/* roulang page: index */
:root{
  --ink:#281827;--plum:#4e183f;--berry:#a52f72;--rose:#d96a89;
  --coral:#f2a184;--ivory:#fbf7f1;--paper:#fffdf9;--mist:#f1e9ed;
  --muted:#766b75;--line:#dfd2d8;--white:#fff;--radius:18px;
  --shadow:0 16px 42px rgba(65,25,54,.10);--ease:all .25s ease;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ivory);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none;transition:var(--ease)}img{max-width:100%;display:block}button,input,textarea{font:inherit}button{cursor:pointer}.container{max-width:1220px;margin:0 auto;padding:0 28px}.site-header{position:sticky;top:0;z-index:20;background:rgba(251,247,241,.96);border-bottom:1px solid transparent;transition:var(--ease)}.site-header.is-scrolled{border-color:var(--line);box-shadow:0 5px 22px rgba(49,22,42,.06)}.nav-wrap{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{font-size:21px;font-weight:800;letter-spacing:.04em;color:var(--plum);white-space:nowrap}.brand i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--coral);margin:0 8px 3px 0}.menu{display:flex;align-items:center;gap:7px;margin:0}.menu li{list-style:none}.menu a{display:block;padding:9px 16px;color:#655762;font-size:14px;border-radius:99px}.menu a:hover,.menu a:focus,.menu a.active{color:var(--berry);background:#f5e8ef;outline:none}.menu a.active:after{content:"";display:inline-block;width:5px;height:5px;margin-left:7px;margin-bottom:2px;border-radius:50%;background:var(--berry)}.nav-cta,.button-main{background:var(--plum);color:var(--white);border:1px solid var(--plum);border-radius:999px;padding:11px 21px;font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:9px}.nav-cta:hover,.button-main:hover{background:var(--berry);border-color:var(--berry);transform:translateY(-2px);color:#fff}.menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);border-radius:9px;padding:7px 11px;color:var(--plum)}a:focus,button:focus,input:focus,textarea:focus{outline:3px solid rgba(217,106,137,.35);outline-offset:3px}
.hero{padding:78px 0 62px;background:var(--plum);color:#fff;overflow:hidden;position:relative}.hero:before{content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(255,255,255,.13);border-radius:50%;right:-110px;top:-180px}.hero:after{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(242,161,132,.35);border-radius:50%;right:80px;bottom:-190px}.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:70px;position:relative;z-index:1}.eyebrow{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--coral);font-weight:700}.hero h1{font-size:clamp(42px,5.4vw,74px);line-height:1.16;letter-spacing:-.04em;margin:18px 0 22px;max-width:680px}.hero h1 em{font-style:normal;color:#f6b4ae}.hero-copy{font-size:17px;color:#e8d9e2;max-width:590px;margin:0 0 30px}.hero-actions{display:flex;align-items:center;gap:22px}.button-light{color:#fff;border-bottom:1px solid var(--coral);padding:7px 0}.button-light:hover{color:var(--coral)}.hero-panel{min-height:360px;background:#6b2858;border:1px solid rgba(255,255,255,.17);border-radius:24px;padding:25px;position:relative;box-shadow:var(--shadow)}.panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:18px}.panel-title{font-size:13px;color:#f2dbe6}.signal{display:flex;gap:5px;align-items:center;font-size:12px;color:#f6b4ae}.signal span{width:7px;height:7px;border-radius:50%;background:var(--coral)}.poster{margin:24px 0;background:linear-gradient(135deg,#d76883,#7f2c63 55%,#35172e);border-radius:16px;min-height:175px;padding:23px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}.poster:before{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.35);border-radius:50%;right:-25px;top:-40px}.poster strong{font-size:28px;line-height:1.25;position:relative}.poster small{color:#f8dce0;margin-top:8px;position:relative}.panel-tags{display:flex;gap:8px;flex-wrap:wrap}.panel-tags span,.tag{font-size:12px;padding:4px 10px;border-radius:99px;background:#f7e8ee;color:var(--berry);display:inline-block}.panel-tags span{background:rgba(255,255,255,.13);color:#fbe9ed}.section{padding:105px 0}.section-soft{background:#f4edf0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}.section-kicker{font-size:12px;letter-spacing:.15em;color:var(--berry);font-weight:800}.section h2{font-size:clamp(30px,4vw,46px);line-height:1.2;margin:10px 0 0;letter-spacing:-.035em}.section-intro{max-width:460px;color:var(--muted);margin:0}.entry-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.entry-large,.entry-small{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:29px;transition:var(--ease)}.entry-large{min-height:270px;background:linear-gradient(135deg,#fffdf9 