/* ========== 公用变量 ========== */
:root {
  --ink: #1a2224;
  --muted: #5c6668;
  --paper: #f5f2eb;
  --white: #fff;
  --green: #283b40;
  --green-dark: #1f2b2e;
  --copper: #a66d43;
  --line: #e2e6e7;
  --soft: #f4f7f8;
  --shadow: 0 18px 42px rgb(31 43 46 / 8%);
  --radius: 18px;
  --container: 1350px;
  --header-h: 88px;
}

/* ========== 基础重置（共用） ========== */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  line-height: 1.7;
}
body.white-page { background: var(--white); }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

.container {
  width: 1350px;
  max-width: 100%;
  margin-inline: auto;
  padding: 0;
}
.skip-link {
  position: fixed;
  left: 12px;
  top: -80px;
  z-index: 99;
  padding: 8px 14px;
  background: #fff;
}
.skip-link:focus { top: 12px; }

/* ========== 共用组件 ========== */
.eyebrow {
  margin: 0 0 14px;
  color: var(--copper);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .16em;
}
.section { padding: 72px 0; }
.section-white { background: var(--white); }
.section-dark { color: #fff; background: var(--green-dark); }
.section-head {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: 48px;
  margin-bottom: 48px;
}
.section-head h2,
.split-copy h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.2;
  letter-spacing: -.02em;
}
.section-intro {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 17px;
}
.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--copper);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  transition: transform .2s, background .2s, color .2s, border-color .2s;
}
.button:hover { background: #b7794c; transform: translateY(-2px); }
.button-secondary {
  border: 1px solid rgb(255 255 255 / 55%);
  background: transparent;
  color: #fff;
}
.button-secondary:hover {
  background: rgb(255 255 255 / 12%);
  color: #fff;
}
.button-lg {
  min-height: 56px;
  padding: 0 34px;
  font-size: 17px;
}
.button-outline {
  border: 1px solid var(--green);
  background: #fff;
  color: var(--green);
}
.button-outline:hover {
  background: var(--green);
  color: #fff;
}
.text-link {
  display: inline-flex;
  align-items: center;
  color: var(--green);
  font-size: 15px;
  font-weight: 800;
}
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.crumb-nav {
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}
.crumb-nav a:hover { color: var(--copper); }
.crumb-sep { margin: 0 8px; color: #9aa3a6; }
.notice {
  padding: 22px 24px;
  border-left: 4px solid var(--copper);
  background: #ece8df;
}

/* ========== 模块：站点头部 site-header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--line);
  background: rgb(255 255 255 / 96%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.header-inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}
.brand img {
  width: 157px;
  height: 50px;
  object-fit: contain;
}
.desktop-nav { flex: 1 1 auto; }
.nav-list {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 22px;
  font-size: 16px;
  font-weight: 400;
  white-space: nowrap;
}
.nav-list a {
  position: relative;
  padding: 28px 0;
  color: var(--green);
}
.nav-list a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 20px;
  left: 0;
  height: 2px;
  background: var(--copper);
  transform: scaleX(0);
  transition: transform .2s;
}
.nav-list a:hover,
.nav-list a[aria-current="page"] { color: var(--copper); }
.nav-list a[aria-current="page"] { font-weight: 800; }
.nav-list a:hover::after,
.nav-list a[aria-current="page"]::after { transform: scaleX(1); }
.mobile-nav { display: none; position: relative; }
.mobile-nav summary {
  cursor: pointer;
  color: var(--green);
  font-size: 15px;
  font-weight: 700;
  list-style: none;
}
.mobile-nav summary::-webkit-details-marker { display: none; }
.mobile-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  z-index: 20;
  min-width: 200px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
}
.mobile-panel a {
  display: block;
  padding: 10px 12px;
  font-size: 15px;
}

/* ========== 模块：站点页脚 site-footer ========== */
.site-footer {
  padding: 56px 0 0;
  color: rgb(255 255 255 / 72%);
  background: var(--green-dark);
}
.footer-main {
  display: grid;
  grid-template-columns: 1.4fr 1fr auto;
  gap: 48px;
  align-items: center;
  padding-bottom: 40px;
}
.footer-logo {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 0;
  background: transparent;
}
.footer-logo img {
  width: 157px;
  height: 50px;
  object-fit: contain;
}
.footer-brand-col p {
  max-width: 420px;
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
}
.footer-contact-col { display: grid; gap: 22px; }
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
}
.footer-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgb(255 255 255 / 8%);
  color: #d8dde0;
  font-size: 18px;
}
.footer-contact-item strong {
  display: block;
  color: #fff;
  font-size: 20px;
  line-height: 1.3;
}
.footer-contact-item span {
  color: rgb(255 255 255 / 55%);
  font-size: 13px;
}
.footer-qr-box {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 240px;
  padding: 18px 20px;
  border-radius: 14px;
  background: rgb(255 255 255 / 8%);
}
.footer-qr-box img {
  width: 92px;
  height: 92px;
  object-fit: cover;
  border-radius: 8px;
  background: #fff;
  padding: 6px;
}
.footer-qr-box strong {
  display: block;
  color: #fff;
  font-size: 18px;
}
.footer-qr-box span {
  color: rgb(255 255 255 / 55%);
  font-size: 13px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr) auto;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand { color: #fff; font-size: 22px; font-weight: 800; }
.footer-copy { max-width: 340px; margin: 12px 0 0; font-size: 14px; line-height: 1.8; }
.footer-title { margin: 0 0 16px; color: #fff; font-size: 14px; }
.footer-links li + li { margin-top: 8px; }
.footer-links a:hover { color: #fff; }
.footer-qr {
  text-align: center;
  color: #fff;
  font-size: 13px;
}
.footer-qr img {
  width: 110px;
  height: 110px;
  margin: 0 auto 10px;
  object-fit: cover;
  background: #fff;
  border-radius: 8px;
  padding: 6px;
}
.footer-bottom {
  padding: 18px 0;
  border-top: 1px solid rgb(255 255 255 / 12%);
  font-size: 13px;
  text-align: center;
}

/* ========== 首页通用标题 ========== */
.home-block-title {
  margin-bottom: 40px;
  text-align: center;
}
.home-block-title h2 {
  margin: 0;
  color: var(--green);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.25;
}
.home-block-title p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
}
.home-section-bar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
}
.home-section-bar-text h2 {
  margin: 0;
  color: var(--green);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.25;
}
.home-section-bar-text p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 16px;
}
.text-more-link {
  color: var(--green);
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
}
.text-more-link:hover {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.home-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}
.btn-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 148px;
  min-height: 44px;
  padding: 0 28px;
  border: 1px solid var(--green);
  border-radius: 6px;
  background: transparent;
  color: var(--green);
  font-size: 16px;
  font-weight: 600;
  transition: background .2s, color .2s;
}
.btn-more:hover {
  background: var(--green);
  color: #fff;
}

