/* roulang page: index */
:root{
  --plum:#5E2B45;
  --plum-dark:#4A2137;
  --coral:#E86A4C;
  --apricot:#F5DCCB;
  --night:#1B1218;
  --page:#FAF5F1;
  --card:#FFFFFF;
  --line:#EADFD7;
  --ink:#241C22;
  --muted:#6E5F66;
  --green:#2E7D6B;
  --radius-card:16px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-1:0 2px 10px rgba(94,43,69,.06);
  --shadow-2:0 10px 28px rgba(94,43,69,.12);
  --gutter:24px;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--page);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
}
img{max-width:100%;display:block;border:0}
a{color:var(--plum);text-decoration:none;text-underline-offset:2px}
a:hover{color:var(--coral)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.num{font-variant-numeric:tabular-nums}

/* 18+ 提示条 */
.agebar{
  background:var(--night);
  color:#F3E6DE;
  font-size:13px;
  padding:9px 0;
}
.agebar .container{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:space-between}
.agebar-text{display:flex;align-items:center;gap:10px}
.agebar-badge{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:22px;padding:0 8px;
  border-radius:var(--radius-pill);
  background:var(--coral);color:#fff;font-size:12px;font-weight:700;
  letter-spacing:.4px;
}
.agebar-actions{display:flex;align-items:center;gap:10px}
.agebar-btn{
  border:1px solid rgba(255,255,255,.28);
  background:transparent;color:#fff;
  border-radius:var(--radius-pill);
  padding:4px 14px;font-size:12.5px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.agebar-btn:hover{background:var(--apricot);color:var(--plum);border-color:var(--apricot)}
.agebar.is-hidden{display:none}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,245,241,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
  backdrop-filter:saturate(140%) blur(8px);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(94,43,69,.08)}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px}
.brand{display:flex;flex-direction:column;gap:2px;flex:0 0 auto}
.brand-name{
  font-size:18px;font-weight:700;color:var(--plum);letter-spacing:.2px;line-height:1.25;
}
.brand-name span{color:var(--coral)}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.6px}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav-link{
  padding:8px 14px;border-radius:var(--radius-pill);
  font-size:15px;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--apricot);color:var(--plum)}
.nav-link.is-active{background:var(--plum);color:#fff}
.nav-link.is-active:hover{background:var(--plum-dark);color:#fff}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  margin-left:8px;padding:10px 20px;
  background:var(--coral);color:#fff;font-size:14.5px;font-weight:600;
  border-radius:var(--radius-pill);border:0;
  box-shadow:0 4px 14px rgba(232,106,76,.28);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-cta:hover{background:#d75a3d;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.nav-cta:active{transform:translateY(1px)}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--plum);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 通用 section */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-night{background:var(--night);color:#EDE3DC}
.section-night .sec-title,.section-night h2,.section-night h3{color:#fff}
.section-night p{color:#CDBFC6}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:1.2px;
  color:var(--coral);text-transform:uppercase;margin-bottom:12px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--coral);border-radius:2px}
.sec-title{font-size:26px;line-height:1.35;margin-bottom:12px;color:var(--ink)}
.sec-desc{font-size:15.5px;color:var(--muted);line-height:1.8}
.section-night .sec-desc{color:#B7A6B0}

/* Hero */
.hero{
  position:relative;
  padding:64px 0 72px;
  background:
    linear-gradient(180deg,rgba(250,245,241,.96) 0%,rgba(250,245,241,.9) 55%,var(--page) 100%),
    url("/assets/images/c7b6d4d82e9ffff6.webp") center/cover no-repeat;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:auto -120px -160px auto;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,106,76,.16),transparent 70%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:44px;align-items:start;position:relative;z-index:2}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-pill);
  padding:6px 14px;font-size:12.5px;color:var(--plum);font-weight:600;
  box-shadow:var(--shadow-1);margin-bottom:20px;
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--green);display:block}
.hero h1{
  font-size:clamp(28px,4vw,40px);
  line-height:1.25;
  color:var(--plum);
  letter-spacing:-.2px;
  margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:var(--coral)}
.hero-lead{font-size:16.5px;color:#4A3B42;max-width:620px;margin-bottom:12px}
.hero-note{font-size:14px;color:var(--muted);max-width:620px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15.5px;font-weight:600;border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  line-height:1.4;
}
.btn-primary{background:var(--plum);color:#fff;box-shadow:0 6px 18px rgba(94,43,69,.22)}
.btn-primary:hover{background:var(--plum-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--plum);border-color:var(--plum)}
.btn-ghost:hover{background:var(--apricot);color:var(--plum);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-coral{background:var(--coral);color:#fff;box-shadow:0 6px 18px rgba(232,106,76,.26)}
.btn-coral:hover{background:#d75a3d;color:#fff;transform:translateY(-1px)}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid var(--line);
  padding:7px 14px;border-radius:var(--radius-pill);
  font-size:13px;color:var(--plum);font-weight:500;
  box-shadow:var(--shadow-1);
}
.badge b{color:var(--coral);font-weight:700}
/* hero 右侧可视化：非手机 mockup，改为频道矩阵面板 */
.hero-panel{
  background:#fff;border:1px solid var(--line);
  border-radius:20px;padding:22px;box-shadow:var(--shadow-2);
  position:relative;
}
.hero-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.hero-panel-title{font-size:14px;font-weight:700;color:var(--plum)}
.hero-panel-live{font-size:12px;color:var(--green);display:flex;align-items:center;gap:6px}
.hero-panel-live i{width:7px;height:7px;border-radius:50%;background:var(--green);display:block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-panel-cover{
  border-radius:12px;overflow:hidden;margin-bottom:16px;
  aspect-ratio:4/3;background:var(--apricot);
}
.hero-panel-cover img{width:100%;height:100%;object-fit:cover}
.hero-panel-rows{display:grid;gap:0}
.hero-panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:13.5px;
}
.hero-panel-row:last-child{border-bottom:0}
.hero-panel-row span:first-child{color:var(--muted)}
.hero-panel-row span:last-child{color:var(--plum);font-weight:600}
.hero-cityfloat{
  position:absolute;left:-18px;bottom:26px;
  background:var(--night);color:#F3E6DE;
  border-radius:14px;padding:12px 16px;font-size:12.5px;
  box-shadow:var(--shadow-2);max-width:200px;
}
.hero-cityfloat b{display:block;color:#fff;font-size:13.5px;margin-bottom:2px}
.hero-cityfloat em{font-style:normal;color:var(--coral);font-weight:700}

