/* ==========================================================================
   名表帝 · 公司官网 演示版
   设计基调：墨黑 + 香槟金 + 米白，克制留白，奢侈品行业质感
   ========================================================================== */

/* ---------- 基础 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

:root {
  --ink: #11151a;
  --ink-2: #1a1f26;
  --ink-3: #2a3038;
  --gold: #b08d4f;
  --gold-2: #d3b47b;
  --gold-soft: #f0e6d3;
  --paper: #f7f5f0;
  --white: #ffffff;
  --line: #e6e1d7;
  --line-dark: rgba(255, 255, 255, .12);
  --muted: #6f7680;
  --muted-2: #9aa0a8;
  --green: #3f7d5c;
  --red: #a4453c;
  --container: 1180px;
  --radius: 3px;
  --shadow: 0 18px 50px rgba(17, 21, 26, .08);
  --font-serif: "Songti SC", "STSong", "Source Han Serif SC", "Noto Serif CJK SC", "Times New Roman", serif;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

html { scroll-behavior: smooth; scroll-padding-top: 96px; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  overflow-wrap: break-word;
  word-break: break-word;
}

a, button, .chip { touch-action: manipulation; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-serif); font-weight: 600; line-height: 1.35; }
p { margin: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 90;
  height: 76px;
  display: flex;
  align-items: center;
  color: var(--white);
  background: transparent;
  transition: background .35s ease, border-color .35s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled,
.site-header[data-solid="true"] {
  background: rgba(17, 21, 26, .96);
  border-bottom-color: var(--line-dark);
  backdrop-filter: blur(8px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 34px; height: 34px;
  border: 1px solid var(--gold-2);
  display: grid; place-items: center;
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--gold-2);
  letter-spacing: 0;
}
.brand-cn {
  font-family: var(--font-serif);
  font-size: 22px;
  letter-spacing: 4px;
  line-height: 1;
}
.brand-en {
  display: block;
  margin-top: 5px;
  font-size: 9px;
  letter-spacing: 2.6px;
  color: var(--gold-2);
  text-transform: uppercase;
}
.nav { display: flex; align-items: center; gap: 30px; }
.nav a {
  position: relative;
  font-size: 14px;
  color: rgba(255, 255, 255, .82);
  letter-spacing: .5px;
  padding: 6px 0;
  transition: color .2s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--gold-2);
  transition: width .25s;
}
.nav a:hover,
.nav a[aria-current="page"] { color: var(--white); }
.nav a:hover::after,
.nav a[aria-current="page"]::after { width: 100%; }
.header-actions { display: flex; align-items: center; gap: 16px; }
.header-tel {
  font-size: 13px;
  letter-spacing: .6px;
  color: var(--gold-2);
}
.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  background: none;
  border: 1px solid var(--line-dark);
  color: inherit;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 18px; height: 1px;
  background: currentColor;
  margin: 4px auto;
}
.mobile-nav {
  display: none;
  position: fixed;
  top: 76px; left: 0; right: 0;
  z-index: 89;
  background: var(--ink);
  border-bottom: 1px solid var(--line-dark);
  padding: 10px 28px 24px;
  max-height: calc(100vh - 76px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-nav.is-open { display: block; }
.mobile-nav a {
  display: block;
  padding: 13px 0;
  color: rgba(255, 255, 255, .85);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
  font-size: 15px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 26px;
  border: 1px solid var(--gold);
  background: var(--gold);
  color: #1a1408;
  font-size: 14px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background .25s, color .25s, border-color .25s;
}
.btn:hover { background: var(--gold-2); border-color: var(--gold-2); }
.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, .5);
}
.btn--ghost:hover { background: rgba(255, 255, 255, .1); color: var(--white); border-color: var(--white); }
.btn--dark {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}
.btn--dark:hover { background: var(--ink-3); border-color: var(--ink-3); }
.btn--sm { min-height: 38px; padding: 0 18px; font-size: 13px; }
.btn--block { width: 100%; }

