:root{
  --bg:#070912;
  --bg2:#0c1020;
  --card:rgba(255,255,255,.035);
  --card-hov:rgba(255,255,255,.06);
  --line:rgba(255,255,255,.09);
  --line-hov:rgba(99,179,255,.35);
  --txt:#eef2ff;
  --txt2:#a2abc9;
  --txt3:#6b7694;
  --blue:#3b82f6;
  --cyan:#22d3ee;
  --gold:#fbbf24;
  --green:#34d399;
  --purple:#a78bfa;
  --r:18px;
  --shadow:0 24px 70px -20px rgba(0,0,0,.8);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,sans-serif;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.container{max-width:1240px;margin:0 auto;padding:0 24px}
section{padding:100px 0;position:relative}
section[id],header[id]{scroll-margin-top:76px}

/* 背景光晕 */
body::before{
  content:'';position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 600px at 15% -5%,rgba(59,130,246,.16),transparent 60%),
    radial-gradient(800px 500px at 88% 8%,rgba(167,139,250,.13),transparent 60%),
    radial-gradient(700px 600px at 50% 100%,rgba(34,211,238,.08),transparent 60%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(circle at 50% 30%,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 20%,transparent 75%);
}

/* 导航 */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:999;
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  background:rgba(7,9,18,.72);
  border-bottom:1px solid transparent;
  transition:.35s;
}
.nav.scrolled{background:rgba(7,9,18,.93);border-bottom-color:var(--line)}
.nav-in{max-width:1240px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff;font-weight:800;font-size:19px;letter-spacing:-.3px}
.logo-mk{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  display:grid;place-items:center;font-weight:900;font-size:18px;color:#04070f;
  box-shadow:0 6px 22px rgba(59,130,246,.45);
}
.logo small{display:block;font-size:10px;color:var(--txt3);font-weight:600;letter-spacing:1.4px;line-height:1.1}
.nav-lk{display:flex;gap:6px;align-items:center}
.nav-lk a{
  color:var(--txt2);text-decoration:none;font-size:14.5px;font-weight:500;
  padding:8px 13px;border-radius:9px;transition:.22s;
}
.nav-lk a:hover{color:#fff;background:var(--card-hov)}
.nav-cta{
  display:inline-flex;align-items:center;gap:7px;text-decoration:none;font-size:14.5px;font-weight:700;
  padding:9px 19px;border-radius:11px;color:#04070f;
  background:linear-gradient(135deg,#fff,#c7d6ff);
  transition:.25s;box-shadow:0 5px 18px rgba(255,255,255,.14);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(255,255,255,.24)}
.burger{display:none;background:none;border:1px solid var(--line);color:#fff;font-size:19px;padding:7px 12px;border-radius:9px;cursor:pointer}

/* 首屏 */
.hero{padding:150px 0 90px;text-align:center;position:relative}
.badge{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.3);
  color:#93c5fd;padding:7px 17px;border-radius:999px;font-size:13.5px;font-weight:600;margin-bottom:30px;
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.82)}}
h1{
  font-size:clamp(2.1rem,5.6vw,4.3rem);line-height:1.14;font-weight:900;letter-spacing:-1.6px;margin-bottom:26px;
}
.grad{
  background:linear-gradient(100deg,#60a5fa 0%,#22d3ee 38%,#a78bfa 72%,#fbbf24 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.lead{font-size:clamp(1rem,1.9vw,1.19rem);color:var(--txt2);max-width:810px;margin:0 auto 40px}
.hero .promo-line{color:var(--gold);font-weight:700}
.hero-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:56px}
.btn{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;font-weight:700;font-size:15.5px;
  padding:14px 32px;border-radius:14px;transition:.28s;border:1px solid transparent;
}
.btn-p{background:linear-gradient(135deg,var(--blue),#2563eb);color:#fff;box-shadow:0 10px 32px -6px rgba(59,130,246,.55)}
.btn-p:hover{transform:translateY(-3px);box-shadow:0 16px 42px -6px rgba(59,130,246,.75)}
.btn-g{background:linear-gradient(135deg,rgba(251,191,36,.16),rgba(251,191,36,.07));border-color:rgba(251,191,36,.42);color:#fcd34d}
.btn-g:hover{transform:translateY(-3px);background:linear-gradient(135deg,rgba(251,191,36,.26),rgba(251,191,36,.12));box-shadow:0 16px 42px -8px rgba(251,191,36,.4)}
.btn-o{background:var(--card);border-color:var(--line);color:var(--txt)}
.btn-o:hover{background:var(--card-hov);border-color:var(--line-hov);transform:translateY(-3px)}
.btn-solid-gold{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#1a1005;box-shadow:0 10px 32px -6px rgba(251,191,36,.5);border-color:transparent}
.btn-solid-gold:hover{transform:translateY(-3px);box-shadow:0 16px 42px -8px rgba(251,191,36,.65)}

