/* roulang page: index */
:root{
  --bg:#0A0714;
  --bg-soft:#120D22;
  --surface:#181126;
  --surface-2:#211737;
  --card:rgba(255,255,255,0.045);
  --card-hover:rgba(255,255,255,0.075);
  --line:rgba(242,238,255,0.09);
  --line-strong:rgba(242,238,255,0.16);

  --brand:#6C3EFF;
  --brand-2:#8A63FF;
  --cyan:#00D9C7;
  --orange:#FF5C4D;
  --gold:#F5C46B;
  --gradient-main:linear-gradient(135deg,#6C3EFF 10%,#00D9C7 100%);
  --gradient-cta:linear-gradient(135deg,#FF5C4D 0%,#D0349B 100%);
  --gradient-gold:linear-gradient(135deg,#F5C46B,#E49A2F);

  --text:#F2EEFF;
  --muted:#B8AECF;
  --dim:#7E7395;
  --danger:#FF6B60;
  --success:#00D9C7;

  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-pill:999px;
  --shadow-lg:0 20px 60px rgba(10,4,25,0.55);
  --shadow-card:0 18px 42px rgba(12,5,28,0.32);
  --shadow-cta:0 14px 38px rgba(255,92,77,0.30);
  --font-main:'Inter','HarmonyOS Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-main);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:1rem;color:inherit}
button{border:0;background:none;cursor:pointer}
.grid-container{max-width:1320px;padding-left:24px;padding-right:24px}
.grid-x>.cell{padding-left:12px;padding-right:12px}

::selection{background:rgba(108,62,255,.45)}

h1,h2,h3,h4{line-height:1.25;color:var(--text);font-weight:800;margin:0 0 .6em}
h1{font-size:clamp(2rem,5vw,3.9rem);letter-spacing:.5px}
h2{font-size:clamp(1.7rem,3vw,2.7rem);margin-bottom:.5em}
h3{font-size:1.3rem}

.container-wide{max-width:1320px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding-top:96px;padding-bottom:96px}
.section-tight{padding-top:70px;padding-bottom:70px}

.sec-head{margin-bottom:48px}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(108,62,255,.14);color:#C6B4FF;
  border:1px solid rgba(108,62,255,.32);
  padding:7px 18px;border-radius:var(--radius-pill);
  font-size:.83rem;font-weight:700;letter-spacing:.08em;margin-bottom:18px;
}
.sec-head .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.sec-head p{color:var(--muted);font-size:1.02rem;max-width:760px}
.center-head{text-align:center}

/* ===== 导航 ===== */
.j9-header{
  position:absolute;top:14px;left:0;right:0;z-index:180;
}
.j9-header .nav-shell{
  max-width:1320px;margin:0 auto;padding:0 24px;
}
.j9-header .nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:10px 10px 10px 22px;
  background:rgba(18,13,34,.72);
  border:1px solid rgba(242,238,255,.12);
  border-radius:var(--radius-pill);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  box-shadow:0 10px 30px rgba(0,0,0,.18);
  transition:background .3s, box-shadow .3s, transform .3s;
}
.j9-header.is-scrolled .nav-inner{
  background:rgba(13,9,24,.92);
  box-shadow:0 16px 40px rgba(5,2,12,.6);
}
.j9-logo{line-height:1;display:flex;align-items:center;gap:9px;font-family:var(--font-main)}
.j9-logo .logo-mark{
  min-width:42px;height:42px;padding:0 10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--gradient-cta);border-radius:14px;
  color:#fff;font-weight:900;font-size:1.08rem;letter-spacing:.5px;
  box-shadow:0 8px 24px rgba(255,92,77,.25);
}
.j9-logo .logo-txt{
  display:flex;flex-direction:column;line-height:1.25;color:var(--text)
}
.j9-logo .logo-txt b{font-size:1.18rem;font-weight:900}
.j9-logo .logo-txt span{font-size:.68rem;color:var(--dim);letter-spacing:.12em}
.j9-nav-links{display:flex;align-items:center;gap:4px}
.j9-nav-links a{
  position:relative;padding:10px 15px;font-size:.9rem;color:var(--muted);
  font-weight:600;border-radius:var(--radius-pill);
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.j9-nav-links a::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:3px;width:0;height:2px;background:var(--gradient-main);border-radius:2px;transition:width .25s ease}
.j9-nav-links a:hover{color:#fff}
.j9-nav-links a:hover::after{width:34px}
.j9-nav-links a.active{color:#fff;background:rgba(108,62,255,.16)}
.j9-nav-links a.active::after{width:24px}
.j9-nav-cta{display:flex;align-items:center;gap:10px;margin-left:4px}
.j9-nav-cta .nav-login{
  font-size:.87rem;font-weight:700;color:#c8b6ff;padding:10px 13px;border-radius:999px;
}
.j9-nav-cta .nav-login:hover{background:rgba(242,238,255,.08);color:#fff}
.j9-nav-cta .btn-solid{
  background:var(--gradient-cta);color:#fff;font-weight:800;
  padding:12px 20px;border-radius:999px;font-size:.88rem;
  box-shadow:0 8px 22px rgba(255,78,110,.25);
  border:1px solid rgba(255,255,255,.08);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s;
}
.j9-nav-cta .btn-solid:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 12px 28px rgba(255,78,110,.34)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:13px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;margin:3px 0;border-radius:8px;transition:.3s}
.nav-menu{position:fixed;top:84px;left:24px;right:24px;z-index:150;background:#161020;border:1px solid var(--line);border-radius:24px;padding:12px;display:none;box-shadow:var(--shadow-lg)}
.nav-menu.open{display:block;animation:menuIn .2s ease}
.nav-menu a{display:block;padding:13px 18px;color:var(--muted);border-radius:14px;font-size:.95rem;font-weight:600}
.nav-menu a.active{color:#fff;background:rgba(108,62,255,.18)}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.05)}
@keyframes menuIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ===== Hero ===== */
.hero{
  position:relative;min-height:100vh;display:flex;flex-direction:column;
  justify-content:center;align-items:center;padding:140px 0 90px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}
.hero-cover{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,7,20,.35) 0%,rgba(10,7,20,.74) 62%,#0A0714 100%);}
.hero-cover::after{content:"";position:absolute;left:0;right:0;top:0;height:280px;background:linear-gradient(180deg,rgba(10,7,20,.92),rgba(10,7,20,.05))}
.hero-content{position:relative;z-index:2;width:100%}
.hero-grid{align-items:center;gap:40px 0}
.hero-main{padding-right:28px}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;
  border-radius:999px;background:rgba(0,217,199,.1);border:1px solid rgba(0,217,199,.3);
  color:#8BE9DF;font-size:.82rem;font-weight:700;letter-spacing:.06em;margin-bottom:24px;
}
.hero-pill::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(0,217,199,.5);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(0,217,199,0)}100%{box-shadow:0 0 0 0 rgba(0,217,199,0)}}
.hero-text h1 span{display:block;font-size:.82em;margin-top:8px;background:var(--gradient-main);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-lead{color:var(--muted);font-size:1.2rem;max-width:650px;margin:18px 0 36px}
.hero-lead strong{color:var(--text);font-weight:700}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:800;font-size:.98rem;padding:16px 30px;transition:all .25s ease;min-height:50px;line-height:1.2}
.btn-primary{background:var(--gradient-cta);color:#fff;box-shadow:0 14px 34px rgba(255,80,100,.28);border:1px solid rgba(255,255,255,.1);position:relative}
.btn-primary:hover{transform:translateY(-4px);box-shadow:0 20px 48px rgba(255,80,100,.40)}
.btn-primary:active{transform:translateY(-1px) scale(.98)}
.btn-ghost{background:rgba(255,255,255,.05);color:#E6E0FF;border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-4px);border-color:rgba(108,62,255,.7)}
.btn-ghost:active{transform:scale(.98)}
.icon-arrows{width:8px;height:8px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);margin-left:6px;transition:.2s}
.btn:hover .icon-arrows{transform:rotate(-45deg) translate(3px,2px)}
.hero-panel{
  position:relative;margin-left:auto;max-width:480px;padding:30px;
  background:rgba(20,14,32,.78);border:1px solid rgba(242,238,255,.13);
  border-radius:36px;backdrop-filter:blur(14px);
  box-shadow:0 28px 80px rgba(4,2,10,.55);
}
.hero-panel::before{content:"";position:absolute;inset:0;border-radius:36px;padding:1px;background:linear-gradient(145deg,rgba(108,62,255,.4),rgba(0,217,199,.25),transparent 40%);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.panel-top{display:flex;align-items:center;gap:10px;padding-bottom:18px;border-bottom:1px dashed rgba(242,238,255,.12);margin-bottom:20px}
.panel-dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 6px rgba(0,217,199,.15)}
.panel-title{font-size:.85rem;color:var(--muted);font-weight:600;letter-spacing:.02em}
.panel-rate{display:flex;flex-direction:column;gap:14px}
.rate-item{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:.9rem}
.rate-item b{color:#fff;font-weight:800}
.rate-bar{height:7px;border-radius:99px;background:rgba(255,255,255,.04);margin-top:16px;overflow:hidden}
.rate-bar i{display:block;height:100%;width:72%;border-radius:99px;background:var(--gradient-main)}
.rate-meta{display:flex;justify-content:space-between;font-size:.75rem;color:var(--dim);margin-top:6px}
.hero-panel .up-time{margin-top:20px;display:flex;gap:10px;color:#8BE9DF;font-size:.78rem;align-items:center}
.hero-stats{position:relative;z-index:3;width:100%;margin-top:70px}
.hero-stats .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-chip{display:flex;align-items:center;gap:16px;padding:18px 22px;border-radius:26px;background:rgba(16,11,27,.64);border:1px solid var(--line);backdrop-filter:blur(8px)}
.stat-chip .num{font-size:clamp(1.7rem,2.6vw,2.5rem);font-weight:900;color:var(--gold);line-height:1;letter-spacing:-1px}
.stat-chip .unit{font-size:.8rem;color:var(--dim);display:block;margin-top:4px}
.stat-chip .label{font-size:.78rem;color:var(--muted);font-weight:600}

/* ===== Section 通用 ===== */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:18px;margin-bottom:42px}
.section-head h2{margin-bottom:6px}
.section-head p{color:var(--muted);max-width:720px;font-size:1.04rem}
.link-more{color:var(--cyan);font-weight:700;font-size:.9rem;display:inline-flex;gap:6px;align-items:center}
.link-more i{width:6px;height:6px;border-right:2px solid var(--cyan);border-bottom:2px solid var(--cyan);transform:rotate(-45deg)}
.link-more:hover{color:var(--gold)}

/* ===== 步骤 ===== */
.steps-section{background:linear-gradient(180deg,#0A0714,#0f0b1d 70%,#0A0714)}
.steps-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;margin-top:56px}
.steps-wrap::before{content:"";position:absolute;left:8%;right:8%;top:28px;height:2px;background:linear-gradient(90deg,rgba(108,62,255,0),#6C3EFF,#00D9C7,rgba(0,217,199,0));border-radius:3px}
.step-card{position:relative;text-align:center;padding:20px 14px}
.step-badge{width:58px;height:58px;margin:0 auto 20px;border-radius:20px;background:#17102A;border:1px solid rgba(108,62,255,.4);display:flex;align-items:center;justify-content:center;font-size:1.18rem;font-weight:900;color:#B58EFF;position:relative;z-index:2;box-shadow:0 0 0 8px rgba(12,8,20,.8)}
.step-badge span{background:var(--gradient-main);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.step-card h3{font-size:1.12rem;margin-bottom:10px}
.step-card p{font-size:.88rem;color:var(--muted);line-height:1.7}

/* ===== 亮点区 ===== */
.feature-section{background:linear-gradient(180deg,#0A0714,#110D1E 60%,#0A0714)}
.feature-grid{display:flex;gap:32px;align-items:stretch}
.feature-main{flex:0 0 50%;padding:0}
.feature-main-card{border-radius:35px;overflow:hidden;background:#171024;border:1px solid var(--line);box-shadow:var(--shadow-card);height:100%;display:flex;flex-direction:column}
.feature-cover{height:280px;position:relative;overflow:hidden;background:rgba(255,255,255,.02)}
.feature-cover img{width:100%;height:100%;object-fit:cover}
.feature-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(15,10,28,.85) 100%)}
.feature-badge{position:absolute;top:18px;left:18px;background:rgba(10,7,20,.62);border:1px solid rgba(255,255,255,.12);padding:7px 16px;border-radius:999px;font-size:.78rem;color:#fff;backdrop-filter:blur(10px);z-index:2}
.feature-body{padding:30px 28px 32px;flex:1;display:flex;flex-direction:column}
.feature-body h3{font-size:1.45rem;margin-bottom:14px;color:#fff}
.feature-body p{color:var(--muted);font-size:.96rem;flex:1}
.feature-list{display:flex;flex-direction:column;gap:12px;margin:22px 0;padding-top:2px}
.feature-list li{display:flex;align-items:flex-start;gap:10px;font-size:.9rem;color:#ded5F2}
.feature-list li i{width:6px;height:6px;border-radius:50%;background:var(--cyan);flex-shrink:0;margin-top:8px;box-shadow:0 0 8px var(--cyan)}
.feature-sides{flex:1;display:flex;flex-direction:column;gap:32px;justify-content:space-between}
.feature-mini-card{flex:1;display:flex;gap:20px;align-items:stretch;border-radius:30px;padding:22px;background:var(--card);border:1px solid var(--line);transition:.28s ease}
.feature-mini-card:hover{background:rgba(255,255,255,.07);transform:translateY(-5px);border-color:rgba(108,62,255,.45);box-shadow:0 18px 36px rgba(7,3,16,.5)}
.mini-icon{width:54px;height:54px;min-width:54px;border-radius:18px;background:rgba(108,62,255,.18);display:flex;align-items:center;justify-content:center;color:#B58EFF;font-size:1.7rem;line-height:1;border:1px solid rgba(108,62,255,.22)}
.mini-icon.gold{background:rgba(245,196,107,.12);border-color:rgba(245,196,107,.25);color:var(--gold)}
.mini-copy h3{font-size:1.05rem;margin-bottom:8px}
.mini-copy p{font-size:.86rem;color:var(--muted);margin:0}
.feature-mini-card:nth-child(2){transform:translateX(18px)}
.feature-mini-card:nth-child(2):hover{transform:translateX(18px) translateY(-5px)}

/* ===== 权益对比 ===== */
.benefit-section{background:linear-gradient(180deg,#0A0714,#0D0A17)}
.benefit-table-wrap{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:36px;padding:24px;overflow-x:auto}
.benefit-table{width:100%;border-collapse:separate;border-spacing:0;min-width:860px}
.benefit-table th,.benefit-table td{padding:18px 16px;text-align:center;font-size:.92rem;border-bottom:1px solid rgba(242,238,255,.06)}
.benefit-table thead th{font-size:.85rem;color:var(--dim);font-weight:700;background:transparent}
.benefit-table thead .level-th{font-size:1rem;font-weight:800;color:var(--text);border-radius:18px}
.benefit-table thead .level-th .tag{display:block;font-size:.66rem;color:#8F83AD;font-weight:600;margin-bottom:3px}
.benefit-table thead .gold-level{border:1px solid rgba(245,196,107,.4);background:rgba(245,196,107,.08);position:relative}
.benefit-table thead .hot-line{font-size:.7rem;color:var(--gold);margin-top:5px;display:block;font-weight:800}
.benefit-table tbody td:first-child{text-align:left;color:#c9beE5;font-weight:600;padding-left:18px}
.benefit-table tbody tr:hover td{background:rgba(255,255,255,.018)}
.benefit-table tbody tr:last-child td{border-bottom:0}
.check-ok{display:inline-flex;width:27px;height:27px;border-radius:50%;background:rgba(0,217,199,.13);color:var(--cyan);align-items:center;justify-content:center;font-size:.75rem}
.check-dim{color:#6b637d}
.vip-diff{color:var(--gold);font-size:.78rem;display:block;font-weight:600}
.benefit-note{margin-top:18px;font-size:.78rem;color:var(--dim);display:flex;align-items:center;gap:7px}
.benefit-note::before{content:"i";width:16px;height:16px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;font-size:.65rem;flex-shrink:0;color:var(--muted)}

