:root{
  --bg:#ffffff;
  --bg2:#f5f7fb;
  --bg3:#edf1f8;
  --panel:#ffffff;
  --line:#e4eaf3;
  --line2:#d3dcea;
  --text:#16233a;
  --muted:#57687f;
  --dim:#8b98ac;
  --blue:#2f6bff;
  --blue-d:#1e4fd6;
  --blue-soft:rgba(47,107,255,.08);
  --cyan:#0e9fc4;
  --green:#0da678;
  --orange:#e08600;
  --red:#e05252;
  --purple:#7a5af5;
  --radius:16px;
  --shadow:0 1px 2px rgba(22,35,58,.04),0 8px 28px rgba(22,35,58,.06);
  --shadow-lg:0 4px 12px rgba(22,35,58,.06),0 20px 56px rgba(22,35,58,.1);
  --font-mono:"SF Mono","JetBrains Mono","Cascadia Code",Consolas,"Courier New",monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  line-height:1.7;overflow-x:hidden;
}
::selection{background:rgba(47,107,255,.18)}
a{color:inherit;text-decoration:none}

.wrap{max-width:1200px;margin:0 auto;padding:0 28px}

/* ===== 导航 ===== */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(255,255,255,.82);
  border-bottom:1px solid var(--line);
}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 28px;height:66px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17.5px;letter-spacing:.3px}
.logo-badge{
  width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:var(--blue);color:#fff;font-family:var(--font-mono);font-weight:800;font-size:15px;
  box-shadow:0 4px 14px rgba(47,107,255,.3);
}
.logo span em{font-style:normal;color:var(--blue)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:8px 14px;border-radius:8px;font-size:14.5px;color:var(--muted);transition:all .2s}
.nav-links a:hover{color:var(--text);background:var(--bg3)}
.nav-cta{
  margin-left:10px;padding:9px 20px !important;border-radius:9px !important;
  background:var(--blue);color:#fff !important;font-weight:600;
  box-shadow:0 4px 14px rgba(47,107,255,.28);
}
.nav-cta:hover{background:var(--blue-d) !important;transform:translateY(-1px)}
.burger{display:none;background:none;border:none;color:var(--text);font-size:24px;cursor:pointer}

/* ===== Hero ===== */
.hero{padding:172px 0 80px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 46% 42% at 12% 8%,rgba(47,107,255,.09),transparent 70%),
    radial-gradient(ellipse 40% 38% at 88% 20%,rgba(14,159,196,.08),transparent 70%);
}
.hero-grid-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(47,107,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(47,107,255,.05) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 85% 65% at 50% 0%,#000 25%,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse 85% 65% at 50% 0%,#000 25%,transparent 72%);
}
.hero .wrap{position:relative}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:999px;border:1px solid var(--line2);
  background:#fff;font-size:13px;color:var(--blue);
  font-family:var(--font-mono);margin-bottom:30px;box-shadow:var(--shadow);
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{font-size:clamp(34px,5.2vw,60px);line-height:1.25;font-weight:800;letter-spacing:-.5px}
.hero h1 .accent{color:var(--blue)}
.hero p.sub{margin:26px 0 38px;max-width:660px;font-size:17px;color:var(--muted)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 28px;border-radius:10px;font-size:15px;font-weight:600;
  transition:all .25s;cursor:pointer;border:1px solid transparent;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 20px rgba(47,107,255,.3)}
.btn-primary:hover{background:var(--blue-d);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line2);color:var(--text);background:#fff}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}

/* 一键上手命令条 */
.install-bar{
  margin-top:34px;display:inline-flex;align-items:center;gap:14px;max-width:100%;
  background:#fff;border:1px solid var(--line2);border-radius:12px;padding:13px 14px 13px 20px;
  box-shadow:var(--shadow-lg);
}
.install-bar code{
  font-family:var(--font-mono);font-size:13.5px;color:var(--green);
  white-space:nowrap;overflow-x:auto;scrollbar-width:none;
}
.install-bar code::-webkit-scrollbar{display:none}
.install-bar code b{color:var(--dim);font-weight:500}
.copy-btn{
  flex-shrink:0;padding:7px 16px;border-radius:8px;border:1px solid var(--line2);
  background:var(--bg3);color:var(--text);font-size:12.5px;cursor:pointer;
  font-family:var(--font-mono);transition:all .2s;
}
.copy-btn:hover{background:#fff;border-color:var(--blue);color:var(--blue)}
.copy-btn.ok{border-color:var(--green);color:var(--green);background:#fff}

