/* roulang page: index */
:root{
  --brand:#C9315D;
  --brand-deep:#8E1E43;
  --accent:#F08A3E;
  --violet:#6B4A8C;
  --paper:#FFF7F3;
  --paper-2:#F7EBE4;
  --ink:#241419;
  --text:#241419;
  --text-2:#5C4750;
  --text-3:#8B7580;
  --line:#EDDFD7;
  --white:#ffffff;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(60,26,42,.06);
  --sh-2:0 14px 34px rgba(60,26,42,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
button{font:inherit;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(201,49,93,.22)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 12px 26px rgba(201,49,93,.28);color:#fff}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(201,49,93,.2)}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(201,49,93,.08);color:var(--brand-deep)}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;background:transparent}
.btn-ghost:hover{background:#fff;color:var(--brand-deep);border-color:#fff}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,247,243,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;height:72px;gap:20px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;flex-shrink:0}
.logo:hover{text-decoration:none}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800;letter-spacing:0;box-shadow:0 6px 14px rgba(201,49,93,.24)}
.logo-text{display:flex;flex-direction:column;line-height:1.25}
.logo-text strong{font-size:15px;font-weight:800;color:var(--text);letter-spacing:-.2px}
.logo-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:1.4px}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{position:relative;padding:8px 12px;font-size:14.5px;font-weight:500;color:var(--text-2);border-radius:var(--r-s);transition:color .18s ease,background .18s ease}
.nav-link:hover{color:var(--brand);background:rgba(201,49,93,.06);text-decoration:none}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:var(--brand)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:12px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:background .2s ease}
.drawer-mask{position:fixed;inset:0;background:rgba(36,20,25,.52);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;height:100%;width:86%;max-width:340px;background:var(--paper);z-index:90;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;gap:6px;padding:24px 22px;overflow-y:auto;box-shadow:-14px 0 40px rgba(36,20,25,.16)}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-title{font-size:13px;letter-spacing:2px;color:var(--text-3);margin-bottom:10px}
.drawer-link{display:block;padding:13px 14px;border-radius:var(--r-s);font-size:15px;font-weight:500;color:var(--text-2);border:1px solid transparent}
.drawer-link:hover{background:#fff;border-color:var(--line);color:var(--brand);text-decoration:none}
.drawer-link.is-active{background:rgba(201,49,93,.09);color:var(--brand);font-weight:700}
.drawer-cta{margin-top:18px}

/* ---------- section base ---------- */
.section{padding:88px 0}
.section--white{background:var(--white)}
.section--alt{background:var(--paper-2)}
.section--dark{background:var(--ink);color:#F2E4E8}
.section-head{max-width:780px;margin-bottom:44px}
.section-head h2{position:relative;font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;padding-bottom:14px;color:var(--text)}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:2px;background:var(--brand)}
.section-head p{margin-top:16px;color:var(--text-2);font-size:16px}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head h2::after{background:var(--accent)}
.section--dark .section-head p{color:rgba(255,255,255,.72)}

/* ---------- badges ---------- */
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.badge{display:inline-block;padding:4px 12px;border-radius:var(--r-pill);background:rgba(201,49,93,.10);color:var(--brand);font-size:12px;font-weight:600;border:1px solid rgba(201,49,93,.16)}
.badge--soft{background:rgba(240,138,62,.14);border-color:rgba(240,138,62,.28);color:#B75E1C}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--paper);padding:72px 0 84px}
.hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/bd7f257eeaeac227.webp') center/cover no-repeat;opacity:.10;pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(30px,4.2vw,46px);font-weight:800;line-height:1.25;letter-spacing:-.5px}
.hero h1 .hl{color:var(--brand)}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.8;color:var(--text-2);max-width:36em}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{font-size:22px;font-weight:800;color:var(--brand-deep);line-height:1.2}
.hero-stats span{font-size:13px;color:var(--text-3)}
.hero-media{position:relative}
.hero-media img{position:relative;z-index:1;width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r-l);box-shadow:var(--sh-2)}
.hero-media::after{content:"";position:absolute;z-index:0;top:18px;right:-18px;bottom:-18px;left:18px;border:1.5px solid rgba(201,49,93,.38);border-radius:var(--r-l)}

/* ---------- service ---------- */
.service-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:24px;align-items:stretch}
.service-main{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}
.service-main:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.service-main figure{overflow:hidden;margin:0}
.service-main img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .22s ease}
.service-main:hover img{transform:scale(1.03)}
.service-body{padding:26px 28px 30px}
.service-num{display:block;font-size:34px;font-weight:800;line-height:1;color:var(--accent);font-variant-numeric:tabular-nums;margin-bottom:12px}
.service-body h3{font-size:20px;font-weight:700;line-height:1.45}
.service-body p{margin-top:10px;font-size:14.5px;color:var(--text-2);line-height:1.75}
.service-side{display:flex;flex-direction:column;gap:24px}
.service-row{position:relative;flex:1;display:flex;align-items:flex-start;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-l);padding:26px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.service-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(201,49,93,.28)}
.service-row .service-num{font-size:30px;margin-bottom:8px}
.service-row h3{font-size:18px;font-weight:700;line-height:1.45}
.service-row p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.72}
.service-row .badge{margin-top:14px}