/* ===== CTA登录区块 ===== */
.login-cta-section{padding-top:30px;position:relative}
.cta-mega{
  position:relative;border-radius:42px;overflow:hidden;padding:48px 56px;
  background:linear-gradient(135deg,rgba(108,62,255,.98) 0%,rgba(80,35,180,.92) 70%,rgba(0,217,199,.68) 100%);
  display:flex;align-items:center;gap:50px;flex-wrap:wrap;
}
.cta-mega::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:.18;mix-blend-mode:screen}
.cta-mega::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,7,20,.72),rgba(10,7,20,.1) 60%,rgba(0,0,0,.3))}
.cta-content{position:relative;z-index:2;color:#fff;flex:1 1 380px}
.cta-content .cta-tag{display:inline-block;font-size:.78rem;letter-spacing:.1em;background:rgba(255,255,255,.14);padding:7px 16px;border-radius:999px;margin-bottom:20px}
.cta-content h2{font-size:clamp(1.5rem,3vw,2.4rem);color:#fff}
.cta-content p{color:rgba(255,255,255,.84);max-width:540px;font-size:.98rem}
.form-mini{position:relative;z-index:2;background:rgba(20,12,32,.58);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(18px);border-radius:30px;padding:26px;flex:1 1 360px}
.form-mini label{display:block;font-size:.78rem;font-weight:700;margin-bottom:8px;color:#cfc2ee}
.form-field{width:100%;background:rgba(0,0,0,.24);border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:14px 16px;color:#fff;transition:border-color .2s ease,background .2s ease;outline:none;margin-bottom:15px}
.form-field::placeholder{color:#8D84A6}
.form-field:focus{border-color:var(--cyan);background:rgba(0,0,0,.36);box-shadow:0 0 0 4px rgba(0,217,199,.14)}
.input-group{display:flex;flex-direction:column}
.btn-block{width:100%;border-radius:16px;background:var(--gradient-cta);color:#fff;padding:16px;font-weight:900;font-size:1rem;border:1px solid rgba(255,255,255,.12);box-shadow:0 10px 24px rgba(255,70,100,.26);transition:.2s}
.btn-block:hover{filter:brightness(1.06);transform:translateY(-2px)}
.form-tip{margin-top:12px;font-size:.76rem;color:#b7aacd;display:flex;align-items:center;gap:7px}

/* ===== 资讯列表 ===== */
.news-section{position:relative}
.news-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.news-item{
  display:flex;gap:0;background:rgba(255,255,255,.035);
  border:1px solid var(--line);border-radius:30px;overflow:hidden;
  min-height:220px;transition:.28s ease;width:100%;
}
.news-item:hover{transform:translateY(-6px);border-color:rgba(108,62,255,.45);box-shadow:0 18px 46px rgba(5,2,12,.55)}
.news-thumb{width:44%;min-height:220px;position:relative;overflow:hidden;background:#1d1730}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-item:hover .news-thumb img{transform:scale(1.06)}
.news-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(12,7,18,.05),transparent 40%)}
.news-body{padding:20px 22px 18px;display:flex;flex-direction:column;justify-content:space-between;width:56%}
.news-meta-top{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.news-cat{font-size:.65rem;font-weight:800;letter-spacing:.06em;padding:4px 12px;border-radius:99px;background:rgba(108,62,255,.15);color:#B99BFF;border:1px solid rgba(108,62,255,.2);text-transform:uppercase}
.news-date{color:var(--dim);font-size:.73rem;font-weight:600}
.news-title{font-size:1.1rem;font-weight:800;line-height:1.45;color:#fff;margin:0 0 10px}
.news-title a:hover{color:#C9B6FF}
.news-excerpt{font-size:.84rem;color:var(--muted);margin-bottom:16px;line-height:1.65}
.news-read-link{display:inline-flex;align-items:center;color:var(--cyan);font-size:.8rem;font-weight:800;gap:7px}
.news-read-link i{width:5px;height:5px;border-right:2px solid var(--cyan);border-bottom:2px solid var(--cyan);transform:rotate(-45deg);transition:.2s}
.news-read-link:hover i{transform:rotate(-45deg) translate(2px,2px);border-color:#fff}
.news-item:hover .news-read-link{color:var(--gold)}
.news-empty{border:2px dashed rgba(255,255,255,.12);border-radius:28px;padding:64px 20px;display:flex;align-items:center;justify-content:center;gap:14px}
.news-empty span{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--dim);font-size:1.2rem}
.news-empty p{color:var(--dim);font-weight:600;font-size:.92rem;margin:0}

/* ===== FAQ ===== */
.faq-section{scroll-margin-top:120px}
.faq-list{max-width:900px;margin:0 auto}
.faq-item{background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:22px;padding:0 24px;margin-bottom:16px;position:relative;overflow:hidden;transition:.25s}
.faq-item::before{content:"";position:absolute;left:0;top:0;height:100%;width:3px;background:var(--gradient-main);opacity:0;transition:.25s}
.faq-item.open::before{opacity:1}
.faq-item:hover{border-color:rgba(108,62,255,.3)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 0;font-size:1.01rem;font-weight:800;color:#fff;text-align:left;transition:color .2s;background:transparent}
.faq-q:hover{color:#D0BEFF}
.faq-icons{position:relative;width:18px;height:18px;min-width:18px;display:inline-flex}
.faq-icons::before,.faq-icons::after{content:"";position:absolute;inset:0;margin:auto;background:#B58EFF;transition:.25s;border-radius:2px}
.faq-icons::before{width:2px;height:18px;background:var(--gradient-main)}
.faq-icons::after{width:18px;height:2px;background:var(--gradient-main)}
.faq-item.open .faq-icons::before{height:0;transform:rotate(90deg)}
.faq-item.open .faq-icons::after{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding-right:24px}
.faq-a p{padding-bottom:22px;color:var(--muted);font-size:.9rem;line-height:1.85}

/* ===== 联系/行动 ===== */
.connect-section{background:linear-gradient(180deg,#0A0714,#100C1C);padding-top:20px}
.connect-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.connect-card{border-radius:30px;padding:32px 28px;border:1px solid var(--line);background:var(--card);display:flex;gap:18px;align-items:flex-start;transition:.25s}
.connect-card:hover{background:#1B1427;border-color:rgba(108,62,255,.3)}
.connect-icon{width:48px;height:48px;min-width:48px;border-radius:16px;background:rgba(108,62,255,.15);display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#B58EFF;border:1px solid rgba(108,62,255,.2)}
.connect-card h3{font-size:1.02rem;margin-bottom:8px}
.connect-card p{font-size:.83rem;color:var(--muted);margin-bottom:4px}
.connect-card .workday{margin-top:8px;font-size:.8rem;color:var(--cyan);display:flex;align-items:center;gap:6px}
.connect-card .workday::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan)}

/* ===== Footer ===== */
.footer{background:#0a0614;border-top:1px solid rgba(255,255,255,.05);padding-top:64px}
.footer-top{display:flex;gap:50px;flex-wrap:wrap;padding-bottom:44px;justify-content:space-between}
.footer-brand{max-width:340px;flex:1 1 320px}
.footer-brand .logo-txt b{font-size:1.4rem;display:block}
.footer-brand .logo-txt span{font-size:.78rem;color:var(--dim)}
.footer-brand p{font-size:.84rem;color:var(--dim);margin-top:14px;line-height:1.7}
.footer-links{display:flex;gap:64px;flex-wrap:wrap}
.footer-col h4{font-size:.85rem;letter-spacing:.08em;color:#CFC3E8;margin-bottom:18px}
.footer-col a{display:block;color:var(--dim);font-size:.85rem;padding:6px 0;transition:.2s}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-contact{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:.82rem;color:#B8AECF}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding:18px 0;border-top:1px solid rgba(255,255,255,.05);font-size:.76rem;color:#6B637D}

/* 响应式 */
@media (max-width:1100px){
  .j9-nav-links{display:none}
  .nav-toggle{display:flex}
  .hero-stats .stats-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .steps-wrap{grid-template-columns:repeat(2,1fr);gap:40px 20px}
  .steps-wrap::before{display:none}
  .feature-grid{flex-direction:column}
  .feature-mini-card:nth-child(2){transform:none}
  .feature-mini-card:nth-child(2):hover{transform:translateY(-5px)}
  .feature-sides{flex-direction:row;gap:20px}
  .feature-mini-card{flex:1}
  .cta-mega{padding:40px 30px}
  .connnect-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .news-cards{grid-template-columns:1fr}
  .feature-sides{flex-direction:column}
  .feature-main-card,.hero-panel{max-width:100%}
}
@media (max-width:768px){
  .section{padding-top:60px;padding-bottom:60px}
  .container-wide,.grid-container{padding-left:16px;padding-right:16px}
  .hero{padding-top:120px;padding-bottom:50px}
  .hero-main{padding-right:0}
  .hero-text h1{font-size:2.1rem}
  .hero-text h1 span{margin-top:6px}
  .hero-lead{font-size:1rem}
  .hero-actions .btn{width:100%}
  .hero-actions{flex-direction:column;align-items:flex-start}
  .buttons-height-btns{align-self:stretch}
  .hero-panel{margin-left:0;padding:24px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps-wrap{grid-template-columns:1fr 1fr;gap:20px}
  .step-card{padding:10px}
  .sec-head{flex-direction:column;align-items:flex-start}
  .news-item{flex-direction:column}
  .news-thumb{width:100%;min-height:180px}
  .news-body{width:100%}
  .benefit-table-wrap{padding:16px}
  .cta-mega{padding:32px 22px;border-radius:28px}
  .form-mini{padding:20px}
  .connect-grid{grid-template-columns:1fr}
  .nav-shell{padding:0 16px}
  .j9-nav-cta .nav-login{display:none}
  .faq-item{padding:0 18px}
  .footer-top{gap:36px}
  .footer-links{gap:40px}
}
@media (max-width:520px){
  .stat-chip{padding:14px 16px}
  .stat-chip .num{font-size:1.55rem}
  .steps-wrap{grid-template-columns:1fr}
  .hero-stats .stats-grid{grid-template-columns:1fr 1fr}
  .j9-logo .logo-txt span{display:none}
  .btn{font-size:.9rem;padding:13px 20px;min-height:46px;width:100%}
}

/* roulang page: category1 */
:root {
  --bg: #0A0714;
  --bg2: #120D22;
  --surface: #171126;
  --surface2: #1F1833;
  --purple: #6C3EFF;
  --purple-light: #9B7BFF;
  --cyan: #00D9C7;
  --orange: #FF5C4D;
  --pink: #F03E8E;
  --gold: #F5C46B;
  --text: #F2EEFF;
  --sub: #B8AECF;
  --dim: #80739A;
  --line: rgba(255,255,255,.08);
  --cardline: rgba(255,255,255,.06);
  --gradient: linear-gradient(135deg,#6C3EFF,#00D9C7);
  --cta-gradient: linear-gradient(135deg,#FF5C4D,#F03E8E);
  --radius-lg: 28px;
  --radius-md: 16px;
  --radius-pill: 999px;
  --shadow: 0 18px 46px rgba(9,4,26,.42);
  --shadow-color: 0 12px 34px rgba(108,62,255,.24);
  --section-space: 88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,sans-serif;
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease,box-shadow .2s ease}
img{max-width:100%;display:inline-block;vertical-align:middle}
ul,ol,p,h1,h2,h3,h4,h5,figure{margin:0}
button,input,select,textarea{font-family:inherit}
button{cursor:pointer}
.container-wide{max-width:1280px;margin:0 auto;padding:0 clamp(16px,3vw,24px)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(245,196,107,.75);outline-offset:3px;border-radius:6px}

/* ---------- nav ---------- */
.j9-header{
  position:fixed;
  top:12px;
  left:0;
  right:0;
  z-index:900;
  padding:0 clamp(12px,3vw,28px);
  pointer-events:none;
}
.j9-header .nav-shell{
  pointer-events:auto;
  max-width:1280px;
  margin:0 auto;
  background:rgba(13,8,26,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  padding:10px 12px 10px 20px;
  box-shadow:0 12px 34px rgba(7,3,20,.48);
  transition:background .25s ease,box-shadow .25s ease;
}
.j9-header.scrolled .nav-shell{background:rgba(9,5,20,.94);box-shadow:0 16px 44px rgba(5,2,15,.56)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px}
.j9-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;flex-shrink:0}
.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:40px;
  height:40px;
  padding:0 9px;
  background:var(--gradient);
  border-radius:13px;
  font-size:1.05rem;
  font-weight:900;
  color:#fff;
  letter-spacing:.02em;
  box-shadow:0 6px 20px rgba(108,62,255,.34);
}
.logo-txt b{display:block;font-size:1.18rem;line-height:1.15;font-weight:800;color:#fff}
.logo-txt span{display:block;font-size:.64rem;color:var(--sub);letter-spacing:.08em;margin-top:2px}
.j9-nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:12px}
.j9-nav-links a{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:9px 13px;
  border-radius:var(--radius-pill);
  color:var(--sub);
  font-size:.9rem;
  font-weight:500;
  white-space:nowrap;
}
.j9-nav-links a:hover{color:#fff}
.j9-nav-links a.active{background:rgba(255,255,255,.11);color:#fff}
.j9-nav-links a:not(.active)::after{
  content:"";
  position:absolute;
  left:18px;
  right:18px;
  bottom:3px;
  height:2px;
  border-radius:4px;
  background:var(--gradient);
  opacity:0;
  transform:scaleX(.4);
  transition:.22s ease-out;
}
.j9-nav-links a:not(.active):hover::after{opacity:1;transform:scaleX(1)}
.j9-nav-cta{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-login{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 15px;
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-pill);
  color:#fff;
  font-size:.88rem;
  font-weight:500;
  background:rgba(255,255,255,.03);
}
.nav-login:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-solid{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:40px;
  padding:0 18px;
  border-radius:var(--radius-pill);
  border:0;
  background:var(--cta-gradient);
  color:#fff;
  font-size:.9rem;
  font-weight:700;
  box-shadow:0 8px 22px rgba(240,62,142,.24);
  transition:transform .2s ease-out,box-shadow .2s ease-out,filter .2s ease-out;
}
.btn-solid:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 12px 30px rgba(240,62,142,.34)}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:rgba(255,255,255,.05);border-radius:14px;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:99px}
.nav-toggle:active{transform:scale(.95)}
.nav-menu{
  position:fixed;
  top:78px;
  left:14px;
  right:14px;
  z-index:899;
  display:none;
  flex-direction:column;
  background:rgba(11,6,24,.97);
  border:1px solid var(--line);
  border-radius:24px;
  padding:14px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(16px);
}
.nav-menu a{
  padding:13px 16px;
  border-radius:14px;
  color:var(--sub);
  font-weight:500;
}
.nav-menu a.active{background:rgba(108,62,255,.24);color:#fff}
.nav-menu a:hover{color:#fff}
.nav-menu.show{display:flex}

