/* roulang page: index */
:root{
  --c-primary:#6D4AFF;
  --c-primary-d:#4A2FD6;
  --c-primary-t:#EFEAFF;
  --c-accent:#22D3C5;
  --c-action:#FF6A2B;
  --c-ink:#12121A;
  --c-ink-2:#1C1C27;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-line:#E7E3DC;
  --c-line-2:#F0EDE7;
  --c-text:#26242E;
  --c-text-2:#6B6876;
  --c-text-3:#9A97A3;
  --c-ok:#25B07A;
  --c-warn:#E8A33D;
  --c-err:#E5484D;
  --r-lg:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(18,18,26,.05);
  --sh-2:0 6px 20px rgba(18,18,26,.08);
  --sh-3:0 18px 44px rgba(18,18,26,.14);
  --ease:180ms ease;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font);color:var(--c-text);font-weight:700;line-height:1.3;letter-spacing:-.01em;margin:0;}
p{margin:0;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--c-primary-d);}
img{max-width:100%;height:auto;display:block;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:var(--font);border:0;background:none;cursor:pointer;color:inherit;}
input,select,textarea{font-family:var(--font);}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.skip-link{position:absolute;left:-9999px;top:0;z-index:999;background:var(--c-primary);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;font-size:14px;}
.skip-link:focus{left:0;color:#fff;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(109,74,255,.35);border-radius:8px;}

/* ---------- 顶部活动条 ---------- */
.promo-bar{background:var(--c-ink);color:#fff;height:40px;}
.promo-bar.is-closed{display:none;}
.promo-inner{display:flex;align-items:center;gap:14px;height:40px;font-size:13px;}
.promo-tag{background:var(--c-primary);color:#fff;font-size:12px;font-weight:500;padding:3px 10px;border-radius:999px;flex:0 0 auto;}
.promo-text{color:#D9D6E4;flex:1 1 auto;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.promo-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.promo-count{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:3px 12px;font-size:12px;color:#fff;}
.promo-close{width:26px;height:26px;border-radius:50%;color:#B9B6C4;display:inline-flex;align-items:center;justify-content:center;font-size:12px;transition:background var(--ease),color var(--ease);}
.promo-close:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:box-shadow var(--ease),border-color var(--ease);}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(18,18,26,.07);}
.nav-wrap{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-d));color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;line-height:1;}
.brand-text{font-size:18px;font-weight:700;color:var(--c-text);}
.brand:hover .brand-text{color:var(--c-primary);}
.main-nav{flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.main-nav a{display:inline-flex;align-items:center;height:36px;padding:0 13px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-text-2);transition:background var(--ease),color var(--ease);}
.main-nav a:hover{color:var(--c-primary);background:var(--c-primary-t);}
.main-nav a.is-active{color:var(--c-primary);background:var(--c-primary-t);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{width:38px;height:38px;border-radius:50%;border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);display:inline-flex;align-items:center;justify-content:center;transition:border-color var(--ease),color var(--ease);}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);}
.nav-badge{font-size:12px;font-weight:500;color:var(--c-ok);background:rgba(37,176,122,.09);border:1px solid rgba(37,176,122,.32);border-radius:999px;padding:5px 11px;line-height:1;}
.hamburger{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;}
.hamburger span{display:block;width:18px;height:2px;background:var(--c-text);border-radius:2px;transition:transform var(--ease),opacity var(--ease);}
.hamburger.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.hamburger.is-open span:nth-child(2){opacity:0;}
.hamburger.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 移动端抽屉 ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;background:var(--c-ink);z-index:200;transform:translateX(105%);transition:transform 260ms ease;display:flex;flex-direction:column;padding:20px;overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.1);}
.drawer-head .brand-text{color:#fff;font-size:17px;}
.drawer-close{width:34px;height:34px;border-radius:50%;color:#B9B6C4;display:inline-flex;align-items:center;justify-content:center;}
.drawer-close:hover{background:rgba(255,255,255,.1);color:#fff;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;padding:18px 0;flex:1 1 auto;}
.drawer-nav a{display:flex;align-items:center;height:46px;padding:0 14px;border-radius:12px;color:#CFCCDA;font-size:15px;font-weight:500;}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(109,74,255,.22);color:#fff;}
.drawer-foot{border-top:1px solid rgba(255,255,255,.1);padding-top:18px;}
.drawer-note{margin-top:10px;font-size:13px;color:#8C8998;text-align:center;}
.drawer-mask{position:fixed;inset:0;background:rgba(18,18,26,.5);z-index:190;opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;box-shadow:0 10px 24px rgba(109,74,255,.28);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;border-color:var(--c-line);color:var(--c-text);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);}
.btn-light{background:#fff;color:var(--c-ink);}
.btn-light:hover{background:#EFEAFF;color:var(--c-primary-d);}
.btn-action{background:var(--c-action);color:#fff;}
.btn-action:hover{background:#E85A1C;color:#fff;}
.btn-sm{height:36px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:60px 0 72px;background:var(--c-bg);}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(to right,rgba(18,18,26,.055) 1px,transparent 1px),linear-gradient(to bottom,rgba(18,18,26,.055) 1px,transparent 1px);background-size:96px 96px;-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.12));mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.12));}
.hero .container{position:relative;z-index:1;}
.hero-grid{align-items:center;}
.hero-content{padding-right:12px;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--c-primary);background:var(--c-primary-t);border-radius:999px;padding:6px 14px;margin-bottom:20px;}
.hero-title{font-size:46px;font-weight:800;line-height:1.28;margin-bottom:16px;}
.hero-title em{font-style:normal;color:var(--c-primary);}
.hero-sub{font-size:17px;color:var(--c-text-2);max-width:520px;margin-bottom:28px;line-height:1.85;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.trust-list{display:flex;flex-wrap:wrap;gap:8px;}
.trust-item{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--c-text-2);background:#fff;border:1px solid var(--c-line);border-radius:999px;padding:6px 13px;}
.trust-item i{color:var(--c-accent);font-size:12px;}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);background:var(--c-ink-2);}
.hero-media img{width:100%;height:420px;object-fit:cover;}
.hero-float{position:absolute;left:18px;right:18px;bottom:18px;display:flex;align-items:center;justify-content:space-between;gap:14px;background:rgba(18,18,26,.86);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:14px 16px;color:#fff;backdrop-filter:blur(8px);}
.hero-float .hf-label{font-size:12px;color:#B9B6C4;margin-bottom:2px;}
.hero-float .hf-value{font-size:18px;font-weight:700;color:#fff;}
.hero-float .hf-value small{font-size:13px;font-weight:500;color:#B9B6C4;}
.hf-pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;color:#062F2C;background:var(--c-accent);border-radius:999px;padding:5px 12px;white-space:nowrap;}

/* ---------- 保障条 ---------- */
.guarantee{background:var(--c-ink);color:#fff;}
.guarantee-wrap{display:grid;grid-template-columns:repeat(4,1fr);}
.guarantee-item{display:flex;align-items:center;gap:12px;padding:20px 22px;border-right:1px solid rgba(255,255,255,.09);}
.guarantee-item:last-child{border-right:none;}
.guarantee-item i{font-size:18px;color:var(--c-accent);flex:0 0 auto;}
.guarantee-item strong{display:block;font-size:14px;font-weight:600;color:#fff;line-height:1.5;}
.guarantee-item span{display:block;font-size:12px;color:#9C99AA;line-height:1.5;}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;}
.section-alt{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:32px;}
.section-head h2::after{content:"";display:block;width:44px;height:4px;border-radius:999px;background:var(--c-primary);margin-top:14px;}
.section-sub{font-size:15px;color:var(--c-text-2);margin-top:12px;}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-primary);white-space:nowrap;padding-bottom:4px;}
.link-more i{font-size:12px;transition:transform var(--ease);}
.link-more:hover i{transform:translateX(4px);}

/* ---------- 游戏卡片网格 ---------- */
.hot-grid{margin:0 -12px;}
.hot-grid > .cell{padding:0 12px;margin-bottom:24px;}
.game-card{display:flex;flex-direction:column;height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);}
.game-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:transparent;}
.card-media{position:relative;overflow:hidden;border-radius:var(--r-md);margin:10px 10px 0;aspect-ratio:16/10;background:var(--c-line-2);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.game-card:hover .card-media img{transform:scale(1.03);}
.badge{position:absolute;top:10px;left:10px;font-size:12px;font-weight:500;line-height:1;padding:5px 10px;border-radius:var(--r-sm);color:#fff;}
.badge-hot{background:var(--c-action);}
.badge-new{background:var(--c-accent);color:#062F2C;}
.badge-limit{background:var(--c-primary);}
.card-body{display:flex;flex-direction:column;flex:1 1 auto;padding:16px;}
.card-title{font-size:17px;font-weight:700;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-desc{font-size:14px;color:var(--c-text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:14px;margin-top:14px;border-top:1px solid var(--c-line-2);}
.price{font-size:19px;font-weight:700;color:var(--c-action);line-height:1;}
.price small{font-size:12px;font-weight:500;color:var(--c-text-3);}

/* ---------- 评价轮播 ---------- */
.review-section{background:var(--c-ink);color:#fff;}
.review-section .section-head h2{color:#fff;}
.review-section .section-sub{color:#9C99AA;}
.review-section .section-head h2::after{background:var(--c-accent);}
.orbit-wrap{position:relative;}
.orbit-tools{position:absolute;right:0;top:-74px;display:flex;gap:10px;z-index:5;}
.orbit-arrow{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:background var(--ease);}
.orbit-arrow:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.review-grid{margin:0 -12px;}
.review-grid > .cell{padding:0 12px;}
.review-card{display:flex;flex-direction:column;height:100%;background:var(--c-surface);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-lg);padding:22px;box-shadow:none;}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{width:44px;height:44px;border-radius:50%;flex:0 0 auto;object-fit:cover;border:2px solid var(--c-primary-t);}
.review-name{font-size:15px;font-weight:600;color:var(--c-text);}
.review-meta{font-size:12px;color:var(--c-text-3);}
.stars{display:inline-flex;gap:2px;color:#E8A33D;font-size:12px;margin-bottom:10px;}
.review-text{font-size:14px;line-height:1.8;color:var(--c-text-2);}
.orbit .orbit-container{height:auto;background:transparent;}
.orbit .orbit-slide{width:100%;}
.orbit .orbit-bullets{text-align:center;margin-top:22px;}
.orbit .orbit-bullets button{width:28px;height:4px;border-radius:999px;background:rgba(255,255,255,.25);margin:0 4px;transition:background var(--ease);}
.orbit .orbit-bullets button:hover{background:rgba(255,255,255,.5);}
.orbit .orbit-bullets button.is-active{background:var(--c-accent);}

