/* roulang page: index */
:root{
  --ink:#123d38;
  --ink-deep:#17312d;
  --teal:#4f9085;
  --teal-pale:#dceae4;
  --orange:#c96236;
  --paper:#f6f3ec;
  --card:#fffdfc;
  --text:#20302c;
  --muted:#68736d;
  --line:#d9ddd5;
  --soft:#ecebe4;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 12px 30px rgba(24,49,45,.08);
  --serif:"Songti SC","STSong","Noto Serif SC",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.75}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.22;background-image:radial-gradient(rgba(18,61,56,.12) .55px,transparent .7px);background-size:7px 7px;z-index:-1}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
button,a{ -webkit-tap-highlight-color:transparent}
:focus-visible{outline:3px solid rgba(79,144,133,.68);outline-offset:3px}
.container{width:min(1200px,calc(100% - 48px));margin:0 auto}
.topbar{background:var(--ink-deep);color:#dbe8e2;font-size:13px}
.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between}
.top-links{display:flex;gap:20px}
.top-links a{opacity:.82;transition:opacity .2s}
.top-links a:hover{opacity:1;color:#fff}
.header{position:sticky;top:0;z-index:30;background:rgba(246,243,236,.96);border-bottom:1px solid var(--line);transition:box-shadow .25s,background .25s}
.header.scrolled{box-shadow:0 5px 20px rgba(23,49,45,.09);background:rgba(246,243,236,.99)}
.nav-wrap{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:800;font-size:18px;line-height:1.2;letter-spacing:.01em}
.logo-mark{display:grid;place-items:center;width:35px;height:35px;border:1px solid var(--orange);color:var(--orange);font-family:var(--serif);font-size:19px;border-radius:50%}
.main-nav{display:flex;align-items:center;gap:31px;margin-left:auto}
.main-nav a{height:78px;display:flex;align-items:center;position:relative;font-size:15px;color:#4b5955;font-weight:600;transition:color .2s}
.main-nav a:after{content:"";position:absolute;bottom:0;left:50%;width:0;height:3px;background:var(--orange);transform:translateX(-50%);transition:width .2s}
.main-nav a:hover,.main-nav a.active{color:var(--ink)}
.main-nav a.active:after,.main-nav a:hover:after{width:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:10px 19px;border:1px solid transparent;border-radius:10px;font-weight:700;font-size:15px;line-height:1.2;cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{box-shadow:0 8px 18px rgba(18,61,56,.2);border-color:var(--teal)}
.btn-outline{border-color:var(--ink);color:var(--ink);background:rgba(255,253,252,.48)}
.btn-outline:hover{background:var(--teal-pale)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{box-shadow:0 8px 18px rgba(201,98,54,.22)}
.nav-cta{min-height:40px;padding:8px 15px;margin-left:4px}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;color:var(--ink);width:43px;height:43px;cursor:pointer}
.menu-toggle span{display:block;width:19px;height:2px;margin:4px auto;background:currentColor}
.hero{padding:72px 0 44px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.1em}
.eyebrow:before{content:"";display:block;width:28px;height:1px;background:currentColor}
.hero h1{margin:16px 0 20px;color:var(--ink);font:700 clamp(40px,5vw,58px)/1.2 var(--serif);letter-spacing:-.045em}
.hero h1 em{font-style:normal;color:var(--teal)}
.hero p{max-width:570px;margin:0;color:#51605b;font-size:17px;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:29px}
.pills{display:flex;flex-wrap:wrap;gap:9px;margin-top:29px}
.pill{padding:5px 11px;border:1px solid #b8ccc5;border-radius:999px;color:#416e66;font-size:13px;font-weight:600;background:rgba(255,253,252,.48)}
.hero-visual{position:relative;min-height:476px;padding:23px 0 0 28px}
.hero-photo{height:438px;overflow:hidden;border-radius:var(--radius);background:#9ca9a2}
.hero-photo:after{content:"";position:absolute;inset:23px 0 15px 28px;background:linear-gradient(135deg,rgba(18,61,56,.2),rgba(18,61,56,.03) 65%);pointer-events:none;border-radius:var(--radius)}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.feature-note{position:absolute;left:0;bottom:0;width:min(330px,82%);padding:22px 23px;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.note-top{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px}
.note-top b{color:var(--orange);font-weight:800}
.feature-note h2{margin:10px 0 12px;font-size:19px;line-height:1.45;color:var(--ink)}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-size:14px;font-weight:800}
.text-link span{font-size:20px;line-height:1;transition:transform .2s}
.text-link:hover span{transform:translateX(4px)}
.quick{padding:23px 0 0}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.quick-item{min-height:142px;padding:25px 25px 22px;border-right:1px solid var(--line);transition:background .2s}
.quick-item:first-child{border-left:1px solid var(--line)}
.quick-item:hover{background:rgba(255,253,252,.72)}
.quick-num{display:block;color:var(--orange);font-size:12px;font-weight:800;letter-spacing:.08em}
.quick-item h2{margin:5px 0 4px;color:var(--ink);font-size:17px;line-height:1.4}
.quick-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.section{padding:92px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:35px}
