/* =====================================================================
   上海米苏互玩网络科技有限公司 · 官网设计系统 v4（暗夜工作室 · 游戏美术外包）
   深紫黑暗场 + 紫罗兰/玫红渐变 · 白/雾紫交替大区块 · 居中超大标题
   ===================================================================== */

:root{
  --ink:#16121F;
  --ink-2:#5D576E;
  --ink-3:#8E88A0;
  --blue:#7C5CFF;          /* 主强调色（紫罗兰，保留变量名兼容内联样式） */
  --blue-dark:#6344EE;
  --navy:#7C5CFF;          /* 兼容旧内联引用 */
  --pink:#FF4D8D;
  --grad:linear-gradient(100deg,#7C5CFF 0%,#FF4D8D 100%);
  --dark:#14101F;
  --dark-2:#1D1730;
  --bg:#FFFFFF;
  --bg-soft:#F6F4FB;
  --line:#E5E1F0;
  --hair:rgba(22,18,31,.08);
  --dark-hair:rgba(255,255,255,.1);
  --radius:18px;
  --wrap:1120px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue","Microsoft YaHei",Arial,sans-serif;
  color:var(--ink);background:var(--bg);
  font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  letter-spacing:-.01em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.txt-link{color:var(--blue)}
.txt-link:hover{text-decoration:underline}

/* 品牌图形标（SVG 线性图形，非文字LOGO） */
.brand-mark{width:26px;height:26px;flex-shrink:0}
.fb-mark .brand-mark{width:22px;height:22px}

/* 渐变文字 */
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ============ 顶部信息条（暗场细条） ============ */
.topbar{background:var(--dark);color:rgba(255,255,255,.55);font-size:12px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar .tb-left{display:flex;gap:16px;align-items:center}
.topbar strong{color:#fff;font-weight:600}
.topbar .tb-right a{color:rgba(255,255,255,.55)}
.topbar .tb-right a:hover{color:#fff}

/* ============ 主导航（暗场·毛玻璃） ============ */
.site-nav{
  position:sticky;top:0;z-index:100;
  background:rgba(20,16,31,.82);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--dark-hair);
}
.site-nav .sn-row{display:flex;align-items:center;height:60px;gap:28px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:#fff}
.brand-name b{
  font-size:16px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
  display:inline-flex;align-items:center;
}
.bd-dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--grad);margin-left:6px;flex-shrink:0;
}

.nv{display:flex;gap:4px;flex:1;justify-content:center}
.nv a{
  padding:6px 12px;font-size:13.5px;color:rgba(255,255,255,.62);
  border-radius:999px;font-weight:400;transition:color .15s,background .15s;
}
.nv a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nv a.active{color:#fff;font-weight:600;background:rgba(255,255,255,.1)}

.sn-actions{display:flex;gap:14px;align-items:center;flex-shrink:0}
.sn-actions .link-a{font-size:13.5px;color:rgba(255,255,255,.62)}
.sn-actions .link-a:hover{color:#fff}
.btn-solid{
  display:inline-flex;align-items:center;
  background:var(--grad);color:#fff;
  padding:7px 18px;border-radius:999px;font-size:13.5px;font-weight:500;
  transition:opacity .2s;
}
.btn-solid:hover{opacity:.85}
.nav-toggle{
  display:none;border:none;background:none;
  width:36px;height:36px;border-radius:8px;font-size:18px;cursor:pointer;color:#fff;
}