/* ---------- 资讯列表（CMS） ---------- */
.news-grid{margin:0 -12px;}
.news-grid > .cell{padding:0 12px;margin-bottom:24px;}
.news-card{position:relative;display:flex;flex-direction:column;height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);color:inherit;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:transparent;color:inherit;}
.news-media{aspect-ratio:16/9;overflow:hidden;background:var(--c-line-2);}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.news-card:hover .news-media img{transform:scale(1.03);}
.news-body{display:flex;flex-direction:column;flex:1 1 auto;padding:18px;}
.news-cat{align-self:flex-start;font-size:12px;font-weight:500;color:var(--c-primary);background:var(--c-primary-t);border-radius:var(--r-sm);padding:4px 10px;margin-bottom:12px;line-height:1.4;}
.news-title{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-desc{font-size:14px;color:var(--c-text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:14px;font-size:13px;color:var(--c-text-3);}
.news-foot i{color:var(--c-text-3);transition:transform var(--ease),color var(--ease);}
.news-card:hover .news-foot i{color:var(--c-primary);transform:translate(2px,-2px);}
.news-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:160px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-lg);padding:30px;text-align:center;color:var(--c-text-2);}
.news-empty i{font-size:26px;color:var(--c-text-3);}
.news-more{display:flex;justify-content:center;margin-top:12px;}

/* ---------- 类目条带 ---------- */
.strip-scroll{display:flex;gap:16px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x proximity;}
.strip-scroll::-webkit-scrollbar{height:6px;}
.strip-scroll::-webkit-scrollbar-track{background:var(--c-line-2);border-radius:999px;}
.strip-scroll::-webkit-scrollbar-thumb{background:var(--c-primary);border-radius:999px;}
.strip-card{flex:0 0 300px;scroll-snap-align:start;display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:22px;color:inherit;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);}
.strip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary);color:inherit;}
.strip-icon{width:42px;height:42px;border-radius:12px;background:var(--c-primary-t);color:var(--c-primary);display:inline-flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:14px;}
.strip-card h3{font-size:17px;margin-bottom:8px;}
.strip-card p{font-size:14px;color:var(--c-text-2);line-height:1.75;}
.strip-more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13px;font-weight:600;color:var(--c-primary);}

/* ---------- FAQ ---------- */
.accordion{border:0;background:transparent;margin:0;}
.accordion .accordion-item{border:1px solid var(--c-line);border-radius:14px;background:#fff;margin-bottom:12px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.accordion .accordion-item.is-active{border-color:rgba(109,74,255,.35);box-shadow:var(--sh-2);}
.accordion .accordion-title{position:relative;display:block;font-size:16px;font-weight:600;color:var(--c-text);background:transparent;border:0;padding:18px 52px 18px 24px;line-height:1.6;transition:color var(--ease);}
.accordion .accordion-title::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:0 4px 4px 0;background:var(--c-primary);}
.accordion .accordion-title::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--c-text-3);transition:transform var(--ease),color var(--ease);}
.accordion .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(180deg);color:var(--c-primary);}
.accordion .accordion-title:hover{color:var(--c-primary);}
.accordion .accordion-content{border:0;background:transparent;padding:0 24px 20px 24px;font-size:15px;line-height:1.8;color:var(--c-text-2);}
.accordion .accordion-content p{margin:0;}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:28px;background:var(--c-ink);border-radius:24px;padding:42px 44px;color:#fff;}
.cta-band::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(to right,rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.05) 1px,transparent 1px);background-size:72px 72px;}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:28px;color:#fff;margin-bottom:10px;}
.cta-band p{font-size:15px;color:#B9B6C4;line-height:1.8;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#B9B6C4;padding:72px 0 28px;margin-top:0;}
.footer-cols{margin:0 -12px;}
.footer-cols > .cell{padding:0 12px;margin-bottom:32px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;color:#9C99AA;max-width:300px;}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;font-size:14px;}
.footer-links a{color:#B9B6C4;}
.footer-links a:hover{color:#B7A5FF;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.09);padding-top:22px;font-size:13px;color:#7E7B8C;}
.footer-bottom a{color:#9C99AA;}
.footer-bottom a:hover{color:#B7A5FF;}

/* ---------- 返回顶部 ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;background:var(--c-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(74,47,214,.35);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity var(--ease),visibility var(--ease),transform var(--ease),background var(--ease);z-index:120;}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--c-primary-d);}

/* ---------- 响应式 ---------- */
@media screen and (min-width:1440px){
  :root{--container:1320px;}
}
@media screen and (max-width:1023px){
  .main-nav{display:none;}
  .hamburger{display:inline-flex;}
  .nav-badge{display:none;}
  .hero{padding:44px 0 56px;}
  .hero-title{font-size:36px;}
  .hero-media img{height:340px;}
  .section{padding:72px 0;}
  .section-head h2{font-size:26px;}
  .guarantee-wrap{grid-template-columns:repeat(2,1fr);}
  .guarantee-item:nth-child(2n){border-right:none;}
  .guarantee-item:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.09);}
  .orbit-tools{position:static;justify-content:flex-end;margin-bottom:18px;}
  .cta-band{padding:32px;}
  .cta-band h2{font-size:24px;}
}
@media screen and (max-width:639px){
  .container{padding:0 16px;}
  .promo-bar,.promo-inner{height:36px;}
  .promo-text{font-size:12px;}
  .nav-wrap{height:62px;gap:14px;}
  .brand-text{font-size:16px;}
  .hero{padding:32px 0 44px;}
  .hero-title{font-size:28px;}
  .hero-sub{font-size:16px;margin-bottom:22px;}
  .hero-cta .btn{width:100%;}
  .hero-media{margin-top:26px;}
  .hero-media img{height:230px;}
  .hero-float{position:static;left:auto;right:auto;bottom:auto;border-radius:12px;margin-top:0;border-left:0;border-right:0;border-bottom:0;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:28px;}
  .section-head h2{font-size:22px;}
  .guarantee-item{padding:16px 14px;gap:10px;}
  .guarantee-item strong{font-size:13px;}
  .guarantee-item span{font-size:11px;}
  .card-title{font-size:16px;}
  .strip-card{flex:0 0 82%;}
  .cta-band{flex-direction:column;align-items:stretch;padding:26px 22px;border-radius:18px;gap:18px;}
  .cta-band .btn{width:100%;}
  .accordion .accordion-title{font-size:15px;padding:16px 46px 16px 20px;}
  .accordion .accordion-content{padding:0 20px 18px 20px;}
  .to-top{right:16px;bottom:16px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --c-primary:#6D4AFF;
  --c-primary-d:#4A2FD6;
  --c-primary-t:#EFEAFF;
  --c-accent:#22D3C5;
  --c-action:#FF6A2B;
  --c-ink:#12121A;
  --c-ink-2:#1C1C27;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-line:#E7E3DC;
  --c-line-2:#F0EDE7;
  --c-text:#26242E;
  --c-text-2:#6B6876;
  --c-text-3:#9A97A3;
  --c-ok:#25B07A;
  --c-warn:#E8A33D;
  --c-err:#E5484D;
  --r-lg:18px;
  --r-md:12px;
  --r-sm:8px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,18,26,.05);
  --sh-2:0 6px 20px rgba(18,18,26,.08);
  --sh-3:0 18px 44px rgba(18,18,26,.14);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .18s ease;}
a:hover,a:focus{color:var(--c-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:-.01em;color:var(--c-text);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(109,74,255,.35);border-radius:6px;}
.num,.countdown,.stat-num,.price,.rank-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:9999;}
.skip-link:focus{left:0;color:#fff;}
.grid-x{margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{padding-left:12px;padding-right:12px;}
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head h2{font-size:32px;}
.section-head .section-sub{margin-top:10px;font-size:15px;color:var(--c-text-2);}
.h2-bar{display:block;width:48px;height:4px;border-radius:2px;background:var(--c-primary);margin-bottom:14px;}

/* 顶部活动条 */
.topbar{background:var(--c-ink);color:#EDEBF5;font-size:13px;}
.topbar-inner{display:flex;align-items:center;gap:14px;min-height:40px;}
.topbar-tag{display:inline-flex;align-items:center;gap:6px;background:rgba(109,74,255,.22);color:#C9BBFF;border:1px solid rgba(109,74,255,.5);border-radius:var(--r-pill);padding:2px 10px;font-size:12px;font-weight:500;white-space:nowrap;}
.topbar-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.topbar-text{flex:1;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#C9C6D6;}
.topbar-right{display:flex;align-items:center;gap:10px;}
.countdown{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-pill);padding:2px 12px;font-size:13px;color:#fff;letter-spacing:.04em;}
.topbar-close{background:transparent;border:0;color:#9A97A3;font-size:18px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:6px;}
.topbar-close:hover{color:#fff;background:rgba(255,255,255,.1);}

/* 导航 */
.site-header{position:sticky;top:0;z-index:900;background:rgba(247,245,241,.94);backdrop-filter:blur(10px);transition:box-shadow .2s ease,border-color .2s ease;border-bottom:1px solid transparent;}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(18,18,26,.07);}
.nav-inner{display:flex;align-items:center;gap:20px;min-height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(140deg,var(--c-primary),var(--c-primary-d));color:#fff;font-weight:700;font-size:17px;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1);}
.brand-name{font-size:18px;font-weight:700;color:var(--c-text);letter-spacing:-.01em;}
.main-nav{flex:1;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{display:block;padding:9px 13px;border-radius:var(--r-pill);font-size:15px;color:var(--c-text-2);font-weight:500;}
.main-nav a:hover{color:var(--c-primary);background:var(--c-primary-t);}
.main-nav a.is-active{color:var(--c-primary);background:var(--c-primary-t);}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s ease;}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);}
.nav-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;color:var(--c-primary-d);background:var(--c-primary-t);border-radius:var(--r-pill);padding:5px 11px;white-space:nowrap;}
.nav-badge i{color:var(--c-accent);font-size:11px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;text-align:center;}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 22px rgba(109,74,255,.28);}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;box-shadow:0 12px 28px rgba(74,47,214,.32);}
.btn-ghost{background:#fff;color:var(--c-text);border-color:var(--c-line);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);}
.btn-action{background:var(--c-action);color:#fff;}
.btn-action:hover{background:#E85B1D;color:#fff;}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-text);font-size:17px;cursor:pointer;}

/* 移动抽屉 */
.nav-drawer{position:fixed;inset:0;background:var(--c-ink);color:#EDEBF5;z-index:1200;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;padding:22px;overflow-y:auto;}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-head .brand-name{color:#fff;}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.18);background:transparent;color:#fff;font-size:18px;cursor:pointer;}
.drawer-links li{border-bottom:1px solid rgba(255,255,255,.08);}
.drawer-links a{display:block;padding:15px 4px;color:#D6D3E2;font-size:16px;}
.drawer-links a:hover,.drawer-links a.is-active{color:#fff;}
.drawer-foot{margin-top:auto;padding-top:24px;}