/* ---------- city ---------- */
.city-wrap{display:grid;grid-template-columns:1fr 300px;gap:40px;align-items:start}
.city-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.city-tag{padding:9px 18px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);font-size:14px;color:var(--text-2);transition:border-color .18s ease,color .18s ease,background .18s ease,transform .18s ease}
.city-tag:hover{border-color:var(--brand);color:var(--brand);background:rgba(201,49,93,.06);transform:translateY(-2px)}
.city-note{margin-top:22px;font-size:13.5px;color:var(--text-3);line-height:1.75}
.city-visual img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--r-l);box-shadow:var(--sh-1)}

/* ---------- feature rows ---------- */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:34px 0}
.feature-row + .feature-row{border-top:1px solid var(--line)}
.feature-row--rev .feature-media{order:-1}
.feature-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-l);box-shadow:var(--sh-1);transition:transform .22s ease}
.feature-media{overflow:hidden;border-radius:var(--r-l)}
.feature-media:hover img{transform:scale(1.03)}
.feature-text h3{font-size:22px;font-weight:700;line-height:1.4;margin-top:14px}
.feature-text p{margin-top:12px;font-size:15px;color:var(--text-2);line-height:1.8;max-width:34em}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);margin-top:8px}
.step{position:relative;padding-right:28px}
.step-num{width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;font-size:16px;font-weight:800;display:grid;place-items:center;margin-bottom:16px;box-shadow:0 6px 14px rgba(240,138,62,.28)}
.step h3{font-size:17px;font-weight:700}
.step p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.72}
.step:not(:last-child)::after{content:"";position:absolute;top:22px;left:58px;right:10px;border-top:1px dashed #E3C3CE}

/* ---------- safety ---------- */
.safety-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.safety-list{display:grid;gap:20px}
.safety-item{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:var(--r-m);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10)}
.safety-item .dot{flex:0 0 auto;width:10px;height:10px;border-radius:50%;background:var(--brand);margin-top:9px;box-shadow:0 0 0 4px rgba(201,49,93,.18)}
.safety-item h3{font-size:16px;font-weight:700;color:#fff}
.safety-item p{margin-top:4px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.72}
.safety-cta{margin-top:28px}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.post-card__thumb{display:block;overflow:hidden}
.post-card__thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .22s ease}
.post-card:hover .post-card__thumb img{transform:scale(1.03)}
.post-card__body{padding:20px;display:flex;flex-direction:column;flex:1}
.post-card__cat{align-self:flex-start;padding:4px 12px;border-radius:var(--r-pill);background:rgba(201,49,93,.10);color:var(--brand);font-size:12px;font-weight:600}
.post-card__title{margin-top:12px;font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__title a{color:var(--text)}
.post-card__title a:hover{color:var(--brand);text-decoration:none}
.post-card__desc{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-card__meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:16px;font-size:13px;color:var(--text-3)}
.post-card__more{color:var(--brand);font-weight:600;font-size:13px}
.list-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.list-head .section-head{margin-bottom:0}
.list-more-link{font-size:14px;font-weight:600;color:var(--brand);border-bottom:1px solid rgba(201,49,93,.35);padding-bottom:2px}
.list-more-link:hover{text-decoration:none;color:var(--brand-deep);border-bottom-color:var(--brand-deep)}
.empty-state{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-m);color:var(--text-3);text-align:center}
.empty-state .empty-icon{width:46px;height:46px;border-radius:50%;border:2px solid var(--line);display:grid;place-items:center;color:var(--brand);font-size:18px;font-weight:700}

/* ---------- topics ---------- */
.topic-list{display:grid;grid-template-columns:repeat(2,1fr);background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1)}
.topic-item{display:flex;gap:14px;padding:18px 22px;border-bottom:1px solid var(--line);transition:background .18s ease}
.topic-item:hover{background:#FDF0E8}
.topic-idx{flex:0 0 auto;min-width:26px;font-size:13px;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;padding-top:3px}
.topic-name{font-size:16px;font-weight:600;color:var(--text)}
.topic-desc{font-size:13px;color:var(--text-3);line-height:1.65;margin-top:2px}
.topic-foot{margin-top:28px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.topic-foot p{font-size:14px;color:var(--text-2)}

