:root{
  --blue:#0B63C5;--blue-2:#1E9BE8;--blue-deep:#08427F;
  --tint:#EAF4FE;--tint-2:#F7FBFF;
  --orange:#FF7A1A;--orange-2:#FFB169;--orange-tint:#FFF2E7;
  --ink:#0F1B2A;--ink-2:#3C4C63;--muted:#78879C;
  --line:#E3ECF6;--bg:#FFFFFF;--bg-2:#F6FAFF;
  --r:16px;--shadow:0 8px 26px rgba(11,66,127,.08);--shadow-lg:0 20px 56px rgba(11,66,127,.14);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
img,svg{max-width:100%;}
h1,h2,h3,h4,p,li,dd,dt,span,b,strong{overflow-wrap:break-word;}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px;}
.nowrap{white-space:nowrap;}

/* ===== 顶部公告条 ===== */
.topbar{
  background:linear-gradient(90deg,var(--blue-deep),var(--blue) 55%,var(--blue-2));
  color:#DCEBFB;font-size:13px;letter-spacing:.2px;
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px;}
.topbar b{color:#fff;font-weight:600;}
.topbar a{color:#fff;border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:1px;}
.topbar a:hover{border-color:#fff;}

/* ===== 导航 ===== */
header.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand .logo-img{height:38px;width:auto;display:block;flex-shrink:0;}
.brand .txt strong{display:block;font-size:17px;letter-spacing:.5px;line-height:1.25;}
.brand .txt span{display:block;font-size:10.5px;color:var(--muted);letter-spacing:1.6px;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{font-size:14.5px;color:var(--ink-2);position:relative;padding:6px 0;transition:color .2s;white-space:nowrap;}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),var(--orange));transition:width .24s;
}
.nav-links a:hover{color:var(--blue);}
.nav-links a:hover::after{width:100%;}
.nav-cta{display:flex;align-items:center;gap:10px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:30px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .22s;font-family:inherit;line-height:1.4;
}
.btn-p{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;box-shadow:0 10px 24px rgba(11,99,197,.28);}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(11,99,197,.36);}
.btn-o{background:linear-gradient(135deg,var(--orange),var(--orange-2));color:#fff;box-shadow:0 10px 24px rgba(255,122,26,.26);}
.btn-o:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,122,26,.34);}
.btn-s{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-s:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:12px;align-items:center;justify-content:center;cursor:pointer;}
.burger span{display:block;width:18px;height:2px;background:var(--ink);position:relative;border-radius:2px;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.burger span::before{top:-6px}.burger span::after{top:6px}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:76px 0 66px;background:
  radial-gradient(900px 460px at 88% -8%,#DCEBFB 0%,rgba(220,235,251,0) 70%),
  radial-gradient(680px 380px at 6% 104%,#FFF1E4 0%,rgba(255,241,228,0) 72%),
  #fff;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;opacity:.45;
  mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%);
}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  padding:7px 15px;border-radius:30px;font-size:12.5px;color:var(--ink-2);letter-spacing:.4px;
  box-shadow:0 4px 14px rgba(11,66,127,.06);
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,122,26,.16);}
h1{font-size:clamp(28px,3.5vw,50px);line-height:1.24;letter-spacing:-.8px;font-weight:800;margin:20px 0 18px;}
h1 em{
  font-style:normal;white-space:nowrap;
  background:linear-gradient(120deg,var(--blue) 0%,var(--blue-2) 45%,var(--orange) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
}
.hero .lead{font-size:16.5px;color:var(--ink-2);max-width:540px;}
.hero .lead b{color:var(--blue-deep);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 0;}
.hero-note{margin-top:16px;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:7px;}

/* Hero 视觉 */
.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;}
.hero-visual svg{width:100%;height:auto;display:block;}
.spin-slow{transform-origin:260px 260px;animation:spin 46s linear infinite;}
@keyframes spin{
  to{transform:rotate(360deg)}
}
.pulse{animation:pulse 3.6s ease-in-out infinite;}
@keyframes pulse{
  0%,100%{opacity:.55;r:4}
  50%{opacity:1;r:6}
}

/* ===== 数据条 ===== */
.stats-band{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:34px 0;}
.stat{text-align:center;padding:0 6px;position:relative;}
.stat+.stat::before{content:"";position:absolute;left:0;top:12%;height:76%;width:1px;background:var(--line);}
.stat b{display:block;font-size:clamp(28px,3.4vw,40px);font-weight:800;letter-spacing:-.5px;font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,var(--blue-deep),var(--blue-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;}
.stat b i{font-style:normal;font-size:.5em;font-weight:600;margin-left:2px;}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:2px;}

/* ===== 通用区块 ===== */
section{padding:86px 0;}
section[id]{scroll-margin-top:86px;}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head .bar{width:46px;height:5px;border-radius:3px;background:linear-gradient(135deg,var(--blue),var(--orange));margin-bottom:16px;}
.sec-head h2{font-size:clamp(25px,3.3vw,36px);line-height:1.32;letter-spacing:-.5px;display:flex;align-items:baseline;gap:13px;flex-wrap:wrap;}
.sec-head h2 small{font-size:11.5px;font-weight:500;letter-spacing:2px;color:var(--muted);text-transform:uppercase;}
.sec-head p{margin-top:14px;color:var(--ink-2);font-size:15.5px;}
.center{text-align:center;margin-left:auto;margin-right:auto;}
.center .bar{margin-left:auto;margin-right:auto;}
.center h2{justify-content:center;}

