/* roulang page: index */
:root{
  --bg:#f4f1ea;--paper:#fffdf8;--ink:#1f2b29;--muted:#65706b;--green:#254b45;
  --green2:#38645b;--sage:#e4e9e1;--red:#b95b3d;--red-dark:#96462e;
  --line:#d5d5ca;--dark:#1c2927;--cream:#f9f5ed;--shadow:0 14px 34px rgba(45,49,39,.08);
  --radius:16px;--radius-sm:11px;--max:1200px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}.container{width:min(var(--max),calc(100% - 64px));margin:auto}.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:10px;z-index:99;background:#fff;padding:8px 14px;border-radius:8px}
.header{height:72px;position:sticky;top:0;z-index:50;background:rgba(244,241,234,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.nav{height:100%;display:flex;align-items:center;gap:28px}.brand{font-weight:800;font-size:18px;letter-spacing:.03em;color:var(--green);white-space:nowrap}.brand small{display:block;font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:600;line-height:1.2}.nav-links{display:flex;align-items:center;gap:6px;margin-left:16px}.nav-links>a,.drop-toggle{border:0;background:transparent;padding:10px 12px;color:#41504b;font-weight:650;border-radius:8px;position:relative}.nav-links>a:hover,.drop-toggle:hover{background:var(--sage);color:var(--green)}.nav-links>a.active:after{content:"";height:2px;position:absolute;left:12px;right:12px;bottom:3px;background:var(--red)}.nav-tools{margin-left:auto;display:flex;align-items:center;gap:10px}.search{width:172px;border:1px solid var(--line);border-radius:9px;background:var(--paper);padding:8px 12px;outline:none;color:var(--ink)}.search:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(37,75,69,.12)}.btn{min-height:43px;padding:10px 17px;border-radius:10px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:750;transition:.2s ease}.btn:focus-visible,.faq-q:focus-visible,.drop-toggle:focus-visible{outline:3px solid rgba(185,91,61,.35);outline-offset:2px}.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px)}.btn-outline{border-color:var(--green);color:var(--green);background:transparent}.btn-outline:hover{background:var(--green);color:#fff}.dropdown{position:relative}.mega{display:none;position:absolute;top:51px;left:-240px;width:700px;padding:20px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;grid-template-columns:1fr 1.1fr 1fr;gap:20px}.dropdown.open .mega{display:grid}.mega h3{font-size:13px;margin:0 0 8px;color:var(--muted)}.mega a{display:block;padding:7px 9px;border-radius:7px;font-size:14px}.mega a:hover{background:var(--sage);color:var(--green)}.mini-card{background:var(--sage);border-radius:10px;padding:14px}.mini-card strong{display:block;font-size:15px;line-height:1.45}.mini-card p{font-size:12px;line-height:1.6;color:var(--muted);margin:7px 0}.menu-btn{display:none;background:none;border:0;font-size:26px;color:var(--green)}
.hero{padding:56px 0 34px;overflow:hidden}.hero-shell{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:52px;display:grid;grid-template-columns:1.05fr .95fr;gap:38px;min-height:485px;overflow:hidden}.hero-shell:before{content:"";position:absolute;width:380px;height:380px;border:1px solid rgba(37,75,69,.11);border-radius:50%;right:-120px;top:-130px}.eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:99px;font-size:12px;font-weight:750;letter-spacing:.04em}.eyebrow{background:var(--sage);color:var(--green);padding:5px 10px}.hero h1{font-size:clamp(34px,4.3vw,58px);line-height:1.18;letter-spacing:-.045em;margin:20px 0 18px;max-width:650px}.hero h1 em{color:var(--red);font-style:normal}.hero p{max-width:600px;color:#52605b;margin:0 0 22px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.stat-strip{display:flex;gap:0;margin-top:34px;border-top:1px solid var(--line);padding-top:17px}.stat{padding:0 20px;border-right:1px solid var(--line)}.stat:first-child{padding-left:0}.stat:last-child{border:0}.stat b{font-size:21px;color:var(--green);display:block;line-height:1.2}.stat span{font-size:12px;color:var(--muted)}
.index-wall{position:relative;min-height:360px;z-index:1}.cover{position:absolute;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow);overflow:hidden}.cover:before{content:"";position:absolute;inset:0;opacity:.45;background:repeating-linear-gradient(90deg,transparent 0 15px,rgba(255,255,255,.35) 16px 18px)}.cover>*{position:relative}.cover-a{width:235px;height:274px;right:65px;top:16px;background:#d4dfd8}.cover-b{width:190px;height:214px;right:0;bottom:2px;background:#ead4c9}.cover-c{width:164px;height:185px;left:20px;bottom:27px;background:#d8ddd1}.cover-number{font-size:46px;font-weight:800;line-height:1;color:rgba(37,75,69,.3)}.cover h3{font-size:18px;line-height:1.35;margin:41px 0 7px}.cover p{font-size:12px;line-height:1.5;margin:0;color:#50605a}.cover-line{height:4px;width:75%;background:var(--green);margin-top:19px}.cover-b .cover-line{background:var(--red)}.section{padding:72px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}.kicker{font-size:12px;font-weight:800;color:var(--red);letter-spacing:.12em}.section h2{font-size:clamp(26px,3vw,38px);line-height:1.25;letter-spacing:-.03em;margin:5px 0 0}.intro{max-width:560px;color:var(--muted);margin:0;font-size:15px}.rail-index{display:grid;grid-template-columns:220px 1fr;gap:24px}.index-list{border-top:1px solid var(--line)}.index-item{padding:17px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}.index-item b{display:block;color:var(--green);font-size:17px}.