:root{--bg:#0f172a;--panel:#111827;--card:#0b1220;--border:#1f2937;--text:#e5e7eb;--muted:#9ca3af;--primary:#38bdf8;--accent:#f59e0b;--radius:14px;--shadow:0 24px 60px rgba(0,0,0,.35);--container:1200px}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text)}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

a{color:var(--primary);text-decoration:none}
a:hover{opacity:.9}
a:focus{outline:2px solid var(--primary);outline-offset:2px}

/* 固定侧边栏布局 */
.with-sidebar{display:grid;grid-template-columns:280px minmax(0,1fr);column-gap:24px}
.with-sidebar>.sidebar{grid-column:1}
.with-sidebar>:not(.sidebar){grid-column:2}
.sidebar{position:sticky;top:0;height:100vh;background:var(--panel);border-right:1px solid var(--border);z-index:10}
.side-inner{display:flex;flex-direction:column;height:100%;padding:24px;gap:24px}
.side-logo img{height:40px;display:block}
.side-menu ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.side-menu a{display:block;padding:10px 12px;border-radius:10px;color:var(--text);text-decoration:none}
.side-menu a:hover{background:#0a0f1a}
.side-menu .emph{background:var(--primary);color:#0b1220;font-weight:600}
.side-qr{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px;text-align:center}
.side-qr img{width:100%;border-radius:8px}
.side-contact{display:flex;flex-direction:column;gap:6px}
.side-contact a{color:var(--muted);text-decoration:none}

/* Hero */
.top-hero{border-bottom:1px solid var(--border);background:linear-gradient(180deg,#0b1220,rgba(11,18,32,0));padding:40px 0}
.hero-wrap{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:36px;align-items:center}
.hero-left h1{margin:0 0 12px;font-size:36px}
.hero-left p{margin:0 0 16px;color:var(--muted)}
.hero-cta{display:flex;gap:12px;margin-top:8px}
.btn-primary,.btn-secondary{display:inline-block;padding:10px 16px;border-radius:10px;text-decoration:none}
.btn-primary{background:var(--primary);color:#0b1220;font-weight:600}
.btn-secondary{border:1px solid var(--border);color:var(--text)}
.btn-primary:hover{filter:brightness(1.05)}
.btn-secondary:hover{border-color:#2a3a4f}
.hero-badges{list-style:none;display:flex;gap:10px;margin:16px 0 0;padding:0}
.hero-badges li{font-size:12px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;color:var(--muted)}
.device-preview{height:280px;border-radius:16px;background:radial-gradient(120px 120px at 30% 40%,rgba(56,189,248,.15),transparent),radial-gradient(120px 120px at 70% 60%,rgba(245,158,11,.18),transparent);border:1px solid var(--border);box-shadow:var(--shadow)}
/* 头部增强元素与动画 */
.hero-stats{display:flex;gap:16px;margin-top:18px}
.hero-stats .stat{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:10px 12px;min-width:120px;box-shadow:var(--shadow)}
.hero-stats .value{display:block;font-size:20px;font-weight:700;color:#93c5fd;letter-spacing:0.5px}
.hero-stats .label{display:block;margin-top:4px;color:var(--muted);font-size:12px}
.hero-marquee{overflow:hidden;border:1px solid var(--border);border-radius:12px;margin-top:18px;background:var(--card)}
.hero-marquee .marquee-track{display:flex;gap:24px;align-items:center;white-space:nowrap;padding:10px 14px;animation:marquee 24s linear infinite}
.hero-marquee a{color:var(--muted)}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.top-hero .btn-primary{animation:pulse 2.8s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(56,189,248,.4)}50%{box-shadow:0 0 0 14px rgba(56,189,248,0)}}
.hero-quick{display:flex;gap:10px;margin-top:16px}
.hero-quick .quick-item{display:inline-block;padding:8px 12px;border-radius:10px;border:1px solid var(--border);background:var(--card);color:var(--text)}
.hero-quick .quick-item:hover{border-color:#2a3a4f}
.hero-tags{list-style:none;display:flex;gap:8px;margin:14px 0 0;padding:0}
.hero-tags li{font-size:12px;padding:6px 10px;border:1px dashed #2a3a4f;border-radius:999px;color:var(--muted)}
.hero-gallery{margin-top:16px;border:1px solid var(--border);border-radius:12px;background:var(--card);overflow:hidden}
.hero-gallery .gallery-track{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:10px}
.hero-gallery .gal-item{position:relative;display:block;border:1px solid var(--border);border-radius:10px;overflow:hidden}
.hero-gallery .gal-item img{width:100%;height:120px;object-fit:cover;display:block}
.hero-gallery .gal-item span{position:absolute;left:8px;bottom:8px;background:rgba(0,0,0,.4);color:#fff;padding:4px 8px;border-radius:999px;font-size:12px}
.hero-gallery .gal-item:hover{transform:translateY(-1px);border-color:#2a3a4f}
.device-preview{position:relative;overflow:hidden}
.device-preview .screen{position:absolute;inset:10px;border-radius:12px;background:linear-gradient(135deg, rgba(56,189,248,.18), rgba(245,158,11,.16));opacity:.35;animation:float 6s ease-in-out infinite}
.device-preview .screen.s2{inset:24px;animation-delay:1.2s}
.device-preview .screen.s3{inset:38px;animation-delay:2.4s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* 杂志式服务区 */
.section{padding:32px 0;border-bottom:1px solid var(--border)}
.section h2{margin:0 0 18px;font-size:22px}
.services-split{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
.focus-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow)}
.focus-card .thumb{display:block;overflow:hidden;border-radius:12px}
.focus-card .thumb img{width:100%;height:220px;object-fit:cover}
.focus-card h3{margin:6px 0}
.focus-card p{color:var(--muted)}
.focus-card h3 a{color:var(--text)}
.focus-card h3 a:hover{color:var(--primary)}
.focus-card .more{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border:1px solid var(--border);border-radius:10px;color:var(--primary)}
.list-col{display:grid;grid-template-columns:1fr;gap:12px}
.list-item{display:grid;grid-template-columns:88px 1fr;gap:12px;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:10px;transition:border-color .2s,transform .2s}
.list-item .thumb{display:block;border-radius:8px;overflow:hidden}
.list-item .thumb img{width:88px;height:66px;object-fit:cover;border-radius:8px}
.list-item h4{margin:0 0 4px}
.list-item h4 a{color:var(--text)}
.list-item h4 a:hover{color:var(--primary)}
.list-item p{margin:0;color:var(--muted)}
.list-item:hover{border-color:#2a3a4f;transform:translateY(-1px)}

