/* roulang page: index */
:root{
  --paper:#f7f3eb;
  --paper-deep:#ede5d7;
  --card:#fffdf8;
  --ink:#20201d;
  --muted:#68645d;
  --line:#d9d0c1;
  --accent:#d76a3d;
  --accent-dark:#a94724;
  --mustard:#d7ab35;
  --wine:#7c4355;
  --dark:#292925;
  --dark-soft:#393933;
  --success:#3e7659;
  --danger:#a64141;
  --shadow:0 12px 28px rgba(49,40,28,.08);
  --radius:10px;
  --radius-sm:7px;
  --container:1200px;
  --serif:"Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
::selection{background:#f4d79b;color:var(--ink)}
.container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,243,235,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.masthead{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.brand-name{font-family:var(--serif);font-weight:800;font-size:clamp(20px,2.2vw,30px);letter-spacing:.03em;line-height:1.15;white-space:nowrap}
.brand-rule{width:1px;height:30px;background:var(--line)}
.brand-sub{font-size:13px;color:var(--accent-dark);font-weight:800;letter-spacing:.12em;white-space:nowrap}
.header-tools{display:flex;align-items:center;gap:13px}
.header-note{font-size:12px;color:var(--muted);padding:3px 10px;border:1px solid var(--line);border-radius:99px}
.menu-button{display:none;border:1px solid var(--ink);color:var(--ink);background:transparent;border-radius:6px;padding:7px 10px;font-weight:700}
.channel-bar{border-top:1px solid var(--line);min-height:44px;display:flex;align-items:center}
.nav-list{display:flex;align-items:center;gap:4px;width:100%}
.nav-list a{position:relative;padding:9px 15px;font-size:14px;font-weight:700;color:#4e4a43;transition:color .2s ease,background .2s ease}
.nav-list a:hover{color:var(--accent-dark);background:#fffaf0}
.nav-list a.active{color:var(--ink)}
.nav-list a.active:after{content:"";position:absolute;left:15px;right:15px;bottom:0;height:3px;background:var(--accent)}
.nav-flag{margin-left:auto;color:var(--wine);font-size:12px;font-weight:800}
.hero{padding:50px 0 34px}
.hero-stage{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:20px;padding:30px;border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow);overflow:hidden}
.hero-stage:before{content:"";position:absolute;width:240px;height:240px;right:-90px;top:-140px;border-radius:50%;background:var(--mustard);opacity:.18}
.hero-copy{position:relative;padding:10px 8px 8px}
.kicker{display:flex;align-items:center;gap:10px;color:var(--accent-dark);font-size:12px;line-height:1.4;letter-spacing:.12em;font-weight:800}
.kicker:before{content:"";display:block;width:32px;height:2px;background:var(--accent)}
h1,h2,h3,p{margin-top:0}
h1{font-family:var(--serif);font-size:clamp(34px,4.5vw,59px);line-height:1.18;letter-spacing:.02em;margin:17px 0 19px}
.hero-copy p{max-width:620px;color:#514d46;font-size:16px;margin-bottom:23px}
.hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-bottom:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;padding:10px 18px;border-radius:7px;border:1px solid transparent;font-size:14px;font-weight:800;line-height:1.2;transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease;outline:none}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,.menu-button:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(215,106,61,.35);outline-offset:3px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-secondary{border-color:var(--ink);background:transparent;color:var(--ink)}
.btn-secondary:hover{background:var(--ink);color:#fff}
.hero-stats{display:flex;flex-wrap:wrap;gap:16px;border-top:1px solid var(--line);padding-top:15px}
.stat{display:flex;flex-direction:column;line-height:1.25}
.stat strong{font-size:19px;font-family:var(--serif)}
.stat span{color:var(--muted);font-size:12px;margin-top:4px}
.selection-panel{position:relative;background:var(--dark);color:#f9f4e9;padding:24px;border-radius:var(--radius-sm);min-height:355px;display:flex;flex-direction:column}
.panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:13px}
.panel-title{font-size:15px;font-weight:800;letter-spacing:.08em}
.status-dot{display:inline-flex;align-items:center;gap:6px;color:#e6ca77;font-size:12px}
.status-dot:before{content:"";width:7px;height:7px;border-radius:50%;background:#e6ca77}
.pick-card{margin-top:18px;padding:16px;border:1px solid rgba(255,255,255,.19);background:rgba(255,255,255,.06)}
.pick-card.recommended{border-color:#e3b84d;background:rgba(215,171,53,.12)}
.pick-label{font-size:11px;color:#f2c756;font-weight:800;letter-spacing:.1em}
.pick-card h3{font-family:var(--serif);font-size:21px;margin:5px 0 6px}