/* ========== 模块：首页 Banner 轮播 ========== */
.home-banner {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
  color: #fff;
}
.home-banner-track,
.home-banner-slide {
  position: absolute;
  inset: 0;
}
.home-banner-slide {
  background: center / cover no-repeat;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity .8s ease, transform 6s ease;
}
.home-banner-slide.is-active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}
.home-banner-mask {
  position: absolute;
  z-index: 2;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgb(0 0 0 / 90%) 0%,
    rgb(0 0 0 / 88%) 15%,
    rgb(0 0 0 / 82%) 30%,
    rgb(0 0 0 / 54%) 42%,
    rgb(0 0 0 / 28%) 52%,
    rgb(0 0 0 / 10%) 62%,
    rgb(0 0 0 / 3%) 68%,
    transparent 70%
  );
  pointer-events: none;
}
.home-banner-content {
  position: relative;
  z-index: 3;
  display: flex;
  height: 100%;
  align-items: center;
}
.home-banner-panel {
  position: relative;
  max-width: 620px;
}
.home-banner-text {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}
.home-banner h1 {
  margin: 0;
  color: #fff;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 64px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: .04em;
}
.home-banner-slogan {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 16px 0 0;
  color: #fff;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 18px;
}
.home-banner-slogan span {
  color: #d4b48a;
  font-weight: 700;
}
.home-banner-desc {
  max-width: 560px;
  margin: 20px 0 0;
  color: rgb(255 255 255 / 90%);
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 16px;
  line-height: 1.9;
}
.home-banner-actions {
  display: flex;
  gap: 14px;
  margin-top: 30px;
}
.banner-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 132px;
  min-height: 48px;
  padding: 0 26px;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 700;
  transition: background .2s, color .2s, border-color .2s;
}
.banner-btn-primary {
  background: var(--copper);
  color: #fff;
}
.banner-btn-primary:hover { background: #b7794c; }
.banner-btn-ghost {
  border: 1px solid rgb(255 255 255 / 85%);
  background: transparent;
  color: #fff;
}
.banner-btn-ghost:hover {
  background: rgb(255 255 255 / 12%);
}
.home-banner-dots {
  display: flex;
  gap: 8px;
  margin-top: 36px;
}
.home-banner-dots button {
  width: 28px;
  height: 3px;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: rgb(255 255 255 / 35%);
  cursor: pointer;
}
.home-banner-dots button.is-active { background: var(--copper); }

/* ========== 模块：首页介绍 home-about ========== */
.home-about-section { padding: 72px 0; }
.home-about {
  display: grid;
  grid-template-columns: 600px 1fr;
  gap: 48px;
  align-items: stretch;
}
.home-about-media {
  margin: 0;
  width: 600px;
  max-width: 100%;
  overflow: hidden;
  border-radius: 18px;
}
.home-about-media img {
  width: 600px;
  max-width: 100%;
  height: 429px;
  object-fit: cover;
}
.home-about-copy {
  display: flex;
  flex-direction: column;
  min-height: 429px;
}
.home-about-copy h2 {
  margin: 20px 0;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 40px;
  font-weight: 800;
}
.home-about-copy .home-about-sub {
  margin: 0 0 14px;
  color: var(--copper);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .02em;
}
.home-about-text {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 2.2;
}
.home-about-bottom { margin-top: 18px; }
.home-about-promise {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--copper);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
}
.home-about-promise .ico,
.home-about-meta .ico {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  color: var(--copper);
}
.home-about-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}
.home-about-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 999px;
  background: #f1efea;
  color: var(--copper);
  font-size: 15px;
  font-weight: 600;
}

/* ========== 模块：首页4S home-service ========== */
.home-service {
  margin-bottom: 0;
  padding: 72px 0;
  background: #f7f7f5;
}
.home-service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.home-service-item {
  min-height: 220px;
  padding: 28px 24px;
  border: 1px solid #e8e8e6;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 10px 28px rgb(0 0 0 / 4%);
}
.home-service-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid #eee;
}
.home-service-num {
  color: var(--copper);
  font-family: Georgia, serif;
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}
.home-service-icon {
  width: 30px;
  height: 30px;
  color: #8f989c;
}
.home-service-item h3 {
  margin: 0 0 12px;
  color: #1a2228;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 20px;
  font-weight: 800;
}
.home-service-item p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}
.home-service-title h2 {
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
}

/* ========== 模块：首页产品 home-products ========== */
.home-products-section {
  padding-top: 72px;
}
.home-products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.home-product-card {
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: transform .25s, box-shadow .25s;
}
.home-product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.home-product-card img { width: 100%; height: 240px; object-fit: cover; }
.home-product-card-body { padding: 24px; }
.home-product-card h3 {
  display: inline;
  margin: 0;
  color: var(--green);
  font-size: 22px;
  background-image: linear-gradient(currentColor, currentColor);
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 0 1px;
  transition: background-size .25s;
}
.home-product-card:hover h3 { background-size: 100% 1px; }
.home-product-card p { margin: 10px 0 0; color: var(--muted); font-size: 15px; }
.home-product-card .text-link { display: inline-block; margin-top: 16px; }

/* ========== 模块：首页案例 home-cases ========== */
.home-cases-section { background: var(--paper); }
.home-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.home-case-card {
  position: relative;
  display: block;
  min-height: 320px;
  overflow: hidden;
  border-radius: var(--radius);
  color: #fff;
}
.home-case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s;
}
.home-case-card:hover img { transform: scale(1.03); }
.home-case-overlay {
  position: absolute;
  inset: auto 0 0;
  padding: 70px 22px 22px;
  background: linear-gradient(transparent, rgb(13 24 20 / 86%));
}
.home-case-overlay h3 { margin: 0; font-size: 20px; }

/* ========== 模块：首页品牌 home-brands ========== */
.home-brands-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.home-brand-tile {
  display: flex;
  min-height: 160px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 28px 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, #fff 0%, #f7f4ef 100%);
  text-align: center;
  transition: transform .2s, box-shadow .2s;
}
.home-brand-tile:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.home-brand-tile strong {
  color: var(--green);
  font-size: 24px;
  font-weight: 800;
}
.home-brand-tile span {
  color: var(--muted);
  font-size: 16px;
}

/* ========== 模块：首页团队 home-team ========== */
.home-team-section { background: var(--paper); }
.home-team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.home-team-card {
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  text-align: center;
  color: inherit;
  transition: transform .2s, box-shadow .2s;
}
.home-team-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px rgb(31 43 46 / 12%);
}
.home-team-card:hover h3 { color: var(--copper); }
.home-team-photo {
  overflow: hidden;
  background: #eceae5;
  aspect-ratio: 1 / 1;
}
.home-team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.home-team-card-body { padding: 28px 24px 32px; }
.home-team-card h3 {
  margin: 0;
  color: var(--green);
  font-size: 26px;
  font-weight: 800;
}
.home-team-role {
  margin: 8px 0 14px !important;
  color: var(--copper) !important;
  font-size: 15px !important;
  font-weight: 700;
}
.home-team-card-body > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ========== 模块：首页新闻 home-news ========== */
.home-news-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.home-news-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}
.home-news-card img {
  width: 100%;
  height: 168px;
  object-fit: cover;
}
.home-news-card > a {
  display: block;
  overflow: hidden;
}
.home-news-card h3 a:hover {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.home-news-card-body {
  display: flex;
  flex-direction: column;
  padding: 20px;
}
.home-news-tag {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 12px;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgb(166 109 67 / 12%);
  color: var(--copper);
  font-size: 13px;
  font-weight: 700;
}
.home-news-card h3 {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 18px;
  line-height: 1.45;
}
.home-news-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
.home-news-btn {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 34px;
  margin-top: 18px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
.home-news-btn:hover {
  border-color: var(--copper);
  color: var(--copper);
}

