/* ============================================================
   深圳市雾集云合科技有限公司 · 官网共享样式
   设计体系：深墨蓝 + 青蓝科技风
   字体：Noto Serif SC(展示标题) / Noto Sans SC(正文)
   ============================================================ */

:root{
  --ink-950:#060F1D;
  --ink-900:#0B1D33;
  --ink-850:#0E233D;
  --ink-800:#132A44;
  --ink-700:#1B3A57;
  --ink-600:#26475F;
  --line-dark:rgba(120,170,205,.16);
  --paper:#F4F7FA;
  --paper-2:#EAF0F6;
  --white:#FFFFFF;
  --text:#172A3E;
  --text-soft:#5B6B7C;
  --text-inv:#EAF3FB;
  --text-inv-soft:#A9BFD2;
  --accent:#E2592F;      /* 品牌红橙（源自 Logo） */
  --accent-2:#F08A3C;    /* 暖橙 */
  --accent-soft:rgba(226,89,47,.12);
  --gold:#E4B84E;
  --shadow-sm:0 2px 10px rgba(11,29,51,.06);
  --shadow-md:0 12px 34px rgba(11,29,51,.12);
  --radius:16px;
  --container:1200px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:var(--white);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4{font-family:"Noto Serif SC","Noto Sans SC","PingFang SC",serif;line-height:1.3;color:var(--ink-900)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px}

/* 共用排版 */
.sec{position:relative}
.section-head{max-width:760px;margin:0 auto 46px;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--accent);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.eyebrow.center::after{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--accent-2),var(--accent))}
.section-head h2{font-size:clamp(26px,4vw,38px);font-weight:700;letter-spacing:.5px}
.section-head p{color:var(--text-soft);margin-top:14px;font-size:clamp(14px,1.8vw,16px)}
.lead{font-size:clamp(14px,1.9vw,17px);color:var(--text-soft)}

/* ============ 导航 ============ */
.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,21,39,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-dark);
  transition:background .3s;
}
.nav-inner{max-width:var(--container);margin:0 auto;padding:0 22px;height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand .logo{
  width:40px;height:40px;flex:none;border-radius:11px;display:grid;place-items:center;overflow:hidden;
  background:#fff;
  box-shadow:0 4px 14px rgba(226,89,47,.35);
}
.brand .logo img,.footer-col .f-brand .logo img{width:100%;height:100%;object-fit:contain;display:block}
.brand .logo svg{width:24px;height:24px}
.brand-name{color:var(--white);font-family:"Noto Serif SC",serif;font-weight:700;font-size:19px;letter-spacing:.5px;white-space:nowrap}
.brand-sub{color:var(--text-inv-soft);font-size:11px;letter-spacing:.2em;margin-top:1px}
.nav-links{display:none;align-items:center;gap:6px}
.nav-links a{
  color:var(--text-inv-soft);font-size:15px;padding:8px 14px;border-radius:9px;
  transition:color .2s,background .2s;font-weight:500;
}
.nav-links a:hover{color:var(--white);background:rgba(255,255,255,.07)}
.nav-links a.active{color:var(--white);background:var(--accent-soft)}
.nav-cta{display:none}
.nav-toggle{color:var(--white);width:44px;height:44px;display:grid;place-items:center}
.nav-toggle svg{width:26px;height:26px}

/* 移动端抽屉菜单 */
.mobile-menu{
  position:fixed;top:72px;left:0;right:0;z-index:99;
  background:var(--ink-900);border-bottom:1px solid var(--line-dark);
  padding:10px 22px 22px;transform:translateY(-16px);opacity:0;pointer-events:none;
  transition:transform .28s,opacity .28s;
}
.mobile-menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
.mobile-menu a{
  display:block;color:var(--text-inv);font-size:17px;font-weight:500;
  padding:14px 4px;border-bottom:1px solid rgba(120,170,205,.1);
}
.mobile-menu a.active{color:var(--accent)}
.mobile-menu .mm-cta{display:block;text-align:center;margin-top:16px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;gap:9px;justify-content:center;
  padding:13px 26px;border-radius:12px;font-weight:600;font-size:15px;
  transition:transform .18s,box-shadow .18s,background .18s;
  white-space:nowrap;
}
.btn-primary{
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 8px 22px rgba(226,89,47,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(226,89,47,.42)}
.btn-ghost{
  color:var(--text-inv);border:1px solid rgba(120,170,205,.4);background:rgba(255,255,255,.03);
}
.btn-ghost:hover{border-color:var(--accent);color:#fff;background:rgba(255,255,255,.06)}
.btn-ghost-light{color:var(--ink-900);border:1px solid rgba(11,29,51,.2);background:#fff}
.btn-ghost-light:hover{border-color:var(--accent);color:var(--ink-900)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px}