/* 频道胶囊 */
.chipwall{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-pill);
  padding:9px 18px;font-size:14px;color:var(--ink);
  transition:all .2s ease;box-shadow:var(--shadow-1);
}
.chip:hover{border-color:var(--plum);color:var(--plum);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.chip small{color:var(--muted);font-size:11.5px}
.chip.is-hot{background:var(--apricot);border-color:transparent;color:var(--plum);font-weight:600}

/* 城市网格 */
.city-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.city-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;gap:8px;min-height:132px;
}
.city-card:hover{border-color:var(--plum);box-shadow:var(--shadow-2);transform:translateY(-3px)}
.city-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.city-name{font-size:17px;font-weight:700;color:var(--plum)}
.city-live{
  font-size:11.5px;color:var(--green);background:rgba(46,125,107,.09);
  border-radius:var(--radius-pill);padding:2px 9px;white-space:nowrap;
}
.city-desc{font-size:13.5px;color:var(--muted);line-height:1.7}
.city-meta{font-size:12px;color:#9A8890;margin-top:auto;display:flex;gap:12px}

/* 专题卡 */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.topic-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.topic-card:hover{border-color:var(--plum);box-shadow:var(--shadow-2);transform:translateY(-3px)}
.topic-thumb{aspect-ratio:4/3;overflow:hidden;background:var(--apricot)}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.topic-card:hover .topic-thumb img{transform:scale(1.05)}
.topic-tag{
  position:absolute;top:12px;left:12px;
  background:var(--coral);color:#fff;font-size:11.5px;font-weight:600;
  padding:3px 11px;border-radius:var(--radius-pill);
  transition:transform .2s ease;
}
.topic-card:hover .topic-tag{transform:translateY(-2px)}
.topic-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.topic-title{font-size:16px;font-weight:700;color:var(--ink);line-height:1.45}
.topic-desc{font-size:13.5px;color:var(--muted);line-height:1.7}
.topic-foot{font-size:12px;color:#9A8890;margin-top:auto}

/* 三步流程 */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 22px;box-shadow:var(--shadow-1);position:relative;
}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;
  background:var(--apricot);color:var(--plum);
  font-weight:700;font-size:16px;margin-bottom:14px;
}
.flow-step h3{font-size:17px;margin-bottom:8px;color:var(--plum)}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.8}

/* 功能矩阵 两列大卡 */
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.feature-card{
  display:flex;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-1);
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.feature-card:hover{border-color:var(--plum);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.feature-icon{
  flex:0 0 52px;width:52px;height:52px;border-radius:14px;
  background:linear-gradient(145deg,var(--apricot),#FBE9DC);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:700;color:var(--plum);
}
.feature-card h3{font-size:17px;margin-bottom:6px;color:var(--ink)}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.8}

/* 免费/会员对照 */
.compare{display:grid;grid-template-columns:repeat(2,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1)}
.compare-col{padding:28px}
.compare-col:first-child{border-right:1px solid var(--line)}
.compare-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.compare-head h3{font-size:18px;color:var(--plum)}
.compare-pill{font-size:11.5px;font-weight:600;padding:2px 10px;border-radius:var(--radius-pill);background:rgba(46,125,107,.1);color:var(--green)}
.compare-pill.paid{background:rgba(232,106,76,.12);color:var(--coral)}
.compare-sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.compare-list li{
  display:flex;align-items:flex-start;gap:10px;
  padding:12px 0;border-bottom:1px dashed var(--line);
  font-size:14.5px;color:#3A2C33;
}
.compare-list li:last-child{border-bottom:0}
.compare-list li::before{
  content:"—";color:var(--coral);font-weight:700;flex:0 0 auto;
}
.compare-col.is-paid .compare-list li::before{content:"＋";color:var(--coral)}

/* 安全板块 */
.safety-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:24px}
.safety-item{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-card);padding:22px;
}
.safety-item h3{font-size:16.5px;color:#fff;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.safety-item h3 b{color:var(--coral);font-size:13px}
.safety-item p{font-size:14px;color:#C4B4BD;line-height:1.8}
.safety-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(232,106,76,.12);border:1px solid rgba(232,106,76,.32);
  border-radius:var(--radius-card);padding:18px 22px;
}
.safety-bar p{font-size:14px;color:#F3E1DA;margin:0}
.safety-bar a{color:#fff;background:var(--coral);padding:9px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:600;transition:background .2s ease,transform .2s ease}
.safety-bar a:hover{background:#d75a3d;color:#fff;transform:translateY(-1px)}

/* 口碑 */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:12px;
}
.review-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.review-user{display:flex;align-items:center;gap:10px}
.avatar{
  width:38px;height:38px;border-radius:50%;
  background:linear-gradient(145deg,var(--apricot),#F7C9B4);
  display:flex;align-items:center;justify-content:center;
  color:var(--plum);font-weight:700;font-size:13px;
}
.review-name{font-size:14px;font-weight:600;color:var(--ink);line-height:1.3}
.review-city{font-size:12px;color:var(--muted)}
.stars{color:var(--coral);font-size:13px;letter-spacing:1px}
.review-text{font-size:14px;color:#463840;line-height:1.85}
.review-foot{font-size:11.5px;color:#9A8890;margin-top:auto;border-top:1px dashed var(--line);padding-top:10px}