/* ========== 模块：首页常见问题 home-faq ========== */
.home-faq-section { background: var(--paper); }
.home-faq-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.home-faq-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}
.home-faq-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.home-faq-card-head h3 {
  margin: 0;
  color: var(--green);
  font-size: 22px;
  font-weight: 800;
}
.home-faq-card-head a {
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}
.home-faq-card-head a:hover { color: var(--copper); }
.home-faq-card-list a {
  display: grid;
  grid-template-columns: 40px 1fr 18px;
  gap: 10px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.home-faq-card-list a:last-child { border-bottom: 0; }
.home-faq-card-list .idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 28px;
  border-radius: 6px;
  background: rgb(166 109 67 / 12%);
  color: var(--copper);
  font-size: 13px;
  font-weight: 700;
}
.home-faq-card-list .q { color: var(--ink); line-height: 1.5; }
.home-faq-card-list a:hover .q { color: var(--copper); }
.home-faq-card-list .arr { color: #9aa3a6; text-align: right; }

/* ========== 模块：内页通用首屏 page-hero / channel-hero ========== */
.page-hero,
.channel-hero {
  position: relative;
  min-height: 245px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 0;
  text-align: center;
  color: var(--ink);
  border-bottom: 0;
  background:
    radial-gradient(circle at 18% 34%, rgb(166 109 67 / 12%), transparent 31%),
    radial-gradient(circle at 82% 20%, rgb(40 59 64 / 10%), transparent 30%),
    linear-gradient(115deg, #f3eee6 0%, #faf9f6 48%, #ebe6dc 100%);
}
.page-hero::before { display: none; }
.page-hero .container,
.channel-hero .container {
  width: 1350px;
  max-width: 100%;
}
.channel-hero-inner,
.page-hero .container {
  max-width: 940px;
  margin: 0 auto;
  text-align: center;
}
.page-hero h1,
.channel-hero h1 {
  margin: 0 0 16px;
  color: var(--green);
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
  white-space: nowrap;
}
.page-hero p,
.channel-hero p {
  max-width: 820px;
  margin: 0 auto;
  color: var(--muted);
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 16px;
  line-height: 1.85;
}
.page-hero .breadcrumb {
  margin-bottom: 18px;
  color: var(--copper);
  font-size: 13px;
}

/* ========== 模块：频道卡片网格 channel-grid ========== */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 28px auto 24px;
}
.channel-card {
  display: flex;
  min-height: 340px;
  flex-direction: column;
  overflow: hidden;
  padding: 0 0 28px;
  border: 1px solid rgb(38 65 83 / 10%);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.channel-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px rgb(31 43 46 / 12%);
}
.channel-card-image {
  width: 100%;
  height: 180px;
  margin-bottom: 22px;
  object-fit: cover;
}
.channel-card > a:first-child {
  display: block;
  overflow: hidden;
}
.channel-card > a:first-child .channel-card-image {
  margin-bottom: 22px;
}
.channel-card-body { padding: 0 28px; display: flex; flex: 1; flex-direction: column; }
.channel-card h2 {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 23px;
  font-weight: 900;
  line-height: 1.3;
}
.channel-card h2 a {
  color: inherit;
  text-decoration: none;
  transition: color .2s;
}
.channel-card:hover h2 a,
.channel-card h2 a:hover {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.channel-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.channel-card .text-link { margin-top: auto; padding-top: 18px; }

/* ========== 模块：关于我们 about-* ========== */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-split-image {
  width: 100%;
  min-height: 480px;
  object-fit: cover;
  border-radius: var(--radius);
}
.about-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 28px;
}
.about-metric {
  padding: 18px;
  border-left: 3px solid var(--copper);
  background: #fff;
}
.about-metric strong { display: block; color: var(--green); font-size: 24px; }
.about-promise {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 56px;
  align-items: center;
}
.about-promise figure { margin: 0; overflow: hidden; border-radius: 3px 64px 3px 3px; box-shadow: var(--shadow); }
.about-promise figure img { width: 100%; height: 520px; object-fit: cover; }
.about-promise blockquote {
  margin: 24px 0;
  padding-left: 18px;
  border-left: 3px solid var(--copper);
  font-size: 20px;
  font-weight: 700;
}
.about-honor-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.about-honor-tile {
  min-height: 120px;
  display: grid;
  place-items: center;
  padding: 18px;
  border: 1px solid #e2dfd8;
  background: #fff;
  text-align: center;
  font-weight: 800;
  color: #fff;
}
.section-dark .about-honor-tile {
  border-color: rgb(255 255 255 / 14%);
  background: rgb(255 255 255 / 6%);
}
.about-honor-tile small { display: block; margin-top: 6px; font-weight: 400; opacity: .75; }

/* ========== 模块：产品详情 product-detail-* ========== */
.product-detail-hero {
  margin: 30px auto 40px;
}
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.product-detail-kicker {
  margin: 0 0 12px;
  color: var(--copper);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .12em;
}
.product-detail-hero h1 {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 44px;
  font-weight: 800;
  line-height: 1.15;
}
.product-detail-lead {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}
.product-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.product-detail-tags span {
  padding: 6px 12px;
  border: 1px solid var(--line);
  color: var(--green);
  font-size: 14px;
}
.product-detail-cover {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 12px;
}
.product-detail-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin: 0 auto 72px;
}
.product-detail-gallery img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 12px;
}
.product-detail-gallery.single { grid-template-columns: 1fr; }
.product-detail-gallery.single img { max-height: 520px; }
.product-capability {
  margin-bottom: 72px;
}
.product-capability-head {
  width: 780px;
  max-width: 100%;
  margin: 0 auto 28px;
  text-align: center;
}
.product-capability-head h2 {
  margin: 0;
  font-size: 32px;
  font-weight: 700;
}
.product-capability-head p { margin: 12px 0 0; color: var(--muted); }
.product-capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.product-capability-card {
  min-height: 220px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.product-capability-num { color: var(--copper); font-size: 30px; font-weight: 700; }
.product-capability-card h3 { margin: 18px 0 10px; color: var(--green); font-size: 18px; }
.product-capability-card p { margin: 0; color: var(--muted); font-size: 15px; }

/* ========== 模块：服务案例 case-detail-* ========== */
.case-detail-hero { margin: 30px auto 40px; }
.case-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.case-detail-cover {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 12px;
}
.case-process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 80px;
}
.case-process-card {
  min-height: 220px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.case-process-num { color: var(--copper); font-size: 30px; font-weight: 700; }
.case-process-card h3 { margin: 18px 0 10px; color: var(--green); font-size: 18px; }
.case-process-card p { margin: 0; color: var(--muted); font-size: 15px; }

