/* roulang page: index */
:root{
      --ink:#080b12;
      --deep:#0d1320;
      --panel:#121a29;
      --panel-2:#182337;
      --line:rgba(159,183,213,.18);
      --muted:#9aaac0;
      --text:#f4f7fb;
      --cyan:#4df0d0;
      --lime:#b8f36b;
      --gold:#ffc76b;
      --pink:#ff6ca8;
      --radius:22px;
      --shadow:0 24px 70px rgba(0,0,0,.28);
      --ease:all .28s ease;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--ink);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1200px;margin:auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(8,11,18,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
    .navbar{min-height:76px}
    .brand{display:inline-flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--cyan),var(--lime));position:relative;box-shadow:0 0 24px rgba(77,240,208,.35)}
    .brand-mark::after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink);border-radius:50%;left:11px;top:8px}
    .nav-link{color:var(--muted)!important;font-size:14px;padding:10px 13px!important;transition:var(--ease);border-radius:10px}
    .nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(77,240,208,.08);box-shadow:inset 0 -2px var(--cyan)}
    .nav-action,.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:12px 20px;background:var(--cyan);color:#071314;font-weight:800;transition:var(--ease)}
    .nav-action:hover,.btn-main:hover{transform:translateY(-2px);background:var(--lime);color:#071314;box-shadow:0 12px 25px rgba(77,240,208,.2)}
    .btn-ghost{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:11px 19px;font-weight:700;transition:var(--ease)}
    .btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(77,240,208,.06)}
    .hero{position:relative;min-height:680px;display:flex;align-items:center;background-image:linear-gradient(90deg,rgba(8,11,18,.97) 10%,rgba(8,11,18,.68) 48%,rgba(8,11,18,.72)),url("/assets/images/backpic/back-1.webp");background-size:cover;background-position:center;border-bottom:1px solid var(--line);overflow:hidden}
    .hero::after{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(77,240,208,.18);border-radius:50%;right:-120px;top:55px;box-shadow:0 0 0 35px rgba(77,240,208,.025),0 0 0 70px rgba(77,240,208,.018)}
    .hero-content{position:relative;z-index:2;max-width:770px;padding:85px 0}
    .eyebrow,.section-kicker{color:var(--cyan);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:800}
    h1{font-size:clamp(48px,7vw,88px);line-height:1.03;letter-spacing:-.06em;margin:18px 0 24px;font-weight:950}
    h2{font-size:clamp(30px,4vw,48px);line-height:1.15;letter-spacing:-.04em;margin:10px 0 18px;font-weight:900}
    h3{font-size:20px;line-height:1.35;margin:0 0 10px;font-weight:850}
    .hero-copy{font-size:18px;color:#d8e1eb;max-width:680px;margin-bottom:30px}
    .hero-buttons{display:flex;gap:13px;flex-wrap:wrap}
    .hero-stats{display:flex;gap:34px;margin-top:45px;flex-wrap:wrap}
    .hero-stat strong{display:block;font-size:28px;color:var(--lime);line-height:1.1}
    .hero-stat span{font-size:13px;color:var(--muted)}
    .burst{position:absolute;right:12%;top:18%;z-index:3;width:114px;height:114px;background:var(--pink);color:#240b18;display:flex;align-items:center;justify-content:center;text-align:center;font-weight:950;font-size:17px;line-height:1.2;transform:rotate(9deg);clip-path:polygon(50% 0%,61% 13%,77% 5%,82% 22%,100% 24%,91% 42%,100% 57%,83% 64%,86% 84%,66% 81%,54% 100%,43% 83%,23% 91%,19% 72%,0 67%,10% 49%,0 34%,19% 27%,20% 8%,39% 15%)}
    .section{padding:100px 0;position:relative}
    .section.alt{background:#0c121e}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:35px}
    .section-head p{max-width:580px;color:var(--muted);margin:0}
    .ticker{background:var(--cyan);color:#071314;border-bottom:1px solid rgba(255,255,255,.2)}
    .ticker-inner{display:flex;align-items:center;gap:20px;min-height:48px;font-size:13px;font-weight:800}
    .ticker-label{padding:5px 10px;background:#071314;color:var(--cyan);border-radius:6px}
    .ticker-track{display:flex;gap:45px;white-space:nowrap;overflow:hidden;flex:1}
    .panel,.topic-card,.news-card,.quote,.faq-item,.form-box{background:linear-gradient(145deg,rgba(24,35,55,.95),rgba(14,21,34,.95));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.12)}
    .panel{padding:26px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric{padding:24px;border-left:3px solid var(--cyan);background:var(--panel);border-radius:16px}
    .metric b{display:block;font-size:31px;color:var(--lime);line-height:1.2}
    .metric span{font-size:13px;color:var(--muted)}
    .offer-track{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px}
    .offer{min-height:245px;padding:28px;position:relative;overflow:hidden}
    .offer.featured{background:linear-gradient(135deg,#1e4b4c,#172535);border-color:rgba(77,240,208,.5)}
    .offer .offer-tag{display:inline-block;color:var(--ink);background:var(--lime);border-radius:6px;padding:4px 9px;font-size:12px;font-weight:900;margin-bottom:24px}
    .offer p{color:var(--muted);font-size:14px}
    .offer-foot{display:flex;align-items:end;justify-content:space-between;margin-top:25px}
    .offer-price{font-size:27px;font-weight:900;color:var(--gold)}
    .offer-price small{font-size:12px;color:var(--muted);font-weight:500}
    .stock{color:#ff9c9c;font-size:12px}
    .progress{height:7px;background:#253144;border-radius:10px;overflow:hidden;margin:13px 0}
    .progress-bar{background:linear-gradient(90deg,var(--pink),var(--gold));border-radius:10px}
    .topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .topic-card{overflow:hidden;transition:var(--ease)}
    .topic-card:hover,.news-card:hover,.quote:hover{transform:translateY(-5px);border-color:rgba(77,240,208,.45);box-shadow:var(--shadow)}
    .topic-card img{height:145px;width:100%;object-fit:cover;filter:saturate(.85)}
    .topic-body{padding:20px}
    .topic-body p{font-size:14px;color:var(--muted);margin:0}
    .topic-index{color:var(--cyan);font-size:12px;font-weight:900;margin-bottom:8px}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .matrix-item{padding:26px;background:var(--panel);border-radius:17px;border:1px solid var(--line);transition:var(--ease)}
    .matrix-item:hover{border-color:var(--cyan);background:var(--panel-2)}
    .matrix-icon{font-size:27px;color:var(--cyan);margin-bottom:15px}
    .matrix-item p{font-size:14px;color:var(--muted);margin:0}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:stretch}
    .visual-card{min-height:390px;border-radius:var(--radius);overflow:hidden;background-size:cover;background-position:center;position:relative}
    .visual-card::before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,11,18,.95),transparent 65%)}
    .visual-caption{position:absolute;left:28px;right:28px;bottom:26px}
    .visual-caption p{color:#c4d0dc;margin:0;font-size:14px}
    .copy-panel{padding:35px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}
    .check-list{list-style:none;padding:0;margin:25px 0 0}
    .check-list li{padding:13px 0;border-bottom:1px solid var(--line);color:#dbe5ee}
    .check-list li::before{content:"↗";color:var(--cyan);font-weight:900;margin-right:12px}
    .ranking{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .rank-list{padding:10px 24px}
    .rank-row{display:grid;grid-template-columns:42px 1fr auto;gap:15px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}
    .rank-no{font-size:20px;font-weight:900;color:var(--gold)}
    .rank-name{font-weight:800}.rank-name small{display:block;color:var(--muted);font-size:12px;font-weight:400}
    .rank-value{font-size:13px;color:var(--cyan)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .step{padding:24px;border-top:2px solid var(--line);position:relative}
    .step::before{content:"";position:absolute;top:-8px;left:24px;width:14px;height:14px;background:var(--cyan);border-radius:50%;box-shadow:0 0 0 6px var(--ink)}
    .step-num{font-size:12px;color:var(--cyan);font-weight:900;letter-spacing:.12em}
    .step p,.quote p{color:var(--muted);font-size:14px;margin:0}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .quote{padding:26px;transition:var(--ease)}
    .quote-mark{font-size:35px;color:var(--lime);line-height:1}
    .quote-author{display:flex;align-items:center;gap:12px;margin-top:23px;font-size:13px;font-weight:800}
    .avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--pink),var(--gold))}
    .news-layout{display:grid;grid-template-columns:1fr 330px;gap:25px}
    .news-list{display:flex;flex-direction:column;gap:12px}
    .news-card{display:grid;grid-template-columns:105px 1fr auto;gap:18px;align-items:center;padding:21px;transition:var(--ease)}
    .news-date{color:var(--cyan);font-size:13px;font-weight:800}
    .news-card h3{font-size:17px;margin:0 0 5px}.news-card p{margin:0;color:var(--muted);font-size:13px}
    .read-more{font-size:12px;color:var(--lime);white-space:nowrap;font-weight:800}
