@charset "UTF-8";
/* ==========================================================================
   Brookline — 家纺 B2B 展示主题
   视觉语言：大图 + 大量留白 + 细线 + 无衬线大字标题
   RTL 全部使用逻辑属性（inline/block），不做 row-reverse 反转
   ========================================================================== */

:root {
  --ink: #14110f;
  --ink-2: #3c3833;
  --muted: #726c63;
  --line: #e5e1d9;
  --line-2: #efece5;
  --paper: #ffffff;
  --cream: #f8f5ef;
  --sand: #ece7dd;
  --accent: #33463c;
  --radius: 2px;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia,
           "Songti SC", "Noto Serif SC", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica,
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans Arabic",
          Tahoma, Arial, sans-serif;

  --pad: clamp(20px, 5vw, 64px);
  --sec-y: clamp(56px, 8vw, 112px);
  --wrap: 1320px;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; border: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; line-height: 1.14; letter-spacing: -.018em; }
p { margin: 0; }
dl, dd, dt { margin: 0; }
input { font: inherit; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
body.nav-open { overflow: hidden; }

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); }

/* ---------- type helpers ---------- */
.eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}
.eyebrow-light { color: rgba(255, 255, 255, .82); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover { background: #2f2a26; }
.btn-paper { background: #fff; color: var(--ink); }
.btn-paper:hover { background: var(--sand); }
.btn-line { color: #fff; border-color: rgba(255, 255, 255, .62); background: transparent; }
.btn-line:hover { background: #fff; color: var(--ink); border-color: #fff; }
.btn-sm { padding: 11px 22px; font-size: 11px; }
.btn-block { width: 100%; padding-block: 18px; }

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ink);
  transition: gap .25s ease, opacity .25s ease;
}
.link-more:hover { gap: 16px; opacity: .72; }
.link-sm { font-size: 11px; }
.arw { display: inline-block; transition: transform .25s ease; }
[dir="rtl"] .arw { transform: scaleX(-1); }

/* ==========================================================================
   公告条
   ========================================================================== */
.announce {
  background: var(--ink);
  color: #fff;
  font-size: 11.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.announce-in {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 40px;
  padding-block: 9px;
  text-align: center;
  flex-wrap: wrap;
}
.announce-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: #c8bda6;
  flex: none;
}
.announce-a {
  display: inline-flex; align-items: center; gap: 6px;
  color: #d9cfbb;
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease;
}
.announce-a:hover { border-bottom-color: #d9cfbb; }

/* ==========================================================================
   头部
   ========================================================================== */
.site-head {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(150%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.head-in {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 74px;
}

.logo { display: inline-flex; align-items: baseline; gap: 10px; flex: none; }
.logo-cn {
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 600;
  letter-spacing: .06em;
}
.logo-en {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--muted);
}

/* 导航 */
.nav { justify-self: center; }
.nav-cta, .nav-mail { display: none; }
.nav-list { display: flex; align-items: center; gap: clamp(14px, 2vw, 30px); }
.nav-list > li { position: relative; }
.nav-list > li > a {
  display: block;
  padding-block: 26px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--ink-2);
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.nav-list > li > a:hover,
.nav-list > li.current-menu-item > a,
.nav-list > li.current-menu-ancestor > a {
  color: var(--ink);
  border-bottom-color: var(--ink);
}
.nav-list .sub-menu {
  position: absolute;
  inset-block-start: 100%;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  min-width: 210px;
  padding: 10px 0;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 18px 40px -22px rgba(20, 17, 15, .35);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease, visibility .2s ease;
  z-index: 20;
}
[dir="rtl"] .nav-list .sub-menu { transform: translateX(50%); }
.nav-list li:hover > .sub-menu { opacity: 1; visibility: visible; }
.nav-list .sub-menu a {
  display: block;
  padding: 9px 22px;
  font-size: 13px;
  color: var(--ink-2);
  transition: background-color .18s ease, color .18s ease;
}
.nav-list .sub-menu a:hover { background: var(--cream); color: var(--ink); }

/* 工具区 */
.tools { display: flex; align-items: center; gap: 14px; justify-self: end; }