/* 信任数据条 */
.trust{
  margin-top:66px;display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--radius);background:#fff;
  box-shadow:var(--shadow);overflow:hidden;
}
.trust-item{padding:28px 24px;text-align:center;border-left:1px solid var(--line)}
.trust-item:first-child{border-left:none}
.trust-item b{display:block;font-size:32px;font-weight:800;font-family:var(--font-mono);color:var(--blue)}
.trust-item span{font-size:13.5px;color:var(--muted)}

/* ===== 通用区块 ===== */
section{padding:92px 0;position:relative}
.sec-head{text-align:center;margin-bottom:56px}
.sec-kicker{
  font-family:var(--font-mono);font-size:12.5px;color:var(--blue);letter-spacing:3px;
  text-transform:uppercase;margin-bottom:14px;display:block;font-weight:600;
}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;letter-spacing:-.5px}
.sec-head p{margin-top:16px;color:var(--muted);max-width:640px;margin-left:auto;margin-right:auto;font-size:15.5px}
.bg-soft{background:var(--bg2)}

/* ===== 理念 ===== */
.phil-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.phil-card{
  padding:36px 32px;border-radius:var(--radius);border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow);transition:all .3s;
}
.phil-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--line2)}
.phil-num{
  font-family:var(--font-mono);font-size:13px;color:var(--blue);font-weight:700;
  letter-spacing:2px;margin-bottom:18px;display:block;
}
.phil-card h3{font-size:19px;font-weight:700;margin-bottom:12px}
.phil-card p{color:var(--muted);font-size:14.5px}

/* ===== 产品矩阵 ===== */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.prod-card{
  position:relative;border-radius:var(--radius);padding:30px 28px;
  border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);
  transition:all .3s;display:flex;flex-direction:column;
}
.prod-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(47,107,255,.35)}
.prod-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px;gap:10px}
.prod-name{display:flex;align-items:center;gap:13px}
.prod-logo{
  width:46px;height:46px;border-radius:11px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:800;font-size:14px;
  color:var(--blue);background:var(--blue-soft);border:1px solid rgba(47,107,255,.2);
}
.prod-name h3{font-size:19px;font-weight:700;font-family:var(--font-mono)}
.prod-name small{display:block;font-size:12px;color:var(--dim);margin-top:2px}
.prod-type{
  font-size:11px;padding:4px 11px;border-radius:999px;white-space:nowrap;
  font-family:var(--font-mono);letter-spacing:.3px;font-weight:600;
}
.t-web{background:rgba(47,107,255,.09);color:var(--blue);border:1px solid rgba(47,107,255,.25)}
.t-cli{background:rgba(13,166,120,.09);color:var(--green);border:1px solid rgba(13,166,120,.28)}
.t-ai{background:rgba(122,90,245,.09);color:var(--purple);border:1px solid rgba(122,90,245,.28)}
.t-sec{background:rgba(224,82,82,.08);color:var(--red);border:1px solid rgba(224,82,82,.25)}
.t-gui{background:rgba(224,134,0,.09);color:var(--orange);border:1px solid rgba(224,134,0,.28)}
.prod-card p.desc{color:var(--muted);font-size:14px;margin-bottom:16px;flex:1}
.prod-feats{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px}
.prod-feats span{
  font-size:11.5px;padding:3px 10px;border-radius:6px;background:var(--bg2);
  border:1px solid var(--line);color:var(--muted);font-family:var(--font-mono);
}
.prod-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:16px}
.prod-lic{font-size:12px;color:var(--dim);font-family:var(--font-mono)}
.prod-lic b{color:var(--green);font-weight:600}
.prod-lic b.pay{color:var(--blue)}
.prod-link{
  display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--blue);
  font-weight:600;transition:gap .2s;
}
.prod-link:hover{gap:10px}

