/* roulang page: index */
:root{
  --ink-900:#0B1411;
  --ink-800:#12211B;
  --ink-700:#1B3028;
  --brand-500:#12B27A;
  --lime-400:#C9F24D;
  --orange-500:#FF6A2B;
  --bg-50:#F6F8F5;
  --surface:#FFFFFF;
  --text-900:#16201B;
  --text-600:#5A6B62;
  --text-400:#93A29A;
  --line:#E3EAE4;
  --line-dark:#22332B;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(11,20,17,.06), 0 10px 26px -14px rgba(11,20,17,.20);
  --shadow-2:0 2px 4px rgba(11,20,17,.08), 0 22px 44px -20px rgba(11,20,17,.30);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:"Oswald","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::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:1.85;
  color:var(--text-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--text-900);font-weight:800;line-height:1.3;}
p{margin:0;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:34px;font-weight:800;letter-spacing:-.01em;}
.section-head h2::before{
  content:"";display:inline-block;width:10px;height:10px;border-radius:3px;
  background:var(--lime-400);margin-right:12px;vertical-align:2px;
}
.section-head p{margin-top:10px;color:var(--text-600);max-width:640px;}
.section-head .link-more{white-space:nowrap;font-weight:700;color:var(--text-900);}
.section-head .link-more i{margin-left:6px;transition:transform .22s ease;}
.section-head .link-more:hover i{transform:translateX(4px);}

/* 顶部活动状态条 */
.topbar{background:var(--ink-900);color:var(--lime-400);font-size:13px;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;}
.topbar-left{display:flex;align-items:center;gap:10px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.dot-pulse{width:8px;height:8px;border-radius:50%;background:var(--orange-500);flex:0 0 auto;animation:pulse 1.6s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.78);}}
.topbar-right{display:flex;align-items:center;gap:14px;}
.countdown{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.06em;color:#fff;}
.pill-badge{
  background:rgba(201,242,77,.14);border:1px solid rgba(201,242,77,.35);color:var(--lime-400);
  border-radius:var(--radius-pill);padding:2px 10px;font-size:12px;font-weight:700;
}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:60;background:var(--ink-900);transition:box-shadow .25s ease;}
.site-header.is-scrolled{box-shadow:var(--shadow-2);border-bottom:1px solid rgba(201,242,77,.18);}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;background:linear-gradient(140deg,var(--brand-500),var(--lime-400));
  position:relative;flex:0 0 auto;
}
.logo-mark::after{
  content:"";position:absolute;inset:9px 8px;border-radius:999px;
  border:2.5px solid var(--ink-900);border-right-color:transparent;transform:rotate(-32deg);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-text b{color:#fff;font-size:17px;font-weight:800;letter-spacing:.01em;}
.logo-text span{color:var(--text-400);font-size:11px;letter-spacing:.12em;}
.nav-menu{display:flex;align-items:center;gap:28px;}
.nav-menu a{
  position:relative;color:#D7E1DA;font-size:15px;padding:6px 0;transition:color .18s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:4px;border-radius:4px;
  background:var(--lime-400);transform:translateX(-50%);transition:width .16s ease;
}
.nav-menu a:hover{color:var(--lime-400);}
.nav-menu a:hover::after{width:100%;}
.nav-menu a.is-active{color:var(--lime-400);}
.nav-menu a.is-active::after{width:100%;}
.nav-right{display:flex;align-items:center;gap:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);font-weight:700;font-size:15px;
  padding:12px 24px;min-height:44px;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--lime-400);color:var(--ink-900);box-shadow:0 10px 24px -14px rgba(201,242,77,.9);}
.btn-primary:hover{background:#D8FA6A;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border:1px solid var(--line-dark);color:#E6EFE9;background:transparent;}
.btn-ghost:hover{background:rgba(18,178,122,.14);border-color:var(--lime-400);color:#fff;}
.btn-outline-light{border:1px solid rgba(255,255,255,.24);color:#fff;}
.btn-outline-light:hover{border-color:var(--lime-400);background:rgba(201,242,77,.10);color:var(--lime-400);}
.btn-outline-dark{border:1px solid var(--line);color:var(--text-900);background:#fff;}
.btn-outline-dark:hover{border-color:var(--brand-500);background:rgba(18,178,122,.07);}
.btn-block{width:100%;}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.nav-cta-badge{
  background:rgba(11,20,17,.16);border-radius:var(--radius-pill);font-size:11px;font-weight:700;
  padding:2px 8px;margin-left:4px;
}
.nav-burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-dark);
  color:var(--lime-400);align-items:center;justify-content:center;font-size:18px;
}
.nav-burger:hover{background:rgba(201,242,77,.10);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--ink-900);padding:22px 22px 26px;
  display:flex;flex-direction:column;gap:6px;
  transform:translateY(-102%);transition:transform .28s ease;overflow-y:auto;
}
body.drawer-open .drawer{transform:translateY(0);}
body.drawer-open{overflow:hidden;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-dark);color:#fff;font-size:18px;}
.drawer a.drawer-link{
  color:#EAF2EC;font-size:20px;font-weight:700;padding:16px 4px;border-bottom:1px solid var(--line-dark);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer a.drawer-link i{color:var(--brand-500);}
.drawer a.drawer-link.is-active{color:var(--lime-400);}
.drawer-foot{margin-top:auto;padding-top:24px;}

