/* roulang page: index */
:root{
  --c-primary:#E8467C;
  --c-primary-deep:#C22F62;
  --c-primary-soft:#FDE7EE;
  --c-ink:#2B1A26;
  --c-accent:#FF9A5A;
  --c-safe:#2FA37A;
  --c-bg:#FDF8F6;
  --c-bg-alt:#F7EDEA;
  --c-surface:#FFFFFF;
  --c-text:#241A22;
  --c-text-2:#5E4A57;
  --c-text-3:#927F8B;
  --c-line:#EADFD9;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(43,26,38,.06);
  --sh-2:0 10px 26px -14px rgba(43,26,38,.22);
  --sh-3:0 24px 48px -26px rgba(194,47,98,.30);
  --w-container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
:focus-visible{outline:3px solid rgba(232,70,124,.35);outline-offset:2px}
.container{max-width:var(--w-container);margin:0 auto;padding:0 24px}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(253,248,246,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:height .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 24px -20px rgba(43,26,38,.55);
}
.header-inner{
  max-width:var(--w-container);margin:0 auto;padding:0 24px;
  height:76px;display:flex;align-items:center;gap:22px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;
  box-shadow:var(--sh-3);flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-name{font-size:16px;font-weight:700;letter-spacing:0}
.logo-sub{font-size:11px;color:var(--c-text-3);font-weight:400;letter-spacing:.5px}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:26px}
.main-nav a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--c-text-2);font-weight:500;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary-deep)}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--c-ink);font-weight:600}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:600;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--c-primary);color:#fff;padding:14px 28px;font-size:15px;box-shadow:var(--sh-1);
}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.18)}
.btn-ghost{
  border:1.5px solid var(--c-ink);color:var(--c-ink);padding:11px 20px;font-size:14px;background:transparent;
}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary-deep);
  font-weight:600;font-size:15px;padding:4px 0;
}
.btn-text .arrow{transition:transform .22s ease}
.btn-text:hover .arrow{transform:translateX(3px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;align-items:center;justify-content:center;
}
.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}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:#fff;display:none;
  flex-direction:column;padding:22px 20px 30px;overflow-y:auto;
}
.mobile-drawer.open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-bg-alt);
  font-size:20px;line-height:1;color:var(--c-ink);display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:26px}
.drawer-nav a{
  padding:15px 4px;font-size:17px;font-weight:600;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.drawer-nav a.is-active{color:var(--c-primary-deep)}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:auto}
.drawer-actions .btn{width:100%}

/* 移动底部固定条 */
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  gap:10px;align-items:center;box-shadow:0 -8px 24px -22px rgba(43,26,38,.7);
}
.mobile-cta-bar .btn-primary{flex:1;padding:13px 18px;font-size:15px}
.mobile-cta-bar .btn-ghost{padding:12px 16px;font-size:14px}

/* 通用板块 */
.section{padding:88px 0;border-bottom:1px solid var(--c-line)}
.section--alt{background:var(--c-bg-alt)}
.section--dark{background:var(--c-ink);color:#fff;border-bottom-color:rgba(255,255,255,.08)}
.section--tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.6px;color:var(--c-primary-deep);
  text-transform:none;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--c-primary)}
.section-head h2{font-size:32px;line-height:1.25;font-weight:700;letter-spacing:0}
.section-head p{margin-top:14px;color:var(--c-text-2);font-size:16px}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head p{color:rgba(255,255,255,.72)}
.section--dark .eyebrow{color:var(--c-accent)}
.section--dark .eyebrow::before{background:var(--c-accent)}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(112deg,#FDF8F6 0%,#F7EDEA 55%,#FDE7EE 100%);border-bottom:1px solid var(--c-line)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/4e5256870a58e088.webp') center/cover no-repeat;
  opacity:.13;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;width:520px;height:520px;right:-160px;top:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,154,90,.34),rgba(232,70,124,.10) 55%,transparent 72%);
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:1;display:grid;grid-template-columns:1.5fr .85fr;gap:44px;align-items:center;
  padding:54px 0 60px;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-pill);padding:6px 14px;font-size:13px;font-weight:600;color:var(--c-primary-deep);
  box-shadow:var(--sh-1);margin-bottom:18px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--c-safe)}
.hero h1{font-size:44px;line-height:1.22;font-weight:700;color:var(--c-ink);letter-spacing:0}
.hero h1 em{font-style:normal;color:var(--c-primary-deep)}
.hero-sub{margin-top:14px;font-size:18px;font-weight:600;color:var(--c-text-2)}
.hero-desc{margin-top:16px;max-width:640px;color:var(--c-text-2);font-size:15.5px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-status{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:22px;
  font-size:13px;color:var(--c-text-3);
}
.hero-status span{display:inline-flex;align-items:center;gap:6px}
.hero-status b{color:var(--c-ink);font-weight:600}
.hero-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-2);
}
.hero-card h2{font-size:15px;font-weight:600;color:var(--c-text-3);letter-spacing:.4px}
.hero-card .stat-num{
  font-size:40px;font-weight:700;color:var(--c-ink);line-height:1.15;margin-top:6px;
}
.hero-card .stat-num small{font-size:16px;color:var(--c-primary-deep);font-weight:600;margin-left:4px}
.hero-card .stat-note{font-size:13px;color:var(--c-text-3);margin-top:2px}
.progress{margin-top:18px;height:8px;border-radius:var(--r-pill);background:var(--c-primary-soft);overflow:hidden}
.progress i{display:block;height:100%;width:78%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),var(--c-accent))}
.platform-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;padding-top:18px;border-top:1px dashed var(--c-line)}
.platform-pill{
  display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:var(--r-pill);
  background:var(--c-ink);color:#fff;font-size:13px;font-weight:600;
}
.platform-pill.alt{background:var(--c-bg-alt);color:var(--c-ink);border:1px solid var(--c-line)}

/* 功能矩阵 */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.feature-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:700;font-size:16px;margin-bottom:16px;
}
.feature-card h3{font-size:19px;font-weight:600;color:var(--c-ink);line-height:1.35}
.feature-card p{margin-top:8px;font-size:14.5px;color:var(--c-text-2)}
.feature-card--large{
  grid-column:span 2;grid-row:span 2;padding:0;overflow:hidden;
  justify-content:flex-end;
}
.feature-card--large .feature-media{position:relative;overflow:hidden;flex:1;min-height:220px}
.feature-card--large .feature-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.feature-card--large .feature-body{padding:24px 26px 26px;background:#fff}
.feature-card--large h3{font-size:23px}
.feature-card--large p{max-width:460px}

/* 数据条 */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-item{border-left:1px solid rgba(255,255,255,.14);padding-left:22px}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-value{font-size:38px;font-weight:700;line-height:1.1;color:#fff}
.stat-value small{font-size:15px;font-weight:600;color:var(--c-accent);margin-left:6px}
.stat-label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.72)}
.stat-foot{margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.55)}

/* 流程 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.flow-step{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.flow-step:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.flow-step--first{background:var(--c-primary-soft);border-color:rgba(232,70,124,.4)}
.flow-num{
  width:34px;height:34px;border-radius:50%;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:15px;margin-bottom:14px;
}
.flow-step h3{font-size:18px;font-weight:600;color:var(--c-ink)}
.flow-step p{margin-top:8px;font-size:14px;color:var(--c-text-2)}
.flow-step .btn-text{margin-top:14px;font-size:14px}

/* 版本信息 */
.version-layout{display:grid;grid-template-columns:3fr 2fr;gap:24px;align-items:start}
.version-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh-1)}
.version-list{display:grid;grid-template-columns:1fr 1fr;gap:0 32px;margin-top:20px}
.version-list div{padding:16px 0;border-top:1px solid var(--c-line)}
.version-list dt{font-size:13px;color:var(--c-text-3)}
.version-list dd{margin:4px 0 0;font-size:17px;font-weight:600;color:var(--c-ink)}
.platform-box{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-1)}
.platform-box h3{font-size:18px;font-weight:600;color:var(--c-ink);margin-bottom:6px}
.platform-box p{font-size:14px;color:var(--c-text-2)}
.platform-btn{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:var(--c-ink);color:#fff;border-radius:var(--r-pill);
  padding:14px 22px;margin-top:14px;font-weight:600;font-size:15px;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.platform-btn:hover{background:#3c2533;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.platform-btn .os{font-size:12px;font-weight:500;color:rgba(255,255,255,.66)}
.tip-line{margin-top:16px;font-size:13px;color:var(--c-text-3);display:flex;gap:8px;align-items:flex-start}
.tip-line::before{content:"·";color:var(--c-primary);font-weight:700}

