/* roulang page: index */
:root{--ink:#172126;--muted:#68767b;--paper:#f7f8f5;--white:#fff;--line:#dfe6e2;--teal:#087f78;--teal-dark:#075f5b;--coral:#e66e52;--gold:#d6a647;--radius:18px;--shadow:0 14px 38px rgba(21,45,43,.1)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;object-fit:cover}
button,input{font:inherit}
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,245,.94);backdrop-filter:blur(15px);border-bottom:1px solid var(--line)}
.navbar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{font-size:20px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.logo span{color:var(--teal)}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{padding:9px 17px;border-radius:999px;color:var(--muted);font-size:14px;transition:.25s}
.nav-links a:hover,.nav-links a.active{background:#e4f0ed;color:var(--teal-dark)}
.nav-action{background:var(--teal)!important;color:#fff!important;box-shadow:0 7px 16px rgba(8,127,120,.2)}
.menu-button{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:7px 11px;color:var(--teal)}
.hero{padding:72px 0 54px;background:linear-gradient(120deg,#edf6f0 0%,#f7f8f5 54%,#fff2e7 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--teal-dark);font-size:13px;font-weight:700;letter-spacing:.08em;margin-bottom:18px}
.kicker:before{content:"";width:28px;height:2px;background:var(--coral)}
h1{font-size:clamp(34px,5vw,64px);line-height:1.16;letter-spacing:0;font-weight:900;max-width:700px}
.hero-copy{font-size:17px;color:var(--muted);margin:24px 0 28px;max-width:650px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:10px;border:1px solid transparent;font-weight:700;font-size:14px;transition:.25s}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 20px rgba(230,110,82,.2)}
.btn-primary:hover{background:#cf593e;transform:translateY(-2px)}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--teal-dark)}
.btn-secondary:hover{border-color:var(--teal);transform:translateY(-2px)}
.btn:focus,a:focus,input:focus{outline:3px solid rgba(230,110,82,.3);outline-offset:2px}
.hero-panel{background:#173a3a;color:#fff;border-radius:24px;padding:28px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.hero-panel:after{content:"";position:absolute;width:170px;height:170px;border:1px solid rgba(255,255,255,.15);border-radius:50%;right:-55px;top:-55px}
.panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.16);padding-bottom:19px}
.status{font-size:12px;background:#d9f2df;color:#236847;border-radius:999px;padding:4px 10px;font-weight:700}
.panel-title{font-size:21px;font-weight:800;margin:23px 0 10px}
.progress{height:9px;background:rgba(255,255,255,.15);border-radius:20px;overflow:hidden;margin:18px 0 10px}
.progress i{display:block;width:76%;height:100%;background:var(--gold);border-radius:20px}
.panel-meta{display:flex;justify-content:space-between;color:#bdd0ca;font-size:13px}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:25px}
.tier{border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:13px 10px}
.tier strong{display:block;color:#fff;font-size:16px}.tier small{color:#aec1bb;font-size:12px}
section{padding:76px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
.section-head h2{font-size:30px;line-height:1.3}
.section-head p{color:var(--muted);max-width:620px;font-size:15px}
.eyebrow{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
.grid{display:grid;gap:18px}
.collection-grid{grid-template-columns:1.3fr .85fr .85fr}
.content-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
.content-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c7ddd7}
.card-image{height:190px;position:relative}
.card-image img{height:100%;filter:saturate(.88)}
.card-image:after{content:"HD";position:absolute;left:16px;top:15px;background:var(--gold);color:#fff;border-radius:6px;padding:2px 8px;font-weight:800;font-size:11px}
.card-body{padding:20px}