/* ===== 业务矩阵 ===== */
#matrix{background:var(--bg);}
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.m-card.wide{
  grid-column:1/-1;flex-direction:row;align-items:center;gap:22px;
  background:linear-gradient(120deg,#F7FBFF 0%,#FFF9F4 100%);border-color:#D8E8F8;
}
.m-card.wide .ico{margin-bottom:0;flex-shrink:0;width:52px;height:52px;border-radius:15px;background:#fff;border:1px solid #DCEBFB;}
.m-card.wide .wide-body{flex:1;min-width:0;}
.m-card.wide h3{margin:2px 0 4px;}
.m-card.wide p{flex:none;}
.m-card.wide .go{white-space:nowrap;flex-shrink:0;}
.m-card{
  position:relative;display:flex;flex-direction:column;gap:9px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 24px 22px;
  transition:transform .22s,box-shadow .22s,border-color .22s;overflow:hidden;
}
.m-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--blue),var(--blue-2));opacity:0;transition:opacity .22s;
}
.m-card:nth-child(2)::before,.m-card:nth-child(5)::before{background:linear-gradient(180deg,var(--orange),var(--orange-2));}
.m-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#CFE2F6;}
.m-card:hover::before{opacity:1;}
.m-card .ico{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:var(--tint);color:var(--blue);margin-bottom:4px;
}
.m-card:nth-child(2) .ico,.m-card:nth-child(5) .ico{background:var(--orange-tint);color:var(--orange);}
.m-card .ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.m-card .tag{font-size:11px;letter-spacing:1.4px;color:var(--muted);text-transform:uppercase;}
.m-card h3{font-size:17.5px;line-height:1.45;font-weight:700;}
.m-card p{font-size:13.8px;color:var(--ink-2);flex:1;}
.m-card .go{font-size:13px;font-weight:600;color:var(--blue);display:inline-flex;align-items:center;gap:5px;}
.m-card:nth-child(2) .go,.m-card:nth-child(5) .go{color:var(--orange);}
.m-card:hover .go{gap:9px;}

/* ===== 业务详情 ===== */
.biz{padding:78px 0;border-top:1px solid var(--line);}
.biz.orange{background:var(--bg-2);}
.biz .wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:52px;align-items:start;}
.biz.flip .wrap{grid-template-columns:1.08fr .92fr;}
.biz.flip .biz-copy{order:2;}
.biz.flip .biz-body{order:1;}
.biz-label{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:1.6px;
  color:var(--blue);background:var(--tint);border-radius:20px;padding:5px 14px;text-transform:uppercase;font-weight:600;}
.biz.orange .biz-label{color:#C85A00;background:var(--orange-tint);}
.biz h2{font-size:clamp(24px,3vw,33px);line-height:1.34;letter-spacing:-.4px;margin:16px 0 10px;}
.biz .sub{font-size:14px;color:var(--muted);margin-bottom:16px;}
.biz-copy p{color:var(--ink-2);font-size:15px;margin-bottom:14px;}
.biz-copy p:last-of-type{margin-bottom:0;}
.kv{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.kv li{display:flex;gap:11px;font-size:14.5px;color:var(--ink-2);line-height:1.65;}
.kv li svg{width:17px;height:17px;flex-shrink:0;margin-top:5px;stroke:var(--blue);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;}
.biz.orange .kv li svg{stroke:var(--orange);}
.kv li b{color:var(--ink);font-weight:600;}
.biz-body{display:flex;flex-direction:column;gap:14px;}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow);}
.panel h4{font-size:13px;letter-spacing:1.2px;color:var(--muted);text-transform:uppercase;margin-bottom:14px;font-weight:600;}
.split{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.mini{background:var(--tint-2);border:1px solid var(--line);border-radius:12px;padding:14px 15px;}
.mini b{display:block;font-size:20px;color:var(--blue-deep);letter-spacing:-.3px;line-height:1.3;}
.mini span{font-size:12.5px;color:var(--muted);}
.tl{list-style:none;position:relative;padding-left:22px;}
.tl::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--blue),rgba(30,155,232,.15));border-radius:2px;}
.tl li{position:relative;padding:0 0 16px;font-size:14px;color:var(--ink-2);}
.tl li:last-child{padding-bottom:0;}
.tl li::before{content:"";position:absolute;left:-21px;top:7px;width:10px;height:10px;border-radius:50%;background:#fff;border:2.5px solid var(--blue);}
.biz.orange .tl li::before{border-color:var(--orange);}
.biz.orange .tl::before{background:linear-gradient(180deg,var(--orange),rgba(255,177,105,.15));}
.tl li b{display:block;color:var(--ink);font-size:14.5px;}
.tl li span{color:var(--muted);font-size:13px;}
.chip{
  display:inline-block;font-size:12.5px;padding:5px 12px;border-radius:8px;
  background:var(--tint);color:var(--blue-deep);margin:0 6px 8px 0;border:1px solid #D6E8FB;
}
.biz.orange .chip{background:var(--orange-tint);color:#A84B00;border-color:#FFE0C4;}