.lang-switch { position: relative; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 12px;
  font-size: 11.5px;
  letter-spacing: .1em;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .2s ease;
}
.lang-btn:hover { border-color: var(--ink); }
.lang-code { font-weight: 700; font-size: 11px; letter-spacing: .08em; }
.lang-name { color: var(--muted); }
.caret { font-size: 9px; color: var(--muted); }
.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  inset-inline-end: 0;
  min-width: 190px;
  padding: 8px 0;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 18px 40px -22px rgba(20, 17, 15, .35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
  z-index: 30;
}
/* 按钮与菜单之间 8px 的空隙用一层透明区域填平：
   鼠标从按钮滑向菜单时不会穿过“无主地带”而让菜单提前收起 */
.lang-menu::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 100%;
  height: 10px;
}
/* 鼠标悬停展开只在真正有指针的设备上生效：
   触屏浏览器点击后会残留「粘滞 hover」，会让菜单点第二次也关不掉 */
@media (hover: hover) and (pointer: fine) {
  .lang-switch:hover .lang-menu {
    opacity: 1;
    visibility: visible;
    transform: none;
  }
}
.lang-switch.open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.lang-menu a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 18px;
  font-size: 13px;
  color: var(--ink-2);
}
.lang-menu a:hover { background: var(--cream); }

/* 汉堡 */
.burger { display: none; align-items: center; gap: 8px; padding: 8px 0; }
.burger span {
  display: block; width: 18px; height: 1px; background: var(--ink);
  box-shadow: 0 5px 0 var(--ink);
  transition: transform .2s ease;
}
.burger em {
  font-style: normal; font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--muted); margin-inline-start: 4px;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  display: grid;
  align-content: end;
  min-height: clamp(520px, 74vh, 780px);
  background: #221f1c;
  overflow: hidden;
}
.hero-media { position: absolute; inset: 0; }
.hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 62%;
}
.hero-shade {
  position: absolute; inset: 0;
  background: linear-gradient(0deg,
    rgba(9, 7, 5, .90) 0%,
    rgba(9, 7, 5, .72) 26%,
    rgba(9, 7, 5, .38) 52%,
    rgba(9, 7, 5, .08) 78%,
    rgba(9, 7, 5, 0) 100%);
}
.hero-in {
  position: relative;
  z-index: 2;
  width: 100%;
  color: #fff;
  padding-block: clamp(48px, 7vw, 92px);
  max-width: 1040px;
}
.hero-h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.8rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -.03em;
  margin-bottom: 22px;
  max-width: 20ch;
  text-shadow: 0 2px 30px rgba(0, 0, 0, .3);
}
.hero-h1 em {
  display: block;
  margin-block-start: 4px;
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -.005em;
}
html[lang^="zh"] .hero-h1 em { font-style: normal; letter-spacing: .01em; }
.hero-p {
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.68;
  color: rgba(255, 255, 255, .84);
  max-width: 56ch;
  margin-bottom: 34px;
}
.hero-btns { display: flex; flex-wrap: wrap; gap: 12px; }

/* ==========================================================================
   信任条
   ========================================================================== */
.promises { border-bottom: 1px solid var(--line); }
.promises-in {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.promise {
  padding: 34px clamp(12px, 2vw, 28px) 34px 0;
  border-inline-end: 1px solid var(--line-2);
}
.promise:last-child { border-inline-end: 0; }
.promise h3 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .01em;
  margin-bottom: 6px;
}
.promise p { font-size: 13px; color: var(--muted); line-height: 1.55; }

/* ==========================================================================
   区块通用
   ========================================================================== */
.sec { padding-block: var(--sec-y); scroll-margin-top: 92px; }
.sec-cream { background: var(--cream); }
.sec-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 52px); }
.sec-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  margin-bottom: 14px;
  letter-spacing: -.026em;
}
.sec-head p { color: var(--muted); font-size: 15px; line-height: 1.7; max-width: 60ch; }
.sec-head-center { margin-inline: auto; text-align: center; }
.sec-head-center p { margin-inline: auto; }
.sec-head-split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  max-width: none;
  flex-wrap: wrap;
}
.sec-head-split > div { max-width: 640px; }

/* ==========================================================================
   分类网格
   ========================================================================== */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(10px, 1.6vw, 22px);
}
.cat { display: block; }
.cat-media {
  display: block;
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--sand);
}
.cat-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s cubic-bezier(.2, .7, .3, 1);
}
.cat:hover .cat-img { transform: scale(1.045); }
.cat-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-block: 14px 0;
}
.cat-label strong { font-size: 14px; font-weight: 600; letter-spacing: .01em; }
.cat-label em { font-style: normal; font-size: 12px; color: var(--muted); }
.cat:hover .cat-label strong { text-decoration: underline; text-underline-offset: 4px; }