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.feature{min-height:200px;border:1px solid var(--line);border-radius:var(--radius);padding:23px;background:var(--paper);transition:.2s ease;position:relative;overflow:hidden}.feature.wide{grid-column:span 2;background:var(--sage);min-height:210px}.feature:hover{transform:translateY(-4px);border-color:var(--green);box-shadow:var(--shadow)}.feature .num{color:var(--red);font-weight:800;font-size:13px}.feature h3{margin:27px 0 8px;font-size:21px;line-height:1.35}.feature p{font-size:14px;color:var(--muted);line-height:1.7;margin:0;max-width:440px}.arrow{position:absolute;right:20px;bottom:17px;color:var(--green);font-weight:800;transition:.2s}.feature:hover .arrow{transform:translateX(5px)}.tag{padding:3px 9px;background:#fffaf2;border:1px solid var(--line);color:#53625c}.screen-stage{background:var(--dark);color:#f5f2e9}.screen-stage .kicker{color:#e28c6d}.screen-stage .intro{color:#b8c4bd}.screen-stage h2{color:#fff}.screens{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:16px}.screen{border-radius:15px;padding:20px;min-height:260px;background:#eef0e9;color:var(--ink);border:1px solid rgba(255,255,255,.15);overflow:hidden}.screen.dark-card{background:#355850;color:#fff}.screen.red-card{background:#c87050;color:#fff}.screen .screen-top{display:flex;justify-content:space-between;font-size:12px;font-weight:bold}.fake-lines{margin-top:27px;display:grid;gap:11px}.fake-lines i{height:8px;display:block;border-radius:6px;background:rgba(37,75,69,.15)}.dark-card .fake-lines i,.red-card .fake-lines i{background:rgba(255,255,255,.24)}.fake-lines i:nth-child(2){width:80%}.fake-lines i:nth-child(3){width:56%}.screen h3{font-size:23px;line-height:1.3;margin:51px 0 4px}.screen p{font-size:13px;line-height:1.6;margin:0}.steps{display:grid;grid-template-columns:.7fr 1.4fr;gap:58px;align-items:start}.steps-copy{position:sticky;top:95px}.step-list{display:grid;gap:13px}.step{display:grid;grid-template-columns:70px 1fr;gap:18px;padding:23px;background:var(--paper);border:1px solid var(--line);border-radius:14px}.step-no{color:var(--red);font-size:26px;font-weight:850;line-height:1}.step h3{margin:0 0 5px;font-size:18px}.step p{margin:0;color:var(--muted);font-size:14px}.cases{background:var(--green);color:#fff}.case-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:34px}.case-menu{display:grid;gap:10px}.case-menu div{border-bottom:1px solid rgba(255,255,255,.22);padding:12px 0;color:#c4d2cb;font-size:14px}.case-menu b{color:#fff;font-size:19px;margin-right:9px}.case-detail{background:#f7f5ee;color:var(--ink);border-radius:16px;padding:30px}.case-detail h3{font-size:26px;line-height:1.35;margin:8px 0}.path{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:22px 0}.path span{font-size:13px;background:var(--sage);padding:6px 10px;border-radius:20px}.path i{font-style:normal;color:var(--red)}.case-detail p{color:var(--muted);font-size:14px;margin:0}.news-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:92px 1fr auto;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.news-date{font-size:12px;color:var(--red);font-weight:800}.news-item h3{font-size:17px;line-height:1.4;margin:0}.news-item p{font-size:13px;color:var(--muted);margin:4px 0 0}.notice{background:var(--sage);padding:25px;border-radius:var(--radius);border:1px solid #cbd4c9}.notice h3{font-size:22px;line-height:1.35;margin:0 0 10px}.notice p{font-size:14px;color:#53615b;margin:0 0 16px}.pricing-toggle{display:flex;padding:4px;border:1px solid var(--line);background:var(--paper);border-radius:10px}.pricing-toggle button{border:0;background:transparent;padding:7px 12px;border-radius:7px;color:var(--muted);font-size:13px}.pricing-toggle button.active{background:var(--green);color:#fff}.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.price{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;position:relative}.price.featured{border:2px solid var(--red);transform:translateY(-8px)}.price-mark{position:absolute;top:-13px;left:22px;background:var(--red);color:#fff;padding:3px 10px;border-radius:8px;font-size:12px;font-weight:800}.price h3{font-size:21px;margin:0}.price p{font-size:13px;color:var(--muted);margin:7px 0 18px}.amount{font-size:33px;font-weight:850;color:var(--green);line-height:1.2}.amount small{font-size:13px;font-weight:500;color:var(--muted)}.price ul{padding:0;margin:20px 0;list-style:none}.price li{font-size:14px;padding:7px 0;border-bottom:1px dashed var(--line)}.price li:before{content:"✓";color:var(--red);margin-right:8px;font-weight:bold}.price .btn{width:100%}.cta-bar{margin-top:54px;padding:28px 32px;background:var(--sage);border:1px solid #cbd4c9;border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:24px}.cta-bar h2{font-size:25px;margin:0}.cta-bar p{font-size:14px;color:var(--muted);margin:3px 0 0}.