/* 面包屑 */
.breadcrumb{padding:20px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);}
.breadcrumb li:not(:last-child)::after{content:"/";margin-left:8px;color:var(--c-line);}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb [aria-current="page"]{color:var(--c-text-2);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* 文章头部 */
.article-hero{position:relative;margin-top:16px;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;background:#fff;box-shadow:var(--sh-1);}
.article-hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(109,74,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(109,74,255,.07) 1px,transparent 1px);
  background-size:33.333% 33.333%;opacity:.9;}
.article-hero-inner{position:relative;z-index:2;padding:44px 40px 40px;}
.article-hero h1{font-size:42px;font-weight:800;max-width:880px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:20px;font-size:13px;color:var(--c-text-3);}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;border-radius:var(--r-sm);padding:4px 10px;line-height:1.5;}
.badge-primary{background:var(--c-primary-t);color:var(--c-primary-d);}
.badge-accent{background:rgba(34,211,197,.14);color:#12897F;}
.badge-ok{background:rgba(37,176,122,.13);color:#1B8A5E;}

/* 正文区 */
.article-layout{padding:48px 0 96px;}
.article-body{max-width:780px;margin:0 auto;font-size:16.5px;line-height:1.9;color:var(--c-text);background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:46px 46px 40px;box-shadow:var(--sh-1);}
.article-body>*+*{margin-top:1.15em;}
.article-body p{margin:0 0 1.2em;line-height:1.9;color:#33313D;}
.article-body h2{font-size:29px;margin:42px 0 16px;position:relative;padding-top:6px;}
.article-body h2::before{content:"";display:block;width:48px;height:4px;border-radius:2px;background:var(--c-primary);margin-bottom:14px;}
.article-body h3{font-size:21px;margin:32px 0 12px;}
.article-body h4{font-size:18px;margin:26px 0 10px;color:var(--c-text-2);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:2px;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:9px;line-height:1.85;}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--c-primary);opacity:.75;}
.article-body ol{counter-reset:li;padding-left:0;}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:9px;counter-increment:li;line-height:1.85;}
.article-body ol li::before{content:counter(li);position:absolute;left:0;top:.25em;width:22px;height:22px;border-radius:50%;background:var(--c-primary-t);color:var(--c-primary-d);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;}
.article-body blockquote{margin:24px 0;padding:18px 22px;background:var(--c-primary-t);border-left:4px solid var(--c-primary);border-radius:0 var(--r-md) var(--r-md) 0;color:#3A3550;}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-md);margin:22px 0;box-shadow:var(--sh-1);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--c-text-3);text-align:center;margin-top:10px;}
.article-body a{color:var(--c-primary-d);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-primary);}
.article-body table{width:100%;border-collapse:collapse;display:block;overflow-x:auto;margin:24px 0;font-size:15px;}
.article-body table th,.article-body table td{min-width:120px;padding:11px 14px;border:1px solid var(--c-line);text-align:left;}
.article-body table th{background:var(--c-bg);font-weight:600;color:var(--c-text-2);}
.article-body code{background:var(--c-line-2);border-radius:6px;padding:2px 6px;font-size:14px;}

/* 标签行 */
.article-tags{max-width:780px;margin:26px auto 0;display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.article-tags .tag-label{font-size:13px;color:var(--c-text-3);}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--c-text-2);background:#fff;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:6px 14px;transition:all .18s ease;}
.tag:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-t);}
.back-row{max-width:780px;margin:24px auto 0;}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--c-text-2);background:#fff;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:9px 18px;}
.back-link:hover{color:var(--c-primary);border-color:var(--c-primary);}

/* 侧栏 */
.side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);margin-bottom:24px;}
.side-card h3{font-size:17px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--c-line-2);}
.side-list li{border-bottom:1px dashed var(--c-line-2);}
.side-list li:last-child{border-bottom:0;}
.side-list a{display:flex;gap:10px;padding:11px 0;font-size:14px;color:var(--c-text-2);line-height:1.6;}
.side-list a:hover{color:var(--c-primary);}
.side-list .dot{width:6px;height:6px;border-radius:50%;background:var(--c-primary);flex-shrink:0;margin-top:9px;opacity:.7;}
.side-cta{background:var(--c-ink);color:#EDEBF5;border:0;position:relative;overflow:hidden;}
.side-cta::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(109,74,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(109,74,255,.14) 1px,transparent 1px);background-size:33.333% 33.333%;pointer-events:none;}
.side-cta h3{color:#fff;border-bottom-color:rgba(255,255,255,.12);position:relative;z-index:2;}
.side-cta p{position:relative;z-index:2;font-size:14px;color:#B9B6C4;line-height:1.8;}
.side-cta .btn{position:relative;z-index:2;width:100%;margin-top:16px;}
.sticky-side{position:sticky;top:96px;}

/* 相关推荐 */
.related{padding:0 0 96px;}
.related-grid{margin-top:8px;}
.rel-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease;}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.rel-card .cover{aspect-ratio:16/10;overflow:hidden;background:var(--c-line-2);}
.rel-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.rel-card:hover .cover img{transform:scale(1.03);}
.rel-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-card h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card .time{font-size:13px;color:var(--c-text-3);margin-top:auto;}

/* 空态 */
.empty-state{text-align:center;padding:56px 20px;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;}
.empty-state .empty-icon{width:56px;height:56px;border-radius:16px;background:var(--c-primary-t);color:var(--c-primary-d);display:flex;align-items:center;justify-content:center;font-size:22px;}
.empty-state .empty-title{font-size:19px;font-weight:700;}
.empty-state .empty-desc{font-size:14px;color:var(--c-text-2);max-width:420px;}

/* 底部 CTA */
.cta-band{background:var(--c-ink);color:#fff;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(109,74,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(109,74,255,.14) 1px,transparent 1px);background-size:33.333% 33.333%;pointer-events:none;}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:52px 0;}
.cta-inner h2{color:#fff;font-size:28px;}
.cta-inner p{margin-top:10px;color:#B9B6C4;font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap;}

/* 页脚 */
.site-footer{background:var(--c-ink);color:#B9B6C4;padding:64px 0 28px;}
.footer-cols{margin-bottom:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(140deg,var(--c-primary),var(--c-primary-d));}
.footer-brand .brand-text{font-size:17px;font-weight:700;color:#fff;}
.footer-desc{font-size:14px;line-height:1.8;color:#9A97A3;max-width:280px;}
.footer-title{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;font-size:14px;line-height:1.7;}
.footer-links a{color:#B9B6C4;}
.footer-links a:hover{color:#C9BBFF;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;font-size:13px;color:#9A97A3;}
.footer-bottom a{color:#9A97A3;}
.footer-bottom a:hover{color:#C9BBFF;}

/* 返回顶部 */
.to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;background:var(--c-primary);color:#fff;border:0;display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;box-shadow:0 10px 26px rgba(109,74,255,.4);opacity:0;visibility:hidden;transition:all .22s ease;z-index:800;}
.to-top.is-show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--c-primary-d);}

@media (max-width:1024px){
  .section{padding:72px 0;}
  .article-body{padding:36px 30px 32px;font-size:16px;}
  .article-hero h1{font-size:34px;}
  .main-nav{display:none;}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-badge{display:none;}
  .sticky-side{position:static;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:23px;}
  .topbar-inner{min-height:36px;gap:10px;}
  .topbar-text{font-size:12px;}
  .topbar-right .countdown{font-size:12px;padding:1px 9px;}
  .article-hero-inner{padding:28px 22px 26px;}
  .article-hero h1{font-size:26px;}
  .article-body{padding:26px 20px 24px;font-size:15.5px;border-radius:var(--r-md);}
  .article-body h2{font-size:22px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:40px 0;}
  .cta-inner h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .nav-actions .btn-primary{display:none;}
  .to-top{right:16px;bottom:16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category1 */
:root{
  --c-primary:#6D4AFF;
  --c-primary-d:#4A2FD6;
  --c-primary-t:#EFEAFF;
  --c-accent:#22D3C5;
  --c-action:#FF6A2B;
  --c-ink:#12121A;
  --c-ink-2:#1C1C27;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-line:#E7E3DC;
  --c-line-2:#F0EDE7;
  --c-text:#26242E;
  --c-text-2:#6B6876;
  --c-text-3:#9A97A3;
  --c-ok:#25B07A;
  --c-warn:#E8A33D;
  --c-err:#E5484D;
  --r-lg:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(18,18,26,.05);
  --sh-2:0 6px 20px rgba(18,18,26,.08);
  --sh-3:0 18px 44px rgba(18,18,26,.14);
  --tr:180ms ease;
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--c-primary-d)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
:focus-visible{outline:3px solid rgba(109,74,255,.6);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
@media screen and (min-width:1440px){.container{max-width:1320px}}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--c-primary);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;
}
.skip-link:focus{left:0;color:#fff}

/* ---------- 顶部活动条 ---------- */
.topbar{background:var(--c-ink);color:#EDEAF7;font-size:13px}
.topbar.is-hidden{display:none}
.topbar-inner{display:flex;align-items:center;gap:14px;min-height:40px;padding-top:6px;padding-bottom:6px}
.topbar-badge{
  flex:none;background:var(--c-primary);color:#fff;font-size:12px;font-weight:500;
  padding:2px 10px;border-radius:999px;letter-spacing:.02em;
}
.topbar-text{margin:0;color:#C9C5DA;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px;flex:none}
.countdown{
  display:inline-flex;align-items:center;gap:2px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  padding:2px 10px;border-radius:999px;color:#fff;font-weight:500;
  font-variant-numeric:tabular-nums;
}
.countdown em{font-style:normal;min-width:22px;text-align:center}
.topbar-close{
  background:transparent;border:0;color:#8E8AA3;padding:4px 6px;border-radius:8px;
  transition:color var(--tr),background var(--tr);
}
.topbar-close:hover{color:#fff;background:rgba(255,255,255,.1)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(247,245,241,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--tr),border-color var(--tr),background var(--tr);
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(18,18,26,.08)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-d));
  color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(109,74,255,.32);
}
.brand-text{font-size:18px;font-weight:800;color:var(--c-text);letter-spacing:-.01em}
.brand:hover .brand-text{color:var(--c-primary-d)}

.main-nav{flex:1 1 auto;min-width:0}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{
  display:block;position:relative;padding:8px 12px;border-radius:10px;
  font-size:15px;color:var(--c-text-2);font-weight:500;white-space:nowrap;
  transition:color var(--tr),background var(--tr);
}
.main-nav a:hover{color:var(--c-primary-d);background:var(--c-primary-t)}
.main-nav a.is-active{color:var(--c-primary-d);background:var(--c-primary-t)}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--c-primary);
}