/* ===== 三原力 ===== */
#sanyuanli{background:
  radial-gradient(800px 400px at 12% 0%,#EAF4FE 0%,rgba(234,244,254,0) 65%),
  radial-gradient(700px 400px at 92% 96%,#FFF2E7 0%,rgba(255,242,231,0) 68%),
  #fff;
  border-top:1px solid var(--line);}
.formula{
  display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;
  background:linear-gradient(135deg,var(--blue-deep),var(--blue) 58%,var(--blue-2));
  color:#fff;border-radius:18px;padding:26px 28px;margin-bottom:36px;
  box-shadow:0 18px 40px rgba(8,66,127,.24);
}
.formula .fx{font-size:clamp(20px,2.6vw,28px);font-weight:800;letter-spacing:.4px;display:flex;align-items:center;gap:9px;flex-wrap:wrap;justify-content:center;}
.formula .fx i{font-style:normal;color:var(--orange-2);font-weight:700;}
.formula .fx u{text-decoration:none;color:var(--orange-2);}
.formula p{font-size:13.5px;color:#CFE4FA;text-align:center;margin-top:4px;flex-basis:100%;}
.powers{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:40px;}
.power{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;
  position:relative;overflow:hidden;transition:transform .22s,box-shadow .22s;
}
.power:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}
.power .num{position:absolute;right:18px;top:10px;font-size:56px;font-weight:800;color:var(--tint);line-height:1;letter-spacing:-2px;}
.power .badge{display:inline-block;font-size:11px;letter-spacing:1.4px;color:var(--blue);background:var(--tint);
  border-radius:6px;padding:3px 9px;font-weight:700;margin-bottom:12px;position:relative;}
.power h3{font-size:21px;margin-bottom:8px;position:relative;}
.power p{font-size:14px;color:var(--ink-2);position:relative;}
.power .meta{margin-top:14px;font-size:12.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px;position:relative;}

.block-title{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin:0 0 18px;}
.block-title h3{font-size:20px;letter-spacing:-.2px;}
.block-title span{font-size:13px;color:var(--muted);}

/* 表格 */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--shadow);-webkit-overflow-scrolling:touch;}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14px;}
thead th{
  background:linear-gradient(135deg,#F2F8FF,#EAF4FE);color:var(--blue-deep);
  font-size:12.5px;letter-spacing:.8px;font-weight:700;text-align:left;
  padding:14px 16px;border-bottom:1px solid var(--line);white-space:nowrap;
}
thead th:first-child{color:var(--ink);}
tbody td{padding:15px 16px;border-bottom:1px solid #EEF4FB;color:var(--ink-2);vertical-align:top;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:#FAFDFF;}
td.lvl{font-weight:700;color:var(--ink);white-space:nowrap;}
td.lvl span{display:block;font-weight:400;font-size:12.5px;color:var(--muted);}
td b{color:var(--ink);display:block;font-size:14px;}
td em{font-style:normal;font-size:12.5px;color:var(--muted);}
.cpu{color:var(--blue);}.gpu{color:var(--orange);}.os{color:#0E9F6E;}

/* 五问 */
.q5{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:14px;}
.q{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 16px;position:relative;transition:transform .2s,border-color .2s;}
.q:hover{transform:translateY(-4px);border-color:#CFE2F6;}
.q b{display:block;font-size:13px;letter-spacing:1.2px;color:var(--orange);margin-bottom:7px;font-weight:700;}
.q p{font-size:14px;color:var(--ink);line-height:1.6;font-weight:500;}
.q span{display:block;font-size:12px;color:var(--muted);margin-top:8px;line-height:1.6;}

/* ===== 成长路径 ===== */
#path{background:var(--bg-2);border-top:1px solid var(--line);}
/* ===== 成长路径：一条轨道，四个站点 ===== */
.path{position:relative;}
.path-list{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative;}
.step{position:relative;padding-top:60px;display:flex;flex-direction:column;}
.step:nth-child(1){--sc:#08427F;--sc-ink:#08427F;--sc-soft:#E8F0FA;}
.step:nth-child(2){--sc:#0B63C5;--sc-ink:#0B63C5;--sc-soft:#E9F2FD;}
.step:nth-child(3){--sc:#E8590C;--sc-ink:#AE4A08;--sc-soft:#FDEDE2;}
.step:nth-child(4){--sc:#FF7A1A;--sc-ink:#B4500C;--sc-soft:#FFF1E6;}
/* 轨道逐段铺：每段从本站连到下一站，颜色顺手从深蓝走到暖橙，收在最后一站 */
.step::after{
  content:"";position:absolute;left:22px;right:-20px;top:21px;height:2px;border-radius:2px;
}
.step:nth-child(1)::after{background:linear-gradient(90deg,#08427F,#0B63C5);}
.step:nth-child(2)::after{background:linear-gradient(90deg,#0B63C5,var(--orange-2));}
.step:nth-child(3)::after{background:linear-gradient(90deg,var(--orange-2),var(--orange));}
.step:nth-child(4)::after{display:none;}
/* 站点圆环 + 站台到卡片的连接线 */
.step .no{
  position:absolute;left:0;top:0;z-index:1;
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:#fff;border:2px solid var(--sc);color:var(--ink);
  font-weight:800;font-size:13px;letter-spacing:.02em;
  box-shadow:0 0 0 6px var(--bg-2),0 8px 18px rgba(11,66,127,.10);
  transition:background .22s,color .22s,transform .22s;
}
.step::before{
  content:"";position:absolute;left:21px;top:44px;width:2px;height:16px;opacity:.45;
  background:linear-gradient(180deg,var(--sc) 0%,var(--sc) 55%,transparent 100%);
}
.step:hover .no{background:var(--sc);color:#fff;transform:scale(1.07);}
/* 阶段卡片 */
.step-card{
  position:relative;flex:1 1 auto;display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:19px 20px 17px;transition:transform .24s,box-shadow .24s,border-color .24s;
}
.step-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--sc),transparent);
}
.step:hover .step-card{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#D6E6F6;}
.step-top{display:flex;align-items:baseline;gap:9px;margin-bottom:7px;}
.step-top h3{font-size:18px;letter-spacing:-.2px;}
.step-kicker{font-size:9.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--sc-ink);opacity:.82;}
.step-card p{font-size:13.4px;color:var(--ink-2);line-height:1.8;}
.step-out{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;
}
.step-out .k{
  flex:none;font-size:10px;font-weight:800;letter-spacing:.1em;line-height:1.9;
  color:var(--sc-ink);background:var(--sc-soft);border-radius:6px;padding:1px 7px;
}
.step-out .v{font-size:13px;font-weight:600;color:var(--ink);}

