/* ============================================================
   川发科技·常州站 样式表（原型 D 纵向长页叙事 · 墨绿 + 米白）
   签名：锚点粘性子导航 / 大字口号首屏 / 大留白章节 / 细竖线时间线 / 细字重
   ============================================================ */
:root{
  --ink:#2C3934;
  --heading:#1A2B26;
  --muted:#6E7F79;
  --primary:#1F5E4F;
  --primary-2:#17493E;
  --accent:#C2A878;
  --bg:#FBFAF6;
  --bg-alt:#F2F0E8;
  --line:#E2DFD3;
  --band:linear-gradient(160deg,#1F5E4F,#123B32);
  --radius:10px;
  --radius-sm:6px;
  --shadow:0 10px 30px rgba(26,43,38,.07);
  --shadow-hover:0 16px 38px rgba(26,43,38,.12);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body.cfcz-body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.95;-webkit-font-smoothing:antialiased;font-weight:350;}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;}
h1,h2,h3{color:var(--heading);line-height:1.42;margin:0;font-weight:500;}
p{margin:0 0 14px;}

/* ---------- 顶栏（细线） ---------- */
.cfcz-header{position:sticky;top:0;z-index:40;background:rgba(251,250,246,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.cfcz-header__inner{max-width:1120px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:18px;}
.cfcz-brand{display:flex;align-items:center;gap:14px;}
.cfcz-brand__img{height:40px;width:auto;border-radius:6px;}
.cfcz-brand__title{display:flex;flex-direction:column;line-height:1.3;border-left:1px solid var(--line);padding-left:14px;}
.cfcz-brand__name{font-size:20px;font-weight:600;color:var(--heading);white-space:nowrap;letter-spacing:1px;}
.cfcz-brand__meta{font-size:12.5px;color:var(--muted);white-space:nowrap;}
.cfcz-brand__meta b{color:var(--primary);}
.cfcz-nav{display:flex;gap:28px;margin-left:auto;}
.cfcz-nav__link{padding:6px 0;color:var(--muted);font-size:15px;letter-spacing:1px;border-bottom:1px solid transparent;}
.cfcz-nav__link:hover{color:var(--primary);}
.cfcz-nav__link--on{color:var(--primary);border-bottom-color:var(--primary);}
.cfcz-header__tel{color:var(--heading);font-weight:600;letter-spacing:1px;white-space:nowrap;}
.cfcz-burger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px;margin-left:auto;}
.cfcz-burger span{width:24px;height:1.5px;background:var(--heading);display:block;}

/* ---------- 抽屉 ---------- */
.cfcz-drawer{position:fixed;top:0;right:0;height:100%;width:288px;max-width:84vw;background:var(--bg);z-index:60;transform:translateX(100%);transition:transform .3s ease;padding:24px;display:flex;flex-direction:column;gap:16px;box-shadow:-10px 0 30px rgba(26,43,38,.12);}
.cfcz-drawer.is-open{transform:translateX(0);}
.cfcz-drawer__head{display:flex;justify-content:space-between;align-items:center;font-weight:600;color:var(--heading);}
.cfcz-drawer__close{background:none;border:none;font-size:28px;cursor:pointer;color:var(--muted);}
.cfcz-drawer__nav{display:flex;flex-direction:column;gap:8px;}
.cfcz-drawer__link{padding:10px 2px;border-bottom:1px solid var(--line);color:var(--ink);letter-spacing:1px;}
.cfcz-drawer__tel{margin-top:auto;background:var(--band);color:#fff;text-align:center;padding:13px;border-radius:var(--radius-sm);letter-spacing:2px;}
.cfcz-scrim{position:fixed;inset:0;background:rgba(26,43,38,.4);z-index:55;opacity:0;visibility:hidden;transition:.28s;}
.cfcz-scrim.is-open{opacity:1;visibility:visible;}
body.cfcz-noscroll{overflow:hidden;}
.cfcz-shell{overflow:hidden;}

/* ---------- 锚点粘性子导航（D 签名） ---------- */
.cfcz-subnav{position:sticky;top:66px;z-index:30;background:rgba(242,240,232,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);}
.cfcz-subnav__inner{max-width:1120px;margin:0 auto;padding:0 20px;display:flex;gap:30px;overflow-x:auto;}
.cfcz-subnav__link{padding:14px 0;font-size:14.5px;color:var(--muted);letter-spacing:2px;white-space:nowrap;border-bottom:2px solid transparent;}
.cfcz-subnav__link:hover{color:var(--primary);border-bottom-color:var(--primary);}

