/* ============================================================
  万商云集·西安站 子站主题 · css/style.css
  视觉：长安汉唐 · 玄黑 + 朱红
  类名前缀固定 xa-；零内联 style；全部样式集中于此文件
  ============================================================ */

:root {
  --ink: #1A1714;
  --primary: #9E2B25;
  --primary-2: #C0473B;
  --accent: #C9A24B;
  --bg: #F5F1E9;
  --bg-alt: #ECE5D7;
  --line: #D8CDB8;
  --heading: #241E18;
  --muted: #6B5E4E;
  --radius: 6px;
  --shadow: 0 8px 22px rgba(26, 23, 20, .12);
  --gradient: linear-gradient(135deg, #9E2B25, #C9A24B);
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--heading);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--primary); text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--heading);
  line-height: 1.35;
  margin: 0 0 .6em;
  font-weight: 700;
}

p { margin: 0 0 1em; }

/* ---------- 顶栏 ---------- */
.xa-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--ink);
  border-bottom: 1px solid rgba(201, 162, 75, .35);
}

.xa-header__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.xa-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: #F3ECDD;
  flex: 0 0 auto;
}

.xa-brand__logo img {
  height: 34px;
  width: auto;
  border-radius: 4px;
}

.xa-brand__name {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  color: #F3ECDD;
}

.xa-brand__tel {
  font-size: 12.5px;
  color: var(--accent);
  white-space: nowrap;
}

.xa-brand__tel b { color: #F3ECDD; font-weight: 700; }

.xa-nav {
  margin-left: auto;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.xa-nav__link {
  color: #EADFC9;
  font-size: 14.5px;
  padding: 8px 14px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all .18s ease;
}

.xa-nav__link:hover {
  color: #fff;
  border-color: rgba(201, 162, 75, .5);
}

.xa-nav__link--on {
  color: #fff;
  background: rgba(158, 43, 37, .25);
  border-color: var(--primary);
}

.xa-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 40px;
  background: transparent;
  border: 1px solid rgba(201, 162, 75, .5);
  border-radius: var(--radius);
  cursor: pointer;
  margin-left: auto;
}

.xa-burger span {
  display: block;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

/* ---------- 移动抽屉 ---------- */
.xa-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100%;
  background: var(--ink);
  z-index: 90;
  transition: right .28s ease;
  display: flex;
  flex-direction: column;
  padding: 18px;
  box-shadow: -10px 0 30px rgba(0, 0, 0, .35);
}

.xa-drawer--open { right: 0; }

.xa-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(201, 162, 75, .35);
}

.xa-drawer__title {
  font-family: var(--serif);
  color: #F3ECDD;
  font-size: 16px;
  font-weight: 700;
}

.xa-drawer__close {
  background: transparent;
  border: none;
  color: var(--accent);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.xa-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.xa-drawer__link {
  color: #EADFC9;
  padding: 12px 10px;
  border-radius: var(--radius);
  border-left: 3px solid transparent;
}

.xa-drawer__link:hover,
.xa-drawer__link--on {
  color: #fff;
  background: rgba(158, 43, 37, .25);
  border-left-color: var(--primary);
}

.xa-drawer__tel {
  margin-top: auto;
  background: var(--gradient);
  color: #fff;
  text-align: center;
  padding: 12px;
  border-radius: var(--radius);
  font-weight: 700;
}

.xa-scrim {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26, 23, 20, .55);
  z-index: 80;
}

body.xa-noscroll { overflow: hidden; }

/* ---------- 内容容器 ---------- */
.xa-content { max-width: 1180px; margin: 0 auto; }

.xa-main { display: block; }

/* ---------- 通用按钮 ---------- */
.xa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  font-family: var(--sans);
}

.xa-btn--lg { padding: 14px 30px; font-size: 16px; }

.xa-btn--primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: var(--shadow);
}

.xa-btn--primary:hover { transform: translateY(-2px); }

.xa-btn--ghost {
  background: transparent;
  color: #F3ECDD;
  border-color: rgba(201, 162, 75, .6);
}

.xa-btn--ghost:hover { background: rgba(201, 162, 75, .15); }

.xa-btn--outline {
  background: #fff;
  color: var(--primary);
  border-color: var(--primary);
}

.xa-btn--outline:hover { background: var(--primary); color: #fff; }

.xa-btn--light {
  background: #fff;
  color: var(--ink);
}

.xa-btn--light:hover { transform: translateY(-2px); }

/* ---------- 分屏 Hero ---------- */
.xa-hero {
  background:
    linear-gradient(180deg, rgba(26, 23, 20, .02), rgba(26, 23, 20, .06)),
    var(--bg);
  border-bottom: 1px solid var(--line);
}