.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-text-2);
  display:flex;align-items:center;justify-content:center;
  transition:color var(--tr),border-color var(--tr),box-shadow var(--tr);
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);box-shadow:var(--sh-1)}
.hot-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-primary-t);color:var(--c-primary-d);
  font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(109,74,255,.16);
}
.hot-badge i{color:var(--c-action)}
.hamburger{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:12px;
  background:var(--c-surface);
}
.hamburger span{display:block;width:18px;height:2px;margin:3px auto;background:var(--c-text);border-radius:2px;transition:transform var(--tr),opacity var(--tr)}
.hamburger.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.search-panel{
  display:none;border-top:1px solid var(--c-line);background:var(--c-surface);
}
.search-panel.is-open{display:block}
.search-panel form{display:flex;gap:12px;padding:14px 0}
.search-panel input{
  flex:1;height:46px;padding:0 16px;border:1px solid var(--c-line);
  border-radius:var(--r-md);background:var(--c-surface);font-size:15px;color:var(--c-text);
}
.search-panel input:focus{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(109,74,255,.14);outline:none}

.nav-drawer{
  position:fixed;top:0;right:0;z-index:210;width:300px;max-width:86vw;height:100%;
  background:var(--c-ink);color:#EDEAF7;padding:24px 20px 32px;
  transform:translateX(102%);transition:transform 240ms ease;
  display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer .drawer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:#fff}
.drawer-links{display:flex;flex-direction:column;gap:4px;border-top:1px solid rgba(255,255,255,.1);padding-top:14px}
.drawer-links a{color:#C5C1D6;font-size:15px;padding:11px 12px;border-radius:10px;transition:background var(--tr),color var(--tr)}
.drawer-links a:hover,.drawer-links a.is-active{background:rgba(109,74,255,.22);color:#fff}
.drawer-cta{margin-top:auto}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,18,26,.5);z-index:200;display:none;
}
.drawer-mask.is-open{display:block}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background var(--tr),color var(--tr),border-color var(--tr),box-shadow var(--tr),transform var(--tr);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 10px 24px rgba(109,74,255,.26)}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;box-shadow:0 14px 30px rgba(74,47,214,.3)}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.4);color:#fff}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.btn-ghost{background:var(--c-surface);border-color:var(--c-line);color:var(--c-text)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-d)}
.btn-action{background:var(--c-action);color:#fff}
.btn-action:hover{background:#EB5A18;color:#fff}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* ---------- 面包屑 ---------- */
.breadcrumb{background:var(--c-surface);border-bottom:1px solid var(--c-line-2)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13px;color:var(--c-text-3)}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:var(--c-line)}
.breadcrumb a{color:var(--c-text-2)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .is-current{color:var(--c-text)}

/* ---------- 分类首屏 ---------- */
.cat-hero{
  position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(120deg,rgba(18,18,26,.94) 0%,rgba(28,28,39,.88) 52%,rgba(74,47,214,.82) 100%),
             url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.08;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:64px 64px;
}
.cat-hero-inner{position:relative;z-index:1;padding:56px 0 52px}
.cat-hero h1{font-size:42px;font-weight:800;color:#fff;margin-bottom:14px}
.cat-hero .lead{font-size:16px;color:#CFCBDD;max-width:660px;margin-bottom:26px;line-height:1.85}
.cat-hero-stats{display:flex;flex-wrap:wrap;gap:14px}
.stat{
  min-width:132px;padding:14px 18px;border-radius:var(--r-md);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
}
.stat strong{display:block;font-size:24px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.stat span{font-size:13px;color:#B7B3C6}

/* ---------- 筛选条 ---------- */
.filter-bar{background:var(--c-surface);border-bottom:1px solid var(--c-line-2);position:sticky;top:68px;z-index:60}
.filter-row{display:flex;gap:10px;padding:14px 0;overflow-x:auto;scrollbar-width:none}
.filter-row::-webkit-scrollbar{display:none}
.filter-chip{
  flex:none;display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;border-radius:999px;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-text-2);font-size:14px;font-weight:500;
  transition:color var(--tr),background var(--tr),border-color var(--tr);
}
.filter-chip:hover{border-color:var(--c-primary);color:var(--c-primary-d);background:var(--c-primary-t)}
.filter-chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.filter-chip .cnt{font-size:12px;color:inherit;opacity:.72;font-variant-numeric:tabular-nums}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-title{font-size:30px;position:relative;padding-bottom:14px}
.section-title::after{content:"";position:absolute;left:0;bottom:0;width:48px;height:4px;border-radius:4px;background:var(--c-primary)}
.section-sub{color:var(--c-text-2);font-size:15px;margin:8px 0 0}
.section-link{font-size:14px;font-weight:600;white-space:nowrap}

/* ---------- 游戏卡片网格 ---------- */
.card-grid{margin-top:-12px}
.game-card{
  height:100%;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.game-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(109,74,255,.28)}
.card-link{display:block;height:100%;color:inherit}
.card-link:hover{color:inherit}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-line-2)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease}
.game-card:hover .card-cover img{transform:scale(1.03)}
.corner{
  position:absolute;left:12px;top:12px;font-size:12px;font-weight:600;
  padding:4px 10px;border-radius:var(--r-sm);color:#fff;letter-spacing:.02em;
}
.corner-hot{background:var(--c-action)}
.corner-new{background:var(--c-accent);color:#08312E}
.corner-top{background:var(--c-primary)}
.corner-soon{background:rgba(18,18,26,.78)}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;height:calc(100% - 0px)}
.card-title{font-size:17px;margin-bottom:8px;color:var(--c-text)}
.card-desc{
  font-size:14px;color:var(--c-text-2);line-height:1.7;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.tag{
  font-size:12px;font-weight:500;padding:4px 10px;border-radius:var(--r-sm);
  background:var(--c-primary-t);color:var(--c-primary-d);
}
.tag-accent{background:rgba(34,211,197,.14);color:#0E7C73}
.tag-warn{background:rgba(232,163,61,.16);color:#8A5C10}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line-2);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.card-meta{font-size:12px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.card-more{font-size:13px;font-weight:600;color:var(--c-primary)}
.card-more i{margin-left:4px;transition:transform var(--tr)}
.game-card:hover .card-more i{transform:translateX(3px)}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:44px;flex-wrap:wrap}
.pager a,.pager span{
  min-width:44px;height:44px;padding:0 14px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:var(--c-surface);
  font-size:14px;color:var(--c-text-2);font-variant-numeric:tabular-nums;
  transition:border-color var(--tr),color var(--tr),background var(--tr);
}
.pager a:hover{border-color:var(--c-primary);color:var(--c-primary-d)}
.pager .is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}
.pager .is-disabled{color:var(--c-text-3);opacity:.6}
.pager-info{width:100%;text-align:center;font-size:13px;color:var(--c-text-3);margin-top:12px}

/* ---------- 快速入口条带 ---------- */
.entry-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:-8px}
.entry-card{
  display:flex;align-items:center;gap:16px;padding:22px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);color:var(--c-text);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(109,74,255,.3);color:var(--c-text)}
.entry-icon{
  width:46px;height:46px;flex:none;border-radius:14px;
  background:var(--c-primary-t);color:var(--c-primary-d);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.entry-body h3{font-size:16px;margin-bottom:4px}
.entry-body p{font-size:13px;color:var(--c-text-2);margin:0}
.entry-arrow{margin-left:auto;color:var(--c-text-3);transition:transform var(--tr),color var(--tr)}
.entry-card:hover .entry-arrow{color:var(--c-primary);transform:translateX(3px)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq .accordion{border:0;background:transparent}
.faq .accordion-item{
  border:1px solid var(--c-line);border-radius:14px;background:var(--c-surface);
  margin-bottom:12px;overflow:hidden;transition:border-color var(--tr),box-shadow var(--tr);
}
.faq .accordion-item.is-active{border-color:rgba(109,74,255,.34);box-shadow:var(--sh-1)}
.faq .accordion-title{
  border:0;background:transparent;padding:18px 56px 18px 24px;position:relative;
  font-size:16px;font-weight:600;color:var(--c-text);line-height:1.6;
}
.faq .accordion-title:hover{color:var(--c-primary-d)}
.faq .accordion-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:24px;border-radius:0 4px 4px 0;background:var(--c-primary);
}
.faq .accordion-title::after{
  content:"";position:absolute;right:24px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--c-text-3);border-bottom:2px solid var(--c-text-3);
  transform:translateY(-70%) rotate(45deg);transition:transform var(--tr);
}
.faq .accordion-item.is-active .accordion-title::after{transform:translateY(-25%) rotate(-135deg)}
.faq .accordion-content{
  border:0;background:transparent;padding:0 24px 20px 24px;
  font-size:15px;line-height:1.85;color:var(--c-text-2);
}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--c-ink);color:#fff;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.07;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.7) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.7) 1px,transparent 1px);
  background-size:56px 56px;
}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:48px 0}
.cta-inner h2{font-size:26px;color:#fff;margin-bottom:8px}
.cta-inner p{color:#B7B3C6;font-size:15px;margin:0}
.cta-actions{flex:none;display:flex;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#B9B6C4;padding:64px 0 26px;font-size:14px}
.footer-cols{margin-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:18px}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:800}
.footer-desc{color:#928FA3;font-size:13.5px;line-height:1.85;max-width:320px}
.footer-title{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600}
.footer-links li{margin-bottom:10px;line-height:1.7}
.footer-links a{color:#B9B6C4}
.footer-links a:hover{color:#B7A8FF}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:20px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8A8798;
}
.footer-bottom p{margin:0}
.footer-bottom a{color:#8A8798}
.footer-bottom a:hover{color:#B7A8FF}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:120;
  width:48px;height:48px;border-radius:999px;border:0;
  background:var(--c-primary);color:#fff;box-shadow:0 12px 28px rgba(109,74,255,.34);
  display:flex;align-items:center;justify-content:center;font-size:16px;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity var(--tr),transform var(--tr),visibility var(--tr),background var(--tr);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-d)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .main-nav{display:none}
  .hamburger{display:block}
  .hot-badge{display:none}
  .cat-hero h1{font-size:32px}
  .cat-hero-inner{padding:44px 0 42px}
  .section{padding:64px 0}
  .entry-strip{grid-template-columns:1fr;gap:14px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:40px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
}
@media screen and (max-width:767px){
  .container{padding:0 16px}
  .topbar-inner{gap:10px;min-height:36px}
  .topbar-text{font-size:12px}
  .cat-hero h1{font-size:28px}
  .stat{min-width:0;flex:1 1 calc(50% - 7px);padding:12px 14px}
  .stat strong{font-size:20px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:24px}
  .section-title{font-size:23px}
  .filter-bar{top:64px}
  .to-top{right:16px;bottom:16px;width:44px;height:44px}
}
@media screen and (max-width:519px){
  .brand-text{font-size:16px}
  .header-inner{min-height:64px;gap:12px}
  .header-actions .btn-primary{display:none}
  .card-body{padding:16px 16px 18px}
  .cta-inner h2{font-size:22px}
  .footer-bottom{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --c-primary:#6D4AFF;
  --c-primary-d:#4A2FD6;
  --c-primary-t:#EFEAFF;
  --c-accent:#22D3C5;
  --c-action:#FF6A2B;
  --c-ink:#12121A;
  --c-ink-2:#1C1C27;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-line:#E7E3DC;
  --c-line-2:#F0EDE7;
  --c-text:#26242E;
  --c-text-2:#6B6876;
  --c-text-3:#9A97A3;
  --c-ok:#25B07A;
  --c-warn:#E8A33D;
  --c-err:#E5484D;