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:56px}.faq-list{border-top:1px solid var(--line)}.faq{border-bottom:1px solid var(--line)}.faq-q{width:100%;padding:17px 0;display:flex;justify-content:space-between;gap:16px;border:0;background:transparent;text-align:left;color:var(--ink);font-weight:750}.faq-q span:last-child{color:var(--red);font-size:22px;line-height:1}.faq-a{display:none;padding:0 30px 18px 0;color:var(--muted);font-size:14px}.faq.open .faq-a{display:block}.faq.open .faq-q span:last-child{transform:rotate(45deg)}.footer{background:var(--dark);color:#e4ebe5;padding:52px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px}.footer .brand{color:#fff}.footer p{color:#aebbb3;font-size:13px;max-width:390px}.footer h3{font-size:14px;margin:0 0 10px;color:#fff}.footer a{display:block;color:#b7c4bd;font-size:13px;padding:3px 0}.footer a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.16);margin-top:34px;padding-top:18px;color:#95a69d;font-size:12px;display:flex;justify-content:space-between;gap:15px}.mobile-panel{display:none}
@media(max-width:1024px){.container{width:min(100% - 48px,var(--max))}.search{display:none}.hero-shell{padding:38px}.rail-index,.steps,.faq-grid{grid-template-columns:1fr;gap:28px}.steps-copy{position:static}.screens{grid-template-columns:1fr 1fr}.screens .screen:first-child{grid-column:span 2}.case-layout{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:767px){body{font-size:15px}.container{width:calc(100% - 32px)}.header{height:64px}.nav{gap:12px}.brand{font-size:15px}.nav-links,.nav-tools{display:none}.menu-btn{display:block;margin-left:auto}.mobile-panel{position:absolute;top:64px;left:0;right:0;background:var(--paper);padding:16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.mobile-panel.open{display:block}.mobile-panel .search{display:block;width:100%;margin-bottom:10px}.mobile-panel a{display:block;padding:11px 8px;border-bottom:1px solid var(--line);font-weight:700}.mobile-panel .btn{width:100%;margin-top:14px}.hero{padding:24px 0}.hero-shell{display:block;padding:28px 22px}.hero h1{font-size:35px}.index-wall{min-height:290px;margin-top:22px}.cover-a{right:25px;width:205px;height:240px}.cover-b{right:0;width:150px;height:180px}.cover-c{left:0;width:135px;height:155px}.stat-strip{gap:0}.stat{padding:0 10px}.stat b{font-size:17px}.feature-grid,.prices,.news-grid{grid-template-columns:1fr}.feature.wide{grid-column:auto}.section{padding:48px 0}.section-head{display:block}.section-head .intro{margin-top:12px}.rail-index{display:block}.index-list{display:flex;overflow:auto;gap:16px;margin-bottom:16px}.index-item{min-width:145px;border:0;padding:7px 0}.screens{display:flex;overflow:auto;padding-bottom:8px}.screen{min-width:245px}.screens .screen:first-child{min-width:280px}.step{grid-template-columns:46px 1fr;padding:18px}.case-detail{padding:22px}.news-item{grid-template-columns:70px 1fr}.news-item .arrow{display:none}.price.featured{transform:none}.cta-bar{padding:23px;display:block}.cta-bar .btn{margin-top:16px;width:100%}.faq-grid{gap:20px}.footer-grid{grid-template-columns:1fr;gap:22px}.copyright{display:block}.copyright span{display:block;margin:4px 0}.mega{display:none!important}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
 --bg:#f4f1ea;--paper:#fffdf8;--ink:#1f2b29;--muted:#65706b;--green:#254b45;
 --green2:#38645b;--sage:#e4e9e1;--red:#b95b3d;--red-dark:#96462e;
 --line:#d5d5ca;--dark:#1c2927;--cream:#f9f5ed;--shadow:0 14px 34px rgba(45,49,39,.08);
 --radius:16px;--radius-sm:11px;--max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.82}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 64px));margin:auto}
.header{height:72px;position:sticky;top:0;z-index:50;background:rgba(244,241,234,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.nav{height:100%;display:flex;align-items:center;gap:28px}
.brand{font-weight:800;font-size:18px;letter-spacing:.03em;color:var(--green);white-space:nowrap;line-height:1.25}
.brand small{display:block;font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:600;line-height:1.2}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:16px}
.nav-links>a,.drop-toggle{border:0;background:transparent;padding:10px 12px;color:#41504b;font-weight:650;border-radius:8px;position:relative}
.nav-links>a:hover,.drop-toggle:hover{background:var(--sage);color:var(--green)}
.nav-links>a.active{color:var(--green)}
.nav-links>a.active:after{content:"";height:2px;position:absolute;left:12px;right:12px;bottom:3px;background:var(--red)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:10px}
.search{width:172px;border:1px solid var(--line);border-radius:9px;background:var(--paper);padding:8px 12px;outline:none;color:var(--ink)}
.search:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(37,75,69,.12)}
.btn{min-height:43px;padding:10px 17px;border-radius:10px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:750;transition:.2s ease}
.btn:hover{transition:.2s ease}
.btn:focus-visible,.faq-q:focus-visible,.drop-toggle:focus-visible,.filter-option:focus-within{outline:3px solid rgba(185,91,61,.35);outline-offset:2px}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px)}
.btn-outline{border-color:var(--green);color:var(--green);background:transparent}
.btn-outline:hover{background:var(--green);color:#fff}
.mega{display:none;position:absolute;z-index:8;top:51px;left:-240px;width:700px;padding:20px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;grid-template-columns:1fr 1.1fr 1fr;gap:20px}
