/* roulang page: index */
:root{--primary:#4f5dff;--primary-deep:#303ed4;--secondary:#8ee7ff;--bg:#070914;--card:rgba(16,22,44,.84);--card-solid:#12182e;--text:#f4f7ff;--muted:#a8b2cc;--line:rgba(176,190,235,.16);--radius:22px;--shadow:0 18px 50px rgba(0,0,0,.28);--space:clamp(72px,8vw,104px);--ok:#b6f27c;--warn:#ffd37a}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(1100px 480px at 85% -12%,rgba(79,93,255,.2),transparent 55%),var(--bg);color:var(--text);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
img{max-width:100%;display:block}
button,input,select{font-family:inherit}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid #b7c0ff;outline-offset:3px}
::selection{background:rgba(79,93,255,.45);color:#fff}
.container{max-width:1180px}
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(18px);background:rgba(7,9,20,.8);border-bottom:1px solid var(--line)}
.navbar{padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;color:#fff!important;font-weight:800}
.brand-mark{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:var(--primary);box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 8px 18px rgba(79,93,255,.35);flex:0 0 auto}
.brand-name{font-size:1rem;line-height:1.25}
.navbar-nav{gap:4px;align-items:center}
.navbar-nav .nav-link{color:#d7def6!important;border-radius:999px;padding:.5rem 1rem!important;font-weight:650;transition:.2s ease}
.navbar-nav .nav-link:hover,.navbar-nav .nav-link:focus,.navbar-nav .nav-link.active{color:#fff!important;background:rgba(79,93,255,.22)}
.navbar-toggler{border:1px solid var(--line);border-radius:12px}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler-icon{filter:invert(1)}
.btn-main,.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:.75rem 1.25rem;border-radius:999px;border:1px solid transparent;font-weight:700;line-height:1;transition:.2s ease}
.btn-main{background:var(--primary);color:#fff!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 10px 24px rgba(79,93,255,.28)}
.btn-main:hover,.btn-main:focus{background:var(--primary-deep);color:#fff!important;transform:translateY(-2px)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.03);color:#fff!important;border-color:rgba(255,255,255,.18)}
.btn-ghost:hover{border-color:rgba(255,255,255,.42);background:rgba(255,255,255,.06);color:#fff!important}
.nav-cta{margin-left:8px}
section[id]{scroll-margin-top:92px}
.block{padding:var(--space) 0}
.tone{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.012));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.block-head{max-width:760px;margin:0 0 28px;text-align:left}
.kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 12px;color:var(--secondary);font-size:.86rem;font-weight:700;letter-spacing:.08em}
h1,h2,h3,p{overflow-wrap:break-word}
h1{margin:0 0 16px;font-size:clamp(2.05rem,4.4vw,4.2rem);line-height:1.12;font-weight:900;letter-spacing:-.03em}
h2{margin:0 0 12px;font-size:clamp(1.5rem,2.4vw,2.25rem);line-height:1.25;font-weight:800;letter-spacing:-.02em}
h3{margin:0 0 8px;font-size:1.08rem;line-height:1.4;font-weight:750}
.lede{margin:0;color:var(--muted);font-size:1.02rem}
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;overflow:hidden;padding:48px 0 64px}
.hero-films{position:absolute;inset:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:12px;opacity:.48}
.film-track{display:flex;flex-direction:column;gap:12px;animation:rise 36s linear infinite}
.film-col:nth-child(even) .film-track{animation-duration:46s;animation-direction:reverse}
.vcard{position:relative;height:62vh;min-height:400px;border-radius:26px;overflow:hidden;border:1px solid rgba(255,255,255,.08)}
.vcard img{width:100%;height:100%;object-fit:cover}
.vcard span{position:absolute;left:14px;bottom:14px;padding:6px 10px;border-radius:999px;background:rgba(5,8,18,.72);font-size:.82rem;font-family:Outfit,"Noto Sans SC",sans-serif}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,9,20,.15),rgba(7,9,20,.28) 40%,rgba(7,9,20,.9)),linear-gradient(90deg,rgba(7,9,20,.72),rgba(7,9,20,.12) 62%,rgba(7,9,20,.4))}