/* ---------- base components ---------- */
.sec{padding:var(--section-space) 0}
.section-head{max-width:760px;margin-bottom:52px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--cyan);
  font-size:.82rem;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin-bottom:14px;
}
.section-head h2,.section-title{
  font-size:clamp(1.8rem,3.6vw,3rem);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--text);
}
.section-head .lead{color:var(--sub);font-size:1.02rem;margin-top:16px;max-width:720px}
.section-head.center .lead{margin-left:auto;margin-right:auto}
h2,h3,h4{color:var(--text)}
p{color:var(--sub)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:0;
  height:48px;
  min-width:132px;
  padding:0 22px;
  border-radius:var(--radius-pill);
  font-size:.95rem;
  font-weight:700;
  transition:transform .22s ease-out,box-shadow .22s ease-out,filter .22s ease-out,background .22s ease-out,border-color .22s ease-out;
}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--cta-gradient);color:#fff;box-shadow:0 10px 28px rgba(240,62,142,.25)}
.btn-primary:hover{transform:translateY(-3px);filter:brightness(1.08);box-shadow:0 14px 34px rgba(240,62,142,.36)}
.btn-ghost{
  background:rgba(255,255,255,.05);
  color:#fff;
  border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(4px);
}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:var(--cyan);transform:translateY(-2px)}
.btn-light{background:#fff;color:#171126}
.btn-lg{height:52px;min-width:148px;padding:0 28px;font-size:1rem}
.btn-gold{background:linear-gradient(120deg,#F5C46B,#F08D4D);color:#201114;box-shadow:0 8px 24px rgba(245,196,107,.25)}
i.cap{font-style:normal;color:var(--sub)}

/* ---------- hero / KV ---------- */
.hero{padding:136px 0 70px}
.hero-card{
  position:relative;
  overflow:hidden;
  min-height:430px;
  display:flex;
  align-items:center;
  border:1px solid var(--line);
  border-radius:calc(var(--radius-lg) + 8px);
  padding:clamp(30px,6vw,76px);
  background-image:linear-gradient(104deg,rgba(10,7,20,.95) 8%,rgba(21,7,45,.74) 52%,rgba(0,217,199,.2)),url('/assets/images/backpic/back-1.png');
  background-position:center;
  background-size:cover;
  box-shadow:var(--shadow);
}
.hero-content{position:relative;z-index:3;max-width:680px}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius-pill);
  padding:7px 15px;
  font-size:.8rem;
  color:#fff;
  backdrop-filter:blur(6px);
}
.hero-content h1{
  margin-top:22px;
  font-size:clamp(2.5rem,5.8vw,4.6rem);
  line-height:1.08;
  letter-spacing:-.03em;
  font-weight:900;
  color:#fff;
}
.hero-sub{
  margin-top:18px;
  max-width:560px;
  color:rgba(255,255,255,.82);
  font-size:1.05rem;
  line-height:1.9;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:34px;
}

/* ---------- editorial long copy ---------- */
.guide-copy-sec{background:linear-gradient(180deg,var(--bg) 0%,#0D081B 100%)}
.fg-row{align-items:center;margin-bottom:clamp(48px,6vw,72px)}
.fg-media{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--cardline);
  background:var(--surface2);
  position:relative;
  box-shadow:0 16px 40px rgba(8,3,22,.34);
}
.fg-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.fg-copy{padding:10px 0}
.fg-step{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 17px;
  margin-bottom:20px;
  border-radius:var(--radius-pill);
  background:linear-gradient(120deg,rgba(108,62,255,.2),rgba(0,217,199,.12));
  border:1px solid rgba(255,255,255,.1);
  color:#fff;
  font-size:.85rem;
  font-weight:700;
}
.fg-copy h2,.fg-copy .fg-title{font-size:clamp(1.5rem,2.4vw,2.15rem);line-height:1.3;color:#fff;margin-bottom:16px}
.fg-copy p{margin-bottom:15px;line-height:1.9}
.tick-list{list-style:none;padding:0;margin:18px 0 6px}
.tick-list li{
  position:relative;
  padding:6px 0 6px 34px;
  color:var(--sub);
  line-height:1.75;
}
.tick-list li::before{
  content:"\f00c";
  position:absolute;
  left:0;
  top:8px;
  width:22px;
  height:22px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:.72rem;
  color:var(--cyan);
  background:rgba(0,217,199,.13);
  border-radius:50%;
}
.guide-point{padding:18px 0 0}

/* ---------- stats ---------- */
.stats-sec{padding:30px 0}
.stats-panel{
  background:var(--surface);
  border:1px solid var(--cardline);
  border-radius:calc(var(--radius-lg) + 6px);
  padding:clamp(24px,4vw,48px);
  box-shadow:var(--shadow);
}
.stats-title{font-size:1rem;color:var(--sub);text-align:center;margin-bottom:24px;letter-spacing:.04em}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-item{
  background:rgba(255,255,255,.035);
  border:1px solid var(--cardline);
  border-radius:22px;
  padding:26px 16px 22px;
  text-align:center;
  min-height:112px;
}
.stat-num{
  display:block;
  font-size:clamp(2rem,3.4vw,2.9rem);
  line-height:1;
  font-weight:900;
  background:linear-gradient(135deg,#fff 15%,var(--gold) 70%);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
  margin-bottom:12px;
}
.stat-tag{
  display:block;
  color:var(--sub);
  font-size:.9rem;
  font-weight:500;
}

/* ---------- steps ---------- */
.steps-sec{background:radial-gradient(circle at 80% 10%,rgba(108,62,255,.16),transparent 36%),var(--bg)}
.steps-intro{display:flex;flex-direction:column;gap:18px;margin-bottom:52px}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:12px}
.step-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--cardline);
  border-radius:24px;
  padding:30px 22px 24px;
  overflow:hidden;
  transition:transform .24s ease-out,border-color .24s ease-out,box-shadow .24s ease-out;
}
.step-card::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:4px;
  background:var(--gradient);
  opacity:.8;
}
.step-card:hover{transform:translateY(-6px);border-color:rgba(108,62,255,.35);box-shadow:var(--shadow-color)}
.step-index{
  width:46px;
  height:46px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:linear-gradient(135deg,#6C3EFF,#00D9C7);
  color:#fff;
  font-weight:900;
  font-size:.95rem;
  box-shadow:0 8px 20px rgba(108,62,255,.28);
  margin-bottom:18px;
}
.step-card h3{font-size:1.08rem;font-weight:700;color:#fff;margin-bottom:10px}
.step-card p{font-size:.92rem;line-height:1.75}
.step-mini{color:var(--cyan);font-size:.75rem;display:block;margin-top:10px;font-weight:600;letter-spacing:.08em}

/* ---------- faq ---------- */
.faq-sec{background:#0B0716}
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--surface);
  border:1px solid var(--cardline);
  border-radius:22px;
  margin-bottom:16px;
  overflow:hidden;
  transition:border-color .2s ease;
}
.faq-item.open{border-color:rgba(108,62,255,.28)}
.faq-btn{
  position:relative;
  width:100%;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:1rem;
  font-weight:650;
  text-align:left;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 24px;
  transition:color .2s ease;
}
.faq-btn:hover{color:#fff}
.faq-btn::after{
  content:"+";
  flex:0 0 38px;
  width:38px;
  height:38px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:rgba(108,62,255,.2);
  font-size:1.3rem;
  color:var(--cyan);
  font-weight:400;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item.open .faq-btn::after{
  content:"\2212";
  background:var(--gradient);
  color:#fff;
  transform:rotate(180deg);
}
.faq-answer{display:none;padding:0 24px 24px}
.faq-answer p{color:var(--sub);line-height:1.9;max-width:790px}
.faq-item.highlight{border-left:3px solid var(--gold)}

/* ---------- CTA ---------- */
.cta-section{background:linear-gradient(180deg,#0B0716,var(--bg))}
.cta-card{
  overflow:hidden;
  border-radius:calc(var(--radius-lg) + 8px);
  background:linear-gradient(110deg,rgba(12,6,28,.96) 20%,rgba(108,62,255,.72)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  border:1px solid var(--line);
  padding:clamp(30px,5.5vw,72px);
  box-shadow:var(--shadow);
}
.cta-inner{max-width:640px}
.cta-inner h2{font-size:clamp(1.8rem,3.5vw,3rem);color:#fff;line-height:1.25;margin-bottom:16px}
.cta-inner>p{color:rgba(255,255,255,.85);line-height:1.85;margin-bottom:30px}
.cta-form{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;margin:28px 0 14px}
.form-field{flex:1 1 200px;display:flex;flex-direction:column;gap:8px}
.form-field label{font-size:.8rem;color:rgba(255,255,255,.82);font-weight:600}
.form-field input,.form-field select{
  width:100%;
  height:50px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
  color:#fff;
  border-radius:14px;
  padding:0 16px;
  font-size:.95rem;
  outline:0;
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.form-field input:focus,.form-field select:focus{border-color:var(--cyan);background:rgba(255,255,255,.13);box-shadow:0 0 0 4px rgba(0,217,199,.12)}
.form-field select option{background:#171126;color:#fff}
.form-submit{flex:0 0 auto}
.cta-note{color:rgba(255,255,255,.6);font-size:.8rem;margin-top:6px}

/* ---------- next cat ---------- */
.next-entry{background:var(--bg)}
.next-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
  background:linear-gradient(115deg,var(--surface),var(--surface2));
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:clamp(24px,4vw,46px);
  box-shadow:var(--shadow);
  transition:border-color .22s ease,transform .22s ease;
}
.next-card:hover{border-color:rgba(0,217,199,.32);transform:translateY(-4px)}
.next-card h3{font-size:1.8rem;margin:8px 0 8px;color:#fff}
.next-card p{color:var(--sub);max-width:680px;line-height:1.9}
.next-arrow{
  display:inline-flex;
  align-items:center;
  gap:12px;
  background:var(--cta-gradient);
  color:#fff;
  height:52px;
  padding:0 26px;
  border-radius:var(--radius-pill);
  font-weight:700;
  box-shadow:0 8px 26px rgba(240,62,142,.28);
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.next-arrow i{margin-left:4px}
.next-arrow:hover{transform:translateX(6px);filter:brightness(1.07);box-shadow:0 12px 30px rgba(240,62,142,.36)}

/* ---------- footer ---------- */
.footer{
  margin-top:20px;
  background:#08050F;
  border-top:1px solid rgba(255,255,255,.05);
  padding:72px 0 28px;
}
.footer-top{display:grid;grid-template-columns:1.3fr 2fr;gap:52px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.06)}
.footer-brand p{color:var(--dim);line-height:1.9;margin:18px 0 18px;max-width:480px;font-size:.92rem}
.footer-contact{display:flex;align-items:center;gap:8px;color:var(--sub);font-size:.85rem}
.footer-links{display:grid;grid-template-columns:1fr 1fr 1fr;gap:28px}
.footer-col h4{color:var(--text);font-size:.92rem;margin-bottom:16px;font-weight:700}
.footer-col a,.footer-col span{
  display:block;
  color:var(--dim);
  font-size:.88rem;
  line-height:2.3;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding-top:24px;
  color:var(--dim);
  font-size:.8rem;
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .j9-nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  :root{--section-space:64px}
  .hero{padding-top:120px}
  .hero-card{min-height:470px;padding:36px 24px}
  .footer-top{grid-template-columns:1fr;gap:36px}
  .footer-links{grid-template-columns:repeat(2,1fr)}
  .cta-form .form-submit{width:100%}
  .form-submit .btn{width:100%}
}
@media (max-width:560px){
  .j9-header{top:8px;padding:0 8px}
  .nav-shell{padding:8px 8px 8px 14px;border-radius:999px}
  .nav-cta .nav-login{display:none}
  .logo-txt span{display:none}
  .logo-mark{min-width:36px;height:36px;border-radius:11px}
  .hero-card{border-radius:24px;min-height:auto}
  .hero-actions .btn{width:100%}
  .stats-grid{grid-template-columns:1fr 1fr;gap:10px}
  .stat-item{padding:18px 8px}
  .stat-num{font-size:1.8rem}
  .steps-grid{grid-template-columns:1fr}
  .fg-row{margin-bottom:44px}
  .fg-copy{padding-top:24px}
  .next-card{flex-direction:column;align-items:flex-start}
  .next-arrow{width:100%}
  .footer-links{grid-template-columns:1fr}
  .cta-card{border-radius:26px;padding:28px 18px}
  .faq-btn{padding:18px 16px;font-size:.95rem}
  .faq-answer{padding:0 18px 18px}
}

/* roulang page: article */
:root{
            --bg:#0A0714;
            --bg-deep:#06040F;
            --card:#171129;
            --card-soft:#1C1333;
            --line:rgba(242,238,255,.09);
            --line-soft:rgba(242,238,255,.065);
            --purple:#6C3EFF;
            --purple-deep:#3D1C99;
            --cyan:#00D9C7;
            --orange:#FF5C4D;
            --gold:#F5C46B;
            --text:#F2EEFF;
            --muted:#B8AECF;
            --dim:#7E7395;
            --navy:#181035;
            --radius-lg:28px;
            --radius-md:18px;
            --radius-pill:999px;
            --shadow-card:0 14px 44px rgba(5,2,16,.32);
            --shadow-glow:0 16px 48px rgba(108,62,255,.28);
            --transition:.25s ease-out;
            --font:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans CJK SC',-apple-system,BlinkMacSystemFont,sans-serif;
        }
        *,
        *::before,
        *::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            min-height:100vh;
            font-family:var(--font);
            color:var(--text);
            background:
                radial-gradient(circle 760px at 88% -8%, rgba(108,62,255,.26), transparent 62%),
                radial-gradient(circle 620px at 0% 30%, rgba(0,217,199,.1), transparent 55%),
                radial-gradient(circle 500px at 50% 120%, rgba(255,92,77,.08), transparent 60%),
                var(--bg);
            line-height:1.75;
        }
        body.no-scroll{overflow:hidden}
        a{color:inherit;text-decoration:none;transition:color var(--transition), opacity var(--transition), border-color var(--transition), background var(--transition), transform var(--transition)}
        a:focus-visible,
        button:focus-visible,
        input:focus-visible{
            outline:2px solid var(--cyan);
            outline-offset:3px;
            border-radius:10px;
        }
        img{max-width:100%;display:block}
        .container-wide{
            width:min(1280px, calc(100% - 48px));
            margin:0 auto;
        }
        .container-narrow{
            width:min(1260px, calc(100% - 40px));
            margin:0 auto;
        }
        .btn-solid,
        .btn-line,
        .nav-login{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:8px;
            min-height:48px;
            padding:.8rem 1.4rem;
            border-radius:var(--radius-pill);
            font-weight:700;
            font-size:.92rem;
            letter-spacing:.02em;
            border:1px solid transparent;
            cursor:pointer;
            white-space:nowrap;
            transition:transform .25s ease-out, box-shadow .25s ease-out, background .25s ease-out, color .25s ease-out;
        }
        .btn-solid{
            background:linear-gradient(135deg, var(--orange) 0%, #FF3D6B 100%);
            color:#fff;
            box-shadow:0 10px 28px rgba(255,92,77,.26);
        }
        .btn-solid:hover{
            transform:translateY(-2px);
            box-shadow:0 14px 34px rgba(255,92,77,.38);
        }
        .btn-solid:active{transform:translateY(0) scale(.98)}
        .btn-line{
            background:rgba(255,255,255,.04);
            border:1px solid rgba(242,238,255,.18);
            color:var(--text);
        }
        .btn-line:hover{
            border-color:rgba(0,217,199,.6);
            box-shadow:0 8px 26px rgba(0,217,199,.12);
        }
        .btn-ghost{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:8px;
            min-height:48px;
            border-radius:var(--radius-pill);
            border:1px solid rgba(255,255,255,.2);
            padding:.8rem 1.4rem;
            color:#fff;
            font-weight:700;
            font-size:.92rem;
            background:rgba(255,255,255,.03);
            transition:.25s ease-out;
        }
        .btn-ghost:hover{
            background:rgba(255,255,255,.12);
        }