  --r-lg:18px;
  --r-md:12px;
  --r-sm:8px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(18,18,26,.05);
  --sh-2:0 6px 20px rgba(18,18,26,.08);
  --sh-3:0 18px 44px rgba(18,18,26,.14);

  --sp-1:8px;
  --sp-2:16px;
  --sp-3:24px;
  --sp-4:32px;
  --sp-5:48px;
  --sp-6:64px;
  --sp-section:96px;

  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--c-primary-d);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--c-primary);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;
}
.skip-link:focus{left:0;color:#fff;}

:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(109,74,255,.35);border-radius:6px;}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media screen and (min-width:1440px){
  .container{max-width:1320px;}
}
@media screen and (max-width:1023px){
  .container{padding-left:20px;padding-right:20px;}
}
@media screen and (max-width:639px){
  .container{padding-left:16px;padding-right:16px;}
}

/* ============ 顶部活动条 ============ */
.topbar-strip{
  background:var(--c-ink);
  color:#E9E7F2;
  min-height:40px;
  display:flex;
  align-items:center;
  font-size:13px;
}
.topbar-strip .container{
  display:flex;
  align-items:center;
  gap:16px;
}
.strip-tag{
  flex:0 0 auto;
  background:rgba(109,74,255,.22);
  color:#C9BCFF;
  border:1px solid rgba(109,74,255,.45);
  border-radius:var(--r-pill);
  padding:2px 10px;
  font-size:12px;
  font-weight:500;
  line-height:1.6;
}
.strip-text{
  flex:1 1 auto;
  color:#B9B6C4;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.strip-right{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.countdown-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(255,106,43,.14);
  border:1px solid rgba(255,106,43,.4);
  color:#FFB48A;
  border-radius:var(--r-pill);
  padding:2px 12px;
  font-size:12px;
  font-weight:500;
}
.countdown-pill .num{letter-spacing:.5px;}
.strip-close{
  background:transparent;border:0;color:#7E7B8C;cursor:pointer;
  width:26px;height:26px;border-radius:50%;line-height:1;font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;
}
.strip-close:hover{color:#fff;background:rgba(255,255,255,.08);}
.topbar-strip.is-closed{display:none;}
@media screen and (max-width:639px){
  .topbar-strip{min-height:36px;font-size:12px;}
  .strip-text{display:none;}
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,241,.94);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease,border-color .2s ease,background-color .2s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--c-line);
  box-shadow:0 6px 22px rgba(18,18,26,.08);
  background:rgba(255,255,255,.96);
}
.header-inner{
  height:68px;
  display:flex;
  align-items:center;
  gap:24px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--c-text);font-weight:800;font-size:18px;letter-spacing:-.01em;
  flex:0 0 auto;
}
.brand:hover{color:var(--c-text);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-d));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;
  box-shadow:0 6px 16px rgba(109,74,255,.32);
}
.brand-text{white-space:nowrap;}

.main-nav{flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--c-text-2);
  border-radius:var(--r-sm);
  position:relative;
}
.main-nav a:hover{color:var(--c-primary-d);background:var(--c-primary-t);}
.main-nav a.is-active{color:var(--c-primary);font-weight:700;background:var(--c-primary-t);}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-primary);border-radius:2px;
}

.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:color .18s ease,border-color .18s ease,transform .18s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);}
.icon-btn:active{transform:translateY(1px);}
.nav-badge{
  font-size:12px;font-weight:500;line-height:1.6;
  color:#0F5F58;background:#DFF7F4;border:1px solid #B6ECE6;
  border-radius:var(--r-pill);padding:2px 10px;white-space:nowrap;
}

/* 按钮体系 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;
  padding:12px 26px;min-height:46px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  text-align:center;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(109,74,255,.26);}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;box-shadow:0 12px 28px rgba(74,47,214,.3);}
.btn-ghost{background:transparent;color:var(--c-text);border-color:var(--c-line);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:#fff;}
.btn-light{background:#fff;color:var(--c-ink);border-color:#fff;}
.btn-light:hover{background:var(--c-primary-t);color:var(--c-primary-d);border-color:var(--c-primary-t);}
.btn-action{background:var(--c-action);color:#fff;box-shadow:0 8px 20px rgba(255,106,43,.28);}
.btn-action:hover{background:#E85A1B;color:#fff;}
.btn-sm{padding:8px 18px;min-height:40px;font-size:14px;}
.btn-block{width:100%;}

/* 移动端汉堡与抽屉 */
.hamburger{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-text);display:none;align-items:center;justify-content:center;
  font-size:18px;cursor:pointer;
}
.drawer{
  position:fixed;inset:0 0 0 auto;width:82%;max-width:340px;
  background:var(--c-ink);color:#E9E7F2;
  z-index:120;transform:translateX(102%);
  transition:transform .26s ease;
  padding:24px 22px;display:flex;flex-direction:column;gap:20px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;color:#fff;}
.drawer-close{
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  background:transparent;color:#E9E7F2;font-size:18px;cursor:pointer;
}
.drawer-nav a{
  display:block;padding:14px 4px;font-size:16px;color:#CFCBDD;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer-nav a:hover{color:#fff;}
.drawer-nav a.is-active{color:#C0AEFF;font-weight:700;}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}
.drawer-foot .btn{width:100%;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,18,26,.5);z-index:110;opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
@media screen and (max-width:1023px){
  .main-nav,.nav-actions .nav-badge,.nav-actions .icon-btn{display:none;}
  .hamburger{display:inline-flex;}
  .nav-actions{gap:10px;}
}

/* ============ 面包屑 ============ */
.breadcrumb{padding:20px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--c-line);}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb [aria-current]{color:var(--c-text);font-weight:600;}

/* ============ 分类首屏 ============ */
.page-hero{padding:28px 0 0;}
.hero-panel{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-2);
  position:relative;
}
.hero-panel::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(109,74,255,.07) 1px,transparent 1px),
                   linear-gradient(0deg,rgba(109,74,255,.07) 1px,transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;padding:44px 44px 40px;}
.hero-copy{max-width:560px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:500;color:var(--c-primary-d);
  background:var(--c-primary-t);border-radius:var(--r-pill);
  padding:4px 14px;margin-bottom:16px;
}
.page-hero h1{
  font-size:46px;line-height:1.25;font-weight:800;letter-spacing:-.01em;
  color:var(--c-text);margin-bottom:14px;
}
.page-hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-lead{font-size:17px;line-height:1.85;color:var(--c-text-2);margin-bottom:22px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px;}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;}
.filter-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:500;color:var(--c-text-2);
  background:var(--c-bg);border:1px solid var(--c-line);
  border-radius:var(--r-pill);padding:6px 14px;
}
.filter-chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);}
.hero-visual img{width:100%;height:100%;min-height:300px;object-fit:cover;}
.hero-float{
  position:absolute;left:18px;bottom:18px;right:18px;
  background:rgba(255,255,255,.96);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:14px 16px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  box-shadow:var(--sh-2);
}
.hero-float .k{font-size:12px;color:var(--c-text-3);display:block;}
.hero-float .v{font-size:20px;font-weight:800;color:var(--c-action);}
.hero-float .state{
  font-size:12px;font-weight:500;color:#0F5F58;background:#DFF7F4;
  border:1px solid #B6ECE6;border-radius:var(--r-pill);padding:3px 10px;white-space:nowrap;
}
@media screen and (max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:28px;padding:32px 28px 30px;}
  .page-hero h1{font-size:34px;}
  .hero-visual img{min-height:220px;}
}
@media screen and (max-width:639px){
  .hero-grid{padding:24px 18px 22px;}
  .page-hero h1{font-size:28px;}
  .hero-lead{font-size:15px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-float{position:static;margin:0;border-radius:0;border:0;border-top:1px solid var(--c-line);box-shadow:none;}
  .hero-visual{border-radius:0;border:0;}
}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0;}
.section-tight{padding:72px 0;}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{
  font-size:32px;line-height:1.35;font-weight:700;letter-spacing:-.01em;color:var(--c-text);
  padding-bottom:14px;position:relative;
}
.section-head h2::after{
  content:"";position:absolute;left:0;bottom:0;width:48px;height:4px;border-radius:3px;
  background:var(--c-primary);
}
.section-head p{margin-top:14px;font-size:16px;color:var(--c-text-2);}
@media screen and (max-width:1023px){
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .section-head h2{font-size:26px;}
}
@media screen and (max-width:639px){
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .section-head h2{font-size:23px;}
}

/* ============ Z 字图文 ============ */
.zig-list{display:flex;flex-direction:column;gap:72px;}
.zig-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.zig-row.is-reverse .zig-media{order:2;}
.zig-media{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);
  box-shadow:var(--sh-2);position:relative;
}
.zig-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .3s ease;}
.zig-media:hover img{transform:scale(1.03);}
.zig-media .zig-index{
  position:absolute;left:16px;top:16px;
  background:var(--c-ink);color:#fff;font-size:13px;font-weight:700;
  border-radius:var(--r-pill);padding:4px 14px;letter-spacing:.5px;
}
.zig-body h2{font-size:26px;line-height:1.4;font-weight:700;color:var(--c-text);margin-bottom:12px;}
.zig-body .zig-desc{font-size:16px;color:var(--c-text-2);margin-bottom:18px;}
.check-list{margin-bottom:22px;}
.check-list li{
  position:relative;padding-left:30px;margin-bottom:10px;
  font-size:15px;line-height:1.8;color:var(--c-text);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;
  background:var(--c-primary-t);
  border:1px solid rgba(109,74,255,.4);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:13px;width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);
}
.zig-meta{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);
  margin-bottom:10px;
}
.zig-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
@media screen and (max-width:1023px){
  .zig-list{gap:52px;}
  .zig-row{grid-template-columns:1fr;gap:24px;}
  .zig-row.is-reverse .zig-media{order:0;}
  .zig-body h2{font-size:22px;}
}
@media screen and (max-width:639px){
  .zig-body h2{font-size:20px;}
  .zig-media img{aspect-ratio:16/10;}
}