/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;max-width:900px;margin:0 auto}
.stat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 14px;
  backdrop-filter:blur(10px);transition:.3s;
}
.stat:hover{border-color:var(--line-hov);transform:translateY(-5px);background:var(--card-hov)}
.stat b{display:block;font-size:clamp(1.5rem,3.2vw,2.15rem);font-weight:900;letter-spacing:-.8px;margin-bottom:3px}
.stat span{font-size:12.8px;color:var(--txt3);font-weight:500}
.s-b{color:#93c5fd}.s-c{color:#67e8f9}.s-g{color:#fcd34d}.s-gr{color:#6ee7b7}

/* 区块标题 */
.shead{text-align:center;margin-bottom:60px}
.tag{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2.5px;text-transform:uppercase;
  color:var(--cyan);margin-bottom:14px;
}
.shead h2{font-size:clamp(1.75rem,3.9vw,2.85rem);font-weight:900;letter-spacing:-1.1px;margin-bottom:15px;line-height:1.2}
.shead p{color:var(--txt2);max-width:680px;margin:0 auto;font-size:16px}

/* 版本卡 */
.vgrid{display:grid;grid-template-columns:1fr 1fr;gap:26px;max-width:1020px;margin:0 auto}
.vcard{
  background:var(--card);border:1px solid var(--line);border-radius:26px;padding:38px 34px;
  position:relative;transition:.4s;overflow:hidden;backdrop-filter:blur(10px);
}
.vcard::before{content:'';position:absolute;inset:0;background:radial-gradient(500px 240px at 50% 0%,rgba(59,130,246,.13),transparent 70%);opacity:0;transition:.4s}
.vcard:hover{transform:translateY(-8px);border-color:var(--line-hov);box-shadow:var(--shadow)}
.vcard:hover::before{opacity:1}
.vcard.pro::before{background:radial-gradient(500px 240px at 50% 0%,rgba(251,191,36,.15),transparent 70%)}
.vcard.pro{border-color:rgba(251,191,36,.28)}
.vhead{display:flex;align-items:center;gap:13px;margin-bottom:8px}
.vico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:22px;font-weight:900;flex-shrink:0}
.v-s{background:linear-gradient(135deg,rgba(59,130,246,.22),rgba(59,130,246,.08));border:1px solid rgba(59,130,246,.3)}
.v-p{background:linear-gradient(135deg,rgba(251,191,36,.22),rgba(251,191,36,.08));border:1px solid rgba(251,191,36,.32)}
.vcard h3{font-size:24px;font-weight:800;letter-spacing:-.5px}
.vsub{color:var(--txt3);font-size:13.5px;margin-bottom:22px;font-weight:600;letter-spacing:.3px}
.vprice{margin-bottom:26px;padding-bottom:26px;border-bottom:1px dashed var(--line)}
.vpr{display:flex;align-items:baseline;gap:9px;flex-wrap:wrap}
.vpr b{font-size:42px;font-weight:900;letter-spacing:-1.6px}
.v-s .vpr b{color:#93c5fd}
.v-p .vpr b{background:linear-gradient(100deg,#fbbf24,#fde68a);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.vpr s{color:var(--txt3);font-size:16px}
.save{
  font-size:12px;font-weight:800;padding:3px 9px;border-radius:6px;
  background:rgba(52,211,153,.16);color:#6ee7b7;border:1px solid rgba(52,211,153,.28);
}
.vnote{font-size:13px;color:var(--txt3);margin-top:8px}
.vlist{list-style:none;margin-bottom:30px}
.vlist li{display:flex;gap:11px;padding:8px 0;font-size:14.6px;color:var(--txt2);align-items:flex-start}
.vlist li .k{flex-shrink:0;width:19px;height:19px;border-radius:50%;display:grid;place-items:center;font-size:11px;font-weight:900;margin-top:3px}
.v-s .vlist li .k{background:rgba(59,130,246,.2);color:#93c5fd}
.v-p .vlist li .k{background:rgba(251,191,36,.2);color:#fcd34d}
.vhint{font-size:12.5px;color:var(--txt3);font-style:italic;margin-bottom:26px;padding:10px 14px;background:rgba(255,255,255,.028);border-radius:10px;border-left:2px solid var(--line-hov)}
.vcard .btn{width:100%;justify-content:center}
.pop{
  position:absolute;top:22px;right:22px;background:linear-gradient(135deg,var(--gold),#f59e0b);
  color:#1a1005;font-size:11.5px;font-weight:900;padding:5px 13px;border-radius:999px;letter-spacing:.6px;
  box-shadow:0 5px 16px rgba(251,191,36,.45);
}

