/* roulang page: index */
:root{--paper:#f7f3f6;--card:#fff dfe;--card:#fff dfe;--ink:#241a2c;--rose:#e94e83;--iris:#8d79c9;--mint:#79cbb8;--weak:#766d7c;--line:rgba(71,48,86,.16);--shadow:0 18px 42px rgba(55,35,66,.10);--radius:22px;--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 var(--font);overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}.wrap{width:min(1180px,calc(100% - 48px));margin:auto}.site-header{height:80px;position:sticky;top:0;z-index:30;background:rgba(247,243,246,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;white-space:nowrap;letter-spacing:.02em}.brand-mark{width:31px;height:31px;display:grid;place-items:center;border:1px solid var(--rose);border-radius:10px;color:var(--rose);font-size:14px;background:#fff}.nav-links{display:flex;align-items:center;gap:25px;font-size:14px;font-weight:700}.nav-links a{position:relative;padding:8px 0}.nav-links a:not(.nav-cta):after{content:"";position:absolute;left:0;right:100%;bottom:1px;height:2px;background:var(--rose);transition:.25s}.nav-links a:hover:after,.nav-links a.active:after{right:0}.nav-cta,.btn-primary{background:var(--rose);color:#fff!important;border:1px solid var(--rose);border-radius:13px;padding:10px 17px;box-shadow:0 8px 18px rgba(233,78,131,.19);transition:.2s}.nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#cf3e70}.btn-secondary{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(141,121,201,.45);color:var(--ink);background:rgba(255,255,255,.5);padding:11px 17px;border-radius:13px;font-weight:750;transition:.2s}.btn-secondary:hover{border-color:var(--rose);transform:translateY(-2px)}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(141,121,201,.5);outline-offset:3px}.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;color:var(--ink)}
.hero{padding:72px 0 42px;position:relative}.hero-grid{display:grid;grid-template-columns:1fr .95fr;align-items:center;gap:56px}.eyebrow{display:flex;align-items:center;gap:8px;color:var(--rose);font-size:13px;letter-spacing:.12em;font-weight:800}.eyebrow:before{content:"";width:25px;height:1px;background:var(--rose)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(40px,5vw,57px);line-height:1.2;letter-spacing:-.045em;margin:16px 0 20px;font-weight:850}.hero-copy>p{max-width:570px;font-size:17px;color:var(--weak);margin-bottom:25px}.btn-row{display:flex;flex-wrap:wrap;gap:12px}.status-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:25px;font-size:13px;color:var(--weak)}.status-row span{display:flex;align-items:center;gap:7px}.status-row i{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(121,203,184,.13)}
.archive-stage{min-height:420px;position:relative;border:1px solid rgba(141,121,201,.35);border-radius:28px;background:#eee7ed;box-shadow:var(--shadow);overflow:hidden;padding:25px}.archive-stage:before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(233,78,131,.18);filter:blur(5px);right:-80px;top:-70px}.archive-stage:after{content:"";position:absolute;inset:13px;border:1px dashed rgba(141,121,201,.38);border-radius:19px;pointer-events:none}.stage-number{position:relative;z-index:2;font-size:12px;letter-spacing:.16em;color:var(--weak)}.silhouette{position:absolute;z-index:1;left:50%;bottom:-10px;width:195px;height:335px;transform:translateX(-50%);background:linear-gradient(145deg,#31233b,#7f658b 55%,#d5a9bd);clip-path:polygon(42% 0,62% 5%,68% 20%,79% 28%,74% 52%,90% 83%,78% 100%,21% 100%,8% 82%,27% 54%,21% 27%,32% 18%);opacity:.9}.film{position:absolute;z-index:1;width:170px;height:110px;border:8px solid rgba(255,253,254,.68);background:linear-gradient(135deg,#8d79c9,#f2b7ce);transform:rotate(-10deg);bottom:34px;left:20px}.film.two{left:auto;right:16px;top:92px;bottom:auto;transform:rotate(9deg);background:linear-gradient(135deg,#79cbb8,#d9c9e6)}.stage-meta{position:absolute;z-index:3;left:25px;right:25px;bottom:23px;display:flex;justify-content:space-between;align-items:end;color:#fff}.stage-meta strong{font-size:19px}.meter{width:120px;height:5px;background:rgba(255,255,255,.4);border-radius:9px;overflow:hidden}.meter b{display:block;width:72%;height:100%;background:var(--mint)}.index-strip{margin-top:45px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;gap:10px;align-items:center;padding:13px 0;overflow:auto}.index-label{font-size:12px;font-weight:800;color:var(--weak);white-space:nowrap}.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:#eee9f7;color:#655196;font-size:12px;font-weight:750;white-space:nowrap}.tag:before{content:"◆";font-size:8px;color:var(--rose)}