/* 场景墙 */
.scene-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--c-ink);box-shadow:var(--sh-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.scene-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px)}
.scene-card img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.scene-card:hover img{transform:scale(1.03)}
.scene-card--tall{grid-row:span 2}
.scene-card--tall img{height:100%;min-height:320px}
.scene-card img{height:220px}
.scene-cap{
  position:absolute;left:0;right:0;bottom:0;padding:18px;
  background:linear-gradient(180deg,rgba(43,26,38,0),rgba(43,26,38,.86));
  color:#fff;transition:transform .25s ease;
}
.scene-card:hover .scene-cap{transform:translateY(-4px)}
.scene-cap strong{display:block;font-size:16px;font-weight:600}
.scene-cap span{display:block;font-size:12.5px;color:rgba(255,255,255,.76);margin-top:2px}

/* 资讯布局 */
.news-layout{display:grid;grid-template-columns:2fr .9fr;gap:32px;align-items:start}
.lead-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease}
.lead-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);border-color:var(--c-primary-soft)}
.lead-link{display:block;color:inherit}
.lead-media img{width:100%;height:280px;object-fit:cover;border-radius:0}
.lead-content{padding:24px 26px 26px}
.badge{
  display:inline-block;background:var(--c-primary-soft);color:var(--c-primary-deep);
  border-radius:var(--r-pill);padding:4px 12px;font-size:12.5px;font-weight:600;
}
.badge--accent{background:rgba(255,154,90,.18);color:#B4511F}
.badge--safe{background:rgba(47,163,122,.14);color:#1E7A5A}
.lead-content h3{font-size:23px;line-height:1.4;font-weight:600;color:var(--c-ink);margin-top:12px}
.lead-content p{margin-top:10px;font-size:14.5px;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lead-content .meta{display:inline-block;margin-top:14px;font-size:13px;color:var(--c-text-3)}
.news-list{margin-top:20px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden}
.news-list li+li{border-top:1px solid var(--c-line)}
.news-list a{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:18px 24px;color:var(--c-ink);transition:background .2s ease}
.news-list a:hover{background:rgba(253,231,238,.5);color:var(--c-primary-deep)}
.news-list-title{font-size:15.5px;font-weight:500;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-list-meta{font-size:12.5px;color:var(--c-text-3);white-space:nowrap}
.news-side{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1)}
.news-side h3{font-size:18px;font-weight:600;color:var(--c-ink);padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.rank-list{margin-top:6px}
.rank-list li+li{border-top:1px dashed var(--c-line)}
.rank-list a{display:flex;gap:12px;padding:14px 0;color:var(--c-ink);align-items:flex-start}
.rank-list a:hover{color:var(--c-primary-deep)}
.rank-num{
  flex-shrink:0;width:22px;height:22px;border-radius:var(--r-sm);background:var(--c-bg-alt);color:var(--c-text-2);
  display:grid;place-items:center;font-size:12px;font-weight:700;margin-top:3px;
}
.rank-list li:nth-child(1) .rank-num{background:var(--c-primary);color:#fff}
.rank-list li:nth-child(2) .rank-num{background:rgba(255,154,90,.28);color:#B4511F}
.rank-title{font-size:14.5px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-note{margin-top:20px;padding:16px;border-radius:var(--r-md);background:var(--c-bg-alt);font-size:13px;color:var(--c-text-2)}
.empty-state{padding:56px 24px;text-align:center;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-lg);color:var(--c-text-3)}

/* 专题条 */
.topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.topic-card{
  display:flex;gap:18px;align-items:center;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:18px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;color:inherit;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft);color:inherit}
.topic-card img{width:88px;height:88px;object-fit:cover;border-radius:var(--r-md);flex-shrink:0}
.topic-body h3{font-size:18px;font-weight:600;color:var(--c-ink)}
.topic-body p{margin-top:6px;font-size:14px;color:var(--c-text-2)}
.topic-arrow{margin-left:auto;color:var(--c-primary-deep);font-weight:700;flex-shrink:0;transition:transform .22s ease}
.topic-card:hover .topic-arrow{transform:translateX(4px)}

/* 分类入口 */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.channel-card{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);color:inherit;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.channel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft);color:inherit}
.channel-card .ch-tag{font-size:12.5px;font-weight:600;color:var(--c-primary-deep);background:var(--c-primary-soft);border-radius:var(--r-pill);padding:4px 12px;display:inline-block}
.channel-card h3{font-size:20px;font-weight:600;color:var(--c-ink);margin-top:14px}
.channel-card p{margin-top:8px;font-size:14px;color:var(--c-text-2)}
.channel-card .ch-link{margin-top:16px;font-size:14px;font-weight:600;color:var(--c-primary-deep)}
.channel-note{margin-top:22px;font-size:14px;color:var(--c-text-3)}

/* 最新发布网格 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.post-card a{display:block;color:inherit}
.post-card img{width:100%;height:170px;object-fit:cover;border-radius:0}
.post-body{padding:20px}
.post-body h3{font-size:17px;font-weight:600;line-height:1.45;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-body p{margin-top:8px;font-size:14px;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:14px;font-size:12.5px;color:var(--c-text-3)}

/* 评价 */
.voice-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.voice-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:24px;
  box-shadow:var(--sh-1);position:relative;
}
.voice-card:nth-child(3),.voice-card:nth-child(4){transform:translateX(24px)}
.voice-card::before{
  content:"“";position:absolute;right:20px;top:6px;font-size:52px;line-height:1;
  color:var(--c-primary-soft);font-weight:700;
}
.voice-stars{color:var(--c-accent);font-size:14px;letter-spacing:2px}
.voice-card p{margin-top:12px;font-size:15px;color:var(--c-text-2);position:relative;z-index:1}
.voice-user{display:flex;align-items:center;gap:10px;margin-top:18px}
.voice-avatar{
  width:38px;height:38px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary-deep);
  display:grid;place-items:center;font-weight:700;font-size:14px;
}
.voice-name{font-size:14px;font-weight:600;color:var(--c-ink)}
.voice-city{font-size:12.5px;color:var(--c-text-3)}

/* 合作伙伴 */
.partner-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.partner-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:16px;text-align:center;transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.partner-card img{height:64px;width:100%;object-fit:cover;border-radius:var(--r-sm);filter:grayscale(1);opacity:.72;transition:filter .25s ease,opacity .25s ease}
.partner-card:hover{border-color:var(--c-primary-soft);box-shadow:var(--sh-2);transform:translateY(-3px)}
.partner-card:hover img{filter:grayscale(0);opacity:1}
.partner-card span{display:block;margin-top:10px;font-size:12.5px;color:var(--c-text-2)}
.partner-foot{margin-top:24px;font-size:13px;color:var(--c-text-3)}

/* FAQ */
.faq-list{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:8px 28px;box-shadow:var(--sh-1)}
.faq-item{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,6fr);gap:0 32px;border-bottom:1px solid var(--c-line);position:relative}
.faq-item:last-child{border-bottom:0}
.faq-q{
  position:relative;text-align:left;padding:22px 0 22px 18px;font-size:17px;font-weight:600;color:var(--c-ink);
  display:flex;align-items:center;justify-content:space-between;gap:12px;line-height:1.5;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:2px;background:transparent;
  transition:background .2s ease;
}
.faq-item.open .faq-q::before{background:var(--c-primary)}
.faq-item.open .faq-q{color:var(--c-primary-deep)}
.faq-arrow{flex-shrink:0;color:var(--c-text-3);transition:transform .25s ease;font-size:13px}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--c-primary-deep)}
.faq-a{
  max-height:0;overflow:hidden;opacity:0;font-size:15px;color:var(--c-text-2);
  transition:max-height .3s ease,opacity .25s ease,padding .3s ease;
}
.faq-item.open .faq-a{max-height:340px;opacity:1;padding:20px 0}

/* 保障条 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.guard-item{display:flex;gap:14px;align-items:flex-start}
.guard-icon{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);
  display:grid;place-items:center;color:var(--c-accent);font-size:16px;font-weight:700;flex-shrink:0;
  background:rgba(255,255,255,.06);
}
.guard-item h3{font-size:16px;font-weight:600;color:#fff}
.guard-item p{margin-top:4px;font-size:13px;color:rgba(255,255,255,.66);line-height:1.65}

