/* roulang page: index */
:root{
  --c-primary:#F2564D;
  --c-primary-dark:#D74038;
  --c-primary-soft:#FFE8E4;
  --c-accent:#4B3A8F;
  --c-accent-soft:#EDE9FB;
  --c-sun:#FFC24B;
  --c-ink:#201C26;
  --c-ink-2:#56505F;
  --c-mute:#8B8593;
  --c-line:#EDE6E1;
  --c-bg:#FBF7F4;
  --c-surface:#FFFFFF;
  --c-safe:#2F9E68;
  --c-warn:#E08A1E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(32,28,38,.06);
  --sh-2:0 12px 28px rgba(242,86,77,.16);
  --wrap:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
img{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--c-primary-dark);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--white{background:var(--c-surface)}
.section--soft{background:#FFF4EF}
.section--plain{background:var(--c-bg)}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(242,86,77,.28)}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:0 3px 10px rgba(242,86,77,.24)}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42)}
.btn-light:hover{background:#fff;color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}

.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:4px 12px;border-radius:999px;line-height:1.6}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent)}
.badge-safe{background:#E8F6EE;color:var(--c-safe)}
.badge-warn{background:#FDF1DE;color:var(--c-warn)}
.badge-sun{background:#FFF3D6;color:#9A6A05}

.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary-dark);background:var(--c-primary-soft);padding:5px 14px;border-radius:999px;margin-bottom:16px}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head h2{font-size:32px;margin-bottom:14px}
.sec-head p{color:var(--c-ink-2);margin:0}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;white-space:nowrap}
.logo:hover{text-decoration:none;color:var(--c-ink)}
.logo-dot{width:10px;height:10px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-soft);flex:0 0 auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-ink-2);transition:background .18s ease,color .18s ease}
.nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.header-cta{margin-left:6px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);align-items:center;justify-content:center;margin-left:auto}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.nav-mask{position:fixed;inset:0;background:rgba(32,28,38,.45);z-index:110;opacity:0;pointer-events:none;transition:opacity .28s ease}
.nav-mask.is-open{opacity:1;pointer-events:auto}
.mobile-nav{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,320px);z-index:120;
  background:#fff;padding:26px 22px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-12px 0 40px rgba(32,28,38,.18);
}
.mobile-nav.is-open{transform:translateX(0)}
.mobile-nav .m-title{font-size:13px;color:var(--c-mute);padding:0 16px 10px}
.mobile-nav a{padding:14px 16px;border-radius:12px;color:var(--c-ink);font-size:16px;font-weight:500}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.mobile-nav .btn{margin-top:16px}

/* ---------- Hero ---------- */
.hero{position:relative;isolation:isolate;overflow:hidden;color:#fff;background:#201C26 url('/assets/images/ff8bffef848d6d0a.webp') center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgba(32,28,38,.92) 0%,rgba(32,28,38,.74) 46%,rgba(32,28,38,.34) 100%)}
.hero-inner{padding:92px 0 96px;max-width:780px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;font-size:13px;letter-spacing:.02em;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);color:#fff}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--c-sun);display:block}
.hero h1{font-size:44px;font-weight:800;line-height:1.22;letter-spacing:-.015em;margin:22px 0 18px;color:#fff}
.hero h1 em{font-style:normal;color:var(--c-sun)}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.84);max-width:620px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{display:flex;flex-wrap:wrap;align-items:center;gap:36px;margin-top:46px;padding-top:28px;border-top:1px solid rgba(255,255,255,.18)}
.hero-stat strong{display:block;font-size:24px;font-weight:800;letter-spacing:-.01em;color:#fff}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.7)}
.avatar-stack{display:flex;align-items:center;gap:12px;margin-left:auto}
.avatar-stack .avatars{display:flex}
.avatar-stack img{width:38px;height:38px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.85);margin-left:-10px}
.avatar-stack img:first-child{margin-left:0}
.avatar-stack .more{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.18);border:2px solid rgba(255,255,255,.5);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff;margin-left:-10px}
.avatar-stack small{font-size:13px;color:rgba(255,255,255,.72)}

/* ---------- 信任条 ---------- */
.trust-bar{background:#fff;border-bottom:1px solid var(--c-line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 0}
.trust-item{display:flex;align-items:center;gap:14px}
.trust-icon{width:42px;height:42px;flex:0 0 auto;border-radius:13px;background:var(--c-primary-soft);color:var(--c-primary-dark);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px}
.trust-item strong{display:block;font-size:15px;font-weight:700;color:var(--c-ink)}
.trust-item span{font-size:13px;color:var(--c-mute)}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:28px 24px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FBD7D2}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary-dark);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;margin-bottom:18px}
.step h3{font-size:18px;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--c-ink-2);margin:0;line-height:1.75}

/* ---------- 兴趣圈子 ---------- */
.circle-card{padding:26px 24px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.circle-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FBD7D2}
.circle-icon{width:48px;height:48px;border-radius:15px;background:var(--c-accent-soft);color:var(--c-accent);display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:800;margin-bottom:18px}
.circle-card h3{font-size:18px;margin-bottom:8px}
.circle-card p{font-size:14.5px;color:var(--c-ink-2);margin:0 0 16px;line-height:1.7}
.circle-meta{display:flex;align-items:center;justify-content:space-between;gap:12px}
.circle-meta span{font-size:13px;color:var(--c-mute)}

/* ---------- 社区动态 ---------- */
.moment-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.moment-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.moment-thumb{aspect-ratio:4/3;overflow:hidden;background:#F3EEEA}
.moment-thumb img{width:100%;height:100%;object-fit:cover}
.moment-body{padding:22px 24px 24px}
.moment-user{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--c-mute);margin-bottom:14px}
.moment-user b{color:var(--c-ink);font-weight:600}
.moment-body p{font-size:15px;line-height:1.8;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0 0 16px}
.moment-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--c-mute)}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:44px}
.sec-head-row .sec-head{margin-bottom:0}
.link-arrow{font-size:15px;font-weight:600;color:var(--c-primary-dark);display:inline-flex;align-items:center;gap:6px}
.link-arrow::after{content:"→";transition:transform .2s ease}
.link-arrow:hover{text-decoration:none}
.link-arrow:hover::after{transform:translateX(3px)}

/* ---------- 城市频道 ---------- */
.city-pills{display:flex;flex-wrap:wrap;gap:12px}
.city-pill{display:inline-flex;align-items:center;gap:9px;padding:10px 20px;border-radius:999px;background:#fff;border:1px solid var(--c-line);font-size:15px;color:var(--c-ink);transition:transform .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease}
.city-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);flex:0 0 auto}
.city-pill:hover{border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-1);text-decoration:none}
.city-note{font-size:14.5px;color:var(--c-ink-2);margin-top:24px}

/* ---------- 线下活动 ---------- */
.event-list{display:flex;flex-direction:column;gap:14px}
.event-row{display:flex;align-items:center;gap:22px;padding:20px 24px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.event-row:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FBD7D2}
.event-date{flex:0 0 auto;width:68px;text-align:center;background:var(--c-primary-soft);border-radius:12px;padding:9px 0}
.event-date strong{display:block;font-size:20px;font-weight:800;line-height:1.2;color:var(--c-primary-dark)}
.event-date span{display:block;font-size:12px;color:var(--c-primary-dark);opacity:.85}
.event-main{flex:1 1 auto;min-width:0}
.event-main h3{font-size:17px;font-weight:700;margin-bottom:5px}
.event-main p{margin:0;font-size:14px;color:var(--c-mute)}
.event-side{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* ---------- 安全 ---------- */
.split{display:grid;grid-template-columns:0.95fr 1.05fr;gap:56px;align-items:center}
.split-figure{border-radius:20px;overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1);aspect-ratio:4/3;background:#F3EEEA}
.split-figure img{width:100%;height:100%;object-fit:cover}
.safe-list{display:flex;flex-direction:column;gap:18px;margin-top:8px}
.safe-item{display:flex;gap:16px;padding:20px 22px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md)}
.safe-item .dot{flex:0 0 auto;width:36px;height:36px;border-radius:50%;background:#E8F6EE;color:var(--c-safe);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
.safe-item strong{display:block;font-size:16px;margin-bottom:5px}
.safe-item p{margin:0;font-size:14.5px;color:var(--c-ink-2);line-height:1.7}