/* ============ Hero ============ */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;background:var(--ink-950)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center;opacity:.5}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(120% 120% at 30% 40%,rgba(11,29,51,.2) 0%,rgba(7,21,39,.86) 78%);
}
.hero-glow{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-glow::before{content:"";position:absolute;width:560px;height:560px;right:-120px;top:-60px;background:radial-gradient(circle,rgba(240,138,60,.28),transparent 65%);border-radius:50%}
.hero-content{position:relative;z-index:2;max-width:var(--container);margin:0 auto;padding:120px 22px 90px;width:100%}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;padding:8px 16px;border-radius:100px;
  background:var(--accent-soft);border:1px solid rgba(226,89,47,.3);color:#ffe4d3;font-size:13.5px;font-weight:600;letter-spacing:.04em;
}
.hero-tag svg{width:15px;height:15px}
.hero h1{
  color:#fff;font-weight:800;font-size:clamp(32px,6vw,58px);line-height:1.16;
  margin:22px 0 18px;letter-spacing:.5px;
}
.hero h1 .grad{background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-desc{color:var(--text-inv-soft);font-size:clamp(15px,2vw,18px);max-width:620px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:620px}
.hstat{background:rgba(255,255,255,.05);border:1px solid var(--line-dark);border-radius:14px;padding:16px 18px}
.hstat .num{font-family:"Noto Serif SC",serif;font-size:clamp(22px,3vw,30px);font-weight:700;color:#fff}
.hstat .num em{font-style:normal;color:var(--accent)}
.hstat .lab{color:var(--text-inv-soft);font-size:12.5px;margin-top:3px}

/* 页面副标题横幅（内页） */
.page-hero{position:relative;padding:150px 0 78px;background:var(--ink-900);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(90% 90% at 20% 0%,rgba(226,89,47,.18),transparent 60%),radial-gradient(70% 70% at 90% 20%,rgba(240,138,60,.16),transparent 55%)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(28px,4.6vw,44px);font-weight:700}
.page-hero p{color:var(--text-inv-soft);max-width:640px;margin-top:14px;font-size:clamp(14px,1.8vw,16.5px)}
.crumbs{display:flex;gap:8px;font-size:13px;color:var(--text-inv-soft);margin-bottom:16px;flex-wrap:wrap}
.crumbs a:hover{color:var(--accent)}

/* ============ 区块容器 ============ */
.sec-dark{background:var(--ink-900);color:var(--text-inv)}
.sec-dark h2{color:#fff}
.sec-dark .section-head p,.sec-dark .lead{color:var(--text-inv-soft)}
.sec-light{background:var(--paper)}
.sec-white{background:#fff}

/* 分隔标题（仅垂直内边距，水平由 .container 控制） */
.sec-inner{padding-top:84px;padding-bottom:84px}
@media(min-width:768px){.sec-inner{padding-top:108px;padding-bottom:108px}}

/* ============ 通知公告 ============ */
.notice-bar{background:var(--ink-800);border-bottom:1px solid var(--line-dark)}
.notice-inner{max-width:var(--container);margin:0 auto;padding:12px 22px;display:flex;align-items:center;gap:14px}
.notice-tag{flex:none;display:inline-flex;align-items:center;gap:7px;color:#ffe4d3;font-size:13px;font-weight:700;letter-spacing:.06em}
.notice-tag svg{width:16px;height:16px}
.notice-list{flex:1;overflow:hidden;color:var(--text-inv-soft);font-size:14px;white-space:nowrap;text-overflow:ellipsis}
.notice-list span{margin-right:34px}
.notice-list b{color:var(--accent);font-weight:700}