/* CTA */
.cta-section{background:linear-gradient(120deg,#FDE7EE 0%,#FDF8F6 62%,#FBE9DE 100%);border-bottom:0}
.cta-box{max-width:760px;margin:0 auto;text-align:center}
.cta-box h2{font-size:34px;line-height:1.3;font-weight:700;color:var(--c-ink)}
.cta-box p{margin-top:14px;color:var(--c-text-2);font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:28px}
.cta-meta{margin-top:20px;font-size:13px;color:var(--c-text-3);display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:center}

/* 页脚 */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.74);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-name{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.55)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.64);max-width:320px}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-col ul li+li{margin-top:10px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.footer-badge{
  display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-pill);padding:7px 14px;font-size:12.5px;color:#fff;
}
.footer-tags{
  display:flex;flex-wrap:wrap;gap:10px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-tags a{
  font-size:12.5px;color:rgba(255,255,255,.66);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-pill);padding:5px 12px;
}
.footer-tags a:hover{color:#fff;border-color:rgba(255,255,255,.4)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:22px 0 28px;font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer-bottom .policy{display:flex;flex-wrap:wrap;gap:16px}
.footer-bottom .policy a{color:rgba(255,255,255,.5)}
.footer-bottom .policy a:hover{color:#fff}

/* 响应式 */
@media (max-width:1280px){
  .container{padding:0 22px}
  .main-nav ul{gap:20px}
}
@media (max-width:1024px){
  .section{padding:68px 0}
  .hero-inner{grid-template-columns:1fr;gap:30px;padding:44px 0 50px}
  .hero h1{font-size:36px}
  .hero-card{max-width:520px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .feature-card--large{grid-column:span 2;grid-row:auto}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:26px}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .flow{grid-template-columns:repeat(2,1fr)}
  .version-layout{grid-template-columns:1fr}
  .scene-wall{grid-template-columns:repeat(2,1fr)}
  .scene-card--tall{grid-row:auto}
  .scene-card--tall img{height:220px}
  .news-layout{grid-template-columns:1fr}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:1fr}
  .partner-grid{grid-template-columns:repeat(3,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .main-nav{display:none}
  .header-actions{display:none}
  .nav-toggle{display:flex;margin-left:auto}
}
@media (max-width:768px){
  body{padding-bottom:74px}
  .header-inner{height:64px}
  .section{padding:52px 0}
  .section-head h2{font-size:24px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{width:100%}
  .hero-card{padding:22px}
  .hero-card .stat-num{font-size:34px}
  .feature-grid{grid-template-columns:1fr}
  .feature-card--large{grid-column:span 1}
  .feature-card--large .feature-media{min-height:180px}
  .stat-strip{grid-template-columns:1fr;gap:20px}
  .stat-item{border-left:0;padding-left:0;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
  .stat-item:last-child{border-bottom:0;padding-bottom:0}
  .flow{grid-template-columns:1fr}
  .version-list{grid-template-columns:1fr}
  .scene-wall{grid-template-columns:1fr}
  .scene-card img{height:200px}
  .topic-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .voice-card:nth-child(3),.voice-card:nth-child(4){transform:none}
  .partner-grid{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:1fr}
  .faq-list{padding:6px 18px}
  .faq-item{grid-template-columns:1fr;gap:0}
  .faq-q{padding:20px 0 20px 16px;font-size:16px}
  .faq-a{font-size:14.5px}
  .faq-item.open .faq-a{max-height:520px;padding:0 0 18px 16px}
  .cta-box h2{font-size:25px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .mobile-cta-bar{display:flex}
  .news-list a{flex-direction:column;align-items:flex-start;gap:6px}
  .lead-media img{height:200px}
}
@media (max-width:480px){
  .container{padding:0 18px}
  .hero h1{font-size:26px}
  .section-head h2{font-size:22px}
  .lead-content h3{font-size:19px}
  .topic-card{flex-direction:column;align-items:flex-start}
  .topic-card img{width:100%;height:140px}
  .topic-arrow{display:none}
}

/* roulang page: category1 */
:root{
  --c-primary:#E8467C;
  --c-primary-deep:#C22F62;
  --c-primary-soft:#FDE7EE;
  --c-ink:#2B1A26;
  --c-accent:#FF9A5A;
  --c-safe:#2FA37A;
  --c-bg:#FDF8F6;
  --c-bg-alt:#F7EDEA;
  --c-surface:#FFFFFF;
  --c-text:#241A22;
  --c-text-2:#5E4A57;
  --c-text-3:#927F8B;
  --c-line:#EADFD9;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(43,26,38,.06);
  --sh-2:0 10px 26px -14px rgba(43,26,38,.22);
  --sh-3:0 24px 48px -26px rgba(194,47,98,.30);
  --w-container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:0}
p{margin:0}
.container{max-width:var(--w-container);margin:0 auto;padding:0 24px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(253,248,246,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:height .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 24px -20px rgba(43,26,38,.55);
}
.header-inner{
  max-width:var(--w-container);margin:0 auto;padding:0 24px;
  height:76px;display:flex;align-items:center;gap:22px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;
  box-shadow:var(--sh-3);flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-name{font-size:16px;font-weight:700;letter-spacing:0}
.logo-sub{font-size:11px;color:var(--c-text-3);font-weight:400;letter-spacing:.5px}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:26px}
.main-nav a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--c-text-2);font-weight:500;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary-deep)}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--c-ink);font-weight:600}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:600;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:3px solid rgba(232,70,124,.35);outline-offset:2px}
.btn-primary{background:var(--c-primary);color:#fff;padding:14px 28px;font-size:15px;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.18)}
.btn-ghost{border:1.5px solid var(--c-ink);color:var(--c-ink);padding:11px 20px;font-size:14px;background:transparent}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary-deep);font-weight:600;font-size:15px;padding:4px 0}
.btn-text .arrow{transition:transform .22s ease}
.btn-text:hover .arrow{transform:translateX(3px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;align-items:center;justify-content:center;
}
.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}
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:#fff;display:none;
  flex-direction:column;padding:22px 20px 30px;overflow-y:auto;
}
.mobile-drawer.open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-bg-alt);
  font-size:20px;line-height:1;color:var(--c-ink);display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:26px}
.drawer-nav a{padding:15px 4px;font-size:17px;font-weight:600;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-nav a.is-active{color:var(--c-primary-deep)}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:auto}
.drawer-actions .btn{width:100%}
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  gap:10px;align-items:center;box-shadow:0 -8px 24px -22px rgba(43,26,38,.7);
}
.mobile-cta-bar .btn-primary{flex:1;padding:13px 18px;font-size:15px}
.mobile-cta-bar .btn-ghost{padding:12px 16px;font-size:14px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;border-bottom:1px solid var(--c-line)}
.section--alt{background:var(--c-bg-alt)}
.section--dark{background:var(--c-ink);color:#fff;border-bottom-color:rgba(255,255,255,.08)}
.section--tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.6px;color:var(--c-primary-deep);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--c-accent)}
.section-head h2{font-size:32px;font-weight:700}
.section-head p{margin-top:14px;color:var(--c-text-2);font-size:15.5px;line-height:1.8}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head p{color:rgba(255,255,255,.7)}

/* ---------- 分类页头 ---------- */
.cat-head{background:var(--c-bg-alt);border-bottom:1px solid var(--c-line);padding:34px 0 32px}
.cat-head-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);margin-bottom:14px}
.breadcrumb a{color:var(--c-text-2)}
.breadcrumb a:hover{color:var(--c-primary-deep)}
.breadcrumb span[aria-current]{color:var(--c-primary-deep);font-weight:600}
.cat-head h1{font-size:38px;font-weight:700}
.cat-sub{margin-top:12px;font-size:15.5px;color:var(--c-text-2);max-width:640px}
.cat-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px;flex-shrink:0}
.cat-note{font-size:13px;color:var(--c-text-3)}