/* ============ Hero（暗场大标题 + 渐变光晕） ============ */
.hero{
  background:var(--dark);color:#fff;
  position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(560px 320px at 18% 8%,rgba(124,92,255,.28),transparent 68%),
    radial-gradient(520px 300px at 84% 22%,rgba(255,77,141,.2),transparent 66%),
    radial-gradient(720px 420px at 50% 108%,rgba(124,92,255,.16),transparent 70%);
}
.hero .wrap{padding-top:96px;padding-bottom:56px;text-align:center;position:relative}
.hero-kicker{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:26px}
.hero-kicker .hk-chip{
  background:rgba(255,255,255,.09);color:rgba(255,255,255,.85);font-size:12.5px;letter-spacing:1.5px;
  padding:6px 16px;border-radius:999px;font-weight:500;border:1px solid var(--dark-hair);
}
.hero-kicker .hk-line{display:none}
.hero-title{
  font-size:clamp(44px,6.5vw,80px);line-height:1.08;
  font-weight:700;letter-spacing:-.02em;max-width:920px;margin:0 auto;color:#fff;
}
.hero-title .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:clamp(18px,2vw,23px);color:rgba(255,255,255,.66);max-width:660px;margin:26px auto 40px;font-weight:400}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap;align-items:center;justify-content:center}
.btn-hero{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--grad);color:#fff;font-size:16px;font-weight:500;
  padding:14px 34px;border-radius:999px;transition:all .2s;
  box-shadow:0 8px 28px rgba(124,92,255,.35);
}
.btn-hero:hover{opacity:.88;transform:translateY(-1px)}
.btn-hero-ghost{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--blue);font-size:16px;font-weight:400;padding:14px 6px;transition:opacity .2s;
}
.btn-hero-ghost:hover{opacity:.7}
.hero-tel{display:inline-flex;align-items:center;color:rgba(255,255,255,.72);font-weight:500;font-size:15px;margin-left:6px}
.hero-tel small{display:none}
.hero-tel:hover{color:#fff}

/* hero 服务清单（暗卡行） */
.svc-table{
  margin:72px auto 0;max-width:880px;background:var(--dark-2);
  border:1px solid var(--dark-hair);
  border-radius:var(--radius);overflow:hidden;text-align:left;
}
.svc-table .st-row{
  display:grid;grid-template-columns:80px 200px 1fr 110px;
  align-items:center;border-bottom:1px solid var(--dark-hair);
  transition:background .15s;
}
.svc-table .st-row:last-child{border-bottom:none}
.svc-table .st-row:hover{background:rgba(255,255,255,.04)}
.svc-table .st-no{
  font-size:15px;font-weight:600;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  padding:24px 0 24px 30px;font-variant-numeric:tabular-nums;
}
.svc-table .st-name{font-size:16.5px;font-weight:600;color:#fff}
.svc-table .st-desc{font-size:14px;color:rgba(255,255,255,.55);padding-right:20px}
.svc-table .st-link{
  font-size:13.5px;color:#B9A6FF;padding:24px 30px 24px 0;text-align:right;
}
.svc-table .st-link a:hover{text-decoration:underline}

/* 数据条（暗场四列） */
.statbar{background:var(--dark);color:#fff;border-bottom:1px solid var(--dark-hair)}
.statbar .wrap{
  display:grid;grid-template-columns:repeat(4,1fr);
  padding-top:40px;padding-bottom:40px;gap:12px;
}
.statbar .sb-item{border-left:none;padding-left:0;text-align:center}
.statbar .sb-n{font-size:32px;font-weight:700;color:#fff;letter-spacing:-.02em}
.statbar .sb-n em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.statbar .sb-l{font-size:13px;color:rgba(255,255,255,.5);letter-spacing:0;margin-top:4px}

/* ============ 通用 Section（白/雾紫交替） ============ */
.sec{padding:110px 0}
.sec.soft{background:var(--bg-soft)}
.sec-head{max-width:680px;margin:0 auto 64px;text-align:center}
.sec-head .sc-chip{
  display:inline-flex;align-items:center;
  font-size:13px;letter-spacing:2px;font-weight:600;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:16px;
}
.sec-head .sc-chip::before{display:none}
.sec-head h2{font-size:clamp(32px,4vw,52px);font-weight:700;color:var(--ink);line-height:1.15;letter-spacing:-.02em}
.sec-head p{color:var(--ink-2);margin-top:16px;font-size:18px;font-weight:400}