.hero-copy{position:relative;z-index:2;max-width:840px;padding:28px;border-radius:30px;background:rgba(8,11,24,.58);border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow);backdrop-filter:blur(12px)}
.hero-lead{margin:0 0 22px;color:#dce3f8;max-width:740px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.hero-facts{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.hero-facts li{padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.06);color:#d5dcf3;font-size:.86rem}
.marquee{overflow:hidden;border-block:1px solid var(--line);background:#090d1c;margin-top:28px}
.marquee-track{display:flex;gap:28px;width:max-content;padding:16px 0;animation:slide 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{white-space:nowrap;font-weight:650;color:#d9e1ff}
.marquee-track i{color:var(--secondary);margin-right:8px}
.metric-layout,.split,.case-grid,.news-grid,.safe-grid,.join-grid,.plan-layout,.topic-banner{display:grid;gap:28px}
.metric-layout{grid-template-columns:.78fr 1.22fr;align-items:end}
.big-num{margin:0;font-family:Outfit,"Noto Sans SC",sans-serif;font-size:clamp(4rem,8vw,7rem);line-height:.88;font-weight:700;letter-spacing:-.05em}
.big-num small{display:block;margin-top:10px;font-family:"Noto Sans SC",sans-serif;font-size:1rem;letter-spacing:0;color:var(--muted);font-weight:500}
.metric-list{display:grid;gap:12px}
.metric-row{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:16px 18px;border-radius:var(--radius);background:var(--card);border:1px solid var(--line);transition:.2s ease}
.metric-row:hover{transform:translateY(-3px);border-color:rgba(142,231,255,.35)}
.metric-row i{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:rgba(79,93,255,.16);color:#cdd5ff}
.metric-row p,.sheet p,.plan p,.quote p,.scene p,.side-card p,.news-item p,.log-item p,.svc p{margin:0;color:var(--muted)}
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(270px,32%);gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:99px}
.sheet,.plan,.quote,.scene,.side-card,.partner,.news-item,.log-item,.svc,.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 28px rgba(0,0,0,.12)}
.sheet{scroll-snap-align:start;padding:18px;min-height:210px;transition:.2s ease}
.sheet:hover,.plan:hover,.svc:hover,.partner:hover{transform:translateY(-4px);border-color:rgba(79,93,255,.48)}
.tag,.badge{display:inline-flex;align-items:center;margin-bottom:12px;padding:4px 9px;border-radius:999px;background:rgba(142,231,255,.1);color:var(--secondary);font-size:.78rem;font-weight:700}
.plan-layout{grid-template-columns:.82fr 1.18fr}
.plan-grid,.svc-grid,.stats,.steps,.partners{display:grid;gap:14px}
.plan-grid{grid-template-columns:1fr 1fr}
.plan{padding:18px;transition:.2s ease}
.plan.is-hot{background:linear-gradient(180deg,rgba(79,93,255,.24),rgba(16,22,44,.92))}
.price{margin:6px 0 8px;font-family:Outfit,"Noto Sans SC",sans-serif;font-size:2.3rem;font-weight:700;letter-spacing:-.04em}
.price em{font-style:normal;font-size:1rem;color:var(--muted);margin-left:4px}
.guard{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.guard span{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:.92rem}
.case-grid{grid-template-columns:1.35fr .65fr}
.story{overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);background:#12182e}
.story img{width:100%;height:260px;object-fit:cover}
.story-body{padding:22px}
.story-steps{display:grid;gap:12px;margin-top:14px}
.story-steps div{padding-top:12px;border-top:1px solid var(--line)}
.story-steps strong{display:block}
.story-steps span{color:var(--muted)}
.side-stack{display:grid;gap:14px}
.side-card{padding:18px}
.side-card b{display:block;font-family:Outfit,sans-serif;font-size:1.8rem;margin-bottom:6px}
.news-grid{grid-template-columns:.86fr 1.14fr}