.mega.open{display:grid}
.mega h3{font-size:13px;margin:0 0 8px;color:var(--muted)}
.mega a{display:block;padding:7px 9px;border-radius:7px;font-size:14px}
.mega a:hover{background:var(--sage);color:var(--green)}
.mini-card{background:var(--sage);border-radius:10px;padding:14px}
.mini-card strong{display:block;font-size:15px;line-height:1.45}
.mini-card p{font-size:12px;line-height:1.6;color:var(--muted);margin:7px 0}
.tag,.eyebrow{display:inline-flex;align-items:center;gap:6px;border-radius:99px;font-size:12px;font-weight:750;letter-spacing:.04em}
.tag{padding:3px 9px;background:#fffaf2;border:1px solid var(--line);color:#53625c}
.eyebrow{background:var(--sage);color:var(--green);padding:5px 10px}
.menu-btn,.mobile-panel{display:none}
.page-hero{padding:44px 0 34px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;color:var(--muted);font-size:13px;margin-bottom:19px}
.breadcrumb a:hover{color:var(--green);text-decoration:underline}
.breadcrumb i{font-style:normal;color:#98a19a}
.category-hero{display:grid;grid-template-columns:1.22fr .78fr;gap:28px;align-items:stretch;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:40px;overflow:hidden;position:relative}
.category-hero:after{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(37,75,69,.11);border-radius:50%;right:-142px;bottom:-210px}
.category-hero h1{font-size:clamp(32px,4.2vw,50px);line-height:1.19;letter-spacing:-.045em;margin:17px 0 16px}
.category-hero h1 em{font-style:normal;color:var(--red)}
.category-hero p{max-width:690px;color:#52605b;margin:0;font-size:16px}
.hero-stats{position:relative;z-index:1;background:var(--dark);color:#f7f4ec;border-radius:15px;padding:25px;min-height:236px;overflow:hidden}
.hero-stats:before,.hero-stats:after{content:"";position:absolute;left:20px;right:20px;height:1px;background:rgba(255,255,255,.18)}
.hero-stats:before{top:68px}.hero-stats:after{bottom:58px}
.hero-stats .serial{font-size:12px;letter-spacing:.15em;color:#d9a18d;font-weight:800}
.hero-stats strong{font-size:31px;display:block;line-height:1.15;margin-top:22px}
.hero-stats p{color:#bdc9c2;font-size:13px;line-height:1.65;margin:8px 0}
.stat-row{display:flex;gap:24px;position:absolute;bottom:18px;left:25px}
.stat-row b{display:block;font-size:18px;color:#fff}.stat-row span{font-size:11px;color:#b6c3bc}
.section{padding:38px 0 72px}
.catalog-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:26px;align-items:start}
.filter{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:sticky;top:92px}
.filter-title{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:4px}
.filter-title b{font-size:17px}.filter-title span{font-size:12px;color:var(--red);font-weight:700}
.filter-group{padding:17px 0;border-bottom:1px solid var(--line)}
.filter-group:last-child{border-bottom:0;padding-bottom:0}
.filter-group h2{font-size:14px;margin:0 0 10px;color:var(--green)}
.filter-option{display:flex;align-items:center;gap:9px;font-size:14px;color:#53605b;padding:5px 0;cursor:pointer}
.filter-option input{accent-color:var(--green);width:15px;height:15px}
.filter-option:hover{color:var(--green)}
.filter-drawer{display:none;width:100%;margin-bottom:15px}
.catalog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:0 0 16px;border-bottom:1px solid var(--line);margin-bottom:18px}
.catalog-toolbar strong{font-size:17px}.catalog-toolbar p{font-size:13px;color:var(--muted);margin:2px 0 0}
.toolbar-right{display:flex;align-items:center;gap:10px}
.sort-select{background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:9px 11px;color:var(--ink);outline:none}
.text-link{color:var(--green);font-weight:750;font-size:14px;border:0;background:none;padding:8px}
.text-link:hover{color:var(--red)}
.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.topic-card{min-height:312px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.2s ease;position:relative}
.topic-card:hover{transform:translateY(-4px);border-color:var(--green);box-shadow:var(--shadow)}
.topic-card.featured{grid-column:span 2;min-height:324px;display:grid;grid-template-columns:1.1fr .9fr}
.cover{min-height:125px;background:var(--sage);position:relative;overflow:hidden}
.cover:before,.cover:after{content:"";position:absolute;border:1px solid rgba(37,75,69,.19)}
.cover:before{width:170px;height:170px;border-radius:50%;top:-88px;right:-38px}
.cover:after{width:72px;height:195px;left:29px;bottom:-99px;transform:rotate(28deg);background:rgba(255,253,248,.34)}
.cover .cover-no{position:absolute;left:17px;top:14px;color:var(--green);font-size:12px;font-weight:850;letter-spacing:.12em}
.cover .cover-line{position:absolute;left:17px;right:17px;bottom:17px;height:7px;background:repeating-linear-gradient(90deg,rgba(37,75,69,.75) 0 28px,transparent 28px 36px)}
.cover.japan{background:#dce5dc}.cover.korea{background:#e7ddcf}.cover.west{background:#d8e0dc}.cover.editorial{background:#d7c8ba}.cover.slate{background:#d9dfd5}.cover.redtone{background:#e2cabd}
.featured .cover{min-height:100%;height:auto}
.card-content{padding:17px;display:flex;flex:1;flex-direction:column}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.topic-card h3{font-size:19px;line-height:1.38;margin:0 0 8px;letter-spacing:-.02em}
