/* ==========================================================================
   晚叙 CMS 前台样式 — sorher.com 首页截图一比一复刻
   深墨绿 + 暖金 + 米白，衬线大标题，大留白，金角框装饰
   ========================================================================== */

:root {
  --c-ink: #164147;          /* 深青绿（主文字/主色） */
  --c-forest: #164147;
  --c-gold: #edbe77;         /* 金（点缀/线条/按钮） */
  --c-gold-deep: #d9a856;
  --c-gold-soft: #ccb290;
  --c-cream: #f7f2e8;        /* 米白（底色，sorher 同款） */
  --c-paper: #ffffff;
  --c-line: #e7dfd2;
  --c-text: #164147;
  --c-muted: #7d8a84;
  --c-sage: #46584f;         /* 页脚灰绿（sorher 页脚同款） */

  --font-serif: 'Playfair Display', 'Noto Serif SC', Georgia, 'Times New Roman', serif;
  --font-sans: 'Noto Sans SC', 'Noto Sans TC', -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;

  --header-h: 76px;
  --radius: 2px;
  --shadow: 0 18px 45px rgba(22, 65, 71, 0.10);
  --transition: all 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-text);
  background: var(--c-cream);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul { list-style: none; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ------------------------------------------------ 标题体系（衬线） */
h1, h2, h3, .section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--c-ink);
  line-height: 1.25;
}
h1 { font-size: clamp(34px, 5vw, 56px); letter-spacing: 0.01em; }
.section-title { font-size: clamp(28px, 3.4vw, 40px); margin: 0 0 28px; }
.section-title.center, .center { text-align: center; }
.eyebrow {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--c-ink);
  margin: 0 0 14px;
}
.eyebrow.center { text-align: center; }

/* ------------------------------------------------ 按钮 */
.btn {
  display: inline-block;
  padding: 14px 42px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  border: 1px solid var(--c-ink);
  background: transparent;
  color: var(--c-ink);
  cursor: pointer;
  transition: var(--transition);
}
.btn:hover { background: var(--c-ink); color: var(--c-cream); }
.btn-primary { background: var(--c-ink); color: var(--c-cream); }
.btn-primary:hover { background: var(--c-gold); border-color: var(--c-gold); color: var(--c-ink); }
.btn-gold { background: var(--c-gold); border-color: var(--c-gold); color: var(--c-ink); }
.btn-gold:hover { background: var(--c-ink); border-color: var(--c-ink); color: var(--c-cream); }
.btn-light { border-color: rgba(255, 253, 248, 0.85); color: #fffdf8; }
.btn-light:hover { background: #fffdf8; color: var(--c-ink); }
.btn-outline { border-color: var(--c-gold); color: var(--c-gold); }
.btn-outline:hover { background: var(--c-gold); color: var(--c-ink); }
.btn-lg { padding: 17px 54px; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ------------------------------------------------ 顶部导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 242, 232, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-line);
  transition: var(--transition);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
}
.logo { display: flex; align-items: center; gap: 10px; color: var(--c-ink); white-space: nowrap; }
.logo-mark { color: var(--c-gold); flex-shrink: 0; }
.logo-img { height: 40px; width: auto; max-width: 180px; object-fit: contain; flex-shrink: 0; }
.logo-img-footer { height: 34px; }
.logo-text {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.14em;
  white-space: nowrap;
}
.main-nav > ul { display: flex; gap: 32px; }
.main-nav li { position: relative; }
.main-nav a {
  position: relative;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--c-text);
  padding: 6px 0;
  white-space: nowrap;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 5%; bottom: -2px;
  width: 90%; height: 1px;
  background: var(--c-ink);
  opacity: 0;
  transform: translateY(5px);
  transition: all 0.3s ease-in-out;
}
.main-nav a:hover { color: #198a8e; }
.main-nav a:hover::after { opacity: 1; transform: translateY(0); }
.main-nav a.active { color: #198a8e; }
.main-nav a.active::after { opacity: 1; transform: translateY(0); }

