color: rgba(255,255,255,.5); }

/* D-02：移动端 88svh / 桌面 82svh，用 svh 不用 vh */
.hero { min-height: 82svh; }
@media (max-width: 767px) {
  .hero { min-height: 88svh; }
  .hero__media img { object-position: 62% 50%; }
}
@media (max-height: 700px) { .hero { min-height: auto; } }

/* D-02：移动端底栏常驻询盘条，滚过首屏后滑入 */
.quote-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  background: var(--color-bg); border-top: 1px solid var(--color-hairline);
  padding: 10px var(--gutter) calc(10px + var(--safe-bottom));
  transform: translateY(115%); transition: transform .26s var(--ease);
}
body.show-quote-bar .quote-bar { transform: none; }
.quote-bar__inner { max-width: var(--container); margin-inline: auto; display: flex; align-items: center; gap: 14px; }
.quote-bar__text { font-size: 14px; color: var(--color-ink-600); margin-right: auto; }
.quote-bar .btn { width: auto; }
@media (min-width: 768px) { .quote-bar { display: none; } }
@media (prefers-reduced-motion: reduce) { .quote-bar { transition: none; } }

/* --- 4.3 信任数字行（D-13：未确认数值不渲染） --------------------------- */
.trust { border-bottom: 1px solid var(--color-hairline); }
.trust__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.trust__item { padding: 34px 28px 34px 0; border-right: 1px solid var(--color-hairline); }
.trust__item:last-child { border-right: 0; }
.trust__item:not(:first-child) { padding-left: 28px; }
.trust__num { font-family: var(--font-display); font-size: clamp(30px, 3vw, 44px); letter-spacing: -0.03em; }
.trust__label { font-size: 14px; color: var(--color-ink-600); margin-top: 6px; }
.trust__source { font-size: 12px; color: var(--color-ink-400); margin-top: 10px; }

/* --- 4.4 分类入口（发丝线分隔，无卡片阴影 D-08） ------------------------ */
.cats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--color-hairline); }
.cats__item {
  padding: 30px 26px 30px 0; border-bottom: 1px solid var(--color-hairline);
  border-right: 1px solid var(--color-hairline); display: flex; flex-direction: column; gap: 12px;
}
.cats__item:not(:first-child) { padding-left: 26px; }
.cats__item:last-child { border-right: 0; }
.cats__num { font-size: 12px; color: var(--color-ink-400); letter-spacing: .1em; }
.cats__name { font-family: var(--font-display); font-size: 21px; }
.cats__desc { font-size: 14px; color: var(--color-ink-600); flex: 1; }

/* --- 4.5 精选产品（hairline 卡，无阴影；价格位显示 MOQ D-03） ---------- */
.products__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--color-hairline); border: 1px solid var(--color-hairline); }
.pcard { background: var(--color-bg); padding: 0; display: flex; flex-direction: column; }
/* 产品图到位前：用几何器物剪影 + 柔光占位。
   原来是一整片 #F8F8F8 灰块里写一行 PRODUCT IMAGE，6 张卡占掉卡片 49% 的高度，
   读起来是"图没加载出来"。剪影是纯 CSS，不引入任何图片或依赖，真实产品图直接换 <img> 即可。 */
.pcard__media {
  aspect-ratio: 4 / 3;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: radial-gradient(120% 88% at 50% 108%, #E7DDCE 0%, #F3EDE3 46%, #FBF7F1 100%);
}
.pcard__media::before {
  content: "";
  width: 33%;
  aspect-ratio: 3 / 4;
  border-radius: 48% 48% 20% 20% / 30% 30% 14% 14%;
  background: linear-gradient(168deg, #FFFCF7 0%, #F2E9DC 52%, #DBCCB8 100%);
  box-shadow:
    inset 0 -14px 26px rgba(150, 124, 96, .16),
    inset 0 8px 14px rgba(255, 255, 255, .9),
    0 22px 34px -20px rgba(96, 74, 52, .42);
}
/* 雾：交代"加湿/香薰"这个品类属性，同时把空媒体区填成有内容的画面 */
.pcard__media::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 16%;
  width: 44%;
  height: 32%;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(255, 255, 255, .95), rgba(255, 255, 255, 0) 76%);
  filter: blur(2px);
  pointer-events: none;
}
.pcard__media span {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}
.pcard__body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.pcard__name { font-family: var(--font-display); font-size: 19px; }
.pcard__type { font-size: 13px; color: var(--color-ink-400); }
.pcard__specs { font-size: 13px; color: var(--color-ink-600); border-top: 1px solid var(--color-hairline); padding-top: 12px; margin-top: auto; }
.pcard__specs div { display: flex; justify-content: space-between; gap: 12px; padding: 3px 0; }
.pcard__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }
.pcard__moq { font-size: 13px; color: var(--color-ink-600); }

/* --- 4.6 Why us --------------------------------------------------------- */
.why { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 88px); align-items: start; }
.why__body p + p { margin-top: 18px; }
.why__body { color: var(--color-ink-600); font-size: 17px; }
.why__list { border-top: 1px solid var(--color-hairline); }
.why__list li { padding: 20px 0; border-bottom: 1px solid var(--color-hairline); display: flex; gap: 16px; }
.why__list strong { display: block; font-weight: 500; color: var(--color-ink-900); font-size: 15px; }
.why__list span { font-size: 14px; color: var(--color-ink-600); }
.why__idx { font-size: 12px; color: var(--color-ink-400); padding-top: 3px; min-width: 22px; }

