/* 店开科技官网 · design 页独有样式 */
:root{
    --brand:#1F4E79;--brand-dark:#16395C;--brand-deep:#0E2940;--accent:#E67E22;--accent-hover:#D9720F;
    --text:#243447;--muted:#5B6B7B;--bg:#FFFFFF;--bg-soft:#F4F7FB;--border:#E3EAF2;
    --radius:16px;--shadow:0 10px 30px rgba(31,78,121,.10);--shadow-lg:0 20px 50px rgba(31,78,121,.16);
    --font:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  }
html{scroll-behavior:smooth;}
img{max-width:100%;display:block;}
section{padding:88px 0;}

  .btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 26px;border-radius:999px;font-size:15px;font-weight:700;cursor:pointer;border:2px solid transparent;transition:all .25s;}

  .btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(230,126,34,.28);}

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

  .btn-outline:hover{border-color:var(--brand);}

  .btn-ghost-white{border-color:rgba(255,255,255,.6);color:#fff;}

  .btn-ghost-white:hover{background:rgba(255,255,255,.14);}

  .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease;}

  .nav{display:flex;align-items:center;justify-content:space-between;height:72px;}

  .logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800;color:var(--brand-deep);}

  .logo .mark{width:40px;height:40px;border-radius:10px;background:#1F4E79;color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:900;}

  .nav-links{display:flex;gap:28px;font-size:15px;color:var(--text);font-weight:500;}

  .nav-links a{position:relative;padding:4px 0;}

  .nav-links a.active{color:var(--brand);font-weight:700;}

  .nav-links a.active::after{content:'';position:absolute;left:0;bottom:-2px;width:100%;height:2px;background:var(--accent);}

  .nav-links a:hover{color:var(--brand);}

  .nav-cta{display:flex;align-items:center;gap:14px;}

  .nav-cta .btn{padding:10px 20px;font-size:14px;}

  .burger{display:none;background:none;border:none;cursor:pointer;width:40px;height:40px;flex-direction:column;align-items:center;justify-content:center;gap:5px;}

  .burger span{display:block;width:22px;height:2px;background:var(--brand-deep);}

  .mobile-menu{display:none;flex-direction:column;background:#fff;padding:18px 24px 26px;border-top:1px solid var(--border);gap:4px;}

  .mobile-menu a{padding:12px 4px;font-size:16px;color:var(--text);border-bottom:1px solid var(--border);}

  .mobile-menu a:last-child{border:none;}


  /* Hero - 画廊风，深色大图 */
  .hero{background:linear-gradient(135deg,#0E2940 0%,#1F4E79 55%,#2C6E9E 100%);color:#fff;padding:84px 0;}

  .hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;}

  .hero-badge{display:inline-flex;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:7px 14px;border-radius:999px;font-size:13px;margin-bottom:20px;}

  .hero h1{font-size:40px;line-height:1.3;font-weight:800;}

  .hero h1 .hl{color:#FFC78C;}

  .hero-sub{color:rgba(255,255,255,.9);margin-top:18px;font-size:16px;max-width:530px;}

  .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}

  .hero-tags span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:7px 14px;border-radius:999px;font-size:13px;}

  .hero-cta{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;}

  .hero-num{display:inline-flex;flex-direction:column;margin-top:24px;color:#FFC78C;}

  .hero-num b{font-size:28px;font-weight:800;}

  .hero-num span{font-size:13px;color:rgba(255,255,255,.75);}

  /* 作品卡（画廊） */
  .work-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}

  .work-card{border-radius:18px;overflow:hidden;position:relative;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;color:#fff;transition:all .3s;}

  .work-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}

  .work-card .wicon{font-size:44px;font-weight:900;opacity:.95;}

  .work-card .wtxt{position:absolute;left:0;right:0;bottom:0;padding:18px;background:linear-gradient(transparent,rgba(0,0,0,.6));}

  .work-card .wtxt b{font-size:17px;display:block;}

  .work-card .wtxt span{font-size:13px;opacity:.85;}


  /* Section head */
  .section-head{text-align:center;max-width:820px;margin:0 auto 52px;}