section{padding:93px 0}.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:32px}.section-head h2,.faq-copy h2,.contact-copy h2{font-size:clamp(30px,3.3vw,42px);line-height:1.24;letter-spacing:-.035em;margin:9px 0 0}.section-head p{max-width:410px;margin:0;color:var(--weak);font-size:14px}.section-no{font-size:13px;color:var(--iris);font-weight:850;letter-spacing:.12em}
.entry-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;grid-template-rows:190px 190px;gap:18px}.entry{position:relative;overflow:hidden;background:#fff dfe;background:#fff dfe;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:0 8px 22px rgba(59,39,68,.05);transition:.25s}.entry:hover{transform:translateY(-4px);border-color:rgba(233,78,131,.52);box-shadow:var(--shadow)}.entry.big{grid-row:span 2;background:linear-gradient(145deg,#fff dfe,#eee8f2)}.entry h3{font-size:21px;line-height:1.3;margin:13px 0 9px;position:relative}.entry p{font-size:14px;color:var(--weak);max-width:260px;position:relative}.entry-arrow{position:absolute;right:22px;bottom:18px;color:var(--rose);font-size:20px}.entry-art{position:absolute;right:-25px;bottom:-35px;width:180px;height:180px;border-radius:50%;border:26px solid rgba(141,121,201,.17)}.entry-art:after{content:"";position:absolute;inset:30px;border-radius:50%;background:rgba(233,78,131,.18)}.entry:nth-child(3) .entry-art{border-color:rgba(121,203,184,.3)}.data-band{padding:0;background:transparent}.data-inner{background:var(--ink);border-radius:24px;color:#fff;display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}.stat{padding:29px 27px;border-right:1px solid rgba(255,255,255,.16)}.stat:last-child{border:0}.stat b{display:block;color:var(--mint);font-size:29px;line-height:1.1;margin-bottom:8px}.stat span{font-size:13px;color:rgba(255,255,255,.72)}.stat em{display:block;font-style:normal;color:var(--rose);font-size:11px;letter-spacing:.13em;margin-bottom:10px}
.feature-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.feature-main,.feature-small{border:1px solid var(--line);border-radius:22px;background:#fff dfe;overflow:hidden;box-shadow:0 8px 22px rgba(59,39,68,.05);transition:.25s}.feature-main:hover,.feature-small:hover{transform:translateY(-4px);border-color:rgba(233,78,131,.45)}.cover{position:relative;min-height:280px;background:linear-gradient(135deg,#6e587d,#d993ad 54%,#f2d7d3);overflow:hidden}.cover:after{content:"";position:absolute;width:170px;height:170px;border:1px solid rgba(255,255,255,.65);border-radius:50%;left:25%;top:17%;box-shadow:40px 40px 0 rgba(121,203,184,.23)}.feature-body{padding:22px}.feature-body h3{font-size:23px;margin:10px 0}.feature-body p{font-size:14px;color:var(--weak);margin-bottom:14px}.feature-side{display:grid;gap:20px}.feature-small{display:grid;grid-template-columns:150px 1fr}.small-cover{min-height:100%;background:linear-gradient(145deg,#95c8bd,#cdc1df);position:relative}.small-cover:after{content:"";position:absolute;inset:18px;border:1px solid rgba(255,255,255,.75);transform:rotate(10deg)}.feature-small:nth-child(2) .small-cover{background:linear-gradient(145deg,#e298b7,#8d79c9)}
.path{background:#f0ebf0;position:relative}.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}.path-grid:before{content:"";position:absolute;left:11%;right:11%;top:30px;height:2px;background:var(--rose)}.path-step{padding:0 18px;position:relative}.path-icon{position:relative;z-index:1;width:62px;height:62px;display:grid;place-items:center;background:var(--paper);border:2px solid var(--iris);color:var(--rose);border-radius:18px;font-weight:850;font-size:14px;margin-bottom:18px}.path-step h3{font-size:18px;margin:0 0 7px}.path-step p{font-size:14px;color:var(--weak);margin:0}
.faq{background:linear-gradient(120deg,#f1eaf0,#faf7f8)}.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px}.faq-copy p{color:var(--weak);font-size:15px}.accordion{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;text-align:left;gap:20px;padding:20px 2px;border:0;background:none;color:var(--ink);font-weight:780;font-size:16px}.faq-q b{color:var(--mint);font-size:22px;font-weight:400;transition:.25s}.faq-item.open .faq-q b{transform:rotate(45deg);color:var(--rose)}.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s}.faq-a>div{overflow:hidden}.faq-a p{margin:0;padding:0 2px 20px;color:var(--weak);font-size:14px}.faq-item.open .faq-a{grid-template-rows:1fr}