/* --- 4.7 认证（按市场枚举） -------------------------------------------- */
.certs { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--color-hairline); }
.certs__item { padding: 26px 24px 26px 0; border-bottom: 1px solid var(--color-hairline); border-right: 1px solid var(--color-hairline); }
.certs__item:not(:first-child) { padding-left: 24px; }
.certs__item:last-child { border-right: 0; }
.certs__market { font-size: 13px; color: var(--color-ink-400); letter-spacing: .08em; text-transform: uppercase; }
.certs__names { font-family: var(--font-display); font-size: 20px; margin-top: 10px; }
.certs__note { font-size: 12px; color: var(--color-ink-400); margin-top: 12px; }

/* --- 4.8 FAQ ------------------------------------------------------------ */
.faq { border-top: 1px solid var(--color-hairline); }
.faq details { border-bottom: 1px solid var(--color-hairline); }
.faq summary {
  cursor: pointer; list-style: none; padding: 24px 40px 24px 0; position: relative;
  font-family: var(--font-display); font-size: 18px; letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 8px; top: 50%; width: 9px; height: 9px;
  border-right: 1.5px solid var(--color-ink-600); border-bottom: 1.5px solid var(--color-ink-600);
  transform: translateY(-70%) rotate(45deg); transition: transform .18s var(--ease);
}
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq__answer { padding: 0 40px 26px 0; color: var(--color-ink-600); font-size: 16px; max-width: 78ch; }

/* --- 4.9 询盘表单（D-06：8 字段 / 5 必填 / 2 下拉 + 蜜罐 + reCAPTCHA） -- */
.inquiry { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(32px, 5vw, 80px); align-items: start; }
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; }
.field label { font-size: 14px; font-weight: 500; color: var(--color-ink-900); }
.field .req { color: var(--color-accent); margin-left: 2px; }
.field input, .field select, .field textarea {
  font: inherit; font-size: 15px; color: var(--color-ink-900);
  background: var(--color-bg); border: 1px solid var(--color-hairline);
  border-radius: 2px; padding: 12px 14px; min-height: 46px; width: 100%;
}
.field input::placeholder { color: var(--color-ink-400); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--color-accent); outline: none; }
.field__hint { font-size: 12px; color: var(--color-ink-400); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
.form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__captcha {
  border: 1px solid var(--color-hairline); padding: 16px 18px; font-size: 13px;
  color: var(--color-ink-600); display: flex; align-items: center; gap: 10px; margin: 6px 0 20px;
}
.form__captcha .box { width: 18px; height: 18px; border: 1.5px solid var(--color-ink-400); flex: none; }
.form__consent { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--color-ink-600); margin-bottom: 14px; }
.form__consent input { width: auto; min-height: 0; margin-top: 3px; }
.form__privacy { font-size: 13px; color: var(--color-ink-400); margin-bottom: 20px; }
.form__privacy a { color: var(--color-accent); border-bottom: 1px solid currentColor; }
.form__actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
/* 原生 file 控件的按钮文案跟浏览器语言走（中文环境显示「选择文件」），
   在英文站上是刺眼的一处越界，也带一圈自带边框。改为隐藏原生控件、
   用 label 自绘按钮，文件名由 site.js 回填。 */
.file-drop {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px;
  border: 1px solid var(--color-line); border-radius: 2px; padding: 18px 20px;
  font-size: 13px; color: var(--color-ink-600); background: #fff; cursor: pointer;
  transition: border-color .18s, background .18s;
}
.file-drop:hover, .file-drop:focus-within { border-color: var(--color-accent-soft); background: #FFFDFA; }
.file-drop input[type="file"] {
  position: absolute; width: 1px; height: 1px; min-height: 0; padding: 0;
  border: 0; opacity: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}
.file-drop__btn {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 18px;
  font-size: 13px; font-weight: 500; color: var(--color-ink-900);
  background: var(--color-surface); border: 1px solid var(--color-line); border-radius: 2px;
  transition: background .18s, border-color .18s;
}
.file-drop:hover .file-drop__btn { background: var(--color-line); }
.file-drop__name { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-drop__name[data-has-file] { color: var(--color-ink-900); font-weight: 500; }
.file-drop .field__hint { flex: 1 0 100%; margin: 0; color: var(--color-ink-400); }
/* 询价单区块（D-04：Quote Cart 非空时显示） */
.rcart { border: 1px solid var(--color-hairline); margin-bottom: 20px; }
.rcart[hidden] { display: none; }
.rcart__head { display: flex; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--color-hairline); font-size: 13px; color: var(--color-ink-600); }
.rcart__row { display: grid; grid-template-columns: 1fr 92px 32px; gap: 12px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--color-hairline); }
.rcart__row:last-child { border-bottom: 0; }
.rcart__name { font-size: 14px; }
.rcart__qty input { min-height: 38px; padding: 6px 10px; font-size: 14px; }
.rcart__del { background: none; border: 0; cursor: pointer; color: var(--color-ink-400); font-size: 16px; line-height: 1; }