    .side-feature{padding:28px;background:linear-gradient(145deg,#21384a,#14202e);border-radius:var(--radius);border:1px solid rgba(77,240,208,.3)}
    .side-feature .big-number{font-size:58px;font-weight:950;color:var(--cyan);line-height:1}
    .security-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .security-item{padding:22px 18px;text-align:center;border:1px solid var(--line);border-radius:16px;background:rgba(18,26,41,.72)}
    .security-item strong{display:block;color:var(--lime);font-size:16px;margin:10px 0 5px}.security-item span{font-size:12px;color:var(--muted)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .faq-item{padding:22px 25px}.faq-item summary{cursor:pointer;font-weight:850;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:"+";float:right;color:var(--cyan);font-size:22px}.faq-item[open] summary::after{content:"−"}.faq-item p{color:var(--muted);font-size:14px;margin:14px 0 0}
    .cta{background:linear-gradient(110deg,#173c43,#17233a);border:1px solid rgba(77,240,208,.35);border-radius:28px;padding:55px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta p{color:#b8c9d6;max-width:620px;margin:0}
    .footer{background:#06090f;border-top:1px solid var(--line);padding:65px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:35px}
    .footer p,.footer a{color:var(--muted);font-size:13px}.footer a:hover{color:var(--cyan)}
    .footer h4{font-size:14px;color:var(--text);margin-bottom:15px}.footer-links{display:flex;flex-direction:column;gap:7px}
    .footer-bottom{border-top:1px solid var(--line);margin-top:45px;padding-top:20px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#718197;font-size:12px}
    .floating{position:fixed;right:22px;bottom:22px;z-index:30;background:var(--pink);color:#220b17;border-radius:99px;padding:12px 19px;font-weight:900;box-shadow:0 12px 30px rgba(255,108,168,.28)}
    .floating:hover{background:var(--gold);color:#1e170a}
    :focus-visible{outline:3px solid var(--gold);outline-offset:3px}
    @media(max-width:992px){.topic-grid{grid-template-columns:repeat(2,1fr)}.offer-track,.ranking{grid-template-columns:1fr 1fr}.offer:first-child{grid-column:span 2}.metric-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}
    @media(max-width:768px){.navbar-collapse{background:#0d1320;padding:15px;border-radius:15px;margin-top:10px}.hero{min-height:650px}.burst{right:7%;top:12%;transform:scale(.75) rotate(9deg)}.hero-content{padding-top:120px}.section{padding:72px 0}.section-head{display:block}.section-head p{margin-top:14px}.split,.news-layout{grid-template-columns:1fr}.matrix,.quote-grid{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr;gap:18px}.steps .step{border-top:0;border-left:2px solid var(--line)}.steps .step::before{left:-8px;top:24px}.cta{display:block;padding:38px}.cta .btn-main{margin-top:25px}}
    @media(max-width:520px){.container{padding:0 17px}h1{font-size:48px}.hero-copy{font-size:16px}.hero-stats{gap:20px}.metric-grid,.topic-grid,.matrix,.quote-grid,.security-grid,.faq-grid,.offer-track{grid-template-columns:1fr}.offer:first-child{grid-column:auto}.news-card{grid-template-columns:1fr}.read-more{display:inline-block;margin-top:5px}.ranking{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}.floating{right:12px;bottom:12px;font-size:12px}}

/* roulang page: category1 */
:root{
--ink:#080b12;--deep:#0d1320;--panel:#121a29;--panel-2:#182337;--line:rgba(159,183,213,.18);
--muted:#9aaac0;--text:#f4f7fb;--cyan:#4df0d0;--lime:#b8f36b;--gold:#ffc76b;--pink:#ff6ca8;
--radius:22px;--shadow:0 24px 70px rgba(0,0,0,.28);--ease:all .28s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.78;overflow-x:hidden}
a{color:inherit;text-decoration:none} img{max-width:100%;display:block} button,input{font:inherit}
.container{max-width:1200px;margin:auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,11,18,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.navbar{min-height:76px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--cyan),var(--lime));position:relative;box-shadow:0 0 24px rgba(77,240,208,.35)}
.brand-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink);border-radius:50%;left:11px;top:8px}
.nav-link{color:var(--muted)!important;font-size:14px;padding:10px 13px!important;transition:var(--ease);border-radius:10px}
.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(77,240,208,.08);box-shadow:inset 0 -2px var(--cyan)}
.nav-action,.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:12px 20px;background:var(--cyan);color:#071314;font-weight:800;transition:var(--ease);cursor:pointer}
.nav-action:hover,.btn-main:hover{transform:translateY(-2px);background:var(--lime);color:#071314;box-shadow:0 12px 25px rgba(77,240,208,.2)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:11px 19px;font-weight:700;transition:var(--ease)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(77,240,208,.06)}
.nav-action:focus,.btn-main:focus,.btn-ghost:focus,input:focus{outline:3px solid rgba(77,240,208,.35);outline-offset:3px}
.section{padding:92px 0;position:relative}.section.alt{background:#0c121e}
.section-kicker{display:block;color:var(--cyan);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:800;margin-bottom:12px}
.section-title{font-size:clamp(28px,4vw,47px);line-height:1.2;letter-spacing:-.045em;font-weight:900;margin:0 0 18px}
.section-copy{max-width:720px;color:var(--muted);font-size:16px;margin:0}
.panel,.faq-item,.form-box,.feature-card{background:linear-gradient(145deg,rgba(24,35,55,.95),rgba(14,21,34,.95));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.12)}
.inner-hero{position:relative;overflow:hidden;min-height:595px;display:flex;align-items:center;background:linear-gradient(90deg,rgba(8,11,18,.97),rgba(8,11,18,.78) 48%,rgba(8,11,18,.58)),url("/assets/images/backpic/back-2.webp") center/cover;border-bottom:1px solid var(--line)}
.inner-hero:before{content:"";position:absolute;width:530px;height:530px;border:1px solid rgba(77,240,208,.22);border-radius:50%;right:-100px;bottom:-180px;box-shadow:0 0 0 34px rgba(77,240,208,.025),0 0 0 70px rgba(77,240,208,.018)}
.hero-content{position:relative;z-index:1;max-width:770px;padding:82px 0}
.eyebrow{color:var(--cyan);font-size:12px;letter-spacing:.2em;font-weight:900;text-transform:uppercase}
.hero-content h1{font-weight:950;line-height:1.12;letter-spacing:-.06em;font-size:clamp(43px,6vw,73px);margin:17px 0 20px}
.hero-copy{font-size:18px;color:#d8e1eb;max-width:660px;margin-bottom:28px}
.eligibility{display:flex;align-items:center;gap:13px;max-width:620px;padding:15px 18px;border:1px solid rgba(77,240,208,.26);background:rgba(18,35,43,.74);border-radius:15px;margin:26px 0}
.eligibility b{color:var(--lime);font-size:13px}.eligibility span{font-size:14px;color:#d6e3ea}
.hero-buttons{display:flex;gap:13px;flex-wrap:wrap}
.signal-row{display:flex;flex-wrap:wrap;gap:11px;margin-top:42px}.signal{padding:8px 12px;border:1px solid var(--line);border-radius:99px;color:var(--muted);font-size:13px;background:rgba(8,11,18,.44)}.signal i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px var(--lime);margin-right:7px}
.dashboard{margin-top:-50px;position:relative;z-index:3}.dashboard-wrap{padding:22px;background:rgba(13,19,32,.86);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.metric{padding:12px 20px;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric strong{display:block;font-size:28px;color:var(--cyan);line-height:1.25}.metric span{font-size:13px;color:var(--muted)}
.split-copy{padding-right:45px}.split-copy p{color:var(--muted);font-size:16px}.check-list{list-style:none;padding:0;margin:25px 0 0}.check-list li{padding:13px 0;border-bottom:1px solid var(--line);color:#dbe5ee}.check-list li:before{content:"↗";color:var(--cyan);font-weight:900;margin-right:12px}
.visual-card{min-height:445px;position:relative;overflow:hidden;border-radius:var(--radius);background:url("/assets/images/coverpic/cover-2.webp") center/cover;border:1px solid var(--line)}
.visual-card:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,11,18,.94),rgba(8,11,18,.04) 75%)}
.visual-note{position:absolute;left:28px;right:28px;bottom:25px;padding:17px;border-radius:15px;background:rgba(13,19,32,.81);border:1px solid var(--line)}.visual-note strong{color:var(--lime)}.visual-note p{color:var(--muted);margin:5px 0 0;font-size:14px}
.feature-card{padding:27px;height:100%;transition:var(--ease)}.feature-card:hover{transform:translateY(-6px);border-color:rgba(77,240,208,.55);box-shadow:var(--shadow)}
.feature-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:rgba(77,240,208,.12);color:var(--cyan);font-size:21px;margin-bottom:20px}.feature-card h3{font-size:19px;font-weight:850}.feature-card p{color:var(--muted);font-size:14px;margin:0}
.flow{position:relative}.flow-step{padding:26px 26px 26px 76px;position:relative;border-left:1px solid var(--line)}.flow-step:first-child{padding-top:4px}.flow-num{position:absolute;left:-20px;top:24px;width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:var(--panel-2);border:1px solid var(--cyan);color:var(--cyan);font-weight:900}.flow-step h3{font-size:19px;font-weight:850;margin-bottom:7px}.flow-step p{color:var(--muted);margin:0}