.card-body h3{font-size:19px;line-height:1.4;margin-bottom:8px}
.card-body p{font-size:14px;color:var(--muted);line-height:1.75}
.card-meta{display:flex;justify-content:space-between;margin-top:15px;color:var(--teal);font-size:12px;font-weight:700}
.feature-card{grid-row:span 2}.feature-card .card-image{height:330px}
.strip{background:#173a3a;color:#fff}
.strip .section-head p{color:#c0d4ce}
.recommend-grid{grid-template-columns:repeat(4,1fr)}
.recommend-item{padding:22px;border:1px solid rgba(255,255,255,.18);border-radius:14px;min-height:170px}
.recommend-item b{font-size:23px;color:var(--gold);display:block;margin-bottom:13px}
.recommend-item h3{font-size:17px;margin-bottom:6px}.recommend-item p{font-size:13px;color:#b9cdc7}
.news-layout{display:grid;grid-template-columns:1fr .78fr;gap:42px}
.news-list{border-top:1px solid var(--line)}
.news-item{display:flex;justify-content:space-between;gap:18px;padding:19px 0;border-bottom:1px solid var(--line)}
.news-item h3{font-size:16px;margin-bottom:3px}.news-item p{font-size:13px;color:var(--muted)}
.news-date{color:var(--coral);font-size:12px;white-space:nowrap}
.quote{background:#fff;border-left:4px solid var(--coral);padding:27px;border-radius:0 14px 14px 0;box-shadow:0 7px 20px rgba(21,45,43,.05)}
.quote p{font-size:18px;line-height:1.75;margin-bottom:14px}.quote small{color:var(--muted)}
.save-band{background:#fff3e8}
.save-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}
.save-grid h2{font-size:31px;line-height:1.35}.save-grid p{color:var(--muted);margin:15px 0 22px}
.form-box{background:#fff;padding:25px;border:1px solid #f0d9c7;border-radius:var(--radius)}
.form-row{display:flex;gap:9px}.form-row input{flex:1;min-width:0;padding:12px 14px;border:1px solid var(--line);border-radius:9px;background:var(--paper);color:var(--ink)}
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.topic{background:#e8f1ed;border-radius:13px;padding:17px 18px;color:var(--teal-dark);font-weight:700;transition:.2s}
.topic:hover{background:var(--teal);color:#fff;transform:translateY(-2px)}
.social{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.social .quote{border:1px solid var(--line);border-left:1px solid var(--line);border-radius:14px}
.closing{padding:55px 0;background:var(--teal-dark);color:#fff;text-align:center}
.closing h2{font-size:30px}.closing p{color:#c8ded9;margin:10px auto 22px;max-width:650px}
.site-footer{background:#122f30;color:#b9ceca;padding:42px 0 25px}
.footer-main{display:flex;justify-content:space-between;gap:30px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.13)}
.footer-brand{color:#fff;font-size:20px;font-weight:800}.footer-brand span{color:#e9b45d}
.footer-links{display:flex;gap:22px;font-size:13px}.footer-links a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:15px;padding-top:20px;font-size:12px;color:#8daaa5}
@media(max-width:1024px){.hero-grid{gap:30px}.recommend-grid{grid-template-columns:repeat(2,1fr)}.collection-grid{grid-template-columns:1fr 1fr}.feature-card{grid-row:span 1}.feature-card .card-image{height:230px}}
@media(max-width:768px){.container{width:min(100% - 30px,600px)}.navbar{height:68px}.menu-button{display:block}.nav-links{display:none;position:absolute;top:68px;left:15px;right:15px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{text-align:center}.hero{padding:48px 0}.hero-grid,.news-layout,.save-grid{grid-template-columns:1fr}.hero-panel{order:2}.section-head{display:block}.section-head p{margin-top:12px}.topic-grid{grid-template-columns:repeat(2,1fr)}.social{grid-template-columns:1fr}section{padding:58px 0}.footer-main,.footer-bottom{display:block}.footer-links{margin-top:18px;flex-wrap:wrap}}