.pick-card p{margin:0;color:#d3cec3;font-size:13px;line-height:1.75}
.pick-meta{display:flex;justify-content:space-between;align-items:center;margin-top:11px;color:#fff;font-size:13px;font-weight:700}
.pick-meta b{color:#f2c756}
.panel-foot{margin-top:auto;color:#cbc5b9;font-size:12px;padding-top:15px}
.section{padding:66px 0;border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:27px}
.section-mark{color:var(--accent-dark);font-size:12px;font-weight:800;letter-spacing:.12em}
h2{font-family:var(--serif);font-size:clamp(27px,3vw,38px);line-height:1.28;margin:5px 0 0}
.section-intro{margin:0;max-width:490px;font-size:14px;line-height:1.85;color:var(--muted)}
.category-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:18px}
.category-main,.category-side{background:var(--card);border:1px solid var(--line)}
.category-main{padding:24px}
.category-main h3{font-family:var(--serif);font-size:26px;line-height:1.35;margin:7px 0}
.category-main p{color:var(--muted);font-size:14px;margin-bottom:17px}
.index-row{display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:15px;padding:14px 0;border-top:1px solid var(--line)}
.index-no{font-family:var(--serif);font-size:25px;color:var(--accent)}
.index-row strong{font-size:15px}
.index-row span{font-size:12px;color:var(--muted)}
.arrow-link{color:var(--accent-dark);font-size:13px;font-weight:800;white-space:nowrap}
.category-side{padding:18px;display:flex;flex-direction:column;justify-content:space-between;background:#f0e8da}
.category-side h3{font-size:17px;margin:0 0 12px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-flex;padding:5px 10px;border-radius:99px;background:#fffaf0;border:1px solid var(--line);font-size:12px;color:#565148}
.side-link{margin-top:22px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;font-weight:800;color:var(--accent-dark)}
.resource-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:16px}
.resource-feature{grid-row:span 2;background:var(--dark);color:#fff;padding:26px;display:flex;flex-direction:column;min-height:330px}
.resource-feature .tag{background:transparent;border-color:rgba(255,255,255,.3);color:#f5d77a;align-self:flex-start}
.resource-feature h3{font-family:var(--serif);font-size:29px;line-height:1.32;margin:18px 0 11px}
.resource-feature p{font-size:14px;color:#d5d0c6;margin:0}
.resource-feature .arrow-link{margin-top:auto;color:#f5d77a;padding-top:24px}
.resource-item{background:var(--card);border:1px solid var(--line);padding:19px;min-height:156px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.resource-item:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--shadow)}
.resource-item h3{font-size:18px;line-height:1.45;margin:14px 0 7px}
.resource-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.72}
.meta-line{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:11px}
.scenario-track{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.scenario{padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,253,248,.48);transition:background .2s ease}
.scenario:hover{background:var(--card)}
.scenario-num{display:block;color:var(--accent);font-family:var(--serif);font-size:28px;line-height:1}
.scenario h3{font-size:17px;margin:14px 0 8px}
.scenario p{font-size:13px;line-height:1.75;color:var(--muted);margin:0}
.case-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:16px}
.case-main{background:#e8ded0;border:1px solid #cfc2b0;padding:28px}
.case-main blockquote{font-family:var(--serif);font-size:25px;line-height:1.55;margin:18px 0;color:#302d28}
.case-label{font-size:12px;color:var(--accent-dark);font-weight:800;letter-spacing:.1em}
.case-meta{font-size:13px;color:var(--muted)}
.case-stack{display:grid;gap:16px}
.case-small{padding:19px;border:1px solid var(--line);background:var(--card)}
.case-small h3{font-size:17px;margin:10px 0 8px}
.case-small p{font-size:13px;color:var(--muted);line-height:1.75;margin:0}
.pricing-wrap{display:grid;grid-template-columns:.75fr 1.25fr .75fr;gap:16px;align-items:stretch}
.price-card{background:var(--card);border:1px solid var(--line);padding:23px;display:flex;flex-direction:column}
.price-card.featured{border:2px solid var(--accent);box-shadow:var(--shadow);transform:translateY(-8px)}
.plan-label{font-size:12px;font-weight:800;color:var(--accent-dark);letter-spacing:.1em}
.price-card h3{font-family:var(--serif);font-size:24px;margin:10px 0 5px}
.price{font-family:var(--serif);font-size:35px;line-height:1.1;margin:13px 0 5px}
.price small{font-family:var(--sans);font-size:13px;color:var(--muted)}