/* ============ 保障条 ============ */
.guarantee{
  background:var(--c-ink);color:#E9E7F2;border-radius:var(--r-lg);
  padding:26px 28px;
  position:relative;overflow:hidden;
}
.guarantee::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(0deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none;
}
.guarantee .grid-x{position:relative;}
.g-item{display:flex;align-items:center;gap:12px;padding:10px 4px;}
.g-item i{
  width:36px;height:36px;border-radius:10px;flex:0 0 auto;
  background:rgba(109,74,255,.2);border:1px solid rgba(109,74,255,.45);
  color:#C0AEFF;display:inline-flex;align-items:center;justify-content:center;font-size:15px;
}
.g-item .g-title{font-size:14px;font-weight:600;color:#fff;line-height:1.5;}
.g-item .g-sub{font-size:12px;color:#8F8CA0;line-height:1.5;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;}
.faq-wrap .accordion{
  background:transparent;border:0;margin:0;
}
.faq-wrap .accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;
}
.faq-wrap .accordion-title{
  display:flex;align-items:center;gap:14px;
  padding:18px 22px 18px 20px;
  font-size:17px;font-weight:600;color:var(--c-text);
  background:var(--c-surface);border:0;border-left:4px solid var(--c-primary);
  transition:background-color .18s ease,color .18s ease;
}
.faq-wrap .accordion-title:hover{background:var(--c-primary-t);color:var(--c-primary-d);}
.faq-wrap .accordion-title::before{
  float:none;content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--c-primary);margin:0;order:2;margin-left:auto;
  transition:transform .22s ease;
}
.faq-wrap .accordion-item.is-active .accordion-title::before{content:"\f068";}
.faq-wrap .accordion-content{
  padding:0 22px 20px 38px;border:0;background:var(--c-surface);
  font-size:15px;line-height:1.85;color:var(--c-text-2);
}
@media screen and (max-width:639px){
  .faq-wrap .accordion-title{font-size:16px;padding:16px 16px 16px 16px;}
  .faq-wrap .accordion-content{padding:0 16px 18px 30px;}
}

/* ============ 底部 CTA ============ */
.cta-band{
  background:var(--c-ink-2);
  border-radius:var(--r-lg);
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(109,74,255,.35),transparent 70%);
}
.cta-band h2{font-size:26px;font-weight:700;color:#fff;line-height:1.4;margin-bottom:8px;}
.cta-band p{font-size:15px;color:#A9A6B8;}
.cta-band .cta-action{position:relative;flex:0 0 auto;}
@media screen and (max-width:1023px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 26px;}
  .cta-band .cta-action{width:100%;}
  .cta-band .cta-action .btn{width:100%;}
}
@media screen and (max-width:639px){
  .cta-band h2{font-size:21px;}
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-ink);color:#B9B6C4;
  padding:64px 0 28px;margin-top:0;
}
.site-footer .footer-cols{row-gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{
  width:32px;height:32px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-d));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;
}
.footer-brand .brand-text{color:#fff;font-weight:800;font-size:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:#8F8CA0;max-width:300px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:#B9B6C4;}
.footer-links a:hover{color:#C0AEFF;}
.footer-links li{font-size:14px;color:#8F8CA0;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#7E7B8C;
}
.footer-bottom a{color:#9A97A3;}
.footer-bottom a:hover{color:#C0AEFF;}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:90;
  width:46px;height:46px;border-radius:50%;border:0;
  background:var(--c-primary);color:#fff;font-size:16px;cursor:pointer;
  box-shadow:0 10px 26px rgba(109,74,255,.36);
  display:inline-flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .22s ease,visibility .22s ease,transform .22s ease,background-color .18s ease;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--c-primary-d);}
@media screen and (max-width:639px){
  .to-top{right:16px;bottom:16px;width:44px;height:44px;}
}

/* ============ Foundation 覆盖 ============ */
body,.button,button,input,select,textarea{font-family:var(--font-cn);}
a{color:var(--c-primary);}
.button{
  background:var(--c-primary);border-radius:var(--r-pill);font-weight:600;
}
.button:hover{background:var(--c-primary-d);}
.accordion{box-shadow:none;}
.grid-x{max-width:100%;}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
:root{
  --c-primary:#6D4AFF;
  --c-primary-d:#4A2FD6;
  --c-primary-t:#EFEAFF;
  --c-accent:#22D3C5;
  --c-action:#FF6A2B;
  --c-ink:#12121A;
  --c-ink-2:#1C1C27;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-line:#E7E3DC;
  --c-line-2:#F0EDE7;
  --c-text:#26242E;
  --c-text-2:#6B6876;
  --c-text-3:#9A97A3;
  --c-success:#25B07A;
  --c-warn:#E8A33D;
  --c-danger:#E5484D;
  --r-lg:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(18,18,26,.05);
  --sh-2:0 6px 20px rgba(18,18,26,.08);
  --sh-3:0 18px 44px rgba(18,18,26,.14);
  --gap-section:96px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.32;font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
input,select,textarea{font-family:inherit;font-size:16px;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(109,74,255,.35);border-radius:6px;}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:999;
  background:var(--c-primary);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;
}
.skip-link:focus{left:0;color:#fff;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding:var(--gap-section) 0;}
.section-tight{padding:56px 0;}
.section-ink{background:var(--c-ink);color:#EDEBF5;}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{font-size:32px;margin-bottom:14px;}
.section-head .rule{width:52px;height:4px;border-radius:2px;background:var(--c-primary);margin-bottom:18px;}
.section-head p{font-size:16px;color:var(--c-text-2);line-height:1.8;}
.section-ink .section-head h2{color:#fff;}
.section-ink .section-head p{color:#B9B6C4;}

/* 顶部活动条 */
.promo-bar{background:var(--c-ink);color:#EDEBF5;font-size:13px;}
.promo-inner{display:flex;align-items:center;gap:14px;min-height:40px;padding-top:6px;padding-bottom:6px;}
.promo-tag{
  background:var(--c-primary);color:#fff;font-size:12px;font-weight:500;
  padding:2px 10px;border-radius:var(--r-sm);white-space:nowrap;
}
.promo-text{flex:1 1 auto;margin:0;color:#C9C6D6;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.promo-count{display:flex;align-items:center;gap:8px;white-space:nowrap;}
.promo-label{color:#9A97A3;font-size:12px;}
.clock{
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
  background:rgba(109,74,255,.18);
  border:1px solid rgba(109,74,255,.45);
  color:#D9D2FF;
  border-radius:999px;
  padding:2px 12px;
  font-size:13px;
  letter-spacing:.05em;
}
.promo-close{
  background:transparent;border:1px solid rgba(255,255,255,.18);color:#B9B6C4;
  width:26px;height:26px;border-radius:50%;cursor:pointer;line-height:1;
  display:flex;align-items:center;justify-content:center;transition:.18s ease;
}
.promo-close:hover{background:rgba(255,255,255,.1);color:#fff;}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--c-surface);
  border-bottom:1px solid transparent;transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 4px 18px rgba(18,18,26,.07);}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-d));
  color:#fff;font-weight:700;font-size:19px;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{font-size:18px;font-weight:700;color:var(--c-text);letter-spacing:-.01em;}
.main-nav{flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.main-nav a{
  display:inline-block;padding:8px 12px;border-radius:999px;
  font-size:15px;color:var(--c-text-2);white-space:nowrap;transition:.18s ease;
}
.main-nav a:hover{color:var(--c-primary-d);background:var(--c-primary-t);}
.main-nav a.is-active{color:var(--c-primary-d);background:var(--c-primary-t);font-weight:500;}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-text-2);cursor:pointer;transition:.18s ease;
}
.icon-btn:hover{color:var(--c-primary-d);border-color:var(--c-primary);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-text);cursor:pointer;
}
.mobile-drawer{display:none;background:var(--c-ink);padding:16px 24px 26px;}
.mobile-drawer ul{margin-bottom:16px;}
.mobile-drawer a{display:block;color:#C9C6D6;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:16px;}
.mobile-drawer a.is-active{color:#fff;}
.mobile-drawer.is-open{display:block;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:11px 24px;border-radius:999px;
  font-size:15px;font-weight:500;cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(109,74,255,.28);}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;box-shadow:0 12px 28px rgba(109,74,255,.34);}
.btn-ghost{background:transparent;border-color:var(--c-line);color:var(--c-text);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-d);background:var(--c-primary-t);}
.btn-action{background:var(--c-action);color:#fff;}
.btn-action:hover{background:#E85A1C;color:#fff;}
.btn-light{background:#fff;color:var(--c-primary-d);}
.btn-light:hover{background:#F2EEFF;color:var(--c-primary-d);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.35);color:#fff;}
.btn-outline-light:hover{border-color:#fff;color:#fff;}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px;}
.btn-block{width:100%;}

/* 徽章与标签 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;padding:3px 10px;border-radius:var(--r-sm);line-height:1.6;
}
.badge-primary{background:var(--c-primary-t);color:var(--c-primary-d);}
.badge-accent{background:rgba(34,211,197,.14);color:#0E8C82;}
.badge-action{background:rgba(255,106,43,.13);color:#C64F17;}
.badge-live{
  background:rgba(109,74,255,.22);color:#D9D2FF;border:1px solid rgba(109,74,255,.5);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:999px;
  padding:7px 16px;font-size:14px;color:var(--c-text-2);
}
.tag i{color:var(--c-primary);}

/* 面包屑 */
.breadcrumb{padding:22px 0 0;font-size:13px;color:var(--c-text-3);}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li::after{content:"/";margin-left:8px;color:var(--c-line);}
.breadcrumb li:last-child::after{content:"";margin:0;}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary-d);}
.breadcrumb li[aria-current]{color:var(--c-text);}

/* Hero */
.page-hero{
  position:relative;overflow:hidden;
  padding:44px 0 76px;
  background:
    linear-gradient(180deg,rgba(247,245,241,0),rgba(247,245,241,.94)),
    linear-gradient(90deg,rgba(109,74,255,.05) 1px,transparent 1px) 0 0/72px 72px,
    linear-gradient(0deg,rgba(109,74,255,.05) 1px,transparent 1px) 0 0/72px 72px,
    var(--c-bg);
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(109,74,255,.18),rgba(109,74,255,0) 62%);
  pointer-events:none;
}
.hero-row{position:relative;z-index:1;margin-top:24px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-primary-t);color:var(--c-primary-d);
  font-size:13px;font-weight:500;padding:5px 14px;border-radius:999px;margin-bottom:18px;
}
.page-hero h1{font-size:44px;font-weight:800;margin-bottom:18px;}
.page-hero h1 em{font-style:normal;color:var(--c-primary-d);}
.hero-sub{font-size:17px;color:var(--c-text-2);max-width:620px;margin-bottom:24px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.hero-visual img{width:100%;height:340px;object-fit:cover;}
.float-card{
  position:absolute;left:18px;bottom:18px;right:18px;
  background:rgba(255,255,255,.96);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:14px 16px;backdrop-filter:blur(6px);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.float-card .fc-label{font-size:12px;color:var(--c-text-3);}
.float-card .fc-value{
  font-size:20px;font-weight:700;color:var(--c-action);
  font-variant-numeric:tabular-nums;
}
.float-card .fc-side{text-align:right;}