.section-kicker{margin:0 0 8px;color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.09em}
.section-title{max-width:700px;margin:0;color:var(--ink);font:700 clamp(29px,3.4vw,40px)/1.28 var(--serif);letter-spacing:-.025em}
.section-desc{max-width:480px;margin:10px 0 0;color:var(--muted)}
.editorial{display:grid;grid-template-columns:160px 1fr;gap:38px}
.chapter-index{border-right:1px solid var(--line);padding-top:7px}
.chapter-index b{display:block;color:var(--orange);font:700 52px/1 var(--serif)}
.chapter-index span{display:block;margin-top:10px;color:var(--muted);font-size:13px}
.brand-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}
.brand-copy h2{margin:0 0 14px;color:var(--ink);font:700 31px/1.35 var(--serif)}
.brand-copy>p{margin:0 0 15px;color:#53605c}
.point-list{margin:27px 0 0;padding:0;list-style:none}
.point-list li{display:grid;grid-template-columns:14px 1fr;gap:12px;padding:14px 0;border-top:1px solid var(--line)}
.point-list li:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--teal);margin-top:9px}
.point-list strong{display:block;color:var(--ink);font-size:16px}
.point-list span{display:block;color:var(--muted);font-size:14px}
.figure{overflow:hidden;border-radius:var(--radius);background:#b3c0b9;position:relative}
.figure img{width:100%;height:390px;object-fit:cover;transition:transform .5s}
.figure:hover img{transform:scale(1.035)}
.figure figcaption{position:absolute;bottom:0;left:0;right:0;padding:15px 18px;background:linear-gradient(transparent,rgba(18,61,56,.78));color:#fff;font-size:13px}
.guide{background:var(--ink-deep);color:#eff4ef}
.guide .section-title{color:#fff}
.guide .section-desc{color:#b8c9c3}
.steps{display:grid;grid-template-columns:repeat(4,1fr);margin-top:39px}
.step{position:relative;padding:0 27px 5px 0}
.step:not(:last-child):after{content:"";position:absolute;top:18px;right:0;width:calc(100% - 44px);height:1px;background:#55756e}
.step-no{position:relative;z-index:1;display:grid;place-items:center;width:37px;height:37px;margin-bottom:19px;border:1px solid #83a69e;border-radius:50%;background:var(--ink-deep);color:#fff;font-size:12px;font-weight:800}
.step:first-child .step-no{border-color:var(--orange);color:#ffd8c8}
.step h3{margin:0 0 8px;color:#fff;font-size:18px}
.step p{max-width:220px;margin:0;color:#b8c9c3;font-size:14px;line-height:1.7}
.updates{padding-bottom:88px}
.news-list{border-top:1px solid var(--line)}
.news-feature{display:grid;grid-template-columns:290px 1fr;gap:27px;padding:20px 0;border-bottom:1px solid var(--line)}
.news-thumb{height:186px;overflow:hidden;border-radius:12px;background:#aebbb4}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.news-feature:hover .news-thumb img{transform:scale(1.04)}
.news-date{color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.05em}
.news-category{display:inline-flex;margin:7px 0 8px;padding:3px 9px;background:var(--teal-pale);border-radius:999px;color:#35675e;font-size:12px;font-weight:700}
.news-content h3{max-width:680px;margin:0;color:var(--ink);font-size:22px;line-height:1.45}
.news-content p{display:-webkit-box;overflow:hidden;margin:9px 0 13px;color:var(--muted);font-size:14px;line-height:1.7;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.news-row{display:grid;grid-template-columns:126px minmax(0,1fr) 136px;gap:22px;align-items:center;padding:20px 4px;border-bottom:1px solid var(--line);transition:padding .2s,background .2s}
.news-row:hover{padding-left:13px;background:rgba(255,253,252,.65)}
.news-row .date-stack{color:var(--muted);font-size:13px}
.date-stack b{display:block;color:var(--orange);font-size:16px}
.news-row h3{margin:0;color:var(--ink);font-size:17px;line-height:1.45}
.news-row p{display:-webkit-box;overflow:hidden;margin:5px 0 0;color:var(--muted);font-size:13px;line-height:1.6;-webkit-line-clamp:1;-webkit-box-orient:vertical}
.row-right{display:flex;justify-content:flex-end;align-items:center;gap:12px}
.arrow{font-size:22px;color:var(--ink)}
.empty-state{padding:50px 20px;text-align:center;border-bottom:1px solid var(--line);background:rgba(255,253,252,.54)}
.empty-icon{width:48px;height:48px;margin:0 auto 14px;border:1px solid var(--teal);border-radius:50%;position:relative}
.empty-icon:before,.empty-icon:after{content:"";position:absolute;left:12px;right:12px;height:1px;background:var(--teal)}
.empty-icon:before{top:19px}.empty-icon:after{top:27px}
.empty-state p{color:var(--muted);margin:0 0 17px}
.topic-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
.topic-main{position:relative;min-height:350px;padding:39px;overflow:hidden;border-radius:var(--radius);background:var(--ink-deep);color:#fff}
.topic-main:before{content:"";position:absolute;width:290px;height:290px;right:-65px;top:-105px;border:1px solid rgba(222,235,228,.22);border-radius:50%;box-shadow:0 0 0 36px rgba(222,235,228,.05),0 0 0 72px rgba(222,235,228,.035)}
.topic-main>*{position:relative}
.topic-main .news-category{background:rgba(255,255,255,.12);color:#d7e9e2}
.topic-main h2{max-width:480px;margin:13px 0;color:#fff;font:700 33px/1.35 var(--serif)}
