/* ============================================================
   内页公共样式（基于首页 style.css 扩展）
   ============================================================ */
:root {
  --black: #0c0c0e;
  --dark: #141416;
  --dark-2: #1c1c1f;
  --gold: #c8a15c;
  --gold-light: #e2c689;
  --gold-deep: #a5813f;
  --cream: #f6f3ee;
  --paper: #fbfaf7;
  --ink: #232326;
  --gray: #6d6d72;
  --line: #e8e4dc;
  --font-serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --shadow-lg: 0 24px 60px rgba(12, 12, 14, .14);
  --shadow-sm: 0 8px 24px rgba(12, 12, 14, .08);
  --radius: 4px;
  --header-h: 76px;
}

/* ---------- 内页首屏横幅 ---------- */
.page-hero {
  position: relative; height: 340px; min-height: 300px;
  display: flex; align-items: flex-end;
  background-size: cover; background-position: center;
  overflow: hidden;
}
.page-hero .hero-mask {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8, 8, 10, .55), rgba(8, 8, 10, .78) 70%, var(--black) 100%);
}
.page-hero-content { position: relative; z-index: 2; width: min(1240px, 92%); margin: 0 auto; padding: 0 0 54px; color: #fff; }
.page-hero-eyebrow { font-size: 13px; letter-spacing: 5px; color: var(--gold-light); margin-bottom: 12px; }
.page-hero h1, .page-hero h2 { font-family: var(--font-serif); font-size: clamp(28px, 3.6vw, 44px); letter-spacing: 3px; }
.page-hero p.sub { margin-top: 10px; color: rgba(255, 255, 255, .75); font-size: 15px; }

/* 面包屑 */
.crumb {
  position: absolute; top: 110px; right: 4%; z-index: 3;
  font-size: 13px; color: rgba(255, 255, 255, .7); letter-spacing: 1px;
}
.crumb a { color: var(--gold-light); }
.crumb a:hover { color: #fff; }
.crumb.relative { position: relative; top: auto; left: auto; right: auto; margin-top: -40px; margin-bottom: 40px; }

/* ---------- 内页通用区块 ---------- */
.inner-section { padding: 64px 0; }
.inner-section.narrow { padding-top: 40px; }
.page-intro { max-width: 780px; margin: 0 auto 54px; text-align: center; color: var(--gray); font-size: 15.5px; line-height: 2; }

/* 内容流 */
.content-flow { display: grid; gap: 44px; margin-top: 20px; }
.content-flow .row { display: grid; gap: 18px; }
.content-flow h3 { font-family: var(--font-serif); font-size: 22px; margin-bottom: 10px; position: relative; padding-left: 16px; }
.content-flow h3::before { content: ""; position: absolute; left: 0; top: .22em; width: 5px; height: 1.1em; background: var(--gold); }
.content-flow p { color: #4b4b50; text-align: justify; line-height: 2.1; }
.content-flow img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-sm); }

/* 信息块 */
.info-panels { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 20px; }
.info-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow-sm); transition: transform .35s, box-shadow .35s; }
.info-panel:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.info-panel svg { color: var(--gold-deep); margin-bottom: 14px; }
.info-panel h4 { font-size: 16.5px; margin-bottom: 8px; }
.info-panel p { font-size: 13.5px; color: var(--gray); line-height: 1.8; }

/* ============================================================
   产品列表页 / 新闻列表页通用
   ============================================================ */
.list-toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 36px; }
.cat-tabs { display: flex; flex-wrap: wrap; gap: 10px; }
.cat-tab { padding: 9px 24px; font-size: 14px; letter-spacing: 1px; border: 1px solid var(--line); border-radius: 100px; color: var(--gray); background: #fff; transition: all .3s; }
.cat-tab:hover { border-color: var(--gold); color: var(--gold-deep); }
.cat-tab.active { background: var(--black); border-color: var(--black); color: var(--gold-light); }
.search-box { display: flex; border: 1px solid var(--line); border-radius: 100px; overflow: hidden; background: #fff; }
.search-box input { border: none; outline: none; padding: 10px 18px; font-size: 14px; width: 210px; font-family: inherit; color: var(--ink); }
.search-box button { background: var(--black); color: var(--gold-light); padding: 0 20px; display: grid; place-items: center; }

.page-nums { display: flex; justify-content: center; gap: 8px; margin-top: 48px; flex-wrap: wrap; }
.page-nums a, .page-nums span { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; color: var(--gray); font-size: 14px; transition: all .3s; }
.page-nums a:hover { border-color: var(--gold); color: var(--gold-deep); }
.page-nums .cur { background: var(--black); border-color: var(--black); color: var(--gold-light); font-weight: 600; }