/* ---------- 版本卡 ---------- */
.version-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.version-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 26px 24px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.version-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.version-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.version-name{font-size:20px;font-weight:600}
.version-plat{
  font-size:12px;font-weight:600;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-deep);
}
.version-plat.is-safe{background:rgba(47,163,122,.12);color:var(--c-safe)}
.version-plat.is-beta{background:rgba(255,154,90,.18);color:#A8562A}
.version-specs{
  display:grid;grid-template-columns:1fr 1fr;gap:0 20px;
  margin:20px 0 22px;padding:0;border-top:1px solid var(--c-line);
}
.version-specs > div{padding:11px 0;border-bottom:1px solid var(--c-line)}
.version-specs dt{font-size:12.5px;color:var(--c-text-3);line-height:1.5}
.version-specs dd{margin:2px 0 0;font-size:15px;font-weight:600;color:var(--c-text)}
.version-card .btn{margin-top:auto;align-self:flex-start}

/* ---------- 四步指引 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:24px 22px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.step-num{
  width:36px;height:36px;border-radius:var(--r-sm);
  background:var(--c-primary);color:#fff;font-weight:700;font-size:15px;
  display:grid;place-items:center;margin-bottom:16px;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px}
.step p{font-size:14px;color:var(--c-text-2);line-height:1.7}
.steps-foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:30px}
.steps-foot p{font-size:14px;color:var(--c-text-3)}

/* ---------- 兼容性 ---------- */
.compat-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start}
.compat-text h2{font-size:32px;font-weight:700}
.compat-text > p{margin-top:16px;color:var(--c-text-2);font-size:15.5px}
.compat-points{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.compat-points li{display:flex;gap:12px;font-size:15px;color:var(--c-text-2);line-height:1.7}
.compat-points li::before{
  content:"";flex-shrink:0;width:8px;height:8px;border-radius:3px;background:var(--c-accent);margin-top:11px;
}
.spec-panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:8px 24px 20px;box-shadow:var(--sh-1);
}
.spec-panel img{width:100%;height:150px;object-fit:cover;border-radius:var(--r-md);margin:16px 0 4px}
.spec-list{margin:0;padding:0}
.spec-list > div{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--c-line)}
.spec-list > div:last-child{border-bottom:0}
.spec-list dt{font-size:14px;color:var(--c-text-3);flex-shrink:0}
.spec-list dd{margin:0;font-size:14.5px;font-weight:600;color:var(--c-text);text-align:right}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item[open]{border-color:var(--c-primary-soft);box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;font-size:16.5px;font-weight:600;color:var(--c-text);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  border-left:3px solid transparent;transition:border-color .22s ease,color .22s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary-deep)}
.faq-item[open] summary{border-left-color:var(--c-primary);color:var(--c-primary-deep)}
.faq-item summary:focus-visible{outline:3px solid rgba(232,70,124,.35);outline-offset:-3px}
.faq-icon{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--c-primary-soft);
  color:var(--c-primary-deep);display:grid;place-items:center;font-size:13px;font-weight:700;
  transition:transform .25s ease;
}
.faq-item[open] .faq-icon{transform:rotate(180deg)}
.faq-body{padding:0 24px 22px;font-size:15px;color:var(--c-text-2);line-height:1.85;border-left:3px solid var(--c-primary-soft)}

/* ---------- 文章列表 ---------- */
.post-list{display:flex;flex-direction:column;border-top:1px solid var(--c-line);max-width:960px}
.post-list > li{border-bottom:1px solid var(--c-line)}
.post-row{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:20px 8px;transition:background .2s ease,padding-left .2s ease;
}
.post-row:hover{background:rgba(232,70,124,.06);padding-left:16px}
.post-cat{
  display:inline-block;font-size:12px;font-weight:600;color:var(--c-primary-deep);
  background:var(--c-primary-soft);border-radius:var(--r-pill);padding:3px 12px;margin-bottom:8px;
}
.post-row h3{font-size:17px;font-weight:600;color:var(--c-text);line-height:1.5}
.post-row p{
  margin-top:6px;font-size:14px;color:var(--c-text-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-text-3);white-space:nowrap;flex-shrink:0}
.post-meta .arrow{color:var(--c-primary-deep);font-size:16px;transition:transform .2s ease}
.post-row:hover .post-meta .arrow{transform:translateX(4px)}
.empty-state{
  border:1px dashed var(--c-line);border-radius:var(--r-md);padding:34px 24px;
  text-align:center;color:var(--c-text-3);font-size:15px;background:var(--c-surface);
}
.list-more{margin-top:32px}

/* ---------- 收口 CTA ---------- */
.cta-band{background:var(--c-ink);color:#fff;padding:76px 0;text-align:center;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;top:-140px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,70,124,.34),rgba(232,70,124,0) 68%);
}
.cta-band .container{position:relative}
.cta-band h2{font-size:34px;font-weight:700;color:#fff}
.cta-band p{margin-top:16px;font-size:16px;color:rgba(255,255,255,.72);max-width:640px;margin-left:auto;margin-right:auto}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:30px}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.cta-band .btn-ghost:hover{background:#fff;color:var(--c-ink);border-color:#fff}
.cta-meta{margin-top:26px;font-size:13.5px;color:rgba(255,255,255,.55)}
.cta-meta span{display:inline-block;margin:0 10px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#fff;padding:64px 0 28px}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.site-footer .logo-name{color:#fff}
.site-footer .logo-sub{color:rgba(255,255,255,.55)}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14px;margin-top:16px;max-width:340px;line-height:1.8}
.footer-badges{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
.footer-badge{
  font-size:12px;padding:5px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.8);
}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.66);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;padding:26px 0}
.footer-tags a{
  font-size:13px;color:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-pill);padding:6px 14px;
}
.footer-tags a:hover{color:#fff;border-color:rgba(255,255,255,.4)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
}
.footer-bottom .policy{display:flex;gap:18px}
.footer-bottom .policy a{color:rgba(255,255,255,.5)}
.footer-bottom .policy a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .container{padding:0 22px}
}
@media (max-width:1024px){
  .header-inner{gap:14px}
  .main-nav ul{gap:18px}
  .main-nav a{font-size:14px}
  .header-actions .btn-ghost{display:none}
  .version-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .compat-grid{grid-template-columns:1fr;gap:32px}
  .cat-head h1{font-size:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-primary{display:none}
  .header-inner{height:64px}
  .section{padding:56px 0}
  .section-head h2{font-size:26px}
  .cat-head{padding:26px 0 24px}
  .cat-head h1{font-size:27px}
  .cat-head-inner{align-items:flex-start;gap:18px}
  .cat-actions .btn{width:100%}
  .steps{grid-template-columns:1fr}
  .version-specs{grid-template-columns:1fr}
  .compat-text h2{font-size:26px}
  .cta-band h2{font-size:26px}
  .post-row{flex-direction:column;align-items:flex-start;gap:10px}
  .post-meta{width:100%;justify-content:space-between}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .mobile-cta-bar{display:flex}
  body{padding-bottom:66px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .cat-head h1{font-size:24px}
  .section{padding:46px 0}
  .version-card{padding:20px}
  .faq-item summary{font-size:15.5px;padding:16px 18px}
  .faq-body{padding:0 18px 18px}
  .cta-actions .btn{width:100%}
  .logo-sub{display:none}
}

/* roulang page: article */
:root{
  --c-primary:#E8467C;
  --c-primary-deep:#C22F62;
  --c-primary-soft:#FDE7EE;
  --c-ink:#2B1A26;
  --c-accent:#FF9A5A;
  --c-safe:#2FA37A;
  --c-bg:#FDF8F6;
  --c-bg-alt:#F7EDEA;
  --c-surface:#FFFFFF;
  --c-text:#241A22;
  --c-text-2:#5E4A57;
  --c-text-3:#927F8B;
  --c-line:#EADFD9;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(43,26,38,.06);
  --sh-2:0 10px 26px -14px rgba(43,26,38,.22);
  --sh-3:0 24px 48px -26px rgba(194,47,98,.30);
  --w-container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4,h5{margin:0;line-height:1.25;letter-spacing:0;font-weight:700}
p{margin:0}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
:focus-visible{outline:3px solid rgba(232,70,124,.35);outline-offset:2px;border-radius:4px}
.container{max-width:var(--w-container);margin:0 auto;padding:0 24px}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(253,248,246,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:height .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 24px -20px rgba(43,26,38,.55);
}
.header-inner{
  max-width:var(--w-container);margin:0 auto;padding:0 24px;
  height:76px;display:flex;align-items:center;gap:22px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;
  box-shadow:var(--sh-3);flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-name{font-size:16px;font-weight:700;letter-spacing:0}
.logo-sub{font-size:11px;color:var(--c-text-3);font-weight:400;letter-spacing:.5px}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0}
.main-nav a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--c-text-2);font-weight:500;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary-deep)}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--c-ink);font-weight:600}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:600;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--c-primary);color:#fff;padding:14px 28px;font-size:15px;box-shadow:var(--sh-1);
}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.18)}
.btn-ghost{
  border:1.5px solid var(--c-ink);color:var(--c-ink);padding:11px 20px;font-size:14px;background:transparent;
}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;align-items:center;justify-content:center;
}
.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}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:#fff;display:none;
  flex-direction:column;padding:22px 20px 30px;overflow-y:auto;
}
.mobile-drawer.open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-bg-alt);
  font-size:20px;line-height:1;color:var(--c-ink);display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:26px}
.drawer-nav a{
  padding:15px 4px;font-size:17px;font-weight:600;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.drawer-nav a:hover{color:var(--c-primary-deep)}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:auto}
.drawer-actions .btn{width:100%}