.price-desc{font-size:13px;color:var(--muted);min-height:45px}
.plan-list{list-style:none;padding:0;margin:16px 0 21px}
.plan-list li{font-size:13px;padding:8px 0;border-top:1px solid var(--line)}
.plan-list li:before{content:"✓";color:var(--success);font-weight:800;margin-right:8px}
.price-card .btn{margin-top:auto}
.news-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:27px}
.news-list{border-top:2px solid var(--ink)}
.news-item{display:grid;grid-template-columns:90px 1fr auto;gap:15px;align-items:center;padding:16px 4px;border-bottom:1px solid var(--line)}
.news-date{font-size:12px;color:var(--muted)}
.news-item h3{font-size:16px;margin:0;line-height:1.5}
.news-item p{grid-column:2/3;font-size:13px;color:var(--muted);line-height:1.65;margin:-8px 0 0}
.update-card{background:var(--dark);color:#fff;padding:24px}
.update-card h3{font-family:var(--serif);font-size:24px;margin:7px 0 12px}
.change{padding:13px 0;border-top:1px solid rgba(255,255,255,.18)}
.change strong{display:block;font-size:14px;color:#f2c756}
.change span{font-size:12px;line-height:1.7;color:#d2ccc0}
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:40px}
.faq-side{padding-top:7px}
.faq-side p{font-size:14px;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:18px 2px;display:flex;justify-content:space-between;align-items:center;text-align:left;color:var(--ink);font-weight:800;font-size:16px}
.faq-question .plus{font-size:24px;color:var(--accent);font-weight:400;transition:transform .2s ease}
.faq-answer{display:none;padding:0 2px 18px;color:var(--muted);font-size:14px;line-height:1.9}
.faq-item.open .faq-answer{display:block}
.faq-item.open .plus{transform:rotate(45deg)}
.cta-panel{padding:34px;background:var(--dark);color:#fff;display:grid;grid-template-columns:1fr .9fr;gap:35px;align-items:center}
.cta-panel h2{font-size:33px;margin:5px 0 10px}
.cta-panel p{color:#d2ccc1;font-size:14px;margin:0}
.signup-form{display:grid;grid-template-columns:1fr auto;gap:10px}
.form-label{grid-column:1/-1;color:#e9dcae;font-size:12px;font-weight:800}
.signup-form input{min-width:0;height:46px;padding:0 13px;border:1px solid #878176;background:#fffdf7;color:var(--ink);border-radius:6px;outline:none}
.signup-form input::placeholder{color:#8d887e}
.signup-form input:focus{border-color:#f0c64d;box-shadow:0 0 0 3px rgba(240,198,77,.18)}
.form-help{grid-column:1/-1;color:#bdb5a7;font-size:12px;line-height:1.65;margin:0}
.form-message{display:none;grid-column:1/-1;margin:0;color:#aee0be;font-size:13px;font-weight:700}
.form-message.show{display:block}
.site-footer{background:#e6ddce;border-top:1px solid #cfc3b3;padding:37px 0 18px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:28px;padding-bottom:28px}
.footer-brand{font-family:var(--serif);font-size:23px;font-weight:800}
.footer-copy{font-size:13px;color:var(--muted);margin:9px 0 0;max-width:410px}
.footer-col h3{font-size:13px;margin:0 0 9px;color:#4e4840}
.footer-col a{display:block;color:var(--muted);font-size:13px;padding:3px 0}
.footer-col a:hover{color:var(--accent-dark)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;padding-top:15px;border-top:1px solid #cfc3b3;color:var(--muted);font-size:12px}
.back-top{color:var(--accent-dark);font-weight:800}
.loading-demo,.empty-state{display:none}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}
@media (max-width:1023px){
  .hero-stage,.category-layout,.news-layout,.faq-layout,.cta-panel{grid-template-columns:1fr}
  .selection-panel{min-height:285px}
  .resource-grid{grid-template-columns:1fr 1fr}
  .resource-feature{grid-row:auto;grid-column:1/-1;min-height:230px}
  .scenario-track{grid-template-columns:1fr 1fr}
  .pricing-wrap{grid-template-columns:1fr 1fr}
  .price-card.featured{transform:none;grid-column:1/-1;order:-1}
}
@media (max-width:767px){
  .container{width:min(calc(100% - 32px),var(--container))}
  .masthead{min-height:67px}
  .brand-rule,.header-note{display:none}
  .brand-sub{font-size:11px}
  .menu-button{display:inline-flex}
  .channel-bar{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .nav-list{min-width:max-content}
  .nav-list a{padding:9px 11px;font-size:13px}
  .nav-flag{display:none}
  .hero{padding:24px 0}
  .hero-stage{padding:19px}
  .hero-copy{padding:3px}
  h1{font-size:35px}
  .section{padding:48px 0}
  .section-head{display:block;margin-bottom:21px}
  .section-intro{margin-top:12px}
  .resource-grid,.case-grid,.pricing-wrap,.footer-grid{grid-template-columns:1fr}
  .resource-feature{grid-column:auto}
  .scenario-track{grid-template-columns:1fr 1fr}
  .case-main{padding:21px}