/* ---------- 会员 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.plan{background:#fff;border:1px solid var(--c-line);border-radius:20px;padding:34px 30px;box-shadow:var(--sh-1);display:flex;flex-direction:column}
.plan--featured{border-color:var(--c-primary);box-shadow:var(--sh-2);position:relative}
.plan--featured::after{content:"更受欢迎";position:absolute;top:-13px;right:26px;background:var(--c-primary);color:#fff;font-size:12px;font-weight:600;padding:4px 14px;border-radius:999px}
.plan h3{font-size:22px;margin-bottom:6px}
.plan .plan-desc{font-size:14px;color:var(--c-mute);margin-bottom:22px}
.plan-price{font-size:15px;color:var(--c-ink-2);margin-bottom:22px}
.plan-price b{font-size:32px;font-weight:800;color:var(--c-ink);letter-spacing:-.02em;margin-right:4px}
.plan-list{margin-bottom:26px}
.plan-list li{display:flex;align-items:flex-start;gap:10px;padding:11px 0;border-bottom:1px dashed var(--c-line);font-size:15px;color:var(--c-ink-2)}
.plan-list li:last-child{border-bottom:0}
.plan-list .tick{flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:#E8F6EE;color:var(--c-safe);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:3px}
.plan-list li.is-off{color:var(--c-mute)}
.plan-list li.is-off .tick{background:#F1EFEE;color:#B7B1BC}
.plan .btn{margin-top:auto}

/* ---------- CMS 内容列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:26px 24px;display:flex;flex-direction:column;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FBD7D2}
.post-card h3{font-size:18px;line-height:1.55;margin:14px 0 12px}
.post-card h3 a{color:var(--c-ink);transition:color .18s ease}
.post-card:hover h3 a{color:var(--c-primary-dark);text-decoration:none}
.post-excerpt{font-size:14.5px;line-height:1.75;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0 0 18px}
.post-meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-mute)}
.post-meta i{width:4px;height:4px;border-radius:50%;background:var(--c-line);display:block}
.empty-state{text-align:center;padding:60px 24px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-lg);color:var(--c-mute)}
.empty-state .empty-icon{width:56px;height:56px;margin:0 auto 16px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary-dark);display:flex;align-items:center;justify-content:center;font-size:22px}
.empty-state p{margin:0;font-size:15px}

/* ---------- 用户故事 ---------- */
.quote-card{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:34px 28px 28px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.quote-card::before{content:"\201C";position:absolute;top:6px;left:22px;font-family:Georgia,"Times New Roman",serif;font-size:64px;line-height:1;color:var(--c-primary-soft)}
.quote-card p{position:relative;z-index:1;font-size:15px;line-height:1.85;color:var(--c-ink-2);margin:0 0 20px}
.quote-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-mute)}
.quote-meta b{color:var(--c-ink);font-weight:600}

/* ---------- 礼仪 ---------- */
.rule-split{display:grid;grid-template-columns:0.8fr 1.2fr;gap:56px;align-items:start}
.rule-list li{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--c-line)}
.rule-list li:first-child{padding-top:0}
.rule-list li:last-child{border-bottom:0;padding-bottom:0}
.rule-num{flex:0 0 auto;width:34px;height:34px;border-radius:50%;background:var(--c-accent-soft);color:var(--c-accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
.rule-body h3{font-size:17px;margin-bottom:6px}
.rule-body p{margin:0;font-size:14.5px;color:var(--c-ink-2);line-height:1.75}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item[open]{border-color:#FBD7D2;box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:17px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary-dark);font-size:18px;font-weight:600;line-height:1;display:flex;align-items:center;justify-content:center;transition:transform .22s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- 下载 ---------- */
.download-wrap{padding:0 0 80px}
.download{
  position:relative;overflow:hidden;border-radius:24px;color:#fff;
  padding:64px;
  display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:center;
  background:#201C26 url('/assets/images/766c207b2d289d62.webp') center/cover no-repeat;
}
.download::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(226,84,74,.94) 0%,rgba(209,72,90,.9) 45%,rgba(75,58,143,.9) 100%)}
.download > *{position:relative;z-index:1}
.download h2{font-size:32px;color:#fff;margin-bottom:16px}
.download p{color:rgba(255,255,255,.88);margin-bottom:26px;font-size:15.5px;max-width:520px}
.download-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}
.download small{font-size:13px;color:rgba(255,255,255,.72);display:block}
.qr-block{justify-self:center;text-align:center}
.qr-box{width:160px;height:160px;border-radius:18px;background:rgba(255,255,255,.16);border:1px dashed rgba(255,255,255,.55);display:flex;align-items:center;justify-content:center;padding:14px;text-align:center;font-size:13px;line-height:1.6;color:rgba(255,255,255,.85)}
.qr-block span{display:block;margin-top:14px;font-size:13px;color:rgba(255,255,255,.78)}

/* ---------- 帮助 ---------- */
.help-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:30px 26px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.help-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FBD7D2}
.help-icon{width:44px;height:44px;border-radius:14px;background:var(--c-primary-soft);color:var(--c-primary-dark);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;margin-bottom:18px}
.help-card h3{font-size:18px;margin-bottom:8px}
.help-card p{margin:0;font-size:14.5px;color:var(--c-ink-2);line-height:1.75}

/* ---------- 页脚 ---------- */
.site-footer{background:#201C26;color:rgba(255,255,255,.7);font-size:14px;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.15fr;gap:40px;padding-bottom:48px}
.footer-brand .logo{color:#fff;margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:0 0 20px;max-width:320px}
.socials{display:flex;gap:10px}
.socials a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.1);color:rgba(255,255,255,.8);display:flex;align-items:center;justify-content:center;font-size:13px;transition:background .2s ease,color .2s ease,transform .2s ease}
.socials a:hover{background:var(--c-primary);color:#fff;transform:translateY(-1px);text-decoration:none}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:700}
.footer-links li{margin-bottom:11px}
.footer-links a{color:rgba(255,255,255,.66);transition:color .18s ease}
.footer-links a:hover{color:var(--c-primary);text-decoration:none}
.footer-contact li{margin-bottom:12px;color:rgba(255,255,255,.66);line-height:1.7}
.footer-contact b{color:#fff;font-weight:600;display:block;font-size:13px;margin-bottom:2px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;font-size:13px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:rgba(255,255,255,.45)}
.footer-bottom a:hover{color:var(--c-primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .post-grid{grid-template-columns:repeat(3,1fr)}
  .hero h1{font-size:40px}
}
@media (max-width:1023px){
  .grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .split,.rule-split{grid-template-columns:1fr;gap:36px}
  .plan-grid{grid-template-columns:1fr}
  .download{grid-template-columns:1fr;padding:48px 36px;text-align:left;gap:32px}
  .qr-block{justify-self:start}
  .hero h1{font-size:36px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:767px){
  .nav{display:none}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .section{padding:56px 0}
  .grid-4,.grid-3,.grid-2,.post-grid,.steps,.trust-grid{grid-template-columns:1fr}
  .hero-inner{padding:64px 0 72px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .hero-stats{gap:26px;margin-top:34px}
  .avatar-stack{margin-left:0}
  .sec-head h2{font-size:26px}
  .sec-head{margin-bottom:32px}
  .download h2{font-size:26px}
  .download{padding:40px 26px;border-radius:20px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .event-row{flex-wrap:wrap;gap:14px}
  .event-side{width:100%;justify-content:flex-start}
  .faq-item summary{font-size:16px;padding:18px 20px}
  .faq-item .faq-body{padding:0 20px 20px}
}
@media (max-width:519px){
  .container{padding:0 18px}
  .hero h1{font-size:26px}
  .footer-grid{grid-template-columns:1fr}
  .btn{padding:13px 22px;font-size:14.5px}
  .hero-actions .btn{width:100%}
  .footer-bottom{justify-content:flex-start}
}