.xa-hero__inner {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: stretch;
  min-height: 540px;
}

.xa-hero__text {
  padding: 64px 44px 56px 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.xa-hero__eyebrow {
  display: inline-block;
  align-self: flex-start;
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--primary);
  border: 1px solid var(--primary);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.xa-hero__title {
  font-size: 42px;
  color: var(--ink);
  margin-bottom: 18px;
  letter-spacing: 1px;
}

.xa-hero__title em {
  color: var(--accent);
  font-style: normal;
  margin: 0 6px;
}

.xa-hero__sub {
  font-size: 16.5px;
  color: var(--muted);
  max-width: 30em;
}

.xa-hero__meta {
  font-size: 14px;
  color: var(--heading);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  padding: 10px 14px;
  border-radius: var(--radius);
  margin: 18px 0 26px;
}

.xa-hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }

.xa-hero__art {
  position: relative;
  background: var(--ink);
  border-left: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 30px;
}

.xa-hero__art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid rgba(201, 162, 75, .5);
}

/* 朱红印章式徽标 */
.xa-seal {
  position: absolute;
  right: 26px;
  bottom: 26px;
  width: 76px;
  height: 76px;
  background: var(--primary);
  color: #F5E6CF;
  border: 2px solid var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 700;
  transform: rotate(-6deg);
  box-shadow: var(--shadow);
}

/* ---------- 通用区块 ---------- */
.xa-sec { padding: 66px 22px; }

.xa-sec__inner { max-width: 1100px; margin: 0 auto; }

.xa-sec--alt { background: var(--bg-alt); }

.xa-sec--band {
  background: var(--ink);
  color: #EFE6D4;
}

.xa-sec--band .xa-sec__title,
.xa-sec--band .xa-sec__eyebrow { color: #F3ECDD; }

.xa-sec--band .xa-sec__lead { color: #CDBfa8; }

.xa-sec__head { text-align: center; max-width: 720px; margin: 0 auto 40px; }

.xa-sec__head--center { text-align: center; }

.xa-sec__eyebrow {
  display: inline-block;
  font-size: 12.5px;
  letter-spacing: 4px;
  color: var(--primary);
  margin-bottom: 12px;
}

.xa-sec__title { font-size: 30px; }

.xa-sec__lead { color: var(--muted); font-size: 15.5px; }

/* ---------- 企业实力 ---------- */
.xa-metrics {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.xa-metrics__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 36px 22px;
  gap: 20px;
}

.xa-metrics__item { text-align: center; }

.xa-metrics__num {
  font-family: var(--serif);
  font-size: 38px;
  font-weight: 700;
  color: var(--primary);
}

.xa-metrics__unit { font-size: 18px; color: var(--accent); }

.xa-metrics__label { font-size: 13.5px; color: var(--muted); }

/* ---------- 公司简介（折叠） ---------- */
.xa-about {
  display: grid;
  grid-template-columns: 1.4fr .6fr;
  gap: 36px;
  align-items: center;
}

.xa-about__full {
  position: relative;
  max-height: 150px;
  overflow: hidden;
  color: var(--muted);
  transition: max-height .35s ease;
}

.xa-about__full--open { max-height: 2000px; }

.xa-about__full::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 46px;
  background: linear-gradient(180deg, rgba(245, 241, 233, 0), var(--bg));
  pointer-events: none;
}

.xa-about__full--open::after { display: none; }

.xa-about__btn {
  margin-top: 14px;
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 8px 18px;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--sans);
}

.xa-about__btn:hover { background: var(--primary); color: #fff; }

.xa-about__media img {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ---------- 卡片 ---------- */
.xa-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 22px;
  box-shadow: 0 2px 10px rgba(26, 23, 20, .05);
  transition: transform .15s ease, box-shadow .15s ease;
}

.xa-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }

.xa-lines {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.xa-lines__icon { color: var(--primary); margin-bottom: 12px; }

.xa-lines__icon svg { width: 38px; height: 38px; fill: none; stroke: currentColor; stroke-width: 1.8; }

.xa-lines__title { font-size: 19px; }

.xa-lines__desc { color: var(--muted); font-size: 14.5px; }

/* ---------- 产品时间轴（竖向节点·汉纹） ---------- */
.xa-timeline {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
  padding-left: 34px;
}

.xa-timeline::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: repeating-linear-gradient(
    to bottom,
    var(--line) 0 8px,
    transparent 8px 16px
  );
}