/* ============ 服务网格 ============ */
.svc-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:560px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:980px){.svc-grid{grid-template-columns:repeat(4,1fr)}}
.svc-card{
  background:#fff;border:1px solid rgba(11,29,51,.06);border-radius:var(--radius);
  padding:26px 24px;position:relative;overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.svc-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(226,89,47,.35)}
.svc-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(var(--accent),var(--accent-2));opacity:0;transition:opacity .25s}
.svc-card:hover::after{opacity:1}
.svc-icon{
  width:52px;height:52px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--accent-soft);color:var(--accent);
}
.svc-icon svg{width:26px;height:26px}
.svc-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.svc-card p{color:var(--text-soft);font-size:14px;line-height:1.6}
.svc-card .svc-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;color:var(--accent);font-size:13.5px;font-weight:600}
.svc-card .svc-link svg{width:15px;height:15px;transition:transform .2s}
.svc-card:hover .svc-link svg{transform:translateX(3px)}

/* ============ 服务流程时间轴 ============ */
.process{display:grid;gap:18px;grid-template-columns:1fr;counter-reset:step}
@media(min-width:720px){.process{grid-template-columns:repeat(5,1fr)}}
.process-item{background:rgba(255,255,255,.04);border:1px solid var(--line-dark);border-radius:14px;padding:22px 18px;position:relative}
.process-item::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:"Noto Serif SC",serif;font-size:34px;font-weight:800;
  color:transparent;-webkit-text-stroke:1px var(--accent);display:block;margin-bottom:12px;
}
.process-item h4{color:#fff;font-size:16.5px;margin-bottom:7px}
.process-item p{color:var(--text-inv-soft);font-size:13.5px}

/* ============ GEO 主打 ============ */
.geo-zone{background:var(--ink-950)}
.geo-grid{display:grid;gap:36px;grid-template-columns:1fr;align-items:center}
@media(min-width:960px){.geo-grid{grid-template-columns:1fr 1fr;gap:56px}}
.geo-media{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--line-dark);box-shadow:0 24px 60px rgba(0,0,0,.35)}
.geo-media img{width:100%;height:100%;object-fit:cover;min-height:300px}
.geo-media::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(226,89,47,.12),transparent 45%)}
.geo-body h2{color:#fff;font-size:clamp(24px,3.6vw,34px);margin-bottom:16px}
.geo-body h2 .grad{background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.geo-body .lead{color:var(--text-inv-soft);margin-bottom:22px}
.geo-points{display:grid;gap:14px}
.geo-point{display:flex;gap:13px;align-items:flex-start;padding:14px 16px;background:rgba(255,255,255,.04);border:1px solid var(--line-dark);border-radius:12px}
.geo-point svg{width:20px;height:20px;color:var(--accent);flex:none;margin-top:2px}
.geo-point b{color:#fff;font-size:15px;display:block}
.geo-point span{color:var(--text-inv-soft);font-size:13px;line-height:1.6}

/* ============ 案例 ============ */
.case-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:560px){.case-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:980px){.case-grid{grid-template-columns:repeat(3,1fr)}}
.case-card{
  background:#fff;border:1px solid rgba(11,29,51,.07);border-radius:var(--radius);overflow:hidden;
  transition:transform .25s,box-shadow .25s;
}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.case-cover{position:relative;aspect-ratio:3/2;overflow:hidden}
.case-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .case-cover img{transform:scale(1.05)}
.case-cat{position:absolute;left:14px;top:14px;z-index:2;font-size:12px;font-weight:700;color:#fff;background:rgba(11,29,51,.78);backdrop-filter:blur(4px);padding:6px 12px;border-radius:100px;letter-spacing:.05em}
.case-body{padding:20px 22px 22px}
.case-body .industry{color:var(--accent);font-size:13px;font-weight:700;margin-bottom:6px;display:flex;align-items:center;gap:6px}
.case-body h3{font-size:18.5px;font-weight:700;margin-bottom:8px}
.case-body p{color:var(--text-soft);font-size:13.5px;line-height:1.65}
.case-result{margin-top:14px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-700);background:var(--paper-2);padding:10px 12px;border-radius:9px}
.case-result svg{width:16px;height:16px;color:var(--accent);flex:none}

/* 案例筛选 */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:38px}
.filter-btn{
  padding:9px 20px;border-radius:100px;font-size:14px;font-weight:600;color:var(--ink-700);
  background:#fff;border:1px solid rgba(11,29,51,.14);transition:all .2s;
}
.filter-btn:hover{border-color:var(--accent);color:var(--accent)}
.filter-btn.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(226,89,47,.3)}