/* ---------- scene ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.scene-card figure{margin:0;overflow:hidden}
.scene-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .22s ease}
.scene-card:hover img{transform:scale(1.03)}
.scene-body{padding:22px 24px 24px}
.scene-body h3{font-size:19px;font-weight:700;line-height:1.45}
.scene-body p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.72}
.scene-foot{margin-top:14px;font-size:13px;color:var(--text-3)}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.review-head{display:flex;align-items:center;gap:12px}
.avatar{width:48px;height:48px;border-radius:50%;background:rgba(201,49,93,.12);color:var(--brand);display:grid;place-items:center;font-size:16px;font-weight:700;flex:0 0 auto}
.review-name{font-size:15px;font-weight:600;color:var(--text)}
.review-city{font-size:12px;color:var(--text-3);margin-top:2px}
.stars{margin-top:14px;color:var(--accent);font-size:14px;letter-spacing:3px}
.review-text{margin-top:10px;font-size:14.5px;color:var(--text-2);line-height:1.78}

/* ---------- stats ---------- */
.stats-bar{background:var(--ink);padding:56px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-num{font-size:clamp(28px,3vw,40px);font-weight:800;color:#fff;line-height:1.2}
.stat-num em{font-style:normal;font-size:16px;font-weight:700;color:var(--accent);margin-left:2px}
.stat-label{margin-top:6px;font-size:13px;color:rgba(255,255,255,.6)}

/* ---------- plans ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:920px;margin:0 auto}
.plan-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.plan-card--rec{border-color:var(--brand);box-shadow:0 14px 34px rgba(201,49,93,.14)}
.plan-top{padding:24px 26px;background:var(--paper-2);display:flex;align-items:center;justify-content:space-between;gap:12px}
.plan-card--rec .plan-top{background:rgba(201,49,93,.10)}
.plan-name{font-size:18px;font-weight:700;color:var(--text)}
.plan-price{font-size:13px;color:var(--text-3);margin-top:4px}
.plan-tag{flex:0 0 auto;padding:4px 12px;border-radius:var(--r-pill);background:var(--brand);color:#fff;font-size:12px;font-weight:600}
.plan-list{padding:24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.plan-list li{position:relative;padding-left:22px;font-size:14.5px;color:var(--text-2)}
.plan-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.plan-list li.is-off{color:var(--text-3)}
.plan-list li.is-off::before{background:var(--line)}
.plan-foot{padding:0 26px 26px}

/* ---------- guides ---------- */
.guide-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:stretch}
.guide-main{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}
.guide-main:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.guide-main figure{margin:0;overflow:hidden}
.guide-main img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .22s ease}
.guide-main:hover img{transform:scale(1.03)}
.guide-main .guide-body{padding:24px 26px 28px}
.guide-main h3{font-size:21px;font-weight:700;line-height:1.45}
.guide-main p{margin-top:10px;font-size:14.5px;color:var(--text-2);line-height:1.75}
.guide-side{display:flex;flex-direction:column;gap:20px}
.guide-mini{flex:1;display:flex;flex-direction:column;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:22px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.guide-mini:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(201,49,93,.28)}
.guide-mini span{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:1px}
.guide-mini h3{margin-top:8px;font-size:17px;font-weight:600;line-height:1.5;color:var(--text)}
.guide-mini time{display:block;margin-top:12px;font-size:13px;color:var(--text-3)}

/* ---------- faq ---------- */
.faq-card{max-width:880px;background:#fff;border:1px solid var(--line);border-radius:var(--r-l);padding:6px 28px;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{position:relative;list-style:none;cursor:pointer;padding:20px 44px 20px 0;font-size:16px;font-weight:600;color:var(--text);transition:color .18s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;color:var(--brand);transition:transform .2s ease}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item .faq-a{padding:0 44px 22px 0;font-size:15px;line-height:1.8;color:var(--text-2)}

