/* roulang page: index */
:root{
  --ink:#171a17;
  --ink-2:#2d332d;
  --paper:#f6f4ee;
  --white:#fffef9;
  --sand:#e9e5da;
  --line:#d7d6cf;
  --muted:#687068;
  --lime:#c8f23a;
  --orange:#ff7138;
  --dark:#111512;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 18px 45px rgba(24,29,24,.09);
  --container:1260px;
  --ease:all .28s cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;object-fit:cover}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.section{padding:108px 0;position:relative}
.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 18px;color:#4d564b;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.eyebrow:before{content:"";width:30px;height:2px;background:var(--lime)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,360px);gap:50px;align-items:end;margin-bottom:46px}
.section-head h2,.split-title h2{margin:0;font-size:clamp(30px,4vw,57px);line-height:1.13;letter-spacing:-.065em}
.section-head p,.split-title p{margin:0;color:var(--muted);font-size:15px}
.kicker{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:30px;padding:6px 11px;color:#4d564b;background:rgba(255,255,255,.5);font-size:12px;font-weight:700}
.btn{min-height:48px;padding:0 20px;display:inline-flex;justify-content:center;align-items:center;gap:10px;border:1px solid transparent;border-radius:5px;font-weight:800;transition:var(--ease);white-space:nowrap}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:#d5ff47;transform:translateY(-2px);box-shadow:0 11px 25px rgba(186,224,40,.28)}
.btn-outline{border-color:rgba(255,255,255,.55);color:var(--white);background:rgba(16,21,17,.18)}
.btn-outline:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:#354035;transform:translateY(-2px)}
.site-header{position:fixed;z-index:100;top:0;left:0;width:100%;color:var(--white);transition:var(--ease)}
.site-header.scrolled{background:rgba(246,244,238,.96);backdrop-filter:blur(14px);color:var(--ink);border-bottom:1px solid var(--line)}
.topbar{height:40px;border-bottom:1px solid rgba(255,255,255,.18);font-size:12px}
.scrolled .topbar{border-color:var(--line)}
.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between}
.topbar-note{display:flex;align-items:center;gap:10px;opacity:.88}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(200,242,58,.15)}
.top-contact{font-weight:700}
.nav-row{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:11px;min-width:max-content;font-size:19px;font-weight:900;letter-spacing:-.06em}
.logo-mark{width:29px;height:29px;position:relative;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--lime)}
.logo-mark:before{width:2px;height:19px}
.logo-mark:after{width:19px;height:2px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:3px}
.nav-links a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:700;opacity:.9;transition:var(--ease)}
.nav-links a:after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active{opacity:1}
.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
.nav-cta{min-height:42px;padding:0 15px;font-size:13px}
.menu-toggle{display:none;width:46px;height:46px;border:1px solid currentColor;border-radius:5px;background:transparent;color:inherit}
.menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;margin:4px auto;background:currentColor;transition:var(--ease)}
.menu-toggle.active span{opacity:0}
.menu-toggle.active:before{transform:translateY(6px) rotate(45deg)}
.menu-toggle.active:after{transform:translateY(-6px) rotate(-45deg)}
.hero{min-height:810px;padding:160px 0 76px;color:var(--white);display:flex;align-items:flex-end;isolation:isolate;background:#131713;position:relative}
.hero-bg{position:absolute;inset:0;z-index:-2;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;transition:opacity .55s ease}
.hero-bg.next{background-image:url('/assets/images/backpic/back-2.webp');opacity:0}
.hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(12,16,12,.93) 0%,rgba(12,16,12,.64) 46%,rgba(12,16,12,.25) 100%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:end;width:100%}
.hero-copy{max-width:720px}
.hero-copy .eyebrow{color:#dce6d4}
.hero-copy h1{margin:0;max-width:730px;font-size:clamp(43px,6vw,82px);line-height:1.03;letter-spacing:-.085em}
.hero-copy h1 em{display:block;color:var(--lime);font-style:normal}
.hero-copy p{max-width:680px;margin:25px 0 31px;color:#e6e8e1;font-size:16px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-compare{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.3);border:1px solid rgba(255,255,255,.25);margin-left:auto;max-width:460px}
.compare-panel{min-height:244px;padding:23px;background:rgba(17,21,18,.84);backdrop-filter:blur(8px)}
.compare-panel.after{background:rgba(200,242,58,.95);color:var(--ink)}
.compare-label{font-size:11px;font-weight:900;letter-spacing:.16em}
.compare-panel h3{margin:35px 0 10px;font-size:25px;line-height:1.2;letter-spacing:-.05em}
.compare-panel p{margin:0;font-size:13px;line-height:1.7;opacity:.83}
.compare-index{margin-top:20px;font-size:12px;font-weight:800}
.hero-bottom{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-top:65px;border-top:1px solid rgba(255,255,255,.28);padding-top:18px}
.hero-pager{display:flex;gap:7px}
.hero-pager button{width:42px;height:4px;border:0;padding:0;background:rgba(255,255,255,.35)}
.hero-pager button.active{background:var(--lime)}
.hero-meta{font-size:12px;letter-spacing:.08em;color:#d5dbd1}
.intro{background:var(--white)}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}
.intro-copy h2{font-size:clamp(33px,4vw,56px);line-height:1.14;letter-spacing:-.065em;margin:0 0 25px}
.intro-copy p{color:var(--muted);margin:0 0 26px;max-width:590px}
.tag-row{display:flex;flex-wrap:wrap;gap:9px}
.data-tag{padding:8px 11px;border:1px solid var(--line);font-size:12px;font-weight:800;background:var(--paper)}
.intro-image{position:relative;padding:0 0 28px 38px}
.intro-image img{height:450px;width:100%;border-radius:0 14px 0 14px}
.intro-image:before{content:"赛事协同 / 01";position:absolute;left:0;bottom:0;width:184px;padding:14px;background:var(--lime);font-size:12px;font-weight:900;letter-spacing:.08em}
.kpi-section{padding:64px 0;background:var(--ink);color:var(--white);overflow:hidden}
.kpi-line{display:grid;grid-template-columns:1.2fr repeat(4,1fr);gap:0}
.kpi-title{padding:20px 36px 20px 0;border-right:1px solid rgba(255,255,255,.17)}
.kpi-title h2{font-size:29px;line-height:1.22;letter-spacing:-.06em;margin:0}
.kpi-item{padding:18px 22px;border-right:1px solid rgba(255,255,255,.17)}
.kpi-number{display:block;color:var(--lime);font-size:clamp(32px,4vw,51px);font-weight:900;line-height:1;letter-spacing:-.06em}
.kpi-label{display:block;margin-top:10px;color:#c9cec8;font-size:12px;font-weight:700}
.service-layout{display:grid;grid-template-columns:1.02fr .98fr;gap:26px}
.service-lead{padding:38px;background:var(--ink);color:var(--white);min-height:435px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.service-lead:after{content:"";position:absolute;width:250px;height:250px;border:1px solid rgba(200,242,58,.5);border-radius:50%;right:-100px;bottom:-105px}
.service-lead h3{max-width:440px;font-size:40px;line-height:1.13;letter-spacing:-.065em;margin:0}
.service-lead p{max-width:430px;color:#c5cbc2;font-size:14px;margin:15px 0 0}
.service-number{font-size:13px;letter-spacing:.16em;color:var(--lime);font-weight:900}
.service-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.service-card{padding:24px;border:1px solid var(--line);background:var(--white);min-height:210px;transition:var(--ease)}
.service-card:nth-child(2){transform:translateY(25px)}
.service-card:nth-child(3){transform:translateY(-8px)}
.service-card:hover{border-color:var(--ink);transform:translateY(-5px);box-shadow:var(--shadow)}
.service-card:nth-child(2):hover{transform:translateY(20px)}
.service-card:nth-child(3):hover{transform:translateY(-13px)}
.service-card b{display:block;font-size:12px;color:#75931b;letter-spacing:.1em}
.service-card h3{font-size:20px;margin:38px 0 9px;line-height:1.25;letter-spacing:-.04em}
.service-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.compare-section{background:#eeece4}
.results-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:54px;align-items:start}
.results-copy{position:sticky;top:145px}
.results-copy h2{font-size:clamp(34px,4vw,54px);line-height:1.13;letter-spacing:-.07em;margin:0 0 20px}
.results-copy p{color:var(--muted);margin:0}
.result-list{border-top:1px solid var(--ink)}
.result-item{display:grid;grid-template-columns:160px 1fr 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);align-items:center}
.result-item h3{font-size:15px;margin:0}
.result-before,.result-after{font-size:13px;padding:10px 12px}
.result-before{background:#dad8d0;color:#5d615c}
.result-after{background:var(--lime);font-weight:800}
.milestone-track{position:relative;padding-left:calc(50% - 1px)}
.milestone-track:before{content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:var(--line)}
.milestone{width:50%;position:relative;padding:0 50px 56px 0;text-align:right}
.milestone:nth-child(even){margin-left:50%;padding:0 0 56px 50px;text-align:left}
.milestone:after{content:"";position:absolute;width:13px;height:13px;border:3px solid var(--paper);border-radius:50%;background:var(--lime);right:-7px;top:7px}
.milestone:nth-child(even):after{left:-7px}
.milestone-step{font-size:12px;font-weight:900;letter-spacing:.12em;color:#739019}
.milestone h3{margin:8px 0;font-size:24px;line-height:1.25;letter-spacing:-.05em}
.milestone p{margin:0;color:var(--muted);font-size:13px}
.scene-section{padding-top:35px}
.scene-strip{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:12px}
.scene-card{min-height:300px;padding:25px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;color:var(--white);overflow:hidden;background:#2b302a}
.scene-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,14,11,.85),rgba(11,14,11,.08))}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;transition:transform .5s ease}
.scene-card:hover img{transform:scale(1.06)}
.scene-card>*:not(img){position:relative;z-index:1}
.scene-card span{font-size:11px;color:var(--lime);font-weight:900;letter-spacing:.12em}
.scene-card h3{margin:8px 0 0;font-size:21px;line-height:1.2}
.case-section{background:var(--dark);color:var(--white);overflow:hidden}
.case-section .section-head p{color:#aab2a9}
.case-section .eyebrow{color:#cfddca}
.case-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}
.case-main{position:relative;min-height:485px;padding:35px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}
.case-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,11,8,.9),rgba(8,11,8,.08))}
.case-main img{position:absolute;inset:0;width:100%;height:100%}
.case-main > div{position:relative;z-index:1}
.case-main h3{max-width:620px;font-size:37px;line-height:1.16;letter-spacing:-.06em;margin:12px 0}
.case-main p{max-width:610px;margin:0;color:#d1d8d0;font-size:14px}
.case-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.case-meta span{padding:6px 10px;border:1px solid rgba(255,255,255,.35);font-size:11px;font-weight:700}
.case-side{display:grid;gap:18px}
.case-small{padding:27px;background:#202720;min-height:230px;border:1px solid rgba(255,255,255,.12)}
.case-small h3{font-size:24px;line-height:1.22;letter-spacing:-.05em;margin:24px 0 9px}
.case-small p{margin:0;color:#b7c0b6;font-size:13px}
.news-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:42px}
.news-list{border-top:1px solid var(--ink)}
.news-item{display:grid;grid-template-columns:110px 1fr 30px;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.news-item:hover{padding-left:10px;background:rgba(255,255,255,.45)}
.news-date{font-size:12px;font-weight:800;color:#70776f}
.news-item h3{margin:0;font-size:19px;line-height:1.35;letter-spacing:-.035em}
.news-item p{grid-column:2;margin:5px 0 0;font-size:13px;color:var(--muted)}
.news-arrow{font-size:25px;font-weight:300}
.news-feature{background:var(--ink);color:var(--white);padding:28px;display:flex;flex-direction:column;justify-content:space-between;min-height:330px}
.news-feature img{width:100%;height:150px;margin-bottom:22px}
.news-feature h3{margin:0 0 13px;font-size:25px;line-height:1.25;letter-spacing:-.05em}
.news-feature p{margin:0;color:#c2cbc0;font-size:13px}
.network-section{padding:76px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.network-title{text-align:center;max-width:760px;margin:0 auto 38px}
.network-title h2{font-size:clamp(27px,3.5vw,45px);line-height:1.2;letter-spacing:-.06em;margin:0}
.network-title p{color:var(--muted);font-size:14px;margin:15px 0 0}
.network-roles{display:grid;grid-template-columns:repeat(6,1fr);border:1px solid var(--line)}
.network-role{padding:22px 12px;text-align:center;border-right:1px solid var(--line);transition:var(--ease)}
.network-role:last-child{border-right:none}
.network-role:hover{background:var(--lime)}
.role-icon{width:29px;height:29px;border:1px solid currentColor;border-radius:50%;margin:0 auto 10px;display:grid;place-items:center;font-size:12px;font-weight:900}
.network-role span{font-size:13px;font-weight:800}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px}
.faq-copy h2{font-size:clamp(34px,4vw,54px);line-height:1.13;letter-spacing:-.07em;margin:0 0 17px}
.faq-copy p{margin:0;color:var(--muted)}
.faq-list{border-top:1px solid var(--ink)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;padding:19px 0;border:0;background:none;color:var(--ink);display:flex;justify-content:space-between;gap:20px;align-items:center;text-align:left;font-weight:800;font-size:16px}
.faq-question i{font-style:normal;font-size:25px;font-weight:300;transition:var(--ease)}
.faq-question[aria-expanded="true"] i{transform:rotate(45deg);color:#739019}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-answer p{margin:0;padding:0 35px 20px 0;color:var(--muted);font-size:14px}
.faq-answer.open{max-height:180px}
.assurance{padding:25px 0;background:var(--lime)}
.assurance-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.assurance-item{display:flex;gap:12px;align-items:flex-start;padding-right:12px;border-right:1px solid rgba(23,26,23,.28)}
.assurance-item:last-child{border-right:0}
.assurance-num{font-size:14px;font-weight:900}
.assurance-item h3{margin:0;font-size:14px;line-height:1.3}
.assurance-item p{margin:3px 0 0;font-size:12px;line-height:1.5;color:#3e4939}
.contact-section{background:var(--white)}
.contact-panel{display:grid;grid-template-columns:.88fr 1.12fr;gap:60px;padding:58px;background:var(--ink);color:var(--white)}
.contact-copy h2{font-size:clamp(33px,4.2vw,57px);line-height:1.12;letter-spacing:-.07em;margin:0 0 20px}
.contact-copy p{color:#c9d1c7;max-width:430px;font-size:14px}
.contact-detail{margin-top:35px;border-top:1px solid rgba(255,255,255,.2)}
.contact-detail div{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:13px}
.contact-detail strong{display:inline-block;width:76px;color:var(--lime)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:12px;color:#d3dbd0;font-weight:700}
.field input,.field select,.field textarea{width:100%;border:1px solid rgba(255,255,255,.25);border-radius:3px;background:#252c25;color:var(--white);padding:12px 13px;min-height:46px;transition:var(--ease)}
.field textarea{min-height:106px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#93a093}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--lime);background:#2a332a;outline:none}
.form-submit{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:18px}
.form-note{margin:0;color:#aeb8ac;font-size:12px;line-height:1.55}
.form-message{display:none;margin-top:12px;padding:10px 12px;background:rgba(200,242,58,.12);border-left:3px solid var(--lime);color:#e3f1c5;font-size:13px}
.form-message.show{display:block}
.compliance{padding:28px 0;background:#e9e6dc;border-top:1px solid var(--line)}
.compliance-grid{display:grid;grid-template-columns:1.1fr repeat(3,1fr);gap:20px}
.compliance-item{font-size:12px;color:#60685f}
.compliance-item strong{display:block;color:var(--ink);font-size:13px;margin-bottom:4px}
.site-footer{background:#121612;color:#d4dbd1;padding:58px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1fr;gap:38px;padding-bottom:45px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-brand p{color:#9ca69b;font-size:13px;max-width:300px;margin:16px 0 0}
.footer-col h3{margin:0 0 14px;color:var(--white);font-size:14px}
.footer-col a,.footer-col span{display:block;padding:4px 0;color:#aeb7ad;font-size:13px;transition:var(--ease)}
.footer-col a:hover{color:var(--lime);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#869084;font-size:12px}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}
.reveal.visible{opacity:1;transform:none}
@media (max-width:1024px){
  .nav-links{gap:0}.nav-links a{padding:0 8px;font-size:13px}
  .hero{min-height:760px}.hero-grid{gap:30px}
  .section{padding:82px 0}.kpi-line{grid-template-columns:1fr 1fr 1fr}.kpi-title{grid-column:1/-1;border-right:0;border-bottom:1px solid rgba(255,255,255,.17)}
  .scene-strip{grid-template-columns:repeat(2,1fr)}.scene-card:first-child{grid-column:span 2}
  .network-roles{grid-template-columns:repeat(3,1fr)}.network-role:nth-child(3){border-right:0}.network-role:nth-child(-n+3){border-bottom:1px solid var(--line)}
  .assurance-grid{grid-template-columns:repeat(3,1fr)}.assurance-item:nth-child(3){border-right:0}
}
@media (max-width:768px){
  html{scroll-padding-top:80px}.container{width:min(calc(100% - 32px),var(--container))}
  .topbar{display:none}.nav-row{height:72px}.site-header{background:rgba(18,22,18,.92);backdrop-filter:blur(12px)}.site-header.scrolled{background:rgba(246,244,238,.97)}
  .menu-toggle{display:block}.nav-cta{display:none}
  .nav-links{display:none;position:absolute;top:72px;left:0;width:100%;padding:12px 16px 22px;background:var(--ink);border-top:1px solid rgba(255,255,255,.13);flex-direction:column;align-items:stretch}
  .scrolled .nav-links{background:var(--paper);border-color:var(--line)}
  .nav-links.open{display:flex}.nav-links a{padding:0 8px;font-size:15px}.nav-links a:after{left:8px;right:auto;width:36px}
  .hero{min-height:auto;padding:138px 0 42px}.hero-grid{grid-template-columns:1fr;gap:35px}.hero-copy h1{font-size:clamp(41px,12vw,63px)}.hero-copy p{font-size:14px}
  .hero-compare{margin:0;max-width:none}.compare-panel{min-height:180px}.compare-panel h3{margin-top:24px;font-size:21px}.hero-bottom{margin-top:38px}
  .section-head,.intro-grid,.service-layout,.results-wrap,.news-layout,.faq-layout,.contact-panel{grid-template-columns:1fr;gap:28px}.section-head{margin-bottom:32px}.results-copy{position:static}
  .intro-image{padding:0 0 22px 20px}.intro-image img{height:330px}.service-list{gap:10px}.service-card{min-height:180px}.service-card:nth-child(2){transform:none}.service-card:nth-child(3){transform:none}.service-card:nth-child(2):hover,.service-card:nth-child(3):hover{transform:translateY(-5px)}
  .result-item{grid-template-columns:1fr 1fr}.result-item h3{grid-column:1/-1}.milestone-track{padding-left:24px}.milestone-track:before{left:5px}.milestone,.milestone:nth-child(even){width:auto;margin:0;padding:0 0 40px 32px;text-align:left}.milestone:after,.milestone:nth-child(even):after{left:-1px;right:auto}
  .case-grid{grid-template-columns:1fr}.case-main{min-height:390px}.network-roles{grid-template-columns:repeat(2,1fr)}.network-role:nth-child(3){border-right:1px solid var(--line)}.network-role:nth-child(even){border-right:0}.network-role:nth-child(-n+4){border-bottom:1px solid var(--line)}
  .assurance-grid{grid-template-columns:1fr 1fr}.assurance-item{border-right:0}.contact-panel{padding:35px 24px}.compliance-grid,.footer-grid{grid-template-columns:1fr 1fr}.footer-grid{gap:28px}.footer-brand{grid-column:1/-1}
}
@media (max-width:520px){
  .section{padding:63px 0}.section-head h2,.split-title h2{font-size:31px}.hero-actions,.form-submit{align-items:stretch;flex-direction:column}.btn{width:100%}.hero-compare{grid-template-columns:1fr}.compare-panel{min-height:145px}.compare-panel h3{margin:15px 0 6px}
  .kpi-line{grid-template-columns:1fr 1fr}.kpi-title{grid-column:1/-1;padding-bottom:18px}.kpi-item:nth-child(3){border-right:0}.service-list,.scene-strip,.form-grid{grid-template-columns:1fr}.scene-card:first-child{grid-column:auto;min-height:240px}.service-lead{min-height:310px;padding:28px}.service-lead h3{font-size:31px}.service-card{min-height:150px;padding:20px}.service-card h3{margin-top:20px}
  .case-main{padding:25px;min-height:360px}.case-main h3{font-size:29px}.news-item{grid-template-columns:75px 1fr 20px;gap:10px}.news-item h3{font-size:16px}.news-item p{grid-column:1/-1}.assurance-grid,.compliance-grid,.footer-grid{grid-template-columns:1fr}.assurance-item{padding-bottom:12px;border-bottom:1px solid rgba(23,26,23,.25)}.assurance-item:last-child{border-bottom:0}.footer-bottom{flex-direction:column}.contact-panel{padding:30px 20px}.field.full{grid-column:auto}
}