/* ============ 资讯 ============ */
.news-list{max-width:880px;margin:0 auto;display:grid;gap:16px}
.news-item{
  display:flex;gap:18px;align-items:center;background:#fff;border:1px solid rgba(11,29,51,.07);
  border-radius:var(--radius);padding:20px 22px;transition:transform .2s,box-shadow .2s,border-color .2s;
  text-decoration:none;color:inherit;
}
.news-item:hover{transform:translateX(4px);box-shadow:var(--shadow-sm);border-color:rgba(226,89,47,.3)}
.news-meta{flex:none;display:flex;flex-direction:column;align-items:center;justify-content:center;width:66px;gap:2px}
.news-meta .d{font-family:"Noto Serif SC",serif;font-size:26px;font-weight:800;color:var(--accent);line-height:1}
.news-meta .m{font-size:12px;color:var(--text-soft)}
.news-body{flex:1;min-width:0}
.news-body h3{font-size:17px;font-weight:700;margin-bottom:6px;color:var(--ink-900)}
.news-body p{color:var(--text-soft);font-size:13.5px;line-height:1.6;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.news-cat{flex:none;font-size:12px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:6px 12px;border-radius:100px;white-space:nowrap}
@media(max-width:560px){.news-cat{display:none}}

/* ============ 关于/愿景 ============ */
.about-split{display:grid;gap:36px;align-items:center;grid-template-columns:1fr}
@media(min-width:960px){.about-split{grid-template-columns:1.05fr .95fr;gap:56px}}
.about-media{position:relative;border-radius:18px;overflow:hidden}
.about-media img{width:100%;object-fit:cover;aspect-ratio:4/3}
.about-media .badge{position:absolute;left:20px;bottom:20px;background:var(--ink-900);color:#fff;padding:14px 20px;border-radius:13px;font-size:14px;line-height:1.5;border-left:3px solid var(--accent)}
.about-media .badge b{color:var(--accent)}
.value-list{display:grid;gap:14px;margin-top:6px}
.value-item{display:flex;gap:13px;align-items:flex-start}
.value-item .vi{width:42px;height:42px;flex:none;border-radius:11px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.value-item .vi svg{width:21px;height:21px}
.value-item b{font-size:16px;color:var(--ink-900);display:block;margin-bottom:3px}
.value-item span{color:var(--text-soft);font-size:13.5px}

/* ============ 时间轴 ============ */
.timeline{max-width:820px;margin:0 auto;position:relative;padding-left:0}
.timeline::before{content:"";position:absolute;left:14px;top:4px;bottom:4px;width:2px;background:linear-gradient(var(--accent),var(--accent-2));opacity:.5}
.tl-item{position:relative;padding:0 0 34px 52px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:8px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--ink-900);border:3px solid var(--accent);box-shadow:0 0 0 5px var(--accent-soft)}
.tl-year{font-family:"Noto Serif SC",serif;font-weight:800;font-size:22px;color:var(--accent)}
.tl-item h4{font-size:17.5px;font-weight:700;margin:6px 0 6px;color:var(--ink-900)}
.tl-item p{color:var(--text-soft);font-size:14px;max-width:640px}

/* ============ 服务详情列表 ============ */
.service-cards{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:720px){.service-cards{grid-template-columns:repeat(2,1fr)}}
.service-card{background:#fff;border:1px solid rgba(11,29,51,.07);border-radius:var(--radius);padding:28px;display:flex;gap:20px;transition:transform .25s,box-shadow .25s}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.service-card .sc-icon{flex:none;width:56px;height:56px;border-radius:14px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.service-card .sc-icon svg{width:28px;height:28px}
.service-card h3{font-size:19px;font-weight:700;margin-bottom:6px}
.service-card .sc-tag{display:inline-block;font-size:12px;color:var(--accent);background:var(--accent-soft);padding:3px 10px;border-radius:100px;margin-bottom:10px;font-weight:600}
.service-card .sc-desc{color:var(--text-soft);font-size:14px;margin-bottom:12px}
.service-card ul{display:grid;gap:7px}
.service-card ul li{position:relative;padding-left:20px;font-size:13.5px;color:var(--text)}
.service-card ul li::before{content:"";position:absolute;left:0;top:.6em;width:10px;height:10px;border-radius:3px;background:var(--accent-soft);border:1.5px solid var(--accent)}
.service-card .sc-fit{margin-top:12px;font-size:12.5px;color:var(--text-soft);background:var(--paper-2);padding:8px 12px;border-radius:8px}