/* Hero */
.hero{position:relative;background:var(--ink-900);overflow:hidden;padding:72px 0 84px;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(201,242,77,.07) 0 2px,transparent 2px 62px);
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,178,122,.28),transparent 68%);pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;min-height:520px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;background:rgba(201,242,77,.12);
  border:1px solid rgba(201,242,77,.32);color:var(--lime-400);border-radius:var(--radius-pill);
  padding:6px 14px;font-size:13px;font-weight:700;margin-bottom:22px;
}
.hero h1{color:#fff;font-size:52px;font-weight:900;line-height:1.15;letter-spacing:-.02em;}
.hero h1 em{font-style:normal;color:var(--lime-400);}
.hero-sub{margin-top:20px;color:#B9C7BF;font-size:17px;max-width:560px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-qr{
  display:flex;align-items:center;gap:14px;background:var(--ink-800);border:1px solid var(--line-dark);
  border-radius:var(--radius-card);padding:14px 18px;margin-top:26px;max-width:380px;
}
.hero-qr .qr-box{
  width:74px;height:74px;border-radius:12px;flex:0 0 auto;
  background:#fff;display:grid;place-items:center;
}
.hero-qr .qr-box i{font-size:38px;color:var(--ink-900);}
.hero-qr b{display:block;color:#fff;font-size:15px;}
.hero-qr span{font-size:13px;color:var(--text-400);}
.hero-trust{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line-dark);}
.hero-trust div b{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--lime-400);font-size:22px;font-weight:700;}
.hero-trust div span{font-size:13px;color:var(--text-400);}
.hero-visual{position:relative;}
.hero-visual .shot{
  border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line-dark);box-shadow:var(--shadow-2);
}
.hero-visual .shot img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.float-card{
  position:absolute;left:-26px;bottom:-30px;width:238px;background:var(--ink-800);
  border:1px solid var(--line-dark);border-top:2px solid var(--lime-400);
  border-radius:var(--radius-card);padding:16px 18px;box-shadow:var(--shadow-2);
}
.float-card .stars{color:var(--orange-500);font-size:13px;letter-spacing:2px;}
.float-card strong{display:block;color:#fff;font-size:14px;margin-top:8px;line-height:1.6;}
.float-card span{display:block;color:var(--text-400);font-size:12px;margin-top:8px;}