.compare-box{padding:30px;height:100%;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel)}.compare-box.active{background:linear-gradient(145deg,#1d4042,#142231);border-color:rgba(77,240,208,.55)}.compare-box h3{font-size:20px;font-weight:900}.compare-list{list-style:none;padding:0;margin:20px 0 0}.compare-list li{padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;color:#ced9e4}.compare-list li:before{content:"✓";color:var(--lime);font-weight:900;margin-right:10px}
.image-band{padding:0}.image-band-inner{display:grid;grid-template-columns:1.1fr .9fr;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel)}.image-band-photo{min-height:360px;background:url("/assets/images/coverpic/cover-5.webp") center/cover}.image-band-copy{padding:52px}.image-band-copy p{color:var(--muted)}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:21px 24px}.faq-item summary{cursor:pointer;list-style:none;font-weight:850}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";float:right;color:var(--cyan);font-size:22px;line-height:1}.faq-item[open] summary:after{content:"−"}.faq-item p{margin:15px 0 0;color:var(--muted);font-size:14px}
.cta-section{padding:95px 0;background:radial-gradient(circle at 75% 20%,rgba(77,240,208,.14),transparent 25%),#0c121e}.form-box{padding:38px}.form-box label{font-size:14px;font-weight:700;margin-bottom:8px}.form-control{background:rgba(8,11,18,.62);border:1px solid var(--line);color:var(--text);padding:13px 15px;border-radius:12px}.form-control::placeholder{color:#718299}.form-control:focus{background:rgba(8,11,18,.82);border-color:var(--cyan);color:var(--text);box-shadow:0 0 0 .25rem rgba(77,240,208,.12)}
.form-hint{margin:13px 0 0;color:var(--muted);font-size:13px}.footer{background:#070a10;border-top:1px solid var(--line);padding:65px 0 25px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}.footer p{color:var(--muted);font-size:14px}.footer h4{font-size:15px;font-weight:850;margin:5px 0 17px}.footer-links{display:flex;flex-direction:column;gap:10px}.footer-links a{font-size:14px;color:var(--muted);transition:var(--ease)}.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}.footer-bottom{border-top:1px solid var(--line);padding-top:22px;margin-top:45px;display:flex;gap:15px;justify-content:space-between;flex-wrap:wrap;color:#77879c;font-size:12px}.footer-bottom a:hover{color:var(--cyan)}
@media(max-width:1024px){.nav-link{font-size:13px;padding:10px 8px!important}.split-copy{padding-right:10px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.metric{padding:12px}}
@media(max-width:768px){.container{padding:0 18px}.navbar{min-height:68px}.navbar-collapse{padding:12px 0 19px}.nav-action{margin-left:0}.inner-hero{min-height:640px}.hero-content{padding:68px 0}.dashboard{margin-top:-25px}.metric{border-right:0;border-bottom:1px solid var(--line);padding:15px}.metric:last-child{border-bottom:0}.section{padding:70px 0}.split-copy{padding:0;margin-bottom:36px}.image-band-inner{grid-template-columns:1fr}.image-band-photo{min-height:260px}.image-band-copy{padding:34px 26px}.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.section-title{font-size:34px}}
@media(max-width:520px){.hero-content h1{font-size:42px}.hero-copy{font-size:16px}.eligibility{align-items:flex-start}.hero-buttons .btn-main,.hero-buttons .btn-ghost{width:100%}.dashboard-wrap{padding:10px}.section{padding:58px 0}.feature-card{padding:23px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:flex;flex-direction:column;gap:8px}.image-band-copy{padding:28px 22px}.form-box{padding:25px 20px}}

/* roulang page: category2 */
:root{
--ink:#080b12;--deep:#0d1320;--panel:#121a29;--panel-2:#182337;--line:rgba(159,183,213,.18);
--muted:#9aaac0;--text:#f4f7fb;--cyan:#4df0d0;--lime:#b8f36b;--gold:#ffc76b;--pink:#ff6ca8;
--radius:22px;--shadow:0 24px 70px rgba(0,0,0,.28);--ease:all .28s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none} img{max-width:100%;display:block} button,input,select,textarea{font:inherit}
.container{max-width:1200px;margin:auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,11,18,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.navbar{min-height:76px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--cyan),var(--lime));position:relative;box-shadow:0 0 24px rgba(77,240,208,.35)}
.brand-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink);border-radius:50%;left:11px;top:8px}
.nav-link{color:var(--muted)!important;font-size:14px;padding:10px 13px!important;transition:var(--ease);border-radius:10px}
.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(77,240,208,.08);box-shadow:inset 0 -2px var(--cyan)}
.nav-action,.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:12px 20px;background:var(--cyan);color:#071314;font-weight:800;transition:var(--ease);cursor:pointer}
.nav-action:hover,.btn-main:hover{transform:translateY(-2px);background:var(--lime);color:#071314;box-shadow:0 12px 25px rgba(77,240,208,.2)}
.btn-main:focus,.nav-action:focus,.btn-ghost:focus,.form-control:focus{outline:0;box-shadow:0 0 0 4px rgba(77,240,208,.18)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:11px 19px;font-weight:700;transition:var(--ease)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(77,240,208,.06)}
.section{padding:98px 0;position:relative}.section.alt{background:#0c121e}
.section-kicker,.eyebrow{color:var(--cyan);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:800}
.section-title{font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.035em;margin:10px 0 16px;font-weight:900}
.section-copy{max-width:720px;color:var(--muted);font-size:16px;margin:0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:42px}
.section-head .section-copy{max-width:560px}
.inner-hero{min-height:590px;display:flex;align-items:center;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(8,11,18,.96),rgba(8,11,18,.73) 50%,rgba(8,11,18,.4)),url("/assets/images/backpic/back-2.webp") center/cover}
.inner-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 83% 25%,rgba(77,240,208,.2),transparent 25%)}
.hero-copy-wrap{position:relative;z-index:1;padding:70px 0;max-width:735px}.hero-copy-wrap h1{font-size:clamp(42px,6vw,74px);line-height:1.08;letter-spacing:-.055em;font-weight:950;margin:14px 0 22px}
.hero-copy-wrap p{font-size:18px;color:#d5dfeb;max-width:665px;margin-bottom:28px}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:21px}.badge-soft{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border:1px solid rgba(77,240,208,.32);border-radius:99px;background:rgba(77,240,208,.08);color:var(--cyan);font-size:13px;font-weight:800}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap}.qualification{margin-top:28px;color:var(--muted);font-size:13px}.qualification strong{color:var(--lime)}
.dashboard{margin-top:-54px;position:relative;z-index:3}.dashboard-panel,.panel,.feature-card,.faq-item,.form-box{background:linear-gradient(145deg,rgba(24,35,55,.96),rgba(14,21,34,.98));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.12)}
.dashboard-panel{padding:25px}.dashboard-top{display:flex;justify-content:space-between;gap:15px;align-items:center;padding-bottom:16px;border-bottom:1px solid var(--line)}.dashboard-top h2{font-size:17px;margin:0;font-weight:850}.live-dot{color:var(--lime);font-size:12px;font-weight:800}.live-dot:before{content:"";display:inline-block;width:8px;height:8px;background:var(--lime);border-radius:50%;margin-right:7px;box-shadow:0 0 12px var(--lime)}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:17px}.metric{padding:16px;border-radius:15px;background:rgba(7,12,20,.5);border:1px solid rgba(159,183,213,.1)}.metric span{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}.metric strong{font-size:25px;color:var(--text);line-height:1.2}.metric strong.em{color:var(--cyan)}
.topic-stream{display:grid;grid-template-columns:1.08fr .92fr;gap:22px}.stream-list{border-left:1px solid var(--line);padding-left:23px}.stream-item{position:relative;padding:0 0 25px}.stream-item:before{content:"";position:absolute;left:-29px;top:7px;width:11px;height:11px;border-radius:50%;background:var(--cyan);box-shadow:0 0 17px rgba(77,240,208,.75)}.stream-item:last-child{padding-bottom:0}.stream-time{font-size:12px;color:var(--cyan);font-weight:800}.stream-item h3{font-size:19px;margin:4px 0 6px}.stream-item p{margin:0;color:var(--muted);font-size:14px}
.visual-card{min-height:448px;position:relative;overflow:hidden;border-radius:var(--radius);background:url("/assets/images/coverpic/cover-2.webp") center/cover;border:1px solid var(--line)}.visual-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,11,18,.96),rgba(8,11,18,.05) 75%)}.visual-content{position:absolute;z-index:1;bottom:0;padding:30px}.visual-content h3{font-size:28px;font-weight:900;margin:0 0 10px}.visual-content p{color:#d5dfeb;margin:0}