.topic-card p{font-size:13px;color:var(--muted);line-height:1.68;margin:0}
.card-meta{display:flex;justify-content:space-between;gap:6px;align-items:center;margin-top:auto;padding-top:15px;font-size:12px;color:#718078}
.card-arrow{font-size:20px;color:var(--green);font-weight:800;transition:.2s}
.topic-card:hover .card-arrow{transform:translateX(4px)}
.reading-note{margin:24px 0;background:var(--sage);border-left:4px solid var(--red);padding:16px 19px;border-radius:0 11px 11px 0;color:#46534e;font-size:14px}
.reading-note b{color:var(--green)}
.pagination{display:flex;justify-content:center;gap:8px;padding-top:14px}
.pagination a,.pagination span{width:39px;height:39px;border:1px solid var(--line);display:grid;place-items:center;border-radius:9px;background:var(--paper);font-size:14px}
.pagination a:hover{background:var(--sage);border-color:var(--green)}
.pagination .current{background:var(--green);border-color:var(--green);color:#fff;font-weight:800}
.pagination .disabled{color:#a4aaa5;background:#efeee8}
.related{padding:68px 0;background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:25px}
.section-head h2{font-size:clamp(26px,3vw,37px);line-height:1.25;letter-spacing:-.03em;margin:6px 0 0}
.section-head p{max-width:480px;font-size:14px;color:var(--muted);margin:0}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.related-card{display:block;min-height:150px;padding:19px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);position:relative;transition:.2s ease}
.related-card:hover{border-color:var(--green);transform:translateY(-3px);box-shadow:var(--shadow)}
.related-card .num{font-size:12px;color:var(--red);font-weight:850}.related-card h3{font-size:17px;line-height:1.4;margin:24px 0 7px}.related-card p{font-size:12px;line-height:1.6;color:var(--muted);margin:0}
.related-card .card-arrow{position:absolute;right:17px;bottom:14px}
.faq-section{padding:72px 0}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:62px}
.faq-intro h2{font-size:clamp(26px,3vw,37px);line-height:1.25;margin:8px 0 13px}.faq-intro p{color:var(--muted);margin:0}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;border:0;background:transparent;padding:17px 2px;text-align:left;display:flex;justify-content:space-between;gap:16px;color:var(--ink);font-weight:780;font-size:16px}
.faq-q:hover{color:var(--green)}
.faq-q span:last-child{color:var(--red);font-size:22px;line-height:1}
.faq-a{display:none;color:var(--muted);font-size:14px;padding:0 2px 18px}
.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
.cta-bar{margin:0 0 70px;padding:28px 32px;background:var(--sage);border:1px solid #cbd4c9;border-radius:var(--radius);display:flex;align-items:center;justify-content:space-between;gap:24px}
.cta-bar h2{font-size:25px;line-height:1.3;margin:0}.cta-bar p{font-size:14px;color:var(--muted);margin:5px 0 0}
.footer{background:var(--dark);color:#d7e0da;padding:54px 0 20px}
.footer .brand{color:#fff}.footer .brand small{color:#aabbb2}
.footer-grid{display:grid;grid-template-columns:1.55fr .8fr .8fr;gap:52px}
.footer p{font-size:13px;line-height:1.75;color:#b9c7bf;max-width:440px}
.footer h3{font-size:14px;color:#fff;margin:0 0 13px}.footer-grid a:not(.brand){display:block;font-size:13px;color:#becbc4;padding:4px 0}.footer-grid a:not(.brand):hover{color:#fff;text-decoration:underline}
.copyright{border-top:1px solid rgba(255,255,255,.16);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#9fb0a7;font-size:12px}
@media(max-width:1024px){
 .container{width:min(var(--max),calc(100% - 48px))}
 .nav{gap:12px}.nav-links{margin-left:0}.nav-links>a,.drop-toggle{padding:10px 8px}.search{width:135px}
 .catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
 body{font-size:15px}.container{width:min(var(--max),calc(100% - 32px))}
 .header{height:66px}.nav{justify-content:space-between}.brand{font-size:15px}.brand small{font-size:9px}
 .nav-links,.nav-tools{display:none}.menu-btn{display:block;padding:7px 0}
 .mobile-panel{position:absolute;display:none;top:66px;left:0;right:0;padding:16px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
 .mobile-panel.open{display:grid;gap:8px}.mobile-panel .search{width:100%;margin-bottom:4px}.mobile-panel>a:not(.btn){padding:11px 7px;border-bottom:1px solid var(--line);font-weight:700}.mobile-panel .btn{margin-top:7px}
 .page-hero{padding:27px 0 24px}.breadcrumb{margin-bottom:13px}.category-hero{grid-template-columns:1fr;padding:25px;border-radius:17px;gap:18px}.category-hero h1{font-size:32px}.category-hero p{font-size:15px}.hero-stats{min-height:190px}
 .section{padding:24px 0 52px}.catalog-layout{display:block}.filter{display:none}.filter-drawer{display:inline-flex}.filter.show-mobile{display:block;position:static;margin-bottom:16px}
 .catalog-toolbar{align-items:flex-start;flex-direction:column}.toolbar-right{width:100%;justify-content:space-between}.sort-select{max-width:180px}
 .catalog-grid{grid-template-columns:1fr}.topic-card.featured{grid-column:auto;display:flex}.featured .cover{min-height:150px}
 .topic-card{min-height:unset}.cover{min-height:137px}.related{padding:51px 0}.section-head{display:block}.section-head p{margin-top:10px}.related-grid{grid-template-columns:1fr 1fr}.related-card{min-height:143px;padding:15px}.related-card h3{font-size:15px;margin-top:19px}