.feature-news{position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);min-height:100%}
.feature-news img{width:100%;height:100%;min-height:340px;object-fit:cover}
.feature-news div{position:absolute;left:0;right:0;bottom:0;padding:22px;background:linear-gradient(180deg,transparent,rgba(5,8,18,.92))}
.news-list{display:grid;gap:12px}
.news-item{padding:16px 18px;display:grid;grid-template-columns:88px 1fr;gap:12px}
.news-item time{color:var(--secondary);font-family:Outfit,sans-serif}
.more-link{justify-self:start}
.svc-grid{grid-template-columns:repeat(3,1fr)}
.svc{padding:20px;transition:.2s ease}
.svc i{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;margin-bottom:12px;background:rgba(79,93,255,.16);color:#d5dcff}
.node-list{list-style:none;margin:0;padding:0}
.node-list li{display:grid;grid-template-columns:72px 1fr auto;gap:16px;align-items:center;padding:18px 0;border-top:1px solid var(--line)}
.node-list li:last-child{border-bottom:1px solid var(--line)}
.node-list b{font-family:Outfit,sans-serif;font-size:1.45rem;color:rgba(255,255,255,.38)}
.node-list p{margin:0;color:var(--muted)}
.load{padding:6px 10px;border-radius:999px;background:rgba(182,242,124,.1);color:var(--ok);font-size:.85rem;white-space:nowrap}
.stats{grid-template-columns:repeat(4,1fr)}
.stat{padding:20px;background:#101735}
.stat strong{display:block;font-family:Outfit,sans-serif;font-size:clamp(1.8rem,3vw,2.6rem);line-height:1;margin-bottom:8px}
.stat span{color:var(--muted)}
.steps{grid-template-columns:repeat(3,1fr);list-style:none;margin:0;padding:0}
.steps li{padding:22px;border-radius:26px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.steps em{display:block;margin-bottom:14px;font-family:Outfit,sans-serif;font-style:normal;font-size:2rem;color:var(--secondary)}
.mosaic{display:grid;grid-template-columns:1.3fr 1fr 1fr;grid-template-rows:210px 210px;gap:14px}
.scene{padding:20px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}
.scene:first-child{grid-row:1/span 2;background:linear-gradient(180deg,rgba(7,9,20,.08),rgba(7,9,20,.78)),url("https://images.unsplash.com/photo-1542751371-adc38448a05e?auto=format&fit=crop&w=900&q=70") center/cover}
.scene:nth-child(2){background:#182033}.scene:nth-child(3){background:#12182b}.scene:nth-child(4){background:#1a2140}.scene:nth-child(5){background:#10182e}
.scene p{color:#e6ebf8}
.quotes{display:grid;grid-template-columns:1.15fr .85fr;gap:14px}
.quote{padding:20px}
.quote header{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px;font-size:.92rem}
.stars{color:var(--warn);letter-spacing:2px}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.compare article{padding:24px;border-radius:28px;min-height:220px}
.compare .plain{background:#10131f;border:1px solid var(--line)}
.compare .boost{background:#182252;border:1px solid rgba(142,231,255,.24)}
.compare p{color:#d7deef;margin:0}
.safe-grid{grid-template-columns:1.1fr .9fr}
.check-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.check-list i{color:var(--ok);margin-top:4px}
.timeline{list-style:none;margin:0;padding:0}
.log-item{padding:18px 18px 18px 22px;border-radius:0;border-left-width:3px;box-shadow:none}
.timeline .log-item+.log-item{border-top:0}
.timeline .log-item:first-child{border-radius:22px 22px 0 0}
.timeline .log-item:last-child{border-radius:0 0 22px 22px}
.log-item strong{font-family:Outfit,sans-serif;color:var(--secondary)}
.partners{grid-template-columns:repeat(3,1fr)}
.partner{padding:22px;min-height:124px;display:flex;flex-direction:column;justify-content:space-between;transition:.2s ease}
.partner span{color:var(--muted)}
.topic-banner{grid-template-columns:1.35fr .8fr;padding:22px;border-radius:30px;border:1px solid var(--line);background:linear-gradient(100deg,rgba(7,9,20,.25),rgba(7,9,20,.8)),url("https://images.unsplash.com/photo-1550751827-4bd374c3f58b?auto=format&fit=crop&w=1400&q=70") center/cover}