/* ==========================================================================
   产品卡
   ========================================================================== */
.prod-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(16px, 2.2vw, 32px) clamp(10px, 1.6vw, 22px);
}
.prod-grid-plp { grid-template-columns: repeat(4, 1fr); }
.card { display: flex; flex-direction: column; }
.card-media {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--cream);
  border-radius: var(--radius);
}
.card-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s cubic-bezier(.2, .7, .3, 1);
}
.card:hover .card-img { transform: scale(1.04); }
.card-tag {
  position: absolute;
  inset-block-start: 12px;
  inset-inline-start: 12px;
  padding: 5px 10px;
  background: rgba(255, 255, 255, .94);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.card-body { padding-block: 16px 0; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card-title { font-size: 15px; font-weight: 600; letter-spacing: -.005em; line-height: 1.35; }
.card-title a:hover { text-decoration: underline; text-underline-offset: 3px; }
.card-desc {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-block-start: auto;
  padding-block-start: 10px;
}
.swatches { display: inline-flex; gap: 6px; align-items: center; }
.swatches i {
  width: 11px; height: 11px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(20, 17, 15, .12);
  display: block;
}
.card-spec { font-size: 11px; letter-spacing: .03em; color: var(--muted); }

/* ==========================================================================
   编辑式内容块
   ========================================================================== */
.edit-in {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(28px, 5vw, 76px);
}
.edit-media { overflow: hidden; background: var(--sand); }
.edit-img { width: 100%; aspect-ratio: 5 / 6; object-fit: cover; }
.edit-txt { max-width: 470px; }
.edit-txt h2 {
  font-size: clamp(1.6rem, 2.7vw, 2.35rem);
  line-height: 1.14;
  margin-bottom: 18px;
  letter-spacing: -.026em;
}
.edit-txt p {
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-2);
  margin-bottom: 28px;
}
.edit-rev .edit-media { order: 2; }
.edit-rev .edit-txt { order: 1; justify-self: end; }

/* ==========================================================================
   数据 & 能力
   ========================================================================== */
.figures {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid var(--line);
  margin-bottom: clamp(44px, 6vw, 76px);
}
.figure {
  padding: 32px 0;
  text-align: center;
  border-inline-end: 1px solid var(--line-2);
}
.figure:last-child { border-inline-end: 0; }
.figure dt {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.4vw, 2.9rem);
  line-height: 1;
  letter-spacing: -.02em;
  margin-bottom: 10px;
}
.figure dd {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.cap-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.cap-idx {
  display: block;
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.cap-col h3 { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.cap-col p { font-size: 13.5px; color: var(--muted); line-height: 1.62; }

/* ==========================================================================
   流程
   ========================================================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: clamp(16px, 2.4vw, 32px);
  counter-reset: none;
}
.step { position: relative; padding-block-start: 22px; border-top: 1px solid var(--ink); }
.step-n {
  display: block;
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
  margin-bottom: 10px;
}
.step h3 { font-size: 14px; font-weight: 600; margin-bottom: 6px; line-height: 1.4; }
.step p { font-size: 12.5px; color: var(--muted); line-height: 1.55; }

/* ==========================================================================
   CTA
   ========================================================================== */
.sec-cta { padding-block: 0 var(--sec-y); }
.cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  padding: clamp(36px, 5vw, 64px);
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
}
.cta h2 {
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  margin-bottom: 10px;
  letter-spacing: -.02em;
}
.cta p { color: rgba(255, 255, 255, .78); font-size: 14.5px; max-width: 58ch; }

/* ==========================================================================
   订阅
   ========================================================================== */
.sec-news { border-top: 1px solid var(--line); padding-block: clamp(44px, 6vw, 80px); }
.news-in {
  display: grid;
  grid-template-columns: 1fr minmax(auto, 460px);
  align-items: center;
  gap: 32px;
}
.news-txt h2 { font-size: clamp(1.3rem, 2vw, 1.7rem); margin-bottom: 8px; letter-spacing: -.02em; }
.news-txt p { color: var(--muted); font-size: 14px; }
.news-form { display: flex; gap: 10px; }
.news-form input {
  flex: 1;
  min-width: 0;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  font-size: 14px;
}
.news-form input:focus { outline: none; border-color: var(--ink); }