/* ========== 模块：创始团队 team-* ========== */
.team-card-photo {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center top;
}
.team-detail-hero { margin: 30px auto 40px; }
.team-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.team-detail-photo {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: top center;
  border-radius: 12px;
}

/* ========== 模块：新闻动态 news-* ========== */
.news-cat-section { padding: 25px 0 10px; }
.news-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.news-cats .cat-pill {
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 24px;
  border: 1px solid #d7e3e8;
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 15px;
  line-height: 1;
  transition: background .2s, color .2s, border-color .2s;
}
.news-cats .cat-pill:hover {
  border-color: var(--copper);
  color: var(--copper);
}
.news-cats .cat-pill.active {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}
.news-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  margin: 28px auto 0;
}
.news-list { display: grid; gap: 28px; }
.news-list-pager {
  justify-content: center;
  margin-top: 28px;
}
.news-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.news-card img {
  width: 100%;
  height: 168px;
  min-height: 0;
  object-fit: cover;
  border-radius: 8px;
}
.news-card > a:first-child {
  display: block;
  overflow: hidden;
  border-radius: 8px;
}
.news-body {
  display: flex;
  flex-direction: column;
  padding: 0 0 0 28px;
}
.news-body h2 {
  margin: 0 0 12px;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 26px;
  font-weight: 800;
  line-height: 1.45;
}
.news-body h2 a {
  color: inherit;
  text-decoration: none;
  transition: color .2s;
}
.news-body h2 a:hover {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.news-body > p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
}
.news-foot .tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 14px;
  border-radius: 999px;
  background: #f1efea;
  color: var(--green);
  font-size: 13px;
  font-weight: 600;
}
.news-foot .link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  min-height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--copper);
  font-size: 15px;
  font-weight: 600;
}
.news-foot .link:hover { text-decoration: underline; text-underline-offset: 4px; }
.news-side-stack {
  position: sticky;
  top: 108px;
  height: fit-content;
}

/* ========== 模块：文章详情 article-* ========== */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 30px;
  margin: 20px auto 80px;
}
.article-main h1 {
  margin: 0 0 14px;
  color: var(--ink);
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
}
.article-time {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 400;
}
.article-cover {
  width: 100%;
  margin: 0 0 28px;
  border-radius: 12px;
}
.article-body { font-size: 16px; line-height: 1.9; }
.article-body h2 {
  margin: 32px 0 12px;
  color: var(--green);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.6;
}
.article-body h2:first-child { margin-top: 0; }
.article-body p { margin: 0 0 20px; }
.article-body img {
  width: 100%;
  margin: 20px 0;
  border-radius: 10px;
}
.article-aside {
  height: fit-content;
  position: sticky;
  top: 108px;
}
.article-side-stack {
  display: grid;
  gap: 0;
  height: fit-content;
  position: sticky;
  top: 108px;
}
.relate-card {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 0 0 28px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}
.relate-logo {
  flex: 0 0 auto;
  width: 72px;
  height: 72px;
  overflow: hidden;
  border: 1px solid #eef2f4;
  border-radius: 10px;
  background: var(--soft);
}
.relate-logo img { width: 100%; height: 100%; object-fit: cover; }
.relate-info { flex: 1; min-width: 0; }
.relate-info h4 { margin: 0 0 6px; font-size: 18px; font-weight: 700; }
.relate-info p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.relate-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 18px;
  border: 1px solid var(--green);
  border-radius: 6px;
  color: var(--green);
  font-size: 15px;
  white-space: nowrap;
}
.relate-btn:hover { background: var(--green); color: #fff; }

/* ========== 模块：问题地图 help-* ========== */
.help-cat-section { padding: 40px 0 80px; }
.help-cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.help-cat-card {
  overflow: hidden;
  border: 1px solid rgb(40 59 64 / 12%);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 12px 30px rgb(40 59 64 / 6%);
}
.help-cat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 0;
  padding: 18px 20px;
  border-bottom: 1px solid rgb(40 59 64 / 8%);
  background: linear-gradient(135deg, rgb(40 59 64 / 6%) 0%, rgb(40 59 64 / 10%) 100%);
}
.help-cat-head h3 {
  margin: 0;
  color: var(--green);
  font-size: 22px;
  font-weight: 800;
}
.help-cat-more {
  color: var(--copper);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}
.help-cat-more:hover { color: var(--green); }
.help-cat-list { padding: 8px 20px 16px; background: #fff; }
.help-cat-list a {
  display: grid;
  grid-template-columns: 28px 1fr 18px;
  gap: 10px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.help-cat-list a:last-child { border-bottom: 0; }
.help-cat-list .idx {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgb(166 109 67 / 12%);
  color: var(--copper);
  font-size: 13px;
  font-weight: 700;
}
.help-cat-list .q { color: var(--ink); line-height: 1.5; }
.help-cat-list a:hover .q { color: var(--copper); }
.help-cat-list .arr { color: #9aa3a6; text-align: right; }
.help-list-section { padding: 30px 0 80px; }
.help-list {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
}
.help-list a {
  display: grid;
  grid-template-columns: 48px 1fr 24px;
  gap: 12px;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
}
.help-list a:last-child { border-bottom: 0; }
.help-list a:hover { background: var(--soft); }
.help-list .idx { color: var(--copper); font-weight: 700; }

/* ========== 模块：加入我们 jobs-* ========== */
.jobs-section {
  padding: 40px 0 90px;
  background: #f7f9fb;
}
.jobs-list { display: grid; gap: 18px; }
.job-item {
  border: 1px solid rgb(38 65 83 / 8%);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}
.job-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  list-style: none;
  padding: 26px 32px;
}
.job-item summary::-webkit-details-marker { display: none; }
.job-item h2 {
  margin: 0 0 10px;
  color: #111827;
  font-size: 25px;
  font-weight: 500;
}
.job-item summary p {
  margin: 0;
  color: #344a57;
  font-size: 16px;
}
.job-item summary b {
  flex: 0 0 auto;
  color: #111827;
  font-size: 28px;
  font-weight: 300;
  line-height: 1;
}
.job-item summary b::before { content: "+"; }
.job-item[open] summary b::before { content: "–"; }
.job-detail {
  padding: 0 32px 28px;
  border-top: 1px solid var(--line);
}
.job-detail p {
  margin: 20px 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
  white-space: pre-line;
}
.job-detail .button { margin-top: 8px; }