 .faq-section{padding:54px 0}.faq-grid{grid-template-columns:1fr;gap:27px}.cta-bar{margin-bottom:54px;padding:23px;display:block}.cta-bar .btn{margin-top:17px;width:100%}
 .footer{padding-top:42px}.footer-grid{grid-template-columns:1fr;gap:23px}.copyright{display:block}.copyright span{display:block;margin:4px 0}
}
@media(max-width:420px){.related-grid{grid-template-columns:1fr}.toolbar-right{align-items:flex-start;flex-direction:column}.sort-select{max-width:100%;width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* roulang page: category2 */
:root{
--bg:#f4f1ea;--paper:#fffdf8;--ink:#1f2b29;--muted:#65706b;--green:#254b45;
--green2:#38645b;--sage:#e4e9e1;--red:#b95b3d;--red-dark:#96462e;
--line:#d5d5ca;--dark:#1c2927;--cream:#f9f5ed;--shadow:0 14px 34px rgba(45,49,39,.08);
--radius:16px;--radius-sm:11px;--max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.82}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 64px));margin:auto}
.header{height:72px;position:sticky;top:0;z-index:50;background:rgba(244,241,234,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.nav{height:100%;display:flex;align-items:center;gap:28px;position:relative}
.brand{font-weight:800;font-size:18px;letter-spacing:.03em;color:var(--green);white-space:nowrap}
.brand small{display:block;font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:600;line-height:1.2}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:16px}
.nav-links>a,.drop-toggle{border:0;background:transparent;padding:10px 12px;color:#41504b;font-weight:650;border-radius:8px;position:relative}
.nav-links>a:hover,.drop-toggle:hover{background:var(--sage);color:var(--green)}
.nav-links>a.active:after{content:"";height:2px;position:absolute;left:12px;right:12px;bottom:3px;background:var(--red)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:10px}
.search{width:172px;border:1px solid var(--line);border-radius:9px;background:var(--paper);padding:8px 12px;outline:none;color:var(--ink)}
.search:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(37,75,69,.12)}
.btn{min-height:43px;padding:10px 17px;border-radius:10px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:750;transition:.2s ease}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,.faq-q:focus-visible,.drop-toggle:focus-visible,.topic-card:focus-visible{outline:3px solid rgba(185,91,61,.35);outline-offset:3px}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-dark)}
.btn-outline{border-color:var(--green);color:var(--green);background:transparent}
.btn-outline:hover{background:var(--green);color:#fff}
.mega{display:none;position:absolute;top:51px;left:-240px;width:700px;padding:20px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;grid-template-columns:1fr 1.1fr 1fr;gap:20px}
.mega.open{display:grid}
.mega h3{font-size:13px;margin:0 0 8px;color:var(--muted)}
.mega a{display:block;padding:7px 9px;border-radius:7px;font-size:14px}
.mega a:hover{background:var(--sage);color:var(--green)}
.mini-card{background:var(--sage);border-radius:10px;padding:14px}
.mini-card strong{display:block;font-size:15px;line-height:1.45}
.mini-card p{font-size:12px;line-height:1.6;color:var(--muted);margin:7px 0}
.menu-btn{display:none;background:none;border:0;font-size:26px;color:var(--green)}
.mobile-panel{display:none}
.section{padding:70px 0}
.section-kicker{display:block;color:var(--red);font-size:12px;letter-spacing:.12em;font-weight:800;margin-bottom:5px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:26px}
.section-head h2{font-size:clamp(26px,3vw,38px);line-height:1.27;letter-spacing:-.035em;margin:0}
.section-head p{margin:0;color:var(--muted);max-width:500px;font-size:15px}
.breadcrumb{padding:22px 0 0;color:var(--muted);font-size:13px}
.breadcrumb span{margin:0 7px;color:#98a19b}
.catalog-hero{padding:22px 0 38px}
.catalog-shell{display:grid;grid-template-columns:1fr 340px;gap:38px;align-items:stretch;padding:40px 44px;background:var(--paper);border:1px solid var(--line);border-radius:22px;overflow:hidden;position:relative}
.catalog-shell:after{content:"";position:absolute;right:-100px;bottom:-155px;width:330px;height:330px;border-radius:50%;border:1px solid rgba(37,75,69,.12)}
.catalog-copy{position:relative;z-index:1}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:99px;font-size:12px;font-weight:750;letter-spacing:.04em}
.eyebrow{background:var(--sage);color:var(--green);padding:5px 10px}
.catalog-copy h1{font-size:clamp(33px,4.2vw,54px);line-height:1.18;letter-spacing:-.05em;margin:18px 0 15px}
.catalog-copy h1 em{font-style:normal;color:var(--red)}
.catalog-copy p{max-width:680px;color:#51605a;margin:0}
.catalog-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.tag{padding:4px 10px;background:#fffaf2;border:1px solid var(--line);color:#53625c}
.index-poster{position:relative;z-index:1;min-height:255px;background:var(--dark);border-radius:15px;padding:23px;color:#eef3ed;overflow:hidden}
.index-poster:before,.index-poster:after{content:"";position:absolute;border:1px solid rgba(228,233,225,.24);border-radius:50%}
.index-poster:before{width:280px;height:280px;right:-140px;top:-80px}
