/* ============================================================
   川发科技·徐州站 样式表（原型 C 横幅+杂志 · 楚汉赭红 + 麦金）
   签名：全宽横幅压顶 / 章节序号大标题 / 图文并排 / 方形小圆角 + 粗边框
   ============================================================ */
:root{
  --ink:#3A2A23;
  --heading:#2B1B15;
  --muted:#7A6255;
  --primary:#A63A2E;
  --primary-2:#7E2A21;
  --accent:#D9A441;
  --bg:#FFFDF8;
  --bg-alt:#F6EEE3;
  --line:#E5D6C3;
  --band:linear-gradient(135deg,#5C1F17,#A63A2E);
  --radius:8px;
  --radius-sm:6px;
  --shadow:0 8px 22px rgba(60,32,22,.10);
  --shadow-hover:0 14px 30px rgba(60,32,22,.16);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body.cfxz-body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.82;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;}
h1,h2,h3{color:var(--heading);line-height:1.3;margin:0;font-weight:700;}
p{margin:0 0 12px;}

/* ---------- 顶栏 ---------- */
.cfxz-header{position:relative;z-index:40;background:#2B1B15;border-bottom:3px solid var(--accent);}
.cfxz-header__inner{max-width:1200px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:18px;}
.cfxz-brand{display:flex;align-items:center;gap:14px;}
.cfxz-brand__img{height:42px;width:auto;border-radius:6px;background:#fff;padding:2px;}
.cfxz-brand__title{display:flex;flex-direction:column;line-height:1.25;border-left:1px solid rgba(255,255,255,.26);padding-left:14px;}
.cfxz-brand__name{font-size:21px;font-weight:800;color:#fff;white-space:nowrap;}
.cfxz-brand__meta{font-size:12.5px;color:rgba(255,255,255,.72);white-space:nowrap;}
.cfxz-brand__meta b{color:var(--accent);}
.cfxz-nav{display:flex;gap:20px;margin-left:auto;}
.cfxz-nav__link{padding:8px 2px;color:rgba(255,255,255,.88);font-size:15.5px;font-weight:500;border-bottom:2px solid transparent;}
.cfxz-nav__link:hover{color:#fff;border-bottom-color:var(--accent);}
.cfxz-nav__link--on{color:var(--accent);border-bottom-color:var(--accent);font-weight:700;}
.cfxz-header__tel{margin-left:8px;background:var(--accent);color:#2B1B15;font-weight:800;padding:9px 18px;border-radius:var(--radius-sm);white-space:nowrap;}
.cfxz-burger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px;margin-left:auto;}
.cfxz-burger span{width:24px;height:2px;background:#fff;display:block;}

/* ---------- 抽屉 ---------- */
.cfxz-drawer{position:fixed;top:0;right:0;height:100%;width:292px;max-width:84vw;background:#fff;z-index:60;transform:translateX(100%);transition:transform .28s ease;padding:22px;display:flex;flex-direction:column;gap:12px;box-shadow:-10px 0 30px rgba(43,27,21,.2);}
.cfxz-drawer.is-open{transform:translateX(0);}
.cfxz-drawer__head{display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--heading);}
.cfxz-drawer__close{background:none;border:none;font-size:28px;cursor:pointer;color:var(--muted);}
.cfxz-drawer__nav{display:flex;flex-direction:column;gap:6px;}
.cfxz-drawer__link{padding:12px 14px;border-left:3px solid var(--accent);background:var(--bg-alt);color:var(--heading);font-weight:600;}
.cfxz-drawer__tel{margin-top:auto;background:var(--band);color:#fff;text-align:center;padding:13px;border-radius:var(--radius-sm);font-weight:700;}
.cfxz-scrim{position:fixed;inset:0;background:rgba(43,27,21,.5);z-index:55;opacity:0;visibility:hidden;transition:.28s;}
.cfxz-scrim.is-open{opacity:1;visibility:visible;}
body.cfxz-noscroll{overflow:hidden;}
.cfxz-shell{overflow:hidden;}