  .section-head .tag{display:inline-block;background:rgba(230,126,34,.1);color:var(--accent);font-size:13px;font-weight:600;padding:6px 16px;border-radius:999px;margin-bottom:16px;letter-spacing:1px;}

  .section-head h2{font-size:34px;font-weight:800;color:var(--brand-deep);}

  .section-head p{color:var(--muted);margin-top:12px;font-size:15px;}


  /* 核心能力 */
  .svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}

  .svc-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow);text-align:center;transition:all .3s;}

  .svc-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}

  .svc-card .sic{width:56px;height:56px;margin:0 auto 14px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:900;color:#fff;}

  .svc-card h3{font-size:18px;color:var(--brand-deep);font-weight:800;}

  .svc-card p{font-size:14px;color:var(--muted);margin-top:8px;}

  .svc-card a{display:inline-block;margin-top:14px;font-size:13px;font-weight:700;color:var(--accent);}


  /* LOGO 墙 */
  .logo-sec{background:var(--bg-soft);}

  .logo-wall{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

  .logo-cell{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px 26px;font-size:15px;font-weight:700;color:var(--muted);display:flex;align-items:center;justify-content:center;min-width:150px;}

  .logo-cell .ld{font-size:22px;font-weight:900;color:var(--brand);margin-right:8px;}


  /* 720 云效果图 */
  .vr-sec{background:linear-gradient(135deg,#0E2940,#1F4E79);color:#fff;}

  .vr-box{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;}

  .vr-box h2{font-size:32px;font-weight:800;}

  .vr-box h2 .hl{color:#FFC78C;}

  .vr-box p{color:rgba(255,255,255,.85);margin-top:14px;font-size:16px;}

  .vr-link{display:inline-flex;align-items:center;gap:10px;margin-top:26px;background:#fff;color:var(--brand);padding:14px 28px;border-radius:999px;font-weight:800;font-size:15px;transition:all .25s;}

  .vr-link:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}

  .vr-demo{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:20px;padding:34px;text-align:center;}

  .vr-demo .big{font-size:56px;font-weight:900;color:#FFC78C;}

  .vr-demo h4{font-size:18px;font-weight:800;margin-top:10px;}

  .vr-demo p{font-size:13px;color:rgba(255,255,255,.75);margin-top:8px;}


  /* 案例占位 / 平台 */
  .ph{text-align:center;padding:52px 24px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);}

  .ph .pic{width:60px;height:60px;margin:0 auto 14px;border-radius:16px;background:rgba(230,126,34,.1);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:900;color:var(--accent);}

  .ph h3{font-size:21px;color:var(--brand-deep);font-weight:800;}

  .ph p{color:var(--muted);margin-top:8px;font-size:14px;}

  .soc-box{display:flex;gap:22px;justify-content:center;flex-wrap:wrap;}

  .soc-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px 34px;text-align:center;min-width:220px;box-shadow:var(--shadow);}

  .soc-item .si{font-size:26px;font-weight:900;color:var(--accent);}

  .soc-item h4{font-size:16px;font-weight:700;color:var(--brand-deep);margin:8px 0 4px;}

  .soc-item p{font-size:13px;color:var(--muted);}


  /* Lead */
  .lead{background:var(--bg-soft);}

  .lead-inner{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}

  .lead h2{font-size:30px;color:var(--brand-deep);font-weight:800;}

  .lead p{color:var(--muted);margin-top:12px;}

  .lead-points{margin-top:18px;display:flex;flex-direction:column;gap:10px;}

  .lead-points span{font-size:14px;}

  .lead-points span::before{content:"✓ ";color:var(--accent);font-weight:900;}

  .lead-form{background:#fff;border-radius:20px;padding:30px;box-shadow:var(--shadow-lg);}

  .lead-form h3{font-size:20px;color:var(--brand-deep);font-weight:800;margin-bottom:6px;}

  .lead-form .fs{font-size:13px;color:var(--muted);margin-bottom:18px;}

  .form-row{margin-bottom:14px;}

  .form-row input,.form-row select,.form-row textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;font-size:14px;font-family:inherit;background:var(--bg-soft);}

  .form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:none;border-color:var(--accent);}