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  min-height: 760px;
  height: 92vh;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
  background: var(--ink);
}
.hero-media {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(100deg, rgba(10, 12, 15, .92) 0%, rgba(10, 12, 15, .62) 46%, rgba(10, 12, 15, .25) 100%),
    url("https://coresg-normal.trae.ai/api/ide/v1/text_to_image?prompt=luxury%20mechanical%20wristwatch%20macro%20closeup%20on%20black%20silk%20background%20golden%20rim%20light%20high%20end%20product%20photography%20cinematic&image_size=landscape_16_9");
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}
.hero-inner { position: relative; z-index: 2; padding-top: 120px; padding-bottom: 80px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  letter-spacing: 3.4px;
  color: var(--gold-2);
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 42px; height: 1px;
  background: var(--gold-2);
}
.hero h1 {
  margin: 26px 0 22px;
  font-size: clamp(38px, 5vw, 64px);
  letter-spacing: 3px;
  line-height: 1.22;
}
.hero-sub {
  max-width: 560px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .74);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.hero-meta {
  position: absolute;
  right: 28px; bottom: 42px;
  z-index: 2;
  display: flex;
  gap: 42px;
  text-align: right;
}
.hero-meta div span {
  display: block;
  font-size: 11px;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, .45);
}
.hero-meta div strong {
  display: block;
  margin-top: 6px;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--gold-2);
}

/* ---------- 实体声明条（GEO 关键） ---------- */
.entity-strip {
  background: var(--ink-2);
  color: rgba(255, 255, 255, .76);
  border-top: 1px solid var(--line-dark);
}
.entity-strip .container {
  display: flex;
  align-items: flex-start;
  gap: 22px;
  padding-top: 26px;
  padding-bottom: 26px;
}
.entity-strip .tag {
  flex: 0 0 auto;
  padding: 4px 10px;
  border: 1px solid var(--gold);
  color: var(--gold-2);
  font-size: 11px;
  letter-spacing: 2px;
}
.entity-strip p { font-size: 14px; line-height: 1.9; }
.entity-strip strong { color: var(--white); font-weight: 500; }

/* ---------- 区块通用 ---------- */
.section { padding: 92px 0; }
.section--paper { background: var(--paper); }
.section--tight { padding: 68px 0; }
.section--dark { background: var(--ink); color: var(--white); }
.section-head { max-width: 720px; margin-bottom: 46px; }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.kicker {
  display: block;
  margin-bottom: 14px;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--gold);
  text-transform: uppercase;
}
.section-title { font-size: clamp(26px, 3vw, 38px); letter-spacing: 2px; }
.section-desc { margin-top: 16px; font-size: 15px; color: var(--muted); line-height: 1.9; }
.section--dark .section-desc { color: rgba(255, 255, 255, .62); }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid[data-cols="1"] { grid-template-columns: 1fr; }
.grid[data-cols="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid[data-cols="3"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid[data-cols="4"] { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ---------- 数字 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.stat { background: var(--white); padding: 30px 26px; }
.stat strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 1px;
}
.stat strong em { font-style: normal; font-size: 15px; color: var(--muted); margin-left: 4px; }
.stat span { display: block; margin-top: 6px; font-size: 13px; color: var(--muted); }

/* ---------- 腕表卡片 ---------- */
.watch-card {
  background: var(--white);
  border: 1px solid var(--line);
  transition: box-shadow .3s, transform .3s;
}
.watch-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.watch-media {
  display: block;
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #f2efe9;
}
.watch-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.watch-card:hover .watch-media img { transform: scale(1.04); }
.watch-status {
  position: absolute;
  top: 12px; left: 12px;
  padding: 3px 9px;
  background: rgba(17, 21, 26, .82);
  color: var(--gold-2);
  font-size: 11px;
  letter-spacing: 1px;
}
.watch-body { padding: 20px 20px 22px; }
.watch-brand {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
}
.watch-model {
  margin-top: 8px;
  font-family: var(--font-serif);
  font-size: 19px;
  letter-spacing: .5px;
}
.watch-spec {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}
.watch-foot {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.watch-price { font-size: 20px; font-weight: 600; color: var(--ink); }
.watch-price small { font-size: 12px; font-weight: 400; color: var(--muted); margin-left: 3px; }
.watch-more { font-size: 12px; color: var(--gold); letter-spacing: 1px; }