/* App 对比单列 */
.compare-rows{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;overflow:hidden;box-shadow:var(--shadow-1)}
.compare-row{
  display:grid;grid-template-columns:1.1fr 1.5fr 1fr 1.4fr;
  gap:16px;padding:18px 22px;border-bottom:1px solid var(--line);
  font-size:13.5px;align-items:center;
  transition:background .2s ease;
}
.compare-row:last-child{border-bottom:0}
.compare-row:hover{background:#FDF8F4}
.compare-row-head{background:#FBF2EB;font-size:12.5px;font-weight:700;color:var(--plum);letter-spacing:.4px}
.compare-row strong{font-size:14.5px;color:var(--plum);font-weight:700}
.cell-label{display:none;font-size:11.5px;color:#9A8890;margin-bottom:2px}
.risk-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:6px}
.risk-dot.mid{background:#D99B2B}
.risk-dot.high{background:var(--coral)}

/* CMS 列表 */
.cms-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:10px;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.post-card:hover{border-color:var(--plum);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12px;color:var(--muted)}
.post-cat{background:var(--apricot);color:var(--plum);border-radius:var(--radius-pill);padding:2px 11px;font-size:11.5px;font-weight:600}
.post-title{font-size:17px;line-height:1.5;color:var(--ink)}
.post-title a{color:var(--ink)}
.post-title a:hover{color:var(--plum)}
.post-excerpt{font-size:14px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-more{font-size:13.5px;font-weight:600;color:var(--plum);display:inline-flex;align-items:center;gap:6px;margin-top:auto}
.post-more:hover{color:var(--coral)}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:48px 24px;text-align:center;color:var(--muted);font-size:14.5px;
}
.empty-state a{display:inline-block;margin-top:14px}

/* FAQ */
.faq{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;overflow:hidden;box-shadow:var(--shadow-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;text-align:left;
  padding:20px 24px;font-size:15.5px;font-weight:600;color:var(--ink);
  line-height:1.6;transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:#FDF8F4;color:var(--plum)}
.faq-icon{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  background:var(--apricot);color:var(--plum);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .25s ease,background .2s ease,color .2s ease;
}
.faq-q[aria-expanded="true"] .faq-icon{background:var(--plum);color:#fff;transform:rotate(45deg)}
.faq-a{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.9;display:none}
.faq-a.is-open{display:block}

/* 18+ 须知 */
.notice-list{display:grid;gap:14px;margin-top:18px}
.notice-list li{
  background:rgba(255,255,255,.05);border-left:3px solid var(--coral);
  padding:14px 18px;border-radius:0 12px 12px 0;
  font-size:14px;color:#CCBCC5;line-height:1.8;
}
.notice-list li b{color:#fff}

/* 转化区表单 */
.cta-panel{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:36px;box-shadow:var(--shadow-2);
  display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:start;
}
.cta-panel h2{font-size:24px;color:var(--plum);margin-bottom:10px;line-height:1.35}
.cta-panel p{font-size:14.5px;color:var(--muted);line-height:1.85;margin-bottom:8px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600;color:var(--ink)}
.field input,.field select{
  border:1px solid var(--line);border-radius:var(--radius-input);
  background:#FDFAF7;padding:11px 14px;font-size:14px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  width:100%;
}
.field input:focus,.field select:focus{
  border-color:var(--plum);background:#fff;outline:none;
  box-shadow:0 0 0 3px rgba(94,43,69,.1);
}
.field input::placeholder{color:#A99AA1}
.tagpick{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 16px}
.tagpick label{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:6px 14px;font-size:13px;color:var(--muted);cursor:pointer;
  transition:all .18s ease;background:#fff;
}
.tagpick input{appearance:none;width:0;height:0;position:absolute}
.tagpick label:hover{border-color:var(--plum);color:var(--plum)}
.tagpick input:checked + span{color:var(--plum);font-weight:600}
.tagpick label:has(input:checked){background:var(--apricot);border-color:var(--plum);color:var(--plum)}
.form-hint{font-size:12.5px;color:#9A8890;margin-top:10px;line-height:1.7}
.form-msg{font-size:13.5px;color:var(--green);margin-top:12px;display:none}
.form-msg.is-show{display:block}

/* 数据速览 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:32px 24px;box-shadow:var(--shadow-1)}
.stat-item{text-align:center;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-num{font-size:32px;font-weight:700;color:var(--plum);line-height:1.2;letter-spacing:-.5px}
.stat-num small{font-size:15px;font-weight:600;color:var(--muted);margin-left:2px}
.stat-label{font-size:13px;color:var(--muted);margin-top:4px}

/* 页脚 */
.site-footer{background:var(--night);color:#C9BAC2;padding:60px 0 28px;font-size:13px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:40px}
.footer-brand .brand-name{color:#fff;font-size:17px}
.footer-brand .brand-name span{color:var(--coral)}
.footer-brand p{font-size:13px;color:#A4939C;line-height:1.9;margin-top:12px;max-width:320px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;font-weight:700}
.footer-col li{margin-bottom:9px}
.footer-col a{color:#B3A2AB;font-size:13px;transition:color .2s ease}
.footer-col a:hover{color:var(--coral)}
.footer-col p{font-size:13px;color:#A4939C;line-height:1.9}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:22px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:12.5px;color:#8E7C86;
}
.footer-bottom-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.adult-chip{background:rgba(232,106,76,.16);color:#F0A78F;border:1px solid rgba(232,106,76,.3);border-radius:var(--radius-pill);padding:2px 10px;font-size:11.5px;font-weight:700}
.footer-warn{color:#B3A2AB}
.footer-warn b{color:var(--coral)}