/* ---------- 全宽横幅（C 签名） ---------- */
.cfxz-hero{background:var(--band);color:#fff;padding:0;}
.cfxz-hero--sub{padding:56px 20px 50px;text-align:center;}
.cfxz-hero__inner{max-width:1200px;margin:0 auto;padding:74px 20px 66px;display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:end;}
.cfxz-hero--sub .cfxz-hero__inner{display:block;padding:0;max-width:900px;}
.cfxz-hero__badge{display:inline-block;background:var(--accent);color:#2B1B15;font-weight:800;font-size:13px;letter-spacing:3px;padding:5px 14px;border-radius:var(--radius-sm);margin-bottom:20px;}
.cfxz-hero__title{font-size:clamp(30px,5.2vw,50px);color:#fff;margin:0 0 18px;font-weight:800;letter-spacing:1px;}
.cfxz-hero__title::after{content:"";display:block;width:76px;height:4px;background:var(--accent);margin-top:18px;}
.cfxz-hero__sub{font-size:17px;opacity:.94;margin:18px 0 12px;max-width:660px;}
.cfxz-hero__meta{font-size:14.5px;opacity:.86;margin-bottom:24px;}
.cfxz-hero__actions{display:flex;gap:14px;flex-wrap:wrap;}
.cfxz-hero--sub .cfxz-hero__actions{justify-content:center;}
.cfxz-hero__card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.26);border-radius:var(--radius);padding:22px 24px;}
.cfxz-hero__card h2{color:#fff;font-size:17px;margin:0 0 12px;}
.cfxz-hero__card p{color:rgba(255,255,255,.88);font-size:14px;margin:0 0 8px;}
.cfxz-hero__card strong{color:var(--accent);}

/* ---------- 按钮 ---------- */
.cfxz-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:var(--radius-sm);font-weight:700;font-size:15px;transition:.2s;cursor:pointer;border:1px solid transparent;}
.cfxz-btn--primary{background:var(--primary);color:#fff;}
.cfxz-btn--primary:hover{background:var(--primary-2);}
.cfxz-btn--outline{border:2px solid var(--primary);color:var(--primary);background:transparent;}
.cfxz-btn--outline:hover{background:var(--bg-alt);}
.cfxz-btn--light{background:#fff;color:var(--primary-2);}
.cfxz-btn--ghost{border:2px solid rgba(255,255,255,.7);color:#fff;}
.cfxz-btn--lg{padding:15px 34px;font-size:16px;}

/* ---------- 杂志大图（广告图独立展示） ---------- */
.cfxz-banner{max-width:1200px;margin:0;padding:0 20px;}
.cfxz-banner img{width:100%;border-radius:var(--radius);border:1px solid var(--line);}
.cfxz-banner figcaption{color:var(--muted);font-size:13.5px;padding:10px 2px 0;}

/* ---------- 区块 / 章节 ---------- */
.cfxz-sec{padding:72px 20px;border-top:1px solid var(--line);}
.cfxz-sec--alt{background:var(--bg-alt);}
.cfxz-sec--band{background:var(--band);color:#fff;border-top:0;}
.cfxz-sec--band .cfxz-sec__title,.cfxz-sec--band .cfxz-sec__eyebrow,.cfxz-sec--band .cfxz-sec__lead{color:#fff;}
.cfxz-sec--band .cfxz-sec__lead{opacity:.9;}
.cfxz-sec__inner{max-width:1200px;margin:0 auto;}
.cfxz-sec__head{margin-bottom:34px;}
.cfxz-sec__eyebrow{display:inline-block;font-size:13px;letter-spacing:4px;color:var(--accent);font-weight:800;background:var(--heading);padding:4px 12px;border-radius:var(--radius-sm);}
.cfxz-sec__title{font-size:clamp(23px,3.2vw,33px);margin:14px 0 12px;}
.cfxz-sec__lead{color:var(--muted);max-width:800px;font-size:16px;}
.cfxz-sec__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px;}
.cfxz-sec__phone{display:inline-block;font-size:clamp(28px,4.4vw,40px);font-weight:800;color:var(--primary);margin:12px 0 20px;}
.cfxz-sec--band .cfxz-sec__phone{color:#fff;}

/* 杂志章节：左标题栏 + 右内容 */
.cfxz-chapter{display:grid;grid-template-columns:.42fr .58fr;gap:34px;align-items:start;}
.cfxz-chapter__no{font-size:56px;font-weight:800;color:var(--accent);line-height:1;}
.cfxz-chapter__title{font-size:clamp(21px,2.6vw,28px);margin:10px 0 10px;}
.cfxz-chapter__lead{color:var(--muted);font-size:15px;}
.cfxz-chapter__body{color:var(--ink);}
.cfxz-chapter__media img{width:100%;border-radius:var(--radius);border:1px solid var(--line);margin-bottom:14px;}