/* 二级下拉菜单：分类多列显示（grid 两列，sorher 宽面板风格） */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 360px;
  padding: 14px 0;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.28s ease;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.nav-dropdown li { display: block; }
.nav-dropdown a {
  display: block;
  padding: 10px 24px;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--c-text);
}
.nav-dropdown a::after { display: none; }
.nav-dropdown a:hover { color: var(--c-gold-deep); background: var(--c-cream); }
/* 下拉中的产品子分类：缩进 + 弱化 */
.nav-dropdown a.nav-dropdown-sub {
  padding-left: 40px;
  font-size: 12.5px;
  color: var(--c-muted);
}
.has-dropdown:hover .nav-dropdown,
.has-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.header-actions { display: flex; align-items: center; gap: 20px; }
.lang-switch {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-muted);
  border: 1px solid var(--c-line);
  padding: 6px 14px;
  white-space: nowrap;
  flex-shrink: 0;
}
.lang-switch:hover { color: var(--c-ink); border-color: var(--c-gold); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 6px;
  cursor: pointer;
}
.nav-toggle span { width: 24px; height: 1.5px; background: var(--c-ink); transition: var(--transition); }
.site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ------------------------------------------------ 全站搜索 */
.search-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  background: transparent;
  color: var(--c-ink);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}
.search-toggle:hover { border-color: var(--c-gold); color: var(--c-gold); }
.search-modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: flex-start; justify-content: center; padding-top: 12vh; }
.search-modal[hidden] { display: none; }
.search-modal-overlay { position: absolute; inset: 0; background: rgba(15, 28, 24, 0.62); backdrop-filter: blur(4px); }
.search-modal-inner {
  position: relative;
  width: min(720px, calc(100% - 40px));
  background: var(--c-cream);
  border-radius: 12px;
  box-shadow: 0 24px 60px rgba(15, 28, 24, 0.22);
  overflow: hidden;
}
.search-modal-header { display: flex; align-items: center; gap: 12px; padding: 18px 20px; border-bottom: 1px solid var(--c-line); }
.search-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--c-line);
  border-radius: 8px;
  background: #fff;
}
.search-input-wrap svg { color: var(--c-muted); flex-shrink: 0; }
.search-input-wrap input {
  flex: 1;
  border: 0;
  background: transparent;
  font-size: 15px;
  color: var(--c-ink);
  outline: none;
}
.search-input-wrap input::placeholder { color: var(--c-muted); }
.search-modal-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  background: transparent;
  color: var(--c-muted);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}
.search-modal-close:hover { border-color: var(--c-ink); color: var(--c-ink); }
.search-modal-body { max-height: 60vh; overflow-y: auto; padding: 8px 0; }
.search-status { padding: 18px 20px; font-size: 13px; color: var(--c-muted); text-align: center; }
.search-results { padding: 0 20px 16px; }
.search-group { margin-top: 14px; }
.search-group:first-child { margin-top: 6px; }
.search-group h4 {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin: 0 0 8px;
  font-weight: 600;
}
.search-group-list { list-style: none; margin: 0; padding: 0; }
.search-result-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}
.search-result-item:last-child { border-bottom: 0; }
.search-result-item:hover { color: var(--c-ink); }
.search-result-media {
  width: 52px;
  height: 52px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--c-line);
}
.search-result-media img { width: 100%; height: 100%; object-fit: cover; }
.search-result-noimg { display: block; width: 100%; height: 100%; background: var(--c-line); }
.search-result-body { min-width: 0; }
.search-result-title {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.search-result-summary {
  display: block;
  font-size: 12px;
  color: var(--c-muted);
  margin-top: 2px;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
body.search-open { overflow: hidden; }

/* ==========================================================================
   首页 — sorher 一比一
   ========================================================================== */

/* ------------------------------------------------ Hero（全宽图 + 剧中 overlay） */
.hero-sorher { position: relative; margin: 12px 28px 0; }
.hero-slides { position: relative; height: clamp(340px, 33vw, 520px); overflow: hidden; }
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.hero-slide.active { opacity: 1; z-index: 1; }
/* 轻压暗罩，保证剧中金字/白字在任何图上清晰（sorher 原图为暗调实景） */
.hero-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(22, 65, 71, 0.16), rgba(22, 65, 71, 0.34));
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 24px;
}
.hero-mark { width: 58px; height: 58px; color: #fffdf8; margin-bottom: 18px; filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.35)); }
.hero-panel-logo { max-height: 58px; width: auto; margin-bottom: 18px; filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.35)); }
/* 品牌英文名：金箔渐变艺术字，两侧金线装饰 */
.hero-brand-en {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 30px);
  font-family: var(--font-serif);
  font-size: clamp(42px, 5.6vw, 72px);
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.1;
  margin-bottom: 14px;
  padding-left: 0.1em;
  background: linear-gradient(105deg, #f0dfba 0%, #b8955a 42%, #f6ecca 68%, #a9823f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 2px 16px rgba(0, 0, 0, 0.4));
}
.hero-brand-en::before,
.hero-brand-en::after {
  content: '';
  flex: 0 0 auto;
  width: clamp(28px, 5vw, 64px);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(236, 217, 178, 0.85));
}
.hero-brand-en::after {
  background: linear-gradient(90deg, rgba(236, 217, 178, 0.85), transparent);
}
.hero-brand-zh {
  font-size: 14px;
  letter-spacing: 0.46em;
  padding-left: 0.46em;
  color: rgba(255, 253, 248, 0.96);
  margin-bottom: 36px;
  max-width: 620px;
  line-height: 1.8;
  text-align: center;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.4);
}
.hero-cta {
  display: inline-block;
  padding: 13px 46px;
  background: var(--c-gold);
  color: var(--c-ink);
  font-family: var(--font-serif);
  font-size: 13.5px;
  letter-spacing: 0.28em;
  padding-left: calc(46px + 0.28em);
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.28);
  transition: var(--transition);
}
.hero-cta:hover { background: #fffdf8; }
.hero-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 4; display: flex; gap: 12px; }
.hero-dot {
  width: 34px; height: 2px;
  border: 0;
  background: rgba(255, 253, 248, 0.35);
  cursor: pointer;
  transition: var(--transition);
}
.hero-dot.active { background: var(--c-gold); }

/* ------------------------------------------------ 区块通用 */
.section { padding: 96px 0; }
/* 首页区块：sorher 大留白节奏（仅首页区块类，不影响内页 .section） */
.categories-section, .services-section, .store-section { padding: 0; margin: 0 0 130px; }
.section-head { margin-bottom: 56px; }
.section-head .eyebrow { margin-bottom: 12px; }
.section-head .section-title { font-size: clamp(26px, 3vw, 34px); margin-bottom: 0; }
.section-head .grow-line { width: 44px; margin: 20px auto 0; }
.grow-line {
  height: 1px; background: var(--c-gold);
  transform: scaleX(0); transform-origin: left center;
  transition: transform 0.9s cubic-bezier(0.19, 1, 0.22, 1);
}
.grow-line.in-view { transform: scaleX(1); }
.section-head .grow-line { transform-origin: center; }