/* 响应式 */
@media (max-width:1180px){
  .city-grid{grid-template-columns:repeat(3,1fr)}
  .topic-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1024px){
  .section{padding:56px 0}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-cityfloat{position:static;margin-top:16px;max-width:none}
  .feature-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr 1fr}
  .compare-row{grid-template-columns:1fr 1fr;gap:10px}
  .compare-row-head{display:none}
  .cell-label{display:block}
  .cta-panel{grid-template-columns:1fr;padding:28px;gap:24px}
  .nav-main{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 24px 20px;box-shadow:var(--shadow-2);
  }
  .nav-main.is-open{display:flex}
  .nav-link{padding:12px 16px;border-radius:12px}
  .nav-cta{margin:8px 0 0;justify-content:center}
  .nav-toggle{display:flex}
  .site-header{position:sticky}
  .nav-wrap{position:relative}
}
@media (max-width:768px){
  :root{--gutter:18px}
  .section{padding:44px 0}
  .section-tight{padding:36px 0}
  .hero{padding:40px 0 48px}
  .hero-lead{font-size:15.5px}
  .city-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .topic-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .flow{grid-template-columns:1fr}
  .safety-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .compare-col:first-child{border-right:0;border-bottom:1px solid var(--line)}
  .review-grid{grid-template-columns:1fr}
  .cms-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:16px;padding:24px 16px}
  .stat-item{border-right:0;padding:6px 0}
  .stat-item:nth-child(odd){border-right:1px solid var(--line)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .form-row{grid-template-columns:1fr}
  .faq-q{padding:16px 18px;font-size:14.5px}
  .faq-a{padding:0 18px 18px}
  .sec-title{font-size:22px}
  .cta-panel{padding:22px}
}
@media (max-width:520px){
  .brand-name{font-size:15.5px}
  .brand-sub{font-size:10.5px}
  .hero h1{font-size:26px}
  .btn{width:100%}
  .hero-actions{gap:10px}
  .city-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .stat-item:nth-child(odd){border-right:0}
  .compare-row{grid-template-columns:1fr}
  .section{padding:36px 0}
  .agebar .container{gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* roulang page: article */
:root{
  --plum:#5E2B45;
  --plum-dark:#4A2137;
  --coral:#E86A4C;
  --apricot:#F5DCCB;
  --night:#1B1218;
  --page:#FAF5F1;
  --card:#FFFFFF;
  --line:#EADFD7;
  --ink:#241C22;
  --muted:#6E5F66;
  --green:#2E7D6B;
  --radius-card:16px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-1:0 2px 10px rgba(94,43,69,.06);
  --shadow-2:0 10px 28px rgba(94,43,69,.12);
  --gutter:24px;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--page);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
}
img{max-width:100%;display:block;border:0}
a{color:var(--plum);text-decoration:none;text-underline-offset:2px;transition:color .18s ease}
a:hover{color:var(--coral)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.1px}
p{margin:0 0 14px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.num{font-variant-numeric:tabular-nums}

/* 18+ 进入提示条 */
.agebar{background:var(--night);color:#E7DCE2;font-size:12.5px;padding:7px 0;position:relative;z-index:70}
.agebar .container{display:flex;align-items:center;gap:14px;justify-content:space-between;flex-wrap:wrap}
.agebar-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.agebar-badge{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:22px;padding:0 8px;
  border-radius:var(--radius-pill);
  background:var(--coral);color:#fff;font-size:12px;font-weight:700;letter-spacing:.4px;
}
.agebar-btn{
  border:1px solid rgba(255,255,255,.28);
  background:transparent;color:#fff;
  border-radius:var(--radius-pill);
  padding:4px 14px;font-size:12.5px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.agebar-btn:hover{background:var(--apricot);color:var(--plum);border-color:var(--apricot)}
.agebar-btn:active{transform:translateY(1px)}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,245,241,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
  backdrop-filter:saturate(140%) blur(8px);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(94,43,69,.08)}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px;position:relative}
.brand{display:flex;flex-direction:column;gap:2px;flex:0 0 auto}
.brand-name{font-size:18px;font-weight:700;color:var(--plum);letter-spacing:.2px;line-height:1.25}
.brand-name span{color:var(--coral)}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.6px}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav-link{
  padding:8px 14px;border-radius:var(--radius-pill);
  font-size:15px;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--apricot);color:var(--plum)}
.nav-link.is-active{background:var(--plum);color:#fff}
.nav-link.is-active:hover{background:var(--plum-dark);color:#fff}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  margin-left:8px;padding:10px 20px;
  background:var(--coral);color:#fff;font-size:14.5px;font-weight:600;
  border-radius:var(--radius-pill);border:0;
  box-shadow:0 4px 14px rgba(232,106,76,.28);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-cta:hover{background:#d75a3d;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.nav-cta:active{transform:translateY(1px)}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--plum);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 通用按钮 / 标签 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15.5px;font-weight:600;border:1.5px solid transparent;line-height:1.4;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--plum);color:#fff;box-shadow:0 6px 18px rgba(94,43,69,.22)}
.btn-primary:hover{background:var(--plum-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--plum);border-color:var(--plum)}
.btn-ghost:hover{background:var(--apricot);color:var(--plum);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-coral{background:var(--coral);color:#fff;box-shadow:0 6px 18px rgba(232,106,76,.26)}
.btn-coral:hover{background:#d75a3d;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-coral:active{transform:translateY(1px)}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:var(--radius-pill);
  background:var(--apricot);color:#7A3A25;
  font-size:12px;font-weight:600;line-height:1.7;
}
.tag-line{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:500}