.xa-timeline__item {
  position: relative;
  padding: 0 0 30px 8px;
}

.xa-timeline__node {
  position: absolute;
  left: -34px;
  top: 4px;
  width: 24px;
  height: 24px;
  background: var(--ink);
  border: 2px solid var(--accent);
  transform: rotate(45deg);
  border-radius: 4px;
}

.xa-timeline__node::after {
  content: "";
  position: absolute;
  inset: 5px;
  background: var(--primary);
  border-radius: 2px;
}

.xa-timeline__kicker {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--accent);
}

.xa-timeline__title { font-size: 20px; margin: 2px 0 6px; }

.xa-timeline__desc { color: var(--muted); font-size: 14.5px; }

/* ---------- 常见问答 FAQ（朱红左侧条） ---------- */
.xa-faq {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.xa-faq__item {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: 4px 18px;
}

.xa-faq__item summary {
  cursor: pointer;
  font-weight: 600;
  font-family: var(--serif);
  padding: 14px 0;
  list-style: none;
  color: var(--heading);
}

.xa-faq__item summary::-webkit-details-marker { display: none; }

.xa-faq__item summary::after {
  content: "＋";
  float: right;
  color: var(--primary);
  font-weight: 700;
}

.xa-faq__item[open] summary::after { content: "－"; }

.xa-faq__body { padding: 0 0 16px; color: var(--muted); font-size: 14.8px; }

/* ---------- 分站互链 / 企业互链 ---------- */
.xa-citylinks {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.xa-citylinks__item {
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 10px 16px;
  text-align: center;
  background: rgba(201, 162, 75, .08);
  min-width: 120px;
}

.xa-citylinks__item--cur { background: var(--gradient); color: #fff; border-color: transparent; }

.xa-citylinks__region { display: block; font-family: var(--serif); font-weight: 700; }

.xa-citylinks__site { display: block; font-size: 12px; opacity: .85; }

.xa-citylinks--fold { display: none; }

.xa-citylinks--open .xa-citylinks__item--fold { display: block; }

/* ---------- CTA ---------- */
.xa-cta { text-align: center; }

.xa-cta__phone {
  display: inline-block;
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 700;
  color: var(--accent);
  margin: 14px 0 24px;
}

.xa-cta__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 页脚 ---------- */
.xa-city { background: var(--bg-alt); padding: 28px 22px; border-top: 1px solid var(--line); }

.xa-city__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.xa-city__label { font-weight: 600; color: var(--heading); }

.xa-city__links { display: flex; flex-wrap: wrap; gap: 8px; }

.xa-city__link {
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 5px 12px;
  border-radius: 999px;
}

.xa-city__link:hover { color: var(--primary); border-color: var(--primary); }

.xa-city__more {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  border-radius: 999px;
  padding: 5px 14px;
  cursor: pointer;
}

.xa-foot { background: var(--ink); color: #CDBfa8; padding: 48px 22px 28px; }

.xa-foot__inner { max-width: 1100px; margin: 0 auto; }

.xa-foot__cols {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 26px;
  border-bottom: 1px solid rgba(201, 162, 75, .25);
}

.xa-foot__brand {
  font-family: var(--serif);
  font-size: 19px;
  color: #F3ECDD;
  margin-bottom: 12px;
}

.xa-foot__brand b { color: var(--accent); }

.xa-foot__text { font-size: 14px; color: #C9BCA4; }

.xa-foot__phone {
  display: inline-block;
  font-family: var(--serif);
  font-size: 22px;
  color: var(--accent);
  font-weight: 700;
  margin-top: 10px;
}

.xa-foot__title { color: #F3ECDD; font-weight: 700; margin-bottom: 10px; }

.xa-foot__cols a { color: #C9BCA4; font-size: 14px; }

.xa-foot__cols a:hover { color: var(--accent); }

.xa-foot__cols p { font-size: 14px; margin: 0 0 6px; }

.xa-foot__notice { font-size: 12.5px; color: #A99D86; padding: 18px 0; }

.xa-foot__copy {
  font-size: 13px;
  color: #A99D86;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
}

.xa-foot__copylinks a { color: var(--accent); margin-left: 12px; }

.xa-callbar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--ink);
  border-top: 1px solid rgba(201, 162, 75, .4);
  z-index: 70;
  display: none;
}

.xa-callbar__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  padding: 13px;
}

.xa-callbar__btn svg { width: 20px; height: 20px; fill: var(--accent); }

/* ---------- 内页页头 / 面包屑 ---------- */
.xa-pagehead {
  background: var(--ink);
  color: #F3ECDD;
  padding: 30px 22px;
  border-bottom: 1px solid rgba(201, 162, 75, .35);
}