/* ==========================================================================
   页脚
   ========================================================================== */
.site-foot { background: var(--cream); border-top: 1px solid var(--line); padding-block: clamp(48px, 6vw, 84px) 26px; }
.foot-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1fr 1.1fr;
  gap: clamp(24px, 3vw, 48px);
  padding-bottom: clamp(36px, 5vw, 60px);
}
.logo-foot { margin-bottom: 16px; }
.foot-tag {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}
.foot-about { font-size: 13px; line-height: 1.72; color: var(--ink-2); max-width: 34ch; }
.foot-col h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 16px;
}
.foot-col li { margin-bottom: 10px; }
.foot-col a, .foot-contact li {
  font-size: 13px;
  color: var(--ink-2);
  transition: color .2s ease;
}
.foot-col a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.foot-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-block-start: 22px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: .02em;
}
.foot-links { display: flex; gap: 20px; }
.foot-links a:hover { color: var(--ink); }

/* ==========================================================================
   内页头部
   ========================================================================== */
.page-head { padding-block: clamp(40px, 6vw, 80px) clamp(24px, 3vw, 40px); }
.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.crumb a:hover { color: var(--ink); }
.page-head h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -.03em;
  margin-bottom: 14px;
}
.page-head-desc { color: var(--muted); font-size: 15.5px; max-width: 62ch; line-height: 1.72; }

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-block: 4px 26px;
  border-bottom: 1px solid var(--line);
}
.chip {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--ink-2);
  transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip.is-on { background: var(--ink); border-color: var(--ink); color: #fff; }

.plp { padding-block: clamp(28px, 4vw, 48px) clamp(56px, 7vw, 96px); }
.empty-note { color: var(--muted); font-size: 15px; padding-block: 40px; }

/* 分页 */
.pager { margin-block-start: clamp(36px, 5vw, 64px); }
.pager .nav-links { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.pager .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding-inline: 12px;
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-2);
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}
.pager .page-numbers:hover { border-color: var(--ink); color: var(--ink); }
.pager .page-numbers.current { background: var(--ink); border-color: var(--ink); color: #fff; }
.pager .dots { border: 0; }

/* ==========================================================================
   产品详情
   ========================================================================== */
.crumb-pdp { padding-block: clamp(24px, 3vw, 40px) 0; }
.pdp {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 64px);
  padding-block: clamp(20px, 3vw, 36px) clamp(48px, 6vw, 88px);
  align-items: start;
}
.pdp-media { position: sticky; top: 96px; }
.pdp-main {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--cream);
  border-radius: var(--radius);
}
.pdp-img { width: 100%; height: 100%; object-fit: cover; }
.pdp-thumbs {
  position: relative;
  margin-block-start: 10px;
}
.pdp-thumbs-track {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
  padding-block: 2px;
}
.pdp-thumbs-track::-webkit-scrollbar { height: 6px; }
.pdp-thumbs-track::-webkit-scrollbar-thumb { background: var(--line); border-radius: 3px; }
.pdp-thumbs-track::-webkit-scrollbar-track { background: transparent; }
/* 数量 ≤4：隐藏滚动条，靠 flex 自然排布 */
.pdp-thumbs:not(.has-nav) .pdp-thumbs-track { overflow: hidden; }
.pdp-thumb-btn {
  flex: 0 0 calc((100% - 30px) / 4);  /* 默认一次可见约 4 张（3 个 10px 间距） */
  min-width: 64px;
  display: block;
  padding: 0;
  margin: 0;
  border: 0;
  background: none;
  border-radius: var(--radius);
  cursor: pointer;
  overflow: hidden;
  transition: box-shadow .18s ease;
}
.pdp-thumb-btn:hover { box-shadow: 0 0 0 2px var(--line); }
.pdp-thumb-btn.is-on { box-shadow: 0 0 0 2px var(--ink); }
.pdp-thumb-btn:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.pdp-thumb {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--cream);
  border-radius: var(--radius);
}

/* 图册左右箭头：仅在 .has-nav（缩略图 >4 张）时出现 */
.pdp-thumbs-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 34px;
  height: 34px;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, .92);
  color: var(--ink);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .12);
}
.pdp-thumbs.has-nav .pdp-thumbs-arrow { display: flex; }
.pdp-thumbs-prev { left: 2px; }
.pdp-thumbs-next { right: 2px; }
.pdp-thumbs-arrow:hover { background: #fff; }
.pdp-thumbs-arrow:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.pdp-thumbs-arrow[disabled] { opacity: .3; cursor: default; box-shadow: none; }
.pdp-info { padding-block-start: 6px; }
.pdp-info h1 {
  font-size: clamp(1.7rem, 2.8vw, 2.4rem);
  letter-spacing: -.028em;
  margin-bottom: 14px;
}
.pdp-lead { font-size: 15px; line-height: 1.72; color: var(--ink-2); margin-bottom: 22px; }
.pdp-colors {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-block: 16px;
  border-block: 1px solid var(--line);
  margin-bottom: 22px;
}
.pdp-colors span:last-child { font-size: 12px; color: var(--muted); letter-spacing: .04em; }
.pdp-specs { margin-bottom: 26px; }
.pdp-specs > div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  padding-block: 11px;
  border-bottom: 1px solid var(--line-2);
  font-size: 13px;
}
.pdp-specs dt { color: var(--muted); letter-spacing: .04em; }
.pdp-specs dd { color: var(--ink-2); }
.pdp-note { font-size: 12px; color: var(--muted); margin-block-start: 12px; text-align: center; }
.pdp-body { margin-block-start: 32px; }