35%,#f6e4eb)}.entry-large h3,.entry-small h3{font-size:24px;margin:22px 0 9px}.entry-small h3{font-size:19px;margin-top:15px}.entry-large p,.entry-small p{color:var(--muted);font-size:14px;margin:0}.entry-side{display:grid;gap:20px}.entry-large:hover,.entry-small:hover{border-color:var(--rose);transform:translateY(-4px);box-shadow:var(--shadow)}.arrow{float:right;color:var(--berry);font-size:24px}.stats{background:var(--mist);padding:40px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.stat{padding:10px 28px;border-right:1px solid #d7c8d0}.stat:first-child{padding-left:0}.stat:last-child{border:0}.stat b{display:block;font-size:42px;color:var(--plum);line-height:1.15}.stat span{font-size:13px;color:var(--muted)}.feature-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:26px;align-items:stretch}.feature-main{border-radius:22px;min-height:420px;padding:34px;background:linear-gradient(145deg,#401432,#9b326e);color:#fff;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}.feature-main:before{content:"";position:absolute;inset:22px;border:1px solid rgba(255,255,255,.2);border-radius:16px}.feature-main>*{position:relative}.feature-main h3{font-size:31px;max-width:480px;line-height:1.3;margin:15px 0 10px}.feature-main p{color:#f3dfe8;max-width:500px}.feature-list{display:grid;gap:14px}.feature-item{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px 22px;display:grid;grid-template-columns:52px 1fr auto;gap:16px;align-items:center}.feature-no{color:var(--berry);font-size:13px;font-weight:800}.feature-item h4{font-size:17px;margin:0 0 3px}.feature-item p{font-size:13px;color:var(--muted);margin:0}.feature-item:hover{border-color:var(--rose);background:#fff7f8}.path{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;position:relative}.path:before{content:"";position:absolute;top:31px;left:11%;right:11%;height:1px;background:var(--line)}.step{position:relative;padding-top:66px}.step-dot{position:absolute;top:18px;left:0;width:27px;height:27px;border:7px solid var(--ivory);background:var(--berry);border-radius:50%;box-shadow:0 0 0 1px var(--berry)}.step b{font-size:13px;color:var(--berry)}.step h3{font-size:21px;margin:10px 0 8px}.step p{color:var(--muted);font-size:14px;margin:0}.faq-list{max-width:850px;margin:0 auto}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:none;border:0;padding:22px 0;color:var(--ink);font-weight:700}.faq-q span{font-size:23px;color:var(--berry);transition:var(--ease)}.faq-item.open .faq-q span{transform:rotate(45deg)}.faq-a{display:none;color:var(--muted);font-size:14px;padding:0 44px 22px 0}.faq-item.open .faq-a{display:block}.cta{padding:75px 0;background:#f0dce5}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:35px}.cta h2{margin:0 0 12px;font-size:clamp(28px,4vw,43px)}.cta p{color:var(--muted);margin:0;max-width:620px}.site-footer{background:#281827;color:#e9dce4;padding:58px 0 25px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:40px}.footer-brand{font-size:21px;font-weight:800;color:#fff}.footer-copy{color:#bcaab5;font-size:13px;max-width:340px;margin-top:14px}.footer-title{font-size:13px;color:var(--coral);margin-bottom:12px}.footer-links a{display:block;color:#cdbdc7;font-size:14px;margin:5px 0}.footer-links a:hover{color:var(--coral)}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:45px;padding-top:18px;color:#9f8c98;font-size:12px;display:flex;justify-content:space-between}.scroll-row{display:flex;gap:12px;overflow-x:auto;padding:5px 0 12px;scrollbar-width:thin}.scroll-row a{min-width:210px;background:var(--paper);border:1px solid var(--line);padding:17px 20px;border-radius:14px}.scroll-row a:hover{border-color:var(--rose);color:var(--berry)}.form-note{font-size:12px;color:var(--muted);margin-top:14px}
@media(max-width:1023px){.hero-grid,.feature-grid{grid-template-columns:1fr;gap:42px}.hero-panel{max-width:650px}.section{padding:82px 0}.path:before{left:8%;right:8%}}
@media(max-width:767px){.container{padding:0 20px}.nav-wrap{min-height:70px}.menu-toggle{display:block}.nav-cta{display:none}.menu{display:none;position:absolute;left:20px;right:20px;top:70px;padding:12px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px}.menu.is-open{display:block}.menu a{padding:12px 14px}.hero{padding:58px 0 45px}.hero h1{font-size:43px}.hero-copy{font-size:15px}.hero-actions{flex-wrap:wrap}.hero-panel{min-height:320px;padding:19px}.poster{min-height:155px}.section{padding:68px 0}.section-head{display:block;margin-bottom:28px}.section-intro{margin-top:15px}.entry-layout{grid-template-columns:1fr}.entry-large{min-height:235px}.stat-grid{grid-template-columns:repeat(2,1fr);gap:22px}.stat{padding:8px 15px;border-right:0}.stat:first-child{padding-left:0}.stat b{font-size:34px}.feature-main{min-height:350px;padding:26px}.feature-main h3{font-size:25px}.feature-item{grid-template-columns:38px 1fr}.feature-item .arrow{display:none}.path{grid-template-columns:1fr;gap:28px}.path:before{top:26px;bottom:26px;left:12px;width:1px;height:auto;right:auto}.step{padding:0 0 0 55px;min-height:90px}.step-dot{top:2px}.cta-box{display:block}.cta .button-main{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:7px}}