  .case-main blockquote{font-size:21px}
  .price-card.featured{grid-column:auto}
  .news-item{grid-template-columns:68px 1fr}
  .news-item .arrow-link{display:none}
  .news-item p{grid-column:2}
  .cta-panel{padding:25px 20px}
  .signup-form{grid-template-columns:1fr}
  .footer-bottom{display:block}
  .footer-bottom .back-top{display:inline-block;margin-top:8px}
}
@media (max-width:520px){
  .brand-name{font-size:20px}
  .brand-sub{display:none}
  .hero-actions .btn{width:100%}
  .hero-stats{gap:12px}
  .index-row{grid-template-columns:42px 1fr}
  .index-row .arrow-link{display:none}
  .scenario-track{grid-template-columns:1fr}
  .section{padding:40px 0}
  .resource-item{min-height:auto}
}

/* roulang page: category1 */
:root{
 --paper:#f7f3eb;--paper-deep:#ede5d7;--card:#fffdf8;--ink:#20201d;--muted:#68645d;
 --line:#d9d0c1;--accent:#d76a3d;--accent-dark:#a94724;--mustard:#d7ab35;--wine:#7c4355;
 --dark:#292925;--dark-soft:#393933;--success:#3e7659;--danger:#a64141;
 --shadow:0 12px 28px rgba(49,40,28,.08);--radius:10px;--radius-sm:7px;--container:1200px;
 --serif:"Songti SC","STSong","SimSun",serif;--sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;overflow-x:hidden}
a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}
.container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,243,235,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.masthead{min-height:73px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:13px;min-width:0}.brand-name{font-family:var(--serif);font-weight:800;font-size:clamp(20px,2.2vw,30px);letter-spacing:.03em;line-height:1.15;white-space:nowrap}
.brand-rule{width:1px;height:30px;background:var(--line)}.brand-sub{font-size:13px;color:var(--accent-dark);font-weight:800;letter-spacing:.12em;white-space:nowrap}
.header-tools{display:flex;align-items:center;gap:13px}.header-note{font-size:12px;color:var(--muted);padding:3px 10px;border:1px solid var(--line);border-radius:99px}
.menu-button{display:none;border:1px solid var(--ink);color:var(--ink);background:transparent;border-radius:6px;padding:7px 10px;font-weight:700}
.channel-bar{border-top:1px solid var(--line);background:#fbf8f1}.nav-list{display:flex;align-items:center;gap:4px;width:100%}
.nav-list a{position:relative;padding:9px 15px;font-size:14px;font-weight:700;color:#4e4a43;transition:color .2s ease,background .2s ease}
.nav-list a:hover{color:var(--accent-dark);background:#fffaf0}.nav-list a.active{color:var(--ink)}.nav-list a.active:after{content:"";position:absolute;left:15px;right:15px;bottom:0;height:3px;background:var(--accent)}
.nav-flag{margin-left:auto;color:var(--wine);font-size:12px;font-weight:800}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;padding:10px 18px;border-radius:7px;border:1px solid transparent;font-size:14px;font-weight:800;line-height:1.2;transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease;outline:none}
.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn:focus-visible,.menu-button:focus-visible,.filter-button:focus-visible,.search-input:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(215,106,61,.35);outline-offset:3px}
.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark)}.btn-secondary{border-color:var(--ink);background:transparent;color:var(--ink)}.btn-secondary:hover{background:var(--ink);color:#fff}
.page-hero{padding:43px 0 32px}.crumb{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:20px}.crumb b{color:var(--accent-dark)}
.index-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;background:var(--card);border:1px solid var(--line);padding:31px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.index-hero:after{content:"";position:absolute;right:-50px;bottom:-72px;width:220px;height:220px;background:var(--mustard);border-radius:50%;opacity:.16}
.kicker,.section-mark{color:var(--accent-dark);font-size:12px;font-weight:800;letter-spacing:.13em}.page-title{font-family:var(--serif);font-size:clamp(34px,5vw,56px);line-height:1.2;letter-spacing:.02em;margin:10px 0 15px}
.lead{max-width:680px;color:#565148;margin:0;font-size:16px}.hero-meta{display:flex;gap:20px;flex-wrap:wrap;margin-top:22px;color:var(--muted);font-size:13px}.hero-meta strong{color:var(--ink)}
.index-panel{position:relative;z-index:1;background:var(--dark);color:#fff;padding:23px;border-radius:var(--radius-sm);align-self:stretch}.index-panel h2{font-family:var(--serif);font-size:23px;line-height:1.35;margin:4px 0 13px}.index-panel p{margin:0;color:#d3cec3;font-size:13px;line-height:1.75}