/* roulang page: category1 */
:root{
 --ink:#171a17;--ink-2:#2d332d;--paper:#f6f4ee;--white:#fffef9;--sand:#e9e5da;
 --line:#d7d6cf;--muted:#687068;--lime:#c8f23a;--orange:#ff7138;--dark:#111512;
 --radius:14px;--radius-sm:8px;--shadow:0 18px 45px rgba(24,29,24,.09);
 --container:1260px;--ease:all .28s cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:126px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none} img{display:block;max-width:100%;object-fit:cover}
button,input,textarea,select{font:inherit} button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.section{position:relative;padding:104px 0}
.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 16px;color:#4d564b;font-size:12px;font-weight:900;letter-spacing:.14em}
.eyebrow:before{content:"";width:29px;height:2px;background:var(--lime)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(250px,390px);gap:48px;align-items:end;margin-bottom:44px}
.section-head h2{margin:0;font-size:clamp(30px,4vw,55px);line-height:1.12;letter-spacing:-.07em}
.section-head p{margin:0;color:var(--muted);font-size:15px}
.btn{min-height:48px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:5px;font-weight:800;transition:var(--ease);white-space:nowrap}
.btn-primary{background:var(--lime);color:var(--ink)}.btn-primary:hover{background:#d8ff4a;transform:translateY(-2px);box-shadow:0 10px 23px rgba(190,227,45,.29)}
.btn-dark{background:var(--ink);color:var(--white)}.btn-dark:hover{background:#364035;transform:translateY(-2px)}
.btn-line{border-color:var(--line);background:transparent}.btn-line:hover{border-color:var(--ink);background:var(--white)}
.site-header{position:fixed;z-index:100;top:0;left:0;width:100%;color:var(--white);transition:var(--ease)}
.site-header.scrolled{background:rgba(246,244,238,.97);backdrop-filter:blur(14px);color:var(--ink);border-bottom:1px solid var(--line)}
.topbar{height:40px;border-bottom:1px solid rgba(255,255,255,.18);font-size:12px}.scrolled .topbar{border-color:var(--line)}
.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.topbar-note{display:flex;align-items:center;gap:10px;opacity:.88}
.nav-row{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:inline-flex;align-items:center;gap:11px;min-width:max-content;font-size:19px;font-weight:900;letter-spacing:-.06em}
.logo-mark{width:29px;height:29px;position:relative;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--lime)}.logo-mark:before{width:2px;height:19px}.logo-mark:after{width:19px;height:2px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:3px}.nav-links a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:700;opacity:.9;transition:var(--ease)}
.nav-links a:after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active{opacity:1}.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
.nav-cta{min-height:42px;padding:0 15px;font-size:13px}.menu-toggle{display:none;width:46px;height:46px;border:1px solid currentColor;border-radius:5px;background:transparent;color:inherit}
.menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;margin:4px auto;background:currentColor;transition:var(--ease)}
.menu-toggle.active span{opacity:0}.menu-toggle.active:before{transform:translateY(6px) rotate(45deg)}.menu-toggle.active:after{transform:translateY(-6px) rotate(-45deg)}
.category-hero{min-height:535px;padding:174px 0 72px;color:var(--white);position:relative;isolation:isolate;display:flex;align-items:flex-end;background:#171b17}
.category-hero:before{content:"";position:absolute;inset:0;z-index:-2;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat}
.category-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(12,16,12,.92),rgba(12,16,12,.62) 53%,rgba(12,16,12,.38))}
.category-hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(280px,.65fr);gap:48px;align-items:end;width:100%}
.breadcrumb{display:flex;gap:9px;color:#d8ddd4;font-size:13px;margin-bottom:22px}.breadcrumb span{opacity:.7}
.category-hero h1{margin:0;font-size:clamp(40px,5.5vw,76px);line-height:1.04;letter-spacing:-.085em}.category-hero h1 strong{display:block;color:var(--lime)}
.category-hero p{max-width:650px;margin:24px 0 0;color:#e7eae3;font-size:16px}
.hero-panel{padding:23px 25px;border:1px solid rgba(255,255,255,.28);background:rgba(12,16,12,.52);backdrop-filter:blur(5px)}
.hero-panel small{display:block;color:#d8ddd4;font-weight:800;letter-spacing:.12em}.hero-panel b{display:block;margin:8px 0 11px;font-size:34px;line-height:1;letter-spacing:-.06em;color:var(--lime)}.hero-panel p{margin:0;font-size:13px;line-height:1.65}
.guide{padding:30px 0;border-bottom:1px solid var(--line);background:var(--white)}.guide-grid{display:grid;grid-template-columns:1.15fr 1.5fr;gap:35px;align-items:center}.guide-title{font-size:18px;font-weight:900;letter-spacing:-.04em}.tag-row{display:flex;flex-wrap:wrap;gap:9px}.tag{padding:7px 11px;border:1px solid var(--line);background:var(--paper);font-size:12px;font-weight:800}.tag.accent{border-color:#b6da31;background:#effabe}
.planning-list{border-top:1px solid var(--ink)}
.planning-item{display:grid;grid-template-columns:92px minmax(0,1fr) 220px;gap:26px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.planning-item:hover{padding-left:13px;background:rgba(255,254,249,.6)}.planning-num{font-weight:900;color:var(--orange);font-size:13px;letter-spacing:.08em}.planning-item h3{margin:0 0 7px;font-size:22px;letter-spacing:-.05em}.planning-item p{margin:0;color:var(--muted);font-size:14px}.planning-meta{display:flex;justify-content:flex-end;gap:7px;flex-wrap:wrap}.planning-meta span{padding:5px 8px;border:1px solid var(--line);font-size:11px;font-weight:800;color:#4d554d}
.method{background:var(--ink);color:var(--white);overflow:hidden}.method .eyebrow{color:#dce6d4}.method .section-head p{color:#c5ccc2}.method .section-head h2{color:var(--white)}
.track{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid rgba(255,255,255,.25)}.track:before{content:"";position:absolute;left:0;top:-2px;width:20%;height:3px;background:var(--lime)}
.step{min-height:220px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.18)}.step:first-child{border-left:1px solid rgba(255,255,255,.18)}.step-no{display:block;margin-bottom:38px;color:var(--lime);font-size:12px;font-weight:900;letter-spacing:.12em}.step h3{margin:0 0 10px;font-size:18px;letter-spacing:-.04em}.step p{margin:0;color:#c1c8be;font-size:13px;line-height:1.7}
.scene-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:38px;align-items:stretch}.scene-image{min-height:470px;position:relative;overflow:hidden;background:var(--ink)}.scene-image img{width:100%;height:100%;position:absolute;inset:0;transition:transform .55s ease}.scene-image:hover img{transform:scale(1.045)}.scene-image span{position:absolute;left:22px;bottom:20px;padding:8px 11px;background:var(--lime);font-size:12px;font-weight:900}
.scene-items{display:grid;grid-template-columns:1fr 1fr;gap:12px}.scene-card{padding:25px 23px;border:1px solid var(--line);background:var(--white);transition:var(--ease)}.scene-card:hover{border-color:var(--ink);transform:translateY(-4px);box-shadow:var(--shadow)}.scene-card b{display:block;margin-bottom:22px;color:var(--orange);font-size:12px;letter-spacing:.11em}.scene-card h3{margin:0 0 9px;font-size:20px;letter-spacing:-.05em}.scene-card p{margin:0;color:var(--muted);font-size:13px}
.metric-area{padding:76px 0;background:#e9e5da}.metric-grid{display:grid;grid-template-columns:1.15fr repeat(3,1fr);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}.metric-lead{padding:21px 32px 21px 0}.metric-lead h2{margin:0;font-size:28px;line-height:1.2;letter-spacing:-.06em}.metric-box{padding:21px 24px;border-left:1px solid var(--ink)}.metric-box b{display:block;font-size:38px;line-height:1;letter-spacing:-.07em}.metric-box span{display:block;margin-top:8px;font-size:12px;font-weight:800;color:#4f574e}
.faq-wrap{max-width:960px}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-question{width:100%;min-height:72px;padding:17px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;border:0;background:transparent;color:var(--ink);text-align:left;font-weight:900;font-size:17px}.faq-question i{position:relative;display:block;width:20px;height:20px;flex:0 0 20px}.faq-question i:before,.faq-question i:after{content:"";position:absolute;top:9px;left:1px;width:18px;height:2px;background:var(--ink);transition:var(--ease)}.faq-question i:after{transform:rotate(90deg)}.faq-item.open .faq-question i:after{transform:rotate(0)}.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}.faq-answer p{margin:0;padding:0 45px 23px 0;color:var(--muted);font-size:14px}
.contact-section{padding:94px 0;background:var(--dark);color:var(--white)}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:start}.contact-grid h2{margin:0;font-size:clamp(34px,4vw,59px);line-height:1.1;letter-spacing:-.075em}.contact-grid h2 strong{color:var(--lime)}.contact-grid p{color:#c9d0c5}.contact-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.contact-points span{padding:7px 10px;border:1px solid rgba(255,255,255,.22);font-size:12px}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field.full{grid-column:1/-1}.field label{display:block;margin-bottom:6px;font-size:12px;font-weight:800;color:#d6ddd2}.field input,.field select,.field textarea{width:100%;border:1px solid rgba(255,255,255,.28);border-radius:4px;padding:12px 13px;background:#202720;color:var(--white);outline:none;transition:var(--ease)}.field textarea{min-height:94px;resize:vertical}.field input::placeholder,.field textarea::placeholder{color:#9ea79c}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,242,58,.16)}.form-submit{grid-column:1/-1;margin-top:5px}
.site-footer{padding:62px 0 22px;background:#0d100e;color:#d7ddd3}.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.25fr;gap:35px}.footer-brand p{max-width:310px;margin:18px 0 0;color:#aeb8aa;font-size:13px}.footer-col h3{margin:3px 0 15px;color:var(--white);font-size:14px}.footer-col a,.footer-col span{display:block;margin:8px 0;color:#aeb8aa;font-size:13px;transition:var(--ease)}.footer-col a:hover{color:var(--lime)}.footer-bottom{display:flex;justify-content:space-between;gap:18px;margin-top:50px;padding-top:19px;border-top:1px solid rgba(255,255,255,.14);color:#8f998c;font-size:12px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:1120px){.nav-links a{padding:0 8px;font-size:13px}.nav-cta{display:none}.category-hero-grid{grid-template-columns:1fr .6fr}.track{grid-template-columns:repeat(3,1fr)}.step:nth-child(4){border-left:1px solid rgba(255,255,255,.18)}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}
@media(max-width:900px){.menu-toggle{display:block}.nav-links{position:fixed;top:116px;right:14px;left:14px;display:none;align-items:stretch;padding:13px;background:var(--white);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column}.nav-links.open{display:flex}.nav-links a{justify-content:flex-start;min-height:48px}.nav-links a:after{bottom:3px}.category-hero{min-height:570px}.category-hero-grid,.section-head,.scene-layout,.contact-grid{grid-template-columns:1fr}.hero-panel{max-width:400px}.planning-item{grid-template-columns:70px 1fr}.planning-meta{grid-column:2;justify-content:flex-start}.metric-grid{grid-template-columns:1fr 1fr}.metric-lead{grid-column:1/-1;padding:20px 0}.metric-box:nth-child(2){border-left:0}.footer-grid{grid-template-columns:1fr 1fr}.section{padding:80px 0}}
@media(max-width:620px){.container{width:min(calc(100% - 32px),var(--container))}.topbar-note:last-child{display:none}.topbar-inner{justify-content:center}.nav-row{height:68px}.nav-links{top:108px}.category-hero{padding:145px 0 48px;min-height:510px}.category-hero h1{font-size:43px}.category-hero p{font-size:14px}.section-head{gap:16px;margin-bottom:31px}.section-head h2{font-size:34px}.guide-grid{grid-template-columns:1fr;gap:16px}.planning-item{grid-template-columns:54px 1fr;gap:13px;padding:22px 0}.planning-item h3{font-size:19px}.planning-meta{grid-column:1/-1}.track{grid-template-columns:1fr}.step,.step:nth-child(4){min-height:auto;border-left:1px solid rgba(255,255,255,.18);border-bottom:1px solid rgba(255,255,255,.18)}.step-no{margin-bottom:17px}.scene-image{min-height:290px}.scene-items{grid-template-columns:1fr}.metric-grid{grid-template-columns:1fr}.metric-box,.metric-box:nth-child(2){border-left:0;border-top:1px solid var(--ink)}.contact-form{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:26px}.footer-bottom{flex-direction:column;margin-top:35px}.section{padding:67px 0}.contact-section{padding:68px 0}.category-hero-grid{gap:25px}}