/* ------------------------------------------------ 特色商品（金角框分类卡片） */
.categories-section { margin-top: 100px; }
.category-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 70px 44px; }
.category-card { display: block; }
.category-card-frame { position: relative; }
.category-card-frame::before {
  content: '';
  position: absolute;
  inset: -13px;
  border: 1px solid var(--c-gold);
  pointer-events: none;
  transition: var(--transition);
}
.category-card:hover .category-card-frame::before { inset: -9px; }
.category-card-img {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--c-line);
  border-radius: 26px 26px 0 0;
  position: relative;
}
.category-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}
.category-card:hover .category-card-img img { transform: scale3d(1.08, 1.08, 1); }
.category-card-body { padding-top: 26px; text-align: center; }
.category-card-body h3 {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}
.category-card-body p { font-size: 13px; letter-spacing: 0.08em; color: var(--c-muted); margin: 0; }

/* ------------------------------------------------ 服务项目（4 列错落 + 了解更多） */
.services-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: 56px; }
.services-head .section-title { margin-bottom: 0; }
.services-head-zh { font-size: 17px; letter-spacing: 0.2em; color: var(--c-ink); }
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr) 130px;
  gap: 24px;
  align-items: start;
}
.service-card { display: block; }
.service-card:nth-child(even) { margin-top: 84px; }
.service-card-img { overflow: hidden; aspect-ratio: 3 / 4; background: var(--c-line); }
.service-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}
.service-card:hover .service-card-img img { transform: scale3d(1.08, 1.08, 1); }
.service-card-body { padding: 18px 2px 0; }
.service-card-body h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0 0 4px;
}
.service-card-body p { font-size: 13px; letter-spacing: 0.04em; color: var(--c-muted); margin: 0; }
.service-more {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px;
  align-self: stretch;
  min-height: 100%;
  border: 1px solid var(--c-gold);
  color: var(--c-ink);
  padding: 24px 12px;
  font-size: 15px;
  letter-spacing: 0.14em;
  text-align: center;
  transition: var(--transition);
}
.service-more:hover { background: var(--c-gold); }
.service-more .arr { font-size: 18px; }

/* ------------------------------------------------ 品牌一览（深绿带 · 艺术字排版） */
.brands-section {
  position: relative;
  overflow: hidden; /* 水印与装饰一律截断，绝不横向溢出 */
  background:
    radial-gradient(900px 420px at 85% 6%, rgba(184, 149, 90, 0.18), transparent 62%),
    radial-gradient(760px 520px at 6% 96%, rgba(255, 253, 248, 0.05), transparent 60%),
    linear-gradient(rgba(22, 65, 71, 0.97), rgba(22, 65, 71, 0.97)),
    var(--c-ink);
  padding: 108px 0 96px;
  margin-bottom: 130px;
}
.brands-stage {
  position: relative;
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 72px;
  align-items: center;
}
.brands-head { position: relative; z-index: 2; }
.brands-eyebrow {
  font-size: 12.5px;
  letter-spacing: 0.52em;
  text-transform: uppercase;
  color: rgba(255, 253, 248, 0.6);
}
.brands-art-title {
  font-family: var(--font-serif);
  font-size: clamp(38px, 4.4vw, 56px);
  font-weight: 600;
  line-height: 1.18;
  margin: 16px 0 0;
  background: linear-gradient(105deg, #ecd9b2 0%, #b8955a 46%, #f4e7c6 72%, #a9823f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brands-line {
  width: 64px;
  height: 1px;
  margin-top: 26px;
  background: linear-gradient(90deg, var(--c-gold), rgba(184, 149, 90, 0));
}
.brands-desc {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 253, 248, 0.72);
}
.brands-canvas { position: relative; z-index: 1; display: flex; align-items: center; min-height: 340px; }
.brands-watermark {
  position: absolute;
  right: -1%;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(150px, 20vw, 300px);
  line-height: 1;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 253, 248, 0.12);
  pointer-events: none;
  user-select: none;
}
.brands-flow {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  max-width: 100%;
  column-gap: clamp(26px, 3.6vw, 60px);
  row-gap: clamp(20px, 2.8vw, 42px);
  padding: 12px 0;
}
.brand-art {
  font-family: var(--font-serif);
  line-height: 1.06;
  white-space: nowrap; /* 单个品牌名不拆字；超出自动换到下一行 */
  color: rgba(255, 253, 248, 0.92);
  transition: var(--transition);
}
/* 六种艺术字形态轮换 */
.brand-art.ba1 { font-size: clamp(34px, 4.2vw, 60px); font-weight: 600; letter-spacing: 0.05em; }
.brand-art.ba2 {
  font-size: clamp(27px, 3.4vw, 48px);
  font-style: italic;
  font-weight: 500;
  color: var(--c-gold);
  transform: translateY(0.28em);
}
.brand-art.ba3 {
  font-size: clamp(38px, 5.4vw, 74px);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 253, 248, 0.6);
  transform: translateY(-0.12em);
}
.brand-art.ba4 {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(19px, 2.1vw, 28px);
  letter-spacing: 0.44em;
  color: rgba(255, 253, 248, 0.66);
}
.brand-art.ba5 {
  font-size: clamp(28px, 3.6vw, 52px);
  font-weight: 500;
  padding-bottom: 0.14em;
  border-bottom: 1px solid rgba(184, 149, 90, 0.75);
}
.brand-art.ba6 {
  font-size: clamp(22px, 2.6vw, 38px);
  font-style: italic;
  letter-spacing: 0.18em;
  color: rgba(236, 217, 178, 0.9);
  transform: translateY(0.18em);
}
.brand-art:hover { color: var(--c-gold); -webkit-text-stroke-color: var(--c-gold); }
.brands-ornament {
  position: absolute;
  left: 50%;
  bottom: -6px;
  transform: translateX(-50%);
  color: var(--c-gold);
  font-size: 20px;
  opacity: 0.75;
  z-index: 2;
}