.theme-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.theme-card{position:relative;overflow:hidden;min-height:280px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);transition:var(--ease)}.theme-card:hover{transform:translateY(-6px);border-color:rgba(77,240,208,.52);box-shadow:var(--shadow)}.theme-card.large{grid-column:span 6}.theme-card.small{grid-column:span 3}.theme-card img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;opacity:.6;transition:var(--ease)}.theme-card:hover img{transform:scale(1.06);opacity:.8}.theme-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,11,18,.98),rgba(8,11,18,.08))}.theme-body{position:absolute;z-index:1;bottom:0;padding:24px}.theme-body h3{font-size:22px;font-weight:900;margin:8px 0}.theme-body p{color:#c5d1df;font-size:14px;margin:0}.theme-card.small h3{font-size:18px}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.process-step{position:relative;padding:25px 20px 20px;border-top:1px solid var(--cyan);background:rgba(18,26,41,.65)}.process-num{display:block;font-size:12px;color:var(--cyan);letter-spacing:.15em;font-weight:900}.process-step h3{font-size:19px;margin:12px 0 9px;font-weight:850}.process-step p{font-size:14px;color:var(--muted);margin:0}
.compare-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel)}.compare-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;border-bottom:1px solid var(--line)}.compare-row:last-child{border-bottom:0}.compare-cell{padding:17px 22px;color:var(--muted);font-size:14px}.compare-cell:first-child{font-weight:800;color:var(--text);background:rgba(255,255,255,.018)}.compare-head{font-weight:900!important;color:var(--text)!important;background:rgba(77,240,208,.07)!important}.ok{color:var(--lime);font-weight:800}.muted-mark{color:#718098}
.split-detail{display:grid;grid-template-columns:.95fr 1.05fr;gap:58px;align-items:center}.detail-image{min-height:430px;border-radius:var(--radius);background:linear-gradient(0deg,rgba(8,11,18,.48),rgba(8,11,18,.05)),url("/assets/images/coverpic/cover-7.webp") center/cover;border:1px solid var(--line)}.detail-list{list-style:none;padding:0;margin:25px 0 0}.detail-list li{padding:15px 0;border-bottom:1px solid var(--line);color:#dbe5ee}.detail-list li:before{content:"✓";color:var(--cyan);font-weight:900;margin-right:12px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:20px 23px}.faq-item summary{cursor:pointer;font-weight:850;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";float:right;color:var(--cyan);font-size:22px;line-height:1}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--muted);font-size:14px;margin:15px 0 0}
.form-box{padding:34px}.form-box h2{font-size:30px;font-weight:900;margin:0 0 8px}.form-box p{color:var(--muted);margin-bottom:24px}.form-label{font-size:13px;color:#dce6ef;font-weight:700}.form-control,.form-select{background:#0a101b;border:1px solid var(--line);border-radius:11px;color:var(--text);padding:12px 14px}.form-control::placeholder{color:#65758d}.form-control:focus,.form-select:focus{background:#0d1522;border-color:var(--cyan);color:var(--text)}.form-note{font-size:12px;color:var(--muted);margin:16px 0 0}
.cta-band{padding:56px;border-radius:var(--radius);background:linear-gradient(120deg,#153b42,#172535 54%,#241b35);border:1px solid rgba(77,240,208,.35);display:flex;justify-content:space-between;gap:30px;align-items:center}.cta-band h2{font-size:36px;font-weight:950;line-height:1.25;margin:8px 0}.cta-band p{color:#c5d4e0;max-width:650px;margin:0}
.footer{padding:72px 0 25px;background:#070a10;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:38px}.footer p{font-size:14px;color:var(--muted);max-width:370px}.footer h4{font-size:14px;color:var(--text);font-weight:850;margin:7px 0 16px}.footer-links{display:flex;flex-direction:column;gap:9px}.footer-links a{font-size:14px;color:var(--muted);transition:var(--ease)}.footer-links a:hover{color:var(--cyan);padding-left:3px}.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12px;color:#7d8ba0}.footer-bottom a:hover{color:var(--cyan)}
@media(max-width:1024px){.nav-link{padding:9px 8px!important;font-size:13px}.theme-card.small{grid-column:span 6}.footer-grid{grid-template-columns:1.6fr 1fr 1fr}.metric-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{padding:0 18px}.navbar{min-height:68px}.navbar-collapse{padding:12px 0 20px}.nav-link{padding:11px 13px!important}.nav-action{margin-left:0}.inner-hero{min-height:560px}.hero-copy-wrap{padding:56px 0}.hero-copy-wrap h1{font-size:44px}.section{padding:70px 0}.section-head{display:block;margin-bottom:29px}.section-head .section-copy{margin-top:12px}.dashboard{margin-top:-30px}.topic-stream,.split-detail{grid-template-columns:1fr;gap:28px}.theme-card.large,.theme-card.small{grid-column:span 12}.process-grid{grid-template-columns:1fr 1fr}.faq-grid{grid-template-columns:1fr}.cta-band{padding:34px;display:block}.cta-band .btn-main{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.compare-cell{padding:14px 12px;font-size:12px}}
@media(max-width:520px){.hero-copy-wrap h1{font-size:37px}.hero-copy-wrap p{font-size:16px}.section-title{font-size:29px}.metric-grid,.process-grid{grid-template-columns:1fr 1fr}.metric{padding:13px}.metric strong{font-size:21px}.dashboard-panel{padding:18px}.theme-card{min-height:250px}.theme-body{padding:18px}.cta-band h2{font-size:29px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:flex;flex-direction:column}.compare-cell{word-break:break-word}.btn-main,.btn-ghost{width:100%}}

/* roulang page: category3 */
:root{
--ink:#080b12;--deep:#0d1320;--panel:#121a29;--panel-2:#182337;--line:rgba(159,183,213,.18);--muted:#9aaac0;--text:#f4f7fb;--cyan:#4df0d0;--lime:#b8f36b;--gold:#ffc76b;--pink:#ff6ca8;--radius:22px;--shadow:0 24px 70px rgba(0,0,0,.28);--ease:all .28s ease
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}.container{max-width:1200px;margin:auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,11,18,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.navbar{min-height:76px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--cyan),var(--lime));position:relative;box-shadow:0 0 24px rgba(77,240,208,.35)}.brand-mark::after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink);border-radius:50%;left:11px;top:8px}.nav-link{color:var(--muted)!important;font-size:14px;padding:10px 13px!important;transition:var(--ease);border-radius:10px}.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(77,240,208,.08);box-shadow:inset 0 -2px var(--cyan)}.nav-action,.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:12px 20px;background:var(--cyan);color:#071314;font-weight:800;transition:var(--ease);cursor:pointer}.nav-action:hover,.btn-main:hover{transform:translateY(-2px);background:var(--lime);color:#071314;box-shadow:0 12px 25px rgba(77,240,208,.2)}.btn-ghost{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:11px 19px;font-weight:700;transition:var(--ease)}.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(77,240,208,.06)}.btn-main:focus,.btn-ghost:focus,.nav-link:focus,input:focus{outline:3px solid rgba(77,240,208,.35);outline-offset:3px}
.section{padding:96px 0;position:relative}.section.alt{background:#0c121e}.section-kicker{color:var(--cyan);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:800}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}.section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.22;margin:7px 0 0;font-weight:900;letter-spacing:-.04em}.section-head p{max-width:530px;margin:0;color:var(--muted)}
.inner-hero{min-height:510px;position:relative;display:flex;align-items:center;overflow:hidden;background:linear-gradient(90deg,rgba(8,11,18,.96),rgba(8,11,18,.72) 52%,rgba(8,11,18,.54)),url("/assets/images/backpic/back-3.webp") center/cover;border-bottom:1px solid var(--line)}.inner-hero:after{content:"";position:absolute;right:8%;bottom:-150px;width:430px;height:430px;border:1px solid rgba(77,240,208,.27);border-radius:50%;box-shadow:0 0 0 32px rgba(77,240,208,.035),0 0 0 65px rgba(77,240,208,.025)}.hero-content{position:relative;z-index:1;max-width:810px;padding:68px 0}.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:14px;margin-bottom:25px}.breadcrumb span{color:var(--cyan)}h1{font-weight:950;font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.065em;margin:0 0 22px}.hero-copy{font-size:18px;color:#d8e1eb;max-width:710px;margin-bottom:27px}.hero-buttons{display:flex;gap:13px;flex-wrap:wrap}.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}.pill{font-size:13px;border:1px solid var(--line);color:#cbd7e5;background:rgba(18,26,41,.76);border-radius:999px;padding:7px 12px}