/* Bento 价值主张 */
.bento{display:grid;grid-template-columns:1.35fr 1fr 1fr;grid-template-rows:auto auto;gap:24px;}
.bento-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-1);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.bento-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2);}
.bento-card.bento-lg{grid-row:span 2;display:flex;flex-direction:column;padding:0;overflow:hidden;}
.bento-card.bento-lg .bento-img{overflow:hidden;}
.bento-card.bento-lg .bento-img img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease;}
.bento-card.bento-lg:hover .bento-img img{transform:scale(1.04);}
.bento-card.bento-lg .bento-body{padding:26px 28px 30px;}
.bento-card.bento-wide{grid-column:span 2;display:flex;align-items:center;gap:22px;}
.icon-chip{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(18,178,122,.12);color:var(--brand-500);font-size:19px;flex:0 0 auto;
}
.bento-card h3{font-size:20px;margin-bottom:10px;}
.bento-card p{font-size:15px;color:var(--text-600);}
.bento-card .go{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-weight:700;color:var(--text-900);font-size:14px;}
.bento-card .go i{transition:transform .2s ease;}
.bento-card:hover .go i{transform:translateX(4px);}
.metric-inline{display:flex;gap:28px;flex-wrap:wrap;margin-top:18px;}
.metric-inline b{font-family:var(--font-num);font-size:24px;color:var(--brand-500);display:block;}
.metric-inline span{font-size:13px;color:var(--text-400);}

/* 功能轮播 */
.shots{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:32px;box-shadow:var(--shadow-1);}
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px;}
.tab-btn{
  border-radius:var(--radius-pill);border:1px solid var(--line);padding:10px 20px;
  font-size:14px;font-weight:700;color:var(--text-600);background:#fff;min-height:44px;
  transition:all .18s ease;
}
.tab-btn:hover{border-color:var(--brand-500);color:var(--text-900);}
.tab-btn.is-active{background:var(--ink-900);border-color:var(--ink-900);color:var(--lime-400);}
.shot-stage{position:relative;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);}
.shot-panel{display:none;}
.shot-panel.is-active{display:block;animation:fade .3s ease;}
@keyframes fade{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
.shot-panel img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.shot-caption{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 22px;background:var(--bg-50);border-top:1px solid var(--line);}
.shot-caption h3{font-size:18px;margin-bottom:4px;}
.shot-caption p{font-size:14px;}
.shot-nav{display:flex;align-items:center;gap:12px;}
.circle-btn{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;color:var(--text-900);transition:all .18s ease;
}
.circle-btn:hover{border-color:var(--brand-500);background:rgba(18,178,122,.08);}
.page-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--text-400);font-size:14px;}
.page-num b{color:var(--text-900);font-size:17px;}

/* 系统要求 */
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.spec-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-1);transition:transform .25s ease,border-color .25s ease;
}
.spec-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);}
.spec-card .head{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.spec-card .head i{font-size:22px;color:var(--brand-500);}
.spec-card .head h3{font-size:17px;}
.spec-card dl{margin:0;}
.spec-card dl div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);}
.spec-card dl div:last-child{border-bottom:0;}
.spec-card dt{font-size:13px;color:var(--text-400);}
.spec-card dd{margin:0;font-size:13.5px;color:var(--text-900);font-weight:600;text-align:right;}

/* 评价墙 */
.review-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start;}
.review-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);transition:transform .25s ease,border-color .25s ease;
}
.review-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);}
.review-card.offset{margin-top:32px;}
.review-card .stars{color:var(--orange-500);font-size:13px;letter-spacing:3px;}
.review-card blockquote{margin:14px 0 18px;font-size:15px;color:var(--text-600);line-height:1.8;}
.review-user{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;
  background:rgba(18,178,122,.14);color:var(--brand-500);font-weight:800;font-size:15px;
}
.review-user b{display:block;font-size:14px;color:var(--text-900);}
.review-user span{font-size:12px;color:var(--text-400);}
.source-tag{margin-left:auto;font-size:11px;color:var(--text-400);border:1px solid var(--line);border-radius:var(--radius-badge);padding:2px 8px;}