.magazine-grid{margin-top:22px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:16px}
.mag-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:8px;transition:border-color .2s,transform .2s}
.mag-card .thumb{display:block;overflow:hidden;border-radius:10px}
.mag-card .thumb img{width:100%;height:140px;object-fit:cover}
.mag-card h3 a{color:var(--text)}
.mag-card h3 a:hover{color:var(--primary)}
.mag-card .more{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border:1px solid var(--border);border-radius:10px;color:var(--primary)}
.mag-card:hover{border-color:#2a3a4f;transform:translateY(-1px)}

/* 流程：垂直时间轴 */
.steps{position:relative;padding-left:34px;display:grid;gap:12px}
.steps:before{content:"";position:absolute;left:14px;top:0;bottom:0;width:2px;background:#1b2332}
.step{position:relative;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px}
.step:before{content:"";position:absolute;left:-22px;top:14px;width:12px;height:12px;border-radius:999px;background:var(--primary);box-shadow:0 0 0 4px rgba(56,189,248,.15)}

/* 品牌墙 */
.brands{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.brands a{display:flex;align-items:center;justify-content:center;gap:10px;min-height:80px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:10px;filter:grayscale(100%);transition:filter .2s}
.brands a:hover{filter:none}
.brands img{max-width:100%;max-height:48px;display:block;margin:0 auto}
.brands .brand-name{color:var(--muted);font-size:14px}

/* 中部 CTA */
.mid-cta{background:var(--panel);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:20px 0;margin:20px 0}
.mid-cta h3{margin:0 0 10px}
.mid-cta a{display:inline-block;padding:8px 14px;border-radius:10px;background:var(--primary);color:#0b1220;text-decoration:none}
.mid-cta a:hover{filter:brightness(1.05)}

/* 页脚兼容旧类名为站点地图式 */
.foottop .container{display:block}
.lj{color:var(--muted)}
.lj>a{display:inline-block;margin:6px 12px 6px 0;padding:6px 10px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.03);color:#93c5fd}
.box-zx p{margin:6px 0;padding-left:28px;line-height:1.7;color:var(--muted)}
.box-zx p span{color:var(--text);margin-right:6px}
.box{display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:16px;align-items:start}
.box-left img{max-height:48px}
.box-zx{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px}
.box-zx_top{display:flex;gap:12px;align-items:center;margin-bottom:8px}
.box-zx_top .rig p{margin:2px 0;color:var(--muted)}
.box-right h3{margin:0 0 10px}
.box-right ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.box-right ul li{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:10px;text-align:center}
.box-right ul li img{max-width:100%;border-radius:6px}
.foot-cta{border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:16px 0;text-align:center}
.footbottom{border-top:1px solid var(--border);padding:14px 0;text-align:center;color:var(--muted)}
.side-contact a:hover{color:var(--text)}

/* 响应式 */
@media (max-width:1199px){
  .with-sidebar{grid-template-columns:240px 1fr}
  .hero-wrap{grid-template-columns:1fr}
  .services-split{grid-template-columns:1fr}
  .brands{grid-template-columns:repeat(4,1fr)}
  .box{grid-template-columns:1fr}
}
@media (max-width:992px){
  .with-sidebar{grid-template-columns:1fr}
  .sidebar{position:relative;height:auto}
  .with-sidebar>:not(.sidebar){grid-column:1}
}
@media (max-width:640px){
  .container{padding:0 14px}
  .hero-left h1{font-size:24px}
  .device-preview{height:180px}
  .hero-badges{flex-wrap:wrap}
  .hero-gallery .gallery-track{grid-template-columns:repeat(2,1fr)}
  .list-item{grid-template-columns:1fr;}
  .list-item .thumb img{width:100%;height:140px}
  .magazine-grid{grid-template-columns:1fr}
  .brands{grid-template-columns:repeat(2,1fr)}
  .side-qr img{width:100%}
}