/* ===== 机构合作 ===== */
#partner{background:#fff;border-top:1px solid var(--line);}
/* 三档卡片 */
.tier-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:28px;}
.tier-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 22px 20px;box-shadow:var(--shadow);}
.tier-card .tc-head{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.tier-card .tc-head b{font-size:18px;letter-spacing:.5px;}
.tier-card .tc-head i{font-style:normal;font-size:11.5px;font-weight:600;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:20px;padding:2px 10px;white-space:nowrap;}
.tier-card .tc-fee{margin:14px 0 13px;padding-bottom:14px;border-bottom:1px dashed var(--line);}
.tier-card .tc-fee em{font-style:normal;font-size:28px;font-weight:800;letter-spacing:-.6px;color:var(--ink);line-height:1.15;display:block;}
.tier-card .tc-fee em u{text-decoration:none;font-size:13.5px;font-weight:600;color:var(--muted);letter-spacing:0;margin-left:3px;}
.tier-card .tc-fee span{display:block;font-size:12px;color:var(--muted);margin-top:5px;letter-spacing:.4px;}
.tier-card p{font-size:13.5px;color:var(--ink-2);line-height:1.8;}
.tier-card ul{list-style:none;margin-top:13px;display:grid;gap:7px;}
.tier-card li{position:relative;font-size:13px;color:var(--ink-2);line-height:1.65;padding-left:15px;}
.tier-card li::before{content:"";position:absolute;left:0;top:8px;width:5.5px;height:5.5px;border-radius:50%;background:var(--blue);}
.tier-card.blue{background:linear-gradient(180deg,#F1F8FF,#fff 58%);border-color:#BFDCF6;box-shadow:0 14px 34px rgba(11,99,197,.12);}
.tier-card.orange{background:linear-gradient(180deg,#FFF7EF,#fff 58%);border-color:#FFD9B8;}
.tier-card.orange li::before{background:var(--orange);}
.tier-card.orange .tc-head i{color:#B4620F;border-color:#FFDCBE;background:#FFF9F3;}

/* 权益对照表 */
.bt-wrap{background:var(--bg-2);border:1px solid var(--line);border-radius:18px;padding:24px 22px 20px;}
.bt-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:16px;}
.bt-head h3{font-size:17px;letter-spacing:.2px;}
.bt-tabs{display:none;gap:4px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px;}
.bt-tab{font:inherit;font-size:13px;font-weight:600;color:var(--ink-2);background:transparent;border:0;border-radius:9px;padding:7px 14px;cursor:pointer;white-space:nowrap;transition:background .18s,color .18s;}
.bt-tab:hover{color:var(--blue);}
.bt-tab.on{background:var(--blue);color:#fff;}
.bt-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:13px;}
.bt{width:100%;table-layout:fixed;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden;}
.bt col.col-item{width:33%;}
.bt thead th{background:#F1F7FE;color:var(--ink);font-size:13px;font-weight:800;text-align:left;letter-spacing:.4px;padding:13px 16px;border-bottom:1px solid var(--line);}
.bt thead th.c2{background:#E7F2FF;}
.bt thead th.c3{background:#FFF3E6;}
.bt tr.bt-cat td{background:#F8FBFF;color:var(--blue);font-size:12.5px;font-weight:800;letter-spacing:1.6px;padding:9px 16px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.bt tr.bt-cat:first-child td{border-top:0;}
.bt td{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.62;}
.bt tbody tr:last-child td{border-bottom:0;}
.bt tbody tr:not(.bt-cat):hover td{background:#FCFDFF;}
.bt td.item b{display:block;font-size:14px;font-weight:700;color:var(--ink);}
.bt td.item i{display:block;font-style:normal;font-size:12px;color:var(--muted);margin-top:3px;line-height:1.62;}
.bt td b{display:block;font-size:14.5px;font-weight:800;color:var(--ink);}
.bt td .sub{display:block;font-size:12px;color:var(--muted);margin-top:2px;line-height:1.62;}
.bt td span{font-size:13px;color:var(--ink-2);}
.bt td .dash{color:#C3CFDD;font-weight:700;}
.bt-note{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:13px;padding:14px 18px;}
.bt-note b{display:block;font-size:12.5px;letter-spacing:.8px;color:var(--ink);margin-bottom:7px;}
.bt-note ol{list-style:none;counter-reset:bn;}
.bt-note li{counter-increment:bn;position:relative;font-size:12px;color:var(--muted);line-height:1.8;padding-left:19px;}
.bt-note li::before{content:counter(bn) ".";position:absolute;left:0;color:#9FB0C4;}