/* --- 4.10 页脚（全量站点地图，学 Levoit） ----------------------------- */
.footer { border-top: 1px solid var(--color-hairline); padding-block: clamp(48px, 6vw, 84px) 28px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; }
.footer h4 { font-family: var(--font-body); font-size: 13px; font-weight: 500; color: var(--color-ink-400); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 16px; }
.footer li { margin-bottom: 10px; }
.footer li a { font-size: 14px; color: var(--color-ink-600); }
.footer li a:hover { color: var(--color-accent); }
.footer__lang { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--color-hairline); display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; font-size: 13px; color: var(--color-ink-600); }
.footer__lang a { color: var(--color-ink-600); }
.footer__lang a[aria-current="true"] { color: var(--color-ink-900); font-weight: 500; }
.footer__legal { margin-top: 22px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--color-ink-400); }

/* --- D-13 未确认数据位：预览态虚线标出，生产态不渲染 ------------------- */
html[data-mode="prod"] [data-pending] { display: none !important; }
/* 待确认标记改成淡底而不是虚线 outline：outline 加在 inline span 上会碎成多个小方框
   互相压字（products 的 TL;DR 最明显），淡底对块级与行内都成立，也不喧宾夺主。 */
html[data-mode="preview"] [data-pending] { outline: none; }
/* 整块淡底会让文字贴边、并与卡片底色撞在一起；块级改用左侧细色条，
   行内（span/p 等）保留一点淡底，两者都不画虚线。 */
html[data-mode="preview"] span[data-pending],
html[data-mode="preview"] p[data-pending],
html[data-mode="preview"] strong[data-pending] { background: rgba(214, 200, 182, .28); border-radius: 3px }
/* 用负外边距把色条推到正文左边界之外，文字仍与其他区块逐像素对齐。 */
html[data-mode="preview"] section[data-pending],
html[data-mode="preview"] table[data-pending],
html[data-mode="preview"] div[data-pending]:not(.tldr) {
  margin-left: clamp(-20px, -1.4vw, -12px);
  padding-left: clamp(12px, 1.4vw, 20px);
  box-shadow: inset 3px 0 0 rgba(154, 91, 53, .3);
}
/* 预览角标：原来 320×67 固定左下、z-index 60 高于 header，
   每屏都压在正文上（contact 页实测压住 "Send an enquiry" 标题）。
   收紧成右下角小胶囊，并降到 header 之下。 */
.preview-badge {
  position: fixed; right: 14px; bottom: calc(14px + var(--safe-bottom)); z-index: 40;
  background: rgba(42, 37, 33, .84); color: #fff; font-size: 11px; line-height: 1.45;
  padding: 6px 10px; max-width: min(240px, 62vw); border-radius: 8px;
  backdrop-filter: blur(6px);
}
html[data-mode="prod"] .preview-badge { display: none; }

/* --- 响应式 ------------------------------------------------------------- */
@media (max-width: 1024px) {
  .nav, .cart-link span.cart-link__label { display: none; }
  .burger { display: block; margin-left: auto; }
  .header__actions { margin-left: 0; }
  .why { grid-template-columns: 1fr; }
  .inquiry { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 767px) {
  .trust__grid { grid-template-columns: 1fr 1fr; }
  .trust__item { padding: 24px 18px 24px 0; }
  .trust__item:nth-child(2n) { border-right: 0; }
  .trust__item:not(:first-child) { padding-left: 0; }
  .trust__item:nth-child(2n) { padding-left: 18px; }
  .cats { grid-template-columns: 1fr; }
  .cats__item { border-right: 0; padding: 22px 0 !important; }
  .products__grid { grid-template-columns: 1fr; }
  .certs { grid-template-columns: 1fr 1fr; }
  .certs__item { padding: 20px 16px 20px 0; }
  .certs__item:not(:first-child) { padding-left: 0; }
  .certs__item:nth-child(2n) { padding-left: 16px; border-right: 0; }
  .form__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .hero__title { max-width: 22ch; }
  body { padding-bottom: var(--quote-bar-h); }
}

/* --- 预览专用元素：生产模式隐藏 ----------------------------------------- */
html[data-mode="prod"] .preview-only { display: none; }
.logo__mark { color: var(--color-accent); }

/* --- 移动端抽屉导航（沿用品牌站行为） ----------------------------------- */
.drawer {
  position: fixed; inset: 68px 0 0; z-index: 45; background: var(--color-bg);
  border-top: 1px solid var(--color-hairline); padding: 8px var(--gutter) 48px;
  overflow-y: auto; opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
}
body.drawer-open .drawer { opacity: 1; visibility: visible; transform: none; }
body.drawer-open { overflow: hidden; }
.drawer__group { border-bottom: 1px solid var(--color-hairline); }
.drawer__group summary {
  padding: 16px 0; font-family: var(--font-display); font-size: 18px;
  cursor: pointer; list-style: none; position: relative;
}
.drawer__group summary::-webkit-details-marker { display: none; }
.drawer__group summary::after {
  content: ""; position: absolute; right: 6px; top: 20px; width: 8px; height: 8px;
  border-right: 1.5px solid var(--color-ink-600); border-bottom: 1.5px solid var(--color-ink-600);
  transform: rotate(45deg);
}
.drawer__group a { display: block; padding: 11px 0 11px 2px; font-size: 15px; color: var(--color-ink-600); }
.drawer__group > a { font-family: var(--font-display); font-size: 18px; color: var(--color-ink-900); }
.drawer__cta { margin-top: 24px; display: grid; gap: 10px; }
@media (min-width: 1025px) { .drawer { display: none; } }