/* 移动底部固定条 */
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  gap:10px;align-items:center;box-shadow:0 -8px 24px -22px rgba(43,26,38,.7);
}
.mobile-cta-bar .btn-primary{flex:1;padding:13px 18px;font-size:15px}
.mobile-cta-bar .btn-ghost{padding:12px 16px;font-size:14px}

/* 文章页头 */
.article-hero{
  background:var(--c-bg-alt);
  border-bottom:1px solid var(--c-line);
  padding:30px 0 32px;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--c-text-3);margin-bottom:16px;
}
.breadcrumb a{color:var(--c-text-2)}
.breadcrumb a:hover{color:var(--c-primary-deep)}
.breadcrumb .sep{color:var(--c-text-3);opacity:.7}
.breadcrumb .current{color:var(--c-primary-deep);font-weight:600}
.badge{
  display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);
  padding:5px 14px;font-size:12.5px;font-weight:600;line-height:1.4;
}
.badge-cat{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.article-hero h1{
  font-size:clamp(26px,3.4vw,40px);
  font-weight:700;
  color:var(--c-ink);
  margin:14px 0 0;
  max-width:920px;
  line-height:1.3;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:18px;font-size:13.5px;color:var(--c-text-3);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px}
.article-meta .meta-item strong{color:var(--c-text-2);font-weight:600}
.article-meta time{color:var(--c-text-2);font-weight:600}

/* 正文布局 */
.article-wrap{padding:56px 0 72px}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:48px;
  align-items:start;
}
.article-body{min-width:0}
.article-content{
  font-size:16px;
  line-height:1.85;
  color:var(--c-text-2);
  max-width:800px;
}
.article-content > *:first-child{margin-top:0}
.article-content h2{
  font-size:26px;font-weight:700;color:var(--c-ink);
  line-height:1.35;margin:2em 0 0;padding-left:14px;
  border-left:4px solid var(--c-primary);
}
.article-content h3{
  font-size:20px;font-weight:600;color:var(--c-ink);
  margin:1.6em 0 0;line-height:1.45;
}
.article-content h4{
  font-size:17px;font-weight:600;color:var(--c-ink);
  margin:1.4em 0 0;
}
.article-content p{margin-top:1.1em;color:var(--c-text-2)}
.article-content ul,.article-content ol{margin-top:1.1em;padding-left:22px;color:var(--c-text-2)}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-top:.5em}
.article-content ul li::marker{color:var(--c-primary)}
.article-content ol li::marker{color:var(--c-primary);font-weight:700}
.article-content blockquote{
  margin:1.6em 0;padding:12px 0 12px 20px;
  border-left:3px solid var(--c-primary);
  background:linear-gradient(90deg,var(--c-primary-soft),rgba(253,231,238,0) 72%);
  color:var(--c-text-2);border-radius:0 var(--r-sm) var(--r-sm) 0;
}
.article-content blockquote p{margin-top:.4em}
.article-content img{border-radius:12px;margin:1.4em 0;box-shadow:var(--sh-1)}
.article-content figure{margin:1.6em 0}
.article-content figure img{margin:0}
.article-content figcaption{font-size:13px;color:var(--c-text-3);text-align:center;margin-top:8px}
.article-content table{
  width:100%;border-collapse:collapse;margin:1.6em 0;
  font-size:14.5px;background:var(--c-surface);border-radius:var(--r-md);overflow:hidden;
}
.article-content th{
  background:var(--c-bg-alt);text-align:left;font-weight:600;color:var(--c-ink);
}
.article-content th,.article-content td{border:1px solid var(--c-line);padding:10px 14px;color:var(--c-text-2)}
.article-content code{
  background:var(--c-bg-alt);border-radius:6px;padding:2px 6px;
  font-size:14px;color:var(--c-primary-deep);
}
.article-content pre{
  background:var(--c-bg-alt);border-radius:12px;padding:16px 18px;
  overflow-x:auto;margin:1.6em 0;border:1px solid var(--c-line);
}
.article-content pre code{background:none;padding:0;color:var(--c-text-2)}
.article-content a{color:var(--c-primary-deep);border-bottom:1px solid var(--c-primary-soft)}
.article-content a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary)}
.article-content hr{border:0;border-top:1px solid var(--c-line);margin:2.2em 0}

.article-empty{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:56px 28px;text-align:center;box-shadow:var(--sh-1);
}
.article-empty .empty-icon{
  width:56px;height:56px;border-radius:18px;margin:0 auto 18px;
  background:var(--c-primary-soft);display:grid;place-items:center;
  color:var(--c-primary-deep);font-size:24px;font-weight:700;
}
.article-empty p{color:var(--c-text-2);font-size:16px;margin-bottom:20px}

/* 文末标签 */
.tag-block{margin-top:40px;padding-top:28px;border-top:1px solid var(--c-line);max-width:800px}
.tag-block h2{font-size:15px;font-weight:700;color:var(--c-ink);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.tag-block h2::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--c-primary)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:13px;font-weight:500;line-height:1.5;
}
.tag:nth-child(even){background:rgba(255,154,90,.16);color:#B4521F}

/* 编辑说明卡 */
.author-card{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--c-bg-alt);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:22px 24px;margin-top:28px;max-width:800px;
}
.author-avatar{
  width:48px;height:48px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:16px;
  box-shadow:var(--sh-3);
}
.author-info h2{font-size:15px;font-weight:700;color:var(--c-ink);margin-bottom:6px}
.author-info p{font-size:14px;color:var(--c-text-2);line-height:1.75}

/* 侧栏 */
.article-side{position:sticky;top:96px;display:grid;gap:18px}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:20px 20px 22px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.side-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);border-color:var(--c-primary-soft)}
.side-title{
  font-size:15px;font-weight:700;color:var(--c-ink);
  margin-bottom:14px;display:flex;align-items:center;gap:8px;
}
.side-title::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--c-primary)}
.side-list{display:grid;gap:11px;font-size:14px;color:var(--c-text-2)}
.side-list li{
  display:flex;justify-content:space-between;gap:12px;
  padding-bottom:10px;border-bottom:1px dashed var(--c-line);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list .k{color:var(--c-text-3)}
.side-list .v{color:var(--c-ink);font-weight:600}
.side-note{font-size:13px;color:var(--c-text-3);line-height:1.7;margin-top:12px}
.side-card .btn{width:100%;margin-top:16px}
.side-tips{display:grid;gap:10px;font-size:13.5px;color:var(--c-text-2)}
.side-tips li{position:relative;padding-left:16px}
.side-tips li::before{
  content:"";position:absolute;left:0;top:.65em;
  width:6px;height:6px;border-radius:50%;background:var(--c-accent);
}

/* 页尾 CTA */
.article-end{background:var(--c-bg-alt);border-top:1px solid var(--c-line);padding:48px 0 56px}
.end-box{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:30px 32px;box-shadow:var(--sh-1);
  display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
}
.end-copy h2{font-size:22px;font-weight:700;color:var(--c-ink);margin-bottom:8px}
.end-copy p{font-size:14.5px;color:var(--c-text-2);max-width:560px}
.end-actions{display:flex;flex-wrap:wrap;gap:12px}