/* ---------- cta band ---------- */
.cta-band{background:rgba(201,49,93,.08);border-top:1px solid rgba(201,49,93,.16);border-bottom:1px solid rgba(201,49,93,.16);padding:64px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;color:var(--text);line-height:1.35}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:40em}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand .logo-text strong{color:#fff}
.footer-brand .logo-text em{color:rgba(255,255,255,.45)}
.footer-brand .logo-mark{background:var(--brand)}
.footer-desc{margin-top:18px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:26em}
.footer-contact{margin-top:14px;font-size:13px;color:rgba(255,255,255,.48);line-height:1.9}
.site-footer h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a,.footer-links span{font-size:14px;color:rgba(255,255,255,.66);transition:color .18s ease}
.footer-links a:hover{color:#F6A7BF;text-decoration:none}
.qr-box{width:104px;height:104px;border-radius:12px;background:rgba(255,255,255,.08);border:1px dashed rgba(255,255,255,.24);display:grid;place-items:center;text-align:center;font-size:12px;line-height:1.5;color:rgba(255,255,255,.5);padding:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:#F6A7BF;text-decoration:none}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding:0 28px}
  .hero-grid{gap:40px}
  .city-wrap{grid-template-columns:1fr 260px;gap:32px}
}
@media (max-width:991px){
  .container{padding:0 24px}
  .main-nav{display:none}
  .header-actions .btn{display:none}
  .nav-toggle{display:flex}
  .section{padding:64px 0}
  .hero{padding:52px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-media img{aspect-ratio:5/4}
  .hero-media::after{top:14px;right:-14px;bottom:-14px;left:14px}
  .service-grid{grid-template-columns:1fr}
  .city-wrap{grid-template-columns:1fr}
  .city-visual img{aspect-ratio:16/9}
  .feature-row{grid-template-columns:1fr;gap:24px;padding:28px 0}
  .feature-row--rev .feature-media{order:0}
  .steps{grid-template-columns:repeat(2,1fr);gap:36px 0}
  .step:nth-child(2)::after{display:none}
  .safety-grid{grid-template-columns:1fr;gap:32px}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .plan-grid{grid-template-columns:1fr}
  .guide-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .topic-list{grid-template-columns:1fr}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .header-inner{height:60px}
  .logo-mark{width:34px;height:34px;border-radius:10px;font-size:16px}
  .logo-text strong{font-size:13.5px}
  .logo-text em{font-size:10px;letter-spacing:1px}
  .section{padding:48px 0}
  .hero{padding:40px 0 52px}
  .hero h1{font-size:30px;letter-spacing:-.3px}
  .hero-sub{font-size:15.5px}
  .hero-btns{flex-direction:column;align-items:stretch}
  .hero-btns .btn{width:100%}
  .hero-stats{gap:24px}
  .hero-stats strong{font-size:19px}
  .post-grid,.scene-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:28px}
  .step{padding-right:0;padding-left:56px}
  .step-num{position:absolute;left:0;top:0;margin-bottom:0}
  .step:not(:last-child)::after{left:21px;right:auto;top:52px;bottom:-28px;width:1px;border-top:0;border-left:1px dashed #E3C3CE}
  .step:nth-child(2)::after{display:block}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:28px 16px}
  .plan-grid,.review-grid{grid-template-columns:1fr}
  .faq-card{padding:4px 18px}
  .faq-item summary{font-size:15px;padding-right:34px}
  .faq-item .faq-a{padding-right:20px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-btns{width:100%;flex-direction:column}
  .cta-btns .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .topic-item{padding:16px 18px}
  .service-body{padding:22px 20px 26px}
  .service-row{padding:22px 20px}
  .guide-main .guide-body{padding:20px}
}
@media (max-width:480px){
  .btn{width:100%}
  .btn-sm{width:auto}
  .hero-stats{gap:18px}
  .hero-stats li{min-width:44%}
  .plan-top{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --brand:#C9315D;
  --brand-deep:#8E1E43;
  --accent:#F08A3E;
  --violet:#6B4A8C;
  --paper:#FFF7F3;
  --paper-2:#F7EBE4;
  --ink:#241419;
  --text:#241419;
  --text-2:#5C4750;
  --text-3:#8B7580;
  --line:#EDDFD7;
  --white:#ffffff;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(60,26,42,.06);
  --sh-2:0 14px 34px rgba(60,26,42,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(201,49,93,.22)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 12px 26px rgba(201,49,93,.28);color:#fff}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(201,49,93,.2)}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(201,49,93,.08);color:var(--brand-deep)}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;background:transparent}
.btn-ghost:hover{background:#fff;color:var(--brand-deep);border-color:#fff}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,247,243,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;height:72px;gap:20px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;flex-shrink:0}
.logo:hover{text-decoration:none}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800;box-shadow:0 6px 14px rgba(201,49,93,.24)}
.logo-text{display:flex;flex-direction:column;line-height:1.25}
.logo-text strong{font-size:15px;font-weight:800;color:var(--text);letter-spacing:-.2px}
.logo-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:1.4px}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{position:relative;padding:8px 12px;font-size:14.5px;font-weight:500;color:var(--text-2);border-radius:var(--r-s);transition:color .18s ease,background .18s ease}
.nav-link:hover{color:var(--brand);background:rgba(201,49,93,.06);text-decoration:none}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:var(--brand)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:12px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:background .2s ease}
.drawer-mask{position:fixed;inset:0;background:rgba(36,20,25,.52);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;height:100%;width:86%;max-width:340px;background:var(--paper);z-index:90;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;gap:6px;padding:24px 22px;overflow-y:auto;box-shadow:-14px 0 40px rgba(36,20,25,.16)}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-title{font-size:13px;letter-spacing:2px;color:var(--text-3);margin-bottom:10px}
.drawer-link{display:block;padding:13px 14px;border-radius:var(--r-s);font-size:15px;font-weight:500;color:var(--text-2);border:1px solid transparent}
.drawer-link:hover{background:#fff;border-color:var(--line);color:var(--brand);text-decoration:none}
.drawer-link.is-active{background:rgba(201,49,93,.09);color:var(--brand);font-weight:700}
.drawer-cta{margin-top:18px}