/* --- demo 模式：注入同行基准区间的示例值，逐处标注 SAMPLE ------------------ */
html[data-mode="demo"] [data-pending] { outline: none; }
html[data-mode="demo"] .preview-badge { display: none; }
.sample-chip {
  display: inline-block; margin-left: 6px; padding: 1px 5px;
  font-family: var(--font-body); font-size: 9px; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase; line-height: 1.5;
  color: var(--color-ink-600); border: 1px solid var(--color-ink-400);
  border-radius: 2px; vertical-align: middle; white-space: nowrap;
}
html[data-mode="preview"] .sample-chip,
html[data-mode="prod"] .sample-chip { display: none; }

/* QA 覆盖层专用（不属于 D-07 设计系统：这是防误上线的警示标识，故意用警示色） */
.demo-badge {
  position: fixed; left: 14px; bottom: calc(14px + var(--safe-bottom)); z-index: 60;
  background: #7A2E1E; color: #fff; font-size: 12px; line-height: 1.45;
  padding: 9px 13px; max-width: 380px; border-radius: 2px;
}
.demo-badge[hidden] { display: none !important; }
.demo-badge code { font-family: ui-monospace, monospace; font-size: 11px; }

/* ==========================================================================
   法律 / 长文页（privacy、terms）——沿用同一套 token，无卡片阴影
   ========================================================================== */
.legal { padding-block: clamp(44px, 6vw, 96px) }
.legal__head { max-width: 760px; margin-bottom: clamp(30px, 4vw, 52px) }
.legal__title { font-size: clamp(30px, 3.6vw, 48px) }
.legal__meta { margin-top: 16px; font-size: 14px; color: var(--color-ink-600); display: flex; flex-wrap: wrap; gap: 6px 18px }
.legal__toc {
  border-top: 1px solid var(--color-hairline); border-bottom: 1px solid var(--color-hairline);
  padding: 22px 0; margin-bottom: clamp(32px, 4vw, 52px);
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px 32px;
}
.legal__toc li { display: flex; gap: 10px; font-size: 14px }
.legal__toc span { color: var(--color-ink-400); min-width: 18px }
.legal__toc a { color: var(--color-ink-600) }
.legal__toc a:hover { color: var(--color-accent) }
.legal section { max-width: 760px }
.legal section + section { margin-top: clamp(34px, 4vw, 58px) }
.legal h2 { font-size: clamp(20px, 1.9vw, 26px); margin-bottom: 16px; scroll-margin-top: 92px }
.legal h3 { font-family: var(--font-body); font-size: 15px; font-weight: 500; margin: 22px 0 8px; letter-spacing: 0 }
.legal p, .legal li { color: var(--color-ink-600); font-size: 16px }
.legal p + p, .legal p + ul, .legal ul + p, .legal table + p { margin-top: 14px }
.legal ul { margin-top: 14px; display: grid; gap: 10px }
.legal ul li { padding-left: 18px; position: relative }
.legal ul li::before { content: ""; position: absolute; left: 0; top: .62em; width: 5px; height: 1px; background: var(--color-ink-400) }
.legal table { width: 100%; border-collapse: collapse; margin-top: 20px; font-size: 14px }
.legal th, .legal td { text-align: left; padding: 12px 16px 12px 0; border-bottom: 1px solid var(--color-hairline); vertical-align: top; color: var(--color-ink-600) }
.legal th { font-family: var(--font-body); font-weight: 500; color: var(--color-ink-900); font-size: 12px; letter-spacing: .06em; text-transform: uppercase }
.legal__note {
  border-left: 2px solid var(--color-accent); padding: 3px 0 3px 16px;
  margin-top: 20px; font-size: 14px; color: var(--color-ink-600); max-width: 760px;
}
.legal__contact { border: 1px solid var(--color-hairline); padding: 22px 24px; margin-top: 22px; max-width: 760px }
.legal__contact dl { display: grid; grid-template-columns: 180px 1fr; gap: 10px 20px; font-size: 15px; margin: 0 }
.legal__contact dt { color: var(--color-ink-400); font-size: 14px }
.legal__contact dd { margin: 0; color: var(--color-ink-600) }
.legal__back { margin-top: clamp(34px, 4vw, 56px); padding-top: 24px; border-top: 1px solid var(--color-hairline) }
@media (max-width: 767px) {
  .legal__toc { grid-template-columns: 1fr }
  .legal__contact dl { grid-template-columns: 1fr; gap: 4px 0 }
  .legal__contact dt { margin-top: 10px }
}