/* 深色下载区 */
.cta-band{
  position:relative;background:var(--ink-900);border-radius:24px;overflow:hidden;
  padding:52px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(201,242,77,.06) 0 2px,transparent 2px 58px);
}
.cta-band h2{color:#fff;font-size:32px;position:relative;}
.cta-band > div{position:relative;}
.cta-band p{color:#B9C7BF;margin-top:14px;max-width:520px;}
.dl-list{display:flex;flex-direction:column;gap:12px;margin-top:26px;max-width:520px;}
.dl-btn{
  display:flex;align-items:center;gap:16px;background:var(--ink-800);border:1px solid var(--line-dark);
  border-radius:var(--radius-card);padding:15px 20px;color:#fff;transition:all .2s ease;min-height:64px;
}
.dl-btn:hover{border-color:var(--lime-400);background:rgba(201,242,77,.07);transform:translateX(4px);}
.dl-btn i:first-child{font-size:22px;color:var(--lime-400);}
.dl-btn b{display:block;font-size:15px;}
.dl-btn .meta{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:12px;color:var(--text-400);}
.dl-btn .arrow{margin-left:auto;color:var(--text-400);}
.qr-card{
  background:var(--ink-800);border:1px solid var(--line-dark);border-top:2px solid var(--lime-400);
  border-radius:var(--radius-card);padding:28px;text-align:center;
}
.qr-card .qr-box{
  width:168px;height:168px;margin:0 auto 18px;background:#fff;border-radius:var(--radius-img);
  display:grid;place-items:center;
}
.qr-card .qr-box i{font-size:88px;color:var(--ink-900);}
.qr-card b{display:block;color:#fff;font-size:16px;}
.qr-card span{display:block;color:var(--text-400);font-size:13px;margin-top:10px;}
.qr-meta{display:flex;justify-content:center;gap:18px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line-dark);}
.qr-meta div{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:12px;color:var(--text-400);}
.qr-meta div b{font-size:15px;color:var(--lime-400);}

/* 最新信息 */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.news-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2);}
.news-card a{display:flex;flex-direction:column;height:100%;}
.news-thumb{overflow:hidden;}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.badge{
  display:inline-block;background:rgba(201,242,77,.20);color:#2C5A16;border-radius:var(--radius-badge);
  padding:3px 10px;font-size:12px;font-weight:700;align-self:flex-start;
}
.badge.badge-orange{background:rgba(255,106,43,.14);color:#B8410F;}
.news-body h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{font-size:14px;color:var(--text-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta-row{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);font-size:12px;color:var(--text-400);
}
.meta-row .num{font-size:12.5px;}
.empty-state{
  grid-column:1/-1;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-card);
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  color:var(--text-400);text-align:center;padding:30px;
}
.empty-state i{font-size:30px;color:var(--brand-500);}
.empty-state p{font-size:14px;}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 26px;align-items:start;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:rgba(18,178,122,.45);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:12px;text-align:left;
  padding:18px 22px;font-size:15.5px;font-weight:700;color:var(--text-900);min-height:44px;
}
.faq-q::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime-400);flex:0 0 auto;}
.faq-q i{margin-left:auto;color:var(--text-400);transition:transform .2s ease;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--brand-500);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-item.is-open .faq-a{max-height:400px;}
.faq-a p{padding:0 22px 20px 42px;font-size:14.5px;line-height:1.8;background:transparent;}

/* 页脚 */
.site-footer{background:var(--ink-900);color:var(--text-400);padding:70px 0 0;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{font-size:14px;line-height:1.8;margin-top:18px;max-width:320px;}
.footer-col h4{color:var(--lime-400);font-size:14px;letter-spacing:.08em;font-weight:700;margin-bottom:18px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:var(--text-400);transition:color .18s ease;}
.footer-col a:hover{color:#fff;}
.footer-col a i{font-size:11px;margin-right:6px;color:var(--brand-500);}
.footer-bottom{
  margin-top:54px;border-top:1px solid var(--line-dark);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:13px;flex-wrap:wrap;
}
.footer-bottom .tools{display:flex;gap:18px;}
.footer-bottom .tools span{cursor:default;}
.footer-bottom .tools span:hover{color:var(--lime-400);}