.panel-row{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-top:1px solid rgba(255,255,255,.18);font-size:13px}.panel-row b{color:#f3ce63}.section{padding:62px 0;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:25px}.section-title{font-family:var(--serif);font-size:30px;line-height:1.3;margin:5px 0 0}.section-intro{max-width:460px;margin:0;color:var(--muted);font-size:14px}
.filter-bar{background:var(--paper-deep);border:1px solid var(--line);padding:14px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:17px}.search-wrap{position:relative;flex:1 1 250px}.search-input{width:100%;min-height:43px;border:1px solid var(--line);background:var(--card);padding:8px 13px;color:var(--ink);border-radius:6px;outline:0}.search-input:focus{border-color:var(--accent)}.filter-button{border:1px solid var(--line);background:var(--card);color:#4d4942;border-radius:99px;padding:7px 12px;font-size:13px;font-weight:700;transition:.2s}.filter-button:hover,.filter-button.active{background:var(--accent);border-color:var(--accent);color:#fff}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:22px}.feature-entry{background:var(--dark);color:#fff;padding:28px;border:1px solid var(--dark);position:relative;overflow:hidden}.feature-entry:before{content:"01";position:absolute;right:20px;top:-19px;font:800 105px/1 var(--serif);color:rgba(255,255,255,.07)}
.feature-entry .entry-type{color:#f1ca5e}.feature-entry h2{font-family:var(--serif);font-size:30px;line-height:1.35;max-width:650px;margin:10px 0}.feature-entry p{color:#d7d1c6;max-width:690px;margin:0 0 19px;font-size:14px}.entry-meta{display:flex;flex-wrap:wrap;gap:12px;color:#c7c0b5;font-size:12px}.entry-meta b{color:#f1ca5e}
.entry-list{background:var(--card);border:1px solid var(--line);padding:0 23px}.entry{display:grid;grid-template-columns:54px minmax(0,1fr) auto;gap:15px;padding:22px 0;border-bottom:1px solid var(--line);transition:.2s}.entry:last-child{border-bottom:0}.entry:hover{transform:translateX(3px)}.entry-number{font-family:var(--serif);font-size:25px;color:var(--accent-dark);font-weight:800}
.entry h3{font-size:18px;line-height:1.45;margin:3px 0 6px}.entry p{margin:0;color:var(--muted);font-size:13px;line-height:1.75}.tag{display:inline-flex;align-items:center;padding:4px 9px;border:1px solid var(--line);border-radius:99px;background:#fffaf0;color:#5c554b;font-size:11px;font-weight:700}.entry-side{display:flex;flex-direction:column;align-items:end;justify-content:space-between;gap:9px;white-space:nowrap}.read-link{color:var(--accent-dark);font-size:13px;font-weight:800}.read-link:hover{text-decoration:underline}
.side-box{background:var(--card);border:1px solid var(--line);padding:19px;margin-bottom:15px}.side-box h3{font-family:var(--serif);font-size:20px;margin:0 0 12px}.side-links{display:grid}.side-links a{padding:10px 0;border-top:1px solid var(--line);font-size:14px;font-weight:700}.side-links a:hover{color:var(--accent-dark)}.tag-cloud{display:flex;flex-wrap:wrap;gap:7px}.notice{border-left:3px solid var(--mustard);padding:2px 0 2px 13px;color:var(--muted);font-size:13px;line-height:1.8}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.scene{background:var(--card);border:1px solid var(--line);padding:22px;min-height:180px;transition:.22s}.scene:hover{border-color:var(--accent);box-shadow:var(--shadow);transform:translateY(-3px)}.scene-no{color:var(--accent-dark);font-size:12px;font-weight:800;letter-spacing:.12em}.scene h3{font-family:var(--serif);font-size:22px;margin:10px 0 7px}.scene p{margin:0;color:var(--muted);font-size:14px}
.access-band{background:var(--paper-deep);border:1px solid var(--line);padding:27px;display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center}.access-band h2{font-family:var(--serif);font-size:28px;line-height:1.35;margin:5px 0}.access-band p{margin:0;color:var(--muted);font-size:14px}
.faq-wrap{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;border:0;background:transparent;padding:18px 0;color:var(--ink);font-weight:800;font-size:16px}.faq-question span:last-child{color:var(--accent);font-size:21px}.faq-answer{display:none;padding:0 35px 18px 0;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{padding:61px 0}.cta-box{background:var(--dark);color:#fff;padding:34px;display:flex;justify-content:space-between;align-items:center;gap:26px;position:relative;overflow:hidden}.cta-box:after{content:"";width:150px;height:150px;border:1px solid rgba(255,255,255,.17);border-radius:50%;position:absolute;right:-50px;top:-55px}.cta-box h2{font-family:var(--serif);font-size:31px;line-height:1.3;margin:0 0 8px}.cta-box p{color:#d7d1c6;margin:0;font-size:14px}.cta-box .btn{position:relative;z-index:1;white-space:nowrap}