/* 服务卡（雾紫面） */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card-svc{
  background:var(--bg);border:none;border-radius:var(--radius);
  padding:44px 34px;position:relative;transition:transform .25s,box-shadow .25s;
  box-shadow:0 2px 8px rgba(22,18,31,.04);
}
.sec:not(.soft) .card-svc{background:var(--bg-soft);box-shadow:none}
.card-svc:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(124,92,255,.14)}
.card-svc .cs-no{
  font-size:13px;font-weight:600;letter-spacing:1.5px;margin-bottom:22px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.card-svc h3{font-size:20px;color:var(--ink);margin-bottom:12px;font-weight:600;letter-spacing:-.01em}
.card-svc p{font-size:15px;color:var(--ink-2);margin-bottom:20px}
.card-svc .cs-more{font-size:14.5px;font-weight:400;color:var(--blue)}
.card-svc .cs-more:hover{text-decoration:underline}

/* 套餐卡 */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan-card{
  border-radius:22px;padding:44px 36px;position:relative;
  background:var(--bg-soft);transition:transform .25s,box-shadow .25s;
  display:flex;flex-direction:column;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(124,92,255,.16)}
.plan-card.hot{
  background:var(--dark);color:#fff;overflow:hidden;
}
.plan-card.hot::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 240px at 85% 0%,rgba(124,92,255,.35),transparent 70%),radial-gradient(380px 220px at 8% 100%,rgba(255,77,141,.22),transparent 68%);
}
.plan-tag{
  position:absolute;top:20px;right:20px;font-size:12px;font-weight:600;letter-spacing:1px;
  background:var(--grad);color:#fff;padding:5px 14px;border-radius:999px;
}
.plan-card .p-no{
  font-size:12.5px;font-weight:600;letter-spacing:2px;margin-bottom:18px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.plan-card h3{font-size:23px;font-weight:700;letter-spacing:-.01em}
.plan-card .p-price{margin:14px 0 6px;font-size:15px;color:var(--ink-2);font-weight:500}
.plan-card .p-price b{font-size:26px;color:var(--ink);font-weight:700;letter-spacing:-.02em}
.plan-card.hot .p-price,.plan-card.hot .p-price b{color:#fff}
.plan-card .p-d{
  font-size:14px;color:var(--ink-2);margin-bottom:22px;padding-bottom:22px;
  border-bottom:1px solid var(--hair);
}
.plan-card.hot .p-d{color:rgba(255,255,255,.6);border-bottom-color:var(--dark-hair)}
.plan-card ul{list-style:none;margin-bottom:28px}
.plan-card li{
  position:relative;padding:9px 0 9px 26px;font-size:14.5px;color:var(--ink);
}
.plan-card.hot li{color:rgba(255,255,255,.85)}
.plan-card li::before{
  content:"";position:absolute;left:2px;top:16px;width:12px;height:7px;
  border-left:2.5px solid var(--blue);border-bottom:2.5px solid var(--pink);
  transform:rotate(-45deg);border-radius:1px;
}
.plan-card .p-more{
  margin-top:auto;display:inline-flex;font-size:14.5px;font-weight:500;color:var(--blue);
}
.plan-card .p-more:hover{text-decoration:underline}
.plan-card.hot .p-more{color:#B9A6FF}

/* text chip 标签 */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.chip{
  font-size:12.5px;color:var(--ink-2);background:rgba(124,92,255,.09);
  border:none;padding:5px 14px;border-radius:999px;
}

/* 图文左右分栏 */
.split2{display:grid;grid-template-columns:1.05fr 1fr;gap:72px;align-items:center}
.split2.rev .sp-media{order:-1}
.split2 h2{font-size:clamp(30px,3.6vw,46px);font-weight:700;color:var(--ink);line-height:1.15;letter-spacing:-.02em;margin-bottom:20px}
.split2 .sp-p{color:var(--ink-2);margin-bottom:14px;font-size:16.5px}
.tick-list{margin:24px 0 32px}
.tick-list li{
  position:relative;padding:12px 0 12px 30px;font-size:16px;color:var(--ink);
  border-bottom:1px solid var(--hair);
}
.tick-list li:last-child{border-bottom:none}
.tick-list li::before{
  content:"✓";position:absolute;left:0;top:10px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-size:15px;font-weight:700;
}
.sp-media{border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 32px rgba(124,92,255,.16)}
.sp-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}