/* ---------- 首屏大字口号 ---------- */
.cfcz-hero{padding:120px 20px 110px;text-align:center;background:var(--bg);}
.cfcz-hero--sub{padding:76px 20px 66px;text-align:center;background:var(--bg-alt);}
.cfcz-hero__inner{max-width:860px;margin:0 auto;}
.cfcz-hero__badge{display:inline-block;font-size:13px;letter-spacing:8px;color:var(--primary);margin-bottom:30px;}
.cfcz-hero__title{font-size:clamp(28px,4.6vw,46px);font-weight:400;letter-spacing:6px;margin:0 0 28px;color:var(--heading);line-height:1.6;}
.cfcz-hero__sub{font-size:clamp(15px,1.8vw,18px);color:var(--muted);margin:0 auto 18px;max-width:680px;letter-spacing:1px;}
.cfcz-hero__meta{font-size:14px;color:var(--muted);letter-spacing:2px;margin-bottom:36px;}
.cfcz-hero__actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}

/* ---------- 按钮（细描边） ---------- */
.cfcz-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 32px;border-radius:var(--radius-sm);font-weight:500;font-size:15px;letter-spacing:2px;transition:.25s;cursor:pointer;border:1px solid var(--primary);background:transparent;color:var(--primary);}
.cfcz-btn--primary{background:var(--primary);color:#fff;}
.cfcz-btn--primary:hover{background:var(--primary-2);border-color:var(--primary-2);}
.cfcz-btn--outline:hover{background:var(--bg-alt);}
.cfcz-btn--light{background:var(--accent);border-color:var(--accent);color:#1A2B26;}
.cfcz-btn--ghost{border-color:rgba(255,255,255,.6);color:#fff;}
.cfcz-btn--lg{padding:16px 40px;font-size:16px;}

/* ---------- 章节（大留白） ---------- */
.cfcz-sec{padding:104px 20px;}
.cfcz-sec--alt{background:var(--bg-alt);}
.cfcz-sec--band{background:var(--band);color:#fff;}
.cfcz-sec--band .cfcz-sec__title,.cfcz-sec--band .cfcz-sec__eyebrow,.cfcz-sec--band .cfcz-sec__lead{color:#fff;}
.cfcz-sec--band .cfcz-sec__lead{opacity:.88;}
.cfcz-sec__inner{max-width:880px;margin:0 auto;}
.cfcz-sec__inner--wide{max-width:1120px;}
.cfcz-sec__head{margin-bottom:46px;}
.cfcz-sec__head--center{text-align:center;}
.cfcz-sec__eyebrow{display:block;font-size:12.5px;letter-spacing:6px;color:var(--primary);margin-bottom:16px;}
.cfcz-sec__title{font-size:clamp(21px,2.8vw,30px);font-weight:500;letter-spacing:3px;margin:0 0 16px;}
.cfcz-sec__lead{color:var(--muted);font-size:16px;letter-spacing:.5px;}
.cfcz-sec__head--center .cfcz-sec__lead{margin:0 auto;}
.cfcz-sec__cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:12px;}
.cfcz-sec__phone{display:inline-block;font-size:clamp(26px,4vw,38px);font-weight:400;color:var(--primary);letter-spacing:3px;margin:14px 0 22px;}
.cfcz-sec--band .cfcz-sec__phone{color:#fff;}

/* ---------- 广告图（细边框方形） ---------- */
.cfcz-figure{max-width:1120px;margin:0 auto;padding:0 20px;}
.cfcz-figure img{width:100%;border:1px solid var(--line);}
.cfcz-figure figcaption{color:var(--muted);font-size:13.5px;letter-spacing:1px;padding:12px 2px 0;text-align:center;}

/* ---------- 数据条（细线） ---------- */
.cfcz-metrics{max-width:880px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.cfcz-metric{padding:30px 14px;text-align:center;border-left:1px solid var(--line);}
.cfcz-metric:first-child{border-left:0;}
.cfcz-metric__num{font-size:28px;font-weight:400;color:var(--primary);letter-spacing:2px;}
.cfcz-metric__unit{font-size:14px;margin-left:3px;}
.cfcz-metric__label{color:var(--muted);font-size:13.5px;letter-spacing:1px;}