/* ==========================================================================
   PDP（产品详情页）——沿用同一套 token；规格与对比一律用原生 table（GEO §3.3/3.2）
   ========================================================================== */
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13px; color: var(--color-ink-400); margin-bottom: clamp(20px, 2.4vw, 30px) }
.breadcrumb a { color: var(--color-ink-600) }
.breadcrumb a:hover { color: var(--color-accent) }
.breadcrumb li::after { content: "/"; margin-left: 8px; color: var(--color-ink-400) }
.breadcrumb li:last-child::after { content: "" }

.pdp { padding-block: clamp(26px, 3vw, 40px) clamp(56px, 7vw, 100px) }
.pdp__top { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(26px, 4vw, 60px); align-items: start }
@media (max-width: 1023px) { .pdp__top { grid-template-columns: 1fr } }

.gallery__main { border: 1px solid var(--color-hairline); background: var(--color-surface); aspect-ratio: 4 / 3; display: grid; place-items: center }
.gallery__main span { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--color-ink-400) }
.gallery__thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--color-hairline); border: 1px solid var(--color-hairline); border-top: 0 }
.gallery__thumbs button { background: var(--color-bg); border: 0; aspect-ratio: 1; cursor: pointer; font-size: 11px; color: var(--color-ink-400) }
.gallery__thumbs button[aria-current="true"] { outline: 2px solid var(--color-accent); outline-offset: -2px }

.pdp__title { font-size: clamp(26px, 2.7vw, 40px) }
.pdp__sub { margin-top: 14px; color: var(--color-ink-600); font-size: 16px }
.tldr { border-left: 2px solid var(--color-sage); padding: 2px 0 2px 18px; margin-top: 26px; max-width: 64ch }
.tldr h2 { font-family: var(--font-body); font-size: 12px; font-weight: 500; letter-spacing: .09em; text-transform: uppercase; color: var(--color-ink-400); margin-bottom: 10px }
.tldr p { color: var(--color-ink-600); font-size: 16px }
.keyfacts {
  margin-top: 24px; border: 1px solid var(--color-hairline); background: #fff;
  padding: 4px clamp(16px, 1.6vw, 22px);
}
.keyfacts div { display: flex; justify-content: space-between; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--color-hairline); font-size: 14px }
.keyfacts div:last-child { border-bottom: 0 }
.keyfacts span:first-child { color: var(--color-ink-600) }
.keyfacts span:last-child { font-weight: 500; text-align: right }
.pdp__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px }
.pdp__note { margin-top: 14px; font-size: 13px; color: var(--color-ink-400); max-width: 54ch }

.block { margin-top: clamp(46px, 5.5vw, 84px) }
.block__title { font-size: clamp(22px, 2.1vw, 32px) }
.block__lead { margin-top: 14px; color: var(--color-ink-600); font-size: 16px; max-width: 72ch }
.block__head { margin-bottom: clamp(20px, 2.4vw, 34px); max-width: 780px }

/* 规格表：原生 table，两列标签/值 */
.table-scroll { overflow-x: auto }
.spec { width: 100%; border-collapse: collapse; font-size: 15px }
.spec caption { text-align: left; color: var(--color-ink-400); font-size: 13px; padding-bottom: 12px }
.spec th, .spec td { text-align: left; padding: 13px 20px 13px 0; border-bottom: 1px solid var(--color-hairline); vertical-align: top }
.spec th { width: 46%; font-weight: 400; color: var(--color-ink-600) }
.spec td { color: var(--color-ink-900) }

/* 对比表 */
.compare { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 660px }
.compare th, .compare td { padding: 13px 16px; border-bottom: 1px solid var(--color-hairline); text-align: left; vertical-align: top }
.compare thead th { font-family: var(--font-body); font-size: 12px; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; color: var(--color-ink-400) }
.compare tbody th { font-weight: 400; color: var(--color-ink-600) }
.compare tr.is-current td { color: var(--color-accent); font-weight: 500 }

/* 流程步骤：有序列表（GEO §3.4） */
.steps ol { counter-reset: step; display: grid; gap: 18px; margin: 0; padding: 0; list-style: none }
.steps li { display: grid; grid-template-columns: 34px 1fr; gap: 14px; padding-bottom: 18px; border-bottom: 1px solid var(--color-hairline) }
.steps li::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-size: 12px; color: var(--color-ink-400); padding-top: 3px }
.steps strong { display: block; font-weight: 500; font-size: 15px }
.steps span { display: block; font-size: 14px; color: var(--color-ink-600); margin-top: 4px }

/* 资料下载 */
.downloads { border-top: 1px solid var(--color-hairline) }
.downloads a { display: flex; align-items: center; gap: 14px; padding: 17px 0; border-bottom: 1px solid var(--color-hairline) }
.downloads strong { font-weight: 500; font-size: 15px }
.downloads em { color: var(--color-ink-400); font-size: 13px; font-style: normal; margin-left: auto; white-space: nowrap }
.downloads a:hover strong { color: var(--color-accent) }

.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--color-hairline); border: 1px solid var(--color-hairline) }
@media (max-width: 767px) { .related { grid-template-columns: 1fr } }