/* 客户行业网格 */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:56px 32px}
.ind-item{padding:0}
.ind-item .ii-no{font-size:12px;font-weight:600;letter-spacing:1.5px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.ind-item h4{font-size:18px;color:var(--ink);margin:10px 0 4px;font-weight:600}
.ind-item p{font-size:13.5px;color:var(--ink-3)}

/* 步骤条 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.step{background:transparent;border:none;padding:0}
.step .st-no{
  width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:600;font-size:16px;margin-bottom:20px;
  border:none;box-shadow:0 6px 18px rgba(124,92,255,.3);
}
.step h4{font-size:17px;color:var(--ink);margin-bottom:8px;font-weight:600}
.step p{font-size:14px;color:var(--ink-2)}

/* CTA（渐变大字带） */
.band-cta{background:var(--dark);padding:110px 0;position:relative;overflow:hidden;text-align:center}
.band-cta::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(640px 340px at 12% 0%,rgba(124,92,255,.32),transparent 68%),
    radial-gradient(560px 320px at 90% 100%,rgba(255,77,141,.26),transparent 66%);
}
.band-cta h2{font-size:clamp(30px,3.8vw,52px);font-weight:700;color:#fff;letter-spacing:-.02em;margin-bottom:14px;position:relative}
.band-cta p{color:rgba(255,255,255,.62);margin-bottom:34px;font-size:18px;position:relative}
.band-cta .bc-row{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;position:relative}
.btn-cta{background:var(--grad);color:#fff;font-weight:500;padding:14px 34px;border-radius:999px;font-size:16px;transition:all .2s;box-shadow:0 8px 28px rgba(124,92,255,.35)}
.btn-cta:hover{opacity:.88;transform:translateY(-1px)}
.btn-cta-ghost{color:rgba(255,255,255,.85);padding:14px 10px;font-size:16px;font-weight:400;border-radius:0;transition:opacity .2s}
.btn-cta-ghost:hover{opacity:.7}
.bc-row button.btn-cta-ghost{background:transparent;border:none;cursor:pointer;appearance:none;-webkit-appearance:none;font-family:inherit}

/* ============ 页脚（暗场极简） ============ */
.site-foot{background:var(--dark);color:rgba(255,255,255,.6);font-size:13px}
.foot-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;padding:56px 0 40px;
  border-bottom:1px solid var(--dark-hair);
}
.foot-brand .fb-mark{display:flex;align-items:center;gap:8px;margin-bottom:14px;color:#fff}
.foot-brand .fb-mark b{color:#fff;font-size:15px;font-weight:700}
.foot-brand .fb-mark .bd-dot{width:6px;height:6px}
.foot-brand p{font-size:12.5px;line-height:1.8;color:rgba(255,255,255,.45)}
.foot-col .fc-t{color:#fff;font-size:13px;font-weight:600;margin-bottom:14px}
.foot-col a{display:block;font-size:12.5px;padding:4px 0;color:rgba(255,255,255,.6);transition:color .15s}
.foot-col a:hover{color:#fff}
.foot-col a .no{
  font-weight:600;margin-right:8px;font-size:11px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.foot-contact .fc-t{color:#fff;font-size:13px;font-weight:600;margin-bottom:14px}
.foot-contact .fo-row{font-size:12.5px;padding:4px 0;color:rgba(255,255,255,.6)}
.foot-contact .fo-row b{color:#fff;font-size:15px;font-weight:600}
.foot-contact .fo-row a:hover{color:#fff}
.foot-bottom{padding:20px 0 28px}
.foot-bottom .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:12px;color:rgba(255,255,255,.4)}
.foot-bottom a{color:rgba(255,255,255,.55)}
.foot-bottom a:hover{color:#fff;text-decoration:underline}