/* 文章头部 */
.article-head{
  background:linear-gradient(180deg,#FFFFFF 0%,#FDF7F3 100%);
  border-bottom:1px solid var(--line);
  padding:38px 0 34px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--plum)}
.crumbs .sep{opacity:.55}
.crumbs .current{color:var(--ink);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 14px;border-radius:var(--radius-pill);
  background:var(--apricot);color:#7A3A25;
  font-size:12.5px;font-weight:600;margin-bottom:16px;
}
.cat-chip i{width:6px;height:6px;border-radius:50%;background:var(--coral);display:block}
.article-head h1{
  font-size:clamp(26px,3.5vw,38px);
  line-height:1.32;color:var(--plum);
  letter-spacing:-.2px;max-width:920px;margin-bottom:20px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 24px;
  font-size:13.5px;color:var(--muted);
  border-top:1px dashed var(--line);padding-top:16px;
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta b{color:var(--ink);font-weight:600}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9B7BD;display:inline-block}

/* 主体布局 */
.article-main{padding:48px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 272px;gap:44px;align-items:start}
.article-col{min-width:0}

/* 关键要点 */
.keypoints{
  background:var(--apricot);
  border:1px solid #EFCDB5;
  border-radius:var(--radius-card);
  padding:22px 26px 24px;
  margin-bottom:36px;
  box-shadow:var(--shadow-1);
}
.keypoints h2{font-size:18px;color:#7A3A25;margin-bottom:10px}
.keypoints ul{margin:0;padding-left:20px}
.keypoints li{margin:8px 0;color:#5C3B2F;font-size:15px;line-height:1.8}
.keypoints li::marker{color:var(--coral)}

/* 正文区 */
.body-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.body-head h2{font-size:19px;color:var(--plum)}
.body-head .hint{font-size:12.5px;color:var(--muted)}
.prose{max-width:760px;font-size:16px;line-height:1.9;color:#332A30;word-break:break-word}
.prose h2{font-size:23px;line-height:1.45;margin:36px 0 14px;color:var(--plum);padding-left:12px;border-left:4px solid var(--coral)}
.prose h3{font-size:19px;line-height:1.5;margin:26px 0 10px;color:var(--ink)}
.prose h4{font-size:16.5px;margin:20px 0 8px;color:var(--ink)}
.prose p{margin:0 0 16px}
.prose a{color:var(--plum);text-decoration:underline;text-underline-offset:2px}
.prose a:hover{color:var(--coral)}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px}
.prose li{margin:6px 0}
.prose li::marker{color:var(--plum)}
.prose blockquote{
  margin:22px 0;padding:16px 20px;
  background:#fff;border-left:4px solid var(--plum);
  border-radius:0 12px 12px 0;color:#4A3B42;
  box-shadow:var(--shadow-1);font-size:15.5px;
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:12px;margin:22px 0;box-shadow:var(--shadow-1)}
.prose figure{margin:22px 0}
.prose figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.prose table{
  width:100%;border-collapse:collapse;margin:22px 0;
  font-size:14.5px;background:#fff;border-radius:12px;
  overflow:hidden;box-shadow:var(--shadow-1);
}
.prose th,.prose td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.prose th{background:#FBF2EC;color:var(--plum);font-weight:600}
.prose tr:last-child td{border-bottom:0}
.prose code{background:#F3E9E3;padding:2px 6px;border-radius:6px;font-size:14px;color:#7A3A25}
.prose pre{background:var(--night);color:#EADFD7;padding:18px;border-radius:12px;overflow:auto;margin:20px 0;font-size:13.5px;line-height:1.7}
.prose pre code{background:transparent;color:inherit;padding:0}
.prose hr{border:0;border-top:1px dashed var(--line);margin:32px 0}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:40px 26px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:18px}

/* 目录侧栏 */
.toc{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px 20px 18px;
  box-shadow:var(--shadow-1);
}
.toc h3{font-size:13px;letter-spacing:.08em;color:var(--muted);margin-bottom:12px;font-weight:700}
.toc ol{list-style:none;margin:0;padding:0}
.toc li{margin:0}
.toc a{
  display:block;padding:7px 10px;border-radius:8px;
  font-size:14px;color:#4A3B42;border-left:2px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.toc a:hover{background:#FBF2EC;color:var(--plum)}
.toc a.is-current{background:var(--apricot);color:var(--plum);border-left-color:var(--coral);font-weight:600}
.toc-foot{
  margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--muted);line-height:1.7;
}
.toc-mobile{display:none;margin-bottom:26px}
.toc-mobile details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1)}
.toc-mobile summary{
  list-style:none;cursor:pointer;padding:14px 18px;
  font-size:14.5px;font-weight:600;color:var(--plum);
  display:flex;align-items:center;justify-content:space-between;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"＋";font-size:16px;color:var(--coral)}
.toc-mobile details[open] summary::after{content:"－"}
.toc-mobile .toc-body{padding:0 18px 14px}
.toc-mobile .toc-body a{display:block;padding:6px 0;font-size:14px;color:#4A3B42}

/* 推荐 */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.sec-title{font-size:24px;line-height:1.35;color:var(--ink)}
.sec-desc{font-size:14px;color:var(--muted);margin-top:6px}
.related-block{padding:52px 0 8px;border-top:1px solid var(--line);margin-top:52px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--plum)}
.card-thumb{aspect-ratio:4/3;overflow:hidden;background:#F1E6DE}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-body h3{font-size:16.5px;line-height:1.5;color:var(--ink)}
.card-body p{font-size:13.5px;color:var(--muted);line-height:1.75;margin:0}
.card-meta{margin-top:auto;padding-top:10px;font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:8px}