/* --- 未确认的字段值（data-fact）-------------------------------------------
   preview：虚线标出，提示「这里等客户给值」
   demo   ：由 JS 换成示例值并挂 SAMPLE 标（去掉虚线）
   prod   ：保留模板中作者写的默认文本（真实取值应由 CMS 注入）          */
html[data-mode="preview"] [data-fact] { outline: none; background: rgba(214, 200, 182, .22); border-radius: 3px }
html[data-mode="demo"] [data-fact] { outline: none; background: none }

/* ==========================================================================
   分类页 / 列表页
   注意：筛选、排序、分页全部渲染为 <a href="?..."> 真链接——
   GEO §1 明确约 75% 的 AI 爬虫不执行 JS，链接式才可被抓取。
   ========================================================================== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--color-hairline); border: 1px solid var(--color-hairline) }
@media (max-width: 1023px) { .grid-3 { grid-template-columns: repeat(2, 1fr) } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr } }

.filters { border-top: 1px solid var(--color-hairline); border-bottom: 1px solid var(--color-hairline); padding: 18px 0; display: grid; gap: 14px }
.filters__row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px }
.filters__label { font-family: var(--font-body); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--color-ink-400); min-width: 92px }
.chip {
  display: inline-flex; align-items: center; min-height: 34px; padding: 0 13px;
  border: 1px solid var(--color-hairline); border-radius: 2px; font-size: 14px; color: var(--color-ink-600);
}
.chip:hover { border-color: var(--color-ink-400); color: var(--color-ink-900) }
.chip[aria-current="true"] { background: var(--color-accent); border-color: var(--color-accent); color: #fff }
.chip[aria-current="true"]:hover { color: #fff }

.pager { display: flex; align-items: center; gap: 10px; margin-top: 30px; flex-wrap: wrap }
.pager a, .pager span.pager__gap {
  min-width: 40px; min-height: 40px; display: grid; place-items: center;
  border: 1px solid var(--color-hairline); font-size: 14px; color: var(--color-ink-600);
}
.pager a[aria-current="true"] { border-color: var(--color-accent); color: var(--color-accent); font-weight: 500 }
.pager__more { margin-left: auto; border: 0 !important; color: var(--color-accent) !important; font-weight: 500 }
.pager__note { font-size: 12px; color: var(--color-ink-400); margin-top: 12px }

.cta-band {
  display: flex; flex-wrap: wrap; align-items: center; gap: 20px; justify-content: space-between;
  border-top: 1px solid var(--color-hairline); border-bottom: 1px solid var(--color-hairline);
  padding-block: clamp(26px, 3.2vw, 42px);
}
.cta-band p { color: var(--color-ink-600); margin-top: 10px; font-size: 15px; max-width: 58ch }

.intlinks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(24px, 4vw, 60px) }
.intlinks h2 { font-size: 18px; margin-bottom: 14px }
.intlinks ul { border-top: 1px solid var(--color-hairline) }
.intlinks li { border-bottom: 1px solid var(--color-hairline) }
.intlinks a { display: block; padding: 13px 0; font-size: 15px; color: var(--color-ink-600) }
.intlinks a:hover { color: var(--color-accent) }
@media (max-width: 767px) { .intlinks { grid-template-columns: 1fr; gap: 32px } .filters__label { min-width: 100% } }

/* --- 分类卡带图版（产品总览页用）----------------------------------------- */
.cats__media {
  aspect-ratio: 4 / 3; background: var(--color-surface);
  border: 1px solid var(--color-hairline); display: grid; place-items: center; margin-bottom: 6px;
}
.cats__media span { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--color-ink-400) }
@media (max-width: 767px) { .cats__media { aspect-ratio: 16 / 9 } }

/* --- 痛点区块（商用方案页：问题式 H2 + 直答）------------------------------ */
.pains { border-top: 1px solid var(--color-hairline) }
.pains article { padding: 26px 0; border-bottom: 1px solid var(--color-hairline); max-width: 820px }
.pains h2 { font-size: clamp(19px, 1.9vw, 25px); margin-bottom: 14px }
.pains p { color: var(--color-ink-600); font-size: 16px }
.pains p + p { margin-top: 12px }
.pains strong { color: var(--color-ink-900); font-weight: 500 }

/* --- 入口卡（按买家类型）------------------------------------------------ */
.buyers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--color-hairline); border: 1px solid var(--color-hairline) }
.buyers a { background: var(--color-bg); padding: 26px 24px 28px; display: flex; flex-direction: column; gap: 10px }
.buyers a:hover .buyers__name { color: var(--color-accent) }
.buyers__tag { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--color-ink-400) }
.buyers__name { font-family: var(--font-display); font-size: 20px }
.buyers__desc { font-size: 14px; color: var(--color-ink-600); flex: 1 }
@media (max-width: 767px) { .buyers { grid-template-columns: 1fr } }