.contact{padding:80px 0}.contact-box{background:var(--ink);border-radius:26px;padding:52px;display:grid;grid-template-columns:1fr .85fr;gap:46px;color:#fff;position:relative;overflow:hidden}.contact-box:after{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(233,78,131,.45);border-radius:50%;right:-180px;bottom:-230px}.contact-copy{position:relative;z-index:1}.contact-copy h2{color:#fff}.contact-copy p{color:rgba(255,255,255,.7);max-width:500px}.form-card{position:relative;z-index:1;background:#fff;border-radius:18px;padding:22px;color:var(--ink)}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{display:grid;gap:5px;margin-bottom:12px}.field label{font-size:12px;font-weight:750;color:var(--weak)}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 11px;background:#fcfafc;color:var(--ink);transition:.2s}.field textarea{height:72px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--iris);box-shadow:0 0 0 3px rgba(141,121,201,.15);outline:0}.submit{width:100%;border:0;padding:11px;background:var(--rose);color:white;border-radius:11px;font-weight:800;transition:.2s}.submit:hover{background:#cf3e70;transform:translateY(-2px)}
.footer{background:var(--ink);color:#fff;padding:54px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .8fr;gap:40px}.footer .brand{margin-bottom:13px}.footer p{color:rgba(255,255,255,.65);font-size:14px;max-width:400px}.footer h3{font-size:14px;color:var(--mint);margin:3px 0 13px}.footer-links{display:grid;gap:8px;font-size:14px;color:rgba(255,255,255,.74)}.footer-links a:hover{color:var(--rose)}.copyright{margin-top:38px;padding-top:17px;border-top:1px solid rgba(255,255,255,.13);color:rgba(255,255,255,.5);font-size:12px}
@media(max-width:1024px){.hero-grid{gap:32px}.entry-grid{grid-template-columns:1.3fr 1fr 1fr}.contact-box{padding:38px}.faq-grid{gap:35px}}@media(max-width:768px){.wrap{width:min(100% - 32px,1180px)}.site-header{height:70px}.nav-links{display:none}.menu-btn{display:block}.mobile-panel{display:none;position:fixed;inset:70px 0 auto 0;background:var(--paper);border-bottom:1px solid var(--line);padding:18px 22px;box-shadow:var(--shadow);z-index:25}.mobile-panel.show{display:grid;gap:8px}.mobile-panel a{padding:11px 4px;font-weight:750;border-bottom:1px solid var(--line)}.mobile-panel a:last-child{border:0;color:var(--rose)}.hero{padding-top:48px}.hero-grid,.faq-grid,.contact-box{grid-template-columns:1fr}.archive-stage{min-height:340px}.index-strip{margin-top:28px}.entry-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}.entry.big{grid-row:span 2}.data-inner{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.16)}.feature-layout{grid-template-columns:1fr}.path-grid{grid-template-columns:1fr 1fr;gap:25px}.path-grid:before{display:none}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}}@media(max-width:520px){section{padding:62px 0}h1{font-size:36px}.hero-copy>p{font-size:15px}.section-head{display:block;margin-bottom:24px}.section-head p{margin-top:13px}.entry-grid{grid-template-columns:1fr}.entry.big{grid-row:auto;min-height:250px}.data-inner{grid-template-columns:1fr}.stat,.stat:nth-child(2){border-right:0;border-bottom:1px solid rgba(255,255,255,.16)}.stat:last-child{border-bottom:0}.feature-small{grid-template-columns:115px 1fr}.path-grid{grid-template-columns:1fr}.contact-box{padding:30px 21px}.field-grid,.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.btn-row>*{width:100%;justify-content:center;text-align:center}.status-row{gap:9px}.archive-stage{min-height:300px}.silhouette{transform:translateX(-50%) scale(.82);transform-origin:bottom}.film{transform:scale(.75) rotate(-10deg);transform-origin:left bottom}.film.two{transform:scale(.7) rotate(9deg);transform-origin:right top}}

/* roulang page: category1 */
:root{--paper:#f7f3f6;--card:#fff dfe;--card:#fff dfe;--ink:#241a2c;--rose:#e94e83;--iris:#8d79c9;--mint:#79cbb8;--weak:#766d7c;--line:rgba(71,48,86,.16);--shadow:0 18px 42px rgba(55,35,66,.10);--radius:22px;--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 var(--font);overflow-x:hidden}
a{color:inherit;text-decoration:none} img{display:block;max-width:100%}
button,input,select,textarea{font:inherit} button{cursor:pointer}
.wrap{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{height:80px;position:sticky;top:0;z-index:30;background:rgba(247,243,246,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;white-space:nowrap;letter-spacing:.02em}
.brand-mark{width:31px;height:31px;display:grid;place-items:center;border:1px solid var(--rose);border-radius:10px;color:var(--rose);font-size:14px;background:#fff}
.nav-links{display:flex;align-items:center;gap:25px;font-size:14px;font-weight:700}
.nav-links a{position:relative;padding:8px 0}