        /* Header and fixed capsule nav */
        .j9-header{
            position:fixed;
            top:0;left:0;right:0;
            z-index:999;
            padding:14px 16px 0;
            pointer-events:none;
        }
        .nav-shell{
            width:min(1260px, 100%);
            margin:0 auto;
            border-radius:var(--radius-pill);
            border:1px solid rgba(242,238,255,.1);
            background:rgba(11,8,24,.72);
            box-shadow:0 14px 44px rgba(3,2,10,.35);
            backdrop-filter:blur(18px);
            -webkit-backdrop-filter:blur(18px);
            transition:background .28s ease, box-shadow .28s ease;
            pointer-events:auto;
        }
        .j9-header.scrolled .nav-shell{
            background:rgba(9,5,20,.9);
            box-shadow:0 16px 48px rgba(2,1,6,.46);
        }
        .nav-inner{
            display:flex;
            align-items:center;
            gap:14px;
            min-height:68px;
            padding:0 8px 0 18px;
        }
        .j9-logo{
            display:inline-flex;
            align-items:center;
            gap:12px;
            flex-shrink:0;
        }
        .j9-logo .logo-mark{
            width:46px;
            height:46px;
            border-radius:16px;
            display:grid;
            place-items:center;
            font-weight:900;
            font-size:1.12rem;
            color:#fff;
            background:linear-gradient(135deg, var(--purple) 0%, var(--cyan) 120%);
            box-shadow:0 8px 22px rgba(108,62,255,.34);
            letter-spacing:-.03em;
            text-shadow:0 2px 6px rgba(0,0,0,.14);
        }
        .j9-logo .logo-txt{
            display:flex;
            flex-direction:column;
            line-height:1.15;
        }
        .j9-logo .logo-txt b{
            font-size:1.12rem;
            font-weight:900;
            letter-spacing:.02em;
            color:var(--text);
        }
        .j9-logo .logo-txt span{
            font-size:.7rem;
            color:var(--muted);
            letter-spacing:.08em;
            margin-top:5px;
        }
        .j9-nav-links{
            display:flex;
            align-items:center;
            gap:6px;
            margin:0 auto;
            flex-wrap:nowrap;
        }
        .j9-nav-links a{
            padding:.58rem .86rem;
            border-radius:var(--radius-pill);
            font-size:.92rem;
            font-weight:600;
            color:var(--muted);
            line-height:1;
            white-space:nowrap;
        }
        .j9-nav-links a:hover{
            color:#fff;
            background:rgba(255,255,255,.08);
        }
        .j9-nav-links a.active{
            background:rgba(255,255,255,.12);
            color:#fff;
            box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);
        }
        .j9-nav-cta{
            display:flex;
            align-items:center;
            justify-content:flex-end;
            gap:10px;
            margin-left:auto;
            flex-shrink:0;
        }
        .nav-login{
            min-height:42px;
            padding:.6rem 1rem;
            color:var(--text);
            border-color:rgba(242,238,255,.16);
            background:transparent;
            font-size:.88rem;
        }
        .nav-login:hover{
            border-color:var(--cyan);
            color:#fff;
        }
        .j9-nav-cta .btn-solid{
            min-height:42px;
            padding:.65rem 1.15rem;
            font-size:.88rem;
        }
        .nav-toggle{
            display:none;
            width:44px;
            height:44px;
            align-items:center;
            justify-content:center;
            gap:5px;
            flex-direction:column;
            background:rgba(255,255,255,.05);
            border:1px solid rgba(242,238,255,.16);
            border-radius:15px;
            cursor:pointer;
        }
        .nav-toggle span{
            display:block;
            width:18px;
            height:2px;
            background:var(--text);
            border-radius:var(--radius-pill);
            margin:3px 0;
        }
        .nav-menu{
            display:none;
            flex-direction:column;
            gap:4px;
            padding:16px;
            border-radius:0 0 30px 30px;
            border-top:1px solid rgba(242,238,255,.08);
        }
        .nav-menu a{
            padding:.85rem 1.1rem;
            border-radius:18px;
            color:var(--muted);
            font-weight:700;
            font-size:1rem;
        }
        .nav-menu a.active{
            color:var(--text);
            background:rgba(108,62,255,.18);
        }

        /* Page top offset */
        .article-main{
            position:relative;
            padding:178px 0 48px;
            overflow:clip;
        }
        .breadcrumb-box{
            display:flex;
            align-items:center;
            flex-wrap:wrap;
            gap:10px;
            color:var(--dim);
            font-size:.88rem;
            margin-bottom:20px;
        }
        .breadcrumb-box a{
            color:var(--muted);
        }
        .breadcrumb-box a:hover{
            color:var(--cyan);
        }
        .breadcrumb-divider{
            opacity:.55;
        }
        .breadcrumb-current{
            color:var(--text);
            font-weight:600;
            max-width:480px;
            overflow:hidden;
            text-overflow:ellipsis;
            white-space:nowrap;
        }

        /* Article layout grid */
        .article-grid{
            display:grid;
            grid-template-columns:minmax(0,1fr) 342px;
            gap:28px;
            align-items:start;
        }
        .article-card{
            border:1px solid var(--line);
            background:linear-gradient(180deg, rgba(255,255,255,.045) 0%, rgba(255,255,255,.01) 100%), var(--card);
            border-radius:var(--radius-lg);
            overflow:hidden;
            box-shadow:var(--shadow-card);
        }
        .article-card > .article-frame{
            padding:clamp(1.5rem,4vw,3rem) clamp(1.2rem,4vw,2.8rem);
        }
        .eyebrow-tag{
            display:inline-flex;
            align-items:center;
            gap:8px;
            font-size:.82rem;
            font-weight:700;
            color:var(--cyan);
            padding:.5rem .9rem;
            border:1px solid rgba(0,217,199,.25);
            background:rgba(0,217,199,.06);
            border-radius:var(--radius-pill);
            margin-bottom:18px;
            letter-spacing:.04em;
        }
        .article-h1{
            margin:0 0 18px;
            font-size:clamp(1.95rem,4.2vw,3.4rem);
            line-height:1.26;
            font-weight:900;
            letter-spacing:-.02em;
            color:#fff;
        }
        .article-meta-line{
            display:flex;
            flex-wrap:wrap;
            align-items:center;
            gap:10px;
            row-gap:8px;
            margin-top:8px;
        }
        .meta-item{
            display:inline-flex;
            align-items:center;
            gap:7px;
            padding:.45rem .9rem;
            border-radius:var(--radius-pill);
            background:rgba(255,255,255,.035);
            border:1px solid rgba(242,238,255,.08);
            color:var(--muted);
            font-size:.83rem;
        }
        .meta-item .meta-dot{
            width:7px;
            height:7px;
            border-radius:50%;
            background:var(--gold);
            box-shadow:0 0 0 4px rgba(245,196,107,.12);
        }
        .meta-item .meta-dot.cyan{
            background:var(--cyan);
            box-shadow:0 0 0 4px rgba(0,217,199,.12);
        }
        .meta-item strong{
            color:var(--text);
            font-weight:600;
            font-size:.85rem;
        }
        .article-art{
            position:relative;
            aspect-ratio:16/6.4;
            overflow:hidden;
            margin:0;
            background:#0B0717;
        }
        .article-art img{
            width:100%;
            height:100%;
            object-fit:cover;
            mix-blend-mode:lighten;
            opacity:.92;
        }
        .article-art::after{
            content:"";
            position:absolute;
            inset:0;
            background:linear-gradient(180deg, transparent 45%, var(--card) 100%);
        }
        .article-page-body{
            padding:0 clamp(1.2rem,4vw,2.8rem) 1.6rem;
        }
        .formatted-body{
            max-width:760px;
            margin:0 auto;
            color:#E7DFF8;
            font-size:1.04rem;
            line-height:1.95;
        }
        .formatted-body p{
            margin:0 0 1.4rem;
        }
        .formatted-body h2{
            margin:3.2rem 0 1.2rem;
            color:#fff;
            font-size:1.55rem;
            line-height:1.4;
            font-weight:900;
            padding-left:.9rem;
            border-left:4px solid transparent;
            border-image:linear-gradient(180deg, var(--cyan), var(--purple)) 1;
            border-radius:3px;
        }
        .formatted-body h3{
            color:var(--cyan);
            font-size:1.22rem;
            margin:2rem 0 .9rem;
        }
        .formatted-body blockquote{
            margin:1.9rem 0;
            padding:1rem 1.2rem 1rem 1.4rem;
            background:rgba(0,217,199,.045);
            border-left:4px solid var(--cyan);
            border-radius:0 16px 16px 0;
            color:#C8C0DE;
        }
        .formatted-body ul,
        .formatted-body ol{
            margin:1.4rem 0;
            padding-left:1.4rem;
        }
        .formatted-body li{
            margin:.55rem 0 0 .4rem;
        }
        .formatted-body li::marker{
            color:var(--cyan);
        }
        .formatted-body img{
            border-radius:20px;
            border:1px solid rgba(242,238,255,.1);
            box-shadow:0 12px 30px rgba(0,0,0,.3);
            margin:2rem 0;
        }
        .formatted-body pre{
            background:#090515;
            border:1px solid var(--line);
            border-radius:18px;
            padding:1.25rem 1.4rem;
            overflow-x:auto;
            font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
            font-size:.9rem;
            color:var(--muted);
            margin:2rem 0;
            white-space:pre-wrap;
        }
        .formatted-body code{
            background:rgba(0,217,199,.1);
            color:var(--cyan);
            padding:.15rem .4rem;
            border-radius:8px;
            font-size:.92em;
        }
        .formatted-body pre code{
            background:transparent;
            color:inherit;
            padding:0;
        }
        .formatted-body hr{
            border:0;
            height:1px;
            background:linear-gradient(90deg, transparent, rgba(108,62,255,.6), transparent);
            margin:2.6rem 0;
        }
        .article-tag-row{
            display:flex;
            flex-wrap:wrap;
            gap:10px;
            padding:0 clamp(1.2rem,4vw,2.8rem) 2.2rem;
            max-width:760px;
            margin:0 auto;
        }
        .tag-pill{
            display:inline-flex;
            align-items:center;
            padding:.42rem .86rem;
            border-radius:var(--radius-pill);
            background:rgba(108,62,255,.1);
            border:1px solid rgba(108,62,255,.2);
            color:#C5B8FF;
            font-size:.82rem;
            font-weight:600;
        }
        .tag-pill:hover{
            border-color:var(--gold);
            color:var(--gold);
        }
        .article-bottom-nav{
            display:grid;
            grid-template-columns:repeat(2,1fr);
            gap:16px;
            margin:0 auto;
            padding:0 clamp(1.2rem,4vw,2.8rem) 2.8rem;
            max-width:760px;
        }
        .nav-card-duo{
            display:block;
            border:1px solid var(--line-soft);
            border-radius:22px;
            padding:1.2rem 1.3rem;
            background:rgba(255,255,255,.025);
            transition:.25s ease-out;
        }
        .nav-card-duo:hover{
            transform:translateY(-3px);
            border-color:rgba(0,217,199,.35);
            box-shadow:0 14px 32px rgba(0,217,199,.1);
        }
        .nav-card-duo small{
            color:var(--dim);
            letter-spacing:.1em;
            text-transform:uppercase;
            font-size:.75rem;
        }
        .nav-card-duo b{
            display:block;
            font-size:1.02rem;
            margin-top:.5rem;
            color:var(--text);
        }
        .nav-card-duo.right{
            text-align:right;
        }
        .empty-state{
            text-align:center;
            padding:4rem 1rem;
        }
        .empty-icon{
            width:96px;
            height:96px;
            display:grid;
            place-items:center;
            margin:0 auto 1.8rem;
            border-radius:34px;
            font-size:2rem;
            font-weight:900;
            background:linear-gradient(140deg, rgba(108,62,255,.24), rgba(0,217,199,.1));
            border:1px solid rgba(242,238,255,.14);
            color:var(--cyan);
            box-shadow:0 18px 50px rgba(0,0,0,.24);
        }
        .empty-state .article-h1{
            font-size:2.2rem;
            margin-bottom:.5rem;
        }
        .empty-state-desc{
            color:var(--muted);
            margin-bottom:1.6rem;
        }

        /* Aside */
        .aside-col{
            position:relative;
        }
        .aside-sticky{
            position:sticky;
            top:122px;
            display:flex;
            flex-direction:column;
            gap:18px;
        }
        .side-card{
            border:1px solid var(--line-soft);
            border-radius:26px;
            background:linear-gradient(180deg, rgba(255,255,255,.04), transparent), rgba(20,13,40,.82);
            padding:1.55rem 1.4rem;
            box-shadow:0 12px 32px rgba(2,1,8,.2);
        }
        .side-card .side-title{
            display:flex;
            align-items:center;
            gap:9px;
            font-size:1.05rem;
            color:#fff;
            font-weight:800;
            letter-spacing:.01em;
            margin:0 0 1.2rem;
        }
        .side-card .side-title i{
            width:8px;
            height:22px;
            border-radius:6px;
            background:linear-gradient(180deg, var(--purple), var(--cyan));
            display:block;
        }
        .status-row{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:12px;
            padding:.85rem 0;
            border-bottom:1px dashed rgba(242,238,255,.09);
        }
        .status-row:last-child{
            border-bottom:0;
            padding-bottom:0;
        }
        .status-row span{
            color:var(--muted);
            font-size:.9rem;
        }
        .status-live{
            display:inline-flex;
            align-items:center;
            gap:8px;
            font-weight:700;
            color:var(--cyan);
            font-size:.9rem;
        }
        .status-live::before{
            content:"";
            width:8px;
            height:8px;
            border-radius:50%;
            background:var(--cyan);
            box-shadow:0 0 0 5px rgba(0,217,199,.12);
            animation:livePulse 1.8s infinite;
        }
        @keyframes livePulse{
            0%,100%{opacity:1}
            50%{opacity:.4}
        }
        .side-menu{
            display:flex;
            flex-direction:column;
            gap:5px;
        }
        .side-menu a{
            display:flex;
            align-items:center;
            gap:12px;
            padding:.72rem .8rem;
            border-radius:16px;
            color:var(--muted);
            font-weight:600;
            font-size:.93rem;
            transition:.22s ease-out;
        }
        .side-menu a:hover{
            background:rgba(255,255,255,.06);
            color:#fff;
        }
        .side-menu a em{
            width:30px;
            height:30px;
            display:grid;
            place-items:center;
            border-radius:12px;
            background:rgba(108,62,255,.1);
            color:#9E88FF;
            font-style:normal;
            font-size:.82rem;
            font-weight:800;
        }
        .side-score{
            display:grid;
            grid-template-columns:repeat(2,1fr);
            gap:12px;
            margin-bottom:16px;
        }
        .score-item{
            text-align:center;
            background:rgba(255,255,255,.04);
            border:1px solid rgba(255,255,255,.07);
            border-radius:18px;
            padding:1rem .6rem;
        }
        .score-item b{
            display:block;
            font-size:1.55rem;
            font-weight:900;
            background:linear-gradient(135deg, var(--gold), #FFE2A8);
            -webkit-background-clip:text;
            background-clip:text;
            -webkit-text-fill-color:transparent;
            line-height:1.2;
        }
        .score-item span{
            color:var(--dim);
            font-size:.8rem;
        }
        .side-note{
            display:flex;
            gap:12px;
            background:rgba(108,62,255,.07);
            border:1px solid rgba(108,62,255,.18);
            border-radius:18px;
            padding:1rem;
            font-size:.88rem;
            color:var(--muted);
        }
        .side-note b{
            color:#D7CAFF;
        }