/* roulang page: article */
:root{
  --c-primary:#F2564D;
  --c-primary-dark:#D74038;
  --c-primary-soft:#FFE8E4;
  --c-accent:#4B3A8F;
  --c-accent-soft:#EDE9FB;
  --c-sun:#FFC24B;
  --c-ink:#201C26;
  --c-ink-2:#56505F;
  --c-mute:#8B8593;
  --c-line:#EDE6E1;
  --c-bg:#FBF7F4;
  --c-surface:#FFFFFF;
  --c-safe:#2F9E68;
  --c-warn:#E08A1E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(32,28,38,.06);
  --sh-2:0 12px 28px rgba(242,86,77,.16);
  --wrap:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary-dark);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--white{background:var(--c-surface)}
.section--soft{background:#FFF4EF}
.section--plain{background:var(--c-bg)}
/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(242,86,77,.28)}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2);color:#fff}
.btn-primary:active{transform:translateY(0);box-shadow:0 3px 10px rgba(242,86,77,.24)}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:4px 12px;border-radius:999px;line-height:1.6}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent)}
.badge-safe{background:#E8F6EE;color:var(--c-safe)}
.badge-warn{background:#FDF1DE;color:var(--c-warn)}
.badge-sun{background:#FFF3D6;color:#9A6A05}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary-dark);background:var(--c-primary-soft);padding:5px 14px;border-radius:999px;margin-bottom:16px}
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;white-space:nowrap}
.logo:hover{text-decoration:none;color:var(--c-ink)}
.logo-dot{width:10px;height:10px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-soft);flex:0 0 auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-ink-2);transition:background .18s ease,color .18s ease}
.nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.header-cta{margin-left:6px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);align-items:center;justify-content:center;margin-left:auto}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-mask{position:fixed;inset:0;background:rgba(32,28,38,.45);z-index:110;opacity:0;pointer-events:none;transition:opacity .28s ease}
.nav-mask.is-open{opacity:1;pointer-events:auto}
.mobile-nav{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,320px);z-index:120;
  background:#fff;padding:26px 22px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-12px 0 40px rgba(32,28,38,.18);
}
.mobile-nav.is-open{transform:translateX(0)}
.mobile-nav .m-title{font-size:13px;color:var(--c-mute);padding:0 16px 10px}
.mobile-nav a{padding:14px 16px;border-radius:12px;color:var(--c-ink);font-size:16px;font-weight:500}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.mobile-nav .btn{margin-top:16px}
/* ---------- 文章头部 ---------- */
.article-top{background:#FFF4EF;border-bottom:1px solid var(--c-line);padding:26px 0 40px;position:relative;overflow:hidden}
.article-top::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,86,77,.14) 0%,rgba(242,86,77,0) 68%);
  pointer-events:none;
}
.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13.5px;color:var(--c-mute);margin-bottom:22px}
.breadcrumb a{color:var(--c-ink-2)}
.breadcrumb a:hover{color:var(--c-primary-dark)}
.breadcrumb .sep{color:#C9C1BC}
.breadcrumb .crumb-cur{color:var(--c-ink);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-head{max-width:900px;position:relative;z-index:1}
.post-head h1{
  font-size:38px;line-height:1.32;font-weight:800;letter-spacing:-.015em;
  color:var(--c-ink);margin:16px 0 20px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13.5px;color:var(--c-mute)}
.post-meta b{color:var(--c-ink-2);font-weight:600}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFC7C2}
/* ---------- 正文布局 ---------- */
.article-wrap{padding:56px 0 8px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:44px;align-items:start}
.article-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:40px 44px 36px;
}
.article-body{font-size:16.5px;line-height:1.9;color:var(--c-ink-2);max-width:800px}
.article-body h2{font-size:27px;line-height:1.42;color:var(--c-ink);font-weight:700;margin:38px 0 16px;padding-left:14px;border-left:4px solid var(--c-primary)}
.article-body h3{font-size:21px;line-height:1.5;color:var(--c-ink);font-weight:700;margin:28px 0 12px}
.article-body h4{font-size:18px;color:var(--c-ink);font-weight:700;margin:22px 0 10px}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;background:var(--c-primary-soft);
  border-left:4px solid var(--c-primary);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--c-ink);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-md);margin:22px 0;border:1px solid var(--c-line)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13.5px;color:var(--c-mute);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left}
.article-body th{background:#FFF4EF;color:var(--c-ink);font-weight:600}
.article-body pre{background:var(--c-ink);color:#EDE9FB;padding:16px 18px;border-radius:var(--r-sm);overflow-x:auto;font-size:14px;line-height:1.7;margin:20px 0}
.article-body code{background:var(--c-accent-soft);color:var(--c-accent);padding:2px 6px;border-radius:6px;font-size:.92em}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0}
.article-body a{color:var(--c-primary-dark);text-decoration:underline;text-underline-offset:3px}
/* ---------- 空态 ---------- */
.empty-state{
  text-align:center;padding:70px 24px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
}
.empty-state .ico{
  width:64px;height:64px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 18px;
}
.empty-state h2{font-size:22px;font-weight:700;color:var(--c-ink);margin:0 0 10px}
.empty-state p{color:var(--c-ink-2);font-size:15px;margin:0 0 22px}
/* ---------- 标签组 ---------- */
.tag-block{margin-top:34px;padding-top:28px;border-top:1px dashed var(--c-line)}
.tag-block .tag-title{font-size:14px;font-weight:700;color:var(--c-ink);margin-bottom:12px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  background:#FFF4EF;color:var(--c-ink-2);font-size:13.5px;border:1px solid var(--c-line);
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.tag:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);border-color:#F9C7C1;text-decoration:none}
/* ---------- 侧栏 ---------- */
.side-col{display:grid;gap:20px;position:sticky;top:92px}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:24px}
.side-card h3{font-size:16px;font-weight:700;color:var(--c-ink);margin:0 0 16px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:6px;height:16px;border-radius:3px;background:var(--c-primary);display:block}
.step-list{list-style:none;display:grid;gap:14px}
.step-list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.7;color:var(--c-ink-2)}
.step-list .num{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;background:var(--c-primary-soft);
  color:var(--c-primary-dark);font-size:12.5px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px;
}
.step-list b{color:var(--c-ink);font-weight:600;display:block;font-size:14px}
.safe-list{list-style:none;display:grid;gap:12px}
.safe-list li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.7;color:var(--c-ink-2)}
.safe-list i{
  flex:0 0 auto;width:20px;height:20px;border-radius:6px;background:#E8F6EE;color:var(--c-safe);
  font-style:normal;font-size:12px;display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.side-card--accent{background:linear-gradient(160deg,#FFF4EF 0%,#FFFFFF 78%);border-color:#F9DCD6}
.side-card--accent p{font-size:13.5px;line-height:1.75;color:var(--c-ink-2);margin:0 0 16px}
.side-card--accent .btn{width:100%}
/* ---------- 相关推荐 ---------- */
.related-section{padding:64px 0 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.sec-head h2{font-size:28px;font-weight:700;color:var(--c-ink);margin:0;letter-spacing:-.01em}
.sec-head p{margin:8px 0 0;font-size:14.5px;color:var(--c-ink-2)}
.sec-link{font-size:14px;font-weight:600;color:var(--c-primary-dark);display:inline-flex;align-items:center;gap:6px}
.sec-link .arw{transition:transform .2s ease}
.sec-link:hover .arw{transform:translateX(3px)}
.sec-link:hover{text-decoration:none}
.card-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.p-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.p-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#F9DCD6;text-decoration:none}
.p-card .thumb{aspect-ratio:16/10;background:#FFF4EF;overflow:hidden;position:relative}
.p-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.p-card:hover .thumb img{transform:scale(1.04)}
.p-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.p-card h3{
  font-size:17px;line-height:1.55;font-weight:700;color:var(--c-ink);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease;
}
.p-card:hover h3{color:var(--c-primary-dark)}
.p-card p{
  font-size:13.5px;line-height:1.75;color:var(--c-ink-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.p-card .meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--c-mute);padding-top:6px}
/* ---------- 上下篇与返回 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
.post-nav a{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 22px;display:flex;flex-direction:column;gap:6px;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.post-nav a:hover{border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-1);text-decoration:none}
.post-nav .k{font-size:12.5px;color:var(--c-mute)}
.post-nav .v{font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.6}
.post-nav a:hover .v{color:var(--c-primary-dark)}
.back-bar{display:flex;justify-content:center;margin-top:34px}
/* ---------- FAQ ---------- */
.faq-section{padding:72px 0}
.faq-wrap{max-width:840px;margin:0 auto}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item[open]{border-color:#F9DCD6;box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 56px 18px 22px;
  font-size:16.5px;font-weight:600;color:var(--c-ink);position:relative;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--c-primary);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item[open] summary{color:var(--c-primary-dark)}
.faq-body{padding:0 22px 18px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.faq-body p{margin:0}
/* ---------- 下载转化条 ---------- */
.cta-band{
  background:linear-gradient(120deg,#D74038 0%,#F2564D 52%,#F97B62 100%);
  border-radius:22px;padding:44px 46px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 18px 40px rgba(215,64,56,.22);
}
.cta-band h2{font-size:27px;font-weight:800;margin:0 0 10px;color:#fff;letter-spacing:-.01em}
.cta-band p{margin:0;font-size:14.5px;line-height:1.75;color:rgba(255,255,255,.88);max-width:560px}
.cta-band .btn{background:#fff;color:var(--c-primary-dark);border-color:#fff}
.cta-band .btn:hover{background:#FFF4EF;color:var(--c-primary-dark);transform:translateY(-1px)}
/* ---------- 页脚 ---------- */
.site-footer{background:#201C26;color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:36px}
.footer-brand .logo{color:#fff}
.footer-brand .logo:hover{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:16px 0 20px;max-width:330px}
.socials{display:flex;gap:10px}
.socials a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;
  color:rgba(255,255,255,.8);transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
}
.socials a:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;text-decoration:none;transform:translateY(-2px)}
.site-footer h4{font-size:15px;color:#fff;margin:0 0 16px;font-weight:700}
.footer-links,.footer-contact{list-style:none;padding:0;margin:0;display:grid;gap:10px;font-size:14px}
.footer-links a{color:rgba(255,255,255,.68)}
.footer-links a:hover{color:var(--c-sun);text-decoration:none}
.footer-contact li{color:rgba(255,255,255,.62);font-size:13.5px;line-height:1.7}
.footer-contact b{display:block;color:#fff;font-size:13px;font-weight:600}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding-top:22px;
  font-size:13px;color:rgba(255,255,255,.5);
}
/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:32px}
  .article-card{padding:34px 32px 30px}
}
@media (max-width:1023px){
  .article-layout{grid-template-columns:1fr}
  .side-col{position:static;grid-template-columns:repeat(2,1fr);display:grid}
  .card-list{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:64px 0}
  .post-head h1{font-size:32px}
}
@media (max-width:900px){
  .nav{display:none}
  .header-cta{display:none}
  .nav-toggle{display:inline-flex}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .article-top{padding:18px 0 30px}
  .post-head h1{font-size:25px;line-height:1.4;-webkit-line-clamp:3}
  .article-wrap{padding:34px 0 0}
  .article-card{padding:24px 20px 24px;border-radius:var(--r-md)}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18.5px}
  .side-col{grid-template-columns:1fr}
  .card-list{grid-template-columns:1fr}
  .post-nav{grid-template-columns:1fr}
  .faq-section{padding:52px 0}
  .faq-item summary{font-size:15.5px;padding:16px 50px 16px 18px}
  .cta-band{padding:32px 24px;border-radius:18px}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .site-footer{padding:48px 0 24px;margin-top:56px}
  .sec-head h2{font-size:23px}
  .breadcrumb .crumb-cur{max-width:180px}
}
@media (max-width:520px){
  .post-meta{font-size:12.5px;gap:8px 14px}
  .post-head h1{font-size:22.5px}
  .article-body h2{font-size:20px}
  .btn{padding:12px 22px;font-size:14.5px}
}