/* ---------- 业务卡片 ---------- */
.pillar {
  position: relative;
  padding: 34px 30px 30px;
  border: 1px solid var(--line);
  background: var(--white);
  transition: background .3s, border-color .3s, transform .3s;
}
.pillar:hover { background: var(--ink); border-color: var(--ink); transform: translateY(-4px); }
.pillar:hover .pillar-title,
.pillar:hover .pillar-desc,
.pillar:hover .pillar-link { color: var(--white); }
.pillar:hover .pillar-desc { color: rgba(255, 255, 255, .6); }
.pillar-no {
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--gold);
}
.pillar-title { margin-top: 14px; font-size: 21px; letter-spacing: 1px; transition: color .3s; }
.pillar-desc { margin-top: 12px; font-size: 13.5px; color: var(--muted); line-height: 1.85; min-height: 72px; transition: color .3s; }
.pillar-link { display: inline-block; margin-top: 18px; font-size: 12px; letter-spacing: 1.5px; color: var(--gold); }

/* ---------- 流程 ---------- */
.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.flow-step {
  position: relative;
  padding: 30px 26px 30px 0;
}
.flow-step + .flow-step { padding-left: 26px; border-left: 1px solid var(--line); }
.flow-num {
  font-family: var(--font-serif);
  font-size: 34px;
  color: var(--gold-soft);
  line-height: 1;
}
.flow-title { margin-top: 12px; font-size: 17px; }
.flow-desc { margin-top: 8px; font-size: 13px; color: var(--muted); line-height: 1.8; }

/* ---------- 门店 ---------- */
.store-card {
  background: var(--white);
  border: 1px solid var(--line);
  overflow: hidden;
}
.store-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.store-body { padding: 24px 24px 26px; }
.store-name { font-size: 19px; letter-spacing: 1px; }
.store-row { margin-top: 12px; font-size: 13.5px; color: var(--muted); display: flex; gap: 8px; }
.store-row b { font-weight: 500; color: var(--ink-3); flex: 0 0 auto; }

/* ---------- Logo ---------- */
.brand-mark--img { padding: 0; object-fit: cover; background: var(--ink-2); }

/* ---------- 案例卡片 ---------- */
.case-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
}
.case-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.case-body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 8px; }
.case-tag { font-size: 11px; letter-spacing: 2px; color: var(--gold); }
.case-title { font-size: 19px; line-height: 1.5; }
.case-amount { font-size: 15px; color: var(--ink); font-weight: 600; }
.case-desc { font-size: 13.5px; line-height: 1.85; color: var(--muted); }
.case-customer { font-size: 12px; color: var(--muted-2); }

/* ---------- 团队卡片 ---------- */
.team-card {
  background: var(--white);
  border: 1px solid var(--line);
  overflow: hidden;
}
.team-card img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.team-body { padding: 20px 22px 24px; }
.team-name { font-size: 18px; letter-spacing: 1px; }
.team-role { display: block; margin-top: 6px; font-size: 12px; letter-spacing: 1px; color: var(--gold); }
.team-intro { margin-top: 12px; font-size: 13.5px; line-height: 1.85; color: var(--muted); }

/* ---------- 客服微信 ---------- */
.qr-card {
  margin-top: 26px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 22px;
  background: var(--white);
  border: 1px solid var(--line);
}
.qr-img { width: 132px; height: 132px; object-fit: contain; border: 1px solid var(--line); background: #fff; }
.qr-info strong { font-size: 14px; letter-spacing: 1px; }
.qr-info p { margin-top: 8px; font-size: 13.5px; color: var(--ink-3); }
.qr-info .qr-hint { font-size: 12px; color: var(--muted); }