/* 底部 CTA */
.partner-cta{display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;margin-top:24px;background:linear-gradient(120deg,#08386B,#0B63C5 60%,#1E9BE8);border-radius:16px;padding:20px 24px;color:#fff;box-shadow:0 14px 34px rgba(8,66,127,.22);}
.partner-cta b{display:block;font-size:16.5px;}
.partner-cta span{display:block;font-size:13px;color:#C7E0F8;margin-top:4px;line-height:1.72;max-width:620px;}
.partner-cta .btn{flex:none;}

/* ===== FAQ ===== */
#faq{background:var(--bg-2);border-top:1px solid var(--line);}
.faq{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
details{background:#fff;border:1px solid var(--line);border-radius:13px;padding:0 20px;transition:border-color .2s,box-shadow .2s;}
details[open]{border-color:#CFE2F6;box-shadow:var(--shadow);}
summary{
  list-style:none;cursor:pointer;padding:18px 0;font-size:15.5px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
summary::-webkit-details-marker{display:none;}
summary::after{content:"+";font-size:20px;color:var(--blue);font-weight:400;line-height:1;transition:transform .2s;flex-shrink:0;}
details[open] summary::after{transform:rotate(45deg);}
details .ans{padding:0 0 18px;font-size:14.3px;color:var(--ink-2);border-top:1px dashed var(--line);padding-top:14px;}

/* ===== 联系 ===== */
#contact{background:
  radial-gradient(700px 360px at 88% 8%,#EAF4FE 0%,rgba(234,244,254,0) 70%),
  radial-gradient(600px 320px at 4% 92%,#FFF2E7 0%,rgba(255,242,231,0) 72%),
  #fff;
  border-top:1px solid var(--line);}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.contact-info{display:grid;gap:14px;margin-top:26px;}
.ci{display:flex;gap:14px;align-items:flex-start;}
.ci .ic{width:40px;height:40px;border-radius:12px;background:var(--tint);color:var(--blue);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.ci .ic svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.ci b{display:block;font-size:14px;color:var(--muted);font-weight:500;}
.ci span{font-size:16.5px;font-weight:700;color:var(--ink);letter-spacing:.3px;}
.ci .gh-list{display:flex;flex-direction:column;gap:3px;margin-top:4px;}
.ci .gh-list i{font-style:normal;font-size:15.5px;font-weight:700;color:var(--ink);letter-spacing:.2px;line-height:1.45;display:flex;align-items:baseline;}
.ci .gh-list i::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--orange);flex:none;margin-right:8px;transform:translateY(-1px);}
.ct-card{background:linear-gradient(150deg,var(--blue-deep),var(--blue) 58%,var(--blue-2));border-radius:20px;padding:38px 34px;color:#fff;box-shadow:0 24px 52px rgba(8,66,127,.28);position:relative;overflow:hidden;}
.ct-card::after{content:"";position:absolute;right:-60px;bottom:-70px;width:230px;height:230px;border-radius:50%;background:rgba(255,255,255,.08);}
.ct-card h3{font-size:26px;line-height:1.45;letter-spacing:-.3px;}
.ct-card .ln{width:44px;height:4px;border-radius:2px;background:var(--orange);margin:18px 0;}
.ct-card p{font-size:14.5px;color:#CFE4FA;position:relative;}
.ct-card .quote{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.18);font-size:14px;color:#fff;font-weight:600;}
.ct-card .btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;position:relative;}

/* ===== Footer ===== */
footer{background:#0A1727;color:#93A6BC;padding:46px 0 30px;font-size:13.5px;}
.f-top{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap;padding-bottom:26px;border-bottom:1px solid rgba(255,255,255,.1);}
.f-brand{max-width:420px;}
.f-brand .b{display:flex;align-items:center;gap:10px;margin-bottom:12px;color:#fff;}
.f-brand .b strong{font-size:16.5px;}
.f-brand .b img{height:30px;width:auto;display:block;flex-shrink:0;}
.f-brand p{font-size:13px;line-height:1.85;color:#8296AC;}
.f-links{display:flex;gap:52px;flex-wrap:wrap;}
.f-col b{display:block;color:#fff;font-size:13.5px;margin-bottom:12px;font-weight:600;}
.f-col a{display:block;font-size:13px;color:#8296AC;margin-bottom:9px;transition:color .2s;}
.f-col a:hover{color:#fff;}
.f-bottom{padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#6D8098;}
.f-note{font-size:12px;color:#6D8098;line-height:1.9;padding-top:14px;max-width:900px;}

/* 滚动揭示 */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.rv.in{opacity:1;transform:none;}
html.no-js .rv{opacity:1;transform:none;}