/* ===== 运维全链路 ===== */
.chain{display:grid;grid-template-columns:repeat(6,1fr);gap:0;position:relative;margin-top:8px}
.chain::before{
  content:"";position:absolute;top:25px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(47,107,255,.12),rgba(47,107,255,.4),rgba(47,107,255,.12));
}
.chain-step{text-align:center;padding:0 10px;position:relative}
.chain-dot{
  width:50px;height:50px;margin:0 auto 18px;border-radius:50%;position:relative;z-index:1;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:2px solid rgba(47,107,255,.35);color:var(--blue);
  font-family:var(--font-mono);font-weight:800;font-size:14px;
  box-shadow:0 4px 14px rgba(47,107,255,.12);transition:all .3s;
}
.chain-step:hover .chain-dot{background:var(--blue);color:#fff;border-color:var(--blue)}
.chain-step h4{font-size:15px;margin-bottom:6px}
.chain-step p{font-size:12.5px;color:var(--muted);margin-bottom:10px}
.chain-prod{
  display:inline-block;font-size:11.5px;padding:3px 12px;border-radius:999px;
  background:var(--blue-soft);color:var(--blue);font-family:var(--font-mono);font-weight:600;
}

/* ===== 旗舰产品 ===== */
.flagship{
  border-radius:22px;overflow:hidden;position:relative;
  background:linear-gradient(135deg,#ffffff 0%,#f3f7ff 55%,#e9f1ff 100%);
  color:var(--text);padding:64px 56px;box-shadow:var(--shadow-lg);
  border:1px solid var(--line);
}
.flagship::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 55% 80% at 85% 10%,rgba(47,107,255,.14),transparent 65%);
}
.flagship > *{position:relative}
.flag-tag{
  display:inline-block;padding:5px 15px;border-radius:999px;font-size:12px;
  font-family:var(--font-mono);letter-spacing:1px;
  background:var(--blue-soft);border:1px solid rgba(47,107,255,.3);color:var(--blue);
  margin-bottom:22px;
}
.flagship h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;line-height:1.3;margin-bottom:8px}
.flagship .slogan{font-size:clamp(17px,2vw,21px);color:var(--blue);font-family:var(--font-mono);margin-bottom:26px}
.flagship p.lead{max-width:640px;color:var(--muted);font-size:15.5px;margin-bottom:34px}
.flag-points{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:38px}
.flag-point{
  padding:20px 22px;border-radius:12px;background:#fff;
  border:1px solid var(--line);
}
.flag-point b{display:block;font-size:14.5px;margin-bottom:6px;color:var(--text)}
.flag-point span{font-size:12.8px;color:var(--muted);line-height:1.6;display:block}
.flag-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn-light{background:var(--blue);color:#fff;font-weight:700}
.btn-light:hover{background:var(--blue-d);transform:translateY(-2px)}
.btn-outline-w{border-color:var(--line2);color:var(--text);background:#fff}
.btn-outline-w:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}