        /* CTA zone */
        .visit-cta{
            position:relative;
            margin-top:34px;
            border-radius:36px;
            overflow:hidden;
            border:1px solid rgba(242,238,255,.1);
            padding:clamp(2rem,5vw,4rem);
            background:
                linear-gradient(112deg, rgba(60,29,186,.96) 0%, rgba(108,62,255,.92) 55%, rgba(0,217,199,.88) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            box-shadow:0 24px 70px rgba(108,62,255,.2);
            color:#fff;
        }
        .visit-cta::before{
            content:"";
            position:absolute;
            inset:0;
            background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity:.16;
            mix-blend-mode:overlay;
        }
        .visit-cta-inner{
            position:relative;
            z-index:2;
            display:flex;
            flex-direction:column;
            align-items:flex-start;
            gap:18px;
            max-width:780px;
        }
        .visit-cta-kicker{
            font-size:.82rem;
            font-weight:700;
            color:rgba(255,255,255,.85);
            border:1px solid rgba(255,255,255,.25);
            border-radius:var(--radius-pill);
            padding:.42rem .9rem;
            background:rgba(255,255,255,.08);
        }
        .visit-cta h2{
            margin:0;
            font-size:clamp(1.5rem,3vw,2.3rem);
            line-height:1.35;
            font-weight:900;
            letter-spacing:-.01em;
            color:#fff;
        }
        .visit-cta p{
            margin:0;
            color:#E5E0F6;
            max-width:650px;
            font-size:1rem;
        }
        .visit-cta-btns{
            display:flex;
            flex-wrap:wrap;
            gap:12px;
            margin-top:10px;
        }
        .visit-cta-btns .btn-solid{
            background:#fff;
            color:#170F36;
            box-shadow:0 10px 28px rgba(0,0,0,.16);
        }
        .visit-cta-btns .btn-solid:hover{
            transform:translateY(-2px);
            box-shadow:0 14px 34px rgba(0,0,0,.22);
        }
        .visit-cta-btns .btn-ghost{
            border-color:rgba(255,255,255,.35);
        }

        /* Footer */
        .footer{
            background:#06030E;
            border-top:1px solid rgba(108,62,255,.14);
            position:relative;
            overflow:hidden;
            padding:70px 0 24px;
        }
        .footer::before{
            content:"";
            position:absolute;
            top:-180px;
            right:-80px;
            width:440px;
            height:440px;
            border-radius:50%;
            background:radial-gradient(circle, rgba(108,62,255,.12), transparent 65%);
        }
        .footer .container-wide{
            position:relative;
            z-index:2;
        }
        .footer-top{
            display:grid;
            grid-template-columns:1.5fr 3fr;
            gap:44px;
            padding-bottom:44px;
            border-bottom:1px solid rgba(255,255,255,.06);
        }
        .footer-brand p{
            color:var(--muted);
            font-size:.96rem;
            line-height:1.9;
            margin:1.1rem 0 1.2rem;
            max-width:420px;
        }
        .footer-contact{
            display:flex;
            align-items:center;
            gap:8px;
            color:var(--dim);
            font-size:.84rem;
            background:rgba(255,255,255,.03);
            border:1px solid rgba(255,255,255,.05);
            border-radius:16px;
            padding:.65rem .8rem;
            width:fit-content;
        }
        .footer-links{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:30px;
        }
        .footer-col h4{
            margin:0 0 1.2rem;
            font-size:.88rem;
            color:#fff;
            font-weight:800;
            letter-spacing:.08em;
        }
        .footer-col a,
        .footer-col > span{
            display:block;
            margin:.68rem 0;
            font-size:.9rem;
            color:var(--muted);
            line-height:1.65;
        }
        .footer-col a:hover{
            color:var(--cyan);
        }
        .footer-bottom{
            padding-top:28px;
            display:flex;
            justify-content:space-between;
            align-items:center;
            gap:18px;
            flex-wrap:wrap;
            color:#655C84;
            font-size:.82rem;
        }
        .footer-bottom span{
            color:#655C84;
        }

        /* Responsive */
        @media (max-width:1100px){
            .article-grid{
                grid-template-columns:1fr;
            }
            .aside-col{
                order:3;
            }
            .aside-sticky{
                position:static;
                grid-template-columns:repeat(2,1fr);
                display:grid;
                align-items:stretch;
            }
        }
        @media (max-width:1024px){
            .j9-nav-links,
            .j9-nav-cta .nav-login,
            .j9-nav-cta .btn-solid{
                display:none;
            }
            .nav-toggle{
                display:inline-flex;
                margin-left:auto;
            }
            .nav-inner{
                padding:0 8px 0 14px;
            }
            .nav-menu{
                border-radius:0 0 26px 26px;
            }
            .nav-menu.open{
                display:flex;
            }
            .footer-top{
                grid-template-columns:1fr;
                gap:32px;
            }
            .footer-links{
                grid-template-columns:repeat(3,1fr);
            }
            .article-main{
                padding-top:150px;
            }
        }
        @media (max-width:820px){
            .aside-sticky{
                grid-template-columns:1fr;
            }
        }
        @media (max-width:640px){
            .container-wide,
            .container-narrow{
                width:min(100% - 28px, 1280px);
            }
            .j9-nav-cta .btn-solid{
                display:none;
            }
            .nav-inner{
                min-height:62px;
            }
            .article-bottom-nav{
                grid-template-columns:1fr;
            }
            .article-nav-card-right{
                text-align:left;
            }
            .footer-links{
                grid-template-columns:1fr 1fr;
                gap:24px;
            }
            .footer-bottom{
                flex-direction:column;
                align-items:flex-start;
            }
        }
        @media (max-width:500px){
            .article-main{
                padding-top:128px;
            }
            .j9-header{
                padding:10px 10px 0;
            }
            .logo-txt span{
                display:none;
            }
            .article-h1{
                font-size:1.8rem;
            }
            .formatted-body{
                font-size:1rem;
            }
            .article-art{
                aspect-ratio:16/9;
            }
            .footer-links{
                grid-template-columns:1fr;
            }
            .visit-cta-btns .btn-solid,
            .visit-cta-btns .btn-ghost{
                width:100%;
            }
        }

/* roulang page: category2 */
:root{
  --bg:#0A0714;
  --panel:#130C25;
  --panel-2:#1A1233;
  --purple:#6C3EFF;
  --cyan:#00D9C7;
  --coral:#FF5C4D;
  --gold:#F5C46B;
  --text:#F2EEFF;
  --sub:#B8AECF;
  --dim:#7E7395;
  --line:rgba(255,255,255,0.08);
  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow:0 18px 48px rgba(5,2,16,0.5);
  --grad-main:linear-gradient(135deg,#5B2EE6 0%,#6C3EFF 38%,#00D9C7 100%);
  --grad-cta:linear-gradient(110deg,#FF5C4D 0%,#F3477E 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
a:hover{text-decoration:none}
h1,h2,h3,h4,h5,h6{margin:0 0 0.6em;color:var(--text);font-weight:700;line-height:1.3}
p{margin:0 0 1rem}
ul,ol{margin:0;padding:0;list-style:none}
.container-wide{width:100%;max-width:1320px;margin:0 auto;padding:0 24px}
@media screen and (max-width:640px){.container-wide{padding:0 16px}}

/*-------------- Header / Nav --------------*/
.j9-header{position:fixed;top:8px;left:0;right:0;z-index:1000;padding:0}
.nav-shell{width:100%;max-width:1340px;margin:0 auto;padding:0 18px;pointer-events:none}
.nav-inner{pointer-events:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;background:rgba(15,8,32,0.72);border:1px solid rgba(242,238,255,0.10);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:999px;padding:7px 8px 7px 14px;transition:box-shadow .25s ease-out,background .25s ease-out}
.j9-header.scrolled .nav-inner{background:rgba(8,4,18,0.90);box-shadow:0 14px 40px rgba(3,1,10,0.55),0 0 0 1px rgba(108,62,255,0.10)}
.j9-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;color:var(--text)}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--grad-main);color:#fff;font-size:1.15rem;font-weight:900;letter-spacing:.5px;box-shadow:0 5px 18px rgba(86,45,220,0.45)}
.logo-txt{display:flex;flex-direction:column;line-height:1.15}
.logo-txt b{font-size:1.35rem;color:#fff;letter-spacing:.4px;font-weight:800}
.logo-txt span{font-size:.62rem;color:#A99CC6;letter-spacing:.2px;margin-top:3px}
.j9-nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex-wrap:nowrap}
.j9-nav-links a{position:relative;padding:9px 15px;border-radius:999px;font-size:.9rem;color:var(--sub);white-space:nowrap;transition:color .2s ease-out,background .2s ease-out}
.j9-nav-links a::after{content:"";position:absolute;left:16px;right:16px;bottom:5px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--purple),var(--cyan));opacity:0;transition:opacity .2s ease-out}
.j9-nav-links a:hover{color:#fff;background:rgba(255,255,255,0.04)}
.j9-nav-links a:hover::after,.j9-nav-links a.active::after{opacity:1}
.j9-nav-links a.active{color:#fff;background:rgba(255,255,255,0.10)}
.j9-nav-cta{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-login{padding:8px 16px;border-radius:999px;font-size:.88rem;color:#DCD4F3;border:1px solid rgba(255,255,255,0.14);background:rgba(255,255,255,0.03);transition:all .2s ease-out;white-space:nowrap}
.nav-login:hover{border-color:rgba(0,217,199,.55);color:var(--cyan)}
.btn-solid{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 20px;border-radius:999px;border:none;background:var(--grad-cta);color:#fff;font-weight:600;font-size:.92rem;cursor:pointer;white-space:nowrap;box-shadow:0 10px 24px rgba(255,92,77,.25);transition:transform .2s ease-out,box-shadow .2s ease-out,filter .2s ease-out}
.btn-solid:hover{transform:translateY(-1px);filter:brightness(1.07);box-shadow:0 12px 30px rgba(255,92,77,.32)}
.btn-solid:active{transform:translateY(1px) scale(.98)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border-radius:999px;font-weight:600;font-size:.95rem;cursor:pointer;border:none;transition:all .2s ease-out}
.btn-main{background:var(--grad-cta);color:#fff;box-shadow:0 12px 28px rgba(255,92,77,.24)}
.btn-main:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,92,77,.34)}
.btn-main:active{transform:translateY(1px) scale(.98)}
.btn-ghost{background:rgba(255,255,255,0.04);color:#EDE7FF;border:1px solid rgba(255,255,255,0.16)}
.btn-ghost:hover{background:rgba(108,62,255,.15);border-color:rgba(108,62,255,.6);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn:focus-visible,.btn-solid:focus-visible,.nav-login:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.nav-toggle{display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,.12);border-radius:14px;cursor:pointer;padding:0;flex-shrink:0}
.nav-toggle span{width:20px;height:2px;background:var(--text);border-radius:2px;display:block;margin:0}
.nav-menu{display:none;position:fixed;top:76px;right:16px;left:16px;z-index:999;flex-direction:column;background:rgba(10,6,20,0.97);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:14px;box-shadow:var(--shadow)}
.nav-menu a{padding:14px;border-radius:14px;color:var(--sub);font-size:.95rem;font-weight:600}
.nav-menu a.active{color:#fff;background:rgba(108,62,255,.25)}
.nav-menu.open{display:flex}
@media screen and (max-width:1240px){
  .j9-nav-links{display:none}
  .nav-toggle{display:flex}
  .j9-nav-cta .nav-login{display:inline-flex}
}
@media screen and (max-width:720px){
  .j9-nav-cta{display:none}
  .logo-txt span{display:none}
  .j9-header{top:6px}
}

/*-------------- Hero --------------*/
.member-hero{position:relative;overflow:hidden;padding:160px 0 60px;border-bottom:1px solid rgba(255,255,255,.05);background:
  radial-gradient(circle at 8% 10%,rgba(108,62,255,.28),transparent 40%),
  radial-gradient(circle at 93% 18%,rgba(0,217,199,.14),transparent 46%),
  radial-gradient(circle at 50% 100%,rgba(244,196,107,.06),transparent 46%),
  var(--bg)}
.member-hero .inner{max-width:900px;margin:0 auto;text-align:center;position:relative;z-index:2;padding-top:10px}
.breadcrumb{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:999px;padding:6px 16px;font-size:.8rem;color:var(--dim)}
.breadcrumb i{font-size:.7rem;color:var(--dim)}
.member-hero h1{font-size:clamp(2.5rem,6vw,4.2rem);font-weight:900;letter-spacing:1px;margin:26px 0 12px}
.member-hero h1 .hero-gradient{background:linear-gradient(120deg,#ffffff,#BFA4FF 35%,var(--cyan) 80%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.member-hero .lead{max-width:720px;margin:0 auto 26px;font-size:clamp(1rem,2vw,1.16rem);color:var(--sub);line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px}
.hero-stats{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:42px}
.hero-stat{display:inline-flex;align-items:center;gap:9px;padding:9px 16px;border-radius:999px;background:rgba(19,12,37,.7);border:1px solid rgba(255,255,255,.08)}
.hero-stat i{color:var(--cyan);font-size:.9rem}
.hero-stat b{font-size:1.05rem;color:#fff;font-weight:800}
.hero-stat span{color:var(--dim);font-size:.82rem}
@media screen and (max-width:640px){
  .member-hero{padding:130px 0 44px}
  .hero-stats{gap:8px}
  .hero-stat{padding:7px 12px}
}

/*-------------- Section shared --------------*/
.section-tight{position:relative;padding:84px 0}
@media screen and (max-width:760px){.section-tight{padding:52px 0}}
.sec-head{max-width:840px;margin:0 auto 42px;text-align:center}
.sec-tag{display:inline-flex;align-items:center;gap:8px;padding:7px 18px;border-radius:999px;background:rgba(108,62,255,.13);border:1px solid rgba(108,62,255,.25);color:#C9BBFF;font-size:.82rem;font-weight:600;letter-spacing:.4px}
.sec-head h2{font-size:clamp(1.7rem,3.5vw,2.5rem);margin:18px 0 10px;font-weight:800}
.sec-head p{color:var(--sub);font-size:1rem;max-width:720px;margin:0 auto;line-height:1.85}