.topic-main p{max-width:470px;margin:0 0 22px;color:#c6d6d0}
.topic-main .text-link{color:#fff}
.topic-list{display:flex;flex-direction:column;gap:10px}
.topic-link{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:80px;padding:17px 18px;border:1px solid var(--line);border-radius:12px;background:rgba(255,253,252,.7);transition:border-color .2s,transform .2s}
.topic-link:hover{border-color:var(--teal);transform:translateX(3px)}
.topic-link small{display:block;color:var(--orange);font-size:12px;font-weight:800}
.topic-link strong{display:block;color:var(--ink);font-size:16px;line-height:1.4}
.faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:76px;align-items:start}
.faq-note{position:relative;padding:33px 30px;background:var(--teal-pale);border-radius:var(--radius);overflow:hidden}
.faq-note:after{content:"？";position:absolute;right:-12px;bottom:-54px;color:rgba(18,61,56,.1);font:700 160px/1 var(--serif)}
.faq-note h2{position:relative;margin:0 0 10px;color:var(--ink);font:700 32px/1.35 var(--serif)}
.faq-note p{position:relative;margin:0;color:#46645e}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{display:flex;align-items:center;justify-content:space-between;width:100%;padding:20px 2px;border:0;background:none;color:var(--ink);text-align:left;font-weight:800;font-size:16px;cursor:pointer}
.faq-q i{flex:0 0 auto;margin-left:18px;font-style:normal;font-size:23px;font-weight:400;transition:transform .25s}
.faq-item.open .faq-q i{transform:rotate(45deg);color:var(--orange)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
.faq-a>div{overflow:hidden}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-a p{margin:0;padding:0 35px 20px 2px;color:var(--muted);font-size:14px}
.cta{position:relative;overflow:hidden;background:var(--ink-deep);color:#fff}
.cta:before,.cta:after{content:"";position:absolute;border:1px solid rgba(232,241,235,.13);border-radius:50%;pointer-events:none}
.cta:before{width:430px;height:430px;right:-125px;top:-280px}
.cta:after{width:260px;height:260px;left:-150px;bottom:-175px}
.cta-inner{position:relative;padding:67px 0;display:flex;align-items:center;justify-content:space-between;gap:36px}
.cta h2{max-width:650px;margin:0;color:#fff;font:700 clamp(29px,3.5vw,41px)/1.35 var(--serif)}
.cta p{max-width:610px;margin:12px 0 0;color:#bfd0c9}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
.cta .btn-primary{background:#fff;color:var(--ink)}
.cta .btn-outline{border-color:#9ab7af;color:#fff;background:transparent}
.cta .btn-outline:hover{background:rgba(255,255,255,.1)}
.footer{background:#102a26;color:#c5d1cd}
.footer-main{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:35px;padding:61px 0 42px}
.footer .logo{color:#fff}
.footer .logo-mark{border-color:#d77b53;color:#f0a47f}
.footer-brand p{max-width:290px;margin:16px 0 0;color:#9eb3ac;font-size:14px;line-height:1.75}
.footer h3{margin:3px 0 15px;color:#fff;font-size:14px}
.footer-links{display:flex;flex-direction:column;gap:8px}
.footer-links a{color:#aebfb9;font-size:14px;transition:color .2s,transform .2s}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{padding:17px 0;border-top:1px solid rgba(218,230,223,.15);display:flex;justify-content:space-between;gap:15px;color:#829892;font-size:12px}
.mobile-panel{display:none}
@media(max-width:1024px){
  .hero-grid{gap:30px}.hero-visual{min-height:420px}.hero-photo{height:386px}
  .editorial{grid-template-columns:100px 1fr}.brand-layout{gap:28px}
  .footer-main{grid-template-columns:1.4fr 1fr 1fr}
  .footer-main>div:last-child{grid-column:2}
  .faq-wrap{gap:40px}.news-feature{grid-template-columns:235px 1fr}
}
@media(max-width:768px){
  .container{width:min(100% - 40px,1200px)}
  .topbar{display:none}.nav-wrap{min-height:66px}.main-nav,.nav-wrap>.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}
  .mobile-panel{position:absolute;left:0;right:0;top:66px;padding:12px 20px 20px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 12px 20px rgba(23,49,45,.08)}
  .mobile-panel.show{display:block}.mobile-panel a{display:block;padding:13px 4px;border-bottom:1px solid var(--line);color:var(--ink);font-weight:700}.mobile-panel .btn{margin-top:16px;width:100%}
  .hero{padding:49px 0 32px}.hero-grid,.brand-layout,.topic-grid,.faq-wrap{grid-template-columns:1fr}
  .hero h1{font-size:42px}.hero-visual{min-height:350px;padding:18px 0 0 17px}.hero-photo{height:320px}.hero-photo:after{inset:18px 0 12px 17px}
  .quick-grid{grid-template-columns:repeat(2,1fr)}.quick-item:nth-child(3){border-left:1px solid var(--line)}
  .section{padding:62px 0}.section-head{display:block;margin-bottom:26px}.editorial{grid-template-columns:1fr;gap:23px}.chapter-index{display:flex;align-items:center;gap:15px;border-right:0;border-bottom:1px solid var(--line);padding:0 0 14px}.chapter-index b{font-size:36px}.chapter-index span{margin:0}
  .figure img{height:300px}.steps{grid-template-columns:1fr;gap:0}.step{padding:0 0 23px 53px}.step:not(:last-child):after{top:37px;left:18px;width:1px;height:calc(100% - 20px)}.step-no{position:absolute;left:0;top:0}.step p{max-width:none}