.index-poster:after{width:190px;height:190px;left:-100px;bottom:-105px}
.poster-top{display:flex;justify-content:space-between;color:#bfcec6;font-size:12px;letter-spacing:.1em}
.poster-no{font-size:68px;font-weight:800;line-height:1;margin:35px 0 13px;color:#f4eee1;letter-spacing:-.07em}
.poster-title{font-size:18px;font-weight:800;max-width:220px;line-height:1.35}
.poster-lines{position:absolute;right:23px;bottom:22px;width:108px}
.poster-lines i{display:block;height:3px;background:rgba(255,255,255,.32);margin:8px 0}
.poster-lines i:nth-child(2){width:74%}.poster-lines i:nth-child(3){width:91%}
.directory-bar{padding:0 0 30px}
.directory-wrap{display:flex;align-items:center;gap:10px;overflow:auto;padding:3px 2px 10px;scrollbar-width:thin}
.directory-label{flex:0 0 auto;color:var(--muted);font-size:13px;font-weight:750;margin-right:6px}
.filter-pill{flex:0 0 auto;border:1px solid var(--line);border-radius:99px;padding:8px 14px;background:var(--paper);font-size:14px;color:#4b5853;transition:.2s}
.filter-pill:hover,.filter-pill.active{background:var(--green);color:#fff;border-color:var(--green)}
.editorial-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:18px}
.topic-card{display:block;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:220px;position:relative;transition:.22s ease}
.topic-card:hover{transform:translateY(-4px);border-color:var(--green);box-shadow:var(--shadow)}
.topic-card:hover .card-arrow{transform:translateX(5px)}
.cover{height:142px;position:relative;overflow:hidden;background:#dce4dd}
.cover:before,.cover:after{content:"";position:absolute}
.cover.stitch{background:repeating-linear-gradient(90deg,#d8ded7 0 14px,#e9ece5 14px 16px),linear-gradient(135deg,#b9c9bd,#e5ddd1)}
.cover.stitch:before{width:165%;height:1px;background:#789088;transform:rotate(-24deg);top:56%;left:-30%}
.cover.stitch:after{width:95px;height:95px;border:13px solid rgba(37,75,69,.3);border-radius:50%;right:24px;top:20px}
.cover.collar{background:linear-gradient(135deg,#becfc4 0 45%,#f4eee5 45% 58%,#759088 58%)}
.cover.collar:before{width:135px;height:135px;border:2px solid rgba(255,255,255,.75);transform:rotate(45deg);left:calc(50% - 67px);top:-52px}
.cover.collar:after{bottom:18px;left:20px;width:110px;height:6px;background:rgba(31,43,41,.24);box-shadow:0 13px 0 rgba(31,43,41,.17)}
.cover.trim{background:linear-gradient(100deg,#c56b4b 0 27%,#ead9ca 27% 49%,#315d55 49% 76%,#d6ddd4 76%)}
.cover.trim:before{left:28px;top:27px;width:123px;height:74px;border:1px solid rgba(255,255,255,.75)}
.cover.trim:after{right:27px;bottom:24px;width:82px;height:2px;background:rgba(255,255,255,.72);box-shadow:0 10px 0 rgba(255,255,255,.55),0 20px 0 rgba(255,255,255,.35)}
.cover.fiber{background:repeating-linear-gradient(135deg,#d8c7b8 0 3px,#f2e8dc 3px 9px,#b9c9bd 9px 12px)}
.cover.fiber:before{width:160px;height:160px;border-radius:50%;border:24px solid rgba(37,75,69,.18);right:-42px;top:-49px}
.cover.label{background:#e6e9de}
.cover.label:before{left:20px;top:20px;width:80px;height:102px;background:#355850;box-shadow:107px 18px 0 #bd684a}
.cover.label:after{left:34px;top:36px;width:50px;height:2px;background:#e9eee9;box-shadow:0 12px 0 #e9eee9,0 24px 0 #e9eee9}
.card-body{padding:17px 18px 18px}
.card-meta{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:9px}
.card-body h3{font-size:20px;line-height:1.35;margin:0 0 7px}
.card-body p{color:var(--muted);font-size:14px;line-height:1.7;margin:0}
.card-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);margin-top:14px;padding-top:12px;color:var(--muted);font-size:12px}
.card-arrow{color:var(--green);font-size:19px;font-weight:800;transition:.2s}
.featured-topic .cover{height:245px}
.featured-topic .card-body{padding:21px 22px}
.featured-topic .card-body h3{font-size:27px}
.stacked{display:grid;gap:18px}
.stacked .topic-card{display:grid;grid-template-columns:155px 1fr;min-height:0}
.stacked .cover{height:auto;min-height:168px}
.stacked .card-body{padding:16px}
.chapter{border-top:1px solid var(--line);padding:50px 0 0;margin-top:50px}
.chapter-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:20px}
.chapter-number{display:block;color:var(--red);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:4px}
.chapter h2{font-size:clamp(24px,3vw,34px);line-height:1.3;margin:0}
.chapter-desc{max-width:540px;font-size:14px;color:var(--muted);margin:7px 0 0}
.chapter-link{color:var(--green);font-weight:800;white-space:nowrap;border-bottom:1px solid currentColor}
.rail{display:flex;gap:16px;overflow-x:auto;padding:3px 3px 16px;scroll-snap-type:x proximity;scrollbar-color:#aeb7b0 transparent}
.rail .topic-card{flex:0 0 calc((100% - 32px)/3);scroll-snap-align:start}
.rail .cover{height:160px}
.quick-find{margin:56px 0;background:var(--sage);border:1px solid #ccd6ca;border-radius:14px;padding:17px 20px;display:flex;align-items:center;gap:14px}
.quick-find strong{white-space:nowrap;color:var(--green)}
.quick-find input{min-width:0;flex:1;background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:9px 12px;outline:none}
.quick-find input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(37,75,69,.12)}
.quick-tags{display:flex;gap:7px;overflow:auto}