/* ------------------------------------------------ 门店资讯（左文右图） */
.store-grid { display: grid; grid-template-columns: 5fr 6fr; gap: 80px; align-items: center; }
.store-info .section-title { font-size: clamp(26px, 2.6vw, 32px); margin-bottom: 18px; }
.store-line { width: 200px; height: 1px; background: var(--c-ink); margin-bottom: 26px; }
.store-body { margin: 0 0 34px; }
.store-body p { margin-bottom: 14px; font-size: 15px; }
.store-body strong { color: var(--c-ink); font-weight: 500; letter-spacing: 0.06em; }
.store-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.store-image { position: relative; }
.store-image::before {
  content: '';
  position: absolute;
  inset: -13px;
  border: 1px solid var(--c-gold);
  pointer-events: none;
}
.store-image img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

/* ==========================================================================
   内页通用
   ========================================================================== */

/* 版块通用（关于页等） */
.section-pad { padding: 96px 0; }
.section-cta { text-align: center; margin-top: 48px; }

/* 品牌故事：左图右文 */
.story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.story-image img { box-shadow: var(--shadow); }
.story-text .rich-text { margin: 18px 0 32px; }

/* 数字指标条 */
.stats-section { background: var(--c-paper); border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); padding: 64px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat { position: relative; padding: 8px 16px; }
.stat + .stat::before {
  content: '';
  position: absolute;
  left: -16px; top: 12%;
  height: 76%;
  width: 1px;
  background: var(--c-line);
}
.stat-num {
  font-family: var(--font-serif);
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 500;
  color: var(--c-ink);
  line-height: 1.1;
  margin-bottom: 8px;
}
.stat-label { font-size: 13px; letter-spacing: 0.14em; color: var(--c-muted); }

/* CTA */
.cta-section { padding: 0 28px 96px; }
.cta-inner {
  background: var(--c-forest);
  color: rgba(255, 253, 248, 0.85);
  text-align: center;
  padding: 76px 28px;
  max-width: 1200px;
  margin: 0 auto;
}
.cta-inner h2 { color: #fffdf8; margin: 0 0 14px; }
.cta-inner p { margin: 0 0 32px; font-family: var(--font-serif); font-style: italic; font-size: 18px; }

/* 内页头部 */
.page-head { background: var(--c-paper); border-bottom: 1px solid var(--c-line); padding: 56px 0 44px; }
.breadcrumb { font-size: 12px; letter-spacing: 0.14em; color: var(--c-muted); margin-bottom: 20px; }
.breadcrumb a { color: var(--c-text); }
.breadcrumb a:hover { color: var(--c-gold); }
.breadcrumb span { margin: 0 8px; color: var(--c-gold); }
.breadcrumb .bc-cur { color: var(--c-gold-deep); font-weight: 600; }
.page-head h1 { margin: 0 0 12px; }
.page-desc { max-width: 640px; color: var(--c-muted); margin: 0; font-size: 15px; }

/* 产品列表 */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; margin-top: 44px; }
.product-card { display: block; background: var(--c-paper); }
.product-card-img { overflow: hidden; aspect-ratio: 4 / 3; background: var(--c-line); }
.product-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.product-card:hover .product-card-img img { transform: scale(1.06); }
.product-card-body { padding: 20px 4px 0; text-align: center; }
.product-card-body h3 { font-size: 21px; margin: 0 0 8px; }
.product-card-body p {
  font-size: 13px;
  color: var(--c-muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 分类 Tab：单行横向可滚动 */
.category-tabs {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  margin-bottom: 40px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}
.category-tabs::-webkit-scrollbar { height: 4px; }
.category-tabs::-webkit-scrollbar-thumb { background: var(--c-line); border-radius: 2px; }
.tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex: 0 0 auto;
  min-height: 40px;
  padding: 9px 18px;
  font-size: 13px;
  letter-spacing: 0.06em;
  border: 1px solid var(--c-line);
  color: var(--c-text);
  background: var(--c-paper);
  white-space: nowrap;
  transition: var(--transition);
}
.tab i.ph { font-size: 15px; color: var(--c-muted); }
.tab:hover { border-color: var(--c-gold); color: var(--c-gold-deep); }
.tab:hover i.ph { color: var(--c-gold); }
.tab.active { border-color: var(--c-gold); color: var(--c-gold-deep); background: var(--c-cream); box-shadow: 0 1px 0 var(--c-gold) inset; }
.tab.active i.ph { color: var(--c-gold-deep); }
/* 子分类 Tab：小一号、灰字，视觉挂在父级之下 */
.category-tabs .tab.child { min-height: 36px; padding: 7px 14px; font-size: 12px; color: var(--c-muted); }
.category-tabs .tab.child i.ph { color: var(--c-gold); }
.category-tabs .tab.child.active { background: var(--c-cream); }
.empty-tip { text-align: center; color: var(--c-muted); padding: 60px 0; }

/* 子分类导航（选中分类后第二行） */
.category-subtabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: -28px 0 40px;
}
.category-subtabs .subtabs-label {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  margin-right: 4px;
}
.category-subtabs .subtab {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 4px 14px;
  font-size: 13px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  color: var(--c-text);
  background: var(--c-paper);
  transition: var(--transition);
}
.category-subtabs .subtab:hover { border-color: var(--c-gold); color: var(--c-gold-deep); }
.category-subtabs .subtab.active { background: var(--c-gold); border-color: var(--c-gold); color: #fff; }