/* ============================================================
   产品详情页
   ============================================================ */
.detail-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.detail-gallery { position: sticky; top: 100px; }
.detail-main-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.detail-main-img img { width: 100%; height: 480px; object-fit: cover; }
.detail-thumbs { display: flex; gap: 14px; margin-top: 16px; overflow-x: auto; scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch; padding-bottom: 6px; }
.detail-thumbs button { flex: 0 0 calc(25% - 10.5px); scroll-snap-align: start; border: 2px solid transparent; border-radius: var(--radius); overflow: hidden; padding: 0; transition: border-color .3s; background: none; }
.detail-thumbs button.active { border-color: var(--gold); }
.detail-thumbs img { width: 100%; height: 90px; object-fit: cover; }
.detail-info h3 { font-family: var(--font-serif); font-size: 30px; margin-bottom: 6px; }
.detail-code { color: var(--gold-deep); letter-spacing: 2px; font-size: 14px; margin-bottom: 14px; }
.detail-summary { color: var(--gray); line-height: 2; margin-bottom: 22px; }
.detail-tags { display: flex; gap: 10px; margin-bottom: 26px; flex-wrap: wrap; }
.detail-tags span { font-size: 12.5px; color: var(--gold-deep); border: 1px solid rgba(200, 161, 92, .5); padding: 4px 14px; border-radius: 2px; letter-spacing: 1px; }
.detail-features { display: grid; gap: 12px; margin-bottom: 28px; }
.detail-features li { display: flex; align-items: center; gap: 10px; font-size: 15px; }
.detail-features svg { color: var(--gold-deep); flex: none; }
.specs-table { width: 100%; border-collapse: collapse; margin-bottom: 30px; }
.specs-table th, .specs-table td { border-bottom: 1px solid var(--line); padding: 12px 14px; text-align: left; font-size: 14.5px; }
.specs-table th { width: 150px; color: var(--gold-deep); font-weight: 600; background: #faf8f3; }
.detail-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.related-title { margin: 70px 0 30px; font-family: var(--font-serif); font-size: 24px; display: flex; align-items: center; gap: 14px; }
.related-title::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* ============================================================
   新闻详情页
   ============================================================ */
.article { max-width: 860px; margin: 0 auto; }
.article-head { text-align: center; margin-bottom: 40px; }
.article-head h1 { font-family: var(--font-serif); font-size: clamp(24px, 3vw, 34px); line-height: 1.5; }
.article-meta { display: flex; justify-content: center; align-items: center; gap: 24px; margin-top: 16px; color: #a09a8c; font-size: 14px; flex-wrap: wrap; }
.article-meta .divider { width: 1px; height: 14px; background: var(--line); }
.article-cover { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); margin-bottom: 34px; }
.article-cover img { width: 100%; max-height: 460px; object-fit: cover; }
.article-body { color: #3c3c41; }
.article-body p { line-height: 2.15; margin-bottom: 20px; text-align: justify; }
.article-body p.lead { font-size: 16.5px; color: var(--gold-deep); font-weight: 500; }
.article-body h3 { font-family: var(--font-serif); font-size: 20px; margin: 28px 0 12px; }
.article-body img { width: 100%; border-radius: var(--radius); margin: 18px 0; box-shadow: var(--shadow-sm); }
.article-body blockquote { border-left: 3px solid var(--gold); padding: 4px 0 4px 20px; margin: 22px 0; color: var(--gold-deep); font-family: var(--font-serif); }
.article-nav { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 46px; padding-top: 26px; border-top: 1px solid var(--line); }
.article-nav a { font-size: 14px; color: var(--gray); max-width: 45%; }
.article-nav a b { display: block; color: var(--gold-deep); font-weight: 600; margin-bottom: 4px; letter-spacing: 2px; }
.article-nav a:hover { color: var(--ink); }

/* ============================================================
   招商加盟页
   ============================================================ */
.join-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin: 20px 0 60px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.join-flow .step { padding: 36px 26px; position: relative; }
.join-flow .step:not(:last-child)::after { content: ""; position: absolute; right: -1px; top: 18%; height: 64%; width: 1px; background: var(--line); }
.join-step-no { font-family: Georgia, serif; font-size: 40px; color: rgba(200, 161, 92, .55); font-weight: 700; margin-bottom: 8px; }
.join-flow h4 { font-size: 16.5px; margin-bottom: 8px; }
.join-flow p { font-size: 13.5px; color: var(--gray); line-height: 1.8; }

.policy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 26px; }
.policy-grid-4 { grid-template-columns: repeat(4, 1fr); }
.policy-card { background: var(--dark); border-radius: var(--radius); padding: 36px 30px; color: #d8d4ca; border: 1px solid rgba(200, 161, 92, .25); transition: transform .35s; }
.policy-card:hover { transform: translateY(-5px); }
.policy-card svg { color: var(--gold); margin-bottom: 14px; }
.policy-card h4 { color: #fff; font-size: 17px; margin-bottom: 10px; letter-spacing: 1px; }
.policy-card p { font-size: 14px; color: #9d988c; line-height: 1.9; }
.policy-card ul { margin-top: 10px; display: grid; gap: 6px; }
.policy-card ul li { font-size: 13.5px; color: #b9b4a8; padding-left: 16px; position: relative; }
.policy-card ul li::before { content: ""; position: absolute; left: 0; top: .55em; width: 7px; height: 7px; background: var(--gold); transform: rotate(45deg); }