.xa-pagehead__inner { max-width: 1100px; margin: 0 auto; }

.xa-crumb {
  font-size: 13px;
  color: #B6A98F;
  margin-bottom: 10px;
}

.xa-crumb a { color: #B6A98F; }

.xa-crumb a:hover { color: var(--accent); }

.xa-crumb__sep { margin: 0 8px; color: #6E6450; }

.xa-crumb__item { color: var(--accent); }

.xa-pagehead__title { font-size: 30px; color: #F3ECDD; margin: 0; }

/* ---------- 文章通用 ---------- */
.xa-post { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; }

.xa-post__body { color: var(--muted); font-size: 15px; }

.xa-post__body img { margin: 14px 0; border-radius: var(--radius); }

.xa-post__meta { font-size: 13px; color: var(--muted); display: flex; gap: 18px; flex-wrap: wrap; }

.xa-post__thumb { width: 100%; border-radius: var(--radius); margin-bottom: 18px; }

.xa-post__back { display: inline-block; margin-top: 18px; color: var(--primary); font-weight: 600; }

/* ---------- 联系页 ---------- */
.xa-contact { max-width: 560px; margin: 0 auto; }

.xa-contact__card { text-align: center; }

.xa-contact__name { font-size: 24px; }

.xa-contact__list { list-style: none; padding: 0; margin: 16px 0; color: var(--muted); font-size: 15px; }

.xa-contact__list li { padding: 6px 0; border-bottom: 1px dashed var(--line); }

.xa-contact__phone { margin: 18px 0; }

.xa-contact__label { display: block; font-size: 13px; color: var(--muted); }

.xa-contact__tel {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--primary);
}

.xa-contact__info { color: var(--muted); font-size: 14px; text-align: left; }

/* ---------- 列表（新闻 / 产品） ---------- */
.xa-list { display: flex; flex-direction: column; gap: 14px; }

.xa-list__item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 18px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
}

.xa-list__thumb { width: 120px; height: 84px; object-fit: cover; border-radius: var(--radius); }

.xa-list__title { font-size: 18px; margin: 0 0 6px; }

.xa-list__title a { color: var(--heading); }

.xa-list__title a:hover { color: var(--primary); }

.xa-list__desc { color: var(--muted); font-size: 14px; margin: 0; }

.xa-list__date { color: var(--muted); font-size: 13px; }

.xa-list__more { white-space: nowrap; }

/* 产品网格 */
.xa-prodgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.xa-prod { color: var(--heading); }

.xa-prod__img { width: 100%; height: 180px; object-fit: cover; border-radius: var(--radius) var(--radius) 0 0; margin: -26px -22px 16px; width: calc(100% + 44px); }

.xa-prod__ph {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
  border-radius: var(--radius) var(--radius) 0 0;
  margin: -26px -22px 16px;
  width: calc(100% + 44px);
}

.xa-prod__ph svg { width: 46px; height: 46px; fill: none; stroke: var(--muted); stroke-width: 1.5; }

.xa-prod__title { font-size: 18px; }

.xa-prod__desc { color: var(--muted); font-size: 14px; }

/* ---------- 新闻详情双栏 ---------- */
.xa-newsdetail {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 30px;
  align-items: start;
}

.xa-newsdetail__aside .xa-panel { position: sticky; top: 90px; }

.xa-newslist { list-style: none; padding: 0; margin: 0; }

.xa-newslist__item { padding: 10px 0; border-bottom: 1px dashed var(--line); }

.xa-newslist__link { color: var(--heading); font-size: 14.5px; }

.xa-newslist__link:hover { color: var(--primary); }

.xa-newslist__date { display: block; font-size: 12px; color: var(--muted); }

.xa-newslist__more { display: inline-block; margin-top: 12px; color: var(--primary); font-weight: 600; }

.xa-sec__cta {
  margin-top: 24px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
}

.xa-sec__cta p { margin: 0 0 12px; color: var(--muted); }

/* ---------- 产品详情 ---------- */
.xa-prodhero { background: var(--ink); color: #EFE6D4; padding: 40px 22px; }

.xa-prodhero__inner { max-width: 1100px; margin: 0 auto; }

.xa-prodhero__card {
  background: var(--bg);
  color: var(--heading);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(201, 162, 75, .5);
}

.xa-prodhero__media { background: var(--bg-alt); display: flex; align-items: center; justify-content: center; padding: 24px; }

.xa-prodhero__media img { width: 100%; border-radius: var(--radius); }

.xa-prodhero__ph {
  width: 100%;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}