@media(max-width:420px){.brand{font-size:17px}.hero h1{font-size:38px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}

/* roulang page: category1 */
:root{--ink:#281827;--plum:#4e183f;--berry:#a52f72;--rose:#d96a89;--coral:#f2a184;--ivory:#fbf7f1;--paper:#fffdf9;--mist:#f1e9ed;--muted:#766b75;--line:#dfd2d8;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(65,25,54,.10);--ease:all .25s ease}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ivory);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none;transition:var(--ease)}img{max-width:100%;display:block}button,input,textarea{font:inherit}button{cursor:pointer}.container{max-width:1220px;margin:0 auto;padding:0 28px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,247,241,.96);border-bottom:1px solid transparent;transition:var(--ease)}.site-header.is-scrolled{border-color:var(--line);box-shadow:0 5px 22px rgba(49,22,42,.06)}.nav-wrap{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{font-size:21px;font-weight:800;letter-spacing:.04em;color:var(--plum);white-space:nowrap}.brand i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--coral);margin:0 8px 3px 0}.menu{display:flex;align-items:center;gap:7px;margin:0}.menu li{list-style:none}.menu a{display:block;padding:9px 16px;color:#655762;font-size:14px;border-radius:99px}.menu a:hover,.menu a:focus,.menu a.active{color:var(--berry);background:#f5e8ef;outline:none}.menu a.active:after{content:"";display:inline-block;width:5px;height:5px;margin-left:7px;margin-bottom:2px;border-radius:50%;background:var(--berry)}.nav-cta,.button-main{background:var(--plum);color:#fff;border:1px solid var(--plum);border-radius:999px;padding:11px 21px;font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:9px}.nav-cta:hover,.button-main:hover{background:var(--berry);border-color:var(--berry);transform:translateY(-2px);color:#fff}.menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);border-radius:9px;padding:7px 11px;color:var(--plum)}
a:focus,button:focus,input:focus,textarea:focus{outline:3px solid rgba(217,106,137,.35);outline-offset:3px}
.category-hero{background:var(--plum);color:#fff;padding:78px 0 72px;position:relative;overflow:hidden}.category-hero:after{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(255,255,255,.15);border-radius:50%;right:-125px;top:-180px}.category-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center;position:relative;z-index:1}.eyebrow,.section-kicker{font-size:12px;letter-spacing:.16em;color:var(--coral);font-weight:800}.category-hero h1{font-size:clamp(40px,5.2vw,68px);line-height:1.18;letter-spacing:-.045em;margin:17px 0 20px}.category-hero h1 em{font-style:normal;color:#f6b4ae}.hero-copy{font-size:17px;color:#e8d9e2;max-width:610px;margin:0}.index-board{background:#6b2858;border:1px solid rgba(255,255,255,.18);border-radius:23px;padding:27px;box-shadow:var(--shadow)}.board-top{display:flex;justify-content:space-between;color:#f2dbe6;font-size:13px;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:18px}.board-number{font-size:66px;line-height:1;color:#fff;margin:27px 0 20px;font-weight:800}.board-label{color:#f4dce7;font-size:14px}.board-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:25px}.board-tags span,.tag{font-size:12px;padding:4px 11px;border-radius:99px;background:#f7e8ee;color:var(--berry);display:inline-block}.board-tags span{background:rgba(255,255,255,.13);color:#fbe9ed}