/* ---------- section base ---------- */
.section{padding:88px 0}
.section--white{background:var(--white)}
.section--alt{background:var(--paper-2)}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{position:relative;font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;padding-bottom:14px;color:var(--text)}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:2px;background:var(--brand)}
.section-head p{margin-top:16px;color:var(--text-2);font-size:16px}
.section-head--split{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:28px;flex-wrap:wrap}
.section-head--split .head-text{max-width:720px}

/* ---------- badges ---------- */
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.badge{display:inline-block;padding:4px 12px;border-radius:var(--r-pill);background:rgba(201,49,93,.10);color:var(--brand);font-size:12px;font-weight:600;border:1px solid rgba(201,49,93,.16)}
.badge--soft{background:rgba(240,138,62,.14);border-color:rgba(240,138,62,.28);color:#B75E1C}

/* ---------- category hero ---------- */
.cat-hero{position:relative;overflow:hidden;padding:76px 0 68px;background:var(--paper);border-bottom:1px solid var(--line)}
.cat-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/2be78a543274fb09.webp') center/cover no-repeat;opacity:.14;pointer-events:none}
.cat-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(96deg,rgba(255,247,243,.97) 0%,rgba(255,247,243,.9) 52%,rgba(255,247,243,.62) 100%);pointer-events:none}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:48px;align-items:end}
.cat-rule{display:block;width:56px;height:4px;border-radius:2px;background:var(--brand);margin-bottom:22px}
.cat-hero h1{font-size:clamp(30px,4.4vw,48px);font-weight:800;line-height:1.2;letter-spacing:-.5px}
.cat-hero h1 .hl{color:var(--brand)}
.cat-lead{margin-top:18px;max-width:660px;color:var(--text-2);font-size:16.5px;line-height:1.8}
.cat-lead strong{color:var(--text);font-weight:600}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.cat-stats{background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:var(--r-l);padding:24px 22px;box-shadow:var(--sh-1);backdrop-filter:blur(6px)}
.cat-stats .stats-label{font-size:12px;letter-spacing:2px;color:var(--text-3);margin-bottom:14px}
.cat-stats dl{display:flex;flex-direction:column;gap:14px}
.cat-stats dt{font-size:13px;color:var(--text-3);line-height:1.4}
.cat-stats dd{font-size:19px;font-weight:800;color:var(--brand-deep);line-height:1.4}
.cat-stats .stat-divider{height:1px;background:var(--line)}

/* ---------- overview ---------- */
.overview-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.check-list li{position:relative;padding-left:28px;margin-bottom:20px;color:var(--text-2);font-size:15.5px}
.check-list li::before{content:"";position:absolute;left:0;top:8px;width:11px;height:11px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(201,49,93,.12)}
.check-list strong{display:block;font-size:17px;font-weight:700;color:var(--text);margin-bottom:3px}
.overview-figure{position:relative;border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:4/3;background:rgba(201,49,93,.08)}
.overview-figure img{width:100%;height:100%;transition:transform .24s ease}
.overview-figure:hover img{transform:scale(1.03)}
.overview-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 20px;font-size:13px;color:#fff;background:linear-gradient(0deg,rgba(36,20,25,.72),rgba(36,20,25,0))}

/* ---------- post list ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{display:flex;flex-direction:column;gap:12px;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:22px;box-shadow:var(--sh-1);color:var(--text);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(201,49,93,.3);text-decoration:none;color:var(--text)}
.post-card .post-badge{align-self:flex-start;padding:4px 12px;border-radius:var(--r-pill);background:rgba(201,49,93,.10);border:1px solid rgba(201,49,93,.16);color:var(--brand);font-size:12px;font-weight:600;line-height:1.6}
.post-card h3{font-size:19px;font-weight:600;line-height:1.45;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card p{font-size:14.5px;line-height:1.7;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}
.post-meta .post-more{color:var(--brand);font-weight:600}
.list-more{display:flex;justify-content:center;margin-top:40px}
.empty-state{grid-column:1/-1;text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-l);color:var(--text-3)}
.empty-state .empty-icon{width:52px;height:52px;margin:0 auto 14px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;color:var(--brand);font-size:20px}
.empty-state p{font-size:15px;color:var(--text-2)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.step{position:relative;padding-right:20px}
.step-num{width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800;box-shadow:0 6px 16px rgba(240,138,62,.28);margin-bottom:18px}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--text-2);line-height:1.75}
.step::after{content:"";position:absolute;top:22px;left:56px;right:6px;border-top:1px dashed var(--line)}
.step:last-child::after{display:none}

/* ---------- tag cloud ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag{padding:9px 18px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);font-size:14px;color:var(--text-2);transition:border-color .2s ease,color .2s ease,background .2s ease}
.tag:hover{border-color:rgba(201,49,93,.34);color:var(--brand);background:rgba(201,49,93,.05)}