/* roulang page: category2 */
:root{
 --ink:#171a17;
 --ink-2:#2d332d;
 --paper:#f6f4ee;
 --white:#fffef9;
 --sand:#e9e5da;
 --line:#d7d6cf;
 --muted:#687068;
 --lime:#c8f23a;
 --orange:#ff7138;
 --dark:#111512;
 --radius:14px;
 --radius-sm:8px;
 --shadow:0 18px 45px rgba(24,29,24,.09);
 --container:1260px;
 --ease:all .28s cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;object-fit:cover}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.section{padding:104px 0;position:relative}
.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 18px;color:#4d564b;font-size:12px;font-weight:800;letter-spacing:.14em}
.eyebrow:before{content:"";width:30px;height:2px;background:var(--lime)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,365px);gap:50px;align-items:end;margin-bottom:46px}
.section-head h2{margin:0;font-size:clamp(31px,4vw,56px);line-height:1.13;letter-spacing:-.065em}
.section-head p{margin:0;color:var(--muted);font-size:15px}
.btn{min-height:48px;padding:0 20px;display:inline-flex;justify-content:center;align-items:center;gap:10px;border:1px solid transparent;border-radius:5px;font-weight:800;transition:var(--ease);white-space:nowrap}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:#d5ff47;transform:translateY(-2px);box-shadow:0 11px 25px rgba(186,224,40,.28)}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:#354035;transform:translateY(-2px)}
.btn-line{border-color:var(--line);color:var(--ink);background:transparent}
.btn-line:hover{border-color:var(--ink);background:var(--white)}
.site-header{position:fixed;z-index:100;top:0;left:0;width:100%;color:var(--ink);background:rgba(246,244,238,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:var(--ease)}
.topbar{height:40px;border-bottom:1px solid var(--line);font-size:12px}
.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}
.topbar-note{display:flex;align-items:center;gap:10px;color:var(--muted)}
.topbar-note strong{font-weight:800;color:var(--ink)}
.nav-row{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.logo{display:inline-flex;align-items:center;gap:11px;min-width:max-content;font-size:19px;font-weight:900;letter-spacing:-.06em}
.logo-mark{width:29px;height:29px;position:relative;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--lime)}
.logo-mark:before{width:2px;height:19px}
.logo-mark:after{width:19px;height:2px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:3px}
.nav-links a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:700;opacity:.78;transition:var(--ease)}
.nav-links a:after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active{opacity:1}
.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
.nav-cta{min-height:42px;padding:0 15px;font-size:13px}
.menu-toggle{display:none;width:46px;height:46px;border:1px solid currentColor;border-radius:5px;background:transparent;color:inherit}
.menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;margin:4px auto;background:currentColor;transition:var(--ease)}
.menu-toggle.active span{opacity:0}
.menu-toggle.active:before{transform:translateY(6px) rotate(45deg)}
.menu-toggle.active:after{transform:translateY(-6px) rotate(-45deg)}
.page-hero{padding:188px 0 74px;background:var(--ink);color:var(--white);position:relative;overflow:hidden}
.page-hero:before{content:"02";position:absolute;right:4%;bottom:-60px;font-size:clamp(170px,25vw,390px);line-height:1;font-weight:900;letter-spacing:-.12em;color:rgba(255,255,255,.045)}
.page-hero:after{content:"";position:absolute;right:0;top:0;width:46%;height:100%;background:linear-gradient(90deg,rgba(17,21,18,.88),rgba(17,21,18,.22)),url('/assets/images/backpic/back-4.webp') center/cover no-repeat;opacity:.82}
.page-hero .container{position:relative;z-index:1}
.crumb{display:flex;gap:9px;align-items:center;margin-bottom:40px;color:#c5cbc2;font-size:13px}
.crumb span{color:var(--lime)}
.page-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:70px;align-items:end}
.page-hero h1{margin:0;max-width:760px;font-size:clamp(43px,6vw,79px);line-height:1.04;letter-spacing:-.085em}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.page-hero p{max-width:680px;margin:24px 0 0;color:#d9ded7;font-size:16px}
.hero-side{border-left:1px solid rgba(255,255,255,.28);padding-left:29px}
.hero-side small{display:block;color:#bac3b6;font-size:12px;font-weight:800;letter-spacing:.12em}
.hero-side strong{display:block;margin:5px 0 12px;font-size:44px;line-height:1;letter-spacing:-.07em;color:var(--lime)}
.hero-side p{margin:0;color:#d9ded7;font-size:13px;line-height:1.7}
.intro-wrap{display:grid;grid-template-columns:.84fr 1.16fr;gap:72px;align-items:start}
.intro-sticky{position:sticky;top:145px}
.intro-sticky h2{margin:0;font-size:clamp(32px,3.7vw,52px);line-height:1.12;letter-spacing:-.07em}
.intro-sticky p{margin:23px 0 29px;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:9px}
.data-tag{padding:8px 11px;border:1px solid var(--line);font-size:12px;font-weight:800;background:var(--paper)}
.management-list{border-top:1px solid var(--ink)}
.management-item{display:grid;grid-template-columns:74px minmax(0,1fr) auto;gap:22px;align-items:center;padding:25px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.management-item:hover{padding-left:12px;background:rgba(255,255,255,.38)}
.management-no{font-size:13px;font-weight:900;color:var(--orange)}
.management-item h3{margin:0 0 5px;font-size:21px;line-height:1.25;letter-spacing:-.045em}
.management-item p{margin:0;color:var(--muted);font-size:14px}
.management-arrow{width:37px;height:37px;display:grid;place-items:center;border:1px solid var(--line);font-size:20px;transition:var(--ease)}
.management-item:hover .management-arrow{background:var(--lime);border-color:var(--lime);transform:rotate(-45deg)}
.filter-bar{display:flex;gap:8px;flex-wrap:wrap;padding:14px;border:1px solid var(--line);background:var(--white);margin-bottom:25px}
.filter-btn{border:0;background:transparent;padding:9px 13px;color:var(--muted);font-weight:800;font-size:13px;transition:var(--ease)}
.filter-btn:hover,.filter-btn.active{background:var(--ink);color:var(--white)}
.feature-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:18px}
.feature-card{min-height:312px;position:relative;overflow:hidden;background:var(--dark);color:var(--white);padding:30px;display:flex;align-items:flex-end}
.feature-card img{position:absolute;inset:0;width:100%;height:100%;opacity:.48;transition:transform .6s ease}
.feature-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,16,12,.08),rgba(12,16,12,.88))}
.feature-card:hover img{transform:scale(1.05)}
.feature-card > div{position:relative;z-index:1}
.feature-card h3{margin:8px 0;font-size:30px;line-height:1.15;letter-spacing:-.06em}
.feature-card p{margin:0;max-width:470px;color:#e4e7e0;font-size:14px}
.feature-card .tag{background:var(--lime);color:var(--ink)}
.tag{display:inline-flex;padding:5px 9px;font-size:11px;line-height:1.2;font-weight:900;letter-spacing:.08em;border:1px solid rgba(255,255,255,.42)}
.feature-card-stack{display:grid;gap:18px}
.feature-mini{display:grid;grid-template-columns:160px 1fr;background:var(--white);border:1px solid var(--line);min-height:147px;transition:var(--ease)}
.feature-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.feature-mini img{width:100%;height:100%}
.feature-mini div{padding:21px}
.feature-mini h3{margin:0 0 8px;font-size:19px;line-height:1.3;letter-spacing:-.045em}
.feature-mini p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.process-section{background:var(--sand)}
.process-track{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--ink);margin-top:48px}
.process-step{position:relative;padding:27px 24px 10px;border-right:1px solid var(--line);min-height:194px}
.process-step:first-child{padding-left:0}
.process-step:last-child{border-right:0}
.process-step:before{content:"";position:absolute;top:-5px;left:0;width:9px;height:9px;background:var(--lime);border:1px solid var(--ink)}
.process-step span{display:block;margin-bottom:27px;font-size:12px;color:var(--orange);font-weight:900;letter-spacing:.12em}
.process-step h3{margin:0 0 9px;font-size:19px;line-height:1.28;letter-spacing:-.04em}
.process-step p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.scene-layout{display:grid;grid-template-columns:310px 1fr;gap:50px}
.scene-intro h2{margin:0;font-size:clamp(30px,3.7vw,50px);line-height:1.13;letter-spacing:-.07em}
.scene-intro p{color:var(--muted);font-size:14px}
.scene-list{border-top:1px solid var(--line)}
.scene-item{display:grid;grid-template-columns:62px 1fr auto;gap:20px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}
.scene-index{font-weight:900;color:var(--orange);font-size:13px}
.scene-item h3{margin:0 0 4px;font-size:21px;line-height:1.25;letter-spacing:-.04em}
.scene-item p{margin:0;color:var(--muted);font-size:13px}
.scene-item .data-tag{white-space:nowrap}
.data-section{padding:80px 0;background:var(--ink);color:var(--white)}
.data-grid{display:grid;grid-template-columns:1.45fr repeat(3,1fr);border:1px solid rgba(255,255,255,.22)}
.data-lead,.data-cell{padding:28px;border-right:1px solid rgba(255,255,255,.22)}
.data-cell:last-child{border-right:0}
.data-lead h2{margin:0;font-size:31px;line-height:1.2;letter-spacing:-.06em}
.data-lead p{margin:12px 0 0;color:#cbd2c8;font-size:13px}
.data-cell small{display:block;color:#c3cabf;font-size:12px;font-weight:800}
.data-cell strong{display:block;margin:16px 0 7px;color:var(--lime);font-size:46px;line-height:1;letter-spacing:-.08em}
.data-cell span{font-size:13px;color:#d8ddd5}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
.faq-layout h2{margin:0;font-size:clamp(32px,4vw,54px);line-height:1.12;letter-spacing:-.07em}
.faq-layout p{margin:20px 0;color:var(--muted)}
.faq-list{border-top:1px solid var(--ink)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;border:0;background:transparent;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px 2px;text-align:left;color:var(--ink);font-weight:900;font-size:17px;line-height:1.4}
.faq-question i{width:26px;height:26px;flex:0 0 26px;border:1px solid var(--ink);border-radius:50%;font-style:normal;display:grid;place-items:center;font-size:18px;transition:var(--ease)}
.faq-question[aria-expanded="true"] i{background:var(--lime);transform:rotate(45deg)}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
.faq-answer>div{overflow:hidden}
.faq-answer p{margin:0;padding:0 40px 0 2px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.faq-item.open .faq-answer p{padding-bottom:23px}
.assurance{padding:27px 0;background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.assurance-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.assurance-item{padding:4px 26px;border-right:1px solid var(--line)}
.assurance-item:first-child{padding-left:0}
.assurance-item:last-child{border:0}
.assurance-item strong{display:block;font-size:15px}
.assurance-item span{display:block;margin-top:4px;color:var(--muted);font-size:12px}
.cta-section{padding:105px 0;background:var(--dark);color:var(--white);position:relative;overflow:hidden}
.cta-section:after{content:"报名";position:absolute;right:-15px;bottom:-80px;color:rgba(255,255,255,.035);font-size:230px;font-weight:900;letter-spacing:-.13em}
.cta-box{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:45px;align-items:end}
.cta-box h2{margin:0;font-size:clamp(37px,5vw,67px);line-height:1.07;letter-spacing:-.08em}
.cta-box p{max-width:650px;margin:20px 0 0;color:#d3d9d0}
.site-footer{background:#0c0f0d;color:#e6eae4;padding:70px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.45fr .9fr .9fr 1.1fr;gap:45px;padding-bottom:54px}
.footer-brand p{max-width:330px;margin:19px 0 0;color:#adb6ab;font-size:13px}
.site-footer .logo{color:var(--white)}
.footer-col h3{margin:0 0 16px;font-size:14px;color:var(--white)}
.footer-col a,.footer-col span{display:block;margin:8px 0;color:#adb6ab;font-size:13px;transition:var(--ease)}
.footer-col a:hover{color:var(--lime);transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:21px;display:flex;justify-content:space-between;gap:20px;color:#8f9a8d;font-size:12px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}
.reveal.show{opacity:1;transform:none}
@media(max-width:1100px){
 .nav-links a{padding:0 8px;font-size:13px}
 .page-hero-grid,.intro-wrap,.faq-layout{gap:42px}
 .process-track{grid-template-columns:repeat(3,1fr)}
 .process-step:nth-child(3){border-right:0}
 .process-step:nth-child(n+4){border-top:1px solid var(--line)}
 .feature-grid{grid-template-columns:1fr}
 .feature-card-stack{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
 .nav-cta{display:none}
 .menu-toggle{display:block}
 .nav-links{position:absolute;top:116px;left:0;width:100%;display:none;align-items:stretch;flex-direction:column;padding:15px 24px 20px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(20,22,20,.12)}
 .nav-links.open{display:flex}
 .nav-links a{width:100%;min-height:47px;padding:0 10px}
 .nav-links a:after{left:10px;right:auto;width:26px;bottom:3px}
 .page-hero:after{width:60%;opacity:.52}
 .page-hero-grid,.section-head,.scene-layout,.cta-box{grid-template-columns:1fr}
 .hero-side{max-width:330px}
 .intro-sticky{position:static}
 .data-grid{grid-template-columns:1fr 1fr}
 .data-lead{grid-column:1/-1;border-bottom:1px solid rgba(255,255,255,.22)}
 .data-cell:nth-child(3){border-right:0}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
 .footer-brand{grid-column:1/-1}
}
@media(max-width:620px){
 .container{width:min(calc(100% - 32px),var(--container))}
 .topbar-note:last-child{display:none}
 .section{padding:72px 0}
 .nav-row{height:70px}
 .nav-links{top:110px;padding-left:16px;padding-right:16px}
 .page-hero{padding:157px 0 58px}
 .page-hero:after{width:100%;opacity:.31}
 .crumb{margin-bottom:29px}
 .page-hero h1{font-size:43px}
 .page-hero-grid{gap:35px}
 .hero-side{padding-left:19px}
 .section-head{gap:16px;margin-bottom:32px}
 .section-head h2{font-size:35px}
 .management-item{grid-template-columns:48px 1fr;gap:12px}
 .management-arrow{display:none}
 .feature-card{min-height:288px;padding:23px}
 .feature-card h3{font-size:27px}
 .feature-card-stack{grid-template-columns:1fr}
 .feature-mini{grid-template-columns:118px 1fr}
 .process-track{grid-template-columns:1fr}
 .process-step,.process-step:first-child{padding:24px 0 24px 22px;border-right:0;border-bottom:1px solid var(--line)}
 .process-step:before{top:28px}
 .process-step:last-child{border-bottom:0}
 .scene-layout{gap:28px}
 .scene-item{grid-template-columns:42px 1fr}
 .scene-item .data-tag{grid-column:2}
 .data-section{padding:62px 0}
 .data-grid{grid-template-columns:1fr}
 .data-lead,.data-cell{grid-column:auto;border-right:0;border-bottom:1px solid rgba(255,255,255,.22)}
 .data-cell:last-child{border-bottom:0}
 .faq-layout{gap:28px}
 .assurance-grid{grid-template-columns:1fr 1fr;gap:19px}
 .assurance-item,.assurance-item:first-child{padding:0;border:0}
 .cta-section{padding:75px 0}
 .cta-box{gap:27px}
 .cta-box h2{font-size:41px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:31px}
 .footer-brand{grid-column:1/-1}
 .footer-bottom{display:block}
 .footer-bottom span{display:block;margin-bottom:8px}
}
@media(max-width:390px){
 .logo{font-size:17px}
 .topbar-note{font-size:11px}
 .page-hero h1{font-size:39px}
 .feature-mini{grid-template-columns:100px 1fr}
 .feature-mini div{padding:15px}
}