.section{padding:92px 0}.section-soft{background:#f4edf0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}.section h2{font-size:clamp(30px,4vw,45px);line-height:1.2;margin:10px 0 0;letter-spacing:-.035em}.section-intro{max-width:480px;color:var(--muted);margin:0}.narrow{max-width:720px;color:var(--muted);font-size:17px}.filter-bar{display:flex;gap:10px;overflow-x:auto;padding:5px 0 15px;border-bottom:1px solid var(--line);margin-top:34px}.filter-btn{background:var(--paper);color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:8px 17px;white-space:nowrap;font-size:14px;transition:var(--ease)}.filter-btn:hover,.filter-btn.active{background:var(--berry);border-color:var(--berry);color:#fff}.content-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:28px;margin-top:42px}.lead-card{min-height:440px;border-radius:22px;padding:30px;background:linear-gradient(145deg,#401432,#9b326e);color:#fff;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}.lead-card:before{content:"";position:absolute;inset:20px;border:1px solid rgba(255,255,255,.22);border-radius:15px}.lead-card>*{position:relative}.lead-card h3{font-size:30px;line-height:1.35;margin:15px 0 10px}.lead-card p{color:#f3dfe8;margin:0 0 18px}.lead-link{color:#fff;border-bottom:1px solid var(--coral);width:max-content}.article-list{display:grid;gap:13px}.article-card{display:grid;grid-template-columns:78px 1fr auto;align-items:center;gap:18px;padding:19px 21px;background:var(--paper);border:1px solid var(--line);border-radius:16px;transition:var(--ease)}.article-card:hover{border-color:var(--rose);background:#fff7f8;transform:translateX(4px)}.thumb{height:70px;border-radius:11px;background:linear-gradient(135deg,#f0c1c2,#8e356d);position:relative}.thumb:after{content:"";position:absolute;inset:13px;border:1px solid rgba(255,255,255,.65);border-radius:8px}.article-card h3{font-size:18px;margin:6px 0 3px;line-height:1.4}.article-card p{font-size:13px;color:var(--muted);margin:0}.article-meta{color:var(--berry);font-size:12px;white-space:nowrap}.article-arrow{font-size:23px;color:var(--berry)}.scroll-row{display:flex;gap:15px;overflow-x:auto;padding:5px 0 10px}.scroll-card{flex:0 0 300px;background:var(--paper);border:1px solid var(--line);border-radius:17px;padding:22px;min-height:180px}.scroll-card:hover{border-color:var(--rose);box-shadow:var(--shadow)}.scroll-card h3{font-size:20px;line-height:1.4;margin:14px 0 7px}.scroll-card p{font-size:14px;color:var(--muted);margin:0}.path{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);margin-top:35px}.path-item{padding:28px 25px 10px 0;border-right:1px solid var(--line);position:relative}.path-item:not(:first-child){padding-left:25px}.path-item:last-child{border-right:0}.path-no{color:var(--berry);font-weight:800;font-size:13px}.path h3{font-size:21px;margin:11px 0 7px}.path p{color:var(--muted);font-size:14px;margin:0}.faq-list{max-width:850px;margin:0 auto}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:none;border:0;padding:22px 0;color:var(--ink);font-weight:700}.faq-q span{font-size:23px;color:var(--berry);transition:var(--ease)}.faq-item.open .faq-q span{transform:rotate(45deg)}.faq-a{display:none;color:var(--muted);font-size:14px;padding:0 44px 22px 0}.faq-item.open .faq-a{display:block}.cta{padding:73px 0;background:#f0dce5}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:35px}.cta h2{margin:0 0 12px;font-size:clamp(28px,4vw,43px)}.cta p{color:var(--muted);margin:0;max-width:650px}.site-footer{background:#281827;color:#e9dce4;padding:58px 0 25px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:40px}.footer-brand{font-size:21px;font-weight:800;color:#fff}.footer-copy{color:#bcaab5;font-size:13px;max-width:340px;margin-top:14px}.footer-title{font-size:13px;color:var(--coral);margin-bottom:12px}.footer-links a{display:block;color:#cdbdc7;font-size:14px;margin:5px 0}.footer-links a:hover{color:var(--coral)}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:45px;padding-top:18px;color:#9f8c98;font-size:12px;display:flex;justify-content:space-between}
@media(max-width:1024px){.category-grid{gap:35px}.content-layout{grid-template-columns:1fr 1.3fr}}
@media(max-width:768px){.container{padding:0 20px}.nav-wrap{min-height:70px}.menu-toggle{display:block;margin-left:auto}.menu{display:none;position:absolute;top:70px;left:20px;right:20px;padding:12px;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.menu.is-open{display:block}.menu a{padding:12px 14px}.nav-cta{display:none}.category-hero{padding:58px 0}.category-grid,.content-layout{grid-template-columns:1fr;gap:30px}.section{padding:70px 0}.section-head{display:block}.section-intro{margin-top:16px}.path{grid-template-columns:1fr;border-top:0}.path-item,.path-item:not(:first-child){padding:20px 0;border-right:0;border-top:1px solid var(--line)}.cta-box{display:block}.cta-box .button-main{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:4px}}
@media(max-width:520px){.brand{font-size:17px}.category-hero h1{font-size:42px}.article-card{grid-template-columns:58px 1fr}.thumb{height:58px}.article-arrow{display:none}.article-meta{font-size:11px}.lead-card{min-height:350px}.footer-grid{grid-template-columns:1fr}.board-number{font-size:56px}}