/* ---------- picks ---------- */
.pick-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:24px;align-items:stretch}
.pick-main{display:grid;gap:24px}
.pick-side{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-l);padding:26px;display:flex;flex-direction:column;gap:14px}
.pick-side h3{font-size:18px;font-weight:700}
.pick-side p{font-size:14.5px;color:var(--text-2);line-height:1.75}
.pick-side .pick-list{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.pick-side .pick-list a{font-size:14px;color:var(--text-2);display:block;padding:10px 12px;border-radius:var(--r-s);background:#fff;border:1px solid var(--line);transition:color .2s ease,border-color .2s ease}
.pick-side .pick-list a:hover{color:var(--brand);border-color:rgba(201,49,93,.3);text-decoration:none}
.pick-card{display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,color .2s ease;color:var(--text)}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);text-decoration:none;color:var(--text)}
.pick-card h3{font-size:20px;font-weight:600;line-height:1.45}
.pick-card p{font-size:14.5px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pick-card .pick-time{font-size:13px;color:var(--text-3)}

/* ---------- faq ---------- */
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 26px;font-size:16.5px;font-weight:600;color:var(--text);list-style:none;cursor:pointer;transition:color .2s ease,background .2s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex-shrink:0;font-size:22px;line-height:1;color:var(--brand);transition:transform .22s ease}
.faq-item summary:hover{color:var(--brand);background:rgba(201,49,93,.04)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 26px 22px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- cta ---------- */
.cta-band{background:linear-gradient(135deg,rgba(201,49,93,.12),rgba(240,138,62,.16));border-top:1px solid var(--line)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;padding:64px 0}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;line-height:1.35}
.cta-inner p{margin-top:12px;font-size:15.5px;color:var(--text-2);max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#EADCE1;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr .9fr;gap:40px;padding-bottom:48px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand .logo-text strong{color:#fff}
.footer-brand .logo-text em{color:rgba(255,255,255,.55)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin-bottom:16px}
.footer-contact{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.5)}
.site-footer h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease}
.footer-links a:hover{color:#F3A8BE;text-decoration:none}
.qr-box{width:118px;height:118px;border-radius:var(--r-m);border:1px dashed rgba(255,255,255,.32);display:grid;place-items:center;text-align:center;font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.6);background:rgba(255,255,255,.04);padding:10px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding:0 24px}
  .cat-hero-inner{grid-template-columns:minmax(0,1fr) 240px;gap:36px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{display:none}
  .header-inner{height:64px}
  .section{padding:64px 0}
  .cat-hero{padding:56px 0 52px}
  .cat-hero-inner{grid-template-columns:1fr;align-items:start;gap:28px}
  .cat-stats{max-width:420px}
  .overview-grid{grid-template-columns:1fr;gap:34px}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:1fr;gap:24px}
  .step{padding-right:0;padding-left:0}
  .step::after{display:none}
  .pick-grid{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:52px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:48px 0}
  .cat-hero{padding:44px 0}
  .cat-hero h1{font-size:30px}
  .cat-lead{font-size:15.5px}
  .cat-stats{padding:20px}
  .post-grid{grid-template-columns:1fr;gap:16px}
  .section-head{margin-bottom:30px}
  .faq-item summary{padding:18px 20px;font-size:15.5px}
  .faq-body{padding:0 20px 18px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;gap:8px}
  .site-footer{padding-top:52px}
}
@media (max-width:480px){
  .btn{width:100%;padding:0 20px}
  .cat-hero-actions{flex-direction:column;gap:12px}
  .cta-actions{width:100%;flex-direction:column}
  .badge-row{gap:6px}
  .post-card{padding:18px}
}

/* roulang page: article */
:root{
  --brand:#C9315D;
  --brand-deep:#8E1E43;
  --accent:#F08A3E;
  --violet:#6B4A8C;
  --paper:#FFF7F3;
  --paper-2:#F7EBE4;
  --ink:#241419;
  --text:#241419;
  --text-2:#5C4750;
  --text-3:#8B7580;
  --line:#EDDFD7;
  --white:#ffffff;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(60,26,42,.06);
  --sh-2:0 14px 34px rgba(60,26,42,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
button{font:inherit;cursor:pointer;color:inherit}
h1,h2,h3,h4{margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(201,49,93,.22)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 12px 26px rgba(201,49,93,.28);color:#fff}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(201,49,93,.2)}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(201,49,93,.08);color:var(--brand-deep)}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;background:transparent}
.btn-ghost:hover{background:#fff;color:var(--brand-deep);border-color:#fff}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,247,243,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;height:72px;gap:20px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;flex-shrink:0}
.logo:hover{text-decoration:none}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800;box-shadow:0 6px 14px rgba(201,49,93,.24)}
.logo-text{display:flex;flex-direction:column;line-height:1.25}
.logo-text strong{font-size:15px;font-weight:800;color:var(--text);letter-spacing:-.2px}
.logo-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:1.4px}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{position:relative;padding:8px 12px;font-size:14.5px;font-weight:500;color:var(--text-2);border-radius:var(--r-s);transition:color .18s ease,background .18s ease}
.nav-link:hover{color:var(--brand);background:rgba(201,49,93,.06);text-decoration:none}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:var(--brand)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:12px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text)}
.drawer-mask{position:fixed;inset:0;background:rgba(36,20,25,.52);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;height:100%;width:86%;max-width:340px;background:var(--paper);z-index:90;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;gap:6px;padding:24px 22px;overflow-y:auto;box-shadow:-14px 0 40px rgba(36,20,25,.16)}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-title{font-size:13px;letter-spacing:2px;color:var(--text-3);margin-bottom:10px}
.drawer-link{display:block;padding:13px 14px;border-radius:var(--r-s);font-size:15px;font-weight:500;color:var(--text-2);border:1px solid transparent}
.drawer-link:hover{background:#fff;border-color:var(--line);color:var(--brand);text-decoration:none}
.drawer-link.is-active{background:rgba(201,49,93,.09);color:var(--brand);font-weight:700}
.drawer-cta{margin-top:18px}