/* roulang page: category1 */
:root{
  --c-primary:#F2564D;
  --c-primary-dark:#D74038;
  --c-primary-soft:#FFE8E4;
  --c-accent:#4B3A8F;
  --c-accent-soft:#EDE9FB;
  --c-sun:#FFC24B;
  --c-ink:#201C26;
  --c-ink-2:#56505F;
  --c-mute:#8B8593;
  --c-line:#EDE6E1;
  --c-bg:#FBF7F4;
  --c-surface:#FFFFFF;
  --c-safe:#2F9E68;
  --c-warn:#E08A1E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(32,28,38,.06);
  --sh-2:0 12px 28px rgba(242,86,77,.16);
  --wrap:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary-dark);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 16px}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(242,86,77,.28)}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2);color:#fff}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:4px 12px;border-radius:999px;line-height:1.6}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent)}
.badge-safe{background:#E8F6EE;color:var(--c-safe)}
.badge-warn{background:#FDF1DE;color:var(--c-warn)}
.badge-sun{background:#FFF3D6;color:#9A6A05}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary-dark);background:var(--c-primary-soft);padding:5px 14px;border-radius:999px;margin-bottom:14px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;white-space:nowrap}
.logo:hover{text-decoration:none;color:var(--c-ink)}
.logo-dot{width:10px;height:10px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-soft);flex:0 0 auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-ink-2);transition:background .18s ease,color .18s ease}
.nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.header-cta{margin-left:6px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);align-items:center;justify-content:center;margin-left:auto}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-mask{position:fixed;inset:0;background:rgba(32,28,38,.45);z-index:110;opacity:0;pointer-events:none;transition:opacity .28s ease}
.nav-mask.is-open{opacity:1;pointer-events:auto}
.mobile-nav{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,320px);z-index:120;
  background:#fff;padding:26px 22px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-12px 0 40px rgba(32,28,38,.18);
}
.mobile-nav.is-open{transform:translateX(0)}
.mobile-nav .m-title{font-size:13px;color:var(--c-mute);padding:0 16px 10px;margin:0}
.mobile-nav a{padding:14px 16px;border-radius:12px;color:var(--c-ink);font-size:16px;font-weight:500}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.mobile-nav .btn{margin-top:16px;color:#fff}