/* 分类封面横幅（选中带封面图的分类时显示） */
.category-banner {
  height: 168px;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 24px;
}
.category-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(20, 24, 22, 0.05), rgba(20, 24, 22, 0.52));
}
.category-banner .banner-meta {
  position: relative;
  z-index: 1;
  color: #fffdf8;
}
.category-banner .banner-meta .bc-row { font-size: 11px; letter-spacing: 0.16em; color: rgba(255, 253, 248, 0.72); margin-bottom: 8px; }
.category-banner .banner-meta .bc-row span { margin: 0 8px; color: var(--c-gold); }
.category-banner .banner-meta h1 { margin: 0; font-family: var(--font-serif); font-size: 38px; line-height: 1.15; font-weight: 500; }
.category-banner .banner-meta p { margin: 6px 0 0; font-size: 14px; color: rgba(255, 253, 248, 0.85); }

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 56px; flex-wrap: wrap; }
.page-btn {
  min-width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border: 1px solid var(--c-line);
  background: var(--c-paper);
  font-size: 13px;
  color: var(--c-text);
  transition: var(--transition);
}
.page-btn:hover { border-color: var(--c-gold); color: var(--c-gold-deep); }
.page-btn.current { background: var(--c-ink); border-color: var(--c-ink); color: var(--c-cream); }

/* 产品详情 */
.product-detail { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: start; }
.gallery-main { overflow: hidden; background: var(--c-paper); border: 1px solid var(--c-line); position: relative; }
.gallery-main img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 12px; margin-top: 14px; }
.thumb {
  width: 84px; height: 64px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-paper);
  cursor: pointer;
  opacity: 0.65;
  transition: var(--transition);
}
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb.active, .thumb:hover { opacity: 1; border-color: var(--c-gold); }

/* 放大按钮（主图右下角悬浮） */
.gallery-zoom {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 0;
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: blur(4px);
  color: var(--c-ink);
  font-size: 12px;
  letter-spacing: 0.12em;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}
.gallery-zoom:hover { background: var(--c-gold); color: var(--c-ink); }

/* ------------------------------------------------ 图片放大灯箱 */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(16, 24, 20, 0.9);
  padding: 40px;
}
.lightbox.open { display: flex; animation: lb-fade 0.22s ease; }
@keyframes lb-fade { from { opacity: 0; } to { opacity: 1; } }
body.lb-lock { overflow: hidden; }
.lb-img {
  max-width: 92vw;
  max-height: 86vh;
  object-fit: contain;
  background: #fffdf8;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
}
.lb-close {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 44px;
  height: 44px;
  border: 0;
  background: rgba(255, 253, 248, 0.12);
  color: #fffdf8;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}
.lb-close:hover { background: var(--c-gold); color: var(--c-ink); }
.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border: 0;
  background: rgba(255, 253, 248, 0.1);
  color: #fffdf8;
  font-size: 34px;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}
.lb-nav:hover { background: var(--c-gold); color: var(--c-ink); }
.lb-prev { left: 20px; }
.lb-next { right: 20px; }
.lb-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 253, 248, 0.85);
  font-size: 13px;
  letter-spacing: 0.2em;
}

/* 灯箱移动端适配 */
@media (max-width: 640px) {
  .lightbox { padding: 16px; }
  .lb-nav { width: 42px; height: 42px; font-size: 26px; }
  .lb-prev { left: 8px; }
  .lb-next { right: 8px; }
  .lb-close { top: 10px; right: 10px; width: 38px; height: 38px; font-size: 24px; }
  .footer-contact-body { grid-template-columns: repeat(2, 1fr); gap: 12px 12px; }
}

.product-info h1 { font-size: clamp(30px, 3.6vw, 44px); margin: 0 0 14px; }
.product-summary {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  color: var(--c-muted);
  margin: 0 0 30px;
}
.spec-group { display: flex; gap: 14px; align-items: baseline; margin-bottom: 18px; }
.spec-label { font-size: 13px; letter-spacing: 0.16em; color: var(--c-muted); white-space: nowrap; }
.spec-label .lang-secondary { font-size: 11px; letter-spacing: 0.04em; opacity: 0.72; margin-left: 3px; text-transform: none; }
.spec-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 5px 16px;
  border: 1px solid var(--c-line);
  background: var(--c-paper);
  font-size: 13px;
  color: var(--c-text);
}
/* 可选中规格 chip（尺寸/颜色） */
button.chip {
  cursor: pointer;
  font-family: inherit;
  line-height: inherit;
  transition: var(--transition);
}
button.chip:hover { border-color: var(--c-gold); color: var(--c-ink); }
.chip.selected {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-ink);
  font-weight: 500;
}
/* 包装/材质等静态信息 chip */
.chip-static { background: var(--c-cream); border-style: dashed; }
.spec-selected {
  margin: 2px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-gold-deep, #8a6d1d);
}
.spec-selected::before { content: '◆ '; font-size: 10px; }
.inquiry-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 22px; }
.inquiry-actions .btn { margin-top: 0; }

/* 底部完整参数表（原有样式） */
.product-params { margin-top: 72px; max-width: 860px; }
.params-table { width: 100%; border-collapse: collapse; background: var(--c-paper); border: 1px solid var(--c-line); }
.params-table th, .params-table td {
  padding: 14px 22px;
  border-bottom: 1px solid var(--c-line);
  text-align: left;
  font-size: 14px;
  font-weight: 300;
}
.params-table th {
  width: 220px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--c-ink);
  background: var(--c-cream);
  border-right: 1px solid var(--c-line);
}
.params-table tr:last-child th, .params-table tr:last-child td { border-bottom: 0; }