/* ===== 响应式 ===== */
@media (max-width:1020px){
  .matrix{grid-template-columns:repeat(2,1fr);}
  .powers{grid-template-columns:1fr 1fr;}
  .q5{grid-template-columns:repeat(3,1fr);}
  .path-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  /* 两列时轨道断开，站点改为卡片内嵌 */
  .path-list::before,.step::before,.step::after{display:none;}
  .step{padding-top:0;}
  .step .no{position:static;width:38px;height:38px;margin-bottom:12px;font-size:12px;box-shadow:none;}
}
@media (max-width:920px){
  .hero .wrap{grid-template-columns:1fr;gap:34px;}
  .hero-visual{order:2;max-width:520px;margin:0 auto;}
  .biz .wrap,.biz.flip .wrap{grid-template-columns:1fr;gap:30px;}
  .biz.flip .biz-copy{order:0;}
  .biz.flip .biz-body{order:0;}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .stats{grid-template-columns:repeat(2,1fr);gap:22px 8px;}
  .stat:nth-child(3)::before{display:none;}
  .nav-links{display:none;}
  .nav-links.open{
    display:flex;flex-direction:column;align-items:flex-start;gap:0;
    position:absolute;left:0;right:0;top:68px;background:#fff;
    border-bottom:1px solid var(--line);padding:10px 24px 18px;box-shadow:var(--shadow-lg);
  }
  .nav-links.open a{width:100%;padding:12px 0;border-bottom:1px solid #F2F7FC;font-size:15px;}
  .nav-links.open a:last-child{border-bottom:none;}
  .burger{display:flex;}
  .nav-cta .btn{display:none;}
}
/* 品牌 Logo 比原图标宽，导航在 1180 以下提前收进汉堡菜单，避免链接折行 */
@media (max-width:1180px){
  .nav-links{display:none;}
  .nav-links.open{
    display:flex;flex-direction:column;align-items:flex-start;gap:0;
    position:absolute;left:0;right:0;top:68px;background:#fff;
    border-bottom:1px solid var(--line);padding:10px 24px 18px;box-shadow:var(--shadow-lg);
  }
  .nav-links.open a{width:100%;padding:12px 0;border-bottom:1px solid #F2F7FC;font-size:15px;border-radius:0;}
  .nav-links.open a:last-child{border-bottom:none;}
  .burger{display:flex;}
}
@media (max-width:760px){
  body{font-size:15.5px;}
  .hero-visual .lb{display:none;}
  .m-card.wide{flex-direction:column;align-items:flex-start;gap:12px;}
  .m-card.wide .go{white-space:normal;}
  section{padding:62px 0;}
  .biz{padding:56px 0;}
  .hero{padding:52px 0 48px;}
  .matrix,.powers,.q5,.split{grid-template-columns:1fr;}
  /* 单列时轨道竖起来：左侧一条线，站点压在线上 */
  .path-list{grid-template-columns:1fr;gap:18px;}
  .step{padding-left:62px;}
  .step .no{position:absolute;left:0;top:0;width:44px;height:44px;margin-bottom:0;font-size:13px;box-shadow:0 0 0 5px var(--bg-2);}
  .step::after{
    content:"";display:block;position:absolute;left:21px;right:auto;top:44px;bottom:-18px;
    width:2px;height:auto;background:var(--sc);opacity:.3;
  }
  .step:last-child::after{display:none;}
  .topbar .wrap{height:auto;padding:8px 24px;flex-direction:column;align-items:flex-start;gap:2px;font-size:12px;}
  .topbar{clip-path:none;}
  .formula{padding:22px 18px;border-radius:14px;}
  .bt-wrap{padding:20px 16px 16px;}
  .ct-card{padding:30px 24px;}
  .f-links{gap:32px;}
  .stat+.stat::before{display:none;}
  .sec-head{margin-bottom:32px;}
  thead th,tbody td{padding:12px 13px;}
  .brand .logo-img{height:32px;}
  .brand .txt span{display:none;}
  .brand .txt strong{font-size:16px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .rv{opacity:1;transform:none;}
}


/* 移动端：允许 grid / flex 子项收缩，避免宽表格把整页撑出横向滚动 */
.biz .wrap > *,.biz-body > *,.panel > *,.contact-grid > *,.tier-cards > *{min-width:0;}
.table-scroll{max-width:100%;}
/* ===== 报名入口 ===== */
.biz-cta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:26px;}
.biz-cta .btn{padding:11px 24px;font-size:14.5px;}
.biz-cta .mini{font-size:13.5px;color:var(--muted);border-bottom:1px dashed var(--line);padding-bottom:1px;transition:all .16s;}
.biz-cta .mini:hover{color:var(--blue);border-color:var(--blue-2);}
.hero-mini{margin-top:16px;display:flex;gap:20px;flex-wrap:wrap;font-size:13.5px;color:var(--ink-2);}
.hero-mini a{border-bottom:1px dashed rgba(11,99,197,.35);padding-bottom:1px;transition:all .16s;}
.hero-mini a:hover{color:var(--blue);border-color:var(--blue);}
.nav-mini{font-size:13.5px;color:var(--ink-2);margin-right:8px;transition:color .16s;}
.nav-mini:hover{color:var(--blue);}
/* 导航右侧仅保留「教师工作台」一个入口，其余报名动作统一由顶部公告条承担 */
.nav-tool{
  display:inline-flex;align-items:center;gap:7px;
  background:#F2F7FC;color:var(--blue-deep);border:1px solid #DCE8F6;box-shadow:none;
}
.nav-tool svg{flex:none;opacity:.9;}
.nav-tool:hover{background:#E9F2FD;border-color:var(--blue-2);color:var(--blue);box-shadow:0 6px 16px rgba(11,99,197,.12);}
/* 教师工作台：桌面走 nav-cta，窄屏收进汉堡菜单，避免桌面重复出现 */
.nav-links a.m-only{display:none;}
@media (max-width:1180px){
  .nav-links.open a.m-only{display:block;}
}
@media (max-width:760px){
  .biz-cta .btn{flex:1 1 auto;justify-content:center;}
  .biz-cta .mini{flex:1 1 100%;text-align:center;border-bottom:none;margin-top:2px;}
  .nav-mini{display:none;}
}

/* ==================== 项目 Logo ==================== */
.logo-plate{
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:12px;
}
.logo-plate img{display:block;width:auto;object-fit:contain;}