.site-footer{background:#22221f;color:#ddd6ca;padding:47px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .7fr;gap:40px}.footer-brand{font-family:var(--serif);font-size:24px;font-weight:800;color:#fff}.footer-copy{color:#bdb6aa;font-size:13px;max-width:430px;margin:12px 0 0}.footer-col h3{font-size:13px;color:#f0cb61;margin:0 0 10px}.footer-col a{display:block;color:#d7d0c4;font-size:13px;padding:4px 0}.footer-col a:hover{color:#fff;text-decoration:underline}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:31px;padding-top:17px;display:flex;justify-content:space-between;gap:15px;color:#aaa397;font-size:12px}.back-top{color:#f0cb61;font-weight:800}
.empty-state,.loading-state{border:1px dashed var(--line);padding:25px;background:var(--card);color:var(--muted);text-align:center}.loading-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin:0 3px;animation:pulse 1s infinite alternate}@keyframes pulse{to{opacity:.25;transform:scale(.7)}}
@media(max-width:1023px){.content-layout{grid-template-columns:1fr}.sidebar{display:grid;grid-template-columns:1fr 1fr;gap:15px}.side-box{margin:0}.index-hero{grid-template-columns:1fr}.index-panel{min-height:180px}}
@media(max-width:767px){.container{width:min(calc(100% - 32px),var(--container))}.masthead{min-height:62px}.header-note{display:none}.menu-button{display:block}.channel-bar{overflow-x:auto}.nav-list{width:max-content;min-width:100%}.nav-list a{padding:8px 12px}.nav-flag{display:none}.page-hero{padding:27px 0 22px}.index-hero{padding:22px}.page-title{font-size:34px}.section{padding:46px 0}.section-head{display:block}.section-intro{margin-top:11px}.content-layout{gap:16px}.entry-list{padding:0 16px}.entry{grid-template-columns:36px 1fr}.entry-side{grid-column:2;flex-direction:row;align-items:center}.feature-entry{padding:22px}.feature-entry h2{font-size:25px}.scene-grid{grid-template-columns:1fr}.sidebar{display:block}.side-box{margin-bottom:14px}.access-band,.cta-box{grid-template-columns:1fr;display:grid;padding:23px}.footer-grid{grid-template-columns:1fr;gap:24px}.footer-bottom{display:block}.back-top{display:inline-block;margin-top:8px}}
@media(max-width:520px){.brand{gap:8px}.brand-rule{height:23px}.brand-name{font-size:20px}.brand-sub{font-size:11px}.filter-bar{align-items:stretch}.filter-button{flex:1}.hero-meta{gap:9px 14px}.entry h3{font-size:16px}.section-title{font-size:26px}.cta-box h2{font-size:26px}}

/* roulang page: category2 */
:root{
 --paper:#f7f3eb;
 --paper-deep:#ede5d7;
 --card:#fffdf8;
 --ink:#20201d;
 --muted:#68645d;
 --line:#d9d0c1;
 --accent:#d76a3d;
 --accent-dark:#a94724;
 --mustard:#d7ab35;
 --wine:#7c4355;
 --dark:#292925;
 --dark-soft:#393933;
 --success:#3e7659;
 --danger:#a64141;
 --shadow:0 12px 28px rgba(49,40,28,.08);
 --radius:10px;
 --radius-sm:7px;
 --container:1200px;
 --serif:"Songti SC","STSong","SimSun",serif;
 --sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,243,235,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.masthead{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.brand-name{font-family:var(--serif);font-weight:800;font-size:clamp(20px,2.2vw,30px);letter-spacing:.03em;line-height:1.15;white-space:nowrap}
.brand-rule{width:1px;height:30px;background:var(--line)}
.brand-sub{font-size:13px;color:var(--accent-dark);font-weight:800;letter-spacing:.12em;white-space:nowrap}
.header-tools{display:flex;align-items:center;gap:13px}
.header-note{font-size:12px;color:var(--muted);padding:3px 10px;border:1px solid var(--line);border-radius:99px}
.menu-button{display:none;border:1px solid var(--ink);color:var(--ink);background:transparent;border-radius:6px;padding:7px 10px;font-weight:700}
.channel-bar{border-top:1px solid rgba(217,208,193,.7)}
.nav-list{display:flex;align-items:center;gap:4px;width:100%;min-height:45px}
.nav-list a{position:relative;padding:9px 15px;font-size:14px;font-weight:700;color:#4e4a43;transition:color .2s ease,background .2s ease}
.nav-list a:hover{color:var(--accent-dark);background:#fffaf0}
.nav-list a.active{color:var(--ink)}
.nav-list a.active:after{content:"";position:absolute;left:15px;right:15px;bottom:0;height:3px;background:var(--accent)}