.topic-links{display:grid;gap:10px}
.topic-links a{display:flex;justify-content:space-between;gap:12px;padding:14px 16px;border-radius:16px;background:rgba(8,10,22,.74);border:1px solid rgba(255,255,255,.08)}
.topic-links a:hover{border-color:rgba(142,231,255,.45)}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-active-bg:transparent;--bs-accordion-active-color:#fff}
.accordion-item{background:transparent;border:0;margin-bottom:10px}
.accordion-button{border-radius:18px!important;background:#12182e;color:#fff;font-weight:700;border:1px solid var(--line);box-shadow:none}
.accordion-button:not(.collapsed){background:#182044;color:#fff}
.accordion-button::after{filter:invert(1)}
.accordion-body{color:var(--muted);padding:8px 6px 16px}
.promise{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.promise article{padding:16px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.promise i{color:var(--secondary);margin-bottom:8px}
.join-grid{grid-template-columns:1fr .9fr;align-items:center}
.join-panel{padding:22px;border-radius:28px;background:rgba(16,22,44,.92);border:1px solid var(--line);box-shadow:var(--shadow)}
.form-label{color:#e7ecff;font-weight:650}
.form-control,.form-select{min-height:52px;border-radius:14px;background:#0b1020;border:1px solid rgba(255,255,255,.12);color:#fff}
.form-control:focus,.form-select:focus{background:#0b1020;color:#fff;border-color:#8ea0ff;box-shadow:0 0 0 4px rgba(79,93,255,.2)}
.form-select option{color:#111}
.form-tip{min-height:1.5em;margin:10px 0 0;font-size:.92rem}
.form-tip.is-ok{color:var(--ok)}
.form-tip.is-error{color:#ffb4b4}
.fine{color:var(--muted);font-size:.86rem;margin-top:8px}
.site-footer{padding:48px 0 28px;border-top:1px solid var(--line);background:#080b16}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:24px}
.foot-links{display:grid;gap:8px;align-content:start}
.site-footer a{color:#d5dcf3}
.site-footer a:hover{color:#fff}
.legal{margin-top:26px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
@keyframes rise{from{transform:translateY(0)}to{transform:translateY(-50%)}}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}
@media (max-width:1024px){
.hero-films{grid-template-columns:repeat(3,1fr)}
.film-col:last-child{display:none}
.metric-layout,.plan-layout,.case-grid,.news-grid,.safe-grid,.join-grid,.topic-banner{grid-template-columns:1fr}
.mosaic{grid-template-columns:1fr 1fr;grid-template-rows:200px 200px 200px}
.scene:first-child{grid-row:auto;grid-column:1/span 2;min-height:230px}
.stats,.steps,.partners,.promise,.svc-grid{grid-template-columns:1fr 1fr}
.quotes{grid-template-columns:1fr}
.vcard{height:46vh;min-height:280px}
}
@media (max-width:768px){
.hero{min-height:auto;padding-top:24px}
.hero-films{grid-template-columns:1fr 1fr;opacity:.3}
.film-col:nth-child(n+3){display:none}
.hero-copy{padding:20px}
.node-list li,.news-item{grid-template-columns:1fr}
.compare,.plan-grid,.stats,.steps,.partners,.promise,.svc-grid,.footer-grid,.mosaic{grid-template-columns:1fr}
.scene:first-child{grid-column:auto}
.navbar-collapse{margin-top:12px;padding:12px;border-radius:18px;background:rgba(10,14,30,.98);border:1px solid var(--line)}
.nav-cta{width:100%;margin:8px 0 0}
.load{justify-self:start}
}
@media (max-width:520px){
body{font-size:15px}
.brand-name{font-size:.92rem;max-width:11em}
.rail{grid-auto-columns:86%}
.price{font-size:2rem}
.big-num{font-size:3.6rem}
.legal{flex-direction:column}
.hero-actions .btn-main,.hero-actions .btn-ghost,.join-panel .btn-main{width:100%}
}

/* roulang page: category1 */
:root{
--primary:#4f5dff;--primary-deep:#303ed4;--secondary:#8ee7ff;--bg:#070914;
--card:rgba(16,22,44,.84);--card-solid:#12182e;--text:#f4f7ff;--muted:#a8b2cc;
--line:rgba(176,190,235,.16);--radius:22px;--shadow:0 18px 50px rgba(0,0,0,.28);
--space:clamp(72px,8vw,104px);--ok:#b6f27c;--warn:#ffd37a;
}