/* 引言块 */
.cfxz-pull{max-width:880px;margin:34px auto 0;padding:26px 30px;background:#fff;border-left:6px solid var(--accent);font-size:19px;color:var(--heading);box-shadow:var(--shadow);border-radius:0 var(--radius) var(--radius) 0;}

/* ---------- 数据条 ---------- */
.cfxz-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:0;border:1px solid var(--line);background:#fff;border-radius:var(--radius);overflow:hidden;}
.cfxz-metric{padding:24px 16px;text-align:center;border-left:1px solid var(--line);}
.cfxz-metric:first-child{border-left:0;}
.cfxz-metric__num{font-size:30px;font-weight:800;color:var(--primary);}
.cfxz-metric__unit{font-size:15px;margin-left:2px;}
.cfxz-metric__label{color:var(--muted);font-size:14px;}

/* ---------- 关于 ---------- */
.cfxz-about{max-width:960px;margin:0 auto;}
.cfxz-about__full{max-height:250px;overflow:hidden;transition:max-height .35s ease;position:relative;-webkit-mask-image:linear-gradient(180deg,#000 78%,transparent);mask-image:linear-gradient(180deg,#000 78%,transparent);}
.cfxz-about__full.is-open{max-height:none;-webkit-mask-image:none;mask-image:none;}
.cfxz-about__full p{margin:0 0 12px;}
.cfxz-about__full img{display:none;}
.cfxz-about__toggle{margin:14px 0 0;}
.cfxz-about__btn{background:none;border:2px solid var(--primary);color:var(--primary);font-weight:700;cursor:pointer;font-size:14px;padding:8px 18px;border-radius:var(--radius-sm);}
.cfxz-about__arr{color:var(--accent);}
.cfxz-quote{margin:24px auto 0;max-width:880px;border-left:6px solid var(--primary);background:var(--bg-alt);padding:18px 24px;font-size:17px;color:var(--heading);}

/* ---------- 卡片 / 网格 ---------- */
.cfxz-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;}
.cfxz-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--primary);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:.2s;}
.cfxz-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.cfxz-card__title{font-size:18px;margin:0 0 10px;}
.cfxz-card__title a{color:var(--heading);}
.cfxz-card__desc{color:var(--muted);font-size:14.5px;margin-bottom:10px;}
.cfxz-card__more{color:var(--primary);font-weight:700;font-size:14px;}
.cfxz-card__media img{width:100%;border-radius:var(--radius-sm);margin-bottom:14px;}

/* ---------- 图集 ---------- */
.cfxz-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;}
.cfxz-gallery__item{margin:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;}
.cfxz-gallery__item img{width:100%;height:172px;object-fit:cover;}
.cfxz-gallery__cap{padding:11px 14px;font-size:14px;font-weight:700;color:var(--heading);text-align:center;border-top:1px solid var(--line);}

/* ---------- 列表 ---------- */
.cfxz-list{list-style:none;padding:0;margin:0;display:grid;gap:0;border-top:1px solid var(--line);}
.cfxz-list__item{background:#fff;border-bottom:1px solid var(--line);padding:20px 4px;}
.cfxz-list__link{font-size:18px;font-weight:700;color:var(--heading);}
.cfxz-list__link:hover{color:var(--primary);}
.cfxz-list__date{display:inline-block;color:var(--muted);font-size:13px;margin:6px 12px 0 0;}
.cfxz-list__desc{color:var(--muted);font-size:14px;margin:6px 0 0;}
.cfxz-list__area{display:inline-block;background:var(--bg-alt);color:var(--primary);font-size:12px;padding:3px 10px;border-radius:var(--radius-sm);margin-top:8px;}

/* ---------- 双栏 ---------- */
.cfxz-layout{max-width:1200px;margin:0 auto;padding:56px 20px;display:grid;grid-template-columns:1fr 320px;gap:34px;align-items:start;}
.cfxz-post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);}
.cfxz-post__title{font-size:24px;margin:0 0 12px;}
.cfxz-post__meta{color:var(--muted);font-size:14px;margin-bottom:18px;}
.cfxz-post__body :where(h2,h3){margin:22px 0 10px;}
.cfxz-post__body :where(ul,ol){padding-left:22px;}
.cfxz-post__body img{max-width:100%;border-radius:var(--radius-sm);margin:14px 0;}
.cfxz-post__share{margin-top:18px;font-size:13px;color:var(--muted);border-top:1px dashed var(--line);padding-top:14px;}
.cfxz-side{background:#fff;border:1px solid var(--line);border-top:4px solid var(--accent);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.cfxz-side__title{font-size:17px;margin:0 0 12px;color:var(--heading);}
.cfxz-side__title:not(:first-child){margin-top:22px;}
.cfxz-side__list{list-style:none;padding:0;margin:0;display:grid;gap:9px;}
.cfxz-side__item{font-size:14px;}
.cfxz-side__item a{display:block;padding:10px 12px;border-left:3px solid var(--accent);background:var(--bg-alt);color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cfxz-side__empty{color:var(--muted);font-size:14px;}
.cfxz-side__more{display:inline-block;margin-top:12px;color:var(--primary);font-weight:700;font-size:14px;}