/* 上下篇 */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px}
.pager a{
  display:block;padding:20px 22px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pager a:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--plum)}
.pager .pager-label{font-size:12px;letter-spacing:.08em;color:var(--coral);font-weight:700;margin-bottom:6px;display:block}
.pager .pager-title{font-size:15.5px;color:var(--ink);font-weight:600;line-height:1.6}
.pager .pager-next{text-align:right}

/* 安全声明条 */
.safety-strip{background:var(--night);color:#EDE3DC;padding:52px 0}
.safety-strip h2{color:#fff;font-size:23px;margin-bottom:10px}
.safety-strip .lead{color:#CDBFC6;font-size:15px;max-width:760px;margin-bottom:24px}
.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.safety-item{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius-card);
  padding:20px 20px 22px;
}
.safety-item h3{font-size:16px;color:#fff;margin-bottom:8px}
.safety-item p{font-size:13.5px;color:#BFAFB8;margin:0;line-height:1.8}
.safety-item .badge-dot{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;color:#fff;font-weight:600;margin-bottom:10px;
}
.safety-item .badge-dot i{width:7px;height:7px;border-radius:50%;background:var(--green);display:block}

/* 反馈 */
.feedback{padding:52px 0 72px}
.feedback-box{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:34px 30px;
  text-align:center;box-shadow:var(--shadow-1);
}
.feedback-box h2{font-size:21px;color:var(--plum);margin-bottom:10px}
.feedback-box p{color:var(--muted);font-size:14.5px;max-width:620px;margin:0 auto 22px}
.feedback-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:#1F1620;color:#C9B9C2;padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .brand-name{color:#fff;font-size:18px;display:inline-block;margin-bottom:12px}
.footer-brand .brand-name span{color:var(--coral)}
.footer-brand p{font-size:13.5px;color:#B7A6B0;line-height:1.85;margin:0}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:14px;letter-spacing:.04em}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin:9px 0}
.footer-col a{font-size:13.5px;color:#B7A6B0}
.footer-col a:hover{color:var(--coral)}
.footer-col p{font-size:13px;color:#B7A6B0;line-height:1.8}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:20px;font-size:13px;color:#9C8B96}
.footer-bottom-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.adult-chip{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:32px;height:20px;padding:0 7px;border-radius:var(--radius-pill);
  background:var(--coral);color:#fff;font-size:11.5px;font-weight:700;
}
.footer-warn{font-size:12.5px;color:#C9B9C2}
.footer-warn b{color:var(--coral)}

@media (max-width:1180px){
  .article-layout{grid-template-columns:minmax(0,1fr) 240px;gap:32px}
  .related-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{display:none}
  .toc-mobile{display:block}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .safety-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:980px){
  .nav-toggle{display:flex}
  .nav-main{
    display:none;position:absolute;top:calc(100% + 1px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:14px var(--gutter) 20px;box-shadow:var(--shadow-2);
    margin-left:0;
  }
  .nav-main.is-open{display:flex}
  .nav-link{padding:11px 14px;font-size:15px}
  .nav-cta{margin:8px 0 0}
  .brand-sub{display:none}
}
@media (max-width:768px){
  .article-head{padding:28px 0 26px}
  .article-main{padding:34px 0 56px}
  .keypoints{padding:18px 18px 20px}
  .prose{font-size:15.5px;line-height:1.85}
  .prose h2{font-size:20px;margin-top:30px}
  .prose h3{font-size:17.5px}
  .related-grid{grid-template-columns:1fr}
  .pager{grid-template-columns:1fr}
  .pager .pager-next{text-align:left}
  .safety-grid{grid-template-columns:1fr}
  .safety-strip{padding:40px 0}
  .feedback-box{padding:26px 18px}
  .related-block{padding:40px 0 0;margin-top:40px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .crumbs .current{max-width:200px}
}
@media (max-width:520px){
  :root{--gutter:16px}
  .article-head h1{font-size:24px;line-height:1.4}
  .article-meta{font-size:12.5px;gap:8px 16px}
  .btn{width:100%;padding:12px 20px}
  .feedback-actions{flex-direction:column}
  .agebar{font-size:12px}
  .agebar .container{gap:8px}
  .sec-title{font-size:20px}
}