/* ---------- 文章卡片 ---------- */
.article-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  transition: box-shadow .3s, transform .3s;
}
.article-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.article-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.article-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.article-tag { font-size: 11px; letter-spacing: 2px; color: var(--gold); }
.article-title { margin-top: 10px; font-size: 19px; line-height: 1.5; }
.article-desc { margin-top: 10px; font-size: 13px; color: var(--muted); line-height: 1.8; flex: 1; }
.article-meta { margin-top: 18px; font-size: 12px; color: var(--muted-2); display: flex; gap: 14px; }

/* ---------- 内页头 ---------- */
.page-hero {
  position: relative;
  padding: 156px 0 64px;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 300px at 85% 10%, rgba(176, 141, 79, .22), transparent 70%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-size: clamp(30px, 4vw, 46px); letter-spacing: 3px; }
.page-hero p { max-width: 700px; margin-top: 18px; font-size: 15px; line-height: 1.9; color: rgba(255, 255, 255, .64); }
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 12px;
  color: rgba(255, 255, 255, .45);
}
.breadcrumb a { color: rgba(255, 255, 255, .65); }
.breadcrumb span.sep { color: rgba(255, 255, 255, .28); }

/* ---------- 正文 ---------- */
.prose { max-width: 780px; }
.prose > * + * { margin-top: 22px; }
.prose h2 {
  margin-top: 52px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-size: 26px;
  letter-spacing: 1px;
}
.prose h3 { margin-top: 34px; font-size: 19px; }
.prose p { font-size: 15.5px; line-height: 1.95; color: var(--ink-3); }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin: 8px 0; font-size: 15.5px; line-height: 1.9; color: var(--ink-3); }
.prose strong { color: var(--ink); }
.prose a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }

.answer-box {
  padding: 24px 26px;
  background: var(--gold-soft);
  border-left: 3px solid var(--gold);
}
.answer-box .label {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: 2px;
  color: #8a6c2e;
}
.answer-box p { color: #3b3121; font-size: 15.5px; line-height: 1.9; }

.article-header { max-width: 780px; }
.article-header h1 { font-size: clamp(28px, 3.6vw, 42px); letter-spacing: 2px; line-height: 1.4; }
.article-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--muted);
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 780px) 260px;
  gap: 64px;
  align-items: start;
}
.toc {
  position: sticky;
  top: 104px;
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
}
.toc h2 {
  margin-bottom: 12px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--muted);
}
.toc a { display: block; padding: 6px 0; font-size: 13px; color: var(--ink-3); }
.toc a:hover { color: var(--gold); }

/* ---------- 表格 ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--white);
}
.data-table caption {
  caption-side: top;
  padding-bottom: 12px;
  text-align: left;
  font-size: 12px;
  color: var(--muted);
}
.data-table th,
.data-table td {
  padding: 13px 16px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
.data-table th { background: var(--paper); font-weight: 600; color: var(--ink); white-space: nowrap; }
.data-table td { color: var(--ink-3); }

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  position: relative;
  padding: 22px 44px 22px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-size: 17.5px;
  color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 6px; top: 20px;
  font-size: 20px;
  color: var(--gold);
  transition: transform .25s;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item .faq-a { padding: 0 44px 24px 0; font-size: 14.5px; line-height: 1.95; color: var(--muted); }
.faq-item .faq-a strong { color: var(--ink-3); }

/* ---------- 表单 ---------- */
.form-card {
  padding: 34px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: 12.5px; color: var(--ink-3); letter-spacing: .5px; }
.field label em { font-style: normal; color: var(--red); margin-left: 3px; }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid var(--line);
  background: #fbfaf7;
  color: var(--ink);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color .2s, background .2s;
}
.field input:focus,
.field select:focus,
.field textarea:focus { border-color: var(--gold); background: var(--white); }
.field textarea { min-height: 92px; resize: vertical; }
.form-note { margin-top: 14px; font-size: 12px; color: var(--muted-2); line-height: 1.7; }