.nav-links a:not(.nav-cta):after{content:"";position:absolute;left:0;right:100%;bottom:1px;height:2px;background:var(--rose);transition:.25s}
.nav-links a:hover:after,.nav-links a.active:after{right:0}
.nav-cta,.btn-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--rose);color:#fff!important;border:1px solid var(--rose);border-radius:13px;padding:10px 17px;box-shadow:0 8px 18px rgba(233,78,131,.19);font-weight:750;transition:.2s}
.nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#cf3e70}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid rgba(141,121,201,.45);color:var(--ink);background:rgba(255,255,255,.65);padding:10px 17px;border-radius:13px;font-weight:750;transition:.2s}
.btn-secondary:hover{border-color:var(--rose);transform:translateY(-2px)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(141,121,201,.55);outline-offset:3px}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;color:var(--ink);font-weight:700}
.page-hero{padding:34px 0 42px}
.breadcrumb{font-size:13px;color:var(--weak);margin:0 0 24px}.breadcrumb span{color:var(--iris);padding:0 7px}
.search-hero{display:grid;grid-template-columns:1.12fr .88fr;gap:28px;align-items:stretch}
.hero-copy{padding:31px 0 20px}.eyebrow{display:flex;align-items:center;gap:8px;color:var(--rose);font-size:13px;letter-spacing:.12em;font-weight:800}.eyebrow:before{content:"";width:25px;height:1px;background:var(--rose)}
h1{font-size:clamp(36px,4.2vw,54px);line-height:1.18;letter-spacing:-.045em;margin:12px 0 16px}
.hero-copy p{max-width:640px;color:var(--weak);font-size:16px;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}
.stack-board{min-height:290px;position:relative;border-radius:25px;background:#ece4ed;border:1px solid rgba(141,121,201,.34);overflow:hidden;box-shadow:var(--shadow);padding:22px}
.stack-board:before{content:"";position:absolute;width:220px;height:220px;right:-48px;top:-50px;border-radius:50%;background:rgba(233,78,131,.24)}
.stack-board:after{content:"";position:absolute;inset:14px;border:1px dashed rgba(141,121,201,.45);border-radius:16px}
.archive-card{position:absolute;z-index:1;width:58%;border:1px solid rgba(255,255,255,.8);background:rgba(255,253,254,.88);border-radius:16px;padding:13px 15px;box-shadow:0 13px 25px rgba(48,31,59,.12)}
.archive-card small{display:block;color:var(--iris);font-weight:800;letter-spacing:.1em}.archive-card strong{display:block;font-size:16px;margin-top:4px}.archive-card i{display:block;height:5px;background:var(--rose);border-radius:5px;margin-top:11px;width:70%}
.card-one{top:42px;left:29px}.card-two{right:23px;top:101px}.card-three{bottom:28px;left:72px}.card-two i{background:var(--mint);width:48%}.card-three i{background:var(--iris);width:84%}
.filter-zone{padding:17px 0 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.35)}
.filter-row{display:flex;align-items:center;gap:12px;padding:15px 0;overflow:auto}.filter-row::-webkit-scrollbar{height:4px}.filter-row::-webkit-scrollbar-thumb{background:#d3c6d6;border-radius:10px}
.filter-label{font-size:13px;color:var(--weak);font-weight:800;white-space:nowrap}
.filter-tag{white-space:nowrap;border:1px solid var(--line);border-radius:999px;padding:7px 13px;background:#fff;color:var(--weak);font-size:13px;font-weight:700;transition:.2s}
.filter-tag:hover,.filter-tag.active{border-color:rgba(233,78,131,.55);color:var(--rose);background:#fff5f8}
.catalog{padding:68px 0 90px}.catalog-layout{display:grid;grid-template-columns:225px 1fr;gap:28px}
.filter-panel{height:max-content;border:1px solid var(--line);border-radius:18px;background:#fffdfE;padding:20px;box-shadow:0 9px 22px rgba(59,39,68,.05)}
.filter-panel h2{font-size:17px;margin:0 0 14px}.filter-group{padding:14px 0;border-top:1px solid var(--line)}.filter-group h3{font-size:13px;margin:0 0 9px;color:var(--weak)}
.check{display:flex;align-items:center;gap:8px;padding:6px 0;font-size:14px;color:#504657}.check input{accent-color:var(--rose)}
.catalog-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:18px}.catalog-head h2{font-size:clamp(27px,3vw,36px);line-height:1.25;margin:4px 0 0}.catalog-head p{font-size:13px;color:var(--weak);margin:0}
.card-masonry{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}
.index-card{position:relative;overflow:hidden;border:1px solid var(--line);background:#fffdfE;border-radius:20px;box-shadow:0 8px 22px rgba(59,39,68,.05);transition:.25s}.index-card:hover{transform:translateY(-4px);border-color:rgba(233,78,131,.48);box-shadow:var(--shadow)}
.index-card.featured{grid-column:span 2}.cover{height:156px;position:relative;overflow:hidden;background:linear-gradient(135deg,#d88bad,#8c79c8)}.featured .cover{height:230px;background:linear-gradient(120deg,#e4a0b9,#957fc5 56%,#6daea5)}