/* 保障条 */
.assure{background:var(--c-ink);color:#EDEBF5;padding:26px 0;}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.assure-item{display:flex;align-items:flex-start;gap:12px;}
.assure-item i{
  width:36px;height:36px;border-radius:var(--r-sm);flex:0 0 auto;
  background:rgba(109,74,255,.22);color:#C3B6FF;
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.assure-item strong{display:block;font-size:14px;font-weight:500;color:#fff;}
.assure-item span{font-size:13px;color:#9A97A3;line-height:1.7;}

/* 时间线 */
.timeline-wrap{position:relative;}
.timeline{position:relative;padding-left:0;}
.timeline::before{
  content:"";position:absolute;left:23px;top:14px;bottom:24px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,rgba(109,74,255,.28) 62%,rgba(109,74,255,0) 100%);
  border-radius:2px;
}
.tl-item{
  position:relative;padding-left:78px;margin-bottom:34px;
}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;left:0;top:2px;width:48px;height:48px;border-radius:50%;
  background:var(--c-surface);border:2px solid var(--c-primary);
  color:var(--c-primary-d);font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;box-shadow:0 4px 14px rgba(109,74,255,.18);
}
.tl-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px 26px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.tl-card h3{font-size:20px;margin-bottom:10px;}
.tl-card p{color:var(--c-text-2);font-size:15px;line-height:1.8;margin-bottom:0;}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.tl-shot{
  margin-top:16px;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);
}
.tl-shot img{width:100%;height:200px;object-fit:cover;transition:transform .3s ease;}
.tl-card:hover .tl-shot img{transform:scale(1.03);}

/* 权益双栏 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.split-visual{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.split-visual img{width:100%;height:380px;object-fit:cover;}
.check-list{margin-top:22px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--c-line);
  font-size:15px;color:var(--c-text-2);line-height:1.75;
}
.check-list li:last-child{border-bottom:none;}
.check-list i{color:var(--c-success);margin-top:5px;}
.check-list strong{color:var(--c-text);font-weight:500;}

/* 数据小卡 */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px;}
.stat{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--sh-1);
}
.stat .num{
  font-size:26px;font-weight:700;color:var(--c-primary-d);
  font-variant-numeric:tabular-nums;display:block;line-height:1.3;
}
.stat .lab{font-size:13px;color:var(--c-text-3);}

/* FAQ */
.faq-zone{max-width:900px;margin:0 auto;}
.accordion{border:none;background:transparent;}
.accordion .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-md);background:var(--c-surface);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion .accordion-title{
  font-size:17px;font-weight:500;color:var(--c-text);
  padding:18px 52px 18px 22px;border-left:4px solid var(--c-primary);
  position:relative;transition:background .18s ease,color .18s ease;
}
.accordion .accordion-title:hover{background:var(--c-primary-t);color:var(--c-primary-d);}
.accordion .accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--c-primary);transition:transform .2s ease;
}
.accordion .accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(180deg);}
.accordion .accordion-content{
  padding:4px 22px 20px;border-top:1px solid var(--c-line-2);
  font-size:15px;line-height:1.85;color:var(--c-text-2);background:var(--c-surface);
}

/* 分页 */
.pager{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:44px;flex-wrap:wrap;}
.pager a,.pager span{
  min-width:44px;height:44px;padding:0 16px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-text-2);font-size:14px;
  transition:.18s ease;
}
.pager a:hover{border-color:var(--c-primary);color:var(--c-primary-d);background:var(--c-primary-t);}
.pager .is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:500;}
.pager .is-disabled{color:var(--c-text-3);opacity:.6;}

/* 底部 CTA */
.cta-band{
  background:
    linear-gradient(90deg,rgba(109,74,255,.14) 1px,transparent 1px) 0 0/64px 64px,
    linear-gradient(0deg,rgba(109,74,255,.14) 1px,transparent 1px) 0 0/64px 64px,
    var(--c-ink-2);
  color:#EDEBF5;padding:56px 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;}
.cta-inner h2{font-size:28px;color:#fff;margin-bottom:10px;}
.cta-inner p{color:#B9B6C4;font-size:15px;margin:0;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* 页脚 */
.site-footer{background:var(--c-ink);color:#B9B6C4;padding:64px 0 26px;}
.footer-cols{padding-bottom:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;font-size:17px;}
.footer-brand .brand-text{color:#fff;font-size:17px;}
.footer-desc{font-size:14px;line-height:1.8;color:#8E8B9C;margin:0;max-width:280px;}
.footer-title{font-size:15px;color:#fff;margin:0 0 16px;font-weight:500;}
.footer-links li{font-size:14px;color:#8E8B9C;padding:6px 0;line-height:1.7;}
.footer-links a{color:#B9B6C4;}
.footer-links a:hover{color:#C3B6FF;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding-top:20px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#7C7989;
}
.footer-bottom p{margin:0;}
.footer-bottom a{color:#8E8B9C;}
.footer-bottom a:hover{color:#C3B6FF;}

/* 返回顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--c-primary);color:#fff;border:none;cursor:pointer;z-index:80;
  box-shadow:0 10px 26px rgba(109,74,255,.35);
  opacity:0;visibility:hidden;transform:translateY(10px);transition:.24s ease;
  display:flex;align-items:center;justify-content:center;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--c-primary-d);}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

@media (max-width:1024px){
  :root{--gap-section:72px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-actions .btn-sm,.header-actions .badge{display:none;}
  .page-hero h1{font-size:34px;}
  .section-head h2{font-size:26px;}
  .assure-grid{grid-template-columns:repeat(2,1fr);gap:18px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split-visual img{height:300px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
}
@media (max-width:768px){
  .container{padding-left:20px;padding-right:20px;}
  :root{--gap-section:64px;}
  .promo-text{display:none;}
  .page-hero{padding:32px 0 56px;}
  .page-hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-visual img{height:250px;}
  .timeline::before{left:19px;}
  .tl-item{padding-left:62px;}
  .tl-dot{width:40px;height:40px;font-size:14px;}
  .tl-card{padding:20px;}
  .stat-row{grid-template-columns:1fr;}
  .footer-desc{max-width:none;}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px;}
  .assure-grid{grid-template-columns:1fr;}
  .page-hero h1{font-size:27px;}
  .hero-visual img{height:210px;}
  .float-card{left:12px;right:12px;bottom:12px;}
  .float-card .fc-value{font-size:17px;}
  .hero-cta .btn{width:100%;}
  .tl-card h3{font-size:18px;}
  .accordion .accordion-title{font-size:16px;padding:16px 46px 16px 18px;}
  .cta-inner h2{font-size:23px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category4 */
:root{
  --c-primary:#6D4AFF;
  --c-primary-d:#4A2FD6;
  --c-primary-t:#EFEAFF;
  --c-accent:#22D3C5;
  --c-action:#FF6A2B;
  --c-ink:#12121A;
  --c-ink-2:#1C1C27;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-line:#E7E3DC;
  --c-line-2:#F0EDE7;
  --c-text:#26242E;
  --c-text-2:#6B6876;
  --c-text-3:#9A97A3;
  --c-success:#25B07A;
  --c-warn:#E8A33D;
  --c-error:#E5484D;
  --r-lg:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(18,18,26,.05);
  --sh-2:0 6px 20px rgba(18,18,26,.08);
  --sh-3:0 18px 44px rgba(18,18,26,.14);
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--c-primary-d)}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--c-text);letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
.num,time,.countdown,.rank-no,.score{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:200}
.skip-link:focus{left:0;color:#fff}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(109,74,255,.35);border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1320px}}

/* ---------- 顶部活动条 ---------- */
.topbar{background:var(--c-ink);color:#EDEBF5;font-size:13px}
.topbar-inner{display:flex;align-items:center;gap:14px;min-height:40px;padding-top:6px;padding-bottom:6px}
.topbar-tag{flex:none;background:var(--c-action);color:#fff;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;line-height:1.6}
.topbar-text{margin:0;flex:1;color:#C9C6D6;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{flex:none;display:flex;align-items:center;gap:10px}
.countdown{font-size:13px;font-weight:600;color:#fff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);padding:3px 10px;border-radius:999px;letter-spacing:.06em}
.topbar-close{background:transparent;border:0;color:#9C99AC;font-size:18px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:6px}
.topbar-close:hover{color:#fff}
.topbar.is-hidden{display:none}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--c-line-2);transition:box-shadow var(--ease)}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(18,18,26,.08);border-bottom-color:var(--c-line)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--c-text)}
.brand:hover{color:var(--c-text)}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-d));color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;letter-spacing:.02em}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:2px}
.main-nav a{display:block;padding:9px 13px;font-size:14.5px;font-weight:500;color:var(--c-text-2);border-radius:999px;white-space:nowrap}
.main-nav a:hover{color:var(--c-primary);background:var(--c-primary-t)}
.main-nav a.is-active{color:var(--c-primary);background:var(--c-primary-t);font-weight:600}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:8px}
.icon-btn{width:38px;height:38px;border-radius:50%;border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);cursor:pointer;display:flex;align-items:center;justify-content:center}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-t)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-text);font-size:18px;cursor:pointer;align-items:center;justify-content:center}