/* 对比表 */
.twrap{
  background:var(--card);border:1px solid var(--line);border-radius:22px;overflow:hidden;backdrop-filter:blur(10px);
}
.tscroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;min-width:620px}
thead th{
  padding:20px 22px;text-align:left;font-size:14.5px;font-weight:800;
  background:rgba(255,255,255,.045);border-bottom:1px solid var(--line);color:var(--txt);white-space:nowrap;
}
thead th:first-child{width:38%}
thead th.pro-h{
  background:linear-gradient(135deg,rgba(251,191,36,.16),rgba(251,191,36,.05));
  color:#fcd34d;border-bottom-color:rgba(251,191,36,.32);
}
thead th small{display:block;font-weight:600;font-size:11.5px;color:var(--txt3);margin-top:3px}
tbody td{padding:15px 22px;border-bottom:1px solid rgba(255,255,255,.05);font-size:14.6px;color:var(--txt2);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(255,255,255,.028)}
tbody td:first-child{color:var(--txt);font-weight:600}
td.pro-c{background:rgba(251,191,36,.045);text-align:center}
th.pro-h{text-align:center}
.grp td{
  background:rgba(59,130,246,.07);color:#93c5fd;font-weight:800;font-size:12.5px;
  letter-spacing:1.6px;text-transform:uppercase;padding:12px 22px;
}
.yes,.no{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:8px;font-size:14px;font-weight:900}
.yes{background:rgba(52,211,153,.16);color:#6ee7b7}
.no{background:rgba(255,255,255,.05);color:var(--txt3)}
.tnote{text-align:center;margin-top:18px;font-size:13px;color:var(--txt3)}
.tnote a{color:#93c5fd;text-decoration:none;font-weight:600}
.tnote a:hover{text-decoration:underline}

/* 能力矩阵 */
.cgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:19px}
.cap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;
  transition:.35s;position:relative;overflow:hidden;
}
.cap::after{content:'';position:absolute;top:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transition:.4s;transform-origin:left}
.cap:hover{transform:translateY(-6px);border-color:var(--line-hov);background:var(--card-hov);box-shadow:var(--shadow)}
.cap:hover::after{transform:scaleX(1)}
.cnum{font-size:12px;font-weight:900;color:var(--cyan);letter-spacing:1.6px;margin-bottom:11px}
.cap h4{font-size:18px;font-weight:800;margin-bottom:10px;letter-spacing:-.3px}
.cap p{font-size:14.3px;color:var(--txt2);margin-bottom:16px;line-height:1.72}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{
  font-size:11.5px;padding:4px 11px;border-radius:7px;font-weight:600;
  background:rgba(59,130,246,.11);color:#93c5fd;border:1px solid rgba(59,130,246,.2);
}
.chip.g{background:rgba(251,191,36,.11);color:#fcd34d;border-color:rgba(251,191,36,.22)}

/* 流程步骤 */
.sgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step{position:relative;padding-top:34px}
.step::before{
  content:attr(data-n);position:absolute;top:0;left:0;
  font-size:52px;font-weight:900;line-height:1;
  background:linear-gradient(135deg,rgba(59,130,246,.28),rgba(34,211,238,.1));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  letter-spacing:-3px;
}
.step h4{font-size:17px;font-weight:800;margin-bottom:9px;letter-spacing:-.2px}
.step p{font-size:14px;color:var(--txt2);line-height:1.7}