/* ===== 授权定价表 ===== */
.lt-wrap{
  border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;overflow-x:auto;box-shadow:var(--shadow);
}
.lt{min-width:800px}
.lt-row{
  display:grid;grid-template-columns:1.25fr 1fr 1.7fr 1.1fr;
  gap:18px;padding:19px 28px;align-items:center;
  border-top:1px solid var(--line);transition:background .2s;
}
.lt-row:first-child{border-top:none}
.lt-row:not(.lt-head):hover{background:var(--bg2)}
.lt-head{
  background:var(--bg2);font-family:var(--font-mono);font-size:12px;
  color:var(--dim);letter-spacing:2px;padding:14px 28px;font-weight:600;
}
.lt-name{font-family:var(--font-mono);font-weight:700;font-size:15px}
.lt-name small{display:block;font-weight:400;color:var(--dim);font-size:12px;margin-top:3px}
.lt-cell{font-size:13.5px;color:var(--muted);line-height:1.65}
.lt-price{color:var(--blue);font-family:var(--font-mono);font-weight:700}
.lt-free{color:var(--green);font-family:var(--font-mono);font-weight:700;font-size:13px}
.lt-tag{
  display:inline-block;font-size:11.5px;padding:3px 10px;border-radius:6px;
  background:var(--bg2);border:1px solid var(--line2);color:var(--muted);
  font-family:var(--font-mono);margin:2px 4px 2px 0;white-space:nowrap;
}
.license-methods{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:26px}
.lm-card{
  padding:30px;border-radius:var(--radius);border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow);transition:all .3s;
}
.lm-card:hover{border-color:rgba(47,107,255,.35);box-shadow:var(--shadow-lg)}
.lm-ic{
  display:flex;align-items:center;justify-content:center;width:44px;height:44px;
  border-radius:11px;background:var(--blue-soft);border:1px solid rgba(47,107,255,.18);
  margin-bottom:18px;
}
.lm-ic svg{width:21px;height:21px;color:var(--blue)}
.lm-card h4{font-size:17px;font-weight:700;margin-bottom:10px}
.lm-card p{font-size:14px;color:var(--muted)}
.price-note{
  text-align:center;margin-top:28px;color:var(--dim);
  font-size:13px;font-family:var(--font-mono);
}
.price-note a{color:var(--blue)}

/* ===== 加入我们 ===== */
.join{
  border-radius:22px;position:relative;overflow:hidden;text-align:center;
  border:1px solid var(--line);background:linear-gradient(180deg,#f2f6ff,#eaf0fc);
  padding:64px 48px;box-shadow:var(--shadow);
}
.join h2{font-size:clamp(24px,3vw,32px);font-weight:800;margin-bottom:16px}
.join p{color:var(--muted);max-width:580px;margin:0 auto 32px;font-size:15.5px}
.join .mail{font-family:var(--font-mono);color:var(--blue);font-weight:600}

/* ===== 页脚 ===== */
footer{border-top:1px solid var(--line);padding:56px 0 36px;background:var(--bg2)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:44px}
.foot-brand p{color:var(--muted);font-size:13.5px;margin-top:14px;max-width:320px}
footer h5{font-size:12.5px;font-family:var(--font-mono);color:var(--dim);letter-spacing:2px;margin-bottom:16px;text-transform:uppercase;font-weight:600}
footer ul{list-style:none}
footer ul li{margin-bottom:10px}
footer ul a{font-size:14px;color:var(--muted);transition:color .2s}
footer ul a:hover{color:var(--blue)}
.foot-bottom{
  border-top:1px solid var(--line);padding-top:26px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:13px;color:var(--dim);font-family:var(--font-mono);
}
.foot-bottom a{
  color:var(--dim);text-decoration:underline;text-underline-offset:3px;
  text-decoration-color:rgba(139,152,172,.4);transition:color .2s;
}
.foot-bottom a:hover{color:var(--blue)}

/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:none}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .chain{grid-template-columns:repeat(3,1fr);gap:32px 0}
  .chain::before{display:none}
  .flag-points{grid-template-columns:1fr}
}
@media (max-width:960px){
  .phil-grid{grid-template-columns:1fr}
  .trust{grid-template-columns:repeat(2,1fr)}
  .trust-item:nth-child(3){border-left:none}
  .trust-item{border-top:1px solid var(--line)}
  .trust-item:nth-child(-n+2){border-top:none}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav-links{
    display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;
    background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);padding:14px 20px 20px;gap:4px;
  }
  .nav-links.open{display:flex}
  .nav-cta{margin-left:0;margin-top:8px;text-align:center}
  .burger{display:block}
  .prod-grid{grid-template-columns:1fr}
  .chain{grid-template-columns:repeat(2,1fr)}
  .license-methods{grid-template-columns:1fr}
  .hero{padding-top:140px}
  .flagship{padding:44px 28px}
  .join{padding:48px 26px}
  .foot-grid{grid-template-columns:1fr}
  .install-bar{width:100%}
}