/* roulang page: category4 */
:root{
 --ink:#171a17;--ink-2:#2d332d;--paper:#f6f4ee;--white:#fffef9;--sand:#e9e5da;
 --line:#d7d6cf;--muted:#687068;--lime:#c8f23a;--orange:#ff7138;--dark:#111512;
 --radius:14px;--radius-sm:8px;--shadow:0 18px 45px rgba(24,29,24,.09);
 --container:1260px;--ease:all .28s cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:130px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;object-fit:cover}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.section{padding:106px 0;position:relative}
.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 16px;color:#4d564b;font-size:12px;font-weight:900;letter-spacing:.14em}
.eyebrow:before{content:"";width:30px;height:2px;background:var(--lime)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,370px);gap:54px;align-items:end;margin-bottom:44px}
.section-head h2{margin:0;font-size:clamp(30px,4vw,56px);line-height:1.13;letter-spacing:-.07em}
.section-head p{margin:0;color:var(--muted);font-size:15px}
.btn{min-height:48px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:5px;font-weight:800;white-space:nowrap;transition:var(--ease)}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:#d9ff54;transform:translateY(-2px);box-shadow:0 11px 25px rgba(186,224,40,.26)}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:#354035;transform:translateY(-2px)}
.btn-line{border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--ink);background:var(--white)}
.site-header{position:fixed;z-index:100;top:0;left:0;width:100%;color:var(--white);transition:var(--ease)}
.site-header.scrolled{background:rgba(246,244,238,.97);backdrop-filter:blur(14px);color:var(--ink);border-bottom:1px solid var(--line)}
.topbar{height:40px;border-bottom:1px solid rgba(255,255,255,.2);font-size:12px}
.scrolled .topbar{border-color:var(--line)}
.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-note{display:flex;align-items:center;gap:10px;opacity:.9}
.topbar-status{display:inline-flex;align-items:center;gap:7px}
.topbar-status:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime)}
.nav-row{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:11px;min-width:max-content;font-size:19px;font-weight:900;letter-spacing:-.06em}
.logo-mark{width:29px;height:29px;position:relative;border:2px solid currentColor;border-radius:50%}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--lime)}
.logo-mark:before{width:2px;height:19px;left:12px;top:3px}
.logo-mark:after{width:19px;height:2px;left:3px;top:12px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:3px}
.nav-links a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:700;opacity:.9;transition:var(--ease)}
.nav-links a:after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active{opacity:1}
.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
.nav-cta{min-height:42px;padding:0 15px;font-size:13px}
.menu-toggle{display:none;width:46px;height:46px;border:1px solid currentColor;border-radius:5px;background:transparent;color:inherit}
.menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;margin:4px auto;background:currentColor;transition:var(--ease)}
.menu-toggle.active span{opacity:0}
.menu-toggle.active:before{transform:translateY(6px) rotate(45deg)}
.menu-toggle.active:after{transform:translateY(-6px) rotate(-45deg)}
.category-banner{padding:168px 0 72px;background:var(--dark);color:var(--white);position:relative;overflow:hidden}
.category-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,21,18,.96),rgba(17,21,18,.72) 55%,rgba(17,21,18,.4)),url('/assets/images/backpic/back-4.webp') center/cover no-repeat}
.category-banner .container{position:relative}
.breadcrumb{display:flex;align-items:center;gap:10px;color:#cbd0c8;font-size:13px;margin-bottom:42px}
.breadcrumb span{color:var(--lime)}
.banner-grid{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:70px;align-items:end}
.banner-copy h1{max-width:760px;margin:0;font-size:clamp(42px,6vw,78px);line-height:1.04;letter-spacing:-.085em}
.banner-copy p{max-width:680px;margin:24px 0 0;color:#daddd7;font-size:16px}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.banner-tags span{padding:7px 10px;border:1px solid rgba(255,255,255,.3);font-size:12px;font-weight:800}
.video-card{position:relative;min-height:236px;padding:23px;display:flex;align-items:flex-end;background:linear-gradient(180deg,rgba(12,17,12,.1),rgba(12,17,12,.8)),url('/assets/images/coverpic/cover-8.webp') center/cover;border:1px solid rgba(255,255,255,.28)}
.play-btn{position:absolute;top:24px;left:24px;width:56px;height:56px;border:1px solid var(--lime);border-radius:50%;background:rgba(17,21,18,.72);color:var(--lime);font-size:17px;transition:var(--ease)}
.play-btn:hover{background:var(--lime);color:var(--ink);transform:scale(1.06)}
.video-card strong{display:block;font-size:18px;line-height:1.35}
.video-card small{display:block;margin-top:7px;color:#d8ded3}
.intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:72px;align-items:center}
.intro-quote{padding:33px;border-left:3px solid var(--lime);background:var(--white);font-size:20px;font-weight:800;line-height:1.62}
.intro-quote small{display:block;margin-top:16px;color:var(--muted);font-size:13px;font-weight:600}
.scope-list{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.scope-list div{background:var(--paper);padding:21px}
.scope-list strong{display:block;font-size:14px}
.scope-list span{display:block;margin-top:5px;color:var(--muted);font-size:13px;line-height:1.55}
.personnel-list{border-top:1px solid var(--ink)}
.personnel-item{display:grid;grid-template-columns:68px minmax(0,1fr) auto;gap:24px;align-items:center;padding:25px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.personnel-item:hover{padding-left:10px;background:rgba(255,254,249,.7)}
.item-no{font-size:13px;font-weight:900;color:var(--orange)}
.personnel-item h3{margin:0 0 5px;font-size:22px;letter-spacing:-.04em}
.personnel-item p{margin:0;color:var(--muted);font-size:14px}
.item-tags{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:7px;max-width:230px}
.tag{padding:5px 9px;background:var(--sand);font-size:11px;font-weight:800}
.tag.lime{background:var(--lime)}
.process-section{background:var(--white)}
.track{position:relative;display:grid;grid-template-columns:repeat(6,1fr);gap:0;margin-top:8px;border-top:1px solid var(--ink)}
.track-step{position:relative;padding:29px 20px 0 0;min-height:196px}
.track-step:before{content:"";position:absolute;width:12px;height:12px;border-radius:50%;left:0;top:-7px;background:var(--ink);border:3px solid var(--white)}
.track-step:first-child:before{background:var(--lime)}
.track-step b{display:block;color:var(--orange);font-size:12px;letter-spacing:.12em}
.track-step h3{margin:13px 0 8px;font-size:18px;line-height:1.3}
.track-step p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.scene-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:16px}
.scene-card{min-height:285px;position:relative;overflow:hidden;padding:26px;display:flex;flex-direction:column;justify-content:flex-end;color:var(--white);background:var(--ink)}
.scene-card:first-child{min-height:420px;grid-row:span 2}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;opacity:.62;transition:transform .55s ease}
.scene-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,13,10,.05),rgba(10,13,10,.88))}
.scene-card:hover img{transform:scale(1.05)}
.scene-card>*:not(img){position:relative;z-index:1}
.scene-card small{color:var(--lime);font-weight:900;letter-spacing:.11em}
.scene-card h3{margin:9px 0 4px;font-size:25px;line-height:1.18;letter-spacing:-.055em}
.scene-card p{margin:0;color:#e0e4dc;font-size:13px}
.metric-area{background:var(--ink);color:var(--white)}
.metric-area .eyebrow{color:#d9e0d3}
.metric-grid{display:grid;grid-template-columns:1.15fr repeat(3,1fr);border-top:1px solid rgba(255,255,255,.22);border-bottom:1px solid rgba(255,255,255,.22)}
.metric-intro,.metric{padding:30px;border-right:1px solid rgba(255,255,255,.22)}
.metric:last-child{border-right:0}
.metric-intro h2{margin:0;font-size:31px;line-height:1.18;letter-spacing:-.06em}
.metric strong{display:block;color:var(--lime);font-size:45px;line-height:1;letter-spacing:-.07em}
.metric span{display:block;margin-top:12px;color:#d5dbd1;font-size:13px}
.accordion{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;padding:23px 4px;display:flex;justify-content:space-between;gap:24px;align-items:center;border:0;background:none;color:var(--ink);text-align:left;font-size:17px;font-weight:800}
.faq-question span:last-child{width:28px;height:28px;display:grid;place-items:center;border:1px solid var(--ink);border-radius:50%;font-size:20px;line-height:1;transition:var(--ease)}
.faq-question[aria-expanded="true"] span:last-child{background:var(--lime);transform:rotate(45deg)}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
.faq-answer>div{overflow:hidden}
.faq-answer p{margin:0;padding:0 44px 24px 4px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.contact-section{padding:106px 0;background:var(--sand)}
.contact-box{display:grid;grid-template-columns:.88fr 1.12fr;gap:68px;padding:54px;background:var(--white);box-shadow:var(--shadow)}
.contact-box h2{margin:0;font-size:clamp(31px,4vw,54px);line-height:1.12;letter-spacing:-.07em}
.contact-box p{color:var(--muted)}
.contact-points{margin-top:30px;padding:0;list-style:none}
.contact-points li{padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:700}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{display:flex;flex-direction:column;gap:7px}
.form-group.full{grid-column:1/-1}
.form-group label{font-size:13px;font-weight:800}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:4px;background:var(--paper);color:var(--ink);transition:var(--ease)}
.form-group textarea{min-height:105px;resize:vertical}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--ink);background:var(--white);outline:none}
.form-note{margin:12px 0 0;color:var(--muted);font-size:12px}
.site-footer{padding:70px 0 24px;background:var(--dark);color:var(--white)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:42px;padding-bottom:50px}
.footer-brand p{max-width:290px;color:#bfc6ba;font-size:13px}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col h3{margin:0 0 7px;color:var(--lime);font-size:14px}
.footer-col a,.footer-col span{color:#c8cec3;font-size:13px;transition:var(--ease)}
.footer-col a:hover{color:var(--lime);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);color:#9ba397;font-size:12px}
@media (max-width:1100px){
 .nav-links a{padding:0 8px;font-size:13px}.nav-cta{display:none}
 .banner-grid{grid-template-columns:1fr 300px;gap:35px}.track{grid-template-columns:repeat(3,1fr);gap:23px;border-top:0}.track-step{border-top:1px solid var(--ink);min-height:170px}
 .metric-grid{grid-template-columns:1fr 1fr}.metric-intro{grid-column:span 2}.metric:nth-child(3){border-right:0}
}
@media (max-width:768px){
 .container{width:min(calc(100% - 32px),var(--container))}.section{padding:75px 0}.topbar-note:last-child{display:none}
 .nav-row{height:68px}.menu-toggle{display:block;z-index:102}.nav-links{position:absolute;top:108px;left:0;right:0;display:none;align-items:stretch;flex-direction:column;padding:16px;background:var(--paper);color:var(--ink);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
 .nav-links.open{display:flex}.nav-links a{padding:0 20px;min-height:48px}.nav-links a:after{bottom:6px;left:20px;right:auto;width:28px}
 .category-banner{padding:145px 0 58px}.banner-grid,.intro-grid,.contact-box,.section-head{grid-template-columns:1fr;gap:30px}.video-card{min-height:205px}.section-head{margin-bottom:32px}
 .personnel-item{grid-template-columns:48px 1fr;gap:14px}.item-tags{grid-column:2;justify-content:flex-start;max-width:none}
 .scene-grid{grid-template-columns:1fr 1fr}.scene-card:first-child{grid-column:span 2;grid-row:auto;min-height:360px}.metric-grid{grid-template-columns:1fr 1fr}.metric-intro{grid-column:span 2}
 .footer-grid{grid-template-columns:1fr 1fr;gap:34px}.contact-box{padding:34px}.form-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
 body{font-size:15px}.topbar{height:35px}.nav-links{top:103px}.category-banner{padding-top:130px}.banner-copy h1{font-size:40px}.banner-tags span{font-size:11px}
 .section-head h2{font-size:32px}.scope-list,.scene-grid,.metric-grid{grid-template-columns:1fr}.scope-list div{padding:17px}.scene-card:first-child{grid-column:auto;min-height:300px}.scene-card{min-height:240px}
 .metric-intro{grid-column:auto}.metric-intro,.metric{border-right:0;border-bottom:1px solid rgba(255,255,255,.22)}.metric:last-child{border-bottom:0}
 .track{grid-template-columns:1fr;gap:0}.track-step{min-height:auto;padding:24px 0 24px 25px}.track-step:before{left:0;top:24px}
 .personnel-item h3{font-size:18px}.faq-question{font-size:15px;padding:19px 0}.faq-answer p{padding-right:4px}
 .contact-box{padding:25px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{flex-direction:column;gap:7px}.btn{width:100%}
}