/* ---------- CTA 通栏 ---------- */
.cta-band {
  padding: 64px 0;
  background: var(--ink);
  color: var(--white);
  text-align: center;
}
.cta-band h2 { font-size: clamp(24px, 3vw, 34px); letter-spacing: 2px; }
.cta-band p { margin: 14px auto 0; max-width: 620px; font-size: 14px; color: rgba(255, 255, 255, .6); }
.cta-band .btn { margin-top: 28px; }

/* ---------- 页脚 ---------- */
.site-footer { background: #0c0f13; color: rgba(255, 255, 255, .6); padding: 64px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 40px; }
.footer-brand .brand-cn { color: var(--white); font-size: 20px; }
.footer-brand p { margin-top: 18px; font-size: 13px; line-height: 1.9; max-width: 320px; }
.footer-title {
  margin-bottom: 16px;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--gold-2);
  text-transform: uppercase;
}
.footer-links a { display: block; padding: 6px 0; font-size: 13.5px; color: rgba(255, 255, 255, .6); }
.footer-links a:hover { color: var(--gold-2); }
.footer-contact div { margin-bottom: 9px; font-size: 13.5px; line-height: 1.8; }
.footer-contact b { color: rgba(255, 255, 255, .85); font-weight: 500; }
.footer-bottom {
  margin-top: 46px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .08);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
  color: rgba(255, 255, 255, .38);
}
.footer-bottom a { color: rgba(255, 255, 255, .45); }

/* ---------- 杂项 ---------- */
.note-bar {
  padding: 12px 0;
  background: #fdf8ed;
  border-top: 1px solid #f0e2c4;
  border-bottom: 1px solid #f0e2c4;
  font-size: 12.5px;
  color: #7d6a41;
  text-align: center;
}
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 6px 14px;
  border: 1px solid var(--line);
  background: var(--white);
  font-size: 13px;
  color: var(--ink-3);
  cursor: pointer;
  transition: all .2s;
}
.chip:hover, .chip.is-active { background: var(--ink); border-color: var(--ink); color: var(--white); }
.filter-bar { display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 32px; align-items: center; }
.filter-group { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filter-group > span { font-size: 12px; color: var(--muted); margin-right: 4px; }
.empty-tip {
  padding: 60px 20px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line);
  grid-column: 1 / -1;
}

.detail-layout { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: start; }
.detail-gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border: 1px solid var(--line); }
.gallery-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 10px; }
.gallery-thumbs img { width: 100%; aspect-ratio: 1; object-fit: cover; border: 1px solid var(--line); cursor: pointer; }
.detail-title { font-size: clamp(26px, 3vw, 36px); letter-spacing: 1px; }
.detail-price { margin-top: 18px; font-size: 30px; color: var(--ink); font-weight: 600; }
.detail-price small { font-size: 13px; color: var(--muted); font-weight: 400; margin-left: 6px; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.spec-table { width: 100%; border-collapse: collapse; margin-top: 30px; font-size: 14px; }
.spec-table th, .spec-table td { padding: 12px 0; border-bottom: 1px solid var(--line); text-align: left; }
.spec-table th { width: 110px; font-weight: 400; color: var(--muted); }
.spec-table td { color: var(--ink-3); }
.assure { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 26px; }
.assure div { background: var(--white); padding: 16px 12px; text-align: center; font-size: 12.5px; color: var(--ink-3); }

.map-box {
  position: relative;
  min-height: 380px;
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(247, 245, 240, .82), rgba(247, 245, 240, .82)),
    repeating-linear-gradient(0deg, #e9e4da 0 1px, transparent 1px 44px),
    repeating-linear-gradient(90deg, #e9e4da 0 1px, transparent 1px 44px);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 30px;
}
.map-pin {
  width: 44px; height: 44px;
  margin: 0 auto 14px;
  border-radius: 50% 50% 50% 0;
  background: var(--gold);
  transform: rotate(-45deg);
  box-shadow: 0 10px 24px rgba(176, 141, 79, .35);
}
.map-box strong { display: block; font-size: 17px; }
.map-box p { margin-top: 8px; font-size: 13px; color: var(--muted); }
.map-box .btn { margin-top: 18px; }