/* ---------- 区块通用 ---------- */
.section{padding:80px 0}
.section--white{background:var(--c-surface)}
.section--soft{background:#FFF4EF}
.section--plain{background:var(--c-bg)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:31px;font-weight:700;line-height:1.32;margin-bottom:12px}
.section-head p{color:var(--c-ink-2);font-size:16px;margin:0}
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

/* ---------- 分类页标题带 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:#FFF4EF;
  border-bottom:1px solid var(--c-line);
  padding:34px 0 44px;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;top:-40px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,86,77,.16) 0%,rgba(242,86,77,0) 70%);
  pointer-events:none;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--c-mute);margin-bottom:18px}
.crumb a{color:var(--c-ink-2)}
.crumb a:hover{color:var(--c-primary-dark)}
.crumb i{font-style:normal;color:var(--c-line)}
.page-hero h1{font-size:42px;line-height:1.24;font-weight:800;letter-spacing:-.015em;margin-bottom:16px;max-width:820px}
.page-hero h1 em{font-style:normal;color:var(--c-primary-dark)}
.page-lede{font-size:17px;line-height:1.85;color:var(--c-ink-2);max-width:760px;margin-bottom:26px}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px 26px;padding-top:22px;border-top:1px dashed var(--c-line)}
.filter-group{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.filter-label{font-size:13px;font-weight:600;color:var(--c-mute);letter-spacing:.02em}
.chip{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  font-size:13.5px;color:var(--c-ink-2);background:#fff;border:1px solid var(--c-line);
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary-dark);text-decoration:none;transform:translateY(-1px)}
.chip.is-on{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}

/* ---------- 双栏布局 ---------- */
.layout-main{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:34px;align-items:start}
.list-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.list-head h2{font-size:23px;font-weight:700}
.list-head span{font-size:13.5px;color:var(--c-mute)}
.feed-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.feed-card+.feed-card{margin-top:16px}
.feed-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FBD7D2}
.feed-top{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px}
.feed-time{margin-left:auto;font-size:13px;color:var(--c-mute)}
.feed-title{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:8px;transition:color .2s ease}
.feed-card:hover .feed-title{color:var(--c-primary-dark)}
.feed-excerpt{
  color:var(--c-ink-2);font-size:15px;line-height:1.75;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.feed-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding-top:14px;border-top:1px solid var(--c-line);font-size:13.5px;color:var(--c-mute)}
.feed-foot .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line)}
.list-more{margin-top:28px;text-align:center}

/* ---------- 侧栏 ---------- */
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);
}
.side-card+.side-card{margin-top:18px}
.side-card h3{font-size:17px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:4px;background:var(--c-primary)}
.side-nav{display:grid;gap:8px}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:12px 14px;border-radius:12px;background:#FBF7F4;color:var(--c-ink);font-size:15px;font-weight:500;
  transition:background .18s ease,color .18s ease,padding .18s ease;
}
.side-nav a::after{content:"›";font-size:18px;color:var(--c-mute);line-height:1}
.side-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none;padding-left:18px}
.side-nav a:hover::after{color:var(--c-primary-dark)}
.side-nav small{display:block;font-size:12.5px;color:var(--c-mute);font-weight:400;margin-top:2px}
.side-list{display:grid;gap:12px;font-size:14.5px;color:var(--c-ink-2)}
.side-list li{display:flex;gap:10px;line-height:1.7}
.side-list li b{color:var(--c-ink);font-weight:600}
.tick{flex:0 0 auto;width:18px;height:18px;border-radius:50%;background:#E8F6EE;color:var(--c-safe);font-size:11px;display:flex;align-items:center;justify-content:center;margin-top:4px}
.side-promo{padding:0;overflow:hidden}
.side-promo img{width:100%;aspect-ratio:4/3;object-fit:cover}
.side-promo .promo-body{padding:20px 24px 24px}
.side-promo h3{font-size:16px;margin-bottom:8px}
.side-promo p{font-size:14px;color:var(--c-ink-2);margin-bottom:16px}

/* ---------- 城市频道 ---------- */
.city-wrap{display:flex;flex-wrap:wrap;gap:12px}
.city-pill{
  display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);font-size:15px;color:var(--c-ink);
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.city-pill span{font-size:12.5px;color:var(--c-mute)}
.city-pill:hover{border-color:var(--c-primary);color:var(--c-primary-dark);box-shadow:var(--sh-1);transform:translateY(-1px);text-decoration:none}
.city-pill:hover span{color:var(--c-primary-dark)}

/* ---------- 场景卡 ---------- */
.scene-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.scene-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--c-accent-soft);color:var(--c-accent);font-size:19px;font-weight:700;margin-bottom:16px;
}
.scene-card:nth-child(2) .scene-icon{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.scene-card:nth-child(3) .scene-icon{background:#FFF3D6;color:#9A6A05}
.scene-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.scene-card p{color:var(--c-ink-2);font-size:15px;margin-bottom:14px}
.scene-meta{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 礼仪 / 规则列表 ---------- */
.rule-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.rule-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:22px;transition:border-color .2s ease,box-shadow .2s ease;
}
.rule-item:hover{border-color:#FBD7D2;box-shadow:var(--sh-1)}
.rule-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:700;font-size:15px;
}
.rule-item h3{font-size:16.5px;font-weight:700;margin-bottom:6px}
.rule-item p{font-size:14.5px;color:var(--c-ink-2);margin:0;line-height:1.7}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:0 22px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#FBD7D2}
.faq-item[open]{box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 38px 20px 0;font-size:17px;font-weight:600;
  position:relative;color:var(--c-ink);line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--c-primary);transition:transform .22s ease;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-body{padding:0 0 20px;color:var(--c-ink-2);font-size:15px;line-height:1.8;margin:0}