  .btn-block{width:100%;margin-top:6px;}


  /* Footer */
  footer{background:var(--brand-deep);color:rgba(255,255,255,.82);padding:56px 0 28px;}

  .foot-grid{display:grid;grid-template-columns:2.3fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);}

  .foot-brand .logo .mark{background:#fff;color:var(--brand);}

  .foot-brand p{font-size:16px;color:rgba(255,255,255,.65);margin-top:16px;max-width:380px;}

  .foot-col h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px;}

  .foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:11px;}

  .foot-contact .c{margin-bottom:14px;font-size:14px;}

  .foot-contact .c b{color:#fff;font-size:15px;display:block;margin-top:3px;font-weight:800;}

  .foot-bottom{text-align:center;font-size:13px;color:rgba(255,255,255,.5);padding-top:22px;}

  @media(max-width:960px){
    .nav-links,.nav-cta .btn-outline{display:none;}.burger{display:flex;}.menu-open .mobile-menu{display:flex;}
    .hero-inner{grid-template-columns:1fr;}.svc-grid{grid-template-columns:1fr 1fr;}
    .work-grid{grid-template-columns:1fr;}.vr-box{grid-template-columns:1fr;}
    .lead-inner{grid-template-columns:1fr;}.foot-grid{grid-template-columns:1fr 1fr;}
  }

  @media(max-width:768px){.svc-grid{grid-template-columns:1fr;}section{padding:64px 0;}.section-head h2{font-size:27px;}}


.logo-img{width:36px;height:36px;object-fit:contain;border-radius:50%;display:block;flex-shrink:0;}


.soc-qr{width:150px;height:150px;border-radius:12px;object-fit:cover;background:#fff;margin-top:6px;box-shadow:var(--shadow);}

.foot-qr{display:flex;gap:12px;margin-bottom:14px;}

.foot-qr a{display:flex;flex-direction:column;align-items:center;gap:6px;color:rgba(255,255,255,.92);font-size:12px;text-decoration:none;}

.foot-qr .foot-qr-img{width:64px;height:64px;border-radius:8px;object-fit:cover;background:#fff;border:2px solid rgba(255,255,255,.18);}



/* 客户品牌 Logo 上下2行左右同向无缝轮播 */
.client-marquee{overflow:hidden;margin-top:8px;}

.client-row{overflow:hidden;margin-bottom:18px;}

.client-track{display:flex;gap:18px;width:max-content;animation:client-scroll 38s linear infinite;}

.client-track img{height:104px;width:auto;object-fit:contain;background:#fff;border-radius:10px;padding:2px 8px;box-shadow:0 2px 10px rgba(15,40,64,.06);flex-shrink:0;}

@keyframes client-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

@media(max-width:768px){.client-track img{height:70px;padding:2px 6px;}}



/* 全局浮动：400电话 + 企业微信咨询 */





@media(max-width:768px){}



/* 作品板块：深色渐变背景 + 特效 */
.work-sec{background:linear-gradient(135deg,#16395C 0%,#0E2940 55%,#1F4E79 100%);color:#fff;position:relative;overflow:hidden;}

.work-sec::before{content:"";position:absolute;top:-55%;right:-15%;width:440px;height:440px;background:radial-gradient(circle,rgba(255,255,255,.13),transparent 62%);pointer-events:none;}

.work-sec::after{content:"";position:absolute;bottom:-40%;left:-12%;width:380px;height:380px;background:radial-gradient(circle,rgba(230,126,34,.18),transparent 60%);pointer-events:none;}

.work-sec .section-head h2{color:#fff;}

.work-sec .section-head p{color:rgba(255,255,255,.85);}

.work-sec .tag{background:rgba(255,255,255,.16);color:#fff;}

.work-sec .soc-item{position:relative;box-shadow:0 18px 44px rgba(14,41,64,.30);transition:transform .35s ease,box-shadow .35s ease;overflow:hidden;}

.work-sec .soc-item:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 26px 54px rgba(14,41,64,.38);}

.work-sec .soc-qr{width:178px;height:178px;transition:transform .35s ease;}

.work-sec .soc-item:hover .soc-qr{transform:scale(1.05);}

@media(max-width:768px){.work-sec .soc-qr{width:150px;height:150px;}}