/*-------------- Welcome deck (1+2) --------------*/
.feature-area{background:rgba(255,255,255,0.012);border-bottom:1px solid rgba(255,255,255,.04)}
.feature-deck{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:24px}
.feature-visual{position:relative;border-radius:32px;overflow:hidden;min-height:520px;background:linear-gradient(145deg,#241648,#0F0A22);border:1px solid rgba(255,255,255,.08);display:flex;align-items:flex-end}
.feature-visual .media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.66;transition:transform .5s ease-out}
.feature-visual:hover .media{transform:scale(1.04)}
.feature-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,6,20,.04),rgba(10,6,20,.70) 62%,rgba(10,6,20,.94));z-index:1}
.feature-content{position:relative;z-index:3;padding:28px 26px 26px}
.feature-content h3{color:#fff;font-size:1.45rem;font-weight:800;margin-bottom:8px}
.feature-content p{color:#CFC4E8;font-size:.92rem;margin-bottom:14px}
.link-arrow{display:inline-flex;align-items:center;gap:7px;color:var(--cyan);font-weight:600;font-size:.92rem}
.link-arrow i{transition:transform .2s ease-out}
a:hover .link-arrow i{transform:translateX(4px)}
.feature-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.feature-card{position:relative;background:linear-gradient(135deg,rgba(108,62,255,.12),rgba(0,217,199,.03)),var(--panel);border:1px solid rgba(255,255,255,.08);border-radius:28px;padding:26px 24px;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between}
.feature-card-top{display:flex;justify-content:space-between;align-items:center;gap:14px}
.feature-card-top .fe-icon{width:50px;height:50px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;font-size:1.3rem;color:#fff;background:var(--grad-main);flex-shrink:0;box-shadow:0 8px 20px rgba(73,42,210,.3)}
.feature-card-top .fe-tag{color:var(--dim);font-size:.75rem;font-weight:600;letter-spacing:.3px;border-left:2px solid rgba(108,62,255,.6);padding-left:10px}
.feature-card h4{margin:18px 0 6px;font-size:1.25rem;color:#fff}
.feature-card p{margin:0;color:var(--sub);font-size:.9rem;line-height:1.8}
.feature-card .learn-tag{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-weight:600;color:#D6CBEF;font-size:.85rem}
@media screen and (max-width:980px){
  .feature-deck{grid-template-columns:1fr}
  .feature-visual{min-height:380px}
  .feature-side{grid-template-columns:1fr 1fr;grid-template-rows:none}
  .feature-card{min-height:220px}
}
@media screen and (max-width:600px){
  .feature-side{grid-template-columns:1fr}
  .feature-card{min-height:auto}
}

/*-------------- Benefit tiers gallery --------------*/
.tier-area{background:radial-gradient(700px at 85% 8%,rgba(108,62,255,.09),transparent 55%),var(--bg)}
.benefit-layout{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:24px}
.tier-main{background:var(--panel);border:1px solid rgba(255,255,255,.09);border-radius:32px;overflow:hidden;display:flex;flex-direction:column}
.tier-main .tier-media{position:relative;height:290px;overflow:hidden;background:#150E2A}
.tier-main .tier-media img{width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .5s ease-out,opacity .25s}
.tier-main:hover .tier-media img{transform:scale(1.035)}
.tier-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(10,6,20,.55));opacity:0;transition:opacity .3s}
.tier-main:hover .tier-media::after{opacity:1}
.tier-media .media-label{position:absolute;left:16px;bottom:14px;z-index:2;color:#fff;font-weight:700;background:rgba(20,10,40,.6);border:1px solid rgba(255,255,255,.12);padding:5px 13px;border-radius:999px;backdrop-filter:blur(6px)}
.tier-body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column}
.tier-body .mini{display:block;font-size:.72rem;color:var(--cyan);font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:8px}
.tier-body h3{font-size:1.35rem;color:#fff;margin-bottom:8px}
.tier-body p{color:var(--sub);font-size:.9rem;flex:1;margin:0}
.tier-meta{display:flex;align-items:center;justify-content:space-between;border-top:1px solid rgba(255,255,255,.08);padding-top:14px;margin-top:14px}
.tier-meta .tier-cost{color:var(--gold);font-weight:800;font-size:1rem}
.tier-side{display:flex;flex-direction:column;gap:24px}
.tier-sub{position:relative;flex:1;background:linear-gradient(135deg,rgba(255,92,77,.10),rgba(108,62,255,.06));border:1px solid rgba(255,255,255,.09);border-radius:28px;padding:24px 22px;display:flex;align-items:center;gap:18px;transition:all .25s ease-out;overflow:hidden}
.tier-sub:hover{border-color:rgba(108,62,255,.5);transform:translateY(-3px);box-shadow:0 18px 36px rgba(4,0,15,.35)}
.tier-sub .icon-ring{width:58px;height:58px;flex-shrink:0;border-radius:20px;display:inline-flex;align-items:center;justify-content:center;font-size:1.35rem;background:rgba(0,217,199,.12);color:var(--cyan);border:1px solid rgba(0,217,199,.25)}
.tier-sub.gold .icon-ring{background:rgba(245,196,107,.13);color:var(--gold);border-color:rgba(245,196,107,.28)}
.tier-sub .sub-content h4{font-size:1.08rem;color:#fff;margin-bottom:7px;font-weight:700}
.tier-sub .sub-content p{font-size:.85rem;color:var(--sub);margin:0;line-height:1.8}
@media screen and (max-width:980px){
  .benefit-layout{grid-template-columns:1fr}
  .tier-side{flex-direction:row}
  .tier-sub{flex:1}
  .tier-main .tier-media{height:260px}
}
@media screen and (max-width:680px){
  .tier-side{flex-direction:column}
  .tier-sub{min-height:0}
}

/*-------------- User table --------------*/
.comparison-area{background:rgba(255,255,255,0.012);border-top:1px solid rgba(255,255,255,.04)}
.compare-wrap{max-width:1120px;margin:0 auto}
.table-scroll{overflow-x:auto;border-radius:24px;border:1px solid rgba(255,255,255,.09);background:rgba(19,12,35,.6)}
table.compare-table{width:100%;min-width:940px;border-collapse:separate;border-spacing:0}
.compare-table th,.compare-table td{padding:16px 15px;text-align:center;border-bottom:1px solid rgba(255,255,255,.08)}
.compare-table thead th{background:linear-gradient(140deg,rgba(108,62,255,.22),rgba(0,217,199,.08));color:#E4DEFF;font-size:.9rem;letter-spacing:.3px}
.compare-table thead .first-col{text-align:left;border-radius:24px 0 0 0}
.compare-table td.first-col{text-align:left;font-weight:600;color:#E4DDFf;white-space:nowrap;font-size:.92rem}
.compare-table td{color:#AEA1CB;font-size:.9rem}
.compare-table td i{color:var(--cyan);font-size:.95rem}
.compare-table tbody tr:hover td{background:rgba(108,62,255,.06)}
.compare-table tbody tr:last-child td{border-bottom:0}
.vip-note{display:flex;justify-content:flex-end;margin-top:16px;font-size:.8rem;color:var(--dim)}
.vip-note i{color:var(--gold);margin-right:8px}

/*-------------- FAQ --------------*/
.faq-area{padding-bottom:80px;background:var(--bg)}
.faq-wrap{max-width:920px;margin:0 auto}
.j9-faq{margin:0;background:transparent}
.j9-faq .accordion-item{background:var(--panel);border:1px solid rgba(255,255,255,.09);border-radius:20px;margin-bottom:14px;overflow:hidden;transition:border .2s ease-out,box-shadow .2s ease-out}
.j9-faq .accordion-item.is-active{border-color:rgba(0,217,199,.35);box-shadow:0 16px 36px rgba(2,10,20,.24)}
.j9-faq .accordion-title{color:var(--text);font-size:1rem;font-weight:600;background:transparent !important;border-bottom:0 !important;padding:20px 56px 20px 20px;display:flex;align-items:center;position:relative;line-height:1.6}
.j9-faq .accordion-title::before{content:none !important;display:none !important}
.j9-faq .accordion-title::after{content:"\2b";position:absolute;right:18px;top:50%;transform:translateY(-50%);width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:#fff;background:linear-gradient(135deg,var(--purple),var(--cyan));font-family:inherit;font-size:1.1rem;font-weight:400;transition:transform .2s ease-out;right:18px}
.j9-faq .accordion-item.is-active .accordion-title::after{content:"\f068";font-family:"Font Awesome 6 Free";font-weight:900;font-size:.85rem;transform:translateY(-50%) rotate(180deg)}
.j9-faq .accordion-title:hover{background:rgba(108,62,255,.07) !important;color:#fff}
.j9-faq .accordion-content{background:transparent;color:var(--sub);border-top:1px solid rgba(255,255,255,.07);padding:6px 20px 20px;font-size:.92rem;line-height:1.95}
.j9-faq .accordion-content p{margin-bottom:0}

/*-------------- CTA / Login --------------*/
.cta-login{position:relative;padding:40px 0 0;background:var(--bg)}
.cta-card{position:relative;border-radius:36px;overflow:hidden;background:linear-gradient(90deg,rgba(255,92,77,.14),rgba(108,62,255,.18)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;padding:52px 44px;border:1px solid rgba(255,255,255,.10);box-shadow:var(--shadow)}
.cta-card::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(10,6,20,.92) 0%,rgba(13,7,28,.88) 38%,rgba(90,40,200,.30) 100%);z-index:1}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.cta-copy h2{font-size:clamp(1.8rem,3vw,2.5rem);color:#fff;font-weight:800;margin-bottom:12px}
.cta-copy p{color:#D7CCE9;font-size:.98rem;line-height:2;max-width:460px;margin-bottom:10px}
.cta-points{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.cta-points span{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);border-radius:999px;padding:7px 14px;font-size:.82rem;color:#ded7f2}
.cta-form-shell{background:rgba(15,8,32,.86);border:1px solid rgba(255,255,255,.13);border-radius:26px;padding:28px;backdrop-filter:blur(10px);box-shadow:0 20px 44px rgba(5,2,15,.42)}
.cta-form-shell h3{color:#fff;font-size:1.25rem;margin-bottom:18px;font-weight:800}
.form-field{display:flex;flex-direction:column;gap:8px;margin-bottom:15px}
.form-field label{font-size:.82rem;color:#D1C9E4;font-weight:600}
.input-box{display:flex;align-items:center;gap:10px;background:rgba(0,0,0,.20);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:0 14px}
.input-box i{color:#7E6FA1;width:16px;text-align:center}
.input-box input,.input-box select{width:100%;background:transparent;border:none;outline:none;color:#fff;height:50px;font-size:.93rem;-webkit-appearance:none;-moz-appearance:none}
.input-box select option{background:#151028;color:#fff}
.input-box:focus-within,.cta-form-shell .input-box:focus{box-shadow:0 0 0 3px rgba(108,62,255,.28)}
.form-btn{width:100%;margin-top:4px}
.form-note{font-size:.72rem;color:var(--dim);margin-top:12px;text-align:center}
@media screen and (max-width:980px){
  .cta-grid{grid-template-columns:1fr;gap:28px}
  .cta-card{padding:36px 26px}
}
@media screen and (max-width:560px){
  .cta-card{border-radius:24px}
  .cta-form-shell{padding:20px}
}

/*-------------- next cat link --------------*/
.next-cat-area{padding:52px 0 64px;background:var(--bg)}
.next-cat{display:flex;align-items:center;justify-content:space-between;gap:18px;background:linear-gradient(110deg,rgba(108,62,255,.16),rgba(0,217,199,.08));border:1px solid rgba(255,255,255,.10);border-radius:22px;padding:18px 22px;transition:all .25s ease-out;max-width:1320px;margin:0 auto}
.next-cat:hover{transform:translateY(-3px);border-color:rgba(0,217,199,.55);box-shadow:0 16px 38px rgba(4,0,15,.4)}
.next-cat .left span{display:block;color:var(--dim);font-size:.78rem;margin-bottom:4px}
.next-cat .left b{font-size:1.1rem;color:#fff}
.next-cat .arrow{width:48px;height:48px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--cyan);font-size:1.1rem;transition:all .2s}
.next-cat:hover .arrow{background:var(--cyan);color:#0A0714}

/*-------------- Footer --------------*/
.footer{background:linear-gradient(180deg,#07040D 0%,#0A0714 100%);padding:64px 0 0;border-top:1px solid rgba(255,255,255,.05);color:var(--sub)}
.footer-top{display:grid;grid-template-columns:1.5fr 2fr;gap:52px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.06)}
.footer-brand p{color:#9589B2;font-size:.9rem;line-height:1.9;margin:22px 0 14px;max-width:430px}
.footer-contact{display:flex;align-items:flex-start;gap:8px;font-size:.82rem;color:var(--dim);background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.07);border-radius:14px;padding:11px 14px;max-width:520px}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer-col h4{font-size:.9rem;color:#FFFFFF;margin-bottom:18px;font-weight:700}
.footer-col a{display:block;font-size:.86rem;color:#9B90B8;margin-bottom:12px;transition:color .2s}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:22px 0;font-size:.78rem;color:#544C6E}
@media screen and (max-width:980px){
  .footer-top{grid-template-columns:1fr;gap:34px}
}
@media screen and (max-width:680px){
  .footer-links{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;gap:10px}
}

/* roulang page: category3 */
:root{
  --bg:#0A0714;
  --surface:#140E23;
  --surface2:#1B1430;
  --surface3:#221A3B;
  --line:rgba(255,255,255,.09);
  --line2:rgba(255,255,255,.15);
  --text:#F2EEFF;
  --muted:#B8AECF;
  --dim:#7E7395;
  --purple:#6C3EFF;
  --purple-light:#8B64FF;
  --cyan:#00D9C7;
  --red:#FF5C4D;
  --gold:#F5C46B;
  --grad-main:linear-gradient(135deg,#6C3EFF 10%,#00D9C7 110%);
  --grad-cta:linear-gradient(135deg,#FF5C4D 0%,#E93B8C 110%);
  --grad-text:linear-gradient(120deg,#B38CFF,#00D9C7);
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-lg:0 26px 70px rgba(0,0,0,.38);
  --shadow-card:0 20px 46px rgba(2,0,12,.34);
  --shadow-cyan:0 16px 32px rgba(0,217,199,.14);
  --font-main:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:140px}
body{margin:0;font-family:var(--font-main);background:var(--bg);color:var(--text);line-height:1.8;font-size:16px;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:1rem;color:inherit}
ul,ol,dl,dd,h1,h2,h3,h4,p,figure{margin:0;padding:0}
div[data-equalizer], .grid-x, .row{max-width:none}
.container-wide{max-width:1280px;margin-inline:auto;padding-inline:24px}
@media (max-width:520px){.container-wide{padding-inline:16px}}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--cyan);background:rgba(0,217,199,.08);border:1px solid rgba(0,217,199,.22);padding:8px 16px;border-radius:var(--r-pill);margin-bottom:20px}
.section-title{font-size:clamp(1.8rem,3.4vw,2.7rem);line-height:1.22;font-weight:800;letter-spacing:-.02em}
.section-sub{max-width:680px;color:var(--muted);font-size:1rem;margin-top:14px}
.center-intro{text-align:center;display:flex;flex-direction:column;align-items:center}