/* 商品标签（详情页底部可点击药丸） */
.pdp-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-block-start: 26px;
  padding-block-start: 22px;
  border-top: 1px solid var(--line);
}
.pdp-tags-label { font-size: 12.5px; letter-spacing: .04em; color: var(--muted); margin-inline-end: 4px; }
.tag-pill {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--ink-2);
  background: #fff;
  transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}
.tag-pill:hover { border-color: var(--ink); color: var(--ink); background: var(--cream, #faf6ef); }

/* ==========================================================================
   正文排版
   ========================================================================== */
.prose { max-width: 70ch; font-size: 15.5px; line-height: 1.82; color: var(--ink-2); }
.prose > * + * { margin-block-start: 18px; }
.prose h2 { font-size: 1.6rem; margin-block-start: 40px; color: var(--ink); }
.prose h3 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink);
  margin-block-start: 34px;
}
.prose p { color: var(--ink-2); }
.prose ul, .prose ol { padding-inline-start: 20px; list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { margin-block: 8px; padding-inline-start: 4px; }
.prose li::marker { color: var(--muted); }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { border-bottom: 1px solid var(--line); }
.prose a:hover { border-bottom-color: var(--ink); }
.prose img { margin-block: 26px; border-radius: var(--radius); }
.prose blockquote {
  margin: 30px 0;
  padding-inline-start: 22px;
  border-inline-start: 2px solid var(--ink);
  font-family: var(--serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--ink);
}

/* 页面容器 */
.page-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: clamp(32px, 5vw, 72px);
  padding-block: clamp(20px, 3vw, 36px) clamp(56px, 7vw, 96px);
  align-items: start;
}
.page-wrap-full { grid-template-columns: minmax(0, 1fr); }
.page-wrap .prose { max-width: none; }

.side-card {
  padding: 22px;
  background: var(--cream);
  border-radius: var(--radius);
  margin-bottom: 16px;
}
.side-card h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.side-card li { font-size: 13px; color: var(--ink-2); margin-bottom: 9px; line-height: 1.55; }
.side-card a:hover { text-decoration: underline; text-underline-offset: 3px; }
.side-card .btn { margin-block-start: 8px; }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1180px) {
  .nav-list { gap: 16px; }
  .nav-list > li > a { font-size: 12.5px; }
  .foot-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; margin-bottom: 12px; }
}

@media (max-width: 1024px) {
  /* 移动端头部改为实底并关闭毛玻璃：省一层合成开销，抽屉面板本身即不透明白底 */
  .site-head {
    background: #fff;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
  .head-in { grid-template-columns: auto 1fr auto; min-height: 66px; gap: 14px; }
  .burger { display: inline-flex; }
  .logo { justify-self: center; }
  .tools-cta { display: none; }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    max-width: none;
    max-height: none;
    background: #fff;
    padding: 84px var(--pad) 40px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transform: translateY(-102%);
    visibility: hidden;
    transition: transform .42s cubic-bezier(.3, .8, .2, 1), visibility .42s;
    z-index: -1;
  }
  .nav.is-open { transform: none; visibility: visible; z-index: 55; }

  /* 抽屉打开时，头部的汉堡 / logo / 语言切换浮在面板之上，保证可关闭 */
  .head-in > .burger,
  .head-in > .logo,
  .head-in > .tools { position: relative; z-index: 56; }
  .nav.is-open ~ .tools { z-index: 56; }
  .burger[aria-expanded="true"] span,
  body.nav-open .burger span { display: none; }
  .burger[aria-expanded="true"]::before,
  body.nav-open .burger::before {
    content: "\2715";
    display: block;
    width: 18px;
    font-size: 15px;
    line-height: 1;
    text-align: center;
    color: var(--ink);
  }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-list > li { border-bottom: 1px solid var(--line-2); }
  .nav-list > li > a { padding-block: 16px; font-size: 17px; border: 0; }
  .nav-list .sub-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    border: 0;
    box-shadow: none;
    padding: 0 0 12px;
    min-width: 0;
  }
  .nav-list .sub-menu a { padding: 8px 0; font-size: 14px; color: var(--muted); }