/* ==========================================================================
   询价单页 / 联系页
   ========================================================================== */
.qlist { border-top: 1px solid var(--color-hairline) }
.qline {
  display: grid; grid-template-columns: 88px 1fr auto auto; gap: 18px;
  align-items: center; padding: 16px 0; border-bottom: 1px solid var(--color-hairline);
}
.qline__media {
  aspect-ratio: 1; background: var(--color-surface); border: 1px solid var(--color-hairline);
  display: grid; place-items: center; font-size: 10px; letter-spacing: .06em;
  text-transform: uppercase; color: var(--color-ink-400); text-align: center; padding: 4px;
}
.qline__name { font-family: var(--font-display); font-size: 17px }
.qline__type { font-size: 13px; color: var(--color-ink-400); margin-top: 4px }

/* 数量步进器 */
.qstep { display: inline-flex; align-items: center; border: 1px solid var(--color-hairline) }
.qstep button {
  width: 38px; height: 42px; background: none; border: 0; cursor: pointer;
  font-size: 17px; line-height: 1; color: var(--color-ink-600);
}
.qstep button:hover { color: var(--color-accent) }
.qstep input {
  width: 58px; height: 42px; border: 0; border-inline: 1px solid var(--color-hairline);
  text-align: center; font: inherit; font-size: 14px; color: var(--color-ink-900); background: var(--color-bg);
}
.qline__del {
  background: none; border: 0; cursor: pointer; color: var(--color-ink-400);
  font-size: 20px; line-height: 1; padding: 6px 8px;
}
.qline__del:hover { color: var(--color-ink-900) }
.qsum { display: flex; justify-content: space-between; gap: 16px; padding: 16px 0 0; font-size: 14px; color: var(--color-ink-600) }

/* 空状态 / 提交成功 */
.empty {
  border: 1px solid var(--color-hairline); background: var(--color-surface);
  padding: clamp(44px, 5vw, 60px) clamp(28px, 4vw, 48px); text-align: center; max-width: 620px;
}
.empty h2 { font-size: 21px; margin-bottom: 12px }
.empty p { color: var(--color-ink-600); font-size: 15px; margin-bottom: 22px; max-width: 46ch; margin-inline: auto }
.empty p:last-child { margin-bottom: 0; margin-top: 22px }
.success { border: 1px solid var(--color-hairline); padding: 36px 30px; max-width: 660px }
.success h2 { font-size: 25px; margin-bottom: 14px }
.success p { color: var(--color-ink-600); font-size: 16px }
.success p + p { margin-top: 12px }
.success .field__hint { margin-top: 18px }

@media (max-width: 767px) {
  .qline { grid-template-columns: 64px 1fr auto; gap: 12px 14px; align-items: start }
  .qline__media { grid-row: 1 / 3; width: 64px }
  .qline__main { grid-column: 2; grid-row: 1 }
  .qline__del { grid-column: 3; grid-row: 1; align-self: start }
  .qstep { grid-column: 2 / 4; grid-row: 2; justify-self: start }
}

/* --- 搜索结果列表 / 404 --- */
.searchbar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: clamp(20px, 2.4vw, 30px) }
.searchbar input[type="search"] {
  flex: 1 1 280px; min-height: 48px; padding: 0 16px; font: inherit; font-size: 16px;
  color: var(--color-ink-900); background: var(--color-bg);
  border: 1px solid var(--color-hairline); border-radius: 2px;
}
.searchbar input[type="search"]:focus { border-color: var(--color-accent); outline: none }

.sres { border-top: 1px solid var(--color-hairline) }
.sres li { border-bottom: 1px solid var(--color-hairline); padding: 16px 0 }
.sres a { font-family: var(--font-display); font-size: 17px }
.sres a:hover { color: var(--color-accent) }
.sres__type { font-family: var(--font-body); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--color-ink-400); margin-left: 10px; white-space: nowrap }
.sres__desc { font-size: 14px; color: var(--color-ink-600); margin-top: 6px; max-width: 78ch }

/* ==========================================================================
   分类页移动端筛选抽屉（§2.3）
   要点：抽屉只是「显示形态」。筛选链接始终存在于 HTML 中，爬虫照常可遍历；
   且只有 JS 生效时才加 js-filters 类，无 JS 时筛选行保持可见，不依赖 JS 才可用。
   ========================================================================== */
.filters__mobile { display: none }
.filters__close { display: none; background: none; border: 0; cursor: pointer; color: var(--color-ink-600); font-size: 14px }
.filters__close:hover { color: var(--color-accent) }
.filters__grip { display: none }
.filters__backdrop {
  position: fixed; inset: 0; z-index: 54; background: rgba(10, 12, 16, .42);
  opacity: 0; visibility: hidden; transition: opacity .2s var(--ease), visibility .2s;
}
body.filters-open .filters__backdrop { opacity: 1; visibility: visible }
body.filters-open { overflow: hidden }

@media (max-width: 767px) {
  html.js-filters .filters__mobile { display: flex; gap: 12px; align-items: center; margin-bottom: 18px }
  html.js-filters .filters {
    display: grid; position: fixed; inset: auto 0 0 0; z-index: 55;
    background: var(--color-bg); border-top: 1px solid var(--color-hairline); border-bottom: 0;
    padding: 12px var(--gutter) calc(26px + var(--safe-bottom));
    max-height: 80svh; overflow-y: auto;
    transform: translateY(110%); transition: transform .26s var(--ease);
  }
  html.js-filters .filters.is-open { transform: none }
  html.js-filters .filters__close { display: inline-flex }
  html.js-filters .filters__grip { display: block; width: 42px; height: 4px; border-radius: 2px; background: var(--color-hairline); margin: 0 auto 14px }
}
@media (prefers-reduced-motion: reduce) { html.js-filters .filters { transition: none } }