.cover:before{content:"";position:absolute;inset:13px;border:1px solid rgba(255,255,255,.55);border-radius:13px}.cover:after{content:"";position:absolute;width:145px;height:145px;border-radius:50%;right:-24px;bottom:-45px;background:rgba(255,255,255,.25)}
.cover-num{position:absolute;z-index:2;left:16px;top:13px;color:#fff;font-size:12px;letter-spacing:.12em;font-weight:800}.cover-line{position:absolute;z-index:2;left:16px;bottom:16px;width:45%;height:4px;background:#fff;border-radius:5px}
.index-body{padding:18px}.tag{display:inline-flex;align-items:center;gap:5px;padding:4px 9px;border-radius:999px;background:#eee9f7;color:#655196;font-size:12px;font-weight:750}.tag:before{content:"◆";font-size:8px;color:var(--rose)}
.index-body h3{font-size:20px;line-height:1.38;margin:10px 0 7px}.index-body p{font-size:14px;color:var(--weak);margin:0 0 15px}.enter-link{font-size:14px;font-weight:800;color:var(--rose)}.enter-link:hover{color:#bf315f}
.load-wrap{text-align:center;margin:29px 0 0}.load-btn{border:1px solid rgba(141,121,201,.44);background:transparent;color:var(--ink);border-radius:13px;padding:11px 24px;font-weight:800;transition:.2s}.load-btn:hover{color:var(--rose);border-color:var(--rose);transform:translateY(-2px)}
.faq{padding:82px 0;background:linear-gradient(120deg,#f0e9ef,#faf7f8)}.faq-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:62px}.faq-copy h2{font-size:clamp(30px,3.5vw,41px);line-height:1.25;margin:10px 0}.faq-copy p{color:var(--weak);margin:0}
.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;gap:18px;text-align:left;padding:19px 2px;border:0;background:transparent;color:var(--ink);font-weight:800;font-size:16px}.faq-q b{color:var(--mint);font-size:22px;font-weight:400;transition:.25s}.faq-item.open .faq-q b{transform:rotate(45deg);color:var(--rose)}.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s}.faq-a>div{overflow:hidden}.faq-a p{margin:0;padding:0 2px 19px;color:var(--weak);font-size:14px}.faq-item.open .faq-a{grid-template-rows:1fr}
.contact{padding:78px 0;background:var(--ink);color:#fff;position:relative;overflow:hidden}.contact:after{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(233,78,131,.35);border-radius:50%;right:-120px;top:-190px}.contact-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .85fr;gap:46px;align-items:center}.contact h2{font-size:clamp(31px,3.5vw,42px);line-height:1.25;margin:10px 0}.contact p{color:#d6cfd9;max-width:570px}.form-card{background:#fffdfE;color:var(--ink);border-radius:18px;padding:21px;box-shadow:var(--shadow)}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field label{display:block;font-size:12px;font-weight:800;margin:0 0 5px}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:9px 10px;background:#fff;color:var(--ink)}.field textarea{min-height:70px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--iris);outline:0;box-shadow:0 0 0 3px rgba(141,121,201,.14)}.field.full{grid-column:1/-1}.form-card .btn-primary{width:100%;margin-top:13px}
.footer{background:#1d1524;color:#e7e0e9;padding:58px 0 20px}.footer-grid{display:grid;grid-template-columns:1.4fr .75fr .9fr;gap:44px}.footer .brand{color:#fff}.footer .brand-mark{background:transparent}.footer p{color:#bfb5c5;font-size:14px;max-width:430px}.footer h3{font-size:14px;margin:0 0 12px;color:#fff}.footer-links{display:grid;gap:8px;font-size:14px;color:#cfc5d2}.footer-links a:hover{color:var(--rose)}.copyright{border-top:1px solid rgba(255,255,255,.13);margin-top:36px;padding-top:16px;font-size:12px;color:#a99eaf}
@media(max-width:1024px){.nav-links{gap:15px}.catalog-layout{grid-template-columns:200px 1fr}.faq-grid{gap:35px}}
@media(max-width:768px){.wrap{width:min(100% - 34px,1180px)}.site-header{height:72px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:72px;left:0;right:0;padding:16px 18px 20px;background:rgba(247,243,246,.98);border-bottom:1px solid var(--line);box-shadow:0 15px 30px rgba(45,29,55,.1);flex-direction:column;align-items:stretch;gap:3px}.nav-links.open{display:flex}.nav-links a{padding:12px 4px}.nav-cta{text-align:center;margin-top:7px}.search-hero{grid-template-columns:1fr}.stack-board{min-height:230px}.catalog-layout{grid-template-columns:1fr}.filter-panel{display:none}.catalog-head{align-items:start;flex-direction:column}.faq-grid,.contact-grid{grid-template-columns:1fr;gap:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){.brand{font-size:14px}.hero-copy{padding-top:18px}h1{font-size:35px}.page-hero{padding-bottom:25px}.card-masonry{grid-template-columns:1fr}.index-card.featured{grid-column:auto}.featured .cover{height:185px}.field-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.contact,.faq{padding:58px 0}.catalog{padding:52px 0 62px}.archive-card{width:66%}}