/* 主页矩阵卡片 */
.m-card .logo-plate{height:62px;width:fit-content;min-width:150px;max-width:100%;padding:9px 16px;margin-bottom:4px;}
.m-card .logo-plate img{max-height:42px;max-width:186px;}

/* 排版字标（浙音暂无官方文件时使用） */
.logo-type{flex-direction:column;gap:5px;color:#12335E;text-align:center;}
.logo-type b{font-family:"Songti SC","Noto Serif SC","Source Han Serif SC",serif;font-size:20px;letter-spacing:2.4px;line-height:1.15;font-weight:700;}
.logo-type span{font-size:7.5px;letter-spacing:1.05px;color:#6B7C93;line-height:1;}

/* ==================== 项目页 ==================== */
.proj-head{padding:40px 0 38px;background:linear-gradient(180deg,#F4F9FF,#fff);border-bottom:1px solid var(--line);}
.proj-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;}
.proj-brand{display:flex;align-items:center;gap:26px;}
/* 项目页头部右上角的主行动入口（如「进入课程」） */
.proj-enter{flex:none;display:flex;flex-direction:column;align-items:flex-end;gap:9px;}
.proj-enter .btn{padding:13px 26px;font-size:15px;}
.proj-enter-hint{font-size:12.5px;color:var(--muted);letter-spacing:.01em;}
@media (max-width:820px){
  .proj-head .wrap{flex-direction:column;align-items:flex-start;gap:18px;}
  .proj-enter{align-items:flex-start;gap:7px;}
  .proj-enter-hint{font-size:12px;}
}
.proj-head .logo-plate{height:104px;width:fit-content;padding:16px 22px;border-radius:16px;box-shadow:var(--shadow);flex:none;}
.proj-head .logo-plate img{max-height:66px;max-width:230px;}
.proj-head .logo-plate img.sq{max-height:72px;max-width:72px;}
.proj-head .logo-type b{font-size:24px;}
.proj-head .logo-type span{font-size:8.5px;}
.proj-head h1{font-size:clamp(24px,2.8vw,33px);line-height:1.34;letter-spacing:-.4px;margin:10px 0 8px;}
.proj-head .sub{font-size:14.5px;color:var(--muted);margin:0;}
.proj-page .nav-cta .btn{display:inline-flex;}

.biz.proj-body{padding:60px 0 66px;border-top:none;}
.course-body{padding:56px 0 40px;}

/* 接着看 */
.related{padding:56px 0 70px;border-top:1px solid var(--line);background:var(--bg-2);}
.related .sec-head{margin-bottom:26px;}
.related .sec-head h2{font-size:clamp(21px,2.4vw,26px);}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.rel-card{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;transition:transform .2s,box-shadow .2s,border-color .2s;}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CFE2F6;}
.rel-plate{height:56px;min-width:94px;padding:8px 10px;flex:none;}
.rel-plate img{max-height:36px;max-width:88px;}
.rel-plate.logo-type b{font-size:13px;letter-spacing:1.2px;}
.rel-plate.logo-type span{font-size:6px;}
.rel-txt{min-width:0;}
.rel-txt b{display:block;font-size:11.5px;color:var(--muted);font-weight:600;letter-spacing:.4px;line-height:1.3;}
.rel-txt span{display:block;font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.4;margin-top:4px;}
.rel-card em{margin-left:auto;font-style:normal;font-size:13px;color:var(--blue);font-weight:600;white-space:nowrap;}

@media (max-width:920px){
  .proj-brand{gap:18px;}
  .proj-head .logo-plate{height:84px;padding:12px 16px;}
  .proj-head .logo-plate img{max-height:52px;max-width:170px;}
  .proj-head .logo-plate img.sq{max-height:58px;max-width:58px;}
  .rel-grid{grid-template-columns:1fr;}
}
@media (max-width:560px){
  .proj-head{padding:26px 0 26px;}
  .proj-brand{flex-direction:column;align-items:flex-start;gap:14px;}
  .proj-head .logo-plate{height:72px;padding:10px 14px;}
  .proj-head .logo-plate img{max-height:46px;max-width:150px;}
  .proj-head .logo-plate img.sq{max-height:50px;max-width:50px;}
  .proj-head h1{font-size:22px;}
  .proj-head .logo-type b{font-size:16px;letter-spacing:1.6px;}
  .proj-head .logo-type span{font-size:6.5px;letter-spacing:.6px;}
  .biz.proj-body{padding:44px 0 50px;}
}

/* ==================== 项目页顶部条 ==================== */
.bar{background:linear-gradient(90deg,var(--blue-deep),var(--blue) 55%,var(--blue-2));color:#DCEBFB;font-size:13px;}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:38px;}
.bar b{color:#fff;font-weight:600;}
.bar-hint{font-style:normal;}
.bar .wrap > span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.bar .wrap > a{flex:none;white-space:nowrap;color:#fff;border-bottom:1px solid rgba(255,255,255,.45);}
.bar .wrap > a:hover{border-color:#fff;}

@media (max-width:560px){
  .bar{font-size:12px;}
  .bar .wrap{height:34px;padding:0 18px;}
}

/* 手机端首屏标题：避免「成长系统」被拆到单独一行 */
@media (max-width:480px){
  h1{font-size:27px;letter-spacing:-.4px;}
  .hero h1{margin:16px 0 14px;}
}