/* roulang page: category3 */
:root{
      --ink:#171a17;
      --ink-2:#2d332d;
      --paper:#f6f4ee;
      --white:#fffef9;
      --sand:#e9e5da;
      --line:#d7d6cf;
      --muted:#687068;
      --lime:#c8f23a;
      --orange:#ff7138;
      --dark:#111512;
      --radius:14px;
      --radius-sm:8px;
      --shadow:0 18px 45px rgba(24,29,24,.09);
      --container:1260px;
      --ease:all .28s cubic-bezier(.2,.7,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:132px}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
    .section{padding:96px 0;position:relative}
    .eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 18px;color:#4d564b;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    .eyebrow:before{content:"";width:30px;height:2px;background:var(--lime)}
    .section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,380px);gap:50px;align-items:end;margin-bottom:44px}
    .section-head h2,.split-title h2{margin:0;font-size:clamp(30px,4vw,56px);line-height:1.13;letter-spacing:-.05em}
    .section-head p,.split-title p{margin:0;color:var(--muted);font-size:15px}
    .btn{min-height:48px;padding:0 20px;display:inline-flex;justify-content:center;align-items:center;gap:10px;border:1px solid transparent;border-radius:5px;font-weight:800;transition:var(--ease);white-space:nowrap}
    .btn-primary{background:var(--lime);color:var(--ink)}
    .btn-primary:hover{background:#d5ff47;transform:translateY(-2px);box-shadow:0 11px 25px rgba(186,224,40,.28)}
    .btn-outline{border-color:rgba(255,255,255,.55);color:var(--white);background:rgba(16,21,17,.18)}
    .btn-outline:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
    .btn-dark{background:var(--ink);color:var(--white)}
    .btn-dark:hover{background:#354035;transform:translateY(-2px)}
    .site-header{position:fixed;z-index:100;top:0;left:0;width:100%;color:var(--white);transition:var(--ease)}
    .site-header.scrolled{background:rgba(246,244,238,.96);backdrop-filter:blur(14px);color:var(--ink);border-bottom:1px solid var(--line)}
    .topbar{height:40px;border-bottom:1px solid rgba(255,255,255,.18);font-size:12px}
    .scrolled .topbar{border-color:var(--line)}
    .topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .topbar-note{display:flex;align-items:center;gap:10px;opacity:.88}
    .nav-row{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:inline-flex;align-items:center;gap:11px;min-width:max-content;font-size:19px;font-weight:900;letter-spacing:-.04em}
    .logo-mark{width:29px;height:29px;position:relative;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center}
    .logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--lime)}
    .logo-mark:before{width:2px;height:19px}
    .logo-mark:after{width:19px;height:2px}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:3px}
    .nav-links a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:700;opacity:.9;transition:var(--ease)}
    .nav-links a:after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
    .nav-links a:hover,.nav-links a.active{opacity:1}
    .nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
    .nav-cta{min-height:42px;padding:0 15px;font-size:13px}
    .menu-toggle{display:none;width:46px;height:46px;border:1px solid currentColor;border-radius:5px;background:transparent;color:inherit}
    .menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;margin:4px auto;background:currentColor;transition:var(--ease)}
    .menu-toggle.active span{opacity:0}
    .menu-toggle.active:before{transform:translateY(6px) rotate(45deg)}
    .menu-toggle.active:after{transform:translateY(-6px) rotate(-45deg)}

    .category-hero{min-height:640px;padding:164px 0 78px;color:var(--white);position:relative;isolation:isolate;background:#111512;display:flex;align-items:flex-end}
    .category-hero:before{content:"";position:absolute;inset:0;z-index:-2;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat}
    .category-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(12,16,12,.92),rgba(12,16,12,.68) 52%,rgba(12,16,12,.28))}
    .hero-inner{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,.75fr);gap:54px;align-items:end}
    .hero-copy h1{margin:0;font-size:clamp(40px,5.4vw,76px);line-height:1.05;letter-spacing:-.065em;max-width:780px}
    .hero-copy h1 span{display:block;color:var(--lime)}
    .hero-copy p{max-width:720px;margin:24px 0 30px;color:#e9ece4;font-size:16px;line-height:1.9}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .compare-panel{border:1px solid rgba(255,255,255,.28);background:rgba(15,19,15,.42)}
    .compare-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid rgba(255,255,255,.22);font-size:13px;font-weight:800;color:#e7ece2}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr}
    .compare-col{padding:20px;border-right:1px solid rgba(255,255,255,.18)}
    .compare-col:last-child{border-right:0;background:rgba(200,242,58,.08)}
    .compare-col strong{display:block;margin-bottom:14px;font-size:13px;color:var(--lime)}
    .compare-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
    .compare-col li{font-size:13px;color:#e1e6dc;padding-left:18px;position:relative}
    .compare-col li:before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;background:var(--lime)}
    .hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:28px}
    .hero-tag{border:1px solid rgba(255,255,255,.28);padding:7px 10px;font-size:12px;font-weight:800;background:rgba(255,255,255,.08)}