/* ============ CTA ============ */
.cta-zone{position:relative;background:linear-gradient(135deg,var(--ink-900),var(--ink-800));overflow:hidden}
.cta-zone::before{content:"";position:absolute;inset:0;background:radial-gradient(80% 100% at 85% 10%,rgba(226,89,47,.28),transparent 55%),radial-gradient(60% 80% at 10% 100%,rgba(240,138,60,.18),transparent 55%)}
.cta-inner{position:relative;z-index:2;text-align:center;padding:72px 22px}
.cta-inner h2{color:#fff;font-size:clamp(24px,4vw,36px);font-weight:700;margin-bottom:14px}
.cta-inner p{color:var(--text-inv-soft);max-width:560px;margin:0 auto 30px;font-size:clamp(14px,1.8vw,16px)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-950);color:var(--text-inv-soft)}
.footer-top{max-width:var(--container);margin:0 auto;padding:64px 22px 40px;display:grid;gap:36px;grid-template-columns:1fr}
@media(min-width:820px){.footer-top{grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px}}
.footer-col .f-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-col .f-brand .logo{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;overflow:hidden;background:#fff}
.footer-col .f-brand .logo svg{width:22px;height:22px}
.footer-col .f-brand b{color:#fff;font-family:"Noto Serif SC",serif;font-size:18px}
.footer-col p{font-size:13.5px;line-height:1.8;max-width:300px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:13.5px;color:var(--text-inv-soft);transition:color .2s}
.footer-col ul a:hover{color:var(--accent)}
.f-contacts li{display:flex;gap:10px;margin-bottom:12px;font-size:13.5px;align-items:flex-start}
.f-contacts svg{width:17px;height:17px;color:var(--accent);flex:none;margin-top:3px}
.footer-bottom{max-width:var(--container);margin:0 auto;padding:20px 22px;border-top:1px solid rgba(120,170,205,.12);display:flex;flex-direction:column;gap:8px;font-size:12.5px;text-align:center}
@media(min-width:820px){.footer-bottom{flex-direction:row;justify-content:space-between;text-align:left}}
.footer-bottom a:hover{color:var(--accent)}

/* ============ 联系表单 ============ */
.contact-grid{display:grid;gap:36px;grid-template-columns:1fr}
@media(min-width:960px){.contact-grid{grid-template-columns:1fr 1.1fr;gap:48px}}
.contact-info .ci-block{display:flex;gap:15px;padding:20px;border:1px solid rgba(11,29,51,.07);border-radius:14px;background:#fff;margin-bottom:16px}
.contact-info .ci-block .ci-icon{flex:none;width:48px;height:48px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.contact-info .ci-block .ci-icon svg{width:23px;height:23px}
.contact-info .ci-block b{display:block;font-size:15px;color:var(--ink-900);margin-bottom:4px}
.contact-info .ci-block span{font-size:14px;color:var(--text-soft)}
.form-card{background:#fff;border:1px solid rgba(11,29,51,.07);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.form-row{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:560px){.form-row.two{grid-template-columns:1fr 1fr}}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-800);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 14px;border:1px solid rgba(11,29,51,.16);border-radius:11px;
  font-family:inherit;font-size:15px;color:var(--text);background:#fff;transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
/* ============ toast ============ */
.toast{
  position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);
  background:var(--ink-900);color:#fff;padding:14px 22px;border-radius:12px;font-size:14px;
  box-shadow:var(--shadow-md);z-index:200;opacity:0;pointer-events:none;transition:all .3s;
  max-width:90vw;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* 返回顶部 */
.to-top{
  position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:13px;z-index:90;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;display:grid;place-items:center;
  box-shadow:0 8px 20px rgba(226,89,47,.35);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top svg{width:22px;height:22px}

/* 滚动显现 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* 荣誉（占位提示） */
.honor-note{max-width:820px;margin:0 auto;text-align:center;background:var(--paper-2);border-radius:14px;padding:22px 28px;color:var(--text-soft);font-size:14px}