/* ---------- badges & tags ---------- */
.badge{display:inline-block;padding:4px 12px;border-radius:var(--r-pill);background:rgba(201,49,93,.10);color:var(--brand);font-size:12px;font-weight:600;border:1px solid rgba(201,49,93,.16)}
.badge--soft{background:rgba(240,138,62,.14);border-color:rgba(240,138,62,.28);color:#B75E1C}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- article hero ---------- */
.article-hero{position:relative;overflow:hidden;padding:30px 0 52px;border-bottom:1px solid var(--line);background:var(--paper)}
.article-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/6044ce1a1076e5dc.webp') center/cover no-repeat;opacity:.10;pointer-events:none}
.article-hero .container{position:relative}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--text-3);opacity:.7}
.breadcrumb .current{color:var(--text-3);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head .badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.article-head h1{font-size:clamp(28px,3.8vw,42px);font-weight:800;line-height:1.28;letter-spacing:-.5px;max-width:900px;color:var(--text)}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;margin-top:22px;font-size:13.5px;color:var(--text-3)}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.6}
.meta-actions{margin-left:auto;display:flex;gap:8px}
.icon-btn{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;display:grid;place-items:center;color:var(--text-2);transition:border-color .2s ease,color .2s ease,background .2s ease,transform .2s ease}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);background:rgba(201,49,93,.06);transform:translateY(-1px);text-decoration:none}

/* ---------- layout ---------- */
.article-wrap{padding:52px 0 0}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}

/* ---------- article main ---------- */
.article-main{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);padding:36px;box-shadow:var(--sh-1)}
.article-cover{margin:0 0 30px;border-radius:var(--r-m);overflow:hidden;border:1px solid var(--line);background:rgba(201,49,93,.05)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease}
.article-cover:hover img{transform:scale(1.02)}
.article-cover figcaption{font-size:13px;color:var(--text-3);padding:10px 16px;background:#fff;border-top:1px solid var(--line)}

.keypoints{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-m);padding:22px 24px;margin-bottom:32px}
.keypoints h2{font-size:16px;font-weight:700;color:var(--text);margin-bottom:12px}
.keypoints li{position:relative;padding-left:20px;font-size:15px;color:var(--text-2);margin-bottom:8px;line-height:1.7}
.keypoints li:last-child{margin-bottom:0}
.keypoints li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--accent)}

.article-body{max-width:760px;font-size:16px;line-height:1.85;color:var(--text-2)}
.article-body h2{font-size:clamp(20px,2.1vw,24px);font-weight:700;color:var(--text);line-height:1.4;margin:36px 0 14px;padding-left:12px;border-left:3px solid var(--brand)}
.article-body h3{font-size:18px;font-weight:600;color:var(--text);line-height:1.45;margin:26px 0 10px}
.article-body h4{font-size:16px;font-weight:600;color:var(--text);margin:20px 0 8px}
.article-body p{margin:0 0 20px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:8px}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body strong{color:var(--brand-deep);font-weight:700}
.article-body blockquote{margin:24px 0;padding:16px 20px;background:var(--paper-2);border-left:3px solid var(--brand);border-radius:0 var(--r-s) var(--r-s) 0;color:var(--text-2);font-size:15.5px}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{width:100%;height:auto;border-radius:var(--r-m);margin:24px 0;border:1px solid var(--line)}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--paper-2);color:var(--text);font-weight:600}

.empty-state{text-align:center;padding:56px 20px}
.empty-state .empty-icon{width:64px;height:64px;border-radius:50%;background:rgba(201,49,93,.08);color:var(--brand);display:grid;place-items:center;margin:0 auto 18px;font-size:26px;font-weight:700}
.empty-state h2{font-size:20px;font-weight:700;color:var(--text);margin-bottom:10px}
.empty-state p{color:var(--text-3);font-size:15px;margin-bottom:22px}