    .guide-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px;align-items:start}
    .guide-card{background:var(--white);border:1px solid var(--line);padding:30px;border-radius:var(--radius);box-shadow:var(--shadow)}
    .guide-card img{width:100%;height:260px;border-radius:0 var(--radius-sm) 0 var(--radius-sm);margin-bottom:22px}
    .guide-card h2{margin:0 0 12px;font-size:28px;line-height:1.2;letter-spacing:-.04em}
    .guide-card p{margin:0;color:var(--muted)}
    .scope-list{display:grid;gap:14px}
    .scope-item{display:grid;grid-template-columns:86px minmax(0,1fr);gap:20px;align-items:start;padding:22px 0;border-bottom:1px solid var(--line)}
    .scope-item:last-child{border-bottom:0}
    .scope-code{font-weight:900;color:var(--orange);font-size:13px}
    .scope-item h3{margin:0 0 6px;font-size:21px;letter-spacing:-.035em}
    .scope-item p{margin:0;color:var(--muted);font-size:14px}

    .filter-strip{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
    .filter-strip span{padding:8px 12px;border:1px solid var(--line);background:var(--white);font-size:12px;font-weight:800}
    .schedule-list{display:grid;gap:16px}
    .schedule-item{display:grid;grid-template-columns:150px minmax(0,1fr) 210px;gap:28px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px;transition:var(--ease)}
    .schedule-item:hover{border-color:#b8c985;transform:translateY(-3px);box-shadow:var(--shadow)}
    .schedule-date{font-weight:900;font-size:13px;color:var(--muted)}
    .schedule-date b{display:block;color:var(--ink);font-size:34px;line-height:1;letter-spacing:-.04em}
    .schedule-main h3{margin:0 0 8px;font-size:24px;line-height:1.25;letter-spacing:-.04em}
    .schedule-main p{margin:0;color:var(--muted);font-size:14px}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px}
    .data-tag{padding:7px 10px;border:1px solid var(--line);font-size:12px;font-weight:800;background:var(--paper);color:var(--ink-2)}
    .more-line{display:flex;justify-content:flex-end;margin-top:20px}
    .more-link{font-weight:900;border-bottom:2px solid var(--lime);padding-bottom:4px;transition:var(--ease)}
    .more-link:hover{color:#536900}

    .process-band{background:var(--ink);color:var(--white)}
    .process-band .eyebrow{color:#dfe6d8}
    .process-band .section-head p{color:#c7cebf}
    .process-track{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid rgba(255,255,255,.18)}
    .process-step{min-height:230px;padding:24px;border-right:1px solid rgba(255,255,255,.16);position:relative;overflow:hidden}
    .process-step:last-child{border-right:0}
    .process-step:before{content:attr(data-step);display:block;font-size:13px;font-weight:900;color:var(--lime);margin-bottom:30px}
    .process-step h3{margin:0 0 10px;font-size:22px;line-height:1.2;letter-spacing:-.035em}
    .process-step p{margin:0;color:#cbd2c6;font-size:14px}
    .process-step:hover{background:rgba(200,242,58,.07)}

    .scene-layout{display:grid;grid-template-columns:360px minmax(0,1fr);gap:36px;align-items:start}
    .scene-index{position:sticky;top:140px;display:grid;gap:10px}
    .scene-index span{display:flex;justify-content:space-between;gap:18px;padding:14px 0;border-bottom:1px solid var(--line);font-weight:900}
    .scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .scene-card{min-height:260px;padding:24px;border:1px solid var(--line);background:var(--white);border-radius:var(--radius-sm);display:flex;flex-direction:column;justify-content:space-between;transition:var(--ease)}
    .scene-card:nth-child(2){margin-top:42px}
    .scene-card:nth-child(3){margin-top:-24px}
    .scene-card:hover{border-color:#b8c985;transform:translateY(-3px)}
    .scene-card h3{margin:0 0 10px;font-size:25px;line-height:1.2;letter-spacing:-.04em}
    .scene-card p{margin:0;color:var(--muted);font-size:14px}
    .scene-card img{height:150px;width:100%;border-radius:0 0 var(--radius-sm) var(--radius-sm);margin-top:20px}

    .metric-wrap{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
    .metric-box{background:var(--white);padding:30px;min-height:190px}
    .metric-box b{display:block;font-size:48px;line-height:1;letter-spacing:-.05em}
    .metric-box span{display:block;margin-top:14px;font-weight:900}
    .metric-box p{margin:10px 0 0;color:var(--muted);font-size:14px}
    .field-list{margin-top:24px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .field-list span{background:var(--sand);border:1px solid var(--line);padding:12px;font-size:13px;font-weight:800;text-align:center}

    .case-wall{background:var(--dark);color:var(--white)}
    .case-wall .section-head p{color:#cbd2c6}
    .case-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .case-card{position:relative;min-height:330px;overflow:hidden;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-sm);background:#202620}
    .case-card img{width:100%;height:100%;position:absolute;inset:0;opacity:.62;transition:var(--ease)}
    .case-card:hover img{transform:scale(1.04);opacity:.74}
    .case-info{position:absolute;left:0;right:0;bottom:0;padding:26px;background:linear-gradient(0deg,rgba(10,13,10,.92),rgba(10,13,10,0))}
    .case-info h3{margin:0 0 8px;font-size:28px;letter-spacing:-.04em}
    .case-info p{margin:0;color:#d9ded4;font-size:14px}
    .case-small{display:grid;gap:18px}
    .case-small .case-card{min-height:156px}

    .faq-list{display:grid;gap:12px;max-width:960px;margin:0 auto}
    .faq-item{border:1px solid var(--line);background:var(--white);border-radius:var(--radius-sm);overflow:hidden}
    .faq-question{width:100%;min-height:64px;border:0;background:transparent;color:var(--ink);padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-weight:900;text-align:left}
    .faq-question:after{content:"+";font-size:24px;line-height:1;color:var(--orange);transition:var(--ease)}
    .faq-item.open .faq-question:after{transform:rotate(45deg)}
    .faq-answer{max-height:0;overflow:hidden;transition:max-height .32s ease}
    .faq-answer p{margin:0;padding:0 22px 20px;color:var(--muted);font-size:14px}

    .assurance-strip{background:var(--sand);padding:36px 0}
    .assurance-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
    .assurance-item{background:var(--paper);padding:22px}
    .assurance-item b{display:block;margin-bottom:6px;font-size:15px}
    .assurance-item span{color:var(--muted);font-size:13px}

    .contact-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:stretch;background:var(--ink);color:var(--white);padding:44px;border-radius:var(--radius)}
    .contact-panel h2{margin:0;font-size:clamp(32px,4vw,56px);line-height:1.12;letter-spacing:-.055em}
    .contact-panel p{color:#d8ded2}
    .contact-meta{display:grid;gap:10px;margin-top:26px}
    .contact-meta span{border-top:1px solid rgba(255,255,255,.18);padding-top:12px;font-size:14px;color:#dfe5da}
    .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .form-field{display:grid;gap:7px}
    .form-field.full{grid-column:1/-1}
    .form-field label{font-size:13px;font-weight:900;color:#edf2e8}
    .form-field input,.form-field select,.form-field textarea{width:100%;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:var(--white);border-radius:5px;padding:13px 12px;transition:var(--ease)}
    .form-field input::placeholder,.form-field textarea::placeholder{color:#aeb7aa}
    .form-field select option{color:var(--ink)}
    .form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--lime);background:rgba(255,255,255,.12)}
    .form-field textarea{min-height:112px;resize:vertical}
    .form-note{grid-column:1/-1;margin:0;color:#cbd2c6;font-size:12px}
    .site-footer{background:#0f130f;color:var(--white);padding:70px 0 26px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1fr;gap:42px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer-brand p{margin:18px 0 0;color:#c5cbc0;font-size:14px;max-width:360px}
    .footer-col{display:grid;gap:9px;align-content:start}
    .footer-col h3{margin:0 0 9px;font-size:15px}
    .footer-col a,.footer-col span{color:#c5cbc0;font-size:14px;transition:var(--ease)}
    .footer-col a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-top:24px;color:#aeb5ab;font-size:13px}

    [data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .58s ease,transform .58s ease}
    [data-reveal].revealed{opacity:1;transform:none}

    @media (max-width:1100px){
      .nav-links{position:fixed;top:116px;left:24px;right:24px;display:none;flex-direction:column;align-items:stretch;background:rgba(246,244,238,.98);color:var(--ink);border:1px solid var(--line);padding:12px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}
      .nav-links a{min-height:48px}
      .menu-toggle{display:block}
      .nav-cta{display:none}
      .hero-inner,.guide-grid,.scene-layout,.contact-panel,.case-grid{grid-template-columns:1fr}
      .compare-panel{max-width:none}
      .process-track{grid-template-columns:repeat(2,1fr)}
      .process-step:nth-child(2n){border-right:0}
      .field-list,.assurance-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
      .scene-index{position:static}
    }
    @media (max-width:768px){
      .container{width:min(calc(100% - 32px),var(--container))}
      .section{padding:72px 0}
      .topbar{display:none}
      .nav-row{height:72px}
      html{scroll-padding-top:86px}
      .nav-links{top:72px;left:16px;right:16px}
      .category-hero{min-height:auto;padding:124px 0 54px}
      .section-head{grid-template-columns:1fr;gap:18px}
      .compare-grid,.schedule-item,.metric-wrap,.scene-grid,.contact-form{grid-template-columns:1fr}
      .compare-col{border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}
      .schedule-item{gap:14px}
      .process-track{grid-template-columns:1fr}
      .process-step{border-right:0;border-bottom:1px solid rgba(255,255,255,.16)}
      .process-step:last-child{border-bottom:0}
      .scene-card:nth-child(2),.scene-card:nth-child(3){margin-top:0}
      .field-list,.assurance-grid,.footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .hero-copy h1{font-size:38px}
      .hero-actions .btn,.contact-form .btn{width:100%}
      .contact-panel{padding:28px 20px}
      .metric-box b{font-size:40px}
      .topbar-inner{justify-content:center}
    }