/* --- QA 覆盖层必须「点击穿透」---------------------------------------------
   它们是固定定位的信息条（preview / demo 提示），目的是提示，不是交互。
   实测：曾遮挡 quote.html 底部的 Submit 按钮（自动化报 occluded，鼠标点击 2/2 次无效，
   而键盘提交正常）。固定覆盖层拦截点击属实现缺陷，故一律 pointer-events: none。   */
.preview-badge, .demo-badge { pointer-events: none; }

/* --- SAMPLE 标需要两侧间距 -------------------------------------------------
   demo 注入时用 textContent 替换整段文本，会吃掉模板里写在标签内的空格，
   导致标识紧贴后文（实测 H1 出现 "XX-0000sampleTop-Fill"）。故右侧补 6px。 */
.sample-chip { margin-right: 6px; }

/* ==========================================================================
   v2 · 居家暖调改版追加层（只覆盖，不改上方原始块）
   ========================================================================== */

/* 375 用的是 hero-mobile.jpg：文字压在白色机身与亮窗帘上。
   横向 scrim 到 82% 就归零，移动端完全不生效 ⇒ 实测标题 2.79:1、副文案 2.10:1。
   移动端改用纵向 scrim，把底部（文字所在带）压到 0.86。 */
@media (max-width: 767px) {
  .hero__media::after {
    background:
      linear-gradient(180deg, rgba(26,20,14,0) 6%, rgba(26,20,14,.62) 56%, rgba(26,20,14,.92) 100%);
  }
  /* 375 下角标实测 232×107，压住 contact 的 "Send an enquiry"。
     小屏只留 PREVIEW 短胶囊，说明文字收起。 */
  .preview-badge {
    font-size: 10px; padding: 4px 9px; border-radius: 999px;
    max-width: none; right: 10px; bottom: calc(10px + var(--safe-bottom));
  }
  .preview-badge__more { display: none; }
  /* 375 下 header 四件套挤成两行：CTA 实测 116×48 被压折行。
     小屏把 CTA 文案收短，并禁止换行。 */
  .header__actions .btn { white-space: nowrap; }
}

@media (max-width: 420px) {
  .header__actions .btn--primary { padding-inline: 12px; font-size: 13px; }
}

/* 内页原先没有 drawer，≤1024 时 .nav 隐藏后整站零导航。
   drawer 结构与 index 对齐后由 assets/js/site.js 统一驱动。 */
.drawer { /* 保持原样式，仅确保隐藏态不占位 */ }

/* 副文案在 375 下实测 p95 只有 4.37（差 0.13 到 4.5）。
   照片左下角仍有亮斑扫过，提高文字自身不透明度比继续压暗画面更划算——不损失居家明亮感。 */
.hero__sub { color: rgba(255, 255, 255, .95); }
.hero__facts { color: rgba(255, 255, 255, .9); }

/* 2 列表格（about 里程碑）在 375 下被全局 min-width:660 强制横滚、表头被裁。
   窄表允许收缩；多列规格表仍保留横滚。 */
@media (max-width: 767px) {
  .compare--narrow { min-width: 0; width: 100%; }
  .compare--narrow th, .compare--narrow td { padding: 11px 10px; }
  /* contact 空值兜底：右列无内容时整块重心压左 */
  .legal__contact dd { max-width: 44ch; }
}

/* contact「Company details」：单列 760px 靠左、右侧 400px 纯空白，且 6 行全是占位符时
   整块读作「没加载出来」。改成「事实卡 + 说明栏」双栏，右栏用真实可写内容配平重心。 */
.cgrid { display: grid; grid-template-columns: 1fr; gap: 22px; align-items: start }
@media (min-width: 900px) { .cgrid { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) } }
.cnotes { border: 1px solid var(--color-hairline); background: var(--color-surface); padding: 22px 24px }
.cnotes__title { font-family: var(--font-display); font-size: 17px; margin-bottom: 14px }
.cnotes ul { display: grid; gap: 9px; margin: 0 }
.cnotes li { position: relative; padding-left: 16px; font-size: 15px; color: var(--color-ink-600); line-height: 1.55 }
.cnotes li::before { content: ""; position: absolute; left: 0; top: .7em; width: 5px; height: 1px; background: var(--color-accent-soft) }
.cnotes__foot { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--color-hairline); font-size: 14px; color: var(--color-ink-400) }

/* 375 下 footer 从 976px 降到 ~800px：品牌块独占整行（原来和 Products 挤在
   151px 半栏里，描述折成 6 行把整行撑到 212px），链接列保持 2×2。 */
@media (max-width: 767px) {
  .footer__grid { gap: 26px 24px; }
  .footer__grid > div:first-child { grid-column: 1 / -1; }
  .footer__grid > div:first-child p { max-width: none; }
  .footer h4 { margin-bottom: 12px; }
  .footer li { margin-bottom: 8px; }
  .footer__lang { margin-top: 30px; }
}