/* roulang page: category2 */
:root{--paper:#f7f3f6;--card:#fff dfe;--card:#fff dfe;--ink:#241a2c;--rose:#e94e83;--iris:#8d79c9;--mint:#79cbb8;--weak:#766d7c;--line:rgba(71,48,86,.16);--shadow:0 18px 42px rgba(55,35,66,.10);--radius:22px;--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif}
:root{--card:#fff dfe;--card-real:#fff dfe}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 var(--font);overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
.wrap{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{height:80px;position:sticky;top:0;z-index:30;background:rgba(247,243,246,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;white-space:nowrap;letter-spacing:.02em}
.brand-mark{width:31px;height:31px;display:grid;place-items:center;border:1px solid var(--rose);border-radius:10px;color:var(--rose);font-size:14px;background:#fff}
.nav-links{display:flex;align-items:center;gap:25px;font-size:14px;font-weight:700}
.nav-links a{position:relative;padding:8px 0}
.nav-links a:not(.nav-cta):after{content:"";position:absolute;left:0;right:100%;bottom:1px;height:2px;background:var(--rose);transition:.25s}
.nav-links a:hover:after,.nav-links a.active:after{right:0}
.nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;background:var(--rose);color:#fff!important;border:1px solid var(--rose);border-radius:13px;padding:10px 17px;font-weight:750;box-shadow:0 8px 18px rgba(233,78,131,.19);transition:.2s}
.nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#cf3e70;box-shadow:0 12px 23px rgba(233,78,131,.25)}
.btn-primary:active,.nav-cta:active{transform:translateY(0)}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid rgba(141,121,201,.45);color:var(--ink);background:rgba(255,255,255,.65);padding:11px 17px;border-radius:13px;font-weight:750;transition:.2s}
.btn-secondary:hover{border-color:var(--rose);transform:translateY(-2px);background:#fff}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(141,121,201,.52);outline-offset:3px}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;color:var(--ink);font-weight:700}
main{padding-bottom:94px}
.breadcrumb{padding:25px 0 17px;color:var(--weak);font-size:13px}
.breadcrumb span{margin:0 8px;color:var(--iris)}
.cover-hero{min-height:440px;position:relative;overflow:hidden;border-radius:28px;background:#2c2037;padding:44px;color:#fff;box-shadow:var(--shadow)}
.cover-hero:before{content:"";position:absolute;width:440px;height:440px;border-radius:50%;right:-90px;top:-190px;background:rgba(233,78,131,.38);filter:blur(8px)}
.cover-hero:after{content:"";position:absolute;inset:14px;border:1px dashed rgba(255,255,255,.26);border-radius:20px;pointer-events:none}
.cover-grid{position:absolute;inset:0;opacity:.33;background-image:linear-gradient(rgba(141,121,201,.45) 1px,transparent 1px),linear-gradient(90deg,rgba(141,121,201,.45) 1px,transparent 1px);background-size:36px 36px;mask-image:linear-gradient(90deg,transparent 5%,#000 48%,transparent 94%)}
.cover-silhouette{position:absolute;right:13%;bottom:-25px;width:260px;height:390px;border-radius:50% 50% 10% 10%;background:linear-gradient(145deg,rgba(246,220,232,.76),rgba(141,121,201,.25));filter:drop-shadow(18px 5px 0 rgba(233,78,131,.2));opacity:.86}
.cover-silhouette:before{content:"";position:absolute;width:150px;height:150px;left:49px;top:-49px;border-radius:50%;background:#e9c7d9}
.cover-silhouette:after{content:"";position:absolute;left:32px;right:32px;top:132px;height:205px;background:repeating-linear-gradient(135deg,rgba(36,26,44,.31) 0 8px,transparent 8px 18px);border-radius:50px 50px 10px 10px}
.cover-content{position:absolute;left:44px;right:44px;bottom:40px;z-index:2;max-width:650px}
.cover-content h1{font-size:clamp(38px,5vw,58px);line-height:1.15;letter-spacing:-.05em;margin:10px 0 16px}
.cover-content p{max-width:600px;color:rgba(255,255,255,.78);margin:0;font-size:16px}
.eyebrow{display:flex;align-items:center;gap:8px;color:#ffb7d1;font-size:13px;letter-spacing:.13em;font-weight:800}
.eyebrow:before{content:"";width:25px;height:1px;background:var(--rose)}
.cover-meta{position:absolute;z-index:3;right:31px;top:29px;display:grid;gap:10px;text-align:right;font-size:12px;color:rgba(255,255,255,.8);letter-spacing:.1em}
.cover-meta b{font-size:16px;color:#fff}
.section{padding:93px 0}
