/* style.css — 华江数联新站组件与区块样式（xamv 风格） */
@import url("tokens.css");

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
section{padding:80px 0}
.bg-gray{background:var(--bg-gray)}
.bg-blue-soft{background:var(--blue-soft)}
.center{text-align:center}
.eyebrow{display:inline-block;color:var(--blue);font-weight:700;letter-spacing:.12em;font-size:14px;margin-bottom:12px}
.h2{font-size:34px;font-weight:800;line-height:1.25;margin-bottom:14px}
.lead{color:var(--gray);font-size:17px;max-width:760px;margin:0 auto}
.btn{display:inline-block;background:var(--blue);color:#fff;padding:14px 30px;border-radius:var(--radius);font-weight:700;font-size:16px;transition:.2s}
.btn:hover{background:var(--blue-bright);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn.ghost{background:transparent;color:#fff;border:2px solid #fff}
.btn.ghost:hover{background:#fff;color:var(--blue)}

/* 顶栏 */
.topbar{background:var(--blue);color:#fff;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:38px}
.topbar a:hover{color:var(--blue-bright)}
.nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink)}
.brand .mark{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--blue),var(--blue-bright));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:16px}
.nav ul{display:flex;gap:30px;list-style:none}
.nav ul a{font-weight:600;font-size:16px;color:var(--ink);position:relative;padding:6px 0}
.nav ul a:hover{color:var(--blue)}
.nav ul a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:3px;background:var(--blue);transition:.2s}
.nav ul a:hover::after{width:100%}
.nav .btn{padding:10px 22px;font-size:15px}

/* Hero 轮播 */
.hero{padding:0}
.swiper{width:100%;height:560px}
.swiper-slide{position:relative;display:flex;align-items:center;background-size:cover;background-position:center}
.swiper-slide::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,40,80,.78),rgba(0,40,80,.25))}
.slide-inner{position:relative;z-index:2;max-width:var(--wrap);margin:0 auto;padding:0 20px;width:100%;color:#fff}
.slide-inner .eyebrow{color:var(--blue-bright)}
.slide-inner h1{font-size:46px;font-weight:800;line-height:1.2;margin-bottom:18px;max-width:680px}
.slide-inner p{font-size:18px;max-width:560px;margin-bottom:28px;color:#eaf5ff}
.slide-actions{display:flex;gap:14px;flex-wrap:wrap}
.swiper-pagination-bullet-active{background:var(--blue-bright)!important}
.swiper-button-next,.swiper-button-prev{color:#fff!important}

/* 区块标题统一 */
.sec-head{text-align:center;margin-bottom:46px}

/* 能力总览 3列 */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.cap-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:34px 28px;transition:.2s}
.cap-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--blue)}
.cap-ico{width:56px;height:56px;border-radius:12px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:800;margin-bottom:18px}
.cap-card h3{font-size:20px;margin-bottom:10px}
.cap-card p{color:var(--gray);font-size:15px}
.tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12px;background:var(--blue-soft);color:var(--blue);padding:4px 10px;border-radius:20px;font-weight:600}

/* 产品全景 3列 */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s}
.prod-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.prod-card .ph{height:200px;background:linear-gradient(135deg,var(--blue),var(--blue-bright));overflow:hidden}
.prod-card .ph img{width:100%;height:100%;object-fit:cover}
.prod-card .body{padding:24px 22px}
.prod-card h3{font-size:19px;margin-bottom:8px}
.prod-card p{color:var(--gray);font-size:14px}

/* 关于我们 */
.about{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.about h2{font-size:30px;margin-bottom:16px}
.about p{color:var(--gray);margin-bottom:14px}
.contact-box{background:var(--blue-soft);border-radius:12px;padding:30px}
.contact-box .row{display:flex;gap:12px;margin-bottom:14px;font-size:15px}
.contact-box .row b{color:var(--blue);min-width:64px}

/* 页脚 */
.footer{background:#1c2733;color:#c7d0d9;padding:46px 0 24px;font-size:14px}
.footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.footer h4{color:#fff;font-size:16px;margin-bottom:14px}
.footer a{color:#c7d0d9;display:block;margin-bottom:8px}
.footer a:hover{color:var(--blue-bright)}
.footer .copy{border-top:1px solid #2e3a47;margin-top:30px;padding-top:18px;text-align:center;color:#7d8893;font-size:13px}

/* 响应式 */
@media(max-width:900px){
  .wrap{max-width:100%}
  .nav ul{gap:18px}
  .nav ul a{font-size:14px}
  .cards3,.prod-grid{grid-template-columns:1fr 1fr}
  .about{grid-template-columns:1fr;gap:30px}
  .swiper{height:460px}
  .slide-inner h1{font-size:32px}
  .h2{font-size:26px}
}
@media(max-width:600px){
  .topbar{display:none}
  .nav .wrap{height:60px}
  .nav ul{display:none}
  .cards3,.prod-grid{grid-template-columns:1fr}
  .swiper{height:420px}
  .slide-inner h1{font-size:26px}
  .slide-inner p{font-size:15px}
  section{padding:54px 0}
  .h2{font-size:23px}
}