  .news-feature{grid-template-columns:1fr}.news-thumb{height:220px}.news-row{grid-template-columns:92px minmax(0,1fr)}.row-right{display:none}
  .faq-note{padding:27px}.cta-inner{display:block;padding:55px 0}.cta-actions{margin-top:23px}.footer-main{grid-template-columns:repeat(2,1fr);padding:47px 0 31px}.footer-brand{grid-column:1/-1}.footer-main>div:last-child{grid-column:auto}
}
@media(max-width:520px){
  .container{width:min(100% - 36px,1200px)}.logo{font-size:15px}.logo-mark{width:31px;height:31px;font-size:17px}
  .hero h1{font-size:35px}.hero p{font-size:15px}.hero-actions,.cta-actions{flex-direction:column;align-items:stretch}.btn{width:100%}
  .hero-visual{min-height:313px}.hero-photo{height:282px}.feature-note{width:89%;padding:17px}.feature-note h2{font-size:16px}
  .quick-grid{grid-template-columns:1fr}.quick-item,.quick-item:nth-child(3){border-left:1px solid var(--line);border-bottom:1px solid var(--line)}.quick-item:last-child{border-bottom:0}
  .section{padding:52px 0}.section-title{font-size:29px}.brand-copy h2{font-size:27px}.figure img{height:245px}
  .news-row{grid-template-columns:1fr;gap:5px;padding:18px 2px}.date-stack b{display:inline;margin-right:7px}.date-stack{font-size:12px}.news-row h3{font-size:16px}
  .topic-main{min-height:310px;padding:29px 23px}.topic-main h2{font-size:28px}.topic-link{min-height:72px}
  .faq-note h2{font-size:28px}.faq-q{font-size:15px}.footer-main{grid-template-columns:1fr;gap:26px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:3px 0}
}

/* roulang page: article */
:root{
  --ink:#123d38;--ink-deep:#17312d;--teal:#4f9085;--teal-pale:#dceae4;
  --orange:#c96236;--paper:#f6f3ec;--card:#fffdfc;--text:#20302c;
  --muted:#68736d;--line:#d9ddd5;--soft:#ecebe4;--radius:16px;
  --radius-sm:10px;--shadow:0 12px 30px rgba(24,49,45,.08);
  --serif:"Songti SC","STSong","Noto Serif SC",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.75}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.2;background-image:radial-gradient(rgba(18,61,56,.12) .55px,transparent .7px);background-size:7px 7px;z-index:-1}
a{color:inherit;text-decoration:none} img{display:block;max-width:100%} button{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.container{width:min(1200px,calc(100% - 48px));margin:0 auto}
.topbar{background:var(--ink-deep);color:#dbe8e2;font-size:13px}
.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.top-links{display:flex;gap:18px}.top-links a{opacity:.82;transition:opacity .2s,color .2s}.top-links a:hover{opacity:1;color:#fff}
.header{position:sticky;top:0;z-index:30;background:rgba(246,243,236,.96);border-bottom:1px solid var(--line);transition:box-shadow .25s,background .25s}
.header.scrolled{box-shadow:0 5px 20px rgba(23,49,45,.09);background:rgba(246,243,236,.99)}
.nav-wrap{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:800;font-size:18px;line-height:1.2;letter-spacing:.01em;white-space:nowrap}
.logo-mark{display:grid;place-items:center;width:35px;height:35px;border:1px solid var(--orange);color:var(--orange);font-family:var(--serif);font-size:19px;border-radius:50%}
.main-nav{display:flex;align-items:center;gap:31px;margin-left:auto}
.main-nav a{height:78px;display:flex;align-items:center;position:relative;font-size:15px;color:#4b5955;font-weight:600;transition:color .2s}
.main-nav a:after{content:"";position:absolute;bottom:0;left:50%;width:0;height:3px;background:var(--orange);transform:translateX(-50%);transition:width .2s}
.main-nav a:hover,.main-nav a.active{color:var(--ink)}.main-nav a.active:after,.main-nav a:hover:after{width:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:10px 19px;border:1px solid transparent;border-radius:10px;font-weight:700;font-size:15px;line-height:1.2;cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s,background .2s}
.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}
.btn-primary{background:var(--ink);color:#fff}.btn-primary:hover{box-shadow:0 8px 18px rgba(18,61,56,.2);border-color:var(--teal)}
.btn-outline{border-color:var(--ink);color:var(--ink);background:rgba(255,253,252,.48)}.btn-outline:hover{background:var(--teal-pale)}
.nav-cta{min-height:40px;padding:8px 15px;margin-left:4px}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;color:var(--ink);width:43px;height:43px;cursor:pointer}
.menu-toggle span{display:block;width:19px;height:2px;margin:4px auto;background:currentColor}
.article-hero{padding:48px 0 52px;border-bottom:1px solid var(--line);background:linear-gradient(115deg,rgba(220,234,228,.68),rgba(246,243,236,.92))}
.breadcrumb{display:flex;align-items:center;gap:9px;min-width:0;margin-bottom:24px;color:var(--muted);font-size:13px}
.breadcrumb a{color:var(--ink);font-weight:700}.breadcrumb a:hover{text-decoration:underline}
.breadcrumb i{font-style:normal;color:#9ba49f}.breadcrumb strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}
.category-tag{display:inline-flex;align-items:center;gap:8px;padding:5px 11px;border:1px solid #b6cec6;border-radius:999px;color:#376f65;background:#f8fcfa;font-size:13px;font-weight:800}
.category-tag:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange)}
