/* ===== 319keji 深蓝科技风 首页专用 ===== */
:root{
–k-deep:#050b1a; –k-navy:#0a1a3a; –k-blue:#0ea5e9; –k-cyan:#22d3ee;
–k-glow1:#06b6d4; –k-glow2:#3b82f6; –k-text:#eaf2ff; –k-mut:#94a9c9;
}
.k320-tpl{font-family:’Segoe UI’,Roboto,’PingFang SC’,’Microsoft YaHei’,system-ui,sans-serif;color:var(–k-text);line-height:1.7;background:
radial-gradient(1200px 600px at 85% -10%, rgba(59,130,246,.18), transparent 60%),
radial-gradient(900px 500px at 0% 0%, rgba(6,182,212,.12), transparent 55%),
linear-gradient(180deg,#040a18 0%,#071228 45%,#050b1a 100%);
}
/* Hero */
.k320-hero{position:relative;overflow:hidden;padding:110px 5vw 96px;text-align:center;border-bottom:1px solid rgba(14,165,233,.14);
background:
linear-gradient(135deg,rgba(11,26,58,.0) 0%,rgba(11,26,58,.35) 50%,rgba(4,10,24,.9) 100%),
radial-gradient(1100px 500px at 50% -10%, rgba(14,165,233,.22), transparent 60%);
}
.k320-hero::before{content:””;position:absolute;inset:0;z-index:0;
background-image:linear-gradient(rgba(14,165,233,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(14,165,233,.06) 1px,transparent 1px);
background-size:52px 52px;mask-image:radial-gradient(600px 400px at 50% 30%,#000 0%,transparent 75%);}
.k320-hero>*{position:relative;z-index:1;}
.k320-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border:1px solid rgba(34,211,238,.35);border-radius:999px;
background:rgba(34,211,238,.08);color:#7dd3fc;font-size:13px;letter-spacing:1px;}
.k320-badge::before{content:””;width:7px;height:7px;border-radius:50%;background:#22d3ee;box-shadow:0 0 10px #22d3ee;animation:k320pl 1.6s infinite;}
@keyframes k320pl{0%,100%{opacity:1}50%{opacity:.3}}
.k320-hero h1{font-size:clamp(30px,4.6vw,58px);font-weight:800;line-height:1.18;margin:26px auto 18px;max-width:1000px;letter-spacing:.5px;}
.k320-grad{background:linear-gradient(92deg,#38bdf8,#22d3ee 55%,#818cf8);-webkit-background-clip:text;background-clip:text;color:transparent;}
.k320-hero p.sub{font-size:clamp(15px,1.5vw,19px);color:var(–k-mut);max-width:760px;margin:0 auto 38px;}
.k320-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}
.k320-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:12px;font-weight:700;font-size:15px;text-decoration:none!important;transition:.25s;}
.k320-btn.solid{background:linear-gradient(92deg,#0ea5e9,#22d3ee);color:#04101f!important;box-shadow:0 10px 30px -6px rgba(14,165,233,.5);}
.k320-btn.solid:hover{transform:translateY(-2px);box-shadow:0 16px 40px -6px rgba(34,211,238,.6);}
.k320-btn.ghost{border:1px solid rgba(56,189,248,.4);color:#bfdbfe!important;background:rgba(14,165,233,.05);backdrop-filter:blur(4px);}
.k320-btn.ghost:hover{border-color:#38bdf8;background:rgba(14,165,233,.14);}
/* 厂商跑马 */
.k320-marquee{display:flex;gap:60px;justify-content:center;align-items:center;flex-wrap:wrap;padding:34px 5vw;color:#5d7399;
border-bottom:1px solid rgba(148,163,184,.08);font-weight:700;font-size:15px;letter-spacing:2px;}
.k320-marquee span{opacity:.85;}
/* section 通用 */
.k320-sec{max-width:1240px;margin:0 auto;padding:90px 5vw;}
.k320-eyebrow{color:#22d3ee;font-weight:600;letter-spacing:3px;font-size:13px;text-transform:uppercase;}
.k320-sec h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;margin:14px 0 14px;line-height:1.25;}
.k320-sec .lead{color:var(–k-mut);max-width:720px;font-size:16px;}
/* 服务卡 */
.k320-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:24px;margin-top:46px;}
.k320-card{position:relative;padding:32px 28px;border-radius:20px;background:linear-gradient(180deg,rgba(20,40,80,.55),rgba(9,20,44,.7));
border:1px solid rgba(56,189,248,.16);transition:.3s;overflow:hidden;}
.k320-card::after{content:””;position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,#22d3ee,transparent);opacity:0;transition:.3s;}