/* roulang page: category1 */
:root{
  --plum:#5E2B45;
  --plum-dark:#4A2137;
  --coral:#E86A4C;
  --apricot:#F5DCCB;
  --night:#1B1218;
  --page:#FAF5F1;
  --card:#FFFFFF;
  --line:#EADFD7;
  --ink:#241C22;
  --muted:#6E5F66;
  --green:#2E7D6B;
  --radius-card:16px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-1:0 2px 10px rgba(94,43,69,.06);
  --shadow-2:0 10px 28px rgba(94,43,69,.12);
  --gutter:24px;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--page);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
}
img{max-width:100%;display:block;border:0}
a{color:var(--plum);text-decoration:none;text-underline-offset:2px;transition:color .18s ease}
a:hover{color:var(--coral)}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.35;color:var(--ink);font-weight:700}
p{margin:0 0 14px}
ul,ol{margin:0 0 14px;padding-left:20px}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--coral);outline-offset:2px;border-radius:6px;
}
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
/* 18+ 提示条 */
.agebar{
  background:var(--night);color:#D9CBCF;font-size:13px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.agebar .container{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:space-between;padding-top:8px;padding-bottom:8px}
.agebar-badge{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:22px;padding:0 8px;
  border-radius:var(--radius-pill);
  background:var(--coral);color:#fff;font-size:12px;font-weight:700;letter-spacing:.4px;
  margin-right:8px;
}
.agebar-btn{
  border:1px solid rgba(255,255,255,.28);
  background:transparent;color:#fff;
  border-radius:var(--radius-pill);
  padding:4px 14px;font-size:12.5px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.agebar-btn:hover{background:var(--apricot);color:var(--plum);border-color:var(--apricot)}
/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,245,241,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
  backdrop-filter:saturate(140%) blur(8px);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(94,43,69,.08)}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px}
.brand{display:flex;flex-direction:column;gap:2px;flex:0 0 auto}
.brand-name{font-size:18px;font-weight:700;color:var(--plum);letter-spacing:.2px;line-height:1.25}
.brand-name span{color:var(--coral)}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.6px}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav-link{
  padding:8px 14px;border-radius:var(--radius-pill);
  font-size:15px;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--apricot);color:var(--plum)}
.nav-link.is-active{background:var(--plum);color:#fff}
.nav-link.is-active:hover{background:var(--plum-dark);color:#fff}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  margin-left:8px;padding:10px 20px;
  background:var(--coral);color:#fff;font-size:14.5px;font-weight:600;
  border-radius:var(--radius-pill);border:0;
  box-shadow:0 4px 14px rgba(232,106,76,.28);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-cta:hover{background:#d75a3d;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.nav-cta:active{transform:translateY(1px)}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--plum);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* 通用 section */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-night{background:var(--night);color:#EDE3DC}
.section-night h2,.section-night h3{color:#fff}
.section-night p{color:#CDBFC6}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-title{font-size:26px;line-height:1.35;margin-bottom:12px;color:var(--ink)}
.sec-desc{font-size:15px;color:var(--muted);margin:0}
.section-night .sec-desc{color:#B7A6B0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.6px;
  color:var(--coral);text-transform:uppercase;margin-bottom:10px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--coral);display:block;border-radius:2px}
/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15.5px;font-weight:600;border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  line-height:1.4;
}
.btn-primary{background:var(--plum);color:#fff;box-shadow:0 6px 18px rgba(94,43,69,.22)}
.btn-primary:hover{background:var(--plum-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--plum);border-color:var(--plum)}
.btn-ghost:hover{background:var(--apricot);color:var(--plum);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-coral{background:var(--coral);color:#fff;box-shadow:0 6px 18px rgba(232,106,76,.26)}
.btn-coral:hover{background:#d75a3d;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-coral:active{transform:translateY(1px)}
.btn-sm{padding:9px 18px;font-size:14px}
/* 分类头部（窄栏，无大图） */
.cat-head{
  padding:34px 0 44px;
  background:linear-gradient(180deg,#FFF9F4 0%,var(--page) 100%);
  border-bottom:1px solid var(--line);
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--plum)}
.breadcrumb .sep{color:#C3B4BA}
.cat-head-grid{display:grid;grid-template-columns:1.6fr .8fr;gap:36px;align-items:start}
.cat-head h1{
  font-size:clamp(26px,3.2vw,34px);
  line-height:1.32;color:var(--plum);margin-bottom:16px;letter-spacing:-.2px;
}
.cat-head h1 em{font-style:normal;color:var(--coral)}
.cat-lead{font-size:15.5px;color:#463840;margin-bottom:8px;max-width:680px}
.cat-note{font-size:14px;color:var(--muted);margin:0;max-width:680px}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 22px 18px;box-shadow:var(--shadow-1);
}
.stat-card h2{font-size:14px;color:var(--muted);font-weight:600;letter-spacing:.4px;margin-bottom:14px}
.stat-row{
  display:flex;align-items:baseline;justify-content:space-between;
  padding:11px 0;border-bottom:1px dashed var(--line);
  font-size:14px;color:var(--muted);
}
.stat-row:last-child{border-bottom:0;padding-bottom:0}
.stat-row b{
  font-size:20px;color:var(--plum);font-weight:700;
  font-variant-numeric:tabular-nums;letter-spacing:.4px;
}
/* 筛选条 */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:14px 18px;box-shadow:var(--shadow-1);
}
.filter-field{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.filter-field select{
  border:1px solid var(--line);border-radius:var(--radius-input);
  background:#fff;padding:8px 12px;font-size:14px;color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease;
  min-width:132px;
}
.filter-field select:hover{border-color:#D9C6BA}
.filter-field select:focus{border-color:var(--plum);box-shadow:0 0 0 3px rgba(94,43,69,.1);outline:0}
.sort-group{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap}
.sort-btn{
  border:1px solid var(--line);background:#fff;color:var(--muted);
  border-radius:var(--radius-pill);padding:8px 16px;font-size:13.5px;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.sort-btn:hover{background:var(--apricot);color:var(--plum);border-color:var(--apricot)}
.sort-btn.is-on{background:var(--plum);color:#fff;border-color:var(--plum)}
.sort-btn:active{transform:translateY(1px)}
/* 列表区 */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.post-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 22px 18px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:10px;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.post-card:hover{border-color:var(--plum);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.post-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;