/* ---------- 服务详情第一屏 ---------- */
.cfxz-prodhero{max-width:1200px;margin:0 auto;padding:56px 20px 8px;display:grid;grid-template-columns:.95fr 1.05fr;gap:38px;align-items:start;}
.cfxz-prodhero__media img{width:100%;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);}
.cfxz-prodhero__kicker{display:inline-block;background:var(--heading);color:var(--accent);padding:4px 12px;border-radius:var(--radius-sm);font-size:12.5px;font-weight:800;letter-spacing:3px;}
.cfxz-prodhero__title{font-size:clamp(23px,3.4vw,33px);margin:12px 0 14px;}
.cfxz-prodhero__desc{color:var(--muted);margin-bottom:18px;}
.cfxz-prodhero__list{list-style:none;padding:0;display:grid;gap:8px;margin:0 0 22px;}
.cfxz-prodhero__list li{background:var(--bg-alt);border-left:4px solid var(--primary);padding:9px 14px;font-size:14px;}
.cfxz-prodhero__cta{display:flex;gap:12px;flex-wrap:wrap;}
.cfxz-prodshow{padding-top:26px;}

/* ---------- FAQ ---------- */
.cfxz-faq{max-width:920px;margin:0 auto;display:grid;gap:10px;}
.cfxz-faq__item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:0 22px;}
.cfxz-faq__item summary{cursor:pointer;padding:16px 0;font-weight:700;color:var(--heading);list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center;}
.cfxz-faq__item summary::-webkit-details-marker{display:none;}
.cfxz-faq__item summary::after{content:"+";color:var(--primary);font-size:22px;font-weight:800;}
.cfxz-faq__item[open] summary::after{content:"\2212";}
.cfxz-faq__body{padding:0 0 16px;color:var(--muted);font-size:15px;}

/* ---------- 分站 / 伙伴 ---------- */
.cfxz-city{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;}
.cfxz-city__item{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);padding:14px 16px;border-radius:var(--radius-sm);}
.cfxz-city__item--fold{display:none;}
.cfxz-city.is-expanded .cfxz-city__item--fold{display:flex;}
.cfxz-city__region{font-weight:800;color:var(--heading);}
.cfxz-city__site{font-size:13px;color:var(--muted);}
.cfxz-city__more{margin:22px auto 0;display:block;background:var(--heading);color:#fff;border:none;padding:11px 30px;border-radius:var(--radius-sm);cursor:pointer;font-weight:700;}
.cfxz-partners{display:flex;flex-wrap:wrap;gap:10px;}
.cfxz-partners__item{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);color:#fff;padding:9px 16px;border-radius:var(--radius-sm);font-size:14px;}
.cfxz-partners__item:hover{border-color:var(--accent);color:var(--accent);}
.cfxz-mt{margin-top:26px;}

/* ---------- 标签 / 联系 / 表单 ---------- */
.cfxz-tags{display:flex;flex-wrap:wrap;gap:10px;}
.cfxz-tags__item{background:var(--bg-alt);border:1px solid var(--line);color:var(--ink);padding:7px 14px;border-radius:var(--radius-sm);font-size:13.5px;}
.cfxz-panel{margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;}
.cfxz-panel__title{font-size:18px;margin-bottom:10px;}
.cfxz-panel__body{color:var(--muted);font-size:14.5px;}
.cfxz-cta{text-align:center;}
.cfxz-cta .cfxz-sec__lead{margin-left:auto;margin-right:auto;}
.cfxz-contact{display:grid;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.cfxz-contact__row{display:grid;grid-template-columns:120px 1fr;gap:14px;padding:14px 22px;border-bottom:1px solid var(--line);}
.cfxz-contact__row:last-child{border-bottom:0;}
.cfxz-contact__k{color:var(--muted);font-size:14px;}
.cfxz-contact__v{color:var(--heading);font-weight:700;}
.cfxz-formwrap{max-width:640px;margin:0 auto;}
.cfxz-form{display:grid;gap:16px;margin-top:24px;}
.cfxz-form__row{display:grid;gap:6px;}
.cfxz-form__label{font-size:14px;font-weight:700;color:var(--heading);}
.cfxz-form__input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:15px;color:var(--ink);font-family:inherit;background:#fff;}
.cfxz-form__input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(166,58,46,.12);}