.article-tags{margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.article-tags h2{font-size:15px;font-weight:700;color:var(--text);margin-bottom:14px}
.tag{display:inline-block;padding:5px 14px;border-radius:var(--r-pill);background:rgba(201,49,93,.08);color:var(--brand);font-size:12.5px;font-weight:600;border:1px solid rgba(201,49,93,.14);transition:background .2s ease}
.tag:hover{background:rgba(201,49,93,.16)}

/* ---------- sidebar ---------- */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:92px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:22px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;font-weight:700;color:var(--text);padding-bottom:12px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.side-desc{font-size:14px;color:var(--text-2);line-height:1.75}
.side-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.hot-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);padding:10px 0;border-bottom:1px dashed var(--line);line-height:1.6}
.hot-list li:last-child{border-bottom:0;padding-bottom:0}
.hot-list .num{color:var(--accent);font-weight:800;font-size:14px;min-width:18px;line-height:1.5}
.side-cta{background:var(--brand);color:#fff;border-radius:var(--r-m);padding:24px;box-shadow:0 14px 30px rgba(201,49,93,.22)}
.side-cta h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:8px}
.side-cta p{font-size:14px;color:rgba(255,255,255,.88);margin-bottom:16px;line-height:1.7}
.side-cta .btn{background:#fff;color:var(--brand-deep);box-shadow:none}
.side-cta .btn:hover{background:#FFE9F0;color:var(--brand-deep)}

/* ---------- sections ---------- */
.section{padding:72px 0}
.section--alt{background:var(--paper-2)}
.section--white{background:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.section-head h2{position:relative;font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;padding-bottom:14px;color:var(--text)}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:2px;background:var(--brand)}
.section-head p{margin-top:14px;color:var(--text-2);font-size:15.5px}

/* ---------- related cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(201,49,93,.28);text-decoration:none}
.post-thumb{overflow:hidden;background:rgba(201,49,93,.06);aspect-ratio:16/9}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:17px;font-weight:600;line-height:1.45;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-body p{font-size:14px;color:var(--text-3);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);margin-top:auto;padding-top:6px}
.post-foot .arrow{color:var(--brand);font-weight:600}

/* ---------- prev / next ---------- */
.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:48px}
.pn-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:22px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.pn-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(201,49,93,.28);text-decoration:none}
.pn-card span{display:block;font-size:12.5px;color:var(--text-3);letter-spacing:1px;margin-bottom:8px}
.pn-card strong{display:block;font-size:15.5px;font-weight:600;color:var(--text);line-height:1.5}
.pn-card.is-next{text-align:right}

/* ---------- cta band ---------- */
.cta-band{background:rgba(201,49,93,.08);border:1px solid rgba(201,49,93,.16);border-radius:var(--r-l);padding:36px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:48px}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;color:var(--text);line-height:1.35;margin-bottom:8px}
.cta-band p{font-size:15px;color:var(--text-2)}
.cta-actions{display:flex;gap:12px;flex-shrink:0}

.back-row{display:flex;align-items:center;gap:10px;margin-top:32px;font-size:14px;color:var(--text-2)}
.back-row a{font-weight:600}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#F2E4E8;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand .logo-text strong{color:#fff;font-size:15px}
.footer-brand .logo-text em{color:rgba(255,255,255,.62)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:340px}
.footer-contact{font-size:13px;line-height:1.9;color:rgba(255,255,255,.55);margin-top:14px}
.site-footer h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.7);transition:color .18s ease}
.footer-links a:hover{color:#F0A2BC;text-decoration:none}
.qr-box{width:120px;aspect-ratio:1/1;border:1px dashed rgba(255,255,255,.35);border-radius:var(--r-m);background:rgba(255,255,255,.06);display:grid;place-items:center;text-align:center;font-size:12px;line-height:1.6;color:rgba(255,255,255,.7);padding:10px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding:20px 0;margin-top:48px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.55)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:26px}
  .article-main{padding:30px}
}
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr}
  .article-side{position:static;display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
  .side-cta{grid-column:1 / -1}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{flex-direction:column;align-items:flex-start}
}
@media (max-width:991px){
  .main-nav{display:none}
  .header-actions .btn{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:64px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:52px 0}
  .article-hero{padding:22px 0 36px}
  .article-wrap{padding:32px 0 0}
  .article-main{padding:22px;border-radius:var(--r-m)}
  .article-body{max-width:100%;font-size:15.5px}
  .article-side{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .prevnext{grid-template-columns:1fr}
  .pn-card.is-next{text-align:left}
  .cta-band{padding:24px;border-radius:var(--r-m)}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  .article-meta .meta-actions{margin-left:0;width:100%}
}
@media (max-width:520px){
  .logo-text strong{font-size:13.5px}
  .logo-text em{font-size:10px;letter-spacing:1px}
  .article-head h1{font-size:25px;line-height:1.32}
  .keypoints{padding:18px}
  .breadcrumb .current{white-space:normal}
  .btn{width:100%}
  .icon-btn{width:36px;height:36px}
}