.metric-wrap{margin-top:-58px;position:relative;z-index:4}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.metric{padding:24px;background:linear-gradient(145deg,rgba(24,35,55,.98),rgba(13,20,32,.98));border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 35px rgba(0,0,0,.2)}.metric strong{display:block;color:var(--lime);font-size:30px;line-height:1.2}.metric span{font-size:13px;color:var(--muted);font-size:14px}.matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}.panel{background:linear-gradient(145deg,rgba(24,35,55,.95),rgba(14,21,34,.95));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.12)}.panel-pad{padding:32px}.panel h3{font-size:25px;margin:0 0 12px;font-weight:850}.panel p{color:var(--muted);margin:0}.feature-image{min-height:350px;border-radius:var(--radius);overflow:hidden;position:relative;background:url("/assets/images/coverpic/cover-3.webp") center/cover}.feature-image:after{content:"精选入口";position:absolute;left:25px;bottom:23px;color:#fff;font-size:24px;font-weight:900;letter-spacing:.04em;text-shadow:0 2px 16px #000}.feature-image:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,11,18,.88),transparent 63%)}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.service-card{padding:27px 23px;background:var(--panel);border:1px solid var(--line);border-radius:18px;transition:var(--ease)}.service-card:hover{transform:translateY(-5px);border-color:rgba(77,240,208,.5);background:var(--panel-2);box-shadow:var(--shadow)}.service-icon{width:43px;height:43px;display:grid;place-items:center;border-radius:13px;background:rgba(77,240,208,.1);color:var(--cyan);font-size:21px;margin-bottom:20px}.service-card h3{font-size:18px;margin:0 0 8px}.service-card p{font-size:14px;color:var(--muted);margin:0}.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}.compare-box{padding:30px;border-radius:20px;border:1px solid var(--line);background:rgba(18,26,41,.75)}.compare-box.highlight{border-color:rgba(77,240,208,.45);background:linear-gradient(145deg,rgba(30,75,76,.78),rgba(18,31,43,.92))}.compare-box h3{margin:0 0 17px;font-size:22px}.check-list{list-style:none;padding:0;margin:0}.check-list li{padding:12px 0;border-bottom:1px solid var(--line);color:#dbe5ee}.check-list li:last-child{border-bottom:0}.check-list li:before{content:"↗";color:var(--cyan);font-weight:900;margin-right:12px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{position:relative;padding:25px 21px;background:var(--panel);border:1px solid var(--line);border-radius:18px}.step-number{color:var(--cyan);font-size:12px;letter-spacing:.12em;font-weight:900}.step h3{font-size:18px;margin:12px 0 7px}.step p{color:var(--muted);font-size:14px;margin:0}.step:not(:last-child):after{content:"→";position:absolute;right:-19px;top:50%;color:var(--cyan);font-size:24px;z-index:2}.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.quote{padding:27px;transition:var(--ease)}.quote:hover{transform:translateY(-5px);border-color:rgba(77,240,208,.45);box-shadow:var(--shadow)}.quote p{color:#dce5ef;margin:0 0 19px;font-size:15px}.quote strong{color:var(--lime);font-size:14px}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:21px 24px;background:linear-gradient(145deg,rgba(24,35,55,.95),rgba(14,21,34,.95));border:1px solid var(--line);border-radius:17px}.faq-item summary{cursor:pointer;font-weight:850;list-style:none;padding-right:20px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";float:right;color:var(--cyan);font-size:22px;line-height:1}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--muted);font-size:14px;margin:15px 0 0}.cta{padding:58px 0;background:linear-gradient(120deg,#17363b,#172535 55%,#241d35);border-top:1px solid rgba(77,240,208,.25);border-bottom:1px solid rgba(77,240,208,.2)}.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:clamp(28px,4vw,43px);line-height:1.2;margin:0 0 10px}.cta p{color:#c3d0dc;margin:0;max-width:650px}.footer{padding:60px 0 25px;background:#070a10;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer p{color:var(--muted);font-size:14px;max-width:310px}.footer h4{font-size:15px;margin:5px 0 16px}.footer-links{display:flex;flex-direction:column;gap:9px;color:var(--muted);font-size:14px}.footer-links a{transition:var(--ease)}.footer-links a:hover{color:var(--cyan);padding-left:4px}.footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:44px;padding-top:21px;color:#748398;font-size:12px}.footer-bottom a:hover{color:var(--cyan)}.section-number{font-size:12px;color:var(--gold);font-weight:800;letter-spacing:.1em}.notice{padding:15px 18px;border-left:3px solid var(--cyan);background:rgba(77,240,208,.06);color:#c9d6e2;font-size:14px;margin-top:23px}.search-bar{display:flex;max-width:680px;margin:28px auto 0;background:rgba(8,11,18,.72);border:1px solid rgba(77,240,208,.4);border-radius:15px;padding:6px;box-shadow:0 0 35px rgba(77,240,208,.08)}.search-bar input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--text);padding:10px 14px}.search-bar input::placeholder{color:#8190a3}.search-bar button{border:0;border-radius:10px;background:var(--cyan);font-weight:800;padding:10px 22px;color:#071314}.search-bar button:hover{background:var(--lime)}
@media(max-width:992px){.nav-link{padding:9px 10px!important}.metric-grid,.steps{grid-template-columns:repeat(2,1fr)}.matrix{grid-template-columns:1fr}.service-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media(max-width:768px){.section{padding:70px 0}.inner-hero{min-height:560px}.hero-content{padding:60px 0}.section-head,.cta-box{display:block}.section-head p{margin-top:16px}.section-head .btn-ghost{margin-top:20px}.compare,.faq-grid{grid-template-columns:1fr}.quote-grid{grid-template-columns:1fr}.step:not(:last-child):after{display:none}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.metric-wrap{margin-top:-35px}}
@media(max-width:520px){.container{padding:0 18px}.navbar{min-height:68px}.brand{font-size:19px}.brand-mark{width:30px;height:30px}.inner-hero{min-height:590px;background-position:62% center}h1{font-size:43px}.hero-copy{font-size:16px}.metric-grid,.service-grid,.steps,.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.metric{padding:20px}.search-bar{display:block;background:rgba(8,11,18,.7)}.search-bar input{width:100%;padding:11px 10px}.search-bar button{width:100%;margin-top:5px}.hero-buttons .btn-main,.hero-buttons .btn-ghost{width:100%}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

/* roulang page: category5 */
:root{
 --ink:#080b12;--deep:#0d1320;--panel:#121a29;--panel-2:#182337;--line:rgba(159,183,213,.18);
 --muted:#9aaac0;--text:#f4f7fb;--cyan:#4df0d0;--lime:#b8f36b;--gold:#ffc76b;--pink:#ff6ca8;
 --radius:22px;--radius-sm:15px;--shadow:0 24px 70px rgba(0,0,0,.28);--ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.78;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid rgba(77,240,208,.72);outline-offset:4px}
.container{max-width:1200px;margin:auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,11,18,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.navbar{min-height:76px}
.brand{display:inline-flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--cyan),var(--lime));position:relative;box-shadow:0 0 24px rgba(77,240,208,.35)}
.brand-mark::after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink);border-radius:50%;left:11px;top:8px}
.nav-link{color:var(--muted)!important;font-size:14px;padding:10px 13px!important;transition:var(--ease);border-radius:10px;white-space:nowrap}
.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(77,240,208,.08);box-shadow:inset 0 -2px var(--cyan)}
.nav-action,.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:12px 20px;background:var(--cyan);color:#071314;font-weight:800;transition:var(--ease);cursor:pointer}
.nav-action:hover,.btn-main:hover{transform:translateY(-2px);background:var(--lime);color:#071314;box-shadow:0 12px 25px rgba(77,240,208,.2)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:11px 19px;font-weight:700;transition:var(--ease);cursor:pointer;background:transparent}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(77,240,208,.06)}
.section{padding:100px 0;position:relative}
.section.alt{background:#0c121e}
.section-kicker{color:var(--cyan);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:800;margin:0 0 12px}
.section-title{font-size:clamp(28px,4vw,45px);line-height:1.2;letter-spacing:-.04em;font-weight:900;margin:0}
.section-intro{color:var(--muted);font-size:16px;margin:18px 0 0;max-width:700px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:42px}
.section-head .section-intro{max-width:530px}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:24px}
.breadcrumb a{transition:var(--ease)}
.breadcrumb a:hover{color:var(--cyan)}
.inner-hero{position:relative;overflow:hidden;padding:82px 0 74px;background:linear-gradient(100deg,rgba(8,11,18,.97) 0%,rgba(11,19,31,.91) 52%,rgba(8,11,18,.75)),url("/assets/images/backpic/back-2.webp") center/cover;border-bottom:1px solid var(--line)}
.inner-hero:before{content:"";position:absolute;width:440px;height:440px;right:-70px;top:-120px;border-radius:50%;border:1px solid rgba(77,240,208,.22);box-shadow:0 0 0 36px rgba(77,240,208,.03),0 0 0 72px rgba(77,240,208,.025)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(330px,.8fr);gap:54px;align-items:center}