/* roulang page: category5 */
:root{
 --ink:#171a17;
 --ink-2:#2d332d;
 --paper:#f6f4ee;
 --white:#fffef9;
 --sand:#e9e5da;
 --line:#d7d6cf;
 --muted:#687068;
 --lime:#c8f23a;
 --orange:#ff7138;
 --dark:#111512;
 --radius:14px;
 --radius-sm:8px;
 --shadow:0 18px 45px rgba(24,29,24,.09);
 --container:1260px;
 --ease:all .28s cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;object-fit:cover}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.section{padding:104px 0;position:relative}
.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 17px;color:#4d564b;font-size:12px;font-weight:800;letter-spacing:.14em}
.eyebrow:before{content:"";width:30px;height:2px;background:var(--lime)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(230px,370px);gap:48px;align-items:end;margin-bottom:44px}
.section-head h2{margin:0;font-size:clamp(30px,4vw,55px);line-height:1.14;letter-spacing:-.07em}
.section-head p{margin:0;color:var(--muted);font-size:15px}
.btn{min-height:48px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:5px;font-weight:800;transition:var(--ease);white-space:nowrap}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:#d8ff4d;transform:translateY(-2px);box-shadow:0 11px 25px rgba(186,224,40,.28)}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:#354035;transform:translateY(-2px)}
.btn-light{border-color:rgba(255,255,255,.45);color:var(--white);background:transparent}
.btn-light:hover{background:var(--white);border-color:var(--white);color:var(--ink)}
.site-header{position:fixed;z-index:100;top:0;left:0;width:100%;color:var(--white);transition:var(--ease)}
.site-header.scrolled{background:rgba(246,244,238,.97);backdrop-filter:blur(14px);color:var(--ink);border-bottom:1px solid var(--line)}
.topbar{height:40px;border-bottom:1px solid rgba(255,255,255,.18);font-size:12px}
.scrolled .topbar{border-color:var(--line)}
.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:15px}
.topbar-note{display:flex;align-items:center;gap:10px;opacity:.9}
.topbar-note i{width:7px;height:7px;background:var(--lime);border-radius:50%;display:block}
.nav-row{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:inline-flex;align-items:center;gap:11px;min-width:max-content;font-size:19px;font-weight:900;letter-spacing:-.06em}
.logo-mark{width:29px;height:29px;position:relative;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--lime)}
.logo-mark:before{width:2px;height:19px}
.logo-mark:after{width:19px;height:2px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:3px}
.nav-links a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:700;opacity:.9;transition:var(--ease)}
.nav-links a:after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active{opacity:1}
.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
.nav-cta{min-height:42px;padding:0 15px;font-size:13px}
.menu-toggle{display:none;width:46px;height:46px;border:1px solid currentColor;border-radius:5px;background:transparent;color:inherit}
.menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;margin:4px auto;background:currentColor;transition:var(--ease)}
.menu-toggle.active span{opacity:0}
.menu-toggle.active:before{transform:translateY(6px) rotate(45deg)}
.menu-toggle.active:after{transform:translateY(-6px) rotate(-45deg)}
.category-hero{padding:191px 0 74px;background:var(--dark);color:var(--white);position:relative;overflow:hidden;isolation:isolate}
.category-hero:before{content:"";position:absolute;z-index:-2;inset:0;background:url('/assets/images/backpic/back-5.webp') center/cover no-repeat;opacity:.48}
.category-hero:after{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,rgba(17,21,18,.96),rgba(17,21,18,.76) 56%,rgba(17,21,18,.55))}
.category-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:58px;align-items:end}
.breadcrumb{display:flex;gap:10px;align-items:center;margin-bottom:28px;font-size:13px;color:#d7dcd4}
.breadcrumb span{color:var(--lime)}
.category-hero h1{margin:0;max-width:760px;font-size:clamp(42px,5.7vw,76px);line-height:1.05;letter-spacing:-.085em}
.category-hero h1 strong{display:block;color:var(--lime);font-weight:900}
.category-hero p{max-width:710px;margin:24px 0 0;color:#e0e4dd;font-size:16px;line-height:1.9}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:29px}
.hero-tags span{padding:7px 10px;border:1px solid rgba(255,255,255,.3);font-size:12px;font-weight:700}
.hero-panel{border-top:2px solid var(--lime);background:rgba(255,255,255,.09);backdrop-filter:blur(3px)}
.hero-panel-head{padding:15px 20px;border-bottom:1px solid rgba(255,255,255,.18);font-size:12px;color:#d9e0d4;letter-spacing:.12em;font-weight:800}
.metric-list{margin:0;padding:0;list-style:none}
.metric-list li{display:flex;align-items:end;justify-content:space-between;gap:14px;padding:18px 20px;border-bottom:1px solid rgba(255,255,255,.16)}
.metric-list li:last-child{border:0}
.metric-list b{font-size:26px;color:var(--lime);line-height:1;font-variant-numeric:tabular-nums}
.metric-list span{font-size:13px;text-align:right;color:#e4e8e2}
.intro-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:72px;align-items:center}
.intro-image{position:relative}
.intro-image img{width:100%;height:470px;border-radius:0 var(--radius) 0 var(--radius)}
.image-index{position:absolute;bottom:-1px;left:-1px;padding:12px 19px;background:var(--lime);font-size:12px;font-weight:900;letter-spacing:.1em}
.split-title h2{margin:0 0 21px;font-size:clamp(32px,4vw,54px);line-height:1.17;letter-spacing:-.07em}
.split-title p{margin:0;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:27px}
.data-tag{padding:8px 11px;border:1px solid var(--line);font-size:12px;font-weight:800;background:var(--white)}
.data-tag:hover{border-color:var(--ink);transform:translateY(-2px)}
.content-section{background:var(--white)}
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:20px}
.filter-btn{min-height:38px;padding:0 13px;background:transparent;border:1px solid var(--line);color:var(--ink-2);font-size:13px;font-weight:800;transition:var(--ease)}
.filter-btn:hover,.filter-btn.active{background:var(--ink);border-color:var(--ink);color:var(--white)}
.data-list{border-top:1px solid var(--line)}
.data-item{display:grid;grid-template-columns:78px minmax(0,1.25fr) minmax(180px,.7fr) 155px;gap:26px;align-items:center;padding:27px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.data-item:hover{padding-left:12px;background:linear-gradient(90deg,rgba(200,242,58,.18),transparent 48%)}
.list-number{font-size:15px;color:var(--orange);font-weight:900;letter-spacing:.05em}
.data-item h3{margin:0 0 7px;font-size:21px;line-height:1.3;letter-spacing:-.04em}
.data-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.item-tags{display:flex;flex-wrap:wrap;gap:6px}
.item-tags span{padding:5px 8px;background:var(--sand);font-size:11px;font-weight:800}
.update{font-size:12px;color:var(--muted);text-align:right}
.process{background:var(--paper)}
.process-layout{display:grid;grid-template-columns:310px 1fr;gap:74px;align-items:start}
.process-intro{position:sticky;top:145px}
.process-intro h2{font-size:clamp(32px,3.8vw,50px);line-height:1.15;letter-spacing:-.07em;margin:0 0 20px}
.process-intro p{margin:0;color:var(--muted);font-size:15px}
.process-steps{margin:0;padding:0;list-style:none;border-top:1px solid var(--line)}
.process-steps li{display:grid;grid-template-columns:78px 1fr;gap:27px;padding:26px 0;border-bottom:1px solid var(--line)}
.step-no{font-size:13px;font-weight:900;color:var(--orange);padding-top:4px}
.process-steps h3{margin:0 0 6px;font-size:21px;letter-spacing:-.04em}
.process-steps p{margin:0;color:var(--muted);font-size:14px}
.scene-grid{display:grid;grid-template-columns:1.12fr .88fr .88fr;gap:14px}
.scene-card{min-height:295px;padding:25px;position:relative;overflow:hidden;background:var(--ink);color:var(--white);display:flex;flex-direction:column;justify-content:flex-end;isolation:isolate;border-radius:var(--radius-sm)}
.scene-card:first-child{min-height:450px;grid-row:span 2}
.scene-card:before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(12,16,12,.88),rgba(12,16,12,.12) 75%)}
.scene-card img{position:absolute;inset:0;z-index:-2;width:100%;height:100%;transition:transform .55s ease}
.scene-card:hover img{transform:scale(1.055)}
.scene-card span{width:max-content;padding:5px 8px;margin-bottom:13px;background:var(--lime);color:var(--ink);font-size:11px;font-weight:900}
.scene-card h3{margin:0;font-size:25px;line-height:1.22;letter-spacing:-.05em}
.scene-card p{margin:8px 0 0;color:#e1e7dd;font-size:13px;line-height:1.68}
.indicator-section{background:var(--ink);color:var(--white)}
.indicator-section .eyebrow{color:#dce5d3}
.indicator-section .section-head p{color:#c9d0c7}
.indicator-grid{display:grid;grid-template-columns:1.2fr repeat(3,.9fr);border-top:1px solid rgba(255,255,255,.23);border-left:1px solid rgba(255,255,255,.23)}
.indicator-item{min-height:180px;padding:26px;border-right:1px solid rgba(255,255,255,.23);border-bottom:1px solid rgba(255,255,255,.23)}
.indicator-item:first-child{background:var(--lime);color:var(--ink)}
.indicator-item b{display:block;margin-top:25px;font-size:clamp(31px,3.3vw,49px);line-height:1;letter-spacing:-.07em}
.indicator-item span{display:block;font-size:13px;font-weight:700}
.indicator-item p{margin:12px 0 0;color:#ced6cb;font-size:13px;line-height:1.65}
.indicator-item:first-child p{color:#34402f}
.assurance{padding:58px 0;background:var(--sand)}
.assurance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.assurance-item{padding:23px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.assurance-item b{display:block;margin-bottom:7px;font-size:15px}
.assurance-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.faq-layout{display:grid;grid-template-columns:.68fr 1.32fr;gap:80px}
.faq-title h2{margin:0 0 18px;font-size:clamp(32px,4vw,52px);line-height:1.15;letter-spacing:-.07em}
.faq-title p{margin:0;color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;border:0;background:transparent;color:var(--ink);text-align:left;font-size:17px;font-weight:850;line-height:1.45}
.faq-question i{position:relative;flex:0 0 26px;width:26px;height:26px;border:1px solid var(--ink);border-radius:50%;transition:var(--ease)}
.faq-question i:before,.faq-question i:after{content:"";position:absolute;left:6px;right:6px;top:11px;height:1px;background:var(--ink)}
.faq-question i:after{transform:rotate(90deg)}
.faq-item.open .faq-question i{background:var(--lime);border-color:var(--lime);transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-answer p{margin:0;padding:0 45px 22px 0;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{max-height:220px}
.contact-section{padding:102px 0;background:var(--dark);color:var(--white)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:78px;align-items:start}
.contact-copy h2{margin:0 0 20px;font-size:clamp(37px,4.8vw,65px);line-height:1.08;letter-spacing:-.08em}
.contact-copy h2 em{color:var(--lime);font-style:normal}
.contact-copy p{margin:0;max-width:450px;color:#cdd4cb}
.contact-points{display:grid;gap:9px;margin-top:28px}
.contact-points span{font-size:14px;color:#edf1e9}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-field{display:grid;gap:6px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:12px;font-weight:800;color:#d5dbd2}
.form-field input,.form-field select,.form-field textarea{width:100%;border:1px solid #495148;border-radius:4px;background:#1e241f;color:var(--white);padding:12px 13px;transition:var(--ease)}
.form-field input::placeholder,.form-field textarea::placeholder{color:#9ba39a}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--lime);background:#252d26;outline:none}
.form-field textarea{min-height:92px;resize:vertical}
.form-note{grid-column:1/-1;margin:0;color:#aeb7ac;font-size:12px}
.site-footer{padding:65px 0 23px;background:#0d100d;color:#e1e5dd}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.25fr;gap:42px;padding-bottom:52px}
.footer-brand p{max-width:320px;margin:18px 0 0;color:#aeb7ad;font-size:13px;line-height:1.75}
.footer-col{display:flex;flex-direction:column;align-items:flex-start;gap:9px}
.footer-col h3{margin:0 0 7px;color:var(--white);font-size:14px}
.footer-col a,.footer-col span{font-size:13px;color:#b7bfb6;transition:var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{padding-top:21px;border-top:1px solid #303730;display:flex;justify-content:space-between;gap:20px;color:#939c92;font-size:12px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}
.reveal.visible{opacity:1;transform:none}
@media(max-width:1100px){
 .nav-links a{padding:0 8px;font-size:13px}
 .category-hero-grid,.intro-grid,.faq-layout,.contact-grid{gap:42px}
 .data-item{grid-template-columns:62px minmax(0,1fr) 150px}
 .update{display:none}
}
@media(max-width:860px){
 .site-header{background:rgba(17,21,18,.95);color:var(--white)}
 .site-header.scrolled{background:rgba(246,244,238,.98);color:var(--ink)}
 .topbar{display:none}
 .nav-row{height:68px}
 .menu-toggle{display:block;z-index:2}
 .nav-cta{display:none}
 .nav-links{position:absolute;top:68px;left:0;width:100%;display:none;align-items:stretch;flex-direction:column;padding:12px 24px 20px;background:inherit;border-top:1px solid rgba(255,255,255,.15);box-shadow:0 20px 32px rgba(0,0,0,.13)}
 .scrolled .nav-links{border-color:var(--line)}
 .nav-links.open{display:flex}
 .nav-links a{width:100%;justify-content:flex-start;padding:0 5px;font-size:15px}
 .nav-links a:after{left:5px;right:auto;width:35px}
 .category-hero{padding:139px 0 58px}
 .category-hero-grid,.intro-grid,.faq-layout,.contact-grid{grid-template-columns:1fr}
 .hero-panel{max-width:560px}
 .intro-image{order:2}
 .process-layout{grid-template-columns:1fr;gap:35px}
 .process-intro{position:static}
 .scene-grid{grid-template-columns:1fr 1fr}
 .scene-card:first-child{grid-row:auto;grid-column:span 2;min-height:350px}
 .indicator-grid{grid-template-columns:1fr 1fr}
 .assurance-grid{grid-template-columns:1fr 1fr}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
 .footer-brand{grid-column:span 3}
}
@media(max-width:560px){
 body{font-size:15px}
 .container{width:min(calc(100% - 32px),var(--container))}
 .section{padding:72px 0}
 .section-head{grid-template-columns:1fr;gap:16px;margin-bottom:31px}
 .section-head h2{font-size:34px}
 .category-hero h1{font-size:43px}
 .category-hero p{font-size:15px}
 .metric-list li{padding:15px}
 .intro-image img{height:300px}
 .split-title h2{font-size:35px}
 .data-item{grid-template-columns:48px 1fr;gap:12px;padding:22px 0}
 .data-item:hover{padding-left:5px}
 .item-tags{grid-column:2}
 .data-item h3{font-size:18px}
 .process-steps li{grid-template-columns:48px 1fr;gap:14px}
 .scene-grid{grid-template-columns:1fr}
 .scene-card,.scene-card:first-child{grid-column:auto;min-height:275px}
 .indicator-grid,.assurance-grid{grid-template-columns:1fr}
 .indicator-item{min-height:145px}
 .faq-layout{gap:35px}
 .faq-question{font-size:16px}
 .contact-section{padding:75px 0}
 .contact-form{grid-template-columns:1fr}
 .form-field.full{grid-column:auto}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px 20px}
 .footer-brand{grid-column:span 2}
 .footer-bottom{display:flex;flex-direction:column;gap:7px}
}