/* 页脚 */
.site-footer{background:var(--c-ink);color:#fff;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo{color:#fff}
.footer-brand .logo:hover{color:#fff}
.footer-brand .logo-mark{box-shadow:none}
.footer-brand .logo-name{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.5)}
.footer-brand p{
  color:rgba(255,255,255,.66);font-size:14px;line-height:1.8;
  margin-top:14px;max-width:330px;
}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.footer-badge{
  border:1px solid rgba(255,255,255,.2);border-radius:var(--r-pill);
  padding:5px 12px;font-size:12px;color:rgba(255,255,255,.72);
}
.footer-col h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px;list-style:none;margin:0;padding:0}
.footer-col a{color:rgba(255,255,255,.66);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-tags{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:40px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
}
.footer-tags a{
  font-size:13px;color:rgba(255,255,255,.6);
  padding:5px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.12);
}
.footer-tags a:hover{color:#fff;border-color:rgba(255,255,255,.34)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(255,255,255,.5);
}
.policy{display:flex;flex-wrap:wrap;gap:18px}
.policy a{color:rgba(255,255,255,.6);font-size:13px}
.policy a:hover{color:#fff}

/* 断点 */
@media (max-width:1024px){
  .main-nav{display:none}
  .header-actions{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .article-layout{grid-template-columns:1fr;gap:36px}
  .article-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .article-content{max-width:none}
  .tag-block,.author-card{max-width:none}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .header-inner{padding:0 18px;height:64px}
  .article-hero{padding:24px 0 24px}
  .article-wrap{padding:40px 0 52px}
  .article-side{grid-template-columns:1fr}
  .article-content h2{font-size:22px}
  .article-content h3{font-size:18px}
  .article-content{font-size:15.5px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-brand p{max-width:none}
  .end-box{padding:24px 22px}
  .end-copy h2{font-size:19px}
  .end-actions{width:100%}
  .end-actions .btn{flex:1}
  .mobile-cta-bar{display:flex}
  body{padding-bottom:78px}
}
@media (max-width:520px){
  .article-hero h1{font-size:24px}
  .article-meta{gap:8px 16px;font-size:13px}
  .author-card{padding:18px;gap:12px}
  .footer-tags{gap:8px}
  .footer-tags a{font-size:12px;padding:4px 10px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --c-primary:#E8467C;
  --c-primary-deep:#C22F62;
  --c-primary-soft:#FDE7EE;
  --c-ink:#2B1A26;
  --c-accent:#FF9A5A;
  --c-safe:#2FA37A;
  --c-bg:#FDF8F6;
  --c-bg-alt:#F7EDEA;
  --c-surface:#FFFFFF;
  --c-text:#241A22;
  --c-text-2:#5E4A57;
  --c-text-3:#927F8B;
  --c-line:#EADFD9;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(43,26,38,.06);
  --sh-2:0 10px 26px -14px rgba(43,26,38,.22);
  --sh-3:0 24px 48px -26px rgba(194,47,98,.30);
  --w-container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
:focus-visible{outline:3px solid rgba(232,70,124,.35);outline-offset:2px;border-radius:6px}
.container{max-width:var(--w-container);margin:0 auto;padding:0 24px}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(253,248,246,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 24px -20px rgba(43,26,38,.55);
}
.header-inner{
  max-width:var(--w-container);margin:0 auto;padding:0 24px;
  height:76px;display:flex;align-items:center;gap:22px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;
  box-shadow:var(--sh-3);flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-name{font-size:16px;font-weight:700}
.logo-sub{font-size:11px;color:var(--c-text-3);font-weight:400;letter-spacing:.5px}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:26px}
.main-nav a{position:relative;display:inline-block;padding:6px 0;font-size:15px;color:var(--c-text-2);font-weight:500}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary-deep)}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--c-ink);font-weight:600}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:600;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;padding:14px 28px;font-size:15px;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.18)}
.btn-ghost{border:1.5px solid var(--c-ink);color:var(--c-ink);padding:11px 20px;font-size:14px;background:transparent}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary-deep);font-weight:600;font-size:15px;padding:4px 0}
.btn-text .arrow{transition:transform .22s ease}
.btn-text:hover .arrow{transform:translateX(3px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;align-items:center;justify-content:center;flex-shrink:0;
}
.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}

/* 移动抽屉 */
.mobile-drawer{position:fixed;inset:0;z-index:80;background:#fff;display:none;flex-direction:column;padding:22px 20px 30px;overflow-y:auto}
.mobile-drawer.open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-bg-alt);
  font-size:20px;line-height:1;color:var(--c-ink);display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:26px}
.drawer-nav a{padding:15px 4px;font-size:17px;font-weight:600;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-nav a.is-active{color:var(--c-primary-deep)}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:auto}
.drawer-actions .btn{width:100%}

/* 移动底部固定条 */
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  gap:10px;align-items:center;box-shadow:0 -8px 24px -22px rgba(43,26,38,.7);
}
.mobile-cta-bar .btn-primary{flex:1;padding:13px 18px;font-size:15px}
.mobile-cta-bar .btn-ghost{padding:12px 16px;font-size:14px}

/* 通用板块 */
.section{padding:88px 0;border-bottom:1px solid var(--c-line)}
.section--alt{background:var(--c-bg-alt)}
.section--dark{background:var(--c-ink);color:#fff;border-bottom-color:rgba(255,255,255,.08)}
.section--tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.6px;color:var(--c-primary-deep);
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);border-radius:2px}
.section-head h2{font-size:32px;line-height:1.25;font-weight:700;letter-spacing:0}
.section-head p{margin-top:14px;color:var(--c-text-2);font-size:16px}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head p{color:rgba(255,255,255,.72)}
.section--dark .eyebrow{color:var(--c-accent)}
.section--dark .eyebrow::before{background:var(--c-accent)}

/* 分类页头 */
.cat-head{background:var(--c-bg-alt);border-bottom:1px solid var(--c-line);padding:40px 0 44px}
.cat-head-inner{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:44px;align-items:center}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);margin-bottom:14px}
.breadcrumb a{color:var(--c-text-2)}
.breadcrumb a:hover{color:var(--c-primary-deep)}
.breadcrumb span.sep{color:var(--c-text-3)}
.cat-head h1{font-size:40px;line-height:1.22;font-weight:700;letter-spacing:0;margin-bottom:14px}
.cat-head .lead{font-size:16px;color:var(--c-text-2);max-width:640px;margin-bottom:22px;line-height:1.8}
.cat-head-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.cat-panel{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px 22px;box-shadow:var(--sh-1);
}
.cat-panel h2{font-size:13px;font-weight:600;color:var(--c-text-3);letter-spacing:.6px;margin-bottom:8px}
.cat-stat{display:flex;align-items:baseline;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed var(--c-line);font-size:14px;color:var(--c-text-2)}
.cat-stat:last-of-type{border-bottom:0}
.cat-stat b{font-size:20px;font-weight:700;color:var(--c-primary-deep);line-height:1.2}
.cat-stat em{font-style:normal;font-size:12px;color:var(--c-accent);font-weight:700;margin-left:2px}
.cat-panel .panel-note{font-size:12px;color:var(--c-text-3);margin-top:10px;line-height:1.6}

/* 玩法卡片网格 */
.play-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.play-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.play-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.play-icon{
  width:46px;height:46px;border-radius:12px;background:var(--c-primary-soft);
  color:var(--c-primary-deep);display:grid;place-items:center;font-weight:700;font-size:18px;
  margin-bottom:16px;
}
.play-card h3{font-size:19px;font-weight:600;line-height:1.35;margin-bottom:8px}
.play-card p{font-size:14.5px;color:var(--c-text-2);line-height:1.75}
.play-tag{
  display:inline-block;margin-top:16px;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-bg-alt);color:var(--c-text-2);font-size:12.5px;font-weight:600;
}

/* 图文条 */
.media-row{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;margin-bottom:52px}
.media-row:last-child{margin-bottom:0}
.media-row.reverse .media-text{order:2}
.media-text h3{font-size:24px;font-weight:600;line-height:1.35;margin-bottom:14px}
.media-text p{color:var(--c-text-2);font-size:15.5px;margin-bottom:12px}
.media-points{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.media-points li{display:flex;gap:10px;font-size:14.5px;color:var(--c-text-2);align-items:flex-start}
.media-points li::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);
  margin-top:9px;flex-shrink:0;
}
.media-img{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--c-line)}
.media-img img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}