html{scroll-behavior:smooth}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(1100px 480px at 85% -12%,rgba(79,93,255,.2),transparent 55%),var(--bg);color:var(--text);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid #b7c0ff;outline-offset:3px}
.container{max-width:1180px}
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(18px);background:rgba(7,9,20,.82);border-bottom:1px solid var(--line)}
.navbar{padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;color:#fff!important;font-weight:800}
.brand-mark{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:var(--primary);box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 8px 18px rgba(79,93,255,.35);flex:0 0 auto}
.brand-name{font-size:1rem;line-height:1.25}
.navbar-nav{gap:4px;align-items:center}
.navbar-nav .nav-link{color:#d7def6!important;border-radius:999px;padding:.5rem 1rem!important;font-weight:650;transition:.2s ease}
.navbar-nav .nav-link:hover,.navbar-nav .nav-link:focus,.navbar-nav .nav-link.active{color:#fff!important;background:rgba(79,93,255,.22)}
.navbar-toggler{border:1px solid var(--line);border-radius:12px}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler-icon{filter:invert(1)}
.btn-main,.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:.75rem 1.25rem;border-radius:999px;border:1px solid transparent;font-weight:700;line-height:1;transition:.2s ease}
.btn-main{background:var(--primary);color:#fff!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 10px 24px rgba(79,93,255,.28)}
.btn-main:hover,.btn-main:focus{background:var(--primary-deep);color:#fff!important;transform:translateY(-2px)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.03);color:#fff!important;border-color:rgba(255,255,255,.18)}
.btn-ghost:hover{border-color:rgba(255,255,255,.42);background:rgba(255,255,255,.06)}
.nav-cta{margin-left:8px}
section[id]{scroll-margin-top:92px}
.section{padding:var(--space) 0;border-top:1px solid rgba(176,190,235,.08)}
.section-head{max-width:720px;margin-bottom:34px}
.section-head .eyebrow,.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--secondary);font-size:.82rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}
.section-head h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.18;letter-spacing:-.04em;margin:0 0 16px}
.section-head p{margin:0;color:var(--muted);font-size:1.05rem}
.hero{position:relative;overflow:hidden;padding:92px 0 78px;background:radial-gradient(700px 360px at 84% 20%,rgba(79,93,255,.2),transparent 65%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
.hero h1{font-size:clamp(2.7rem,6vw,5.8rem);line-height:1.05;letter-spacing:-.07em;margin:0 0 22px;max-width:720px}
.hero-lead{color:#dce3f8;max-width:650px;font-size:1.1rem;margin:0 0 28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.hero-facts{display:flex;flex-wrap:wrap;gap:9px;margin:0;padding:0;list-style:none}
.hero-facts li{padding:6px 11px;border-radius:999px;background:rgba(255,255,255,.06);color:#d5dcf3;font-size:.86rem}
.hero-visual{position:relative;min-height:470px;border:1px solid var(--line);border-radius:30px;overflow:hidden;background:#111831;box-shadow:var(--shadow)}
.hero-visual img{width:100%;height:100%;min-height:470px;object-fit:cover;opacity:.62}
.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,13,30,.12),rgba(10,13,30,.92))}
.route-panel{position:absolute;z-index:2;left:24px;right:24px;bottom:24px;padding:20px;border-radius:20px;background:rgba(7,9,20,.78);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(14px)}
.route-panel-top{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:18px}
.route-panel-top strong{font-size:1.05rem}
.live{display:inline-flex;align-items:center;gap:7px;color:var(--ok);font-size:.82rem}
.live:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 5px rgba(182,242,124,.12)}
.route-line{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.route-step{position:relative;padding-top:20px;color:#cbd4ef;font-size:.78rem}