  background:var(--apricot);color:#7A4A38;
  border-radius:var(--radius-pill);
  padding:3px 11px;font-size:12px;font-weight:600;letter-spacing:.2px;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
a.tag:hover{background:var(--coral);color:#fff;transform:translateY(-1px)}
.post-card h3{font-size:18px;margin:0;line-height:1.5}
.post-card h3 a{color:var(--ink)}
.post-card h3 a:hover{color:var(--plum)}
.post-card p{
  font-size:14.5px;color:var(--muted);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:#8C7C84;
  border-top:1px solid var(--line);padding-top:12px;margin-top:auto;
  font-variant-numeric:tabular-nums;
}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:#CBBBC3;display:block}
.list-empty{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:40px 24px;text-align:center;color:var(--muted);
}
.list-empty p{margin:0 0 6px;font-size:15px}
.list-more{display:flex;justify-content:center;margin-top:32px}
/* 精选条目 */
.pick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pick-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.pick-card:hover{box-shadow:var(--shadow-2);border-color:#DCC9BE}
.pick-thumb{aspect-ratio:4/3;overflow:hidden;background:#F2E6DE}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.pick-card:hover .pick-thumb img{transform:scale(1.03)}
.pick-body{padding:18px 20px 20px}
.pick-body h3{font-size:17px;margin-bottom:8px}
.pick-body p{font-size:14px;color:var(--muted);margin:0}
.pick-cap{
  display:inline-block;font-size:11.5px;color:var(--green);
  border:1px solid rgba(46,125,107,.32);border-radius:var(--radius-pill);
  padding:2px 10px;margin-bottom:10px;font-weight:600;
}
/* 标签云 */
.cloud{display:flex;flex-wrap:wrap;gap:10px}
.cloud a{
  display:inline-flex;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:8px 16px;font-size:13.5px;color:#53424A;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.cloud a:hover{background:var(--plum);border-color:var(--plum);color:#fff;transform:translateY(-1px)}
.cloud a:active{transform:translateY(1px)}
/* 相关指南 */
.guide-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.guide-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 20px;box-shadow:var(--shadow-1);
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.guide-item:hover{border-color:var(--plum);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.guide-idx{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  background:var(--apricot);color:#7A4A38;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.guide-item h3{font-size:16px;margin:0 0 6px}
.guide-item h3 a{color:var(--ink)}
.guide-item h3 a:hover{color:var(--plum)}
.guide-item p{font-size:13.5px;color:var(--muted);margin:0}
/* 安全提示条 */
.safety-strip{
  background:#F0F7F4;border:1px solid rgba(46,125,107,.24);
  border-left:5px solid var(--green);
  border-radius:var(--radius-card);
  padding:20px 24px;
}
.safety-strip h3{font-size:16.5px;color:#1F5B4E;margin-bottom:8px}
.safety-strip p{font-size:14.5px;color:#3C5F57;margin:0}
.safety-strip b{color:#1F5B4E}
/* FAQ */
.faq{border-top:1px solid var(--line)}
.faq details{
  border-bottom:1px solid var(--line);
  padding:4px 0;
}
.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 4px;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--plum)}
.faq summary .ico{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;
  color:var(--plum);font-size:15px;line-height:1;
  transition:transform .22s ease,background .22s ease,color .22s ease;
}
.faq details[open] summary{color:var(--plum)}
.faq details[open] summary .ico{transform:rotate(45deg);background:var(--plum);color:#fff;border-color:var(--plum)}
.faq .faq-body{padding:0 4px 20px;font-size:14.8px;color:var(--muted);max-width:820px}
/* 转化区 */
.cta-band{
  background:var(--night);color:#EDE3DC;
  border-radius:20px;padding:44px 40px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:12px}
.cta-band p{color:#C9B9C0;font-size:15px;margin-bottom:0}
.sub-form{display:flex;flex-direction:column;gap:12px}
.sub-form label{font-size:13px;color:#B9A8B0;font-weight:600;letter-spacing:.4px}
.sub-row{display:flex;gap:10px;flex-wrap:wrap}
.sub-row input{
  flex:1 1 220px;min-width:0;
  background:#2A1D25;border:1px solid #43313B;border-radius:var(--radius-input);
  padding:12px 16px;font-size:14.5px;color:#F3E8EA;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-row input::placeholder{color:#8E7A85}
.sub-row input:focus{outline:0;border-color:var(--coral);box-shadow:0 0 0 3px rgba(232,106,76,.18)}
.sub-row button{white-space:nowrap}
.sub-tip{font-size:12.5px;color:#9C8B94;margin:0}
.sub-msg{font-size:13px;color:#7FD3BC;margin:0;min-height:20px}
/* 页脚 */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand-name{font-size:17px;margin-bottom:10px;display:block}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.9;margin:0}
.footer-col h4{font-size:14px;color:var(--plum);margin-bottom:14px;letter-spacing:.3px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:var(--muted)}
.footer-col a:hover{color:var(--plum)}
.footer-col p{font-size:13.5px;color:var(--muted);margin:0 0 10px}
.footer-bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.footer-bottom-left{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.adult-chip{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:30px;height:20px;padding:0 7px;border-radius:var(--radius-pill);
  background:var(--night);color:#fff;font-size:11.5px;font-weight:700;letter-spacing:.5px;
}
.footer-warn{color:var(--muted)}
.footer-warn b{color:var(--coral)}
/* 响应式 */
@media (max-width:1024px){
  .cat-head-grid{grid-template-columns:1fr;gap:24px}
  .stat-card{max-width:420px}
  .pick-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:34px 28px}
}
@media (max-width:900px){
  .nav-main{
    position:fixed;inset:72px 0 auto 0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:#FFFDFB;border-bottom:1px solid var(--line);
    padding:16px var(--gutter) 24px;
    box-shadow:0 18px 32px rgba(94,43,69,.12);
    max-height:calc(100vh - 72px);overflow:auto;
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  .nav-main.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-link{padding:12px 14px;font-size:15.5px}
  .nav-cta{margin:8px 0 0;justify-content:center}
  .nav-toggle{display:flex}
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .post-grid{grid-template-columns:1fr}
  .guide-list{grid-template-columns:1fr}
}
@media (max-width:600px){
  :root{--gutter:18px}
  .brand-sub{display:none}
  .brand-name{font-size:16.5px}
  .cat-head{padding:24px 0 34px}
  .cat-head h1{font-size:25px}
  .pick-grid{grid-template-columns:1fr}
  .sec-title{font-size:22px}
  .filter-bar{padding:12px 14px;gap:10px}
  .filter-field{width:100%;justify-content:space-between}
  .filter-field select{flex:1 1 auto}
  .sort-group{width:100%;margin-left:0}
  .sort-btn{flex:1 1 auto;text-align:center}
  .btn{width:100%}
  .post-card{padding:18px 16px 16px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .cta-band{padding:28px 20px;border-radius:16px}
  .sub-row input{flex:1 1 100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}