/* ============ 内页头（暗场居中大字） ============ */
.page-head{background:var(--dark);border-bottom:none;padding:96px 0;position:relative;overflow:hidden;text-align:center;color:#fff}
.page-head::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(520px 300px at 20% 10%,rgba(124,92,255,.26),transparent 68%),
    radial-gradient(480px 280px at 82% 30%,rgba(255,77,141,.18),transparent 66%);
}
.page-head .wrap{position:relative}
.page-head .ph-chip{
  display:inline-flex;font-size:13px;letter-spacing:2px;
  font-weight:600;margin-bottom:16px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-head .ph-chip::before{display:none}
.page-head h1{font-size:clamp(36px,5vw,60px);font-weight:700;color:#fff;letter-spacing:-.02em}
.page-head .ph-sub{color:rgba(255,255,255,.62);margin:18px auto 0;max-width:640px;font-size:18px}

/* 协议正文 */
.doc{max-width:760px;margin:0 auto;padding:72px 24px 96px}
.doc .doc-meta{font-size:13px;color:var(--ink-3);padding-bottom:18px;border-bottom:1px solid var(--hair);margin-bottom:32px}
.doc h1{font-size:34px;font-weight:700;color:var(--ink);margin-bottom:10px;letter-spacing:-.01em}
.doc h2{font-size:21px;color:var(--ink);margin:36px 0 12px;font-weight:600;border:none;padding:0}
.doc h3{font-size:16px;color:var(--ink);margin:20px 0 8px;font-weight:600}
.doc p,.doc li{font-size:14.5px;color:#46414F;line-height:1.9;margin-bottom:10px}
.doc ul{padding-left:20px;list-style:disc}

/* ============ 认证页 ============ */
.auth-shell{display:grid;grid-template-columns:440px 1fr;min-height:calc(100vh - 96px)}
.auth-panel{
  background:var(--dark);color:#fff;padding:72px 56px;
  display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;
}
.auth-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(460px 280px at 20% 12%,rgba(124,92,255,.3),transparent 68%),radial-gradient(400px 260px at 90% 92%,rgba(255,77,141,.2),transparent 66%);
}
.auth-panel > *{position:relative}
.auth-panel h2{font-size:34px;font-weight:700;line-height:1.25;margin-bottom:16px;position:static;letter-spacing:-.02em}
.auth-panel h2 em{
  font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.auth-panel .ap-p{color:rgba(255,255,255,.62);font-size:15px;position:static}
.auth-panel .ap-contact{position:static;font-size:13px;color:rgba(255,255,255,.52);border-top:1px solid var(--dark-hair);padding-top:24px}
.auth-panel .ap-contact b{color:#fff;font-size:20px;display:block;margin:6px 0;font-weight:600}
.auth-main{display:flex;align-items:center;justify-content:center;padding:64px 32px;background:var(--bg)}
.auth-card{
  width:100%;max-width:460px;background:#fff;border:none;
  border-radius:var(--radius);padding:48px 44px;box-shadow:0 4px 24px rgba(22,18,31,.07);
}
.auth-card.wide{max-width:580px}
.auth-card h3{font-size:28px;color:var(--ink);font-weight:700;letter-spacing:-.01em}
.auth-card .sub{font-size:14px;color:var(--ink-2);margin:10px 0 32px}
.field{margin-bottom:20px}
.field label{display:block;font-size:13.5px;font-weight:500;color:var(--ink);margin-bottom:8px}
.field label .req{color:var(--pink)}
.field input,.field textarea,.field select{
  width:100%;border:1px solid var(--line);border-radius:12px;
  padding:13px 16px;font-size:15px;color:var(--ink);
  transition:border .2s,box-shadow .2s;background:#fff;
  font-family:inherit;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(124,92,255,.14)}
.btn-primary{
  display:inline-block;width:100%;background:var(--grad);color:#fff;
  border:none;border-radius:999px;padding:15px;font-size:16px;font-weight:500;cursor:pointer;
  transition:opacity .2s;font-family:inherit;
}
.btn-primary:hover{opacity:.88}
.btn-ghost{
  display:inline-block;width:100%;background:transparent;color:var(--blue);
  border:none;border-radius:999px;padding:13px;font-size:15px;font-weight:400;
  cursor:pointer;text-align:center;font-family:inherit;transition:opacity .2s;
}
.btn-ghost:hover{opacity:.7}
.auth-foot{font-size:14px;color:var(--ink-2);margin-top:24px;text-align:center}
.auth-foot a{color:var(--blue);font-weight:400}
.auth-foot a:hover{text-decoration:underline}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.note-box{
  background:var(--bg-soft);border:none;border-radius:12px;
  padding:16px 18px;font-size:13px;color:var(--ink-2);margin-bottom:20px;
}
.note-box b{color:var(--ink)}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);margin-bottom:24px}
.check-row input{margin-top:4px;accent-color:var(--blue)}
.check-row a{color:var(--blue);font-weight:400}
.check-row a:hover{text-decoration:underline}