.article-hero h1{max-width:960px;margin:18px 0 17px;color:var(--ink);font:700 clamp(33px,4.5vw,54px)/1.26 var(--serif);letter-spacing:-.04em}
.article-lead{max-width:820px;margin:0;color:#50605a;font-size:17px;line-height:1.95}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:23px;color:var(--muted);font-size:14px}
.article-meta span{display:inline-flex;align-items:center;gap:7px}.article-meta b{width:5px;height:5px;border-radius:50%;background:var(--orange)}
.article-shell{display:grid;grid-template-columns:190px minmax(0,790px) 220px;gap:36px;align-items:start;padding:60px 0 92px}
.toc{position:sticky;top:110px;padding:18px 0;border-top:2px solid var(--ink)}
.toc-title{margin:0 0 12px;color:var(--ink);font-size:14px;font-weight:800;letter-spacing:.08em}
.toc a{display:block;padding:8px 0;color:var(--muted);font-size:14px;line-height:1.45;transition:color .2s,padding .2s}
.toc a:hover{padding-left:4px;color:var(--ink)}.toc a:first-of-type{color:var(--ink);font-weight:800}
.article-main{min-width:0}
.article-cover{margin:0 0 31px;overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#b9c2bb}
.article-cover img{width:100%;aspect-ratio:16/8.6;object-fit:cover;filter:saturate(.78)}
.article-cover figcaption{padding:10px 15px;background:var(--card);color:var(--muted);font-size:13px}
.article-content{color:#31403b;font-size:17px;line-height:1.95}
.article-content>*:first-child{margin-top:0}
.article-content h2,.article-content h3{scroll-margin-top:125px;color:var(--ink);font-family:var(--serif);line-height:1.38}
.article-content h2{margin:49px 0 18px;padding-top:7px;border-top:1px solid var(--line);font-size:29px}
.article-content h3{margin:34px 0 13px;font-size:22px}
.article-content p{margin:0 0 21px}.article-content a{color:var(--ink);font-weight:700;text-decoration:underline;text-decoration-color:var(--teal);text-decoration-thickness:2px;text-underline-offset:4px}
.article-content ul,.article-content ol{margin:0 0 24px;padding-left:1.45em}.article-content li{margin:8px 0}
.article-content blockquote{margin:29px 0;padding:18px 23px;border-left:4px solid var(--orange);background:#f1eee5;color:#44524d;font-family:var(--serif);font-size:18px}
.article-content hr{height:1px;margin:36px 0;border:0;background:var(--line)}
.article-content img{height:auto;margin:26px auto;border-radius:10px;border:1px solid var(--line)}
.article-content table{display:block;width:100%;overflow-x:auto;margin:25px 0;border-collapse:collapse;background:var(--card);font-size:15px}
.article-content th,.article-content td{min-width:120px;padding:12px 14px;border:1px solid var(--line);text-align:left}.article-content th{background:var(--teal-pale);color:var(--ink)}
.related{position:sticky;top:110px;padding:19px 0 0;border-top:2px solid var(--orange)}
.related h2{margin:0 0 14px;color:var(--ink);font-size:16px;font-weight:800}
.related-item{display:block;padding:15px 0;border-bottom:1px solid var(--line);transition:padding .2s}
.related-item:hover{padding-left:4px}.related-item small{display:block;margin-bottom:5px;color:var(--teal);font-size:12px;font-weight:800}.related-item strong{display:block;color:var(--ink);font-size:14px;line-height:1.5}.related-item time{display:block;margin-top:5px;color:var(--muted);font-size:12px}
.article-empty{padding:44px 28px;border:1px dashed #a9c4bb;border-radius:var(--radius);background:rgba(255,253,252,.64);text-align:center}
.empty-symbol{display:grid;place-items:center;width:54px;height:54px;margin:0 auto 15px;border:1px solid var(--teal);border-radius:50%;color:var(--teal);font:24px var(--serif)}
.article-empty h2{margin:0 0 8px;color:var(--ink);font:700 25px var(--serif)}.article-empty p{margin:0 0 21px;color:var(--muted)}
.article-foot{margin-top:54px;padding-top:24px;border-top:1px solid var(--line)}
.article-actions{display:flex;justify-content:space-between;gap:14px;align-items:center}
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.article-nav a{min-height:100px;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(255,253,252,.55);transition:transform .2s,border-color .2s}
.article-nav a:hover{transform:translateY(-2px);border-color:var(--teal)}.article-nav small{display:block;color:var(--orange);font-weight:800;font-size:12px}.article-nav strong{display:block;margin-top:6px;color:var(--ink);font-size:14px;line-height:1.5}
.notice-strip{margin-top:32px;padding:18px 20px;border-left:4px solid var(--teal);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:var(--teal-pale);color:#315b54;font-size:14px}
.cta{position:relative;overflow:hidden;padding:67px 0;background:var(--ink-deep);color:#e9f1ed}.cta:before{content:"今";position:absolute;right:6%;top:-72px;color:rgba(255,255,255,.045);font:230px var(--serif)}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:34px}.cta h2{margin:0 0 8px;color:#fff;font:700 clamp(28px,3vw,39px)/1.3 var(--serif)}.cta p{max-width:650px;margin:0;color:#b7cdc6}.cta-actions{display:flex;flex-wrap:wrap;gap:12px}.cta .btn-outline{border-color:#a8c9c0;color:#fff}.cta .btn-outline:hover{color:var(--ink);background:#dceae4}