.qualify-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; max-width: 900px; margin: 0 auto; }
.qualify-item { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow-sm); }
.qualify-item svg { color: var(--gold-deep); flex: none; margin-top: 3px; }
.qualify-item h4 { font-size: 16px; margin-bottom: 5px; }
.qualify-item p { font-size: 13.5px; color: var(--gray); }

/* ============================================================
   联系我们页
   ============================================================ */
.map-note { margin-top: 50px; background: var(--black); border-radius: var(--radius); padding: 40px 44px; color: #d8d4ca; display: flex; justify-content: space-between; align-items: center; gap: 30px; flex-wrap: wrap; }
.map-note h3 { font-family: var(--font-serif); color: #fff; font-size: 22px; margin-bottom: 8px; }
.map-note p { font-size: 14px; color: #a7a294; line-height: 1.9; }
.map-note .loc { display: inline-flex; align-items: center; gap: 8px; color: var(--gold-light); }
.map-placeholder { width: 260px; height: 150px; border-radius: var(--radius); background: var(--dark-2); border: 1px solid rgba(200, 161, 92, .3); display: grid; place-items: center; text-align: center; font-size: 13px; color: #9d988c; line-height: 1.9; }
.map-placeholder svg { color: var(--gold); margin-bottom: 6px; margin-inline: auto; }

/* ============================================================
   企业介绍页
   ============================================================ */
.milestone-list { max-width: 780px; margin: 10px auto 0; }
.milestone { display: grid; grid-template-columns: 110px 1fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--line); position: relative; }
.milestone:last-child { border-bottom: none; }
.milestone-year { font-family: Georgia, var(--font-serif); font-size: 30px; color: var(--gold-deep); font-weight: 700; line-height: 1.2; }
.milestone-body h4 { font-size: 16.5px; margin-bottom: 5px; }
.milestone-body p { font-size: 14px; color: var(--gray); line-height: 1.8; }

.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; margin-top: 24px; }
.team-card { background: #fff; border-radius: var(--radius); padding: 34px 26px; text-align: center; border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .35s; }
.team-card:hover { transform: translateY(-5px); }
.team-avatar { width: 84px; height: 84px; margin: 0 auto 16px; border-radius: 50%; background: linear-gradient(135deg, var(--dark), var(--dark-2)); border: 2px solid rgba(200, 161, 92, .5); display: grid; place-items: center; color: var(--gold-light); font-family: var(--font-serif); font-size: 30px; }
.team-card h4 { font-size: 16.5px; }
.team-card em { display: block; font-style: normal; font-size: 13px; color: var(--gold-deep); margin: 5px 0 10px; letter-spacing: 1px; }
.team-card p { font-size: 13px; color: var(--gray); line-height: 1.8; }

/* 响应式 */
@media (max-width: 1080px) {
  .info-panels { grid-template-columns: repeat(2, 1fr); }
  .join-flow { grid-template-columns: repeat(2, 1fr); }
  .join-flow .step:nth-child(2)::after { display: none; }
  .policy-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-wrap { grid-template-columns: 1fr; gap: 40px; }
  .detail-gallery { position: static; }
}
@media (max-width: 768px) {
  .page-hero { height: 280px; }
  .crumb { display: none; }
  .info-panels, .policy-grid, .qualify-list, .team-grid { grid-template-columns: 1fr; }
  .join-flow { grid-template-columns: 1fr; }
  .detail-main-img img { height: 320px; }
  .detail-thumbs img { height: 64px; }
  .search-box input { width: 140px; }
}

/* ---------- 列表页补充 ---------- */
.prod-more-link {
  display: inline-block; margin-top: 14px; font-size: 13px; letter-spacing: 1px;
  color: var(--gold-deep); border-bottom: 1px solid rgba(200, 161, 92, .5);
  padding-bottom: 2px; transition: color .3s, border-color .3s;
}
.prod-more-link:hover { color: var(--ink); border-color: var(--ink); }
.list-empty { text-align: center; color: var(--gray); padding: 60px 0; font-size: 15px; }
.about-more-link a { display: inline-flex; align-items: center; gap: 6px; color: var(--gold-deep); font-weight: 600; font-size: 14.5px; border-bottom: 1px solid rgba(200, 161, 92, .5); padding-bottom: 3px; transition: color .3s; }
.about-more-link a:hover { color: var(--ink); }
.news-more {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px;
  color: var(--gold-deep); border: 1px solid rgba(200, 161, 92, .5);
  padding: 6px 18px; border-radius: 100px; transition: all .3s;
}
.news-more:hover { background: var(--gold); border-color: var(--gold); color: #17130a; }
.news-tabs { align-items: center; gap: 20px; }