/* ============ 支付页 ============ */
.pay-shell-wrap{background:var(--dark);padding:88px 24px;position:relative}
.pay-shell{
  max-width:860px;margin:0 auto;padding:0;
  display:grid;grid-template-columns:1fr 1fr;
  background:#fff;border-radius:24px;overflow:hidden;
  box-shadow:0 12px 48px rgba(124,92,255,.3);
}
.pay-info{
  background:linear-gradient(150deg,#1D1730 0%,#14101F 100%);color:#fff;padding:52px 44px;position:relative;overflow:hidden;
}
.pay-info::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(320px 200px at 90% 6%,rgba(124,92,255,.32),transparent 70%);
}
.pay-info > *{position:relative}
.pay-info .pi-label{font-size:12px;letter-spacing:1.5px;color:rgba(255,255,255,.5);margin-bottom:12px}
.pay-info h2{font-size:21px;font-weight:600;margin-bottom:24px}
.pay-info .pi-price{font-size:52px;font-weight:700;color:#fff;letter-spacing:-.02em}
.pay-info .pi-price small{font-size:20px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.pay-info ul{margin-top:30px;border-top:1px solid var(--dark-hair);padding-top:22px}
.pay-info li{font-size:13.5px;color:rgba(255,255,255,.62);padding:7px 0;display:flex;justify-content:space-between}
.pay-info li span:last-child{color:#fff;font-weight:500}
.pay-qr{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:52px 44px;gap:20px;background:#fff}
.pay-qr .qr-frame{border-radius:16px;padding:16px;background:#fff;box-shadow:0 2px 12px rgba(22,18,31,.1)}
.pay-qr img{width:190px;height:190px;object-fit:contain}
.pay-qr .pq-tip{font-size:13.5px;color:var(--ink-2);text-align:center;line-height:1.8}
.pay-qr .pq-tip b{color:var(--ink)}
.pay-qr .btn-ghost{width:auto;padding:10px 36px}