.index-panel{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:22px;padding:20px 0;overflow:auto}
.index-panel strong{flex:none;font-size:14px}
.index-links{display:flex;gap:10px;min-width:max-content}
.index-links a,.tag{display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(141,121,201,.26);background:#eee9f7;color:#655196;border-radius:999px;padding:6px 11px;font-size:12px;font-weight:750;transition:.2s}
.index-links a:hover{border-color:var(--rose);background:#fff;transform:translateY(-1px)}
.tag:before{content:"◆";font-size:8px;color:var(--rose)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
.section-head h2{font-size:clamp(29px,3.2vw,41px);line-height:1.25;letter-spacing:-.04em;margin:8px 0 0}
.section-head p{max-width:430px;margin:0;color:var(--weak);font-size:14px}
.section-no{font-size:13px;letter-spacing:.13em;color:var(--iris);font-weight:850}
.topic-group{padding:48px 0;border-bottom:1px solid var(--line)}
.topic-group:first-of-type{padding-top:0}
.topic-intro{display:grid;grid-template-columns:170px 1fr;gap:32px;align-items:start;margin-bottom:24px}
.topic-number{font-size:52px;line-height:1;color:var(--rose);font-weight:850;letter-spacing:-.08em}
.topic-number small{display:block;color:var(--iris);font-size:12px;letter-spacing:.14em;margin-top:12px}
.topic-intro h3{font-size:26px;line-height:1.3;margin:0 0 10px}
.topic-intro p{margin:0;color:var(--weak);max-width:650px;font-size:15px}
.scroll-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.topic-card{min-height:260px;position:relative;overflow:hidden;background:#fff; border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 8px 22px rgba(59,39,68,.05);transition:.25s}
.topic-card:hover{transform:translateY(-4px);border-color:rgba(233,78,131,.5);box-shadow:var(--shadow)}
.topic-card:hover .card-art{transform:scale(1.035)}
.card-art{position:absolute;right:-28px;bottom:-37px;width:174px;height:174px;border-radius:50%;background:linear-gradient(145deg,rgba(233,78,131,.78),rgba(141,121,201,.42));transition:.3s}
.card-art:before{content:"";position:absolute;inset:23px;border:1px solid rgba(255,255,255,.72);border-radius:50% 40% 55% 45%;transform:rotate(25deg)}
.card-art:after{content:"";position:absolute;inset:43px 17px;background:repeating-linear-gradient(45deg,rgba(255,255,255,.45) 0 4px,transparent 4px 11px);border-radius:16px}
.topic-card.alt .card-art{background:linear-gradient(145deg,rgba(121,203,184,.8),rgba(141,121,201,.46))}
.topic-card.soft .card-art{background:linear-gradient(145deg,#e7bdca,rgba(141,121,201,.56))}
.card-code{position:relative;z-index:1;font-size:12px;letter-spacing:.12em;color:var(--iris);font-weight:800}
.topic-card h4{position:relative;z-index:1;max-width:75%;font-size:20px;line-height:1.35;margin:16px 0 9px}
.topic-card p{position:relative;z-index:1;max-width:75%;margin:0;color:var(--weak);font-size:13px;line-height:1.75}
.card-link{position:absolute;z-index:2;bottom:18px;left:20px;color:var(--rose);font-size:14px;font-weight:800}
.card-link:hover{color:#c93467}
.tip-band{padding:0}
.tip-shell{position:relative;overflow:hidden;border-radius:25px;background:var(--ink);padding:44px;color:#fff}
.tip-shell:after{content:"";position:absolute;right:-70px;bottom:-120px;width:340px;height:340px;border:1px solid rgba(233,78,131,.5);border-radius:50%;box-shadow:0 0 0 35px rgba(141,121,201,.13),0 0 0 70px rgba(233,78,131,.08)}
.tip-grid{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;gap:45px;align-items:center}
.tip-copy h2{font-size:clamp(29px,3vw,39px);line-height:1.25;margin:9px 0 14px}
.tip-copy p{margin:0;color:rgba(255,255,255,.7);font-size:15px}
.parameter-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.parameter{border:1px solid rgba(255,255,255,.18);border-radius:15px;padding:16px;background:rgba(255,255,255,.06)}
.parameter b{display:block;color:var(--mint);font-size:12px;letter-spacing:.12em}
.parameter span{display:block;font-size:15px;font-weight:750;margin-top:5px}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.related-card{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;min-height:220px;box-shadow:0 8px 22px rgba(59,39,68,.05);transition:.25s}
.related-card:after{content:"";position:absolute;right:-26px;top:-23px;width:120px;height:120px;border:1px solid rgba(141,121,201,.5);transform:rotate(24deg)}
.related-card:hover{transform:translateY(-4px);border-color:rgba(233,78,131,.5)}
.related-card h3{font-size:23px;margin:13px 0 8px}
.related-card p{color:var(--weak);margin:0 0 16px;font-size:14px;max-width:420px}