/* ---------- 下载区 ---------- */
.download-band{
  background:linear-gradient(120deg,#FFF1EB 0%,#FFE8E4 52%,#F7EFE9 100%);
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
}
.download-inner{display:grid;grid-template-columns:1.5fr .9fr;gap:40px;align-items:center}
.download-inner h2{font-size:31px;font-weight:800;line-height:1.3;margin-bottom:14px}
.download-inner p{color:var(--c-ink-2);max-width:560px}
.download-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 14px}
.download-note{font-size:13px;color:var(--c-mute);margin:0}
.qr-box{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;text-align:center;box-shadow:var(--sh-1);
}
.qr-frame{
  width:150px;height:150px;margin:0 auto 16px;border-radius:var(--r-md);
  background:repeating-linear-gradient(45deg,#FBF7F4 0 8px,#FFF4EF 8px 16px);
  border:1px dashed #E7D9D2;display:flex;align-items:center;justify-content:center;
  font-size:13px;color:var(--c-mute);line-height:1.6;padding:10px;
}
.qr-box strong{display:block;font-size:15px;margin-bottom:6px}
.qr-box span{font-size:13px;color:var(--c-mute)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 28px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.site-footer .logo{color:#fff}
.site-footer .logo:hover{color:#fff}
.footer-brand p{margin:14px 0 18px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px;font-size:14px}
.socials{display:flex;gap:10px}
.socials a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.8);font-size:13px;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.socials a:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;text-decoration:none;transform:translateY(-1px)}
.site-footer h4{color:#fff;font-size:15px;margin:0 0 16px;font-weight:700}
.footer-links,.footer-contact{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px}
.footer-links a:hover{color:var(--c-primary);text-decoration:none}
.footer-contact li{line-height:1.7;font-size:14px;color:rgba(255,255,255,.7)}
.footer-contact b{display:block;color:rgba(255,255,255,.42);font-size:12.5px;font-weight:500;letter-spacing:.04em}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .layout-main{grid-template-columns:minmax(0,1fr)}
  .side-card+.side-card{margin-top:16px}
  .download-inner{grid-template-columns:1fr}
  .qr-box{max-width:320px}
}
@media (max-width:1023px){
  .section{padding:64px 0}
  .page-hero h1{font-size:36px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .download-inner h2{font-size:27px}
}
@media (max-width:900px){
  .nav{display:none}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .header-inner{gap:16px}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .page-hero{padding:26px 0 34px}
  .page-hero h1{font-size:28px}
  .page-lede{font-size:15.5px}
  .section-head h2{font-size:24px}
  .list-head h2{font-size:20px}
  .grid-3,.grid-2,.rule-grid{grid-template-columns:1fr}
  .feed-card{padding:20px}
  .feed-time{margin-left:0;width:100%}
  .filter-bar{gap:14px}
  .download-inner h2{font-size:23px}
  .btn{padding:13px 24px}
  .download-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px;margin-top:32px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .page-hero h1{font-size:25px}
  .city-pill{padding:9px 14px;font-size:14px}
  .rule-item{padding:18px}
  .faq-item{padding:0 18px}
  .faq-item summary{font-size:15.5px}
}

/* roulang page: category3 */
:root{
  --c-primary:#F2564D;
  --c-primary-dark:#D74038;
  --c-primary-soft:#FFE8E4;
  --c-accent:#4B3A8F;
  --c-accent-soft:#EDE9FB;
  --c-sun:#FFC24B;
  --c-ink:#201C26;
  --c-ink-2:#56505F;
  --c-mute:#8B8593;
  --c-line:#EDE6E1;
  --c-bg:#FBF7F4;
  --c-surface:#FFFFFF;
  --c-safe:#2F9E68;
  --c-warn:#E08A1E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(32,28,38,.06);
  --sh-2:0 12px 28px rgba(242,86,77,.16);
  --wrap:1160px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary-dark);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--white{background:var(--c-surface)}
.section--soft{background:#FFF4EF}
.section--plain{background:var(--c-bg)}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:hover{text-decoration:none}
.btn:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(242,86,77,.28)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:0 3px 10px rgba(242,86,77,.24)}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:4px 12px;border-radius:999px;line-height:1.6}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent)}
.badge-safe{background:#E8F6EE;color:var(--c-safe)}
.badge-warn{background:#FDF1DE;color:var(--c-warn)}
.badge-sun{background:#FFF3D6;color:#9A6A05}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;white-space:nowrap}
.logo:hover{text-decoration:none;color:var(--c-ink)}
.logo-dot{width:10px;height:10px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-soft);flex:0 0 auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-ink-2);transition:background .18s ease,color .18s ease}
.nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.header-cta{margin-left:6px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);align-items:center;justify-content:center;margin-left:auto}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-mask{position:fixed;inset:0;background:rgba(32,28,38,.45);z-index:110;opacity:0;pointer-events:none;transition:opacity .28s ease}
.nav-mask.is-open{opacity:1;pointer-events:auto}
.mobile-nav{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,320px);z-index:120;
  background:#fff;padding:26px 22px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-12px 0 40px rgba(32,28,38,.18);
}
.mobile-nav.is-open{transform:translateX(0)}
.mobile-nav .m-title{font-size:13px;color:var(--c-mute);padding:0 16px 10px}
.mobile-nav a{padding:14px 16px;border-radius:12px;color:var(--c-ink);font-size:16px;font-weight:500}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.mobile-nav .btn{margin-top:16px}

/* ---------- 页面标题带 ---------- */
.page-band{
  background:#FFF4EF;
  border-bottom:1px solid var(--c-line);
  padding:36px 0 46px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-mute);margin-bottom:18px}
.crumbs a{color:var(--c-ink-2)}
.crumbs a:hover{color:var(--c-primary-dark)}
.crumbs span.sep{color:#C9C1BA}
.page-band h1{
  font-size:38px;line-height:1.26;font-weight:800;letter-spacing:-.015em;
  margin:0 0 16px;max-width:900px;
}
.page-band h1 em{font-style:normal;color:var(--c-primary-dark)}
.page-band .lead{max-width:820px;font-size:16.5px;line-height:1.8;color:var(--c-ink-2);margin:0}
.band-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- 帮助中心布局 ---------- */
.help-wrap{padding:64px 0 84px}
.help-layout{display:grid;grid-template-columns:252px minmax(0,1fr);gap:44px;align-items:start}
.toc{
  position:sticky;top:92px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);
}
.toc h2{font-size:13px;letter-spacing:.06em;color:var(--c-mute);font-weight:700;margin:0 0 12px;padding:0 12px}
.toc nav{display:flex;flex-direction:column;gap:2px}
.toc nav a{display:block;padding:9px 12px;border-radius:10px;font-size:14.5px;color:var(--c-ink-2);transition:background .18s ease,color .18s ease}
.toc nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.toc nav a:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.toc-foot{margin-top:16px;padding-top:16px;border-top:1px solid var(--c-line)}
.toc-foot p{font-size:13px;line-height:1.7;color:var(--c-mute);margin-bottom:12px}

.doc-block{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:34px;margin-bottom:28px;box-shadow:var(--sh-1);
  scroll-margin-top:92px;
}
.doc-block:last-child{margin-bottom:0}
.doc-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px}
.doc-block h2{font-size:26px;line-height:1.35;font-weight:800;letter-spacing:-.01em;margin:0 0 12px}
.doc-block h3{font-size:19px;font-weight:700;margin:26px 0 10px}
.doc-block > p{color:var(--c-ink-2);font-size:15.5px;line-height:1.85}
.doc-block p strong{color:var(--c-ink)}

/* 安全四支柱 */
.pillars{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:24px}
.pillar{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:22px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pillar:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#F8C9C4}
.pillar-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:800;font-size:15px;margin-bottom:14px;
}
.pillar h3{margin:0 0 8px;font-size:17.5px;font-weight:700}
.pillar p{font-size:14.5px;line-height:1.75;color:var(--c-ink-2);margin:0}

/* 认证流程 */
.steps{list-style:none;margin:24px 0 0;padding:0}
.steps li{position:relative;padding:0 0 28px 54px}
.steps li::before{
  content:attr(data-step);
  position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;
  background:var(--c-primary);color:#fff;font-weight:700;font-size:14px;
  display:flex;align-items:center;justify-content:center;
}
.steps li::after{content:"";position:absolute;left:17px;top:42px;bottom:8px;width:2px;background:var(--c-line)}
.steps li:last-child{padding-bottom:0}
.steps li:last-child::after{display:none}
.steps h3{margin:4px 0 6px;font-size:17px;font-weight:700}
.steps p{font-size:14.5px;line-height:1.75;color:var(--c-ink-2);margin:0}