/* 三类身份 */
.rgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.role{
  background:var(--card);border:1px solid var(--line);border-radius:24px;padding:32px 28px;transition:.35s;text-align:center;
}
.role:hover{transform:translateY(-7px);border-color:var(--line-hov);background:var(--card-hov);box-shadow:var(--shadow)}
.rico{
  width:60px;height:60px;border-radius:18px;margin:0 auto 18px;display:grid;place-items:center;font-size:27px;
}
.r1{background:linear-gradient(135deg,rgba(59,130,246,.22),rgba(59,130,246,.06));border:1px solid rgba(59,130,246,.3)}
.r2{background:linear-gradient(135deg,rgba(52,211,153,.22),rgba(52,211,153,.06));border:1px solid rgba(52,211,153,.3)}
.r3{background:linear-gradient(135deg,rgba(167,139,250,.22),rgba(167,139,250,.06));border:1px solid rgba(167,139,250,.3)}
.role h4{font-size:19px;font-weight:800;margin-bottom:6px}
.role .rl{font-size:12.5px;color:var(--txt3);font-weight:700;letter-spacing:1.2px;margin-bottom:16px;text-transform:uppercase}
.role ul{list-style:none;text-align:left}
.role ul li{font-size:14px;color:var(--txt2);padding:7px 0 7px 20px;position:relative;border-bottom:1px solid rgba(255,255,255,.045)}
.role ul li:last-child{border:none}
.role ul li::before{content:'▸';position:absolute;left:0;color:var(--cyan);font-size:12px}

/* 代理流程 */
.flow{display:flex;align-items:stretch;gap:12px;flex-wrap:wrap;justify-content:center}
.fnode{
  flex:1;min-width:150px;background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:22px 18px;text-align:center;transition:.3s;position:relative;
}
.fnode:hover{border-color:var(--line-hov);background:var(--card-hov);transform:translateY(-5px)}
.fn-n{
  width:30px;height:30px;border-radius:9px;margin:0 auto 12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--blue),var(--cyan));color:#04070f;font-weight:900;font-size:14px;
}
.fnode h5{font-size:15px;font-weight:800;margin-bottom:5px}
.fnode p{font-size:12.8px;color:var(--txt3);line-height:1.6}

/* FAQ */
.faq{max-width:840px;margin:0 auto}
.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:15px;margin-bottom:12px;transition:.3s;overflow:hidden;
}
.faq details:hover{border-color:var(--line-hov)}
.faq details[open]{background:var(--card-hov);border-color:var(--line-hov)}
.faq summary{
  padding:19px 24px;cursor:pointer;font-weight:700;font-size:15.5px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;transition:.2s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:#93c5fd}
.faq summary::after{content:'+';font-size:23px;color:var(--cyan);font-weight:400;flex-shrink:0;transition:.3s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg);color:var(--gold)}
.faq .ans{padding:0 24px 21px;color:var(--txt2);font-size:14.6px;line-height:1.85;border-top:1px solid rgba(255,255,255,.05);padding-top:16px}
.faq .ans strong{color:var(--txt)}

/* 底部 CTA */
.band{
  background:linear-gradient(135deg,rgba(59,130,246,.13),rgba(167,139,250,.1) 55%,rgba(34,211,238,.08));
  border:1px solid var(--line-hov);border-radius:30px;padding:64px 40px;text-align:center;position:relative;overflow:hidden;
}
.band::before{
  content:'';position:absolute;top:-45%;right:-8%;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(59,130,246,.16),transparent 68%);
}
.band h2{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:900;letter-spacing:-1px;margin-bottom:16px;position:relative}
.band p{color:var(--txt2);max-width:620px;margin:0 auto 34px;font-size:16px;position:relative}
.band-btns{display:flex;gap:15px;justify-content:center;flex-wrap:wrap;position:relative}

/* 页脚 */
footer{border-top:1px solid var(--line);padding:52px 0 30px;background:rgba(0,0,0,.28)}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:38px}
.fcol h5{font-size:13px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;color:var(--txt3);margin-bottom:15px}
.fcol p{font-size:14px;color:var(--txt2);margin-bottom:14px;max-width:330px;line-height:1.75}
.fcol a{display:block;color:var(--txt2);text-decoration:none;font-size:14px;padding:5px 0;transition:.2s}
.fcol a:hover{color:#93c5fd;transform:translateX(3px)}
.fbot{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--txt3)}

/* 滚动渐显 */
.rv{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.rv.in{opacity:1;transform:none}

/* 响应式 */
@media(max-width:1000px){
  .vgrid,.rgrid{grid-template-columns:1fr}
  .sgrid{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  section{padding:70px 0}
  .hero{padding:120px 0 60px}
  .nav-lk{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    background:rgba(7,9,18,.98);border-bottom:1px solid var(--line);padding:14px 20px;align-items:stretch;gap:3px}
  .nav-lk.open{display:flex}
  .nav-lk a{padding:12px 14px;font-size:15px}
  .burger{display:block}
  .stats{grid-template-columns:repeat(2,1fr)}
  .sgrid{grid-template-columns:1fr}
  .vcard{padding:30px 24px}
  .band{padding:44px 22px}
  .fgrid{grid-template-columns:1fr}
  .fbot{flex-direction:column;text-align:center}
}