/* ---------- 关于 ---------- */
.cfcz-about{max-width:820px;margin:0 auto;}
.cfcz-about__full{max-height:250px;overflow:hidden;transition:max-height .4s ease;position:relative;-webkit-mask-image:linear-gradient(180deg,#000 78%,transparent);mask-image:linear-gradient(180deg,#000 78%,transparent);}
.cfcz-about__full.is-open{max-height:none;-webkit-mask-image:none;mask-image:none;}
.cfcz-about__full p{margin:0 0 14px;}
.cfcz-about__full img{display:none;}
.cfcz-about__toggle{margin:20px 0 0;}
.cfcz-about__btn{background:none;border:none;border-bottom:1px solid var(--primary);color:var(--primary);cursor:pointer;font-size:14px;letter-spacing:2px;padding:4px 2px;}
.cfcz-about__arr{color:var(--accent);}
.cfcz-quote{margin:40px auto 0;max-width:760px;text-align:center;font-size:18px;color:var(--heading);letter-spacing:2px;padding:0 10px;}

/* ---------- 服务列表（细线行） ---------- */
.cfcz-lines{max-width:880px;margin:0 auto;border-top:1px solid var(--line);}
.cfcz-line{display:grid;grid-template-columns:56px 220px 1fr;gap:20px;padding:26px 4px;border-bottom:1px solid var(--line);align-items:baseline;}
.cfcz-line__no{color:var(--accent);font-size:15px;letter-spacing:2px;}
.cfcz-line__title{font-size:18px;color:var(--heading);}
.cfcz-line__desc{color:var(--muted);font-size:14.5px;}

/* ---------- 时间线（细竖线） ---------- */
.cfcz-timeline{max-width:820px;margin:0 auto;padding-left:28px;border-left:1px solid var(--line);}
.cfcz-tl{position:relative;padding:0 0 34px;}
.cfcz-tl::before{content:"";position:absolute;left:-33px;top:10px;width:9px;height:9px;border-radius:50%;background:var(--primary);}
.cfcz-tl__year{font-size:14px;letter-spacing:3px;color:var(--primary);}
.cfcz-tl__title{font-size:18px;margin:6px 0 8px;}
.cfcz-tl__desc{color:var(--muted);font-size:14.5px;}

/* ---------- 卡片 / 图集 ---------- */
.cfcz-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;}
.cfcz-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.25s;}
.cfcz-card:hover{box-shadow:var(--shadow-hover);}
.cfcz-card__title{font-size:17.5px;margin:0 0 10px;letter-spacing:1px;}
.cfcz-card__title a{color:var(--heading);}
.cfcz-card__desc{color:var(--muted);font-size:14px;margin-bottom:10px;}
.cfcz-card__more{color:var(--primary);font-size:14px;letter-spacing:1px;}
.cfcz-card__media img{width:100%;margin-bottom:14px;}
.cfcz-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;}
.cfcz-gallery__item{margin:0;border:1px solid var(--line);background:#fff;}
.cfcz-gallery__item img{width:100%;height:170px;object-fit:cover;}
.cfcz-gallery__cap{padding:11px 14px;font-size:13.5px;color:var(--heading);text-align:center;letter-spacing:1px;border-top:1px solid var(--line);}

/* ---------- 列表 ---------- */
.cfcz-list{list-style:none;padding:0;margin:0;}
.cfcz-list__item{border-bottom:1px solid var(--line);padding:24px 2px;}
.cfcz-list__link{font-size:18px;color:var(--heading);letter-spacing:1px;}
.cfcz-list__link:hover{color:var(--primary);}
.cfcz-list__date{display:block;color:var(--muted);font-size:13px;margin:8px 0;letter-spacing:1px;}
.cfcz-list__desc{color:var(--muted);font-size:14.5px;margin:0 0 8px;}
.cfcz-list__area{display:inline-block;border:1px solid var(--line);color:var(--primary);font-size:12px;padding:3px 10px;border-radius:999px;}