/* ---------- 分页 ---------- */
.pagination{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:32px 0 0;padding:0;list-style:none;}
.pagination a,.pagination span{display:inline-block;padding:9px 15px;border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--ink);font-size:14px;background:#fff;}
.pagination a:hover{border-color:var(--primary);color:var(--primary);}
.pagination .current{background:var(--primary);border-color:var(--primary);color:#fff;}

/* ---------- 底部 ---------- */
.cfxz-foot{background:#2B1B15;color:#e8d9c8;padding:52px 20px;}
.cfxz-foot__inner{max-width:1200px;margin:0 auto;display:grid;gap:20px;}
.cfxz-foot__brand img{height:40px;background:#fff;padding:4px;border-radius:6px;}
.cfxz-foot__name{font-size:18px;font-weight:800;margin:8px 0 4px;color:#fff;}
.cfxz-foot__site{color:var(--accent);font-size:13px;}
.cfxz-foot__tel a{color:var(--accent);font-size:22px;font-weight:800;}
.cfxz-foot__desc{color:#c3ae9c;font-size:13.5px;margin:6px 0 0;}
.cfxz-foot__subs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.cfxz-foot__subslabel{color:#a89283;font-size:14px;}
.cfxz-foot__subslink{color:#fff;background:rgba(255,255,255,.1);padding:5px 13px;border-radius:var(--radius-sm);font-size:13px;}
.cfxz-foot__subslink:hover{background:rgba(255,255,255,.22);}
.cfxz-foot__nap p{margin:4px 0;color:#d3bfae;font-size:13px;}
.cfxz-foot__legal{color:#a89283;font-size:13px;border-top:1px solid rgba(255,255,255,.14);padding-top:16px;}
.cfxz-foot__legal p{margin:4px 0;}
.cfxz-foot__links a{color:var(--accent);}

/* ---------- 语义容器 / 无样式钩子 ---------- */
.cfxz-main{display:block;}
.cfxz-hero__text{min-width:0;}
.cfxz-prodhero__info{min-width:0;}
.cfxz-metric{min-width:0;}
.cfxz-about__txt{white-space:nowrap;}
.cfxz-city__moretxt{white-space:nowrap;}
.cfxz-drawer__name{font-weight:700;}
.cfxz-brand__logo{display:block;flex:0 0 auto;}
.cfxz-brand__meta b{font-weight:700;}

/* ---------- 响应式 ---------- */
@media (max-width:960px){
  .cfxz-nav,.cfxz-header__tel{display:none;}
  .cfxz-burger{display:inline-flex;}
  .cfxz-hero__inner{grid-template-columns:1fr;padding:58px 20px 52px;}
  .cfxz-chapter{grid-template-columns:1fr;gap:20px;}
  .cfxz-layout,.cfxz-prodhero{grid-template-columns:1fr;}
  .cfxz-sec{padding:54px 18px;}
}
@media (max-width:640px){
  .cfxz-brand__img{height:34px;}
  .cfxz-brand__name{font-size:17px;}
  .cfxz-brand__meta{font-size:11px;}
  .cfxz-chapter__no{font-size:40px;}
  .cfxz-contact__row{grid-template-columns:1fr;gap:4px;}
  .cfxz-metric{border-left:0;border-top:1px solid var(--line);}
  .cfxz-metric:first-child{border-top:0;}
}

/* ---------- 移动端底部拨号栏（≤640px） ---------- */
.cfxz-mobilebar{display:none;}
@media (max-width:640px){
  .cfxz-mobilebar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;background:#A63A2E;color:#FFFFFF;font-weight:700;box-shadow:0 -6px 20px rgba(0,0,0,.2);}
  .cfxz-mobilebar__tel{font-size:19px;letter-spacing:.5px;}
  body.cfxz-body{padding-bottom:64px;}
}