.product-description { margin-top: 72px; max-width: 860px; }

/* 富文本 */
.rich-text { font-size: 15.5px; }
.rich-text p { margin: 0 0 1.2em; }
.rich-text img { margin: 12px 0; }
.rich-text a { color: var(--c-gold-deep); border-bottom: 1px solid var(--c-gold-soft); }
.rich-text h2, .rich-text h3 { margin: 1.4em 0 0.6em; }

/* 关于/合作伙伴 */
.about-page { max-width: 860px; margin: 0 auto; }
.about-hero { margin-bottom: 40px; }
.partners-logos { margin-top: 56px; }
.logos-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 28px; }
.logo-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px;
  border: 1px solid var(--c-line);
  background: var(--c-paper);
  filter: grayscale(1);
  opacity: 0.7;
  transition: var(--transition);
}
.logo-slot:hover { filter: grayscale(0); opacity: 1; border-color: var(--c-gold); }
.logo-slot img { max-height: 56px; width: auto; object-fit: contain; }

/* 联系/询盘 */
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 64px; align-items: start; }
.contact-info h2 { font-size: 30px; margin: 0 0 20px; }
.contact-info .rich-text {
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-gold);
  padding: 26px 30px;
}
.contact-info .rich-text p { margin: 0 0 12px; font-size: 14.5px; }
.contact-info .rich-text p:last-child { margin-bottom: 0; }
.contact-info .rich-text strong { color: var(--c-ink); font-weight: 500; letter-spacing: 0.04em; }
.contact-form-card { background: var(--c-paper); border: 1px solid var(--c-line); padding: 44px; }
.form-product-ref {
  font-size: 14px;
  background: var(--c-cream);
  border-left: 2px solid var(--c-gold);
  padding: 10px 16px;
  margin-bottom: 24px;
}
.form-product-ref .form-specs {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-gold-deep);
  letter-spacing: 0.03em;
}
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-ink);
  margin-bottom: 8px;
}
.form-group label em { color: var(--c-gold-deep); font-style: normal; margin-left: 2px; }
.form-group .optional { color: var(--c-muted); font-size: 12px; }
.form-group input, .form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--c-line);
  background: #fff;
  font-family: inherit;
  font-size: 15px;
  color: var(--c-text);
  transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--c-gold);
  box-shadow: 0 0 0 3px rgba(184, 149, 90, 0.14);
}
.field-error { color: #b4452f; font-size: 13px; margin: 6px 0 0; min-height: 1em; }
.inquiry-success { text-align: center; padding: 48px 0; }
.success-icon {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  border: 1px solid var(--c-gold);
  border-radius: 50%;
  color: var(--c-gold-deep);
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.inquiry-success h3 { font-size: 26px; margin: 0 0 10px; }

/* ------------------------------------------------ 页脚（sorher 灰绿） */
.site-footer {
  background: var(--c-sage);
  color: rgba(247, 244, 236, 0.72);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 0.85fr 1.5fr;
  gap: 44px;
  padding: 72px 28px 44px;
}
.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-gold-soft);
  margin: 0 0 14px;
}
.footer-brand .logo-text { color: var(--c-cream); }
.footer-brand p {
  font-size: 14px;
  margin: 18px 0 0;
  max-width: 260px;
  line-height: 1.8;
  color: rgba(247, 244, 236, 0.55);
}
.footer-social { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.footer-social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid rgba(247, 244, 236, 0.2);
  border-radius: 50%;
  color: var(--c-cream);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--c-gold-soft); border-color: var(--c-gold-soft); color: var(--c-ink); }
.footer-social svg { width: 16px; height: 16px; }
.footer-links-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 22px;
  row-gap: 10px;
}
.footer-links-list li { margin-bottom: 0; font-size: 14px; min-width: 0; }
.footer-links-list a { display: inline-block; position: relative; }
.footer-links-list a::after {
  content: '';
  position: absolute; left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--c-gold-soft);
  transition: width 0.3s ease;
}
.footer-links-list a:hover::after { width: 100%; }
.footer-col a:hover { color: var(--c-gold-soft); }
.footer-contact { padding-left: 0; }
.footer-contact::before { display: none; }
.footer-contact-body {
  font-size: 13px;
  line-height: 1.5;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px 18px;
}
.footer-contact-body p { margin: 0; }
.footer-contact-body br { display: none; }
.footer-contact-body strong {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gold-soft);
  margin-bottom: 2px;
}
.footer-contact-body a {
  color: var(--c-cream);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(247, 244, 236, 0.2);
}
.footer-contact-body a:hover {
  color: var(--c-gold-soft);
  text-decoration-color: var(--c-gold-soft);
}

/* 可复制联系方式：点击文本复制；链接类（电话/邮箱/WhatsApp）仍保留跳转 */
.copy-value {
  word-break: break-word;
  line-height: inherit;
  cursor: pointer;
  transition: color 0.2s ease;
}
.copy-value:hover { color: var(--c-primary); }
.copy-value.copied { color: #4a9c68; }
.footer-contact-body .copy-value { color: var(--c-cream); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(247, 244, 236, 0.2); }
.footer-contact-body .copy-value:hover { color: var(--c-gold-soft); text-decoration-color: var(--c-gold-soft); }
.footer-contact-body .copy-value.copied { color: #a3d9a5; }
.contact-info .copy-value { color: var(--c-primary); }
.contact-info .copy-value:hover { color: var(--c-gold); }
.contact-info .copy-value.copied { color: #4a9c68; }