.footer{background:var(--ink-deep);color:#d1e0da}.footer-main{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:38px;padding:55px 0 38px}.footer .logo{color:#fff}.footer-brand p{max-width:270px;margin:17px 0 0;color:#a7c1b9;font-size:14px;line-height:1.75}.footer h3{margin:3px 0 15px;color:#fff;font-size:14px}.footer-links{display:grid;gap:8px}.footer-links a{color:#afc6bf;font-size:14px;transition:color .2s,transform .2s}.footer-links a:hover{color:#fff;transform:translateX(3px)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-top:1px solid rgba(217,221,213,.2);color:#91aaa3;font-size:12px}
@media(max-width:1024px){.article-shell{grid-template-columns:170px minmax(0,1fr);gap:29px}.related{display:none}.footer-main{grid-template-columns:1.5fr 1fr 1fr}.footer-main>div:last-child{display:none}}
@media(max-width:768px){.container{width:min(100% - 40px,1200px)}.topbar{display:none}.nav-wrap{min-height:66px}.main-nav{display:none}.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}.header.menu-open .main-nav{position:absolute;top:66px;left:0;right:0;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 10px 20px rgba(23,49,45,.08)}.header.menu-open .main-nav a{height:50px;padding:0 4px}.header.menu-open .main-nav a:after{left:4px;transform:none}.article-hero{padding:35px 0 38px}.article-hero h1{font-size:36px}.article-lead{font-size:16px}.article-shell{display:block;padding:38px 0 65px}.toc{position:relative;top:auto;margin-bottom:27px;padding:0;border:1px solid var(--line);border-radius:10px;background:var(--card)}.toc-title{padding:13px 16px;margin:0;border-bottom:1px solid var(--line)}.toc a{padding:8px 16px}.toc a:last-child{padding-bottom:14px}.article-content{font-size:16px}.article-content h2{font-size:26px}.article-cover{margin-bottom:25px}.cta{padding:48px 0}.cta-inner{display:block}.cta-actions{margin-top:21px}.footer-main{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin:4px 0}}
@media(max-width:520px){.container{width:calc(100% - 36px)}.logo{font-size:16px}.article-hero h1{font-size:31px}.breadcrumb{margin-bottom:18px}.article-meta{gap:7px 14px}.article-content h2{font-size:24px}.article-content h3{font-size:20px}.article-content blockquote{padding:15px 17px;font-size:16px}.article-actions{align-items:stretch;flex-direction:column}.article-actions .btn{width:100%}.article-nav{grid-template-columns:1fr}.footer-main{grid-template-columns:1fr}.footer-brand{grid-column:auto}.cta h2{font-size:29px}}

/* roulang page: category1 */
:root{
      --ink:#123d38;
      --ink-deep:#17312d;
      --teal:#4f9085;
      --teal-pale:#dceae4;
      --orange:#c96236;
      --paper:#f6f3ec;
      --card:#fffdfc;
      --text:#20302c;
      --muted:#68736d;
      --line:#d9ddd5;
      --soft:#ecebe4;
      --radius:16px;
      --radius-sm:10px;
      --shadow:0 12px 30px rgba(24,49,45,.08);
      --serif:"Songti SC","STSong","Noto Serif SC",serif;
      --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.78}
    body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.18;background-image:radial-gradient(rgba(18,61,56,.12) .55px,transparent .7px);background-size:7px 7px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button{font:inherit}
    button,a{-webkit-tap-highlight-color:transparent}
    :focus-visible{outline:3px solid rgba(79,144,133,.58);outline-offset:3px}
    .container{width:min(1200px,calc(100% - 48px));margin:0 auto}
    .topbar{background:var(--ink-deep);color:#dbe8e2;font-size:13px}
    .topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between}
    .top-links{display:flex;gap:19px}
    .top-links a{opacity:.82;transition:opacity .2s,color .2s}
    .top-links a:hover{opacity:1;color:#fff}
    .header{position:sticky;top:0;z-index:30;background:rgba(246,243,236,.96);border-bottom:1px solid var(--line);transition:box-shadow .25s,background .25s}
    .header.scrolled{box-shadow:0 5px 20px rgba(23,49,45,.09);background:rgba(246,243,236,.99)}
    .nav-wrap{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:800;font-size:18px;line-height:1.2;letter-spacing:.01em}
    .logo-mark{display:grid;place-items:center;width:35px;height:35px;border:1px solid var(--orange);color:var(--orange);font-family:var(--serif);font-size:19px;border-radius:50%}
    .main-nav{display:flex;align-items:center;gap:31px;margin-left:auto}
    .main-nav a{height:78px;display:flex;align-items:center;position:relative;font-size:15px;color:#4b5955;font-weight:600;transition:color .2s}
    .main-nav a:after{content:"";position:absolute;bottom:0;left:50%;width:0;height:3px;background:var(--orange);transform:translateX(-50%);transition:width .2s}
    .main-nav a:hover,.main-nav a.active{color:var(--ink)}
    .main-nav a.active:after,.main-nav a:hover:after{width:26px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:10px 19px;border:1px solid transparent;border-radius:10px;font-weight:700;font-size:15px;line-height:1.2;cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s,background .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{background:var(--ink);color:#fff}