/* 顶部胶囊导航 */
.j9-header{position:fixed;top:0;left:0;right:0;z-index:100;width:100%;pointer-events:none;transition:transform .25s ease}
.nav-shell{max-width:1300px;margin:12px auto 0;padding:0 18px;pointer-events:auto}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;background:rgba(16,11,31,.86);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-pill);padding:9px 12px 9px 18px;box-shadow:0 14px 42px rgba(0,0,0,.45);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);transition:all .3s ease}
.j9-header.is-scrolled .nav-inner{background:rgba(10,7,20,.94);box-shadow:0 20px 46px rgba(0,0,0,.58)}
.j9-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:39px;height:39px;border-radius:50%;background:radial-gradient(circle at 30% 20%,#7B52FF,#3B1D93 70%);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:1rem;box-shadow:0 0 0 1px rgba(255,255,255,.18),0 8px 20px rgba(62,25,145,.5)}
.logo-txt{display:flex;flex-direction:column;line-height:1.15}
.logo-txt b{font-size:1.08rem;font-weight:800;letter-spacing:.04em;color:#fff}
.logo-txt span{font-size:.6rem;letter-spacing:.08em;color:var(--dim);text-transform:uppercase;margin-top:3px}
.j9-nav-links{display:flex;align-items:center;gap:4px;margin-inline:auto}
.j9-nav-links a{position:relative;padding:8px 12px;border-radius:var(--r-pill);color:var(--muted);font-weight:500;font-size:.92rem;white-space:nowrap;transition:all .25s ease;text-align:center}
.j9-nav-links a::after{content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;border-radius:4px;background:var(--grad-main);opacity:0;transform:scaleX(.3);transition:all .25s}
.j9-nav-links a:hover{color:#fff}
.j9-nav-links a:hover::after,.j9-nav-links a.active::after{opacity:1;transform:scaleX(1)}
.j9-nav-links a.active{background:rgba(255,255,255,.08);color:#fff}
.j9-nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-login{font-size:.88rem;color:var(--muted);padding:9px 14px;border:1px solid transparent;border-radius:var(--r-pill);transition:.25s ease}
.nav-login:hover{color:#fff;border-color:rgba(255,255,255,.25);background:rgba(255,255,255,.04)}
.btn-solid{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:.55rem 1.3rem;border:0;border-radius:var(--r-pill);background:var(--grad-cta);color:#fff;font-weight:700;font-size:.9rem;letter-spacing:.02em;line-height:1;box-shadow:0 14px 32px rgba(255,92,77,.35);cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,filter .25s ease;white-space:nowrap}
.btn-solid:hover{transform:translateY(-3px);filter:brightness(1.08);box-shadow:0 18px 38px rgba(255,92,77,.45)}
.btn-solid:active{transform:scale(.98)}
.btn-solid:focus-visible,.btn-ghost:focus-visible,.btn-soft:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}
.btn-ghost{display:inline-flex;min-height:46px;align-items:center;gap:8px;padding:.55rem 1.3rem;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);color:#fff;font-weight:600;font-size:.9rem;background:rgba(255,255,255,.03);backdrop-filter:blur(8px);transition:all .25s ease;white-space:nowrap}
.btn-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(0,217,199,.55);box-shadow:0 10px 30px rgba(0,217,199,.12);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.97)}
.nav-toggle{display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:50%;cursor:pointer;padding:8px;transition:.2s}
.nav-toggle span{width:20px;height:2px;background:#F2EEFF;border-radius:4px;transition:.25s}
.nav-menu{display:block;position:fixed;left:16px;right:16px;top:96px;z-index:99;background:rgba(12,8,25,.97);border:1px solid var(--line);border-radius:24px;padding:14px;backdrop-filter:blur(18px);opacity:0;visibility:hidden;transform:translateY(-12px);transition:all .28s ease;box-shadow:var(--shadow-lg)}
.nav-menu.open{opacity:1;visibility:visible;transform:translateY(0)}
.nav-menu a{display:block;padding:13px 18px;color:var(--muted);border-radius:var(--r-md);font-weight:500;transition:.22s}
.nav-menu a:hover,.nav-menu a.active{background:var(--surface2);color:#fff}
@media (max-width:1230px){
 .j9-nav-links a{padding:7px 10px;font-size:.84rem}
 .j9-nav-cta .btn-solid{display:none}
}
@media (max-width:1060px){
 .j9-nav-links{display:none}
 .nav-toggle{display:flex}
 .nav-inner{padding-left:16px}
 .j9-nav-cta .btn-solid{display:inline-flex;display:none}
}
@media (max-width:560px){
 .nav-shell{padding:0 10px;margin-top:8px}
 .nav-inner{border-radius:36px;padding:7px 8px 7px 12px;gap:8px}
 .logo-txt span{display:none}
 .logo-txt b{font-size:1rem}
 .logo-mark{width:36px;height:36px}
 .nav-login{padding:8px 10px;font-size:.84rem}
}

/* HERO */
.page-hero{position:relative;min-height:680px;display:flex;align-items:center;padding:148px 0 90px;background:
  linear-gradient(103deg,rgba(10,7,20,.98) 0%,rgba(17,10,38,.88) 48%,rgba(22,14,46,.7) 100%),
  linear-gradient(rgba(10,7,20,.5),rgba(10,7,20,.2)),
  url('/assets/images/backpic/back-2.png') center/cover no-repeat;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 88% 20%,rgba(108,62,255,.24),transparent 36%),radial-gradient(circle at 62% 90%,rgba(0,217,199,.13),transparent 42%);pointer-events:none}
.hero-copy{position:relative;z-index:2}
.hero-copy .eyebrow{margin-bottom:22px}
.hero-title{font-size:clamp(2.8rem,6vw,4.7rem);line-height:1.05;letter-spacing:-.03em;font-weight:900;margin-bottom:24px}
.hero-title .hero-key{display:inline-block;background:var(--grad-main);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-lead{font-size:1.08rem;color:var(--muted);max-width:620px;margin-bottom:36px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px}
.hero-note{margin-top:48px;display:flex;flex-wrap:wrap;gap:14px 22px;align-items:center}
.hero-lift{position:relative;z-index:2;display:flex;justify-content:flex-end}
.lift-card{width:100%;max-width:440px;border-radius:30px;overflow:hidden;background:rgba(23,16,43,.78);border:1px solid var(--line);backdrop-filter:blur(20px);box-shadow:var(--shadow-lg);padding:12px}
.lift-img{border-radius:22px;overflow:hidden;position:relative}
.lift-img img{width:100%;aspect-ratio:16/10;object-fit:cover}
.lift-tag{position:absolute;left:14px;top:14px;background:rgba(10,7,20,.8);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.18);color:var(--cyan);font-size:.75rem;padding:6px 14px;border-radius:999px;letter-spacing:.06em}
.lift-card p{color:var(--dim);font-size:.82rem;line-height:1.75;padding:12px 10px 8px;margin:0}
.lift-card p b{color:var(--text);font-weight:600}
.metric-pill{display:inline-flex;align-items:center;gap:10px;background:rgba(17,10,36,.78);border:1px solid rgba(245,196,107,.18);border-radius:999px;padding:8px 16px 8px 10px;backdrop-filter:blur(10px)}
.metric-ic{width:32px;height:32px;border-radius:50%;background:rgba(245,196,107,.12);color:var(--gold);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
.metric-pill strong{color:var(--gold);font-size:1.2rem;font-weight:900;letter-spacing:.02em}
.metric-pill span{color:var(--muted);font-size:.76rem;font-weight:500}
@media (max-width:1020px){.hero-lift{margin-top:44px;justify-content:flex-start}.page-hero{padding:132px 0 76px}.hero-copy .hero-title{font-size:clamp(2.5rem,8vw,4rem)}}

/* 步骤区 */
.segment{padding:96px 0;position:relative}
@media(max-width:768px){.segment{padding:60px 0}}
.segment-deep{background:var(--bg)}
.segment-alt{background:linear-gradient(180deg,#0C0919,#120C24 60%,#0C0919)}
.segment-line{position:relative}
.segment-line::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.08),transparent)}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:56px}
.steps-wrap{margin-top:20px}
.step-card{position:relative;height:100%;padding:8px 6px 4px}
.step-inner{position:relative;background:rgba(19,13,35,.8);border:1px solid var(--line);height:100%;border-radius:26px;padding:32px 24px 28px;overflow:hidden;transition:.3s ease}
.step-inner:hover{border-color:rgba(108,62,255,.55);transform:translateY(-6px);box-shadow:0 22px 50px rgba(0,0,0,.35),0 0 40px rgba(108,62,255,.12)}
.step-num{position:absolute;top:20px;right:20px;font-size:4rem;font-weight:900;line-height:1;background:linear-gradient(120deg,rgba(108,62,255,.70),rgba(0,217,199,.45));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;opacity:.5}
.step-top{width:108px;height:3px;background:var(--grad-main);border-radius:99px;margin-bottom:22px}
.step-inner i{font-size:1.55rem;color:var(--cyan);margin-bottom:18px;display:block}
.step-inner h3{font-size:1.2rem;color:#fff;font-weight:700;line-height:1.4;margin-bottom:10px}
.step-inner p{color:var(--muted);font-size:.9rem;line-height:1.75}
.step-inner p span{color:var(--text);font-weight:600}
.step-dot{position:absolute;left:-8px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;background:var(--grad-main);z-index:3;box-shadow:0 0 0 6px rgba(108,62,255,.15),0 0 0 9px rgba(15,10,30,.9)}
@media(max-width:1020px){.step-dot{display:none}}

/* 左右问答对照 */
.qa-panel{margin-top:16px}
.qa-table{border:1px solid var(--line);background:rgba(17,12,35,.64);border-radius:30px;overflow:hidden}
.qa-row{display:grid;grid-template-columns:minmax(220px,32%) 1fr;transition:background .25s}
.qa-row:hover{background:rgba(255,255,255,.025)}
.qa-row+.qa-row{border-top:1px solid var(--line)}
.qa-cell-a{padding:28px 28px;border-right:1px solid var(--line);display:flex;align-items:flex-start}
.qa-cell-a span{width:30px;height:30px;border-radius:50%;background:rgba(108,62,255,.16);color:#B38CFF;font-weight:800;font-size:.8rem;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;margin-right:14px}
.qa-cell-a strong{font-size:1.02rem;font-weight:700;color:#fff;line-height:1.55}
.qa-cell-b{padding:28px 32px;color:var(--muted);font-size:.95rem;line-height:1.85}
.qa-cell-b b{color:var(--cyan);font-weight:600}
@media(max-width:768px){
 .qa-row{grid-template-columns:1fr}
 .qa-cell-a{border-right:0;border-bottom:1px solid var(--line);padding:20px 20px 14px}
 .qa-cell-b{padding:6px 20px 22px}
}

/* FAQ */
.faq-wrap{max-width:960px;margin-inline:auto;margin-top:20px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:22px;margin-bottom:14px;position:relative;overflow:hidden;transition:.25s ease}
.faq-item::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-main);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.faq-item.is-open,.faq-item:hover{border-color:rgba(255,255,255,.18);background:var(--surface2)}
.faq-item.is-open::before{transform:scaleX(1)}
.faq-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;text-align:left;background:transparent;border:0;padding:22px 24px;cursor:pointer}
.faq-toggle h3{font-size:1.02rem;font-weight:600;color:#fff;line-height:1.5;margin:0}
.faq-chevron{width:38px;height:38px;flex:0 0 auto;margin-left:18px;border-radius:50%;background:rgba(255,255,255,.05);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--cyan);transition:.3s ease}
.faq-item.is-open .faq-chevron{transform:rotate(225deg);background:rgba(0,217,199,.1);border-color:rgba(0,217,199,.4)}
.faq-text{max-height:0;overflow:hidden;opacity:0;transition:max-height .4s ease,opacity .3s ease,padding .3s ease;padding:0 24px}
.faq-item.is-open .faq-text{max-height:600px;opacity:1;padding-bottom:24px}
.faq-text p{color:var(--muted);font-size:.96rem;padding-top:2px;line-height:1.9;border-top:1px dashed var(--line);padding-top:18px}
.faq-text p a{color:var(--cyan);border-bottom:1px dotted rgba(0,217,199,.5)}
.faq-text p a:hover{border-bottom-color:var(--cyan)}
@media (max-width:520px){.faq-toggle h3{font-size:.95rem}.faq-toggle{padding:17px 18px}.faq-text{padding:0 18px}.faq-item.is-open .faq-text{padding-bottom:20px}}

/* CTA 表单区 */
.cta-area{padding:110px 0 70px}
@media(max-width:768px){.cta-area{padding:72px 0 50px}}
.cta-panel{position:relative;border-radius:36px;overflow:hidden;background:linear-gradient(150deg,rgba(108,62,255,.54) 0%,rgba(255,92,77,.4) 100%),linear-gradient(140deg,#281163,#591B58 76%),url('/assets/images/backpic/back-1.png') center/cover;padding:72px 70px;border:1px solid rgba(255,255,255,.13);box-shadow:var(--shadow-lg)}
.cta-panel::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 90% 15%,rgba(245,196,107,.18),transparent 26%)}
.cta-title{font-size:clamp(1.65rem,3.5vw,2.6rem);color:#fff;font-weight:800;position:relative;z-index:2;line-height:1.25}
.cta-sub{color:rgba(242,238,255,.82);max-width:600px;position:relative;z-index:2;margin-top:12px;font-size:.98rem}
.cta-form-card{background:rgba(10,7,20,.47);border:1px solid rgba(255,255,255,.18);border-radius:26px;padding:24px 26px;margin-top:30px;position:relative;z-index:2;backdrop-filter:blur(16px)}
.field-label{display:block;font-size:.82rem;color:rgba(242,238,255,.85);margin-bottom:9px;font-weight:600}
.field-wrap{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}
.field-el{flex:1 1 200px}
.field-el input,.field-el select{width:100%;min-height:48px;border-radius:14px;background:rgba(10,7,20,.5);border:1px solid rgba(255,255,255,.15);padding:.55rem 18px .55rem 16px;color:#fff;font-size:.9rem;appearance:none;transition:.25s}
.field-el input::placeholder{color:var(--dim)}
.field-el select{background-image:linear-gradient(45deg,transparent 50%,var(--cyan) 50%),linear-gradient(135deg,var(--cyan) 50%,transparent 50%);background-position:calc(100% - 20px) center,calc(100% - 16px) center;background-size:4px 4px,4px 4px;background-repeat:no-repeat}
.field-el input:focus,.field-el select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 4px rgba(0,217,199,.13)}
.cta-submit{min-height:48px;padding:.6rem 28px;border-radius:999px;border:0;background:linear-gradient(100deg,#FFE3A3,#F5C46B);color:#201229;font-weight:800;font-size:.97rem;letter-spacing:.02em;cursor:pointer;transition:.25s ease;box-shadow:0 12px 28px rgba(245,196,107,.25);flex:0 0 auto}
.cta-submit:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(245,196,107,.32);filter:brightness(1.05)}
.cta-submit:active{transform:scale(.97)}
.cta-safe{font-size:.78rem;color:rgba(242,238,255,.56);margin-top:14px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.cta-safe i{color:var(--gold)}
@media(max-width:640px){.cta-panel{padding:42px 20px}.cta-panel::before{display:none}}

/* 页脚 */
.footer{background:#080512;color:var(--muted);border-top:1px solid rgba(255,255,255,.06);padding-top:60px}
.footer .container-wide{padding-inline:30px}
.footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:60px;padding-bottom:54px}
.footer-brand p{color:var(--dim);font-size:.84rem;line-height:1.85;margin-top:18px;max-width:420px}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.footer-col h4{color:#fff;font-size:.92rem;margin-bottom:15px;font-weight:700;letter-spacing:.02em}
.footer-col a,.footer-col span{display:block;font-size:.82rem;color:var(--dim);line-height:2.5;transition:.2s}
.footer-links .footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-contact{display:flex;flex-wrap:wrap;gap:8px;color:var(--dim);font-size:.78rem;margin-top:18px;line-height:1.7}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:22px 0;border-top:1px solid rgba(255,255,255,.06);color:var(--dim);font-size:.76rem;letter-spacing:.02em}
.footer-bottom span:last-child{font-variant:tabular-nums;color:#564A73}
@media(max-width:900px){.footer-top{grid-template-columns:1fr;gap:35px}.footer-links{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.footer .container-wide{padding-inline:18px}.footer-links{grid-template-columns:1fr;gap:24px}.footer-bottom{flex-direction:column;padding-bottom:30px}}

@media (max-width:768px){
 .head-row{flex-direction:column;align-items:flex-start}
 .hero-actions .btn-solid,.hero-actions .btn-ghost{min-width:auto;width:100%;margin-bottom:0}
 .hero-actions{gap:10px;flex-direction:column;align-items:stretch}
 .btn-ghost,.btn-solid{justify-content:center}
 .section-title{letter-spacing:-.01em}
}
.fixed-bg-pattern{background-image:radial-gradient(rgba(255,255,255,.04) 1px,transparent 1px);background-size:24px 24px}