/* ==================== 机构合作：档位卡片与权益表 ==================== */
@media (max-width:980px){
  .tier-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .tier-card:last-child{grid-column:1 / -1;}
  .tier-card:last-child ul{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:700px){
  .tier-cards{grid-template-columns:1fr;gap:12px;}
  .tier-card:last-child{grid-column:auto;}
  .tier-card:last-child ul{grid-template-columns:1fr;}
  .tier-card{padding:18px 18px 16px;}
  .tier-card .tc-fee em{font-size:25px;}
  .bt-head{gap:12px;}
  .bt-tabs{display:flex;width:100%;}
  .bt-tab{flex:1 1 0;text-align:center;padding:8px 6px;}
  .bt-scroll{overflow:visible;}
  .bt{display:block;min-width:0;border:0;background:transparent;table-layout:auto;overflow:visible;}
  .bt colgroup,.bt thead{display:none;}
  .bt tbody{display:block;}
  .bt tr.bt-cat{display:block;background:#EFF6FF;border:0;border-radius:9px;padding:7px 13px;margin:15px 0 9px;}
  .bt tr.bt-cat:first-child{margin-top:0;}
  .bt tr.bt-cat td{display:block;background:transparent;border:0;padding:0;letter-spacing:1.4px;font-size:12px;}
  .bt tbody tr{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 15px;margin-bottom:9px;}
  .bt td{display:block;border:0;padding:0;}
  .bt td.item{padding-bottom:9px;margin-bottom:9px;border-bottom:1px dashed var(--line);}
  .bt td.item b{font-size:13.8px;}
  .bt td.item i{font-size:11.5px;}
  .bt td.c1,.bt td.c2,.bt td.c3{display:none;}
  .bt-wrap[data-tier="1"] td.c1,.bt-wrap[data-tier="2"] td.c2,.bt-wrap[data-tier="3"] td.c3{display:block;}
  .bt td b{font-size:14px;}
  .bt td span{font-size:13px;}
  .bt td .dash{font-size:0;}
  .bt td .dash::after{content:"不含此项";font-size:13px;color:#A9B8C9;font-weight:500;}
  .bt tbody tr:not(.bt-cat):hover td{background:transparent;}
  .bt-note{padding:13px 15px;}
  .partner-cta{padding:18px;}
  .partner-cta span{font-size:12.5px;}
  .partner-cta .btn{width:100%;justify-content:center;}
}

/* ==================== 联盟摘要卡（一级页 / 二级页入口） ==================== */
.ally{
  position:relative;display:block;overflow:hidden;padding:34px 38px 32px;border-radius:22px;
  background:linear-gradient(135deg,#08386B 0%,#0B63C5 54%,#1E9BE8 100%);
  color:#fff;text-decoration:none;box-shadow:0 20px 46px rgba(8,66,127,.26);
  transition:transform .24s ease,box-shadow .24s ease;
}
.ally::after{
  content:"";position:absolute;right:-90px;top:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.15),rgba(255,255,255,0) 68%);pointer-events:none;
}
.ally::before{
  content:"";position:absolute;left:-70px;bottom:-120px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,26,.20),rgba(255,122,26,0) 70%);pointer-events:none;
}
.ally:hover{transform:translateY(-3px);box-shadow:0 26px 58px rgba(8,66,127,.32);}
.ally-top{position:relative;}
.ally-top h3{font-size:22px;font-weight:800;color:#fff;letter-spacing:.6px;line-height:1.35;}
.ally-top p{font-size:13.5px;color:#C7E0F8;margin:9px 0 0;line-height:1.72;}
.ally-list{position:relative;margin:24px 0 26px;}
.ally-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0;border-top:1px solid rgba(255,255,255,.17);}
.ally-row:first-child{border-top:0;padding-top:2px;}
.ally-txt{min-width:0;}
.ally-txt b{display:block;font-size:16.5px;font-weight:800;color:#fff;letter-spacing:.4px;}
.ally-txt span{display:block;font-size:13px;color:#B9D6F2;margin-top:6px;line-height:1.68;}
.ally-row > i{
  flex:none;font-style:normal;font-size:11.5px;font-weight:600;color:#E4F0FC;letter-spacing:.3px;
  border:1px solid rgba(255,255,255,.36);border-radius:20px;padding:5px 13px;white-space:nowrap;
}
.ally-btn{
  position:relative;width:100%;font-size:15.5px;font-weight:700;
  background:linear-gradient(135deg,#FF8A2B,#FF6A00);
  box-shadow:0 12px 26px rgba(255,106,0,.34);
}
.ally-btn:hover{box-shadow:0 16px 32px rgba(255,106,0,.42);}

/* 二级页：联盟详情 */
.ally-lead{max-width:820px;margin-bottom:30px;}
.ally-lead p{font-size:15.5px;color:var(--ink-2);line-height:1.92;}
.ally-lead p + p{margin-top:11px;}
.ally-lead b{color:var(--ink);font-weight:700;}

@media (max-width:700px){
  .ally{padding:26px 20px 22px;border-radius:18px;}
  .ally-top h3{font-size:18.5px;letter-spacing:.3px;}
  .ally-top p{font-size:12.8px;margin-top:8px;}
  .ally-list{margin:20px 0 22px;}
  .ally-row{padding:14px 0;gap:11px;}
  .ally-txt b{font-size:15.5px;}
  .ally-txt span{font-size:12.3px;line-height:1.66;margin-top:5px;}
  .ally-row > i{font-size:10.5px;padding:4px 10px;}
  .ally-btn{font-size:14.5px;padding:12px 16px;}
  .ally-lead{margin-bottom:24px;}
  .ally-lead p{font-size:14.2px;line-height:1.86;}
}