/* ============ 文章详情 ============ */
.article-wrap{max-width:880px;margin:0 auto}
.article-cover{border-radius:18px;overflow:hidden;margin-bottom:26px;box-shadow:var(--shadow-sm)}
.article-cover img{width:100%;object-fit:cover;aspect-ratio:16/9}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:20px;color:var(--text-soft);font-size:13.5px}
.article-meta .am-tag{color:var(--accent);background:var(--accent-soft);padding:5px 13px;border-radius:100px;font-weight:700;letter-spacing:.03em}
.article-meta .am-date{display:inline-flex;align-items:center;gap:6px}
.article-meta .am-date svg{width:15px;height:15px}
.article-body h2{font-size:clamp(19px,2.4vw,22px);margin:28px 0 12px;color:var(--ink-900)}
.article-body h3{font-size:18px;margin:22px 0 10px;color:var(--ink-900)}
.article-body p{color:var(--text);font-size:15.5px;line-height:1.95;margin-bottom:14px}
.article-body ul,.article-body ol{margin:0 0 16px 24px}
.article-body li{margin-bottom:8px;font-size:15px;color:var(--text);line-height:1.8}
.article-body strong{color:var(--ink-900)}
.article-body blockquote{border-left:3px solid var(--accent);background:var(--paper-2);padding:14px 18px;border-radius:0 10px 10px 0;margin:20px 0;color:var(--ink-700);font-size:15px;line-height:1.8}
.article-intro{font-size:16.5px;color:var(--ink-700);line-height:1.9;border-bottom:1px solid rgba(11,29,51,.08);padding-bottom:18px;margin-bottom:10px}
.article-foot{margin-top:32px;padding-top:22px;border-top:1px solid rgba(11,29,51,.1);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center}
.related{margin-top:46px}
.related>h3{font-size:19px;margin-bottom:18px;color:var(--ink-900)}
.related .news-item{background:var(--paper)}

/* ============ 响应式细节 ============ */
@media(min-width:1024px){
  .nav-links{display:flex}
  .nav-cta{display:inline-flex}
  .nav-toggle{display:none}
}
@media(max-width:1023px){
  .mobile-menu{display:block}
}
@media(max-width:560px){
  .case-cover{aspect-ratio:16/10}
  .hero{min-height:86vh}
  .hero-stats{grid-template-columns:repeat(3,1fr)}
  .process{grid-template-columns:1fr 1fr}
  .service-card{flex-direction:column;gap:14px}
}

/* 无障碍：尊重减弱动效 */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* 焦点可见 */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}

/* ============================================================
   404 页面
   ============================================================ */
.err404{
  min-height:80vh;display:flex;align-items:center;justify-content:center;text-align:center;
  padding:150px 24px 90px;position:relative;overflow:hidden;color:var(--text-inv);
  background:
    radial-gradient(900px 520px at 85% -10%, rgba(226,89,47,.20), transparent 60%),
    radial-gradient(760px 460px at 5% 115%, rgba(240,138,60,.12), transparent 60%),
    var(--ink-950);
}
.err404::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.045) 1px,transparent 1px);background-size:26px 26px;
}
.err404-inner{position:relative;max-width:640px;padding:0 8px}
.err404-code{
  font-family:"Noto Serif SC",serif;font-size:clamp(120px,22vw,200px);line-height:1;font-weight:900;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 22px 46px rgba(226,89,47,.30));
}
.err404 h1{font-family:"Noto Serif SC",serif;font-size:clamp(26px,5vw,40px);font-weight:800;color:#fff;margin:6px 0 10px}
.err404 p{color:var(--text-inv-soft);font-size:16px;max-width:440px;margin:0 auto 34px}
.err404-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.err404-links{
  display:flex;gap:14px;justify-content:center;align-items:center;flex-wrap:wrap;
  margin-top:40px;font-size:14.5px;color:var(--text-inv-soft);
}
.err404-links a{color:var(--text-inv);border-bottom:1px solid transparent}
.err404-links a:hover{color:var(--accent-2);border-bottom-color:var(--accent-2)}
.err404-links span{color:rgba(169,191,210,.35)}
@media(max-width:520px){.err404{padding-top:128px}.err404-code{font-size:120px}}