    .btn-primary:hover{box-shadow:0 8px 18px rgba(18,61,56,.2);border-color:var(--teal)}
    .btn-outline{border-color:var(--ink);color:var(--ink);background:rgba(255,253,252,.48)}
    .btn-outline:hover{background:var(--teal-pale)}
    .nav-cta{min-height:40px;padding:8px 15px;margin-left:4px}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;color:var(--ink);width:43px;height:43px;cursor:pointer}
    .menu-toggle span{display:block;width:19px;height:2px;margin:4px auto;background:currentColor}
    .guide-hero{padding:62px 0 54px}
    .guide-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;align-items:stretch;gap:54px}
    .breadcrumbs{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:25px;color:var(--muted);font-size:14px}
    .breadcrumbs span{color:var(--teal)}
    .category-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid #b7ccc4;border-radius:999px;color:#3e746b;background:rgba(255,253,252,.62);font-size:13px;font-weight:800;letter-spacing:.05em}
    .category-tag:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange)}
    .guide-hero h1{max-width:720px;margin:17px 0 19px;color:var(--ink);font:700 clamp(38px,4.4vw,54px)/1.24 var(--serif);letter-spacing:-.045em}
    .guide-hero p{max-width:690px;margin:0;color:#53605c;font-size:17px;line-height:1.9}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
    .hero-meta span{padding:5px 10px;border-left:2px solid var(--orange);color:var(--muted);font-size:13px;background:rgba(255,253,252,.55)}
    .guide-cover{position:relative;min-height:314px;overflow:hidden;border-radius:var(--radius);background:var(--ink)}
    .guide-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(125deg,rgba(18,61,56,.2),rgba(18,61,56,.7));pointer-events:none}
    .guide-cover img{width:100%;height:100%;object-fit:cover}
    .cover-stamp{position:absolute;z-index:1;right:23px;bottom:22px;width:106px;height:106px;display:grid;place-items:center;border:1px solid rgba(255,253,252,.62);border-radius:50%;color:#fffdfc;font:700 17px/1.35 var(--serif);text-align:center;transform:rotate(-10deg)}
    .guide-main{padding:34px 0 96px}
    .guide-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:64px;align-items:start}
    .side-index{position:sticky;top:112px;padding:21px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--line)}
    .side-index h2{margin:0 0 13px;color:var(--ink);font-size:14px;letter-spacing:.08em}
    .side-index a{display:block;padding:10px 0;border-bottom:1px solid rgba(217,221,213,.75);color:var(--muted);font-size:14px;transition:padding .2s,color .2s}
    .side-index a:last-child{border-bottom:0}
    .side-index a:hover{padding-left:7px;color:var(--ink)}
    .mobile-index{display:none}
    .content-section{padding:0 0 70px;scroll-margin-top:112px}
    .section-label{display:flex;align-items:center;gap:12px;margin-bottom:10px;color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.1em}
    .section-label b{font-size:28px;line-height:1;font-family:var(--serif);font-weight:700}
    .content-section h2{margin:0 0 17px;color:var(--ink);font:700 clamp(28px,3vw,37px)/1.35 var(--serif);letter-spacing:-.025em}
    .content-section>p{max-width:790px;margin:0 0 16px;color:#4f5e59}
    .intro-rule{border-left:3px solid var(--teal);padding:16px 20px;background:rgba(220,234,228,.55);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#38554e}
    .intro-rule strong{color:var(--ink)}
    .detail-columns{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:27px}
    .detail-box{padding:23px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,253,252,.7);transition:transform .2s,border-color .2s,box-shadow .2s}
    .detail-box:hover{transform:translateY(-3px);border-color:#aac5bd;box-shadow:var(--shadow)}
    .detail-box h3{margin:0 0 9px;color:var(--ink);font-size:19px;line-height:1.45}
    .detail-box p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .notice-panel{position:relative;margin-top:29px;padding:28px 31px 28px 84px;border:1px solid #c7dcd5;border-radius:var(--radius);background:var(--teal-pale)}
    .notice-no{position:absolute;top:25px;left:25px;color:var(--orange);font:700 28px/1 var(--serif)}
    .notice-panel h3{margin:0 0 7px;color:var(--ink);font-size:19px}
    .notice-panel p{margin:0;color:#466059}
    .steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:31px;border-top:1px solid var(--line)}
    .step{position:relative;padding:28px 23px 0 0}
    .step:not(:last-child){padding-right:27px}
    .step:before{content:"";position:absolute;top:-6px;left:0;width:11px;height:11px;border-radius:50%;background:var(--teal)}
    .step.active:before{background:var(--orange);box-shadow:0 0 0 5px rgba(201,98,54,.13)}
    .step-no{color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.1em}
    .step h3{margin:8px 0 7px;color:var(--ink);font-size:18px}
    .step p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .points{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:27px}
    .point{min-height:185px;padding:23px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
    .point-number{display:block;margin-bottom:24px;color:var(--orange);font:700 25px/1 var(--serif)}