.hero-title{font-size:clamp(42px,6vw,74px);line-height:1.06;letter-spacing:-.065em;margin:0 0 21px;font-weight:950;max-width:710px}
.hero-title em{font-style:normal;color:var(--cyan)}
.hero-copy{font-size:17px;color:#d5deea;max-width:655px;margin:0 0 30px}
.hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
.hero-panel{background:linear-gradient(145deg,rgba(29,46,67,.95),rgba(12,19,31,.98));border:1px solid rgba(77,240,208,.3);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow);position:relative}
.panel-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:17px;border-bottom:1px solid var(--line)}
.panel-top strong{font-size:16px}.live-dot{font-size:12px;color:var(--lime);font-weight:800}.live-dot:before{content:"";display:inline-block;width:8px;height:8px;background:var(--lime);border-radius:50%;margin-right:7px;box-shadow:0 0 12px var(--lime)}
.data-row{display:grid;grid-template-columns:45px 1fr auto;gap:13px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.data-row:last-child{border:0;padding-bottom:0}.rank-no{color:var(--cyan);font-size:21px;font-weight:900}.data-row strong{font-size:14px;display:block}.data-row small{color:var(--muted);font-size:12px}.status{font-size:12px;color:var(--lime);background:rgba(184,243,107,.1);padding:4px 8px;border-radius:999px}
.metric-band{margin-top:-1px;border-bottom:1px solid var(--line);background:#0a101a}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.metric{padding:28px 24px;border-right:1px solid var(--line)}
.metric:last-child{border:0}.metric strong{display:block;font-size:30px;color:var(--lime);line-height:1.15;letter-spacing:-.04em}.metric span{font-size:13px;color:var(--muted)}
.panel,.benefit-card,.faq-item,.form-box,.story-card{background:linear-gradient(145deg,rgba(24,35,55,.95),rgba(14,21,34,.95));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.12)}
.intro-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:45px;align-items:start}
.intro-image{border-radius:var(--radius);overflow:hidden;min-height:430px;position:relative;background:#101927}
.intro-image img{width:100%;height:430px;object-fit:cover;filter:saturate(.85)}
.intro-image:after{content:"PA 真人服务提示";position:absolute;left:20px;bottom:20px;color:#fff;font-weight:800;background:rgba(8,11,18,.7);backdrop-filter:blur(8px);padding:9px 13px;border-radius:9px;font-size:13px}
.long-copy p{color:#cbd6e3;margin:0 0 17px}
.long-copy p:first-of-type{font-size:18px;color:#eef4f9}
.check-list{list-style:none;padding:0;margin:25px 0 0}
.check-list li{padding:13px 0;border-bottom:1px solid var(--line);color:#dbe5ee}
.check-list li:before{content:"↗";color:var(--cyan);font-weight:900;margin-right:12px}
.benefit-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:20px}
.benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.benefit-card{padding:25px;transition:var(--ease)}
.benefit-card:hover{transform:translateY(-5px);border-color:rgba(77,240,208,.5);box-shadow:var(--shadow)}
.icon-box{height:42px;width:42px;border-radius:13px;display:grid;place-items:center;background:rgba(77,240,208,.11);color:var(--cyan);font-size:20px;font-weight:900;margin-bottom:19px}
.benefit-card h3{font-size:19px;font-weight:850;margin:0 0 8px}.benefit-card p{color:var(--muted);font-size:14px;margin:0}
.right-note{padding:34px;background:linear-gradient(160deg,#1a3b42,#14202e);border:1px solid rgba(77,240,208,.32);border-radius:var(--radius);height:100%;display:flex;flex-direction:column;justify-content:space-between}
.right-note .note-number{font-size:72px;font-weight:950;line-height:1;color:var(--cyan);letter-spacing:-.08em}.right-note p{color:#d2e1e5;font-size:16px}.mini-rule{padding:15px 0;border-top:1px solid rgba(255,255,255,.14);font-size:14px;color:#c2d2d8}
.path-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:40px;align-items:center}
.path-side{padding:30px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}
.path-side p{color:var(--muted);margin:15px 0 24px}
.path-side img{width:100%;height:220px;object-fit:cover;border-radius:14px;opacity:.84}
.steps{position:relative;padding-left:14px}.step{position:relative;display:grid;grid-template-columns:65px 1fr;gap:21px;padding:0 0 29px}.step:last-child{padding-bottom:0}.step:not(:last-child):before{content:"";position:absolute;left:22px;top:51px;width:1px;height:calc(100% - 14px);background:linear-gradient(var(--cyan),transparent)}.step-no{width:45px;height:45px;display:grid;place-items:center;border-radius:50%;background:var(--cyan);color:var(--ink);font-weight:950;font-size:15px;z-index:1}.step h3{font-size:19px;margin:5px 0 7px;font-weight:850}.step p{margin:0;color:var(--muted);font-size:14px}
.scene-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:20px}
.scene-main{min-height:390px;border-radius:var(--radius);padding:38px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden;background:linear-gradient(0deg,rgba(8,11,18,.95),rgba(8,11,18,.12)),url("/assets/images/coverpic/cover-8.webp") center/cover;border:1px solid var(--line)}
.scene-main h3{font-size:31px;font-weight:900;margin:0 0 10px}.scene-main p{color:#d0dce7;max-width:620px;margin:0}
.scene-stack{display:grid;gap:20px}.scene-small{padding:27px;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);transition:var(--ease)}.scene-small:hover{border-color:var(--cyan);transform:translateX(-4px)}.scene-small h3{font-size:19px;margin:0 0 8px}.scene-small p{font-size:14px;color:var(--muted);margin:0}.tag{display:inline-flex;color:var(--cyan);font-size:11px;letter-spacing:.12em;font-weight:850;margin-bottom:13px}
.compare{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel)}
.compare-row{display:grid;grid-template-columns:1fr 1fr;min-height:72px;border-bottom:1px solid var(--line)}.compare-row:last-child{border:0}.compare-row div{padding:19px 25px;font-size:14px}.compare-row div:first-child{border-right:1px solid var(--line);color:var(--muted)}.compare-row:first-child div{font-weight:850;color:var(--text);background:rgba(77,240,208,.06)}.compare-row:not(:first-child) div:last-child{color:#dce8ef}.yes{color:var(--lime);font-weight:900;margin-right:7px}
.notice-layout{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.notice-card{padding:27px 24px;border-top:2px solid var(--cyan);background:rgba(18,26,41,.72);border-radius:0 0 var(--radius-sm) var(--radius-sm);border-left:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.notice-card:nth-child(2){border-top-color:var(--gold)}.notice-card:nth-child(3){border-top-color:var(--pink)}.notice-card h3{font-size:19px;margin:0 0 10px}.notice-card p{color:var(--muted);font-size:14px;margin:0}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:21px 24px}.faq-item summary{cursor:pointer;font-weight:850;list-style:none;padding-right:28px;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:0;color:var(--cyan);font-size:24px;line-height:1;top:-4px}.faq-item[open] summary:after{content:"−"}.faq-item p{font-size:14px;color:var(--muted);margin:15px 0 0}
.cta{padding:0 0 100px}.cta-box{padding:54px;position:relative;overflow:hidden;border:1px solid rgba(77,240,208,.36);border-radius:var(--radius);background:linear-gradient(110deg,#123037,#172334 60%,#121a29)}.cta-box:after{content:"";position:absolute;width:300px;height:300px;right:-100px;bottom:-160px;border:42px solid rgba(184,243,107,.08);border-radius:50%}.cta-box>*{position:relative;z-index:1}.cta-box h2{font-size:clamp(29px,4vw,46px);font-weight:950;line-height:1.15;max-width:680px;margin:0 0 14px}.cta-box p{max-width:650px;color:#c7d9dc;margin:0 0 27px}.cta-form{display:flex;gap:12px;max-width:650px}.cta-form input{flex:1;min-width:0;background:rgba(8,11,18,.55);border:1px solid rgba(255,255,255,.16);border-radius:12px;color:var(--text);padding:13px 16px}.cta-form input::placeholder{color:#94a6b8}.cta-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(77,240,208,.12);outline:0}.form-tip{font-size:12px;color:#aabec4;margin:13px 0 0}
.footer{padding:68px 0 0;background:#070a10;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}.footer p{font-size:14px;color:var(--muted);max-width:355px}.footer h4{font-size:15px;margin:4px 0 16px;color:var(--text)}.footer-links{display:flex;flex-direction:column;gap:9px}.footer-links a{color:var(--muted);font-size:14px;transition:var(--ease)}.footer-links a:hover{color:var(--cyan);padding-left:4px}.footer-bottom{margin-top:46px;padding:20px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#718096;font-size:12px}.footer-bottom a:hover{color:var(--cyan)}
@media(max-width:1024px){.container{padding:0 22px}.hero-grid{gap:28px}.nav-link{font-size:13px;padding:9px 8px!important}.section{padding:80px 0}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.metric{padding:24px 17px}}