/* roulang page: category4 */
:root{
  --bg:#0A0714;
  --panel:#140D25;
  --panel2:#1C1233;
  --primary:#6C3EFF;
  --cyan:#00D9C7;
  --coral:#FF5C4D;
  --gold:#F5C46B;
  --main:#F2EEFF;
  --sub:#B8AECF;
  --dim:#7E7395;
  --stroke:rgba(242,238,255,.09);
  --line:rgba(242,238,255,.06);
  --radius-lg:30px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-lg:0 20px 55px rgba(0,0,0,.35);
  --glow:0 18px 45px rgba(108,62,255,.25);
  --font:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--main);font-family:var(--font);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
img{max-width:100%;display:block;height:auto}
ul{list-style:none}
button,input,select,textarea{font-family:inherit}
.container-wide{max-width:1280px;margin:0 auto;padding:0 24px}
.section{padding:90px 0}
@media(max-width:640px){.container-wide{padding:0 16px}.section{padding:54px 0}}

/* Header */
.j9-header{position:fixed;left:0;top:0;width:100%;z-index:120;padding:14px 18px 0;transition:padding .3s ease}
.j9-header.scrolled{padding-top:8px}
.nav-shell{max-width:1280px;margin:0 auto;padding:8px 10px 8px 18px;background:rgba(13,8,27,.72);border:1px solid rgba(242,238,255,.1);border-radius:999px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 14px 40px rgba(0,0,0,.32);transition:background .3s ease,box-shadow .3s ease}
.j9-header.scrolled .nav-shell{background:rgba(10,6,22,.9);box-shadow:0 10px 38px rgba(0,0,0,.45)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap}
.j9-logo{display:inline-flex;align-items:center;gap:12px;flex-shrink:0;border-radius:999px;padding:2px 4px}
.logo-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#fff;font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(108,62,255,.4)}
.logo-txt{display:flex;flex-direction:column;line-height:1.2}
.logo-txt b{font-size:20px;letter-spacing:2px;background:linear-gradient(90deg,#fff,var(--gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.logo-txt span{font-size:11px;color:var(--dim);letter-spacing:.5px;margin-top:3px}
.j9-nav-links{display:flex;align-items:center;gap:2px;padding:0 4px}
.j9-nav-links a{padding:9px 16px;border-radius:999px;font-size:14px;color:var(--sub);transition:background .2s ease,color .2s ease;white-space:nowrap;position:relative}
.j9-nav-links a:hover{color:#fff;background:rgba(242,238,255,.08)}
.j9-nav-links a.active{background:rgba(242,238,255,.12);color:#fff;font-weight:600}
.j9-nav-links a.active::after{content:'';position:absolute;left:20%;right:20%;bottom:5px;height:2px;border-radius:4px;background:linear-gradient(90deg,var(--primary),var(--cyan));opacity:.7}
.j9-nav-cta{display:flex;align-items:center;gap:8px}
.nav-login{padding:10px 14px;border-radius:999px;font-size:13px;color:var(--sub);transition:background .2s ease,color .2s ease;white-space:nowrap}
.nav-login:hover{background:rgba(242,238,255,.08);color:#fff}
.btn-solid{padding:11px 20px;border-radius:999px;font-size:13px;font-weight:600;background:linear-gradient(135deg,var(--coral),#E5408E);color:#fff;box-shadow:0 8px 23px rgba(255,92,77,.3);transition:transform .2s ease,box-shadow .2s ease}
.btn-solid:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,92,77,.4);color:#fff}
.btn-solid:active{transform:scale(.96)}
.btn-solid:focus-visible,.btn-primary:focus-visible,.btn-ghost:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--stroke);border-radius:14px;background:rgba(242,238,255,.06);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--main);border-radius:4px;transition:all .3s ease}
.nav-menu{display:none;flex-direction:column;gap:6px;margin-top:12px;padding:14px;border-radius:24px;background:rgba(11,6,22,.94);border:1px solid var(--stroke)}
.nav-menu a{padding:12px 18px;border-radius:14px;color:var(--sub);font-size:14px;transition:background .2s ease}
.nav-menu a:hover{background:rgba(242,238,255,.06);color:#fff}
.nav-menu a.active{background:rgba(108,62,255,.16);color:#fff}
@media(max-width:1100px){
  .j9-nav-links{display:none}
  .j9-nav-cta a.btn-solid{display:none}
  .nav-toggle{display:flex}
  .nav-menu.open{display:flex}
  .nav-shell{border-radius:28px}
}

/* Page hero */
.cat4-hero{position:relative;min-height:640px;display:flex;align-items:center;padding:150px 0 120px;background:linear-gradient(120deg,rgba(10,7,20,.95) 0%,rgba(10,7,20,.72) 52%,rgba(10,7,20,.38) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat}
.cat4-hero .hero-content{max-width:900px}
.hero-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:28px}
.hero-crumb a{color:var(--sub);transition:color .2s ease}
.hero-crumb a:hover{color:var(--cyan)}
.cat4-hero h1{font-size:clamp(38px,7vw,72px);font-weight:800;line-height:1.15;letter-spacing:2px;margin-bottom:22px;background:linear-gradient(135deg,#fff 0%,#E0D7FF 70%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.cat4-hero .hero-sub{font-size:clamp(15px,2vw,20px);color:var(--sub);max-width:680px;margin-bottom:42px;border-left:3px solid var(--cyan);padding-left:16px}
.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:14px 30px;border-radius:999px;background:linear-gradient(135deg,var(--coral),#E5408E);color:#fff;font-weight:600;font-size:15px;box-shadow:0 12px 32px rgba(255,92,77,.3);transition:transform .22s ease,box-shadow .22s ease}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,92,77,.4);color:#fff}
.btn-primary:active{transform:scale(.97)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:14px 28px;border-radius:999px;border:1px solid rgba(242,238,255,.28);color:var(--main);font-size:15px;background:rgba(242,238,255,.04);transition:background .22s ease,border-color .22s ease,transform .22s ease}
.btn-ghost:hover{background:rgba(242,238,255,.1);border-color:var(--cyan);color:var(--cyan);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.97)}
@media(max-width:640px){.cat4-hero{padding:130px 0 80px;min-height:520px}}

/* Stats */
.quick-stats{padding:0 24px;position:relative;z-index:5;margin-top:-36px}
.stats-inner{max-width:1280px;margin:0 auto;background:linear-gradient(135deg,rgba(108,62,255,.18),rgba(0,217,199,.08));border:1px solid rgba(242,238,255,.12);border-radius:26px;padding:24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;backdrop-filter:blur(10px)}
.stat-badge{display:flex;align-items:center;gap:14px;padding:12px 20px;border-radius:999px;background:rgba(10,6,20,.6);border:1px solid rgba(242,238,255,.08)}
.stat-badge i{font-size:20px;color:var(--gold);width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:rgba(245,196,107,.12)}
.stat-badge b{font-size:23px;color:#fff;font-weight:800;letter-spacing:1px}
.stat-badge span{font-size:12px;color:var(--sub);display:block;line-height:1.4}
@media(max-width:980px){.stats-inner{justify-content:center;gap:12px;padding:16px}.stat-badge{padding:10px 16px}}
@media(max-width:640px){.stat-badge{width:100%;justify-content:center}.quick-stats{padding:0 16px}}

/* Section head */
.section-head{text-align:center;margin-bottom:54px}
.sec-tag{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:999px;font-size:13px;color:var(--cyan);background:rgba(0,217,199,.08);border:1px solid rgba(0,217,199,.2);margin-bottom:18px;letter-spacing:1px;font-weight:500}
.section-head h2{font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:1px;line-height:1.25;color:#fff;margin-bottom:12px}
.section-head p{color:var(--sub);max-width:720px;margin:0 auto;font-size:16px}
@media(max-width:640px){.section-head{margin-bottom:38px}}

/* Timeline */
.cat4-timeline{background:radial-gradient(circle at 75% 20%,rgba(108,62,255,.1),transparent 45%);padding:100px 0}
.timeline-list{position:relative;margin:0 auto;max-width:960px;padding-left:0}
.timeline-item{display:flex;align-items:flex-start;margin-bottom:36px;position:relative}
.tl-meta{width:190px;text-align:right;padding-top:22px;padding-right:24px;flex-shrink:0;line-height:1.4}
.tl-meta .tl-date{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--dim);font-weight:600;letter-spacing:1px}
.tl-meta .tl-date i{color:var(--primary)}
.tl-meta .tl-badge{margin-top:7px;display:inline-block;padding:3px 14px;border-radius:999px;font-size:12px;font-weight:600;background:rgba(108,62,255,.14);color:#C9B8FF;border:1px solid rgba(108,62,255,.25)}
.tl-card{flex:1;position:relative;background:linear-gradient(145deg,rgba(255,255,255,.045),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:var(--radius-md);padding:28px 28px 22px;transition:border-color .25s ease,box-shadow .25s ease,transform .22s ease;margin-left:20px}
.tl-card::before{content:'';position:absolute;left:-25px;top:34px;width:12px;height:12px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(0,217,199,.12),0 0 14px rgba(0,217,199,.5)}
.tl-card::after{content:'';position:absolute;left:-13px;top:38px;width:8px;height:2px;background:var(--primary)}
.tl-card:hover{border-color:rgba(0,217,199,.3);box-shadow:0 16px 38px rgba(0,0,0,.28);transform:translateY(-2px)}
.tl-card h3{font-size:20px;font-weight:700;color:#fff;margin-bottom:10px;line-height:1.5}
.tl-card p{color:var(--sub);font-size:14px;line-height:1.9;margin-bottom:16px}
.tl-btn{display:inline-flex;align-items:center;gap:8px;padding:9px 22px;border-radius:999px;font-size:13px;color:var(--cyan);border:1px solid rgba(0,217,199,.25);background:rgba(0,217,199,.06);font-weight:500;transition:background .2s ease,color .2s ease,transform .2s ease}
.tl-btn:hover{background:rgba(0,217,199,.14);color:#fff;transform:translateX(3px)}
.tl-btn i{font-size:12px;transition:transform .2s ease}
.tl-btn:hover i{transform:translateX(3px)}
@media(max-width:780px){
 .timeline-item{flex-direction:column;padding-left:24px;position:relative}
 .tl-meta{width:auto;text-align:left;padding:0 0 10px 0}
 .tl-card{margin-left:0;margin-top:0}
 .tl-card::before{left:-24px;top:20px}
 .tl-card::after{left:-14px;top:24px}
 .timeline-item::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--primary),var(--cyan),transparent)}
}

/* Security highlight */
.sec-highlight{padding:90px 0;background:#0B0815}
.sec-hl-card{display:flex;align-items:center;gap:24px;padding:20px;background:linear-gradient(145deg,rgba(255,255,255,.04),rgba(255,255,255,.01));border:1px solid var(--line);border-radius:var(--radius-lg);margin-bottom:18px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.sec-hl-card:hover{transform:translateY(-3px);border-color:rgba(108,62,255,.35);box-shadow:var(--glow)}
.sec-hl-icon{width:58px;height:58px;flex-shrink:0;border-radius:18px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 10px 24px rgba(108,62,255,.3)}
.sec-hl-card .hl-content h3{font-size:18px;color:#fff;font-weight:700;margin-bottom:4px}
.sec-hl-card .hl-content p{color:var(--sub);font-size:13px;line-height:1.7;margin-bottom:0}
.sec-hl-card.gold .sec-hl-icon{background:linear-gradient(135deg,var(--gold),#E9A637);box-shadow:0 10px 24px rgba(245,196,107,.25)}
.sec-hl-card.coral .sec-hl-icon{background:linear-gradient(135deg,var(--coral),#E5408E);box-shadow:0 10px 24px rgba(255,92,77,.28)}

/* FAQ */
.cat4-faq{padding:90px 0}
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{background:linear-gradient(145deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:24px;margin-bottom:16px;overflow:hidden;transition:border-color .22s ease}
.faq-item.open{border-color:rgba(0,217,199,.28)}
.faq-top{display:flex;justify-content:space-between;align-items:center;padding:22px 26px;cursor:pointer;gap:16px}
.faq-top h3{font-size:16px;color:#fff;font-weight:600;line-height:1.6;margin-bottom:0}
.faq-indicator{flex-shrink:0;width:34px;height:34px;border-radius:50%;background:rgba(0,217,199,.1);color:var(--cyan);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:300;border:1px solid rgba(0,217,199,.22);transition:transform .3s ease,background .3s ease}
.faq-item.open .faq-indicator{background:var(--cyan);color:#08302B;transform:rotate(45deg)}
.faq-body{display:none;padding:0 26px 24px;color:var(--sub);font-size:15px;border-top:1px solid transparent}
.faq-item.open .faq-body{border-top-color:rgba(242,238,255,.05)}
.faq-item.open .faq-body{display:block;padding-top:16px;margin-top:0}
@media(max-width:640px){.faq-top{padding:18px 20px}.faq-body{padding:0 20px 20px}}

/* CTA */
.cat4-cta{padding:60px 24px 100px}
.cta-panel{position:relative;max-width:1100px;margin:0 auto;background:linear-gradient(120deg,rgba(108,62,255,.9),rgba(229,64,142,.8),rgba(0,217,199,.55)),url('/assets/images/backpic/back-2.png') center/cover;padding:54px 40px;border-radius:32px;color:#fff;overflow:hidden;text-align:center;box-shadow:0 24px 70px rgba(108,62,255,.35)}
.cta-panel::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,rgba(10,7,20,.24),rgba(10,7,20,.08))}
.cta-panel .cta-inner{position:relative;z-index:3}
.cta-panel h2{font-size:clamp(28px,4vw,42px);font-weight:800;margin-bottom:14px;color:#fff}
.cta-panel p{max-width:640px;margin:0 auto 28px;font-size:16px;color:rgba(255,255,255,.9)}
.cta-buttons{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.btn-white{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:14px 32px;border-radius:999px;background:#fff;color:#7B2BE0;font-weight:700;font-size:15px;box-shadow:0 12px 30px rgba(0,0,0,.15);transition:transform .2s ease,box-shadow .2s ease}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(0,0,0,.22);color:#7B2BE0}
.btn-white:active{transform:scale(.97)}
.btn-outline-light{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:14px 28px;border-radius:999px;background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;font-weight:600;transition:background .2s ease,border-color .2s ease,transform .2s ease}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}
.btn-outline-light:active{transform:scale(.97)}
@media(max-width:640px){.cta-panel{padding:44px 20px 50px;border-radius:24px}.cta-buttons .btn-white,.cta-buttons .btn-outline-light{width:100%}}

/* Footer */
.footer{background:#070510;border-top:1px solid rgba(242,238,255,.06);padding:70px 0 28px;margin-top:auto}
.footer-top{display:flex;justify-content:space-between;gap:50px;margin-bottom:36px;flex-wrap:wrap}
.footer-brand{max-width:360px}
.footer-brand p{color:var(--dim);font-size:14px;line-height:2;margin-top:16px}
.footer-contact{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--sub);margin-top:14px;padding:10px 16px;border-radius:14px;background:rgba(242,238,255,.04)}
.footer-links{display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px;flex:1;max-width:620px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-col a{display:block;color:var(--dim);font-size:14px;line-height:2.2;transition:color .2s ease}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;border-top:1px solid rgba(242,238,255,.06);padding-top:24px;color:var(--dim);font-size:13px}
@media(max-width:880px){.footer-top{flex-direction:column;gap:30px}.footer-links{grid-template-columns:1fr 1fr;max-width:100%}}
@media(max-width:520px){.footer-links{grid-template-columns:1fr;gap:24px}.footer-bottom{flex-direction:column;text-align:center}}

/* Utility scroll btn */
.back-home-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:14px;font-weight:500;margin-top:14px;transition:gap .2s ease}
.back-home-arrow:hover{gap:14px;color:#fff}