.nav-flag{margin-left:auto;color:var(--wine);font-size:12px;font-weight:800}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;padding:10px 18px;border-radius:7px;border:1px solid transparent;font-size:14px;font-weight:800;line-height:1.2;transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,.menu-button:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(215,106,61,.35);outline-offset:3px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-secondary{border-color:var(--ink);background:transparent;color:var(--ink)}
.btn-secondary:hover{background:var(--ink);color:#fff}
.hero{padding:50px 0 38px}
.breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:22px}
.breadcrumb a:hover{color:var(--accent-dark)}
.breadcrumb b{font-weight:400;color:#aaa092}
.hero-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:20px;align-items:stretch}
.hero-copy{padding:18px 8px 20px}
.eyebrow,.section-mark{color:var(--accent-dark);font-size:12px;font-weight:800;letter-spacing:.12em}
h1,h2,h3,p{margin-top:0}
h1{font-family:var(--serif);font-size:clamp(36px,5vw,66px);line-height:1.17;letter-spacing:-.035em;margin:12px 0 17px;max-width:700px}
.hero-copy>p{max-width:650px;color:#514d46;font-size:17px;margin-bottom:25px}
.hero-actions{display:flex;flex-wrap:wrap;gap:11px}
.hero-panel{background:var(--dark);color:#fff;padding:27px 25px;position:relative;overflow:hidden}
.hero-panel:after{content:"";position:absolute;width:190px;height:190px;border:1px solid rgba(242,199,86,.35);border-radius:50%;right:-75px;bottom:-85px}
.panel-title{font-size:15px;font-weight:800;letter-spacing:.08em}
.panel-note{color:#c9c4ba;font-size:13px;margin:6px 0 21px}
.topic-index{position:relative;z-index:1;display:flex;flex-direction:column}
.topic-index a{display:grid;grid-template-columns:38px 1fr auto;gap:12px;align-items:center;padding:13px 0;border-top:1px solid rgba(255,255,255,.18);font-size:14px;transition:color .2s ease;padding-right:5px}
.topic-index a:hover{color:#f2c756}
.topic-index b{color:#f2c756;font-family:var(--serif);font-size:20px;font-weight:500}
.topic-index span:last-child{color:#c8c2b7;font-size:12px}
.section{padding:66px 0;border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:27px}
.section-head h2{font-family:var(--serif);font-size:clamp(27px,3vw,40px);line-height:1.3;margin:7px 0 0}
.section-intro{margin:0;max-width:490px;font-size:14px;line-height:1.85;color:var(--muted)}
.filter-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:25px}
.search-box{flex:1 1 260px;position:relative}
.search-box input{width:100%;height:44px;border:1px solid var(--line);border-radius:7px;background:var(--card);padding:8px 14px;color:var(--ink)}
.search-box input::placeholder{color:#9b958b}
.search-box input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px rgba(215,106,61,.12)}
.filter-tag{border:1px solid var(--line);background:var(--card);border-radius:99px;padding:7px 13px;font-size:13px;color:#5b564e;transition:.2s}
.filter-tag:hover,.filter-tag.active{background:#fff1d4;border-color:var(--mustard);color:var(--ink)}
.topic-grid{display:grid;grid-template-columns:1.18fr .82fr .9fr;grid-template-rows:auto auto;gap:16px}
.topic-card{background:var(--card);border:1px solid var(--line);padding:22px;position:relative;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;overflow:hidden}
.topic-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}
.topic-card.large{grid-row:span 2;min-height:385px;background:var(--dark);color:#fff;display:flex;flex-direction:column}
.topic-card.warm{background:#fff7e5}
.topic-card .topic-cover{height:92px;margin:-22px -22px 19px;background:var(--paper-deep);position:relative;overflow:hidden}
.topic-card.large .topic-cover{height:160px;background:#514b40}
.topic-cover:before{content:"";position:absolute;inset:18px 22px;border:1px solid rgba(255,255,255,.42);transform:rotate(-3deg)}
.topic-cover:after{content:"";position:absolute;width:100px;height:100px;border-radius:50%;right:18%;top:-35px;background:rgba(215,171,53,.6)}
.topic-card h3{font-family:var(--serif);font-size:24px;line-height:1.4;margin:8px 0 9px}
.topic-card:not(.large) h3{font-size:20px}
.topic-card p{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:15px}
.topic-card.large p{color:#d3cec3}
.topic-card .arrow-link{margin-top:auto}
.tag{display:inline-flex;padding:5px 10px;border-radius:99px;background:#fffaf0;border:1px solid var(--line);font-size:12px;color:#565148}
.topic-card.large .tag{background:transparent;border-color:rgba(255,255,255,.3);color:#f5d77a}
.arrow-link{color:var(--accent-dark);font-size:13px;font-weight:800;white-space:nowrap}
.topic-card.large .arrow-link{color:#f5d77a}
.topic-meta{display:flex;justify-content:space-between;gap:12px;font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-top:12px}