/* 话题标签云 */
.topic-cloud{display:flex;flex-wrap:wrap;gap:12px}
.topic-pill{
  display:inline-flex;align-items:center;padding:10px 20px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-text-2);
  font-size:14.5px;font-weight:500;transition:all .2s ease;
}
.topic-pill:hover{border-color:var(--c-primary);color:var(--c-primary-deep);background:var(--c-primary-soft);transform:translateY(-2px)}
.topic-pill.is-hot{background:var(--c-primary-soft);border-color:transparent;color:var(--c-primary-deep);font-weight:600}

/* 社区礼仪列表 */
.rule-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.rule-item{
  display:flex;gap:16px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.rule-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.rule-num{
  width:34px;height:34px;border-radius:10px;background:var(--c-ink);color:#fff;
  display:grid;place-items:center;font-size:14px;font-weight:700;flex-shrink:0;
}
.rule-item h3{font-size:17px;font-weight:600;margin-bottom:6px}
.rule-item p{font-size:14.5px;color:var(--c-text-2);line-height:1.7}

/* 安全条 */
.guard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.guard-item{
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);
  padding:24px 20px;background:rgba(255,255,255,.04);
  transition:background .2s ease,border-color .2s ease;
}
.guard-item:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.24)}
.guard-icon{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,154,90,.16);color:var(--c-accent);font-weight:700;margin-bottom:14px;
}
.guard-item h3{font-size:16px;font-weight:600;color:#fff;margin-bottom:6px}
.guard-item p{font-size:13.5px;color:rgba(255,255,255,.7);line-height:1.65}

/* 文章列表 */
.article-list{border-top:1px solid var(--c-line)}
.article-row{border-bottom:1px solid var(--c-line);transition:background .2s ease}
.article-row:hover{background:rgba(232,70,124,.06)}
.article-link{display:flex;align-items:center;gap:18px;padding:20px 14px;color:var(--c-text)}
.article-link:hover{color:var(--c-text)}
.article-cat{
  flex-shrink:0;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-deep);font-size:12.5px;font-weight:600;
}
.article-title{flex:1;min-width:0;font-size:16px;font-weight:500;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-date{flex-shrink:0;font-size:13px;color:var(--c-text-3)}
.article-arrow{flex-shrink:0;color:var(--c-primary-deep);transition:transform .2s ease}
.article-row:hover .article-arrow{transform:translateX(3px)}
.list-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 20px;text-align:center;border:1px dashed var(--c-line);border-radius:var(--r-lg);
  background:var(--c-surface);
}
.list-empty .empty-icon{
  width:48px;height:48px;border-radius:14px;background:var(--c-primary-soft);color:var(--c-primary-deep);
  display:grid;place-items:center;font-size:20px;font-weight:700;
}
.list-empty p{color:var(--c-text-2);font-size:15px}
.list-more{display:flex;justify-content:center;margin-top:34px}

/* CTA 收口 */
.cta-wrap{
  background:linear-gradient(180deg,rgba(232,70,124,.07),rgba(255,154,90,.06));
  border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:56px 40px;text-align:center;
}
.cta-wrap h2{font-size:32px;font-weight:700;line-height:1.3;margin-bottom:14px}
.cta-wrap p{color:var(--c-text-2);font-size:16px;max-width:620px;margin:0 auto 28px}
.cta-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-meta{margin-top:24px;font-size:13px;color:var(--c-text-3);display:flex;gap:20px;justify-content:center;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--c-ink);color:#fff;padding:72px 0 30px;font-size:15px}
.site-footer a{color:rgba(255,255,255,.76)}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo{color:#fff;margin-bottom:18px}
.footer-brand .logo:hover{color:#fff}
.footer-brand .logo-mark{box-shadow:none}
.footer-brand .logo-name{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.55)}
.footer-brand p{color:rgba(255,255,255,.68);font-size:14px;line-height:1.85;max-width:330px}
.footer-badges{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.footer-badge{
  padding:6px 14px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.18);
  font-size:12.5px;color:rgba(255,255,255,.8);
}
.footer-col h3{font-size:15px;font-weight:600;margin-bottom:16px;color:#fff}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px}
.footer-tags{
  display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 26px;
  padding-top:28px;border-top:1px solid rgba(255,255,255,.12);
}
.footer-tags a{
  padding:6px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.07);
  font-size:12.5px;color:rgba(255,255,255,.72);
}
.footer-tags a:hover{background:rgba(232,70,124,.28);color:#fff}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom .policy{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom .policy a{font-size:13px;color:rgba(255,255,255,.6)}

/* 响应式 */
@media (max-width:1280px){
  .container{padding:0 22px}
  .header-inner{padding:0 22px}
}
@media (max-width:1024px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .cat-head-inner{grid-template-columns:minmax(0,1fr);gap:28px}
  .cat-panel{max-width:520px}
  .cat-head h1{font-size:34px}
  .play-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guard-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .media-row{grid-template-columns:1fr;gap:26px}
  .media-row.reverse .media-text{order:0}
  .rule-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .section{padding:68px 0}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .header-inner{height:64px;gap:14px}
  .site-header.is-scrolled .header-inner{height:60px}
  .header-actions{display:none}
  .nav-toggle{margin-left:auto}
  .mobile-cta-bar{display:flex}
  body{padding-bottom:76px}
  .cat-head{padding:26px 0 32px}
  .cat-head h1{font-size:28px}
  .cat-head .lead{font-size:15px}
  .section{padding:52px 0}
  .section-head h2{font-size:24px}
  .cat-head-actions .btn{width:100%}
  .play-grid{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:1fr}
  .cta-wrap{padding:38px 22px}
  .cta-wrap h2{font-size:24px}
  .article-link{flex-wrap:wrap;gap:10px;padding:16px 10px}
  .article-title{white-space:normal;flex-basis:100%;order:3}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .site-footer{padding:52px 0 26px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .header-inner{padding:0 18px}
  .cat-head h1{font-size:25px}
  .section-head h2{font-size:22px}
  .play-card{padding:20px}
  .cta-buttons .btn{width:100%}
  .topic-pill{font-size:13.5px;padding:9px 16px}
}

/* roulang page: category3 */
:root{
  --c-primary:#E8467C;
  --c-primary-deep:#C22F62;
  --c-primary-soft:#FDE7EE;
  --c-ink:#2B1A26;
  --c-accent:#FF9A5A;
  --c-safe:#2FA37A;
  --c-bg:#FDF8F6;
  --c-bg-alt:#F7EDEA;
  --c-surface:#FFFFFF;
  --c-text:#241A22;
  --c-text-2:#5E4A57;
  --c-text-3:#927F8B;
  --c-line:#EADFD9;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(43,26,38,.06);
  --sh-2:0 10px 26px -14px rgba(43,26,38,.22);
  --sh-3:0 24px 48px -26px rgba(194,47,98,.30);
  --w-container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;color:var(--c-ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
a:focus-visible,button:focus-visible{outline:3px solid rgba(232,70,124,.35);outline-offset:2px;border-radius:var(--r-sm)}
.container{max-width:var(--w-container);margin:0 auto;padding:0 24px}

/* ===== 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(253,248,246,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:height .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 24px -20px rgba(43,26,38,.55);
}
.header-inner{
  max-width:var(--w-container);margin:0 auto;padding:0 24px;
  height:76px;display:flex;align-items:center;gap:22px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;
  box-shadow:var(--sh-3);flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-name{font-size:16px;font-weight:700}
.logo-sub{font-size:11px;color:var(--c-text-3);font-weight:400;letter-spacing:.5px}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:26px}
.main-nav a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--c-text-2);font-weight:500;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary-deep)}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--c-ink);font-weight:600}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:600;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;padding:14px 28px;font-size:15px;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.18)}
.btn-ghost{border:1.5px solid var(--c-ink);color:var(--c-ink);padding:11px 20px;font-size:14px;background:transparent}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary-deep);font-weight:600;font-size:15px;padding:4px 0}
.btn-text .arrow{transition:transform .22s ease}
.btn-text:hover .arrow{transform:translateX(3px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;align-items:center;justify-content:center;
}
.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}