/* 方案页样式 */
.sol-hero{background:linear-gradient(120deg,var(--blue),#00407a);color:#fff;padding:90px 0}
.sol-hero .eyebrow{color:var(--blue-bright)}
.sol-hero h1{font-size:40px;font-weight:800;margin:10px 0 16px;max-width:820px}
.sol-hero p{font-size:18px;color:#eaf5ff;max-width:760px}
.goal-row{margin-top:34px;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.goal-item{background:var(--blue-soft);border-radius:10px;padding:16px 18px}
.goal-item b{display:block;color:var(--blue);font-size:17px;margin-bottom:6px}
.goal-item span{color:var(--gray);font-size:14px}
.scope-cols{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.scope-col h3{font-size:20px;margin-bottom:16px;color:var(--ink)}
.def-list{list-style:none}
.def-list li{padding:12px 16px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink);position:relative;padding-left:24px}
.def-list li::before{content:"•";position:absolute;left:8px;color:var(--blue)}
.scope-note{margin-top:28px;padding:14px 18px;background:var(--blue-soft);border-radius:8px;color:var(--gray);font-size:14px;text-align:center}
.sub-h{font-size:22px;margin:34px 0 18px;color:var(--ink)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px 22px}
.step-n{font-family:var(--font-disp);font-size:34px;color:var(--blue);line-height:1}
.step h3{font-size:18px;margin:12px 0 8px}
.step p{color:var(--gray);font-size:14px}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:10px}
.g-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.g-card img{width:100%;height:240px;object-fit:cover;background:#0a1622}
.g-card figcaption{padding:16px 18px}
.g-card figcaption b{display:block;font-size:16px;color:var(--ink);margin-bottom:6px}
.g-card figcaption span{color:var(--gray);font-size:13px}
@media(max-width:900px){
  .goal-row,.scope-cols,.steps,.gallery{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .goal-row,.scope-cols,.steps,.gallery{grid-template-columns:1fr}
  .sol-hero h1{font-size:28px}
}
/* 首页方案入口卡片 */
.sol-entry{border:1px solid var(--line);border-radius:14px;background:linear-gradient(120deg,var(--blue-soft),#fff);padding:40px;text-align:center;box-shadow:var(--shadow)}
.sol-entry h3{font-size:24px;margin-bottom:10px;color:var(--ink)}
.sol-entry p{color:var(--gray);margin-bottom:22px;font-size:15px}
.case-group{margin-bottom:36px}
.case-group:last-child{margin-bottom:0}
.case-group-head{margin-bottom:18px;text-align:left}
.case-group-head h3{font-size:22px;color:var(--ink);margin-bottom:6px}
.case-group-head p{color:var(--gray);font-size:14px}
.footer .copy a:hover{color:var(--blue-bright)}
.copy .gongan{display:inline-flex;align-items:center;gap:4px;color:#939393}
.copy .gongan img{height:14px;width:14px;vertical-align:middle}

/* 产品徽标 */
.prod-card .ph{position:relative}
.badge{position:absolute;top:12px;left:12px;background:var(--alert);color:#fff;font-size:12px;font-weight:700;padding:3px 10px;border-radius:20px}
.prod-link{display:inline-block;margin-top:12px;color:var(--blue);font-weight:600;font-size:14px}
.prod-link:hover{color:var(--blue-bright)}
/* 样品试用 CTA */
.trial-cta{background:linear-gradient(120deg,var(--blue),#00407a);color:#fff}
.trial-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.trial-cta-inner h2{font-size:28px;margin-bottom:8px}
.trial-cta-inner p{color:#eaf5ff}
.trial-cta .btn{background:#fff;color:var(--blue)}
.trial-cta .btn:hover{background:var(--blue-bright);color:#fff}
/* 联系/CTA 按钮组 */
.trial-contact,.custom-cta{display:flex;gap:14px;justify-content:center;margin-top:10px;flex-wrap:wrap;align-items:center}
.custom-cta{flex-direction:column}
.custom-cta p{font-weight:600}
@media(max-width:600px){
  .trial-cta-inner{flex-direction:column;text-align:center}
}

/* 试用页在线表单 */
.trial-form{max-width:760px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:36px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-note{grid-column:1/-1}
.form-field label{font-weight:600;font-size:14px;color:var(--ink)}
.form-field input,.form-field textarea{padding:12px 14px;border:1px solid var(--line);border-radius:8px;font-size:15px;font-family:inherit;background:#fbfcfd}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.form-actions{margin-top:22px;text-align:center}
.form-msg{margin-top:12px;font-size:14px;font-weight:600}
.form-msg.ok{color:#2e7d32}
.form-msg.err{color:var(--alert)}
.honeypot{position:absolute;left:-9999px;opacity:0;height:0;width:0}
@media(max-width:600px){.form-grid{grid-template-columns:1fr}}