/* 隐私小表 */
.range-list{list-style:none;margin:22px 0 0;padding:0;border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden}
.range-list li{display:grid;grid-template-columns:170px minmax(0,1fr);gap:16px;padding:16px 20px;border-bottom:1px solid var(--c-line);font-size:14.5px}
.range-list li:last-child{border-bottom:0}
.range-list li:nth-child(odd){background:#FDFAF8}
.range-list b{color:var(--c-ink);font-weight:600}
.range-list span{color:var(--c-ink-2)}

/* 防骗清单 */
.check-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:14px}
.check-list li{
  display:flex;gap:14px;padding:18px 20px;border:1px solid var(--c-line);
  border-radius:var(--r-sm);background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.check-list li:hover{border-color:#F8C9C4;box-shadow:var(--sh-1)}
.check-num{
  flex:0 0 auto;width:30px;height:30px;border-radius:9px;background:var(--c-accent-soft);
  color:var(--c-accent);font-weight:700;font-size:13.5px;display:flex;align-items:center;justify-content:center;
}
.check-list h3{margin:2px 0 6px;font-size:16.5px;font-weight:700}
.check-list p{font-size:14.5px;line-height:1.75;color:var(--c-ink-2);margin:0}

/* 举报 */
.report-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}
.report-card{border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px;background:var(--c-bg)}
.report-card h3{margin:0 0 8px;font-size:16px;font-weight:700}
.report-card p{font-size:14px;line-height:1.7;color:var(--c-ink-2);margin:0}
.notice{
  margin-top:22px;padding:18px 20px;border-radius:var(--r-md);
  background:var(--c-accent-soft);border:1px solid #DCD4F6;
}
.notice p{font-size:14.5px;line-height:1.8;color:#3C3172;margin:0}
.notice p b{color:var(--c-accent)}

/* 礼仪 */
.manner-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px}
.manner-list div{border-left:3px solid var(--c-primary);background:var(--c-bg);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:16px 18px}
.manner-list h3{margin:0 0 6px;font-size:16px;font-weight:700}
.manner-list p{font-size:14.5px;line-height:1.7;color:var(--c-ink-2);margin:0}

/* FAQ */
.faq{display:grid;gap:12px;margin-top:22px}
.faq-item{border:1px solid var(--c-line);border-radius:var(--r-md);background:#fff;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.is-open{border-color:#F8C9C4;box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16.5px;font-weight:600;text-align:left;color:var(--c-ink);
}
.faq-q:hover{color:var(--c-primary-dark)}
.faq-q:focus-visible{outline:2px solid var(--c-primary);outline-offset:-2px}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--c-primary-soft);
  color:var(--c-primary-dark);display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;line-height:1;transition:transform .25s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{display:none;padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.faq-item.is-open .faq-a{display:block}

/* 帮助收口 */
.help-cta{
  margin-top:28px;border-radius:var(--r-lg);padding:36px 34px;
  background:#201C26;color:#fff;display:flex;flex-wrap:wrap;gap:26px;
  align-items:center;justify-content:space-between;
}
.help-cta h2{font-size:24px;font-weight:800;margin:0 0 8px;color:#fff}
.help-cta p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.78);margin:0;max-width:520px}
.help-cta .cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:#201C26;color:#D9D3DE;padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .logo{color:#fff;margin-bottom:14px}
.footer-brand .logo:hover{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:#B4ADBB;margin:0 0 18px;max-width:320px}
.socials{display:flex;gap:10px}
.socials a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;font-size:13px;color:#D9D3DE;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.socials a:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;text-decoration:none}
.site-footer h4{font-size:14px;font-weight:700;color:#fff;margin:0 0 16px;letter-spacing:.02em}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-links a{font-size:14px;color:#B4ADBB;transition:color .18s ease}
.footer-links a:hover{color:var(--c-primary);text-decoration:none}
.footer-contact li{font-size:14px;color:#B4ADBB;line-height:1.7}
.footer-contact b{display:block;color:#fff;font-weight:600;font-size:13px;margin-bottom:2px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8E8798;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .help-layout{grid-template-columns:220px minmax(0,1fr);gap:32px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media (max-width:1023px){
  .nav{display:none}
  .nav-toggle{display:flex}
  .header-cta{display:none}
  .help-layout{grid-template-columns:1fr;gap:24px}
  .toc{position:static}
  .toc nav{flex-direction:row;flex-wrap:wrap;gap:6px}
  .toc nav a{padding:7px 12px;font-size:14px;background:var(--c-bg)}
  .toc-foot{display:none}
  .report-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page-band h1{font-size:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .section{padding:52px 0}
  .page-band{padding:26px 0 34px}
  .page-band h1{font-size:27px}
  .page-band .lead{font-size:15.5px}
  .help-wrap{padding:40px 0 56px}
  .doc-block{padding:22px}
  .doc-block h2{font-size:22px}
  .pillars{grid-template-columns:1fr}
  .manner-list{grid-template-columns:1fr}
  .report-grid{grid-template-columns:1fr}
  .range-list li{grid-template-columns:1fr;gap:4px}
  .help-cta{padding:26px 22px}
  .help-cta h2{font-size:20px}
  .help-cta .cta-actions{width:100%}
  .help-cta .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .logo{font-size:15px}
  .steps li{padding-left:46px}
  .steps li::before{width:32px;height:32px;font-size:13px}
  .steps li::after{left:15px}
  .faq-q{font-size:15.5px;padding:16px}
}

/* roulang page: category2 */
:root{
  --c-primary:#F2564D;
  --c-primary-dark:#D74038;
  --c-primary-soft:#FFE8E4;
  --c-accent:#4B3A8F;
  --c-accent-soft:#EDE9FB;
  --c-sun:#FFC24B;
  --c-ink:#201C26;
  --c-ink-2:#56505F;
  --c-mute:#8B8593;
  --c-line:#EDE6E1;
  --c-bg:#FBF7F4;
  --c-surface:#FFFFFF;
  --c-safe:#2F9E68;
  --c-warn:#E08A1E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(32,28,38,.06);
  --sh-2:0 12px 28px rgba(242,86,77,.16);
  --wrap:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary-dark);text-decoration:none;text-underline-offset:3px}
a:hover{text-decoration:underline}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--white{background:var(--c-surface)}
.section--soft{background:#FFF4EF}
.section--plain{background:var(--c-bg)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(24px,3vw,32px);font-weight:700;margin-top:12px}
.section-head p{margin-top:12px;color:var(--c-ink-2);font-size:15.5px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary-dark);background:var(--c-primary-soft);padding:5px 14px;border-radius:999px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(242,86,77,.28)}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:0 3px 10px rgba(242,86,77,.24)}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:4px 12px;border-radius:999px;line-height:1.6;white-space:nowrap}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent)}
.badge-safe{background:#E8F6EE;color:var(--c-safe)}
.badge-warn{background:#FDF1DE;color:var(--c-warn)}
.badge-sun{background:#FFF3D6;color:#9A6A05}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;white-space:nowrap}
.logo:hover{text-decoration:none;color:var(--c-ink)}
.logo-dot{width:10px;height:10px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-soft);flex:0 0 auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-ink-2);transition:background .18s ease,color .18s ease}
.nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.header-cta{margin-left:6px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);align-items:center;justify-content:center;margin-left:auto}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-mask{position:fixed;inset:0;background:rgba(32,28,38,.45);z-index:110;opacity:0;pointer-events:none;transition:opacity .28s ease}
.nav-mask.is-open{opacity:1;pointer-events:auto}
.mobile-nav{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,320px);z-index:120;
  background:#fff;padding:26px 22px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-12px 0 40px rgba(32,28,38,.18);
}
.mobile-nav.is-open{transform:translateX(0)}
.mobile-nav .m-title{font-size:13px;color:var(--c-mute);padding:0 16px 10px}
.mobile-nav a{padding:14px 16px;border-radius:12px;color:var(--c-ink);font-size:16px;font-weight:500}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.mobile-nav .btn{margin-top:16px;color:#fff}