/* ===== 移动抽屉 / 底部条 ===== */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:#fff;display:none;
  flex-direction:column;padding:22px 20px 30px;overflow-y:auto;
}
.mobile-drawer.open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-bg-alt);
  font-size:20px;line-height:1;color:var(--c-ink);display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:26px}
.drawer-nav a{padding:15px 4px;font-size:17px;font-weight:600;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-nav a.is-active{color:var(--c-primary-deep)}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:auto}
.drawer-actions .btn{width:100%}
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  gap:10px;align-items:center;box-shadow:0 -8px 24px -22px rgba(43,26,38,.7);
}
.mobile-cta-bar .btn-primary{flex:1;padding:13px 18px;font-size:15px}
.mobile-cta-bar .btn-ghost{padding:12px 16px;font-size:14px}

/* ===== 通用板块 ===== */
.section{padding:88px 0;border-bottom:1px solid var(--c-line)}
.section--alt{background:var(--c-bg-alt)}
.section--dark{background:var(--c-ink);color:#fff;border-bottom-color:rgba(255,255,255,.08)}
.section--dark h2{color:#fff}
.section-head{max-width:720px;margin-bottom:38px}
.section-head h2{font-size:30px;margin-bottom:12px}
.section-head p{color:var(--c-text-2);font-size:15.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.6px;color:var(--c-primary-deep);
  margin-bottom:10px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);border-radius:2px}
.section--dark .eyebrow{color:var(--c-accent)}
.section--dark .eyebrow::before{background:var(--c-accent)}
.section--dark .section-head p{color:rgba(255,255,255,.72)}

/* ===== 分类页头 ===== */
.page-head{background:var(--c-bg-alt);border-bottom:1px solid var(--c-line);padding:34px 0 30px}
.page-head-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);margin-bottom:14px}
.breadcrumb a{color:var(--c-text-2)}
.breadcrumb a:hover{color:var(--c-primary-deep)}
.breadcrumb .current{color:var(--c-primary-deep);font-weight:600}
.page-head h1{font-size:34px;margin-bottom:10px}
.page-head-desc{color:var(--c-text-2);font-size:15.5px;max-width:640px}

/* ===== 城市频道卡 ===== */
.city-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.city-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 .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.city-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.city-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-bg-alt)}
.city-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .45s ease}
.city-card:hover .city-cover img{transform:scale(1.04)}
.city-badge{
  position:absolute;top:12px;left:12px;background:var(--c-accent);color:var(--c-ink);
  font-size:12px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill);
}
.city-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px}
.city-body h3{font-size:19px;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.city-body h3 em{font-style:normal;font-size:12px;color:var(--c-text-3);font-weight:500;letter-spacing:.4px}
.city-body p{font-size:14.5px;color:var(--c-text-2);line-height:1.7}
.city-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.city-tags li{
  font-size:12.5px;background:var(--c-primary-soft);color:var(--c-primary-deep);
  padding:4px 12px;border-radius:var(--r-pill);font-weight:600;
}

/* ===== 场景图条 ===== */
.scene-strip{display:flex;gap:18px;overflow-x:auto;padding-bottom:16px;scroll-snap-type:x mandatory}
.scene-strip::-webkit-scrollbar{height:8px}
.scene-strip::-webkit-scrollbar-track{background:rgba(43,26,38,.06);border-radius:var(--r-pill)}
.scene-strip::-webkit-scrollbar-thumb{background:rgba(232,70,124,.45);border-radius:var(--r-pill)}
.scene-item{
  flex:0 0 290px;scroll-snap-align:start;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.scene-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.scene-item img{aspect-ratio:4/3;width:100%;object-fit:cover;border-radius:0}
.scene-item figcaption{padding:12px 16px 16px;font-size:14px;color:var(--c-text-2);line-height:1.65}
.scene-item figcaption strong{display:block;color:var(--c-ink);font-size:14.5px;margin-bottom:2px}

/* ===== 城市选择指引 ===== */
.guide-list{display:grid;gap:18px;max-width:920px}
.guide-list li{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);border-left:4px solid var(--c-primary);
  border-radius:var(--r-md);padding:22px 26px;box-shadow:var(--sh-1);
  transition:box-shadow .22s ease,transform .22s ease;
}
.guide-list li:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.guide-num{
  flex-shrink:0;width:42px;height:42px;border-radius:12px;background:var(--c-primary-soft);
  color:var(--c-primary-deep);display:grid;place-items:center;font-weight:700;font-size:15px;
}
.guide-list h3{font-size:17px;margin-bottom:6px}
.guide-list p{font-size:14.5px;color:var(--c-text-2);line-height:1.75}

/* ===== 安全须知（深色） ===== */
.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.safety-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-md);padding:26px 24px;
  transition:background .22s ease,border-color .22s ease,transform .22s ease;
}
.safety-card:hover{background:rgba(255,255,255,.09);border-color:rgba(232,70,124,.5);transform:translateY(-3px)}
.safety-icon{
  width:42px;height:42px;border-radius:12px;background:rgba(232,70,124,.24);
  color:#fff;display:grid;place-items:center;font-size:17px;font-weight:700;margin-bottom:16px;
}
.safety-card h3{color:#fff;font-size:17px;margin-bottom:8px}
.safety-card p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.75}

/* ===== 内容列表 ===== */
.post-list{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
}
.post-list li+li{border-top:1px solid var(--c-line)}
.post-list a{display:flex;align-items:center;gap:18px;padding:22px 26px;transition:background .2s ease}
.post-list a:hover{background:rgba(232,70,124,.07)}
.post-main{flex:1;min-width:0}
.post-title{
  font-size:16.5px;font-weight:600;color:var(--c-ink);margin-bottom:6px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-list a:hover .post-title{color:var(--c-primary-deep)}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--c-text-3)}
.post-cat{background:var(--c-primary-soft);color:var(--c-primary-deep);padding:2px 10px;border-radius:var(--r-pill);font-weight:600}
.post-arrow{color:var(--c-primary-deep);font-size:18px;flex-shrink:0;transition:transform .2s ease}
.post-list a:hover .post-arrow{transform:translateX(4px)}
.list-more{display:flex;justify-content:center;margin-top:26px}
.empty-note{
  padding:44px 24px;text-align:center;color:var(--c-text-3);font-size:14.5px;
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-lg);
}

/* ===== 收口 CTA ===== */
.cta-inner{text-align:center;max-width:760px;margin:0 auto}
.cta-inner h2{font-size:30px;margin-bottom:14px}
.cta-inner p{color:var(--c-text-2);margin-bottom:26px;font-size:15.5px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:18px}
.cta-note{font-size:13px;color:var(--c-text-3)}

/* ===== 页脚 ===== */
.site-footer{background:var(--c-ink);color:#fff;padding:64px 0 28px}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.site-footer .logo-name{color:#fff}
.site-footer .logo-sub{color:rgba(255,255,255,.55)}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14px;margin-top:16px;max-width:340px;line-height:1.8}
.footer-badges{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.footer-badge{font-size:12px;border:1px solid rgba(255,255,255,.22);padding:5px 12px;border-radius:var(--r-pill);color:rgba(255,255,255,.8)}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col li+li{margin-top:10px}
.footer-col a{color:rgba(255,255,255,.66);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;padding:26px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-tags a{
  font-size:13px;color:rgba(255,255,255,.62);background:rgba(255,255,255,.06);
  padding:6px 14px;border-radius:var(--r-pill);transition:background .2s ease,color .2s ease;
}
.footer-tags a:hover{background:rgba(232,70,124,.28);color:#fff}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.5);
}
.policy{display:flex;gap:18px;flex-wrap:wrap}
.policy a{color:rgba(255,255,255,.5);font-size:13px}
.policy a:hover{color:#fff}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn-ghost{display:none}
  .city-grid{grid-template-columns:repeat(2,1fr)}
  .safety-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:68px 0}
  .page-head h1{font-size:30px}
}
@media (max-width:768px){
  .header-actions{display:none}
  .mobile-cta-bar{display:flex}
  body{padding-bottom:82px}
  .city-grid{grid-template-columns:1fr}
  .page-head{padding:26px 0 24px}
  .page-head-inner{align-items:flex-start}
  .page-head h1{font-size:26px}
  .section{padding:52px 0}
  .section-head h2{font-size:24px}
  .cta-inner h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .guide-list li{flex-direction:column;gap:12px;padding:20px 20px}
  .post-list a{flex-wrap:wrap;padding:18px 18px}
  .header-inner{height:68px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .page-head h1{font-size:23px}
  .page-head-desc{font-size:14.5px}
  .scene-item{flex:0 0 240px}
  .cta-actions .btn{width:100%}
  .section-head h2{font-size:22px}
  .city-body h3{font-size:18px}
}