/* ============ 404 ============ */
.nf-page{text-align:center;padding:140px 24px}
.nf-page .nf-no{font-size:96px;font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;letter-spacing:-.03em}
.nf-page .nf-no em{font-style:normal}
.nf-page h1{font-size:26px;color:var(--ink);margin:22px 0 10px;font-weight:600}
.nf-page p{color:var(--ink-2);margin-bottom:32px}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .grid3{grid-template-columns:1fr 1fr}
  .grid4{grid-template-columns:1fr 1fr}
  .plan-grid{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:1fr 1fr;gap:40px 28px}
  .steps{grid-template-columns:1fr 1fr;gap:36px}
  .split2{grid-template-columns:1fr;gap:40px}
  .split2.rev .sp-media{order:0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .svc-table .st-row{grid-template-columns:60px 170px 1fr 96px}
  .statbar .wrap{grid-template-columns:1fr 1fr;gap:28px}
  .auth-shell{grid-template-columns:1fr}
  .auth-panel{padding:52px 40px}
}
@media (max-width:760px){
  .topbar .tb-right{display:none}
  .site-nav .sn-row{height:56px;gap:10px}
  .brand-name i{display:none}
  .nv{
    display:none;position:absolute;top:56px;left:0;right:0;
    background:rgba(20,16,31,.97);backdrop-filter:blur(20px);border-bottom:1px solid var(--dark-hair);
    flex-direction:column;padding:14px 20px;gap:2px;
  }
  .nv.open{display:flex}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .sn-actions .link-a{display:none}
  .hero .wrap{padding-top:64px;padding-bottom:40px}
  .hero-title{font-size:40px}
  .hero-lead{font-size:17px}
  .hero-actions .btn-hero{width:100%;justify-content:center}
  .svc-table{margin-top:48px}
  .svc-table .st-row{grid-template-columns:44px 1fr 88px}
  .svc-table .st-desc{display:none}
  .svc-table .st-no{padding-left:20px}
  .svc-table .st-link{padding-right:20px}
  .grid3{grid-template-columns:1fr}
  .grid4{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:1fr 1fr;gap:32px 20px}
  .steps{grid-template-columns:1fr;gap:28px}
  .sec{padding:72px 0}
  .foot-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 32px}
  .statbar .wrap{grid-template-columns:1fr 1fr;gap:20px;padding:32px 0}
  .grid2{grid-template-columns:1fr}
  .pay-shell{grid-template-columns:1fr}
  .pay-shell-wrap{padding:48px 16px}
  .page-head{padding:64px 0}
  .band-cta{padding:72px 0}
  .plan-card{padding:36px 28px}
}

/* ============ 信息发布（需求对接 v1） ============ */
.iboard{max-width:880px;margin:0 auto}
.ib-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.ib-tabs{display:flex;gap:4px;background:var(--bg-soft);border-radius:999px;padding:4px}
.ib-tabs a{font-size:14px;color:var(--ink-2);padding:7px 20px;border-radius:999px;font-weight:500}
.ib-tabs a.active{background:#fff;color:var(--ink);box-shadow:0 1px 6px rgba(22,18,31,.1);font-weight:600}
.ib-chips{display:flex;gap:8px;flex-wrap:wrap}
.ib-chip{font-size:13px;color:var(--ink-2);padding:6px 16px;border-radius:999px;cursor:pointer;background:var(--bg-soft);transition:all .15s}
.ib-chip:hover{color:var(--ink)}
.ib-chip.active{background:var(--dark);color:#fff;font-weight:500}
.ib-chip.static{cursor:default;background:rgba(124,92,255,.1);color:var(--blue);padding:3px 12px;font-size:12px}

.info-list{display:flex;flex-direction:column;gap:14px}
.info-card{
  background:var(--bg-soft);border-radius:var(--radius);padding:26px 30px;
  transition:transform .2s,box-shadow .2s;
}
.info-card:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(124,92,255,.1)}
.ic-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.ic-date{font-size:12.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.info-card .wd-btn{
  margin-left:auto;border:none;background:none;color:var(--ink-3);
  font-size:12.5px;cursor:pointer;padding:2px 6px;font-family:inherit;
}
.info-card .wd-btn:hover{color:#D0342C;text-decoration:underline}
.status-badge{
  font-size:12px;color:#1D7A34;background:rgba(29,122,52,.09);
  padding:3px 12px;border-radius:999px;font-weight:500;
}
.ic-title{font-size:17.5px;font-weight:600;color:var(--ink);margin-bottom:8px;letter-spacing:-.01em}
.ic-content{font-size:14.5px;color:var(--ink-2);line-height:1.7}
.ic-meta{display:flex;gap:10px;align-items:center;margin-top:14px;font-size:13px;color:var(--ink-3)}
.ic-meta i{font-style:normal;opacity:.5}
.ic-meta span:last-child{font-variant-numeric:tabular-nums}

.empty-note{
  text-align:center;color:var(--ink-3);font-size:14.5px;
  padding:56px 0;background:var(--bg-soft);border-radius:var(--radius);
}