/* roulang page: category6 */
:root{
 --ink:#171a17;--ink-2:#2d332d;--paper:#f6f4ee;--white:#fffef9;--sand:#e9e5da;
 --line:#d7d6cf;--muted:#687068;--lime:#c8f23a;--orange:#ff7138;--dark:#111512;
 --radius:14px;--radius-sm:8px;--shadow:0 18px 45px rgba(24,29,24,.09);
 --container:1260px;--ease:all .28s cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;object-fit:cover}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.section{padding:104px 0;position:relative}
.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 16px;color:#4d564b;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.eyebrow:before{content:"";width:30px;height:2px;background:var(--lime)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(250px,360px);gap:48px;align-items:end;margin-bottom:46px}
.section-head h2{margin:0;font-size:clamp(31px,4vw,55px);line-height:1.12;letter-spacing:-.065em}
.section-head p{margin:0;color:var(--muted);font-size:15px}
.btn{min-height:48px;padding:0 20px;display:inline-flex;justify-content:center;align-items:center;gap:10px;border:1px solid transparent;border-radius:5px;font-weight:800;transition:var(--ease);white-space:nowrap}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:#d5ff47;transform:translateY(-2px);box-shadow:0 11px 25px rgba(186,224,40,.28)}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:#354035;transform:translateY(-2px)}
.btn-light{border-color:var(--line);background:transparent;color:var(--ink)}
.btn-light:hover{border-color:var(--ink);background:var(--white)}
.site-header{position:fixed;z-index:100;top:0;left:0;width:100%;background:rgba(246,244,238,.97);color:var(--ink);border-bottom:1px solid var(--line);transition:var(--ease)}
.topbar{height:40px;border-bottom:1px solid var(--line);font-size:12px}
.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.topbar-note{display:flex;align-items:center;gap:10px;color:var(--muted)}
.topbar-note i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime)}
.topbar-contact{font-weight:700;color:var(--ink)}
.nav-row{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:inline-flex;align-items:center;gap:11px;min-width:max-content;font-size:19px;font-weight:900;letter-spacing:-.06em}
.logo-mark{width:29px;height:29px;position:relative;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--lime)}
.logo-mark:before{width:2px;height:19px}
.logo-mark:after{width:19px;height:2px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:3px}
.nav-links a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:700;opacity:.78;transition:var(--ease)}
.nav-links a:after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active{opacity:1}
.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
.nav-cta{min-height:42px;padding:0 15px;font-size:13px}
.menu-toggle{display:none;width:46px;height:46px;border:1px solid currentColor;border-radius:5px;background:transparent;color:inherit}
.menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;margin:4px auto;background:currentColor;transition:var(--ease)}
.menu-toggle.active span{opacity:0}
.menu-toggle.active:before{transform:translateY(6px) rotate(45deg)}
.menu-toggle.active:after{transform:translateY(-6px) rotate(-45deg)}
.category-hero{padding:180px 0 74px;background:var(--dark);color:var(--white);position:relative;overflow:hidden}
.category-hero:before{content:"06";position:absolute;right:3%;bottom:-80px;font-size:clamp(180px,28vw,430px);line-height:.8;font-weight:900;letter-spacing:-.12em;color:rgba(255,255,255,.045)}
.category-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,21,18,.94),rgba(17,21,18,.72) 48%,rgba(17,21,18,.35)),url('/assets/images/backpic/back-6.webp') center/cover no-repeat;z-index:0}
.category-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:31px;color:#c7cec4;font-size:13px}
.breadcrumb a:hover{color:var(--lime)}
.category-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:end}
.category-copy h1{max-width:790px;margin:0;font-size:clamp(43px,6.2vw,77px);line-height:1.04;letter-spacing:-.085em}
.category-copy h1 span{display:block;color:var(--lime)}
.category-copy p{max-width:660px;margin:25px 0 0;color:#e1e5de;font-size:16px;line-height:1.9}
.category-stats{border-left:1px solid rgba(255,255,255,.3);padding-left:34px;display:grid;gap:22px}
.stat-line{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.18)}
.stat-line strong{font-size:25px;letter-spacing:-.05em;color:var(--lime)}
.stat-line span{font-size:13px;color:#d5dbd1}
.intro-layout{display:grid;grid-template-columns:.86fr 1.14fr;gap:68px;align-items:start}
.intro-copy h2{margin:0 0 23px;font-size:clamp(30px,3.8vw,49px);line-height:1.15;letter-spacing:-.065em}
.intro-copy p{margin:0;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:27px}
.data-tag{padding:8px 11px;border:1px solid var(--line);font-size:12px;font-weight:800;background:var(--white)}
.operation-panel{background:var(--white);border:1px solid var(--line);padding:10px}
.operation-panel img{width:100%;height:320px}
.operation-caption{display:flex;justify-content:space-between;gap:15px;padding:18px 12px 8px;font-size:13px;font-weight:700}
.operation-caption span:last-child{color:var(--orange)}
.filter-bar{display:flex;flex-wrap:wrap;gap:9px;padding-bottom:28px;border-bottom:1px solid var(--line);margin-bottom:22px}
.filter-chip{padding:8px 13px;border:1px solid var(--line);background:transparent;font-size:13px;font-weight:700;transition:var(--ease)}
.filter-chip:hover,.filter-chip.active{background:var(--ink);border-color:var(--ink);color:var(--white)}
.operations-list{border-top:1px solid var(--line)}
.operation-item{display:grid;grid-template-columns:83px minmax(220px,.8fr) minmax(260px,1.2fr) auto;gap:25px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.operation-item:hover{padding-left:14px;background:rgba(255,255,255,.52)}
.operation-no{font-size:14px;font-weight:900;color:var(--orange)}
.operation-item h3{margin:0;font-size:21px;line-height:1.25;letter-spacing:-.04em}
.operation-item p{margin:0;color:var(--muted);font-size:14px}
.mini-tags{display:flex;flex-wrap:wrap;gap:6px}
.mini-tags span{padding:4px 8px;background:var(--sand);font-size:11px;font-weight:800}
.list-arrow{font-size:23px;line-height:1;color:var(--ink);transition:var(--ease)}
.operation-item:hover .list-arrow{transform:translateX(5px);color:var(--orange)}
.timeline-section{background:#ebe8de}
.timeline{position:relative;max-width:1060px;margin:0 auto}
.timeline:before{content:"";position:absolute;left:23px;top:8px;bottom:8px;width:1px;background:#aeb3aa}
.time-step{position:relative;display:grid;grid-template-columns:80px 1fr;gap:31px;padding:0 0 34px}
.time-step:last-child{padding-bottom:0}
.time-no{position:relative;z-index:1;width:47px;height:47px;display:grid;place-items:center;border:1px solid var(--ink);border-radius:50%;background:var(--paper);font-size:13px;font-weight:900}
.time-step:first-child .time-no{background:var(--lime)}
.time-content{padding:4px 0 0}
.time-content h3{margin:0 0 6px;font-size:22px;letter-spacing:-.04em}
.time-content p{margin:0;color:var(--muted);font-size:14px}
.scene-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:14px}
.scene-card{min-height:270px;position:relative;overflow:hidden;background:var(--ink);color:var(--white);padding:27px;display:flex;align-items:flex-end}
.scene-card:first-child{grid-row:span 2;min-height:554px}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;opacity:.62;transition:transform .55s ease}
.scene-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,12,9,.88),rgba(8,12,9,.08))}
.scene-card:hover img{transform:scale(1.06)}
.scene-copy{position:relative;z-index:1}
.scene-copy b{display:block;margin-bottom:9px;color:var(--lime);font-size:12px;letter-spacing:.1em}
.scene-copy h3{margin:0;font-size:clamp(22px,2.1vw,35px);line-height:1.15;letter-spacing:-.06em}
.scene-copy p{margin:10px 0 0;font-size:13px;color:#e5e9e2}
.metrics-wrap{background:var(--ink);color:var(--white);padding:58px 0}
.metrics-grid{display:grid;grid-template-columns:1.25fr repeat(3,1fr);border-top:1px solid rgba(255,255,255,.22);border-bottom:1px solid rgba(255,255,255,.22)}
.metric-intro,.metric{padding:26px;border-right:1px solid rgba(255,255,255,.22)}
.metric:last-child{border-right:0}
.metric-intro h2{margin:0;font-size:28px;line-height:1.22;letter-spacing:-.06em}
.metric strong{display:block;color:var(--lime);font-size:clamp(36px,4vw,57px);line-height:1;letter-spacing:-.08em}
.metric span{display:block;margin-top:12px;color:#d0d6cf;font-size:13px}
.notice-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:66px;align-items:start}
.notice-card{padding:32px;background:var(--white);border-top:4px solid var(--orange)}
.notice-card h2{margin:0 0 13px;font-size:32px;line-height:1.2;letter-spacing:-.06em}
.notice-card p{margin:0;color:var(--muted);font-size:14px}
.notice-list{border-top:1px solid var(--line)}
.notice-item{display:grid;grid-template-columns:80px 1fr;gap:25px;padding:21px 0;border-bottom:1px solid var(--line)}
.notice-item b{font-size:12px;color:var(--orange);letter-spacing:.08em}
.notice-item p{margin:0;font-size:15px}
.faq-section{background:var(--white)}
.faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:70px}
.faq-copy h2{margin:0 0 18px;font-size:clamp(31px,4vw,52px);line-height:1.14;letter-spacing:-.07em}
.faq-copy p{margin:0;color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;border:0;background:transparent;padding:21px 0;display:flex;justify-content:space-between;gap:20px;text-align:left;color:var(--ink);font-weight:800;font-size:16px}
.faq-question span:last-child{font-size:23px;font-weight:400;transition:var(--ease)}
.faq-question[aria-expanded="true"] span:last-child{transform:rotate(45deg);color:var(--orange)}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s ease}
.faq-answer>div{overflow:hidden}
.faq-answer p{margin:0;padding:0 38px 0 0;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.faq-item.open .faq-answer p{padding-bottom:22px}
.cta-section{padding:94px 0;background:var(--lime);position:relative;overflow:hidden}
.cta-section:after{content:"SPORT";position:absolute;right:-17px;bottom:-67px;font-size:170px;font-weight:900;line-height:1;color:rgba(23,26,23,.08);letter-spacing:-.11em}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:55px;align-items:end}
.cta-inner h2{max-width:710px;margin:0;font-size:clamp(36px,5vw,65px);line-height:1.06;letter-spacing:-.08em}
.cta-inner p{margin:20px 0 0;max-width:640px;font-size:16px}
.cta-actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}
.site-footer{background:var(--dark);color:var(--white);padding:70px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:42px;padding-bottom:53px}
.footer-brand p{max-width:315px;margin:20px 0 0;color:#bfc6bc;font-size:14px}
.footer-col h3{margin:0 0 17px;font-size:14px;color:var(--lime)}
.footer-col a,.footer-col span{display:block;margin:0 0 10px;color:#c5cbc3;font-size:13px;transition:var(--ease)}
.footer-col a:hover{color:var(--lime);transform:translateX(3px)}
.footer-bottom{padding-top:20px;border-top:1px solid rgba(255,255,255,.16);display:flex;justify-content:space-between;gap:20px;color:#aeb6ac;font-size:12px}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}
@media(max-width:1100px){
 .nav-links a{padding:0 8px;font-size:13px}.category-grid,.intro-layout,.faq-layout,.cta-inner{gap:42px}
 .operation-item{grid-template-columns:60px .9fr 1.2fr auto;gap:16px}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
 .footer-brand{grid-column:span 3}
}
@media(max-width:860px){
 .nav-cta{display:none}.menu-toggle{display:block;z-index:102}
 .nav-links{position:absolute;left:0;right:0;top:116px;background:var(--paper);border-bottom:1px solid var(--line);padding:12px 24px 20px;display:none;align-items:stretch;flex-direction:column;box-shadow:var(--shadow)}
 .nav-links.open{display:flex}.nav-links a{min-height:48px;padding:0 4px;font-size:15px}.nav-links a:after{left:4px;right:auto;width:28px;bottom:4px}
 .category-hero{padding-top:157px}.category-grid,.intro-layout,.faq-layout,.cta-inner{grid-template-columns:1fr}
 .category-stats{border-left:0;border-top:1px solid rgba(255,255,255,.28);padding:20px 0 0;grid-template-columns:repeat(3,1fr);gap:15px}
 .stat-line{display:block}.stat-line strong{display:block;margin-bottom:4px}
 .scene-grid{grid-template-columns:1fr 1fr}.scene-card:first-child{grid-row:span 1;grid-column:span 2;min-height:370px}
 .metrics-grid{grid-template-columns:1fr 1fr}.metric-intro{grid-column:span 2}.metric:nth-child(3){border-right:0}
 .cta-actions{justify-content:flex-start}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}
}
@media(max-width:620px){
 .container{width:min(calc(100% - 32px),var(--container))}.section{padding:70px 0}.topbar-note{font-size:11px}.topbar-contact{display:none}
 .nav-row{height:70px}.nav-links{top:110px;padding-left:16px;padding-right:16px}.logo{font-size:17px}
 .category-hero{padding:145px 0 60px}.category-copy h1{font-size:43px}.category-copy p{font-size:14px}.category-stats{grid-template-columns:1fr 1fr}
 .section-head{grid-template-columns:1fr;gap:16px;margin-bottom:31px}.section-head h2{font-size:34px}
 .operation-panel img{height:230px}.operation-caption{font-size:11px}
 .operation-item{grid-template-columns:48px 1fr auto;gap:12px;padding:22px 0}.operation-item p{grid-column:2/4}.operation-item .mini-tags{display:none}.operation-item h3{font-size:18px}.operation-item:hover{padding-left:6px}
 .time-step{grid-template-columns:62px 1fr;gap:17px}.timeline:before{left:23px}.time-content h3{font-size:19px}
 .scene-grid{grid-template-columns:1fr}.scene-card,.scene-card:first-child{grid-column:auto;min-height:270px}.scene-card:first-child{min-height:330px}
 .metrics-wrap{padding:35px 0}.metrics-grid{grid-template-columns:1fr}.metric-intro{grid-column:auto}.metric-intro,.metric{border-right:0;border-bottom:1px solid rgba(255,255,255,.2)}.metric:last-child{border-bottom:0}
 .notice-layout{grid-template-columns:1fr;gap:28px}.notice-item{grid-template-columns:60px 1fr;gap:13px}
 .faq-layout{gap:34px}.faq-question{font-size:15px}.cta-section{padding:68px 0}.cta-inner h2{font-size:39px}.cta-actions .btn{width:100%}
 .footer-grid{grid-template-columns:1fr;gap:25px}.footer-brand{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
}