.faq{background:linear-gradient(120deg,#f1eaf0,#faf7f8)}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px}
.faq-copy h2{font-size:clamp(30px,3.3vw,42px);line-height:1.24;letter-spacing:-.035em;margin:9px 0 14px}
.faq-copy p{color:var(--weak);font-size:15px;margin:0}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;justify-content:space-between;text-align:left;gap:20px;padding:20px 2px;border:0;background:none;color:var(--ink);font-weight:780;font-size:16px}
.faq-q b{color:var(--mint);font-size:22px;font-weight:400;transition:.25s}
.faq-item.open .faq-q b{transform:rotate(45deg);color:var(--rose)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s}
.faq-a>div{overflow:hidden}
.faq-a p{margin:0;padding:0 2px 20px;color:var(--weak);font-size:14px}
.faq-item.open .faq-a{grid-template-rows:1fr}
.contact{padding:88px 0}
.contact-shell{display:grid;grid-template-columns:1fr .8fr;gap:45px;align-items:center;background:var(--ink);border-radius:25px;padding:45px;color:#fff;overflow:hidden;position:relative}
.contact-shell:before{content:"";position:absolute;right:32%;top:-120px;width:250px;height:250px;border:1px solid rgba(233,78,131,.5);border-radius:50%}
.contact-copy{position:relative;z-index:1}
.contact-copy h2{font-size:clamp(30px,3.2vw,42px);line-height:1.25;margin:10px 0 15px}
.contact-copy p{max-width:540px;color:rgba(255,255,255,.72);margin:0}
.form-card{position:relative;z-index:1;background:#fff;border-radius:18px;padding:22px;color:var(--ink)}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;font-weight:750;margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 11px;background:#fff;color:var(--ink);transition:.2s}
.field textarea{min-height:86px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--iris);box-shadow:0 0 0 3px rgba(141,121,201,.12);outline:0}
.form-note{color:var(--weak);font-size:12px;margin:10px 0 0}
.footer{background:var(--ink);color:#fff;padding:58px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .9fr;gap:46px;padding-bottom:39px}
.footer .brand{margin-bottom:15px}
.footer .brand-mark{background:transparent;color:#ff9fc1;border-color:#ff9fc1}
.footer p{max-width:380px;color:rgba(255,255,255,.64);font-size:14px;margin:0}
.footer h3{font-size:14px;margin:0 0 14px;color:#fff}
.footer-links{display:grid;gap:8px;font-size:14px;color:rgba(255,255,255,.67)}
.footer-links a{transition:.2s;width:max-content}
.footer-links a:hover{color:#ff8bb5;transform:translateX(3px)}
.copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:19px;color:rgba(255,255,255,.47);font-size:12px}
@media(max-width:1024px){.nav-links{gap:16px}.cover-hero{min-height:410px}.scroll-row{grid-template-columns:repeat(2,1fr)}.scroll-row .topic-card:last-child{display:none}.tip-grid{gap:25px}.faq-grid{gap:38px}.contact-shell{gap:28px}}
@media(max-width:768px){.wrap{width:min(100% - 32px,1180px)}.site-header{height:72px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:71px;left:0;right:0;padding:17px 16px 20px;background:rgba(247,243,246,.98);border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(55,35,66,.1);align-items:stretch;flex-direction:column;gap:4px}.nav-links.open{display:flex}.nav-links a{padding:12px 7px;min-height:44px}.nav-links .nav-cta{text-align:center;margin-top:6px}.cover-hero{min-height:450px;padding:28px}.cover-content{left:28px;right:28px;bottom:29px}.cover-silhouette{right:-25px;opacity:.53}.cover-meta{right:24px;top:24px}.section{padding:62px 0}.topic-intro{grid-template-columns:1fr;gap:13px}.topic-number{font-size:42px}.scroll-row{display:flex;overflow:auto;padding:2px 2px 13px;scroll-snap-type:x proximity}.scroll-row .topic-card,.scroll-row .topic-card:last-child{display:block;min-width:270px;scroll-snap-align:start}.tip-grid,.faq-grid,.contact-shell{grid-template-columns:1fr}.faq-grid{gap:28px}.related-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.contact-shell{padding:32px 24px}}
@media(max-width:520px){body{font-size:15px}.brand{font-size:14px}.brand-mark{width:28px;height:28px}.cover-hero{min-height:410px;padding:22px;border-radius:21px}.cover-content{left:22px;right:22px;bottom:23px}.cover-content h1{font-size:34px}.cover-content p{font-size:14px}.cover-meta{font-size:10px;right:20px;top:18px}.cover-meta b{font-size:13px}.section-head{display:block}.section-head p{margin-top:14px}.index-panel{gap:12px}.topic-card{min-height:240px}.parameter-grid{grid-template-columns:1fr}.field-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{line-height:1.7}.contact{padding:62px 0}.contact-shell{border-radius:21px;padding:28px 18px}}