@media(max-width:991px){.navbar-collapse{padding:12px 0 20px}.navbar-nav{align-items:stretch!important}.nav-link{padding:11px 13px!important}.nav-action{margin-left:0;display:flex}.hero-grid,.intro-layout,.benefit-layout,.path-wrap,.scene-grid{grid-template-columns:1fr}.hero-panel{max-width:620px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.benefit-layout .right-note{min-height:350px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){.section{padding:65px 0}.inner-hero{padding:58px 0}.hero-title{font-size:43px}.hero-copy{font-size:16px}.section-head{display:block;margin-bottom:29px}.section-head .section-intro{margin-top:14px}.benefit-grid,.notice-layout,.faq-grid{grid-template-columns:1fr}.scene-main{min-height:330px;padding:27px}.scene-main h3{font-size:26px}.compare-row div{padding:16px;font-size:13px}.cta{padding-bottom:65px}.cta-box{padding:34px 25px}.cta-form{flex-direction:column}.cta-form .btn-main{width:100%}.footer-grid{gap:29px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}
@media(max-width:520px){.container{padding:0 17px}.brand{font-size:20px}.hero-title{font-size:38px}.metric strong{font-size:24px}.metric{padding:19px 13px}.hero-buttons,.hero-buttons a{width:100%}.hero-buttons a{display:flex}.data-row{grid-template-columns:34px 1fr auto;gap:8px}.data-row strong{font-size:13px}.right-note{padding:25px}.right-note .note-number{font-size:57px}.step{grid-template-columns:53px 1fr;gap:13px}.footer-grid{grid-template-columns:1fr}.intro-image,.intro-image img{height:310px;min-height:310px}}

/* roulang page: category4 */
:root{
      --ink:#080b12;--deep:#0d1320;--panel:#121a29;--panel-2:#182337;
      --line:rgba(159,183,213,.18);--muted:#9aaac0;--text:#f4f7fb;
      --cyan:#4df0d0;--lime:#b8f36b;--gold:#ffc76b;--pink:#ff6ca8;
      --radius:22px;--shadow:0 24px 70px rgba(0,0,0,.28);--ease:all .28s ease
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--ink);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none} img{max-width:100%;display:block} button,input,textarea{font:inherit}
    .container{max-width:1200px;margin:auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(8,11,18,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
    .navbar{min-height:76px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--cyan),var(--lime));position:relative;box-shadow:0 0 24px rgba(77,240,208,.35)}
    .brand-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink);border-radius:50%;left:11px;top:8px}
    .nav-link{color:var(--muted)!important;font-size:14px;padding:10px 13px!important;border-radius:10px;transition:var(--ease)}
    .nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(77,240,208,.08);box-shadow:inset 0 -2px var(--cyan)}
    .nav-action,.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:12px 20px;background:var(--cyan);color:#071314;font-weight:800;transition:var(--ease)}
    .nav-action:hover,.btn-main:hover{transform:translateY(-2px);background:var(--lime);color:#071314;box-shadow:0 12px 25px rgba(77,240,208,.2)}
    .btn-ghost{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:11px 19px;font-weight:700;transition:var(--ease)}
    .btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(77,240,208,.06)}
    .hero{position:relative;min-height:510px;display:flex;align-items:center;background-image:linear-gradient(90deg,rgba(8,11,18,.96),rgba(8,11,18,.65)),url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center;border-bottom:1px solid var(--line);overflow:hidden}
    .hero:after{content:"";position:absolute;width:440px;height:440px;border:1px solid rgba(77,240,208,.2);border-radius:50%;right:-130px;top:30px;box-shadow:0 0 0 35px rgba(77,240,208,.025),0 0 0 70px rgba(77,240,208,.018)}
    .hero-content{position:relative;z-index:2;max-width:760px;padding:76px 0}
    .eyebrow,.section-kicker{color:var(--cyan);font-size:12px;letter-spacing:.2em;font-weight:800}
    h1{font-size:clamp(42px,6vw,78px);line-height:1.08;letter-spacing:-.05em;margin:17px 0 20px;font-weight:950}
    h2{font-size:clamp(28px,4vw,46px);line-height:1.2;letter-spacing:-.035em;margin:10px 0 15px;font-weight:900}
    h3{font-size:20px;line-height:1.35}.hero-copy{font-size:18px;color:#d8e1eb;max-width:680px;margin-bottom:28px}
    .hero-buttons{display:flex;gap:13px;flex-wrap:wrap}.hero-badge{display:inline-flex;padding:7px 12px;border:1px solid rgba(77,240,208,.38);border-radius:30px;color:var(--cyan);font-size:13px;background:rgba(77,240,208,.07)}
    .section{padding:92px 0;position:relative}.section.alt{background:#0c121e}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}.section-head p{max-width:590px;color:var(--muted);margin:0}
    .panel,.guide-card,.faq-item,.form-box,.quote{background:linear-gradient(145deg,rgba(24,35,55,.95),rgba(14,21,34,.95));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.14)}
    .intro-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:stretch}.intro-copy{padding:35px}
    .intro-image{min-height:330px;border-radius:var(--radius);background:url("/assets/images/coverpic/cover-7.webp") center/cover;position:relative;overflow:hidden}
    .intro-image:after{content:"PA真人";position:absolute;inset:auto 24px 20px;color:#fff;font-size:30px;font-weight:900;text-shadow:0 4px 22px #000}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.metric{padding:25px 20px;background:var(--panel);border:1px solid var(--line);border-radius:17px}
    .metric strong{display:block;color:var(--lime);font-size:31px;line-height:1.2}.metric span{color:var(--muted);font-size:13px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.step{padding:28px 22px;border-top:2px solid var(--cyan);background:rgba(18,26,41,.72);border-radius:0 0 17px 17px}
    .step-no{font-size:13px;color:var(--gold);letter-spacing:.15em}.step p,.guide-card p,.quote p{color:var(--muted);font-size:14px;margin-bottom:0}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.guide-card{padding:27px;transition:var(--ease)}.guide-card:hover,.quote:hover{transform:translateY(-5px);border-color:rgba(77,240,208,.48);box-shadow:var(--shadow)}
    .icon{width:43px;height:43px;border-radius:13px;background:rgba(77,240,208,.12);color:var(--cyan);display:grid;place-items:center;font-size:21px;margin-bottom:18px}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}.compare .panel{padding:28px}.compare h3{margin-top:0}.check-list{list-style:none;padding:0;margin:18px 0 0}.check-list li{padding:12px 0;border-bottom:1px solid var(--line);color:#dbe5ee}.check-list li:before{content:"↗";color:var(--cyan);font-weight:900;margin-right:11px}
    .visual-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;align-items:center}.visual-card{min-height:370px;border-radius:var(--radius);background:url("/assets/images/coverpic/cover-9.webp") center/cover;position:relative;overflow:hidden}.visual-card:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,11,18,.9),transparent 65%)}.visual-label{position:absolute;bottom:23px;left:25px;font-size:20px;font-weight:900}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.quote{padding:25px;transition:var(--ease)}.quote strong{display:block;color:var(--lime);margin-top:17px;font-size:14px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:21px 24px}.faq-item summary{cursor:pointer;font-weight:850;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";float:right;color:var(--cyan);font-size:22px}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--muted);font-size:14px;margin:14px 0 0}
    .cta{padding:42px;background:linear-gradient(135deg,#183f42,#172334);border:1px solid rgba(77,240,208,.35);border-radius:var(--radius);display:flex;align-items:center;justify-content:space-between;gap:25px}.cta p{color:#c7d8df;max-width:650px;margin:0}
    .form-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px}.form-box{padding:29px}.form-control,.form-select{background:#0c1421;border:1px solid var(--line);color:var(--text);border-radius:11px;padding:12px 14px}.form-control:focus,.form-select:focus{background:#0c1421;color:var(--text);border-color:var(--cyan);box-shadow:0 0 0 .2rem rgba(77,240,208,.12)}.form-note{font-size:12px;color:var(--muted)}
    .footer{padding:62px 0 25px;background:#070a10;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}.footer p{color:var(--muted);font-size:14px;max-width:330px}.footer h4{font-size:15px;margin:4px 0 15px}.footer-links{display:flex;flex-direction:column;gap:9px;color:var(--muted);font-size:14px}.footer-links a:hover,.footer-bottom a:hover{color:var(--cyan)}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:40px;padding-top:20px;color:#74849a;font-size:12px}
    :focus-visible{outline:2px solid var(--lime);outline-offset:3px}
    @media(max-width:992px){.nav-link{padding:10px 8px!important}.intro-grid,.visual-grid,.form-layout{grid-template-columns:1fr}.metric-grid,.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
    @media(max-width:768px){.section{padding:68px 0}.section-head{display:block}.section-head p{margin-top:15px}.matrix,.quote-grid,.faq-grid,.compare{grid-template-columns:1fr}.hero{min-height:560px}.hero-content{padding:65px 0}.footer-grid{grid-template-columns:1fr 1fr}.cta{display:block}.cta .btn-main{margin-top:22px}}