.footer-bottom {
  border-top: 1px solid rgba(247, 244, 236, 0.10);
  padding: 22px 0;
}
.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 6px;
}
.footer-bottom p { margin: 0; font-size: 12.5px; color: rgba(247, 244, 236, 0.45); line-height: 1.5; }
.footer-bottom a { color: var(--c-gold-soft); }
.footer-bottom .icp { color: rgba(247, 244, 236, 0.45); }

/* ------------------------------------------------ 文章 */
.article-list { max-width: 980px; margin: 0 auto; }
.article-item { display: flex; gap: 32px; align-items: center; padding: 30px 0; border-bottom: 1px solid var(--c-line); }
.article-thumb { flex: 0 0 220px; aspect-ratio: 4 / 3; overflow: hidden; background: var(--c-line); }
.article-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 1); }
.article-item:hover .article-thumb img { transform: scale(1.05); }
.article-body { flex: 1; }
.article-body h3 { font-size: 24px; margin: 0 0 8px; line-height: 1.35; }
.article-item:hover h3 { color: var(--c-gold-deep); }
.article-date { font-size: 12px; letter-spacing: 0.14em; color: var(--c-muted); margin: 0 0 10px; }
.article-summary {
  font-size: 14.5px;
  color: var(--c-muted);
  margin: 0 0 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.read-more { font-size: 13px; letter-spacing: 0.14em; color: var(--c-gold-deep); }
.read-more:hover { padding-left: 4px; }
.article-detail { max-width: 760px; margin: 0 auto; }
.article-detail h1 { font-size: clamp(30px, 4vw, 44px); }
.article-cover { margin: 36px 0; }

/* ------------------------------------------------ 案例卡片网格 */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.case-card {
  display: flex;
  flex-direction: column;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: 2px;
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.08);
}
.case-card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--c-line);
}
.case-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.case-card:hover .case-card-media img { transform: scale(1.06); }
.case-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-muted);
  font-size: 40px;
}
.case-card-badge {
  position: absolute;
  left: 14px;
  bottom: 14px;
  display: inline-block;
  padding: 5px 10px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--c-ink);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 1px;
  backdrop-filter: blur(4px);
}
.case-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 22px 24px 26px;
}
.case-card-meta {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  margin: 0 0 10px;
  text-transform: uppercase;
}
.case-card-body h3 {
  font-size: 19px;
  line-height: 1.4;
  margin: 0 0 12px;
  color: var(--c-ink);
}
.case-card:hover .case-card-body h3 { color: var(--c-gold-deep); }
.case-card-summary {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-muted);
  margin: 0 0 18px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.case-card-link {
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--c-gold-deep);
  font-weight: 500;
}
.case-card:hover .case-card-link { padding-left: 4px; }

@media (max-width: 960px) {
  .case-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .case-card-body { padding: 18px 20px 22px; }
  .case-card-body h3 { font-size: 17px; }
}
@media (max-width: 640px) {
  .case-grid { grid-template-columns: 1fr; }
  .case-card-media { aspect-ratio: 16 / 10; }
}

/* 页面插图栅格（案例展示/资质证书页） */
.page-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: 26px 0 10px;
}
.page-gallery img { width: 100%; display: block; }

/* ==========================================================================
   动画（页面加载 + 滚动触发）
   ========================================================================== */
#page-loader {
  position: fixed; inset: 0; z-index: 99999;
  background: var(--c-cream);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease;
}
#page-loader.hidden { opacity: 0; pointer-events: none; }
.loader-ring {
  width: 44px; height: 44px; border-radius: 50%;
  border: 2px solid var(--c-line); border-top-color: var(--c-ink);
  animation: loader-spin 1s linear infinite;
}
@keyframes loader-spin { to { transform: rotate(360deg); } }

[data-anim='fadeInUp'] { opacity: 0; transform: translateY(40px); transition: all 0.6s ease; }
[data-anim='fadeInUp'].in-view { opacity: 1; transform: none; }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1280px) and (min-width: 721px) {
  .main-nav ul { gap: 18px; }
  .main-nav a { font-size: 13px; letter-spacing: 0.04em; }
  .header-inner { gap: 18px; }
}

@media (max-width: 960px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .story-grid { gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .product-detail { grid-template-columns: 1fr; gap: 40px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat + .stat::before { display: none; }
  .logos-grid { grid-template-columns: repeat(2, 1fr); }

  /* 首页 */
  .categories-section, .services-section, .store-section { margin-bottom: 90px; }
  .categories-section { margin-top: 72px; }
  .category-cards { grid-template-columns: repeat(2, 1fr); gap: 44px 28px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card:nth-child(even) { margin-top: 0; }
  .service-more { min-height: 110px; }
  .brands-stage { grid-template-columns: 1fr; gap: 40px; }
  .brands-canvas { min-height: 0; }
  .brands-watermark { font-size: 24vw; }
  .brands-section { padding: 72px 0; margin-bottom: 90px; }
  .store-grid { grid-template-columns: 1fr; gap: 48px; }
  .store-image { margin-top: 8px; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-links-list { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 40px; }
  .footer-contact-body { grid-template-columns: repeat(2, 1fr); gap: 12px 16px; }
}