    .point h3{margin:0 0 8px;color:var(--ink);font-size:18px}
    .point p{margin:0;color:var(--muted);font-size:14px;line-height:1.72}
    .qa-list{margin-top:24px;border-top:1px solid var(--line)}
    .qa-item{border-bottom:1px solid var(--line)}
    .qa-button{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 4px;border:0;background:none;color:var(--ink);text-align:left;font-weight:800;cursor:pointer}
    .qa-button i{position:relative;display:block;flex:none;width:19px;height:19px;border:1px solid var(--teal);border-radius:50%}
    .qa-button i:before,.qa-button i:after{content:"";position:absolute;top:8px;left:4px;width:9px;height:1px;background:var(--teal);transition:transform .25s}
    .qa-button i:after{transform:rotate(90deg)}
    .qa-item.open .qa-button i:after{transform:rotate(0)}
    .qa-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
    .qa-answer>div{overflow:hidden}
    .qa-answer p{margin:0;padding:0 4px 20px;color:var(--muted);font-size:15px}
    .qa-item.open .qa-answer{grid-template-rows:1fr}
    .related-area{padding:72px 0;background:var(--ink-deep);color:#fff}
    .related-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:27px}
    .related-head h2{margin:0;color:#fffdfc;font:700 clamp(28px,3vw,38px)/1.35 var(--serif)}
    .related-head p{max-width:460px;margin:0;color:#b9cec7}
    .related-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}
    .related-card{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:28px;border:1px solid rgba(211,232,223,.28);border-radius:var(--radius);background:rgba(255,253,252,.04);transition:background .2s,transform .2s,border-color .2s}
    .related-card:hover{transform:translateY(-3px);background:rgba(255,253,252,.1);border-color:rgba(211,232,223,.55)}
    .related-card small{display:block;margin-bottom:8px;color:#9fc9bf;font-weight:700;letter-spacing:.08em}
    .related-card h3{margin:0;color:#fffdfc;font-size:20px}
    .related-card span{flex:none;color:#e7a17f;font-size:27px;transition:transform .2s}
    .related-card:hover span{transform:translateX(5px)}
    .footer{padding:56px 0 0;background:#102b27;color:#d6e1dc}
    .footer-main{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:42px;padding-bottom:43px}
    .footer .logo{color:#fffdfc}
    .footer-brand p{max-width:270px;margin:18px 0 0;color:#a7c1b9;font-size:14px;line-height:1.75}
    .footer h3{margin:5px 0 16px;color:#fffdfc;font-size:14px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#a7c1b9;font-size:14px;transition:color .2s,padding .2s}
    .footer-links a:hover{padding-left:4px;color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:17px 0;border-top:1px solid rgba(217,221,213,.18);color:#91aaa2;font-size:13px}
    @media(max-width:1024px){
      .guide-hero-grid{gap:34px}
      .guide-layout{grid-template-columns:190px minmax(0,1fr);gap:42px}
      .steps{grid-template-columns:repeat(2,1fr);gap:22px}
      .step{border-bottom:1px solid var(--line);padding-bottom:22px}
      .footer-main{gap:26px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 40px,1200px)}
      .topbar{display:none}
      .nav-wrap{min-height:66px}
      .main-nav{position:absolute;top:66px;left:0;right:0;display:none;align-items:stretch;flex-direction:column;gap:0;padding:10px 20px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 12px 20px rgba(23,49,45,.08)}
      .main-nav.open{display:flex}
      .main-nav a{height:49px;border-bottom:1px solid rgba(217,221,213,.75)}
      .main-nav a:after{bottom:4px;left:0;transform:none}
      .menu-toggle{display:block;margin-left:auto}
      .nav-cta{display:none}
      .guide-hero{padding:42px 0 38px}
      .guide-hero-grid{grid-template-columns:1fr;gap:28px}
      .guide-cover{min-height:230px}
      .guide-main{padding:20px 0 62px}
      .guide-layout{display:block}
      .side-index{display:none}
      .mobile-index{display:block;width:100%;margin:0 0 34px;padding:13px 15px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink)}
      .content-section{padding-bottom:54px}
      .detail-columns,.points{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr;border-top:0;margin-top:20px}
      .step{padding:0 0 22px 27px;border-left:1px solid var(--line)}
      .step:before{top:3px;left:-6px}
      .related-grid{grid-template-columns:1fr}
      .footer-main{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      .container{width:min(100% - 36px,1200px)}
      .logo{font-size:16px}
      .logo-mark{width:32px;height:32px}
      .guide-hero h1{font-size:34px}
      .guide-hero p{font-size:16px}
      .cover-stamp{right:15px;bottom:15px;width:82px;height:82px;font-size:14px}
      .content-section h2{font-size:29px}
      .notice-panel{padding:61px 20px 20px}
      .notice-no{top:21px;left:21px}
      .related-area{padding:54px 0}
      .related-head{display:block}
      .related-head p{margin-top:13px}
      .related-card{padding:21px}
      .related-card h3{font-size:18px}
      .footer-main{grid-template-columns:1fr;gap:28px}
      .footer-bottom{display:block;line-height:1.9}
    }