.topic-card.large .topic-meta{border-color:rgba(255,255,255,.2);color:#c9c4ba}
.path-section{background:var(--paper-deep)}
.path-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:35px;align-items:start}
.path-list{border-top:1px solid var(--line)}
.path-step{display:grid;grid-template-columns:55px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}
.path-step strong{font-family:var(--serif);font-size:25px;color:var(--accent-dark)}
.path-step h3{font-size:17px;margin:0 0 3px}
.path-step p{margin:0;color:var(--muted);font-size:14px}
.note-board{background:var(--card);border:1px solid var(--line);padding:26px;box-shadow:var(--shadow)}
.note-board h3{font-family:var(--serif);font-size:25px;margin:0 0 10px}
.note-board p{font-size:14px;color:var(--muted)}
.note-list{list-style:none;padding:0;margin:18px 0 0}
.note-list li{display:flex;gap:10px;border-top:1px solid var(--line);padding:12px 0;font-size:14px}
.note-list li:before{content:"—";color:var(--accent)}
.empty-state{margin-top:18px;border:1px dashed var(--line);background:rgba(255,253,248,.55);padding:18px;color:var(--muted);font-size:13px}
.faq-list{max-width:850px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;display:flex;justify-content:space-between;gap:16px;text-align:left;border:0;background:transparent;padding:18px 0;color:var(--ink);font-weight:800;font-size:16px}
.faq-question span:last-child{color:var(--accent);font-size:22px;line-height:1}
.faq-answer{padding:0 38px 18px 0;color:var(--muted);font-size:14px;line-height:1.85}
.cta{padding:28px 0 75px}
.cta-box{display:flex;justify-content:space-between;align-items:center;gap:28px;background:var(--dark);color:#fff;padding:34px 37px;position:relative;overflow:hidden}
.cta-box:after{content:"";position:absolute;width:220px;height:220px;border:1px solid rgba(242,199,86,.27);border-radius:50%;right:-70px;top:-95px}
.cta-box h2{position:relative;z-index:1;font-family:var(--serif);font-size:30px;margin:0 0 6px}
.cta-box p{position:relative;z-index:1;color:#d3cec3;font-size:14px;margin:0}
.cta-box .btn{position:relative;z-index:1;flex:none;background:var(--mustard);color:var(--ink);border-color:var(--mustard)}
.cta-box .btn:hover{background:#f0c75a}
.site-footer{background:var(--dark);color:#eee9df;padding:47px 0 22px;border-top:1px solid #45443d}
.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .7fr;gap:45px}
.footer-brand{font-family:var(--serif);font-size:24px;font-weight:800}
.footer-copy{max-width:440px;color:#bdb7ac;font-size:13px;line-height:1.8;margin:13px 0 0}
.footer-col{display:flex;flex-direction:column;gap:8px}
.footer-col h3{font-size:13px;color:#f2c756;margin:0 0 6px}
.footer-col a{color:#c7c1b7;font-size:13px;transition:color .2s}
.footer-col a:hover,.back-top:hover{color:#f2c756}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #48473f;margin-top:36px;padding-top:17px;color:#9f9a90;font-size:12px}
.back-top{color:#ddd5c8}
.loading,.error{display:none}
@media(max-width:900px){
 .hero-layout,.path-layout{grid-template-columns:1fr}
 .topic-grid{grid-template-columns:1fr 1fr}
 .topic-card.large{grid-row:span 1;min-height:330px}
}
@media(max-width:767px){
 .container{width:min(calc(100% - 32px),var(--container))}
 .masthead{min-height:64px}
 .header-note{display:none}
 .menu-button{display:block}
 .channel-bar{overflow-x:auto}
 .nav-list{width:max-content;min-width:100%;padding:0}
 .nav-list a{padding:9px 12px}
 .nav-flag{margin-left:8px;margin-right:12px;white-space:nowrap}
 .hero{padding:30px 0 26px}
 .hero-copy{padding:8px 0 12px}
 h1{font-size:clamp(34px,10vw,48px)}
 .hero-copy>p{font-size:15px}
 .section{padding:46px 0}
 .section-head{display:block;margin-bottom:21px}
 .section-intro{margin-top:10px}
 .topic-grid{grid-template-columns:1fr}
 .topic-card.large{min-height:320px}
 .filter-bar{align-items:stretch}
 .filter-tag{white-space:nowrap}
 .path-layout{gap:22px}
 .cta{padding-bottom:53px}
 .cta-box{display:block;padding:27px 23px}
 .cta-box h2{font-size:25px}
 .cta-box .btn{margin-top:20px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .footer-grid>div:first-child{grid-column:1/-1}
 .footer-bottom{display:block}
 .back-top{display:inline-block;margin-top:9px}
}
@media(max-width:520px){
 .brand-name{font-size:20px}
 .brand-rule{height:23px}
 .brand-sub{font-size:11px}
 .hero-actions .btn{width:100%}
 .topic-index a{grid-template-columns:31px 1fr auto;gap:8px}
 .topic-index a span:last-child{display:none}
 .footer-grid{grid-template-columns:1fr}
 .footer-grid>div:first-child{grid-column:auto}
}