@media (max-width: 720px) {
  .container { padding: 0 20px; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--c-paper);
    border-bottom: 1px solid var(--c-line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }
  .main-nav.open { max-height: 80vh; overflow-y: auto; }
  .main-nav > ul { flex-direction: column; gap: 0; padding: 12px 28px 24px; }
  .main-nav li { border-bottom: 1px solid var(--c-line); }
  .main-nav a { display: block; padding: 14px 0; }
  /* 手机版二级菜单：保持纵向单列，易于点按 */
  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    background: transparent;
    padding: 0 0 0 16px;
    min-width: 0;
    display: block;
  }

  /* Hero */
  .hero-sorher { margin: 8px 12px 0; }
  .hero-slides { height: 58vh; min-height: 380px; }
  .hero-brand-en { font-size: 36px; }
  .hero-brand-zh { font-size: 12.5px; letter-spacing: 0.3em; margin-bottom: 26px; }
  .hero-mark { width: 44px; height: 44px; }
  .hero-cta { padding: 11px 34px; }

  /* 首页区块 */
  .categories-section, .services-section, .store-section { margin-bottom: 68px; }
  .categories-section { margin-top: 56px; }
  .section-head { margin-bottom: 36px; }
  .section-head .eyebrow { font-size: 12px; letter-spacing: 0.22em; margin-bottom: 8px; }
  .section-head .section-title { font-size: 24px; }
  .section-head .grow-line { width: 36px; margin-top: 14px; }

  .category-cards { grid-template-columns: repeat(2, 1fr); gap: 30px 16px; }
  .category-card-frame::before { inset: -8px; }
  .category-card-img { aspect-ratio: 1 / 1; border-radius: 18px 18px 0 0; }
  .category-card-body { padding-top: 16px; text-align: left; }
  .category-card-body h3 { font-size: 15px; margin-bottom: 3px; }
  .category-card-body p { font-size: 11.5px; letter-spacing: 0.02em; }

  .services-head { margin-bottom: 36px; }
  .services-head .section-title { font-size: 26px; }
  .services-head-zh { font-size: 14px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 14px; }
  .service-card-img { aspect-ratio: 1 / 1; }
  .service-card-body { padding-top: 12px; }
  .service-card-body h3 { font-size: 15px; }
  .service-card-body p { font-size: 11.5px; }
  .service-more {
    grid-column: 1 / -1;
    flex-direction: row;
    gap: 12px;
    min-height: 64px;
    padding: 18px;
  }

  .brands-section { padding: 56px 0 64px; margin-bottom: 68px; }
  .brands-stage { gap: 30px; }
  .brands-art-title { font-size: 34px; }
  .brands-canvas { min-height: 0; }
  .brands-watermark { font-size: 34vw; -webkit-text-stroke-width: 0.6px; }
  .brands-flow { column-gap: 20px; row-gap: 20px; }
  .brands-ornament { display: none; }

  .store-grid { gap: 36px; }
  .store-line { width: 110px; margin-bottom: 20px; }
  .store-body p { font-size: 13.5px; }
  .store-actions .btn { padding: 11px 28px; font-size: 12px; }
  .store-image::before { inset: -8px; }

  /* 内页 */
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .story-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; padding: 46px 22px 28px; }
  .footer-links-list { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 24px; }
  .footer-contact-body { grid-template-columns: repeat(2, 1fr); gap: 12px 14px; }
  .footer-bottom-inner { flex-direction: column; align-items: center; text-align: center; padding: 0; }
  .contact-form-card { padding: 28px 22px; }
  .params-table th { width: 40%; }
  .params-table th, .params-table td { padding: 10px 12px; font-size: 13px; }
  .cta-inner { padding: 56px 22px; }
  .article-item { flex-direction: column; gap: 18px; align-items: stretch; }
  .article-thumb { flex: none; width: 100%; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .logos-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .category-tabs { grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 32px; }
  .category-tabs .tab { min-height: 40px; font-size: 12px; padding: 8px 8px; letter-spacing: 0.02em; }
  .page-head { padding: 40px 0 32px; }
  .product-detail { gap: 28px; }
  .contact-form-card { padding: 24px 18px; }
  .page-gallery { grid-template-columns: 1fr; gap: 14px; }

  /* 搜索弹窗移动端 */
  .search-modal { padding-top: 8vh; }
  .search-modal-inner { width: calc(100% - 24px); border-radius: 10px; }
  .search-modal-header { padding: 14px 16px; gap: 10px; }
  .search-input-wrap { padding: 8px 12px; }
  .search-input-wrap input { font-size: 14px; }
  .search-modal-body { max-height: 70vh; }
  .search-results { padding: 0 16px 12px; }
  .search-result-item { gap: 10px; padding: 8px 0; }
  .search-result-media { width: 44px; height: 44px; border-radius: 6px; }
  .search-result-title { font-size: 13px; }
  .search-result-summary { font-size: 11px; }
}

/* 文章/案例分类筛选 */
.category-filter {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  margin-bottom: 28px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}
.category-filter::-webkit-scrollbar { height: 4px; }
.category-filter::-webkit-scrollbar-thumb { background: var(--c-line); border-radius: 2px; }
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--c-text);
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.15s ease;
}
.filter-chip i { font-size: 15px; color: var(--c-muted); }
.filter-chip:hover { border-color: var(--c-gold); color: var(--c-gold-deep); }
.filter-chip.active { color: var(--c-gold-deep); border-color: var(--c-gold); background: var(--c-cream); }
.filter-chip.active i { color: var(--c-gold-deep); }
/* 子分类胶囊：小一号 */
.filter-chip.child { padding: 7px 14px; font-size: 12px; color: var(--c-muted); }
.filter-chip.child i { color: var(--c-gold); }