@media(max-width:520px){h1{font-size:35px}.hero-copy{font-size:15px}.tiers{gap:6px}.tier{padding:10px 7px}.tier strong{font-size:14px}.collection-grid,.recommend-grid{grid-template-columns:1fr}.card-image,.feature-card .card-image{height:210px}.form-row{display:block}.form-row input,.form-row .btn{width:100%;margin-bottom:9px}.topic-grid{grid-template-columns:1fr}.section-head h2,.save-grid h2{font-size:26px}.footer-links{gap:13px}}

/* roulang page: category1 */
:root{--ink:#172126;--muted:#68767b;--paper:#f7f8f5;--white:#fff;--line:#dfe6e2;--teal:#087f78;--teal-dark:#075f5b;--coral:#e66e52;--gold:#d6a647;--radius:18px;--shadow:0 14px 38px rgba(21,45,43,.1)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;object-fit:cover}
button,input{font:inherit}
button{cursor:pointer}
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,245,.94);backdrop-filter:blur(15px);border-bottom:1px solid var(--line)}
.navbar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{font-size:20px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.logo span{color:var(--teal)}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{padding:9px 17px;border-radius:999px;color:var(--muted);font-size:14px;transition:.25s}
.nav-links a:hover,.nav-links a.active{background:#e4f0ed;color:var(--teal-dark)}
.nav-action{background:var(--teal)!important;color:#fff!important;box-shadow:0 7px 16px rgba(8,127,120,.2)}
.menu-button{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:7px 11px;color:var(--teal)}
.hero{position:relative;overflow:hidden;padding:70px 0 58px;background:#173a3a;color:#fff}
.hero:after{content:"";position:absolute;right:-8%;top:-42%;width:55%;height:170%;background:var(--coral);transform:skewX(-18deg);opacity:.95}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}
.eyebrow{color:var(--gold);font-size:12px;font-weight:800;letter-spacing:.12em;margin-bottom:10px}
.hero h1{font-size:clamp(38px,5vw,64px);line-height:1.2;margin:0;max-width:680px}
.hero-copy{font-size:17px;color:#d5e1dc;margin:23px 0 28px;max-width:650px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:10px;border:1px solid transparent;font-weight:700;font-size:14px;transition:.25s}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 20px rgba(230,110,82,.2)}
.btn-primary:hover{background:#cf593e;transform:translateY(-2px)}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--teal-dark)}
.btn-secondary:hover{border-color:var(--teal);transform:translateY(-2px)}
.btn:focus,a:focus,input:focus{outline:3px solid rgba(230,110,82,.3);outline-offset:2px}
.hero-panel{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:24px;padding:28px;backdrop-filter:blur(8px)}
.panel-kicker{color:#f6dca7;font-size:13px;font-weight:700}
.panel-title{font-size:25px;font-weight:800;line-height:1.4;margin:18px 0 10px}
.panel-text{color:#d5e1dc;font-size:14px;margin:0}
.panel-meta{display:flex;justify-content:space-between;gap:18px;margin-top:24px;padding-top:18px;border-top:1px solid rgba(255,255,255,.2);color:#c2d3ce;font-size:13px}
section{padding:76px 0}
.section-soft{background:#eef5f1}
.section-warm{background:#fff3e8}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
.section-head h2{font-size:30px;line-height:1.3;margin:0}
.section-head p{color:var(--muted);max-width:620px;font-size:15px;margin:0}
.section-label{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.12em;margin-bottom:8px}
.grid{display:grid;gap:18px}
.topic-grid{grid-template-columns:repeat(4,1fr)}
.topic-card{position:relative;min-height:190px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c7ddd7}
.topic-card:after{content:"";position:absolute;right:-25px;bottom:-38px;width:110px;height:110px;border:14px solid rgba(8,127,120,.08);border-radius:50%}
.topic-number{color:var(--gold);font-size:13px;font-weight:800}
.topic-card h3{font-size:20px;margin:18px 0 8px}
.topic-card p{color:var(--muted);font-size:14px;line-height:1.7;margin:0}
.split-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.split-layout h2{font-size:32px;line-height:1.4;margin:0 0 16px}