/* ---------- 按钮 / 徽章 ---------- */
.btn,.button{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
  text-decoration:none;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(109,74,255,.28)}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;box-shadow:0 10px 26px rgba(74,47,214,.32)}
.btn-ghost{background:transparent;color:var(--c-text);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-t)}
.btn-light{background:#fff;color:var(--c-ink);border-color:transparent}
.btn-light:hover{background:var(--c-primary-t);color:var(--c-primary-d)}
.btn-action{background:var(--c-action);color:#fff;box-shadow:0 6px 18px rgba(255,106,43,.26)}
.btn-action:hover{background:#E85C1F;color:#fff}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;line-height:1.7;padding:2px 10px;border-radius:999px;border:1px solid transparent}
.badge-primary{background:var(--c-primary-t);color:var(--c-primary-d);border-color:rgba(109,74,255,.18)}
.badge-accent{background:rgba(34,211,197,.14);color:#0E8C82;border-color:rgba(34,211,197,.28)}
.badge-action{background:rgba(255,106,43,.12);color:#C74914;border-color:rgba(255,106,43,.24)}
.badge-success{background:rgba(37,176,122,.12);color:#1B7E58;border-color:rgba(37,176,122,.24)}
.badge-ink{background:rgba(255,255,255,.12);color:#E6E4F0;border-color:rgba(255,255,255,.2)}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section--soft{background:var(--c-surface)}
.section--ink{background:var(--c-ink);color:#D7D5E2;position:relative;overflow:hidden}
.section--ink::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(to right,rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:120px 120px;
}
.section--ink>*{position:relative;z-index:1}
.section--ink h2,.section--ink h3{color:#fff}
.section-head{max-width:760px;margin-bottom:44px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--c-primary);background:var(--c-primary-t);padding:4px 12px;border-radius:999px;margin-bottom:14px}
.section--ink .eyebrow{background:rgba(109,74,255,.22);color:#C9BEFF}
.section-title{font-size:32px;font-weight:700;position:relative;padding-bottom:18px}
.section-title::after{content:"";display:block;width:48px;height:4px;border-radius:2px;background:var(--c-primary);margin-top:14px}
.section-head--center .section-title::after{margin-left:auto;margin-right:auto}
.section--ink .section-title::after{background:var(--c-accent)}
.section-sub{margin-top:14px;color:var(--c-text-2);font-size:15.5px}
.section--ink .section-sub{color:#A9A6BB}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:20px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:var(--c-text-3)}
.breadcrumb a{color:var(--c-text-2)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb [aria-current="page"]{color:var(--c-text-2)}

/* ---------- 内页 Hero ---------- */
.page-hero{background:var(--c-ink);color:#D7D5E2;position:relative;overflow:hidden;padding:34px 0 72px}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(to right,rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:120px 120px;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(109,74,255,.5),transparent 68%);
}
.page-hero>*{position:relative;z-index:1}
.page-hero .breadcrumb{padding-top:0;margin-bottom:24px}
.page-hero .breadcrumb a,.page-hero .breadcrumb ol,.page-hero .breadcrumb li+li::before{color:#8F8C9F}
.page-hero .breadcrumb a:hover{color:#fff}
.page-hero .breadcrumb [aria-current="page"]{color:#C9C6D6}
.hero-row{margin-top:8px}
.page-hero h1{color:#fff;font-size:44px;font-weight:800;letter-spacing:-.015em;margin:16px 0 0}
.hero-lead{margin-top:18px;font-size:16.5px;color:#B6B3C6;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:28px;font-size:14px;color:#A9A6BB}
.hero-facts li{display:flex;align-items:center;gap:8px}
.hero-facts i{color:var(--c-accent)}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.12);box-shadow:0 24px 60px rgba(0,0,0,.4)}
.hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-card{
  position:absolute;left:16px;right:16px;bottom:16px;background:rgba(18,18,26,.86);
  border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:14px 16px;backdrop-filter:blur(6px);
}
.hero-card .hero-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:#C9C6D6}
.hero-card strong{display:block;margin-top:6px;color:#fff;font-size:17px}

/* ---------- 保障条 ---------- */
.guard-bar{background:var(--c-primary-t);border-bottom:1px solid rgba(109,74,255,.12)}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:24px 0}
.guard-item{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:500;color:#3B3163}
.guard-item i{width:34px;height:34px;flex:none;border-radius:10px;background:#fff;color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:15px;box-shadow:var(--sh-1)}

/* ---------- 版本对照表 ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.filter-chip{display:inline-flex;align-items:center;font-size:13px;font-weight:500;color:var(--c-text-2);background:#fff;border:1px solid var(--c-line);border-radius:999px;padding:6px 16px;cursor:pointer;transition:all var(--ease)}
.filter-chip:hover{border-color:var(--c-primary);color:var(--c-primary)}
.filter-chip.is-on{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.table-wrap{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-lg);background:var(--c-surface);box-shadow:var(--sh-2);-webkit-overflow-scrolling:touch}
.table-wrap table{width:100%;margin:0;border-collapse:collapse;min-width:860px;background:transparent}
.table-wrap table thead th{
  position:sticky;top:0;z-index:2;background:var(--c-ink-2);color:#fff;
  font-size:13px;font-weight:600;letter-spacing:.02em;text-align:left;padding:15px 18px;white-space:nowrap;border:0;
}
.table-wrap table tbody td{padding:16px 18px;font-size:14.5px;color:var(--c-text-2);border-bottom:1px solid var(--c-line-2);vertical-align:middle}
.table-wrap table tbody tr:last-child td{border-bottom:0}
.table-wrap table tbody tr:hover td{background:#FBF9FF}
.table-wrap table tbody td strong{color:var(--c-text);font-weight:600;display:block;font-size:15px}
.table-wrap table tbody td .sub{display:block;font-size:12.5px;color:var(--c-text-3);margin-top:2px}
.tip-line{display:flex;align-items:flex-start;gap:10px;margin-top:18px;font-size:13.5px;color:var(--c-text-2);background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-md);padding:14px 16px}
.tip-line i{color:var(--c-warn);margin-top:3px}

/* ---------- 数据条 ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);overflow:hidden;background:rgba(255,255,255,.03)}
.stat-cell{padding:26px 22px;border-right:1px solid rgba(255,255,255,.1)}
.stat-cell:last-child{border-right:0}
.stat-cell .num{font-size:30px;font-weight:800;color:#fff;letter-spacing:-.02em;display:block}
.stat-cell .num em{font-size:15px;font-style:normal;color:var(--c-accent);margin-left:3px}
.stat-cell span{display:block;margin-top:6px;font-size:13.5px;color:#A9A6BB}

/* ---------- 榜单 ---------- */
.rank-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rank-card{position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);transition:transform var(--ease),box-shadow var(--ease);display:flex;flex-direction:column}
.rank-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.rank-card .rank-shot{position:relative;overflow:hidden;background:#EDEAF5}
.rank-card .rank-shot img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform var(--ease)}
.rank-card:hover .rank-shot img{transform:scale(1.03)}
.rank-no{position:absolute;left:14px;top:14px;width:40px;height:40px;border-radius:12px;background:var(--c-ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;box-shadow:0 6px 16px rgba(18,18,26,.35)}
.rank-card:nth-child(1) .rank-no{background:linear-gradient(135deg,var(--c-primary),var(--c-primary-d))}
.rank-body{padding:20px;display:flex;flex-direction:column;flex:1;gap:10px}
.rank-body h3{font-size:18px}
.rank-body p{font-size:14px;color:var(--c-text-2);line-height:1.75}
.rank-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--c-line-2)}
.score{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--c-action)}
.score i{color:var(--c-action);font-size:13px}
.rank-tags{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.accordion{margin:0;background:transparent;border:0}
.accordion::before,.accordion::after{display:none}
.accordion .accordion-item{border:1px solid var(--c-line);border-radius:var(--r-md);background:var(--c-surface);margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1)}
.accordion .accordion-item:last-child{margin-bottom:0}
.accordion .accordion-title{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16.5px;font-weight:600;color:var(--c-text);border:0;border-left:4px solid var(--c-primary);background:transparent;line-height:1.6}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:#FBF9FF;color:var(--c-primary-d)}
.accordion .accordion-title::before{display:none}
.accordion .accordion-title::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--c-text-3);transition:transform var(--ease);margin:0;position:static;flex:none}
.accordion .accordion-item.is-active .accordion-title::after{transform:rotate(180deg);color:var(--c-primary)}
.accordion .accordion-content{padding:0 20px 20px 24px;border:0;background:var(--c-surface);font-size:15px;line-height:1.85;color:var(--c-text-2)}
.accordion .accordion-content p{margin-bottom:.8em}

/* ---------- CTA 带 ---------- */
.cta-band{background:var(--c-ink);position:relative;overflow:hidden;padding:72px 0}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(to right,rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:120px 120px;
}
.cta-band::after{content:"";position:absolute;left:-120px;bottom:-180px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle at 40% 40%,rgba(34,211,197,.28),transparent 70%)}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-inner h2{color:#fff;font-size:30px}
.cta-inner p{margin-top:10px;color:#A9A6BB;font-size:15.5px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#B9B6C4;padding:64px 0 28px;font-size:14px}
.footer-cols{gap:32px 24px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:9px;font-size:17px}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:700}
.footer-desc{color:#8F8C9F;line-height:1.8;font-size:13.5px;margin-bottom:0}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-links li{margin-bottom:10px;color:#8F8C9F;font-size:13.5px;line-height:1.7}
.footer-links a{color:#B9B6C4}
.footer-links a:hover{color:#C9BEFF}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:#7E7B90}
.footer-bottom a{color:#8F8C9F}
.footer-bottom a:hover{color:#C9BEFF}

/* ---------- 返回顶部 ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;border:0;background:var(--c-primary);color:#fff;box-shadow:0 10px 26px rgba(74,47,214,.36);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(8px);transition:all var(--ease);z-index:80}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-d)}

/* ---------- 移动端抽屉 ---------- */
.nav-drawer{position:fixed;inset:0;z-index:120;display:none}
.nav-drawer.is-open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(18,18,26,.55)}
.drawer-panel{position:absolute;right:0;top:0;bottom:0;width:min(320px,86vw);background:var(--c-ink);color:#E4E2EE;padding:22px 20px;display:flex;flex-direction:column;gap:8px;overflow-y:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-head .brand-text{color:#fff;font-size:16px;font-weight:700}
.drawer-close{background:transparent;border:1px solid rgba(255,255,255,.18);color:#fff;width:36px;height:36px;border-radius:10px;font-size:18px;cursor:pointer}
.drawer-panel ul{margin-bottom:12px}
.drawer-panel li a{display:block;padding:13px 12px;border-radius:12px;color:#D3D0E0;font-size:15px}
.drawer-panel li a:hover,.drawer-panel li a.is-active{background:rgba(109,74,255,.22);color:#fff}
.drawer-panel .btn{margin-top:auto}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0}
  .section--tight{padding:52px 0}
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{display:none}
  .page-hero{padding:26px 0 56px}
  .page-hero h1{font-size:34px}
  .rank-grid{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-cell:nth-child(2){border-right:0}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid rgba(255,255,255,.1)}
  .cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .container{padding:0 16px}
  .section{padding:60px 0}
  .section-head{margin-bottom:32px}
  .section-title{font-size:23px}
  .page-hero h1{font-size:28px}
  .hero-lead{font-size:15.5px}
  .hero-cta{gap:12px}
  .hero-cta .btn{flex:1 1 auto}
  .brand-name{font-size:16px}
  .topbar-text{font-size:12px}
  .guard-grid{grid-template-columns:repeat(2,1fr);gap:12px;padding:18px 0}
  .guard-item{font-size:13px;gap:9px}
  .rank-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}
  .stat-cell:last-child{border-bottom:0}
  .cta-band{padding:56px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .to-top{right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}