.xa-prodhero__ph svg { width: 60px; height: 60px; fill: none; stroke: var(--muted); stroke-width: 1.5; }

.xa-prodhero__info { padding: 30px 30px 34px; }

.xa-prodhero__kicker {
  font-size: 12.5px;
  letter-spacing: 3px;
  color: var(--primary);
  border: 1px solid var(--primary);
  padding: 4px 12px;
  border-radius: 999px;
}

.xa-prodhero__title { font-size: 28px; margin: 14px 0 12px; }

.xa-prodhero__desc { color: var(--muted); }

.xa-pointlist { list-style: none; padding: 0; margin: 18px 0; }

.xa-pointlist li {
  padding: 8px 0 8px 18px;
  border-bottom: 1px dashed var(--line);
  position: relative;
  font-size: 14.5px;
}

.xa-pointlist li::before {
  content: "";
  position: absolute;
  left: 0; top: 16px;
  width: 7px; height: 7px;
  background: var(--primary);
  transform: rotate(45deg);
}

.xa-pointlist b { color: var(--heading); }

.xa-prodhero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }

/* 产品说明 + 侧栏 */
.xa-prodshow {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 30px;
  align-items: start;
}

.xa-prodshow__aside .xa-panel { position: sticky; top: 90px; }

.xa-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 18px;
}

.xa-panel__title {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--primary);
  border-bottom: 2px solid var(--line);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.xa-panel__text { color: var(--muted); font-size: 14px; }

.xa-chips { display: flex; flex-wrap: wrap; gap: 8px; }

.xa-chip {
  font-size: 13px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  color: var(--heading);
  padding: 5px 12px;
  border-radius: 999px;
}

.xa-chips--stack { flex-direction: column; }

.xa-chip--fact { background: var(--ink); color: #EADFC9; border-color: transparent; }

/* ---------- 展示图 / 新闻栅格 / 横幅补充 ---------- */
.xa-showcase {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.xa-showcase__item { margin: 0; }

.xa-showcase__img { width: 100%; height: 150px; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }

.xa-showcase__cap { font-size: 13px; color: var(--muted); text-align: center; margin-top: 6px; }

.xa-newsgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
  align-items: start;
}

.xa-news__item {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
}

.xa-news__link { color: var(--heading); font-size: 15px; }

.xa-news__link:hover { color: var(--primary); }

.xa-news__date { color: var(--muted); font-size: 13px; white-space: nowrap; }

.xa-sec__more { display: inline-block; margin-top: 14px; color: var(--primary); font-weight: 600; }

.xa-featured {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.xa-featured__title { font-size: 20px; margin: 0 0 6px; }

.xa-featured__title a { color: var(--heading); }

.xa-featured__meta { font-size: 13px; color: var(--muted); }

.xa-featured__body { color: var(--muted); font-size: 14.5px; }

.xa-featured__more { display: inline-block; margin-top: 12px; color: var(--primary); font-weight: 600; }

.xa-banner { max-width: 1100px; margin: 0 auto; padding: 0 22px; }

.xa-banner img { width: 100%; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); }

.xa-sec__inner--center { text-align: center; }

.xa-about__link { margin-top: 8px; }

/* ---------- 响应式 ---------- */
@media (max-width: 920px) {
  .xa-nav { display: none; }
  .xa-burger { display: flex; }
  .xa-callbar { display: block; }
  .xa-hero__inner { grid-template-columns: 1fr; }
  .xa-hero__art { min-height: 300px; border-left: none; border-top: 1px solid var(--line); }
  .xa-hero__text { padding: 48px 22px 40px; }
  .xa-about { grid-template-columns: 1fr; }
  .xa-lines { grid-template-columns: 1fr; }
  .xa-metrics__inner { grid-template-columns: repeat(2, 1fr); }
  .xa-newsdetail, .xa-prodshow { grid-template-columns: 1fr; }
  .xa-newsdetail__aside .xa-panel, .xa-prodshow__aside .xa-panel { position: static; }
  .xa-prodgrid { grid-template-columns: repeat(2, 1fr); }
  .xa-prodhero__card { grid-template-columns: 1fr; }
  .xa-foot__cols { grid-template-columns: 1fr; }
  .xa-list__item { grid-template-columns: 1fr; }
  .xa-list__thumb { width: 100%; height: 160px; }
}

@media (max-width: 560px) {
  .xa-hero__title { font-size: 32px; }
  .xa-sec__title { font-size: 24px; }
  .xa-prodgrid { grid-template-columns: 1fr; }
  .xa-metrics__inner { grid-template-columns: 1fr 1fr; }
  .xa-cta__phone { font-size: 30px; }
}