.split-layout>div>p{color:var(--muted);margin:0}
.feature-list{display:grid;gap:14px}
.feature-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.feature-item:first-child{padding-top:0}
.feature-icon{flex:0 0 42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#e4f0ed;color:var(--teal);font-weight:800}
.feature-item h3{font-size:17px;margin:0 0 4px}
.feature-item p{color:var(--muted);font-size:14px;margin:0}
.content-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:28px}
.editorial-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.editorial-card h3{font-size:23px;line-height:1.4;margin:0 0 12px}
.editorial-card p{color:var(--muted);margin:0 0 20px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-flex;padding:5px 11px;border-radius:999px;background:#eaf3ef;color:var(--teal-dark);font-size:12px;font-weight:700}
.quote-panel{background:#173a3a;color:#fff;border-radius:var(--radius);padding:28px}
.quote-panel blockquote{font-size:20px;line-height:1.6;margin:0 0 18px}
.quote-panel cite{font-size:13px;color:#bcd0ca;font-style:normal}
.news-list{border-top:1px solid var(--line)}
.news-item{display:flex;justify-content:space-between;gap:18px;padding:19px 0;border-bottom:1px solid var(--line)}
.news-item h3{font-size:16px;margin:0 0 3px}
.news-item p{font-size:13px;color:var(--muted);margin:0}
.news-date{flex:0 0 auto;color:var(--teal);font-size:12px;font-weight:700}
.stat-band{background:#e4f0ed}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.stat{padding:25px;border-left:3px solid var(--coral)}
.stat strong{display:block;color:var(--teal-dark);font-size:32px;line-height:1.2}
.stat span{display:block;color:var(--muted);font-size:14px;margin-top:7px}
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.faq{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px}
.faq h3{font-size:16px;margin:0 0 7px}
.faq p{font-size:14px;color:var(--muted);margin:0}
.cta-band{padding:42px 0;background:var(--coral);color:#fff}
.cta-row{display:flex;justify-content:space-between;align-items:center;gap:24px}
.cta-row h2{font-size:28px;margin:0;line-height:1.35}
.cta-row p{margin:8px 0 0;color:#ffe8df;font-size:14px}
.cta-band .btn{background:#fff;color:var(--teal-dark)}
.site-footer{background:#122f30;color:#b9ceca;padding:42px 0 25px}
.footer-main{display:flex;justify-content:space-between;gap:30px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.13)}
.footer-brand{color:#fff;font-size:20px;font-weight:800}
.footer-brand span{color:#e9b45d}
.footer-links{display:flex;gap:22px;font-size:13px}
.footer-links a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:15px;padding-top:20px;font-size:12px;color:#8daaa5}
@media(max-width:1024px){
 .hero-grid{gap:30px}.topic-grid{grid-template-columns:repeat(2,1fr)}
 .content-layout{grid-template-columns:1fr}.split-layout{gap:30px}
}
@media(max-width:768px){
 .container{width:min(100% - 30px,600px)}
 .navbar{height:68px}.menu-button{display:block}
 .nav-links{display:none;position:absolute;top:68px;left:15px;right:15px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}.nav-links a{text-align:center}
 .hero{padding:52px 0}.hero:after{right:-30%;width:65%}
 .hero-grid{grid-template-columns:1fr}.hero-panel{max-width:560px}
 section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:12px}
 .split-layout{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr}
 .cta-row{display:block}.cta-row .btn{margin-top:20px}
 .footer-main,.footer-bottom{display:block}.footer-links{margin-top:18px;flex-wrap:wrap}
}
@media(max-width:520px){
 .hero h1{font-size:38px}.hero-copy{font-size:15px}
 .topic-grid,.faq-grid{grid-template-columns:1fr}
 .topic-card{min-height:160px}.news-item{display:block}.news-date{display:block;margin-top:7px}
 .section-head h2,.split-layout h2{font-size:27px}
}