.k320-card:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.45);box-shadow:0 20px 46px -16px rgba(0,0,0,.6);}
.k320-card:hover::after{opacity:1;}
.k320-ico{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:18px;
background:linear-gradient(135deg,rgba(14,165,233,.2),rgba(129,140,248,.12));border:1px solid rgba(56,189,248,.3);}
.k320-card h3{font-size:19px;font-weight:700;margin-bottom:12px;}
.k320-card p{color:var(–k-mut);font-size:14.5px;margin:0;}
.k320-tag{position:absolute;top:22px;right:22px;font-size:11px;color:#7dd3fc;border:1px solid rgba(34,211,238,.25);padding:3px 10px;border-radius:999px;}
/* 数据带 */
.k320-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px;margin-top:50px;}
.k320-stat{border:1px solid rgba(56,189,248,.16);border-radius:18px;padding:26px;text-align:center;background:rgba(9,20,44,.5);}
.k320-stat b{font-size:clamp(26px,3vw,40px);font-weight:800;background:linear-gradient(92deg,#38bdf8,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent;}
.k320-stat i{display:block;font-style:normal;color:var(–k-mut);margin-top:8px;font-size:13.5px;}
/* 双栏特性 */
.k320-row{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;}
.k320-dotlist{margin-top:24px;display:grid;gap:16px;}
.k320-dotlist li{list-style:none;display:flex;gap:12px;align-items:flex-start;color:#cfe3fb;font-size:15px;}
.k320-dotlist li::before{content:””;flex:0 0 8px;height:8px;width:8px;border-radius:50%;margin-top:7px;background:linear-gradient(#22d3ee,#3b82f6);box-shadow:0 0 8px #22d3ee;}
.k320-visual{position:relative;border-radius:24px;padding:6px;background:linear-gradient(160deg,rgba(34,211,238,.4),rgba(59,130,246,.06) 40%,transparent);
}
.k320-visual-in{padding:40px 34px;border:1px solid rgba(56,189,248,.2);border-radius:18px;background:
radial-gradient(500px 300px at 20% 0%,rgba(34,211,238,.12),transparent),
linear-gradient(160deg,#0a1c42,#071228);}
.k320-code{font-family:’Cascadia Code’,’Consolas’,monospace;font-size:13.5px;color:#9fd8ff;line-height:2;}
.k320-code .k-c{color:#22d3ee;} .k320-code .k-w{color:#fca5a5;} .k320-code .k-n{color:#fde68a;}
/* CTA */
.k320-cta{margin:0 5vw 40px;max-width:1240px;margin-left:auto;margin-right:auto;}
.k320-cta-in{position:relative;overflow:hidden;text-align:center;padding:64px 30px;border-radius:28px;
background:linear-gradient(120deg,#0b2b68,#0ea5e9 120%);border:1px solid rgba(34,211,238,.3);
box-shadow:0 24px 60px -20px rgba(14,165,233,.4);}
.k320-cta-in::before{content:””;position:absolute;width:400px;height:400px;border-radius:50%;left:-120px;top:-180px;background:rgba(255,255,255,.07);filter:blur(20px);}
.k320-cta-in h2{position:relative;z-index:1;font-size:clamp(24px,3vw,36px);font-weight:800;margin-bottom:12px;}
.k320-cta-in p{position:relative;z-index:1;color:#d7ecff;margin-bottom:30px;font-size:16px;}
/* footer strip inside content */
.k320-foot{max-width:1240px;margin:0 auto;padding:0 5vw 70px;color:#5d7399;font-size:13px;text-align:center;border-top:1px solid rgba(148,163,184,.1);padding-top:40px;}
@media(max-width:800px){.k320-row{grid-template-columns:1fr;gap:40px;}.k320-hero{padding:80px 6vw 72px;}}
以算力为底座，驱动 AI 与全球化业务 的每一次跃迁
为 AI 推理、大模型训练与高并发全球化业务，提供 GPU 算力、AI 模型服务、低延迟 CDN 与高可用 IDC 一站式云底座。
GPU 算力调度全球 200+ 边缘节点BGP / 双线 IDCToken 计费 API
一站式 AI · 算力 · 网络 云底座
从模型到算力再到分发，面向数据高度密集与智能化的业务形态，提供按需弹性、安全稳定的基础设施服务。
AI 模型服务
DeepSeek、Llama、Qwen 等主流开源大模型 API 托管与调度，Token 级计量、并发弹性与私有化微调部署。
GPU 算力租赁
H100 / H800 / A100 单卡至整机集群，秒级起停、按时按量计费，面向训练与推理负载灵活调度。
全球 CDN 加速
200+ 边缘节点覆盖全球，静态与动态内容智能路由，降低首屏时延、抵御大流量冲击。
高防 & 安全
DDoS 高防、WAF 与访问链路加密，为 token 服务、交易等高敏感业务提供纵深防护。
BGP 高防机房
自建与租用双线 / 多线 BGP 机房，50G+ 带宽冗余，7×24 运维与异地容灾。
智能 GEO 调度
结合地理位置与网络质量实时选路，AI 应用就近接入推理节点，兼顾体验与成本。
从训练到推理，全链路护航
将分散的 GPU 资源升级为真正可编程、可计费、可信赖的企业级 AI 基础设施。
- GPU 集群弹性编排，任务级隔离与自动容错
- 大模型 API 统一网关，计量透明、延迟可预期
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- 可视化控制台：算力看板、用量计费、告警一体