.toast-info{
  position:fixed;left:50%;bottom:48px;transform:translateX(-50%) translateY(16px);
  background:var(--dark);color:#fff;font-size:14px;padding:12px 26px;border-radius:999px;
  opacity:0;transition:all .3s;z-index:999;box-shadow:0 8px 24px rgba(22,18,31,.25);
  pointer-events:none;
}
.toast-info.show{opacity:1;transform:translateX(-50%) translateY(0)}

@media (max-width:760px){
  .ib-toolbar{flex-direction:column;align-items:stretch}
  .ib-chips{justify-content:flex-start;overflow-x:auto;padding-bottom:4px}
  .info-card{padding:20px}
}

/* ===== 付费解决方案 · 收银台弹窗 ===== */
.btn-buy{cursor:pointer;border:none;font-family:inherit}
.paym-mask{position:fixed;inset:0;background:rgba(10,8,18,.74);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:999;padding:20px}
.paym-mask[hidden]{display:none}
.paym-box{background:#fff;border-radius:16px;max-width:340px;width:100%;padding:26px 22px 22px;text-align:center;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.pm-label{font-size:12px;letter-spacing:3px;color:#9a94a8;font-weight:700;margin-bottom:6px}
.pm-plan{font-size:17px;font-weight:800;color:#1a1626;margin-bottom:16px}
.pm-logo{width:150px;height:150px;margin:0 auto 14px;border-radius:12px;overflow:hidden;border:1px solid #e8e4f2;background:#F6F4FB}
.pm-logo img{width:100%;height:100%;object-fit:cover;display:block}
.pm-amount{font-size:13px;color:#6b6578;margin-bottom:10px}
.pm-amount b{font-size:22px;color:#1a1626;margin-left:6px}
.pm-state{display:inline-block;margin-left:8px;font-size:11px;padding:2px 9px;border-radius:99px;background:rgba(255,77,141,.12);color:#FF4D8D;font-weight:700}
.pm-tip{font-size:12px;color:#9a94a8;line-height:1.7;margin-bottom:16px}
.pm-cancel{width:100%;padding:11px;border-radius:10px;border:1px solid #e8e4f2;background:#fff;color:#6b6578;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}
.pm-cancel:hover{background:#F6F4FB}

/* 方案卡：能做什么/怎么做/什么效果 */
.plan-card .p-flow{font-size:13px;line-height:1.8;margin-top:14px;padding-top:12px;border-top:1px dashed rgba(26,22,38,.16);color:rgba(26,22,38,.68)}
.plan-card .p-flow b{color:#1a1626}
.plan-card.hot .p-flow{border-top-color:rgba(255,255,255,.22);color:rgba(255,255,255,.78)}
.plan-card.hot .p-flow b{color:#fff}
.p-deposit{margin-top:10px;font-size:12px;color:rgba(26,22,38,.55)}
.plan-card.hot .p-deposit{color:rgba(255,255,255,.6)}

/* 需求对接页 · 方案卡紧凑排版（仅作用 #solutions-pay，不影响首页套餐卡） */
#solutions-pay .sec-head{margin-bottom:24px}
#solutions-pay .plan-grid{gap:16px}
#solutions-pay .plan-card{padding:20px 18px}
#solutions-pay .plan-card h3{font-size:17px;margin-bottom:8px}
#solutions-pay .plan-card .p-no{font-size:10px;margin-bottom:10px}
#solutions-pay .plan-card .p-d{font-size:12.5px;line-height:1.65;margin-bottom:10px}
#solutions-pay .plan-card ul{margin-bottom:14px}
#solutions-pay .plan-card li{font-size:12.5px;line-height:1.7}
#solutions-pay .plan-card .p-flow{font-size:12px;line-height:1.7;margin-top:10px;padding-top:10px}
#solutions-pay .plan-card .p-price{margin:10px 0 0;font-size:12px}
#solutions-pay .plan-card .p-price b{font-size:20px}
#solutions-pay .plan-card .btn-buy{padding:9px 14px;font-size:13px}
#solutions-pay .plan-tag{font-size:10px;padding:3px 10px}