.route-step:before{content:"";position:absolute;left:0;right:0;top:5px;height:2px;background:rgba(142,231,255,.35)}
.route-step:first-child:before{left:50%}
.route-step:last-child:before{right:50%}
.route-step i{position:absolute;top:0;left:calc(50% - 6px);width:12px;height:12px;border-radius:50%;background:var(--secondary);box-shadow:0 0 0 5px rgba(142,231,255,.12)}
.route-step span{display:block;text-align:center}
.notice{padding:18px 0;background:rgba(79,93,255,.1);border-top:1px solid rgba(142,231,255,.14);border-bottom:1px solid rgba(142,231,255,.14)}
.notice-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.notice p{margin:0;color:#e6ebff}
.notice strong{color:var(--secondary)}
.panel,.line-card,.benefit,.plan,.news-item,.faq-item,.stat,.cta-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 28px rgba(0,0,0,.12)}
.intro-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:stretch}
.intro-panel{padding:30px}
.intro-panel h3{font-size:1.65rem;line-height:1.3;margin:0 0 15px}
.intro-panel p{color:var(--muted);margin:0}
.signal-list{display:grid;gap:12px}
.signal{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:14px;padding:17px 18px;border-bottom:1px solid var(--line)}
.signal:last-child{border-bottom:0}
.signal i{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:rgba(79,93,255,.16);color:#cdd5ff}
.signal b{display:block}
.signal small{color:var(--muted)}
.signal strong{font-family:Outfit,sans-serif;color:var(--secondary);font-size:1.3rem}
.lines-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:28px}
.line-card{padding:26px}
.line-card h3{margin:0 0 6px;font-size:1.4rem}
.line-card>p{color:var(--muted);margin:0 0 20px}
.node-list{list-style:none;margin:0;padding:0}
.node-list li{display:grid;grid-template-columns:76px 1fr auto;gap:15px;align-items:center;padding:18px 0;border-top:1px solid var(--line)}
.node-list li:last-child{border-bottom:1px solid var(--line)}
.node-list b{font-family:Outfit,sans-serif;font-size:1.35rem;color:rgba(255,255,255,.38)}
.node-list p{margin:0;color:var(--muted)}
.status{color:var(--ok);font-size:.82rem;white-space:nowrap}
.side-stack{display:grid;gap:16px}
.side-note{padding:22px}
.side-note i{color:var(--secondary);font-size:1.3rem;margin-bottom:14px}
.side-note h4{margin:0 0 8px}
.side-note p{margin:0;color:var(--muted);font-size:.92rem}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.benefit{padding:25px;transition:.22s ease}
.benefit:hover,.plan:hover,.news-item:hover{transform:translateY(-4px);border-color:rgba(142,231,255,.34);box-shadow:0 18px 38px rgba(0,0,0,.2)}
.benefit-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:rgba(79,93,255,.16);color:var(--secondary);font-size:1.15rem;margin-bottom:18px}
.benefit h3{font-size:1.15rem;margin:0 0 9px}
.benefit p{color:var(--muted);margin:0;font-size:.94rem}
.plan-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:start}
.plan-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.plan{padding:23px;transition:.22s ease}
.plan.featured{border-color:rgba(142,231,255,.45);background:linear-gradient(145deg,rgba(79,93,255,.22),rgba(16,22,44,.88))}
.plan h3{margin:0 0 6px}
.plan .price{font-family:Outfit,sans-serif;font-size:2.2rem;line-height:1;color:#fff;margin:16px 0}
.plan .price small{font-family:"Noto Sans SC",sans-serif;font-size:.85rem;color:var(--muted)}
.plan p{color:var(--muted);font-size:.9rem;margin:0}
.plan-note{padding:28px;background:rgba(142,231,255,.07);border:1px solid rgba(142,231,255,.17);border-radius:var(--radius)}
.plan-note h3{margin:0 0 12px}
.plan-note p{color:var(--muted);margin:0 0 18px}
.plan-note ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.plan-note li{display:flex;gap:9px;color:#dbe3fb}
.plan-note li i{color:var(--ok);margin-top:5px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}