    @media(max-width:520px){.container{padding:0 18px}.metric-grid,.steps{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}.hero-buttons a{width:100%}.intro-copy,.form-box{padding:24px}}

/* roulang page: category6 */
:root{--ink:#080b12;--deep:#0d1320;--panel:#121a29;--panel-2:#182337;--line:rgba(159,183,213,.18);--muted:#9aaac0;--text:#f4f7fb;--cyan:#4df0d0;--lime:#b8f36b;--gold:#ffc76b;--pink:#ff6ca8;--radius:22px;--shadow:0 24px 70px rgba(0,0,0,.28);--ease:all .28s ease}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea{font:inherit}.container{max-width:1200px;margin:auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,11,18,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.navbar{min-height:76px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--cyan),var(--lime));position:relative;box-shadow:0 0 24px rgba(77,240,208,.35)}.brand-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink);border-radius:50%;left:11px;top:8px}
.nav-link{color:var(--muted)!important;font-size:14px;padding:10px 13px!important;transition:var(--ease);border-radius:10px}.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(77,240,208,.08);box-shadow:inset 0 -2px var(--cyan)}.nav-action,.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:12px 20px;background:var(--cyan);color:#071314;font-weight:800;transition:var(--ease)}.nav-action:hover,.btn-main:hover{transform:translateY(-2px);background:var(--lime);color:#071314;box-shadow:0 12px 25px rgba(77,240,208,.2)}.btn-ghost{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:11px 19px;font-weight:700;transition:var(--ease)}.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(77,240,208,.06)}.nav-action:focus,.btn-main:focus,.btn-ghost:focus,.nav-link:focus,input:focus,textarea:focus{outline:3px solid rgba(77,240,208,.35);outline-offset:3px}
.page-hero{position:relative;overflow:hidden;min-height:490px;display:flex;align-items:center;background:linear-gradient(90deg,rgba(8,11,18,.96),rgba(8,11,18,.69)),url("/assets/images/backpic/back-3.webp") center/cover;border-bottom:1px solid var(--line)}.page-hero:after{content:"";position:absolute;right:7%;bottom:-120px;width:360px;height:360px;border-radius:50%;border:1px solid rgba(77,240,208,.3);box-shadow:0 0 0 35px rgba(77,240,208,.035),0 0 0 75px rgba(77,240,208,.02)}.hero-inner{position:relative;z-index:1;padding:80px 0;max-width:800px}.eyebrow,.section-kicker{display:block;color:var(--cyan);font-size:12px;letter-spacing:.2em;font-weight:850;margin-bottom:14px}.page-hero h1{font-size:clamp(38px,6vw,68px);line-height:1.12;letter-spacing:-.05em;font-weight:950;margin:0 0 22px}.page-hero p{font-size:18px;color:#d2dce7;max-width:700px;margin:0 0 30px}.hero-points{display:flex;flex-wrap:wrap;gap:12px}.hero-points span{padding:7px 12px;border:1px solid rgba(77,240,208,.28);border-radius:999px;background:rgba(8,11,18,.4);color:#d9fdf6;font-size:13px}
.section{padding:92px 0;position:relative}.section.alt{background:#0c121e}.section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:36px}.section-head h2,.content-title{font-size:clamp(28px,3.5vw,44px);line-height:1.2;letter-spacing:-.035em;margin:0;font-weight:900}.section-head p{max-width:560px;color:var(--muted);margin:0}.panel,.feature-card,.faq-item,.form-box,.notice-card{background:linear-gradient(145deg,rgba(24,35,55,.96),rgba(14,21,34,.96));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.12)}
.dashboard{margin-top:-54px;position:relative;z-index:3}.metric{padding:27px;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric strong{display:block;color:var(--lime);font-size:29px;line-height:1.1;margin-bottom:8px}.metric span{color:var(--muted);font-size:14px}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.lead-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:54px;align-items:center}.lead-image{position:relative;min-height:480px;border-radius:var(--radius);overflow:hidden}.lead-image img{width:100%;height:100%;position:absolute;object-fit:cover;filter:saturate(.76)}.lead-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(8,11,18,.9))}.image-note{position:absolute;z-index:1;bottom:26px;left:26px;right:26px;padding:18px;border-radius:15px;background:rgba(8,11,18,.72);border:1px solid var(--line);font-size:14px}.lead-copy p{color:var(--muted);margin:18px 0}.check-list{list-style:none;padding:0;margin:27px 0}.check-list li{padding:13px 0;border-bottom:1px solid var(--line);color:#dbe5ee}.check-list li:before{content:"✓";margin-right:13px;color:var(--cyan);font-weight:900}
.protect-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.feature-card{padding:28px;transition:var(--ease)}.feature-card:hover{transform:translateY(-5px);border-color:rgba(77,240,208,.55);box-shadow:var(--shadow)}.feature-card h3{font-size:21px;margin:13px 0 10px;font-weight:850}.feature-card p{color:var(--muted);font-size:14px;margin:0}.icon-box{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;color:var(--ink);background:var(--cyan);font-weight:950;font-size:19px}.feature-stack{display:grid;gap:18px}.badge-soft{display:inline-block;padding:4px 9px;border-radius:7px;color:var(--cyan);background:rgba(77,240,208,.09);font-size:12px;font-weight:800}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.flow-item{position:relative;padding:28px 24px;background:var(--panel);border:1px solid var(--line);border-radius:18px}.flow-number{color:var(--cyan);font-size:13px;letter-spacing:.14em;font-weight:900}.flow-item h3{font-size:19px;margin:15px 0 9px}.flow-item p{font-size:14px;color:var(--muted);margin:0}.notice-card{padding:32px}.notice-card h3{font-size:24px;margin:0 0 18px}.notice-list{list-style:none;padding:0;margin:0}.notice-list li{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid var(--line);color:#d7e1ec}.notice-list li:last-child{border:0}.notice-list b{color:var(--gold);white-space:nowrap}
.scene-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.scene{padding:26px 23px;border-radius:18px;background:rgba(18,26,41,.76);border-top:2px solid rgba(77,240,208,.4)}.scene h3{font-size:19px;margin:13px 0 8px}.scene p{font-size:14px;color:var(--muted);margin:0}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:21px 24px}.faq-item summary{font-size:16px;font-weight:800;cursor:pointer;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";float:right;color:var(--cyan);font-size:22px;line-height:1}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--muted);font-size:14px;margin:15px 0 0}
.cta{padding:80px 0}.cta-box{position:relative;overflow:hidden;padding:55px;border-radius:var(--radius);background:linear-gradient(120deg,#153941,#182537);border:1px solid rgba(77,240,208,.42)}.cta-box:after{content:"";position:absolute;width:360px;height:360px;border-radius:50%;right:-100px;top:-180px;border:1px solid rgba(184,243,107,.3)}.cta-box h2{position:relative;z-index:1;font-size:clamp(29px,4vw,48px);line-height:1.18;font-weight:900;max-width:690px;margin:0 0 16px}.cta-box p{position:relative;z-index:1;color:#d3e8e7;max-width:660px;margin-bottom:25px}.form-row{position:relative;z-index:1;display:flex;gap:12px;max-width:680px}.form-row input{flex:1;background:rgba(8,11,18,.55);border:1px solid rgba(255,255,255,.18);border-radius:12px;color:var(--text);padding:13px 15px}.form-row input::placeholder{color:#9caec0}
.footer{background:#070a10;border-top:1px solid var(--line);padding:65px 0 25px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px}.footer p,.footer-links a{color:var(--muted);font-size:14px}.footer h4{font-size:15px;margin:6px 0 17px}.footer-links{display:flex;flex-direction:column;gap:10px}.footer-links a{transition:var(--ease)}.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:48px;padding-top:22px;color:#718096;font-size:12px}.footer-bottom a:hover{color:var(--cyan)}
@media(max-width:1024px){.nav-link{padding:9px 8px!important;font-size:13px}.metric-grid,.flow{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.protect-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}@media(max-width:768px){.container{padding:0 18px}.navbar{min-height:68px}.navbar-collapse{padding:10px 0 18px}.nav-action{margin-top:8px}.page-hero{min-height:445px}.hero-inner{padding:65px 0}.section{padding:68px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:14px}.dashboard{margin-top:-28px}.lead-layout{grid-template-columns:1fr;gap:30px}.lead-image{min-height:320px}.scene-list,.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-box{padding:38px 28px}.form-row{flex-direction:column}}@media(max-width:520px){.page-hero h1{font-size:39px}.page-hero p{font-size:16px}.metric-grid,.flow,.footer-grid{grid-template-columns:1fr}.metric{border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.hero-points{gap:8px}.hero-points span{font-size:12px}.cta{padding:55px 0}.cta-box{padding:33px 22px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:8px 0}}