/* ========== 模块：联系方式 contact-* ========== */
.help-list-pager {
  justify-content: flex-start;
  margin-top: 28px;
}
.contact-request {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 40px;
  align-items: center;
  margin: 48px auto;
  padding: 36px;
}
.contact-request > div:first-child {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.contact-page .contact-request {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #fff 0%, #f4f7f8 100%);
  box-shadow: var(--shadow);
}
.contact-page .contact-form {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.contact-page .contact-form .button {
  border: 0;
}
.contact-page .contact-methods article {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 10px 28px rgb(40 59 64 / 5%);
}
.contact-page .contact-map-block {
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fff 0%, #f7f4ee 100%);
  box-shadow: 0 10px 28px rgb(40 59 64 / 5%);
}
.contact-page .contact-map-block h2 {
  color: var(--green);
}
.contact-request h2 { margin: 0 0 12px; font-size: 28px; }
.contact-request > div > p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.8; }
.contact-form {
  display: grid;
  gap: 14px;
  padding: 24px;
  border: 1px solid rgb(166 109 67 / 12%);
  border-radius: 14px;
  background: rgb(255 255 255 / 82%);
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  font: inherit;
  font-size: 15px;
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgb(166 109 67 / 12%);
}
.contact-methods {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 0 auto 72px;
}
.contact-methods article {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow);
}
.contact-methods h3 { margin: 0; font-size: 20px; font-weight: 800; }
.contact-methods strong { font-size: 22px; color: var(--green); }
.contact-methods p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.contact-methods img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border: 1px dashed var(--line);
  border-radius: 14px;
  padding: 8px;
  background: #fff;
}
.contact-methods article:nth-child(3),
.contact-methods article:nth-child(4) {
  align-items: center;
  text-align: center;
}
.contact-map-block {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 40px;
  align-items: center;
  margin: 0 auto 90px;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}
.contact-map-block h2 { margin: 0 0 12px; font-size: 28px; }
.contact-map-block p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.8; }
.contact-map-visual {
  width: 840px;
  max-width: 100%;
  min-height: 300px;
  height: 300px;
  padding: 0;
  overflow: hidden;
  border-radius: 14px;
  background: #e8ecee;
  justify-self: end;
}
.contact-map-visual img {
  width: 100%;
  height: 300px;
  min-height: 300px;
  object-fit: cover;
  display: block;
}
.contact-map-visual picture {
  display: block;
  width: 100%;
  height: 100%;
}

/* ========== 模块：4S服务页 service-page-* ========== */
.service-page-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.service-page-item {
  min-height: 260px;
  padding: 28px;
  border: 1px solid #e2dfd8;
  border-radius: var(--radius);
  background: #fff;
}
.service-page-letter { color: var(--copper); font-family: Georgia, serif; font-size: 48px; line-height: 1; }
.service-page-item h3 { margin: 22px 0 10px; color: var(--green); font-size: 20px; }
.service-page-item p { margin: 0; color: var(--muted); }
.service-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.service-process-item {
  padding: 28px;
  border: 1px solid var(--line);
  background: #fff;
}
.service-process-item::before {
  counter-increment: process;
  content: "0" counter(process);
  display: block;
  margin-bottom: 28px;
  color: var(--copper);
  font-family: Georgia, serif;
  font-size: 26px;
}
.service-process { counter-reset: process; }
.service-process-item h3 { margin: 0 0 10px; }
.service-process-item p { margin: 0; color: var(--muted); }
.service-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.service-split-image {
  width: 100%;
  min-height: 420px;
  object-fit: cover;
  border-radius: var(--radius);
}

/* ========== 通用 CTA 条 ========== */
.cta-band {
  padding: 64px 0;
  color: #fff;
  background: var(--green);
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.cta-inner h2 {
  max-width: 700px;
  margin: 0;
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.25;
}

/* ========== 响应式（平板及以下，769px 以上保持 PC） ========== */
@media (max-width: 768px) {
  .desktop-nav { display: none; }
  .mobile-nav { display: block; }
  .nav-list { gap: 16px; font-size: 16px; }
  .section-head,
  .home-about,
  .about-split,
  .about-promise,
  .product-detail-grid,
  .case-detail-grid,
  .team-detail-grid,
  .service-split,
  .contact-request,
  .contact-map-block,
  .news-layout,
  .article-layout,
  .footer-main,
  .home-section-bar,
  .home-about-stats { grid-template-columns: 1fr; gap: 32px; }
  .home-section-bar,
  .footer-main { display: grid; }
  .home-products-grid,
  .channel-grid,
  .home-service-grid,
  .home-team-grid,
  .home-news-grid,
  .home-faq-cards,
  .home-cases-grid,
  .service-page-grid,
  .service-process,
  .product-capability-grid,
  .case-process-grid,
  .help-cat-grid,
  .contact-methods { grid-template-columns: repeat(2, 1fr); }
  .home-brands-row,
  .about-honor-row,
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .news-sidebar,
  .article-aside { position: static; }
}

.contact-form .button {
  border: 0;
  box-shadow: none;
}

/* filter / pager / detail body */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin: 36px auto 8px;
}
.filter-bar a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 16px;
  font-weight: 600;
}
.filter-bar a.is-active,
.filter-bar a:hover {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}
.pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin: 40px auto 80px;
}
.pager a,
.pager span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--muted);
  font-size: 14px;
}
.pager a.is-active,
.pager a:hover {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}
.detail-body-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 36px;
  margin: 40px auto 24px;
  align-items: start;
}
.detail-body-main {
  padding: 0;
}
.detail-body-main > h2 {
  margin: 0 0 20px;
  color: var(--green);
  font-size: 28px;
  font-weight: 800;
}
.detail-body-main .article-body,
.detail-body-main .article-body p,
.detail-body-main .article-body h2,
.detail-body-main .article-body li {
  font-size: 16px;
  line-height: 1.9;
}
.detail-body-main .article-body h2 {
  margin: 28px 0 10px;
  color: var(--green);
  font-weight: 800;
}
.detail-body-main .article-body img {
  width: 100%;
  margin: 18px 0 28px;
  border-radius: 12px;
}
.side-box {
  margin-bottom: 20px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}
.side-box h3 {
  margin: 0 0 14px;
  font-size: 22px;
  font-weight: 800;
  color: var(--green);
}
.side-box ul { display: grid; gap: 0; }
.side-box li {
  position: relative;
  padding: 10px 0 10px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.5;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.side-box li:last-child { border-bottom: 0; }
.side-box li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #c5cbce;
}
.side-box a {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.side-box a:hover {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.side-contact {
  padding: 24px 20px;
  border-radius: 12px;
  background: var(--green);
  color: #fff;
}
.side-contact h3 { margin: 0 0 10px; font-size: 20px; }
.side-contact p { margin: 0 0 18px; color: rgb(255 255 255 / 78%); font-size: 14px; line-height: 1.7; }
.side-contact .button {
  background: #fff;
  color: var(--green);
  border-radius: 999px;
}
.side-contact .side-phone {
  display: block;
  margin-top: 16px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: .02em;
}
.related-block {
  margin: 24px auto 80px;
}
.related-block-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}
.related-block-bar h2 {
  margin: 0;
  font-size: 24px;
  color: var(--green);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.related-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  text-align: center;
}
.related-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: #f4f6f7;
}
.related-card h3 {
  margin: 0;
  padding: 16px 14px 20px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}
.related-card:hover h3 { color: var(--copper); }