.quick-tags button{border:1px solid var(--line);background:#f8faf5;color:var(--green);border-radius:8px;padding:7px 10px;font-size:13px;white-space:nowrap}
.quick-tags button:hover,.quick-tags button.active{background:var(--green);color:#fff;border-color:var(--green)}
.path-section{padding:68px 0;background:var(--dark);color:#f4f2eb}
.path-section .section-head h2{color:#fff}
.path-section .section-head p{color:#b8c4bd}
.path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid rgba(255,255,255,.2);border-radius:16px;overflow:hidden}
.path-step{padding:28px;background:rgba(255,255,255,.035);position:relative;min-height:185px}
.path-step+.path-step{border-left:1px solid rgba(255,255,255,.18)}
.path-step b{display:block;color:#e08b6e;font-size:13px;letter-spacing:.13em}
.path-step h3{font-size:21px;margin:16px 0 8px;color:#fff}
.path-step p{font-size:14px;margin:0;color:#c4d0ca}
.path-step:after{content:"→";position:absolute;right:-11px;top:calc(50% - 18px);height:36px;width:22px;background:var(--dark);color:#e9eee9;text-align:center;z-index:1}
.path-step:last-child:after{display:none}
.cta-bar{margin:64px 0 0;padding:27px 31px;background:var(--sage);border:1px solid #cbd4c9;border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.cta-bar h2{font-size:26px;line-height:1.3;margin:0;color:var(--green)}
.cta-bar p{font-size:14px;margin:5px 0 0;color:var(--muted)}
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px}
.faq-layout h2{font-size:clamp(27px,3vw,37px);line-height:1.28;margin:0 0 12px}
.faq-layout>div>p{margin:0;color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;border:0;background:transparent;display:flex;justify-content:space-between;gap:15px;padding:17px 0;color:var(--ink);font-weight:800;font-size:16px}
.faq-q span:last-child{font-size:22px;color:var(--red);font-weight:400;line-height:1}
.faq-a{display:none;color:var(--muted);font-size:14px;padding:0 30px 18px 0}
.faq-item.open .faq-a{display:block}
.footer{background:var(--dark);color:#d4ddd7;padding:52px 0 20px;margin-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:52px}
.footer .brand{color:#fff;display:inline-block}
.footer .brand small{color:#aebeb6}
.footer p{font-size:14px;color:#b8c4bd;max-width:440px;margin:14px 0 0}
.footer h3{color:#fff;font-size:14px;margin:2px 0 12px}
.footer-grid>div>a:not(.brand){display:block;color:#c5d0ca;font-size:14px;padding:4px 0}
.footer-grid>div>a:not(.brand):hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.16);display:flex;justify-content:space-between;gap:20px;padding-top:18px;margin-top:40px;font-size:12px;color:#9eafa7}
@media(max-width:1024px){
.container{width:min(var(--max),calc(100% - 48px))}
.nav{gap:13px}.nav-links{margin-left:0}.search{width:126px}.catalog-shell{padding:34px;grid-template-columns:1fr 285px}.rail .topic-card{flex-basis:calc((100% - 16px)/2)}.faq-layout{gap:35px}
}
@media(max-width:767px){
body{font-size:15px}.container{width:calc(100% - 32px)}.header{height:64px}.nav{justify-content:space-between}.nav-links,.nav-tools{display:none}.menu-btn{display:block}.mobile-panel{position:absolute;display:none;top:63px;left:0;right:0;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);padding:16px;border-radius:0 0 14px 14px}.mobile-panel.open{display:grid;gap:7px}.mobile-panel .search{display:block;width:100%;margin-bottom:5px}.mobile-panel>a:not(.btn){padding:10px;border-radius:8px;font-weight:700}.mobile-panel>a:not(.btn):hover{background:var(--sage)}.catalog-hero{padding:14px 0 26px}.breadcrumb{padding-top:16px}.catalog-shell{grid-template-columns:1fr;padding:26px 22px;gap:22px}.catalog-copy h1{font-size:34px}.index-poster{min-height:205px}.poster-no{margin:22px 0 8px}.section{padding:52px 0}.section-head,.chapter-head{display:block}.section-head p{margin-top:10px}.directory-bar{padding-bottom:15px}.editorial-grid{grid-template-columns:1fr}.featured-topic .cover{height:205px}.featured-topic .card-body h3{font-size:24px}.stacked{grid-template-columns:1fr}.stacked .topic-card{grid-template-columns:120px 1fr}.stacked .cover{min-height:158px}.chapter{padding-top:38px;margin-top:38px}.chapter-link{display:inline-block;margin-top:15px}.rail .topic-card{flex-basis:82%}.quick-find{margin:38px 0;display:grid;padding:15px}.quick-find strong{font-size:14px}.quick-tags{padding-bottom:2px}.path-grid{grid-template-columns:1fr}.path-step+.path-step{border-left:0;border-top:1px solid rgba(255,255,255,.18)}.path-step:after{content:"↓";right:auto;left:calc(50% - 11px);top:auto;bottom:-19px}.cta-bar{margin-top:48px;padding:23px;display:block}.cta-bar .btn{margin-top:16px;width:100%}.faq-layout{grid-template-columns:1fr;gap:26px}.footer{margin-top:52px}.footer-grid{grid-template-columns:1fr;gap:26px}.copyright{display:block}.copyright span{display:block;margin:4px 0}
}
@media(max-width:520px){
.brand{font-size:15px}.catalog-copy h1{font-size:31px}.catalog-tags{gap:6px}.tag{font-size:11px;padding:3px 8px}.stacked .topic-card{grid-template-columns:1fr}.stacked .cover{min-height:125px;height:125px}.card-body h3{font-size:18px}.featured-topic .card-body h3{font-size:22px}.rail .topic-card{flex-basis:88%}.path-step{min-height:158px;padding:23px}.path-step h3{margin:10px 0 7px}.footer-grid{gap:22px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}