/* ---------- 双栏 ---------- */
.cfcz-layout{max-width:1120px;margin:0 auto;padding:70px 20px;display:grid;grid-template-columns:1fr 300px;gap:44px;align-items:start;}
.cfcz-post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;}
.cfcz-post__title{font-size:23px;margin:0 0 14px;letter-spacing:2px;}
.cfcz-post__meta{color:var(--muted);font-size:13.5px;margin-bottom:20px;letter-spacing:1px;}
.cfcz-post__body :where(h2,h3){margin:26px 0 12px;}
.cfcz-post__body :where(ul,ol){padding-left:22px;}
.cfcz-post__body img{max-width:100%;margin:18px 0;}
.cfcz-post__share{margin-top:22px;font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px;letter-spacing:1px;}
.cfcz-side{background:transparent;border-left:1px solid var(--line);padding:0 0 0 24px;}
.cfcz-side__title{font-size:16px;margin:0 0 14px;color:var(--heading);letter-spacing:3px;}
.cfcz-side__title:not(:first-child){margin-top:30px;}
.cfcz-side__list{list-style:none;padding:0;margin:0;display:grid;gap:12px;}
.cfcz-side__item{font-size:14px;color:var(--ink);}
.cfcz-side__item a{color:var(--ink);border-bottom:1px solid transparent;}
.cfcz-side__item a:hover{color:var(--primary);border-bottom-color:var(--line);}
.cfcz-side__empty{color:var(--muted);font-size:14px;}
.cfcz-side__more{display:inline-block;margin-top:16px;color:var(--primary);font-size:14px;letter-spacing:1px;}

/* ---------- 服务详情第一屏 ---------- */
.cfcz-prodhero{max-width:1120px;margin:0 auto;padding:70px 20px 8px;display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start;}
.cfcz-prodhero__media img{width:100%;border:1px solid var(--line);}
.cfcz-prodhero__kicker{display:block;font-size:12.5px;letter-spacing:6px;color:var(--primary);margin-bottom:14px;}
.cfcz-prodhero__title{font-size:clamp(22px,3.2vw,30px);font-weight:500;letter-spacing:2px;margin:0 0 16px;}
.cfcz-prodhero__desc{color:var(--muted);margin-bottom:20px;}
.cfcz-prodhero__list{list-style:none;padding:0;display:grid;gap:10px;margin:0 0 26px;}
.cfcz-prodhero__list li{border-bottom:1px solid var(--line);padding-bottom:9px;font-size:14.5px;color:var(--ink);}
.cfcz-prodhero__cta{display:flex;gap:14px;flex-wrap:wrap;}
.cfcz-prodshow{padding-top:30px;}

/* ---------- FAQ（细线折叠） ---------- */
.cfcz-faq{max-width:880px;margin:0 auto;border-top:1px solid var(--line);}
.cfcz-faq__item{border-bottom:1px solid var(--line);background:transparent;}
.cfcz-faq__item summary{cursor:pointer;padding:22px 0;font-size:16.5px;color:var(--heading);list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;letter-spacing:1px;}
.cfcz-faq__item summary::-webkit-details-marker{display:none;}
.cfcz-faq__item summary::after{content:"+";color:var(--primary);font-size:20px;}
.cfcz-faq__item[open] summary::after{content:"\2212";}
.cfcz-faq__body{padding:0 0 22px;color:var(--muted);font-size:15px;}

/* ---------- 分站 / 伙伴 ---------- */
.cfcz-city{max-width:880px;margin:0 auto;display:flex;flex-wrap:wrap;gap:18px 26px;justify-content:center;}
.cfcz-city__item{display:flex;gap:8px;align-items:baseline;border-bottom:1px solid transparent;font-size:15px;}
.cfcz-city__item--fold{display:none;}
.cfcz-city.is-expanded .cfcz-city__item--fold{display:flex;}
.cfcz-city__region{color:var(--heading);letter-spacing:1px;}
.cfcz-city__site{color:var(--muted);font-size:12.5px;}
.cfcz-city__item:hover{border-bottom-color:var(--primary);}
.cfcz-city__more{margin:36px auto 0;display:block;background:none;border:1px solid var(--primary);color:var(--primary);padding:11px 34px;border-radius:var(--radius-sm);cursor:pointer;letter-spacing:3px;}
.cfcz-partners{max-width:960px;margin:0 auto;display:flex;flex-wrap:wrap;gap:14px 22px;justify-content:center;}
.cfcz-partners__item{color:#fff;font-size:14.5px;letter-spacing:1px;border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:4px;}
.cfcz-partners__item:hover{color:var(--accent);border-bottom-color:var(--accent);}
.cfcz-mt{margin-top:30px;}