/* about page single layout */
.about-page-section { padding: 72px 0 96px; }
.about-hero-section {
  padding: 64px 0;
  background: linear-gradient(180deg, #fff 0%, #f7f4ee 100%);
}
.about-hero-layout {
  display: grid;
  grid-template-columns: 1fr 560px;
  gap: 48px;
  align-items: stretch;
}
.about-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 400px;
}
.about-hero-copy h2 {
  margin: 0 0 6px;
  font-size: 40px;
  line-height: 1.22;
  color: var(--ink);
}
.about-hero-sub {
  margin: 0 0 14px;
  color: var(--copper);
  font-size: 15px;
  font-weight: 600;
}
.about-hero-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 2.2;
}
.about-hero-media {
  margin: 0;
  overflow: hidden;
  border-radius: 18px;
  box-shadow: var(--shadow);
}
.about-hero-media img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}
.about-metrics-section {
  padding: 0 0 64px;
  background: linear-gradient(180deg, #f7f4ee 0%, #fff 100%);
}
.about-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.about-metrics-grid article {
  padding: 28px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  text-align: center;
}
.about-metrics-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--green);
  font-size: 32px;
  font-weight: 800;
  line-height: 1.1;
}
.about-metrics-grid span {
  color: var(--muted);
  font-size: 15px;
}
.about-story-section { padding: 0 0 72px; }
.about-story-layout {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 36px;
  align-items: start;
}
.about-story-copy h2 {
  margin: 0 0 16px;
  font-size: 30px;
  color: var(--ink);
}
.about-story-copy p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}
.about-service-card {
  padding: 28px;
  border: 1px solid rgb(40 59 64 / 10%);
  border-radius: 16px;
  background: linear-gradient(180deg, #f8fafb 0%, #fff 100%);
}
.about-service-card h3 {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 22px;
  font-weight: 800;
}
.about-service-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.about-service-list li {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.about-service-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.about-service-list strong {
  color: var(--copper);
  font-size: 15px;
}
.about-service-list span {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}
.about-brands-section {
  padding: 0 0 88px;
  background: #f7f7f5;
}
.about-brands-head {
  margin-bottom: 28px;
  padding-top: 72px;
  text-align: center;
}
.about-brands-head h2 {
  margin: 0 0 8px;
  font-size: 32px;
  color: var(--ink);
}
.about-brands-head p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}
.about-brands-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.about-brands-grid article {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.about-brands-grid h3 {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 20px;
  font-weight: 800;
}
.about-brands-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}
.about-page-layout {
  display: grid;
  grid-template-columns: 600px 1fr;
  gap: 64px;
  align-items: start;
}
.about-page-media {
  margin: 0;
  width: 600px;
  max-width: 100%;
  overflow: hidden;
  border-radius: 18px;
  position: sticky;
  top: 108px;
}
.about-page-media img {
  width: 600px;
  max-width: 100%;
  height: 429px;
  object-fit: cover;
}
.about-page-copy h2 {
  margin: 0 0 10px;
  font-size: clamp(32px, 3.5vw, 42px);
  line-height: 1.25;
  color: var(--ink);
}
.about-page-copy .home-about-sub {
  margin: 0 0 20px;
  color: var(--copper);
  font-size: 16px;
  font-weight: 600;
}
.about-page-copy p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}
.about-page-copy .home-about-bottom { margin-top: 28px; }
.about-page-block {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.about-page-block h3 {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 20px;
  font-weight: 800;
}
.about-brand-list {
  display: grid;
  gap: 14px;
}
.about-brand-list article {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #faf9f6;
}
.about-brand-list strong {
  display: block;
  margin-bottom: 6px;
  color: var(--green);
  font-size: 16px;
}
.about-brand-list p {
  margin: 0 !important;
  font-size: 15px !important;
  line-height: 1.75 !important;
}

/* team person detail */
.person-detail {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 36px;
  margin: 28px auto 80px;
  align-items: start;
}
.person-panel {
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}
.person-panel h1 {
  margin: 0;
  font-size: 34px;
  color: var(--green);
  line-height: 1.2;
}
.person-role {
  margin: 0 0 8px;
  color: var(--copper);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
}
.person-top {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  margin-bottom: 28px;
  align-items: start;
}
.person-intro {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 340px;
}
.person-meta {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.person-meta li {
  position: relative;
  padding-left: 14px;
}
.person-meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--copper);
}
.person-photo {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center top;
  border-radius: 14px;
}
.person-bio h2 {
  margin: 0 0 14px;
  font-size: 22px;
  color: var(--green);
}
.person-bio p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

/* help list cards like reference */
.help-q-list { display: grid; gap: 18px; }
.help-q-item {
  display: block;
  padding: 28px 30px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgb(0 0 0 / 4%);
}
.help-q-item h2 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--ink);
}
.help-q-item .summary {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.help-q-item .foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.help-q-item .tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 14px;
  border-radius: 999px;
  background: #f1efea;
  color: var(--green);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}
.help-q-item .more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  min-height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--copper);
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}
.help-q-item:hover h2 { color: var(--copper); }

.help-list-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 36px;
  margin: 24px auto 80px;
  align-items: start;
}

.related-in-main {
  margin: 40px 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.related-block-bar h2 {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  color: var(--green);
}
.article-relate-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 28px;
  margin-top: 18px;
}
.article-relate-grid a {
  position: relative;
  display: block;
  padding: 10px 0 10px 14px;
  overflow: hidden;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.article-relate-grid a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #c5cbce;
}
.article-relate-grid a:hover {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-body,
.detail-body-main .article-body,
.article-main .article-body {
  font-size: 16px;
  line-height: 1.9;
}
.article-pager,
.help-detail-nav {
  font-size: 15px;
}
.help-relate-block h2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 16px;
  font-size: 24px;
  font-weight: 800;
}

/* help detail */
.help-detail-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 36px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}
.help-detail-nav a:hover { color: var(--copper); }
.help-relate-block {
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.help-relate-block h2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 16px;
  font-size: 24px;
  font-weight: 800;
}
.help-relate-block ul { display: grid; gap: 10px; }
.help-relate-block li {
  position: relative;
  padding-left: 14px;
  font-size: 15px;
  line-height: 1.6;
}
.help-relate-block li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #9aa3a6;
}

.article-main h1 {
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 32px;
  font-weight: 800;
  line-height: 1.4;
}
.article-body {
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
}
.article-pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  color: var(--muted);
}
.article-pager a:hover { color: var(--copper); }
.article-side-stack { display: grid; gap: 18px; }