.stat{padding:23px}
.stat strong{display:block;font-family:Outfit,sans-serif;font-size:2.25rem;color:#fff;line-height:1.1;margin-bottom:7px}
.stat span{color:var(--muted);font-size:.9rem}
.updates-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px}
.update-feature{padding:30px;background:linear-gradient(145deg,rgba(79,93,255,.2),rgba(16,22,44,.82));border:1px solid var(--line);border-radius:var(--radius)}
.update-feature .tag,.tag{display:inline-flex;padding:4px 9px;border-radius:999px;background:rgba(142,231,255,.1);color:var(--secondary);font-size:.78rem;font-weight:700;margin-bottom:13px}
.update-feature h3{font-size:1.7rem;line-height:1.3;margin:0 0 12px}
.update-feature p{color:var(--muted);margin:0}
.news-list{display:grid;gap:12px}
.news-item{padding:17px 19px;display:grid;grid-template-columns:92px 1fr;gap:15px;transition:.22s ease}
.news-item time{color:var(--secondary);font-family:Outfit,sans-serif;font-size:.9rem}
.news-item h4{font-size:1rem;margin:0 0 4px}
.news-item p{color:var(--muted);font-size:.9rem;margin:0}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.faq-item{padding:22px 24px}
.faq-item h3{font-size:1.03rem;margin:0 0 9px}
.faq-item p{color:var(--muted);font-size:.92rem;margin:0}
.cta-section{padding:0 0 var(--space)}
.cta-box{position:relative;overflow:hidden;padding:42px;background:linear-gradient(110deg,rgba(79,93,255,.24),rgba(16,22,44,.9));display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta-box:after{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(142,231,255,.16);border-radius:50%;right:-75px;top:-95px}
.cta-box h2{position:relative;z-index:1;margin:0 0 8px;font-size:clamp(1.8rem,3vw,2.7rem)}
.cta-box p{position:relative;z-index:1;color:#c3ccea;margin:0}
.cta-box .btn-main{position:relative;z-index:2;white-space:nowrap}
.site-footer{padding:55px 0 24px;border-top:1px solid var(--line);background:rgba(4,6,15,.72)}
.footer-grid{display:grid;grid-template-columns:1.35fr .65fr .65fr;gap:38px;padding-bottom:38px}
.fine{color:var(--muted);font-size:.88rem;line-height:1.9;margin:18px 0 0}
.foot-links{display:grid;align-content:start;gap:11px}
.foot-links a{color:#c6cee6;font-size:.92rem;transition:.2s ease}
.foot-links a:hover{color:var(--secondary);transform:translateX(3px)}
.legal{display:flex;justify-content:space-between;gap:15px;padding-top:20px;border-top:1px solid var(--line);color:#7f8aa9;font-size:.8rem}
@media(max-width:991px){
.hero-grid,.intro-grid,.lines-layout,.plan-layout,.updates-grid{grid-template-columns:1fr}
.hero{padding-top:70px}
.hero-visual{min-height:390px}
.hero-visual img{min-height:390px}
.benefit-grid{grid-template-columns:repeat(2,1fr)}
.stats{grid-template-columns:repeat(2,1fr)}
.nav-cta{margin:8px 0 0}
}
@media(max-width:767px){
.navbar{padding:11px 0}
.brand-name{font-size:.92rem}
.hero h1{font-size:clamp(2.55rem,13vw,4rem)}
.hero-lead{font-size:1rem}
.hero-visual{min-height:350px}
.hero-visual img{min-height:350px}
.route-panel{left:14px;right:14px;bottom:14px;padding:16px}
.notice-inner{align-items:flex-start;flex-direction:column;gap:12px}
.benefit-grid,.plan-grid,.faq-grid{grid-template-columns:1fr}
.stats{grid-template-columns:1fr 1fr}
.node-list li{grid-template-columns:58px 1fr}
.status{grid-column:2}
.cta-box{align-items:flex-start;flex-direction:column;padding:30px 24px}
.footer-grid{grid-template-columns:1fr 1fr}
.footer-grid>div:first-child{grid-column:1/-1}
.legal{align-items:flex-start;flex-direction:column}
}
@media(max-width:520px){
.container{padding-left:20px;padding-right:20px}
.hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
.hero-facts li{font-size:.78rem}
.stats{grid-template-columns:1fr}
.signal{grid-template-columns:42px 1fr}
.signal strong{grid-column:2}
.footer-grid{grid-template-columns:1fr}
.footer-grid>div:first-child{grid-column:auto}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}