/* ---------- 标签 / 联系 / 表单 ---------- */
.cfcz-tags{display:flex;flex-wrap:wrap;gap:10px;}
.cfcz-tags__item{border:1px solid var(--line);color:var(--ink);padding:7px 15px;border-radius:999px;font-size:13.5px;background:#fff;}
.cfcz-panel{margin-top:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;}
.cfcz-panel__title{font-size:17px;margin-bottom:12px;letter-spacing:2px;}
.cfcz-panel__body{color:var(--muted);font-size:14.5px;}
.cfcz-cta{text-align:center;}
.cfcz-contact{max-width:720px;margin:0 auto;border-top:1px solid var(--line);}
.cfcz-contact__row{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:16px 4px;border-bottom:1px solid var(--line);}
.cfcz-contact__k{color:var(--muted);font-size:14px;letter-spacing:1px;}
.cfcz-contact__v{color:var(--heading);}
.cfcz-formwrap{max-width:600px;margin:0 auto;}
.cfcz-form{display:grid;gap:18px;margin-top:28px;}
.cfcz-form__row{display:grid;gap:8px;}
.cfcz-form__label{font-size:13.5px;color:var(--muted);letter-spacing:2px;}
.cfcz-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;}
.cfcz-form__input:focus{outline:none;border-color:var(--primary);}

/* ---------- 分页 ---------- */
.pagination{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:40px 0 0;padding:0;list-style:none;}
.pagination a,.pagination span{display:inline-block;padding:8px 14px;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 ---------- */
.cfcz-foot{background:#12332B;color:#d8e3de;padding:60px 20px;}
.cfcz-foot__inner{max-width:1120px;margin:0 auto;display:grid;gap:22px;}
.cfcz-foot__brand img{height:40px;background:#fff;padding:4px;border-radius:6px;}
.cfcz-foot__name{font-size:17px;margin:10px 0 4px;color:#fff;letter-spacing:2px;font-weight:500;}
.cfcz-foot__site{color:var(--accent);font-size:13px;}
.cfcz-foot__tel a{color:var(--accent);font-size:22px;letter-spacing:2px;}
.cfcz-foot__desc{color:#a9bcb5;font-size:13.5px;margin:8px 0 0;}
.cfcz-foot__subs{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.cfcz-foot__subslabel{color:#8ba39b;font-size:13.5px;letter-spacing:2px;}
.cfcz-foot__subslink{color:#d8e3de;font-size:13.5px;border-bottom:1px solid rgba(255,255,255,.24);}
.cfcz-foot__subslink:hover{color:#fff;}
.cfcz-foot__nap p{margin:4px 0;color:#bccbc5;font-size:13px;}
.cfcz-foot__legal{color:#8ba39b;font-size:13px;border-top:1px solid rgba(255,255,255,.14);padding-top:18px;}
.cfcz-foot__legal p{margin:4px 0;}
.cfcz-foot__links a{color:var(--accent);}

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

/* ---------- 响应式 ---------- */
@media (max-width:960px){
  .cfcz-nav,.cfcz-header__tel{display:none;}
  .cfcz-burger{display:inline-flex;}
  .cfcz-subnav{top:62px;}
  .cfcz-layout,.cfcz-prodhero{grid-template-columns:1fr;}
  .cfcz-hero{padding:84px 18px 78px;}
  .cfcz-sec{padding:70px 18px;}
  .cfcz-line{grid-template-columns:40px 1fr;gap:10px;}
  .cfcz-line__desc{grid-column:1 / -1;}
}
@media (max-width:640px){
  .cfcz-brand__img{height:34px;}
  .cfcz-brand__name{font-size:17px;}
  .cfcz-brand__meta{font-size:11px;}
  .cfcz-hero__title{letter-spacing:3px;}
  .cfcz-contact__row{grid-template-columns:1fr;gap:6px;}
  .cfcz-metric{border-left:0;border-top:1px solid var(--line);}
  .cfcz-metric:first-child{border-top:0;}
}

/* ---------- 移动端底部拨号栏（≤640px） ---------- */
.cfcz-mobilebar{display:none;}
@media (max-width:640px){
  .cfcz-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:#1F5E4F;color:#FFFFFF;font-weight:700;box-shadow:0 -6px 20px rgba(0,0,0,.2);}
  .cfcz-mobilebar__tel{font-size:19px;letter-spacing:.5px;}
  body.cfcz-body{padding-bottom:64px;}
}