/* ========== 移动端适配（768px 及以下） ========== */
@media (max-width: 768px) {
  :root { --header-h: 64px; }

  html,
  body { overflow-x: hidden; }

  .container {
    width: 100%;
    padding-inline: 16px;
  }

  .section { padding: 48px 0; }
  .section-white { padding: 48px 0; }

  /* 导航：吸顶 + 汉堡图标 */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: #fff;
  }
  body { padding-top: var(--header-h); }
  .desktop-nav { display: none; }
  .mobile-nav { display: block; }
  .mobile-nav summary {
    position: relative;
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    color: transparent;
    font-size: 0;
    line-height: 0;
  }
  .mobile-nav summary::before,
  .mobile-nav summary::after {
    content: "";
    position: absolute;
    left: 50%;
    width: 18px;
    height: 2px;
    margin-left: -9px;
    border-radius: 1px;
    background: var(--green);
    transition: transform .2s, top .2s, opacity .2s;
  }
  .mobile-nav summary::before {
    top: calc(50% - 6px);
    box-shadow: 0 6px 0 var(--green);
  }
  .mobile-nav summary::after {
    top: calc(50% + 6px);
  }
  .mobile-nav[open] summary::before {
    top: 50%;
    box-shadow: none;
    transform: rotate(45deg);
  }
  .mobile-nav[open] summary::after {
    top: 50%;
    transform: rotate(-45deg);
  }
  .mobile-panel {
    position: fixed;
    top: var(--header-h);
    right: 0;
    left: 0;
    min-width: 0;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
    padding: 8px 16px 20px;
    border: 0;
    border-top: 1px solid var(--line);
    border-radius: 0;
    box-shadow: 0 12px 32px rgb(0 0 0 / 10%);
  }
  .mobile-panel a {
    padding: 14px 12px;
    border-bottom: 1px solid var(--line);
    font-size: 16px;
  }
  .mobile-panel a:last-child { border-bottom: 0; }
  .brand img { width: 120px; height: 38px; }

  /* Banner：按 mobile-banner.jpg（750×350）比例自适应 */
  .home-banner {
    position: relative;
    width: 100%;
    height: auto;
    min-height: calc(100vw * 350 / 750);
  }
  .home-banner-track,
  .home-banner-slide {
    background-size: cover;
    background-position: center;
  }
  /* 仅内置回退轮播使用移动端裁切图；后台上传的 banner 保持自身图片 */
  .home-banner-slide--static {
    background-image: url("assets/mobile-banner.jpg") !important;
  }
  .home-banner-mask {
    background: linear-gradient(
      180deg,
      rgb(0 0 0 / 18%) 0%,
      rgb(0 0 0 / 42%) 38%,
      rgb(0 0 0 / 78%) 72%,
      rgb(0 0 0 / 88%) 100%
    );
  }
  .home-banner-content {
    position: relative;
    height: auto;
    min-height: calc(100vw * 350 / 750);
    align-items: center;
    justify-content: center;
    padding: 20px 0 36px;
  }
  .home-banner-panel { max-width: none; width: 100%; }
  .home-banner-text {
    position: static;
    width: 100%;
    align-items: center;
    text-align: center;
  }
  .home-banner h1 {
    width: 100%;
    font-size: clamp(32px, 10vw, 40px);
    line-height: 1.2;
  }
  .home-banner-slogan {
    width: 100%;
    justify-content: center;
    font-size: clamp(15px, 4.2vw, 17px);
    margin-top: 10px;
  }
  .home-banner-slogan span { display: none; }
  .home-banner-desc,
  .home-banner-actions,
  .home-banner-dots { display: none; }

  /* 首页关于 */
  .home-about-section { padding: 48px 0; }
  .home-about {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .home-about-media,
  .home-about-media img { width: 100%; }
  .home-about-media img { height: auto; aspect-ratio: 600 / 429; }
  .home-about-copy {
    min-height: 0;
    justify-content: flex-start;
  }
  .home-about-copy h2 {
    margin: 0 0 10px;
    font-size: 28px;
    line-height: 1.3;
  }
  .home-about-copy .home-about-sub { font-size: 17px; margin-bottom: 12px; }
  .home-about-text { font-size: 15px; line-height: 1.9; }
  .home-about-promise { font-size: 15px; align-items: flex-start; }
  .home-about-meta { margin-top: 18px; gap: 10px; }
  .home-about-meta span {
    width: 100%;
    padding: 10px 14px;
    font-size: 13px;
  }

  /* 首页模块 */
  .home-service { padding: 48px 0; }
  .home-service-grid,
  .home-products-grid,
  .home-cases-grid,
  .home-team-grid,
  .home-news-grid,
  .home-faq-cards,
  .home-brands-row { grid-template-columns: 1fr; gap: 14px; }
  .home-products-section { padding-top: 48px; }
  .home-service-item { min-height: 0; padding: 22px 18px; }
  .home-service-item h3 { font-size: 18px; }
  .home-service-item p { font-size: 14px; }
  .home-section-bar {
    display: grid;
    gap: 12px;
    align-items: start;
  }
  .home-section-bar-text h2 { font-size: 26px; }
  .home-section-bar-text p { font-size: 14px; }
  .home-case-card { min-height: 220px; }
  .home-brand-tile strong { font-size: 16px; }
  .home-block-title h2 { font-size: 26px; }

  /* 频道页 */
  .channel-hero {
    min-height: 180px;
    padding: 40px 0;
  }
  .channel-hero h1 { font-size: 28px; white-space: normal; }
  .channel-hero p { font-size: 15px; line-height: 1.75; }
  .page-hero {
    min-height: 180px;
    padding: 40px 0;
  }
  .page-hero h1 { font-size: 28px; white-space: normal; }
  .filter-bar {
    justify-content: flex-start;
    gap: 10px;
    margin: 24px auto 4px;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }
  .filter-bar a {
    flex: 0 0 auto;
    min-height: 40px;
    padding: 0 16px;
    font-size: 14px;
  }
  .channel-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 20px; }
  .channel-card { min-height: 0; padding-bottom: 20px; }
  .channel-card-image { height: 200px; margin-bottom: 16px; }
  .channel-card-body { padding: 0 18px; }
  .channel-card h2 { font-size: 20px; }
  .channel-card p { font-size: 15px; }

  /* 关于页 */
  .about-hero-section { padding: 40px 0; }
  .about-hero-layout,
  .about-story-layout,
  .about-metrics-grid,
  .about-brands-grid,
  .about-page-layout { grid-template-columns: 1fr; gap: 24px; }
  .about-hero-copy { min-height: 0; }
  .about-hero-copy h2 { font-size: 28px; }
  .about-hero-copy p,
  .about-hero-sub { font-size: 16px; line-height: 1.9; }
  .about-hero-media img { height: auto; aspect-ratio: 560 / 400; }
  .about-metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .about-metrics-grid strong { font-size: 24px; }
  .about-story-copy h2 { font-size: 24px; }
  .about-brands-head { padding-top: 40px; }
  .about-brands-head h2 { font-size: 26px; }
  .about-brands-grid { grid-template-columns: 1fr; }

  /* 详情页 */
  .detail-body-layout,
  .person-detail,
  .help-list-layout,
  .article-layout,
  .news-layout,
  .product-detail-grid,
  .case-detail-grid { grid-template-columns: 1fr; gap: 24px; }
  .product-detail-hero h1,
  .case-detail-hero h1 { font-size: 26px; }
  .detail-body-main > h2 { font-size: 22px; }
  .person-top { grid-template-columns: 1fr; gap: 20px; }
  .person-intro { min-height: 0; }
  .person-photo { height: auto; aspect-ratio: 1 / 1; }
  .person-panel { padding: 22px; }
  .person-panel h1 { font-size: 26px; }
  .article-main h1 { font-size: 26px; white-space: normal; line-height: 1.35; }
  .article-side-stack,
  .news-side-stack,
  .article-aside { position: static; }
  .article-relate-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }

  /* 新闻 */
  .news-cat-section { padding: 20px 0 8px; }
  .news-cats {
    gap: 10px;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }
  .news-cats .cat-pill {
    flex: 0 0 auto;
    height: 38px;
    padding: 0 16px;
    font-size: 14px;
  }
  .news-layout { margin: 20px auto 48px; gap: 28px; }
  .news-card {
    grid-template-columns: 1fr;
    gap: 14px;
    padding-bottom: 22px;
  }
  .news-card img { height: 200px; }
  .news-body { padding: 0; }
  .news-body h2 { font-size: 20px; margin-bottom: 10px; }
  .news-body > p { font-size: 15px; -webkit-line-clamp: 3; }
  .news-foot { padding-top: 14px; }
  .news-foot .link {
    width: 120px;
    min-height: 44px;
  }

  /* 问题地图 */
  .help-cat-section { padding: 32px 0 48px; }
  .help-cat-grid { grid-template-columns: 1fr; gap: 16px; }
  .help-cat-head h3 { font-size: 18px; }
  .help-q-item { padding: 20px 18px; }
  .help-q-item h2 { font-size: 18px; }
  .help-q-item .summary { font-size: 15px; margin-bottom: 16px; }
  .help-q-item .more {
    width: 120px;
    min-height: 44px;
  }

  /* 联系页 */
  .contact-request {
    grid-template-columns: 1fr;
    gap: 24px;
    margin: 28px auto;
    padding: 20px 16px;
    align-items: stretch;
  }
  .contact-request > div:first-child { justify-content: flex-start; }
  .contact-request h2 { font-size: 24px; }
  .contact-methods {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 48px;
  }
  .contact-methods article {
    min-height: 0;
    padding: 22px 18px;
  }
  .contact-map-block {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 22px 16px;
  }
  .contact-map-visual {
    width: 100%;
    max-width: 100%;
    height: auto;
    min-height: 0;
    justify-self: stretch;
  }
  .contact-map-visual picture,
  .contact-map-visual img {
    display: block;
    width: 100%;
    height: auto;
    min-height: 0;
    object-fit: contain;
  }

  /* 页脚 */
  .footer-main {
    grid-template-columns: 1fr;
    gap: 28px;
    text-align: left;
  }
  .footer-brand-col p { max-width: none; font-size: 14px; }
  .footer-qr-box {
    width: 100%;
    min-width: 0;
    justify-content: flex-start;
  }
  .footer-contact-item strong { font-size: 18px; }

  /* 通用 */
  .section-head,
  .about-split,
  .about-promise,
  .team-detail-grid,
  .service-split,
  .service-page-grid,
  .service-process,
  .product-capability-grid,
  .case-process-grid,
  .about-honor-row,
  .about-metrics,
  .footer-grid,
  .product-detail-gallery,
  .cta-inner { grid-template-columns: 1fr; gap: 24px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .cta-inner h2 { font-size: 24px; }
  .crumb-nav { margin-top: 16px; font-size: 13px; }
  .pager { flex-wrap: wrap; gap: 8px; }
  .button,
  .btn-more,
  .text-more-link { min-height: 44px; }
  .button { min-height: 44px; padding: 0 20px; }
  .contact-form .button { width: 100%; }
  .relate-card { flex-wrap: wrap; padding: 14px; }
  .relate-btn { min-height: 44px; padding: 0 18px; }
  .job-item summary { padding: 18px; }
  .job-item h2 { font-size: 18px; }
  .job-detail { padding: 0 18px 18px; }
  .side-box { padding: 18px 16px; }
  .side-contact { padding: 20px 16px; }
  .side-contact .button { width: 100%; justify-content: center; }
  .news-list-pager,
  .help-list-pager { justify-content: center; }
}

/* 栏目 Banner：后台上传顶图时把 hero 换成背景图，未上传保持原样 */
.channel-hero.has-column-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.channel-hero.has-column-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 45%);
}
.channel-hero.has-column-banner > * {
  position: relative;
  z-index: 1;
}
.channel-hero.has-column-banner h1,
.channel-hero.has-column-banner p {
  color: #fff;
}

/* 栏目 Banner 手机图：动态 slide 配了手机图时用手机图（--static 是内置回退轮播，两类互斥）；
   频道 hero 同理，未配手机图时移动端回退 PC 图 */
@media (max-width: 768px) {
  .home-banner-slide--mobile { background-image: var(--cb-m) !important; }
  .channel-hero.has-column-banner-mobile { background-image: var(--cb-m) !important; }
}


/* ========== 问题地图答案（后台富文本渲染） ========== */
.faq-answer { line-height: 1.9; overflow-wrap: break-word; white-space: normal; }
.faq-answer > :first-child { margin-top: 0; }
.faq-answer > :last-child { margin-bottom: 0; }
.faq-answer p { margin: 0 0 16px; }
.faq-answer h1,
.faq-answer h2,
.faq-answer h3,
.faq-answer h4,
.faq-answer h5,
.faq-answer h6 {
  margin: 26px 0 12px;
  color: var(--green);
  font-weight: 700;
  line-height: 1.5;
}
.faq-answer h1 { font-size: 24px; }
.faq-answer h2 { font-size: 20px; }
.faq-answer h3 { font-size: 18px; }
.faq-answer h4,
.faq-answer h5,
.faq-answer h6 { font-size: 16px; }
.faq-answer ul,
.faq-answer ol { margin: 0 0 16px; padding-left: 22px; }
.faq-answer ul { list-style: disc; }
.faq-answer ol { list-style: decimal; }
.faq-answer li { margin: 0 0 8px; }
.faq-answer li > ul,
.faq-answer li > ol { margin: 8px 0 0; }
.faq-answer strong,
.faq-answer b { font-weight: 700; color: var(--green); }
.faq-answer a { color: var(--copper); text-decoration: underline; text-underline-offset: 3px; }
.faq-answer img,
.faq-answer video,
.faq-answer iframe {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 16px auto;
  border-radius: 10px;
}
.faq-answer blockquote {
  margin: 0 0 16px;
  padding: 12px 18px;
  border-left: 3px solid var(--copper);
  background: var(--soft);
  color: var(--muted);
}
.faq-answer hr { margin: 24px 0; border: 0; border-top: 1px solid var(--line); }
.faq-answer pre {
  margin: 0 0 16px;
  padding: 14px 16px;
  overflow-x: auto;
  border-radius: 10px;
  background: var(--soft);
  font-size: 14px;
  line-height: 1.7;
}
.faq-answer code { padding: 2px 6px; border-radius: 4px; background: var(--soft); font-size: 0.94em; }
.faq-answer pre code { padding: 0; background: none; }
.faq-answer table { width: 100%; margin: 0 0 16px; border-collapse: collapse; font-size: 15px; }
.faq-answer th,
.faq-answer td { padding: 10px 14px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.faq-answer th { background: var(--soft); color: var(--green); font-weight: 700; }

@media (max-width: 768px) {
  .faq-answer { overflow-x: auto; }
  .faq-answer table { min-width: 520px; }
  .faq-answer h1 { font-size: 21px; }
  .faq-answer h2 { font-size: 19px; }
  .faq-answer h3 { font-size: 17px; }
}