/* ---------- 分类页标题带 ---------- */
.page-hero{padding:34px 0 48px;background:#FFF6EC;border-bottom:1px solid var(--c-line);position:relative;overflow:hidden}
.page-hero::after{
  content:"";position:absolute;right:-60px;top:-40px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(242,86,77,.14),rgba(255,194,75,.10) 60%,transparent 72%);
  z-index:0;pointer-events:none;
}
.page-hero .container{position:relative;z-index:1}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--c-mute);margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:var(--c-ink-2)}
.crumbs a:hover{color:var(--c-primary-dark)}
.crumbs .sep{color:#C9C1BC}
.page-hero h1{font-size:clamp(28px,3.6vw,40px);font-weight:800;letter-spacing:-.015em;max-width:880px}
.page-hero__lead{margin-top:16px;max-width:780px;font-size:16.5px;line-height:1.85;color:var(--c-ink-2)}
.page-hero__meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}

/* ---------- 圈子导览 ---------- */
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--c-line);
  font-size:14px;color:var(--c-ink-2);
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary-dark);text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-1)}
.guide-points{display:flex;flex-wrap:wrap;gap:12px 34px;margin-top:28px;font-size:14px;color:var(--c-ink-2)}
.guide-points b{color:var(--c-ink);font-weight:700;font-size:16px;margin-right:6px}

/* ---------- 圈子卡片网格 ---------- */
.circle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.circle-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.circle-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#F7CFC9}
.circle-card__media{aspect-ratio:4/3;overflow:hidden;background:var(--c-primary-soft)}
.circle-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.circle-card:hover .circle-card__media img{transform:scale(1.04)}
.circle-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.circle-card__head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.circle-card__head h3{font-size:19px;font-weight:700;transition:color .2s ease}
.circle-card:hover .circle-card__head h3{color:var(--c-primary-dark)}
.circle-card__body p{font-size:14.5px;line-height:1.75;color:var(--c-ink-2)}
.circle-card__foot{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--c-mute);flex-wrap:wrap;
}
.circle-card__foot .tags{color:var(--c-accent);font-weight:500}
.more-row{display:flex;justify-content:center;margin-top:40px}

/* ---------- 社区公约 ---------- */
.convention{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center}
.convention__media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1)}
.convention__media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.convention h2{font-size:clamp(24px,3vw,31px);font-weight:700;margin:12px 0 14px}
.convention__text p{color:var(--c-ink-2);font-size:15.5px;margin-bottom:22px}
.rules{display:grid;gap:14px}
.rule{display:flex;gap:14px;padding:16px 18px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);transition:border-color .2s ease,box-shadow .2s ease}
.rule:hover{border-color:#F7CFC9;box-shadow:var(--sh-1)}
.rule__num{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;
}
.rule h3{font-size:16px;font-weight:700;margin-bottom:2px}
.rule p{font-size:14px;color:var(--c-ink-2);line-height:1.7}

/* ---------- 热门话题 ---------- */
.topic-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.topic{
  display:flex;align-items:flex-start;gap:14px;padding:18px 20px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-md);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.topic:hover{border-color:#F7CFC9;transform:translateY(-2px);box-shadow:var(--sh-1)}
.topic__idx{font-size:15px;font-weight:800;color:var(--c-primary);min-width:26px;line-height:1.6}
.topic h3{font-size:16px;font-weight:700;color:var(--c-ink);margin-bottom:4px}
.topic p{font-size:14px;color:var(--c-ink-2);line-height:1.7}
.topic .heat{display:inline-block;margin-top:8px;font-size:13px;color:var(--c-mute)}

/* ---------- 周末活动 ---------- */
.events{display:grid;gap:14px}
.event{
  display:flex;align-items:center;gap:22px;padding:18px 22px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.event:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#F7CFC9}
.event__date{flex:0 0 68px;text-align:center;background:var(--c-primary-soft);color:var(--c-primary-dark);border-radius:var(--r-sm);padding:9px 0}
.event__date b{display:block;font-size:21px;line-height:1.2;font-weight:800}
.event__date span{font-size:12px}
.event__body{flex:1;min-width:0}
.event__body h3{font-size:17px;font-weight:700}
.event__meta{display:flex;flex-wrap:wrap;gap:6px 20px;font-size:13.5px;color:var(--c-mute);margin-top:5px}
.event .badge{flex:0 0 auto}

/* ---------- 兴趣标签墙 ---------- */
.tag-wall{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag-wall span{
  display:inline-flex;align-items:center;padding:7px 15px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);font-size:14px;color:var(--c-ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.tag-wall span:hover{border-color:var(--c-primary);color:var(--c-primary-dark);background:var(--c-primary-soft)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:880px;margin:0 auto}
.faq details{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:0 20px;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq details[open]{border-color:#F7C9C3;box-shadow:var(--sh-1)}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:17px;font-weight:600;color:var(--c-ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;line-height:1;color:var(--c-primary);transition:transform .2s ease}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{padding-bottom:18px;font-size:15px;line-height:1.8;color:var(--c-ink-2)}

/* ---------- 行动横幅 ---------- */
.cta-band{
  position:relative;isolation:isolate;overflow:hidden;color:#fff;
  background:#201C26 url('/assets/images/654f7cc2eae4554f.webp') center/cover no-repeat;
  border-radius:var(--r-lg);
}
.cta-band::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(32,28,38,.93) 0%,rgba(32,28,38,.76) 52%,rgba(32,28,38,.38) 100%)}
.cta-inner{padding:56px 48px;max-width:660px}
.cta-inner h2{font-size:clamp(24px,3vw,32px);font-weight:800;color:#fff;margin-bottom:14px}
.cta-inner p{font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.82);margin-bottom:26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-note{margin-top:18px;font-size:13px;color:rgba(255,255,255,.62)}

/* ---------- 页脚 ---------- */
.site-footer{background:#201C26;color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand .logo{color:#fff;margin-bottom:14px}
.footer-brand .logo:hover{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:330px}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{
  width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#fff;font-size:13px;
  transition:background .2s ease,transform .2s ease;
}
.socials a:hover{background:var(--c-primary);text-decoration:none;transform:translateY(-2px)}
.site-footer h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;transition:color .18s ease}
.footer-links a:hover{color:var(--c-primary);text-decoration:none}
.footer-contact li{font-size:14px;margin-bottom:12px;color:rgba(255,255,255,.66);line-height:1.7}
.footer-contact b{display:block;color:#fff;font-size:13px;font-weight:600;margin-bottom:2px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav a{padding:8px 10px;font-size:14px}
  .logo{font-size:15px}
  .header-cta{display:none}
  .circle-grid{grid-template-columns:repeat(2,1fr)}
  .convention{grid-template-columns:1fr;gap:30px}
  .topic-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
  .nav{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:64px}
  .section{padding:64px 0}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .circle-grid{grid-template-columns:1fr}
  .event{flex-direction:column;align-items:flex-start;gap:14px}
  .event .badge{align-self:flex-start}
  .cta-inner{padding:38px 26px}
  .page-hero{padding:26px 0 38px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .logo{font-size:14.5px;white-space:normal}
  .footer-grid{grid-template-columns:1fr}
  .cta-actions .btn{width:100%}
  .circle-card__body{padding:18px}
  .page-hero__lead{font-size:15.5px}
  .event{padding:16px}
}