  .nav-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-block-start: 28px;
    padding-block: 15px;
    font-size: 12px;
  }
  .nav-mail {
    display: block;
    margin-block-start: 16px;
    font-size: 12.5px;
    letter-spacing: .02em;
    color: var(--muted);
    text-align: center;
  }
  .nav-mail a { color: inherit; }
  .nav-mail a:hover { color: var(--ink); }

  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid, .prod-grid-plp { grid-template-columns: repeat(2, 1fr); }
  .promises-in { grid-template-columns: repeat(2, 1fr); }
  .promise { padding: 24px 16px 24px 0; }
  .promise:nth-child(2) { border-inline-end: 0; }
  .promise:nth-child(3), .promise:nth-child(4) { border-top: 1px solid var(--line-2); }

  .edit-in { grid-template-columns: 1fr; gap: 26px; }
  .edit-rev .edit-media, .edit-rev .edit-txt { order: 0; }
  .edit-rev .edit-txt { justify-self: start; }
  .edit-txt { max-width: none; }

  .figures { grid-template-columns: repeat(2, 1fr); }
  .figure:nth-child(2) { border-inline-end: 0; }
  .figure:nth-child(1), .figure:nth-child(2) { border-bottom: 1px solid var(--line-2); }
  .cap-cols { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }

  .pdp { grid-template-columns: 1fr; }
  .pdp-media { position: static; }
  .page-wrap { grid-template-columns: 1fr; }
  .news-in { grid-template-columns: 1fr; }
  .cta { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .logo-cn { font-size: 20px; }
  .lang-name { display: none; }
  html, body { max-width: 100%; overflow-x: hidden; }
  .hero { display: block; min-height: 0; height: auto; background: #221f1c; }
  .hero-media { position: relative; height: 44vh; min-height: 280px; }
  .hero-in {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding-inline: var(--pad);
    padding-block: 26px 40px;
  }
  .hero-h1 { font-size: clamp(1.7rem, 7.2vw, 2.2rem); max-width: 100%; }
  .hero-p { font-size: 13.5px; line-height: 1.65; max-width: 100%; margin-bottom: 22px; }
  .hero-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .hero-btns .btn { width: 100%; padding-inline: 10px; font-size: 11px; letter-spacing: .06em; }
  .hero-btns .btn { flex: 1 1 auto; }
  .cat-grid { gap: 10px; }
  .cat-label { flex-direction: column; align-items: flex-start; gap: 2px; padding-block: 10px 0; }
  .prod-grid, .prod-grid-plp { gap: 22px 10px; }
  .card-title { font-size: 13.5px; }
  .card-desc { display: none; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .cap-cols { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
  .foot-bottom { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   RTL 细节：阿拉伯语连写不能被 letter-spacing 打断
   ========================================================================== */
[dir="rtl"] body,
[dir="rtl"] .btn,
[dir="rtl"] .eyebrow,
[dir="rtl"] .chip,
[dir="rtl"] .crumb,
[dir="rtl"] .announce,
[dir="rtl"] .card-tag,
[dir="rtl"] .card-spec,
[dir="rtl"] .promise dd,
[dir="rtl"] .figure dd,
[dir="rtl"] .foot-col h4,
[dir="rtl"] .side-card h4,
[dir="rtl"] .prose h3,
[dir="rtl"] .foot-tag { letter-spacing: 0; text-transform: none; }

[dir="rtl"] .hero-h1 { letter-spacing: 0; }
[dir="rtl"] .hero-h1 em { font-style: normal; }
[dir="rtl"] .prose blockquote { font-style: normal; }
[dir="rtl"] .link-more:hover { padding-inline-end: 0; }
[dir="rtl"] .cat:hover .cat-img,
[dir="rtl"] .card:hover .card-img { transform: scale(1.04); }

/* 打印 */
@media print {
  .site-head, .announce, .sec-cta, .sec-news, .site-foot, .pdp-thumbs { display: none; }
  body { color: #000; }
}

/* 尊重系统的"减少动态效果"偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .cat:hover .cat-img, .card:hover .card-img { transform: none; }
}