.toast {
  position: fixed;
  left: 50%; bottom: 36px;
  z-index: 200;
  transform: translate(-50%, 20px);
  padding: 13px 24px;
  background: var(--ink);
  color: var(--white);
  font-size: 13.5px;
  letter-spacing: .5px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
}
.toast.is-show { opacity: 1; transform: translate(-50%, 0); }

.back-top {
  position: fixed;
  right: 24px; bottom: calc(24px + env(safe-area-inset-bottom));
  z-index: 80;
  width: 44px; height: 44px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .94);
  color: var(--ink);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}
.back-top.is-show { opacity: 1; pointer-events: auto; }

.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .nav { gap: 20px; }
  .nav a { font-size: 13px; }
  .article-layout { grid-template-columns: 1fr; gap: 40px; }
  .toc { position: static; order: -1; }
  .detail-layout { gap: 36px; }
}

@media (max-width: 960px) {
  .nav, .header-actions .header-tel { display: none; }
  .menu-toggle { display: block; }
  .hero { min-height: 640px; }
  .hero-meta { display: none; }
  .stats, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .flow-step:nth-child(3) { border-left: none; }
  .flow-step:nth-child(n+3) { border-top: 1px solid var(--line); }
  .detail-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .assure { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .section { padding: 64px 0; }
  .hero { height: auto; min-height: 620px; padding: 40px 0; }
  .hero-inner { padding-top: 110px; padding-bottom: 60px; }
  .hero h1 { letter-spacing: 1px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .entity-strip .container { flex-direction: column; gap: 12px; }
  .stats, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .flow-step, .flow-step + .flow-step { padding: 22px 0; border-left: none; border-top: 1px solid var(--line); }
  .flow-step:first-child { border-top: none; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 24px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .page-hero { padding: 132px 0 48px; }
  .article-layout { gap: 28px; }
  .data-table { display: block; overflow-x: auto; white-space: nowrap; }
  .prose h2 { font-size: 22px; }
}

/* ---------- 小屏手机 / 微信内置浏览器 ---------- */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .section { padding: 48px 0; }
  .section-head { margin-bottom: 30px; }
  .section-title { font-size: 24px; }
  .hero { min-height: 560px; }
  .hero h1 { font-size: 30px; line-height: 1.35; }
  .hero-sub { font-size: 14px; line-height: 1.85; }
  .hero-actions { margin-top: 28px; }
  .btn { min-height: 48px; padding: 0 20px; font-size: 14px; }
  .btn--sm { min-height: 40px; }
  .page-hero { padding: 118px 0 40px; }
  .page-hero h1 { font-size: 26px; letter-spacing: 1px; }
  .page-hero p { font-size: 13.5px; }
  .article-header h1 { font-size: 25px; }
  .article-byline { gap: 6px 14px; font-size: 11.5px; }
  .watch-price, .detail-price { font-size: 22px; }
  .detail-price small { display: block; margin-left: 0; }
  .detail-actions .btn { flex: 1 1 100%; }
  .prose p, .prose li { font-size: 15px; }
  .prose h2 { font-size: 21px; margin-top: 38px; }
  .faq-item summary { font-size: 16px; padding-right: 36px; }
  .faq-item .faq-a { padding-right: 0; }
  .form-card { padding: 20px 16px; }
  .field input, .field select, .field textarea { font-size: 16px; }
  .footer-grid { gap: 24px; }
  .footer-brand p { font-size: 12.5px; }
  .mobile-nav { padding: 8px 20px 20px; }
  .mobile-nav a { font-size: 15px; padding: 12px 0; }
  .map-box { min-height: 300px; }
  .stats { grid-template-columns: 1fr; }
  .stat strong { font-size: 30px; }
  .watch-model { font-size: 18px; }
  .section-desc { font-size: 14px; }
  .chip { padding: 9px 14px; }
}

/* 后台可配置列数：小屏自动降级 */
@media (max-width: 960px) {
  .grid[data-cols] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .grid[data-cols] { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .qr-card { align-items: flex-start; }
  .qr-img { width: 108px; height: 108px; }
}