@media (max-width:1279px){
  .container{max-width:1080px;}
  .hero h1{font-size:44px;}
  .news-grid{grid-template-columns:repeat(3,1fr);}
  .spec-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1023px){
  .nav-menu,.nav-right .btn-primary{display:none;}
  .nav-burger{display:flex;}
  .section{padding:64px 0;}
  .hero-grid{grid-template-columns:1fr;gap:44px;min-height:auto;}
  .hero h1{font-size:38px;}
  .bento{grid-template-columns:1fr 1fr;}
  .bento-card.bento-lg{grid-column:span 2;grid-row:auto;}
  .bento-card.bento-wide{grid-column:span 2;}
  .review-wall{grid-template-columns:1fr 1fr;}
  .review-card.offset{margin-top:0;}
  .cta-band{grid-template-columns:1fr;padding:40px;gap:34px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .faq-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .float-card{left:0;bottom:-24px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .section{padding:44px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .section-head h2{font-size:26px;}
  .topbar-left{max-width:180px;}
  .topbar .pill-badge{display:none;}
  .hero{padding:48px 0 60px;}
  .hero h1{font-size:32px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .hero-trust{gap:18px;}
  .bento{grid-template-columns:1fr;}
  .bento-card.bento-lg,.bento-card.bento-wide{grid-column:span 1;}
  .bento-card.bento-wide{flex-direction:column;align-items:flex-start;}
  .shots{padding:20px;}
  .tabs{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory;}
  .tab-btn{flex:0 0 auto;scroll-snap-align:start;}
  .shot-caption{flex-direction:column;align-items:flex-start;}
  .shot-nav{display:none;}
  .spec-grid{grid-template-columns:1fr;}
  .review-wall{grid-template-columns:1fr;}
  .cta-band{padding:28px 22px;border-radius:18px;}
  .cta-band h2{font-size:25px;}
  .qr-card .qr-box{width:140px;height:140px;}
  .news-grid{grid-template-columns:1fr;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px 38px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .hero h1{font-size:28px;}
  .hero-qr{flex-direction:column;align-items:flex-start;}
  .float-card{display:none;}
}

/* roulang page: category1 */
:root{
  --ink-900:#0B1411;
  --ink-800:#12211B;
  --ink-700:#1B3028;
  --brand-500:#12B27A;
  --lime-400:#C9F24D;
  --orange-500:#FF6A2B;
  --bg-50:#F6F8F5;
  --surface:#FFFFFF;
  --text-900:#16201B;
  --text-600:#5A6B62;
  --text-400:#93A29A;
  --line:#E3EAE4;
  --line-dark:#22332B;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(11,20,17,.06),0 10px 26px -14px rgba(11,20,17,.20);
  --shadow-2:0 2px 4px rgba(11,20,17,.08),0 22px 44px -20px rgba(11,20,17,.30);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:"Oswald","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,dl,dd,dt,figure{margin:0}
h1,h2,h3,h4{color:var(--text-900);font-weight:800;letter-spacing:.01em}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--dark{background:var(--ink-900);color:var(--text-400)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:34px;line-height:1.25;font-weight:800;position:relative;padding-left:20px}
.section-head h2::before{content:"";position:absolute;left:0;top:.28em;width:6px;height:1.05em;border-radius:3px;background:var(--lime-400)}
.section-head p{margin-top:14px;font-size:16px;color:var(--text-600)}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head p{color:var(--text-400)}

/* 顶部活动状态条 */
.topbar{background:var(--ink-900);color:var(--lime-400);font-size:13px;height:36px;display:flex;align-items:center;border-bottom:1px solid var(--line-dark)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--orange-500);flex:0 0 auto;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,106,43,.55)}50%{opacity:.55;box-shadow:0 0 0 6px rgba(255,106,43,0)}}
.topbar-left span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.countdown{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:#fff;letter-spacing:.08em}
.topbar-badge{background:rgba(201,242,77,.14);border:1px solid rgba(201,242,77,.38);color:var(--lime-400);border-radius:var(--radius-pill);padding:1px 10px;font-size:12px}

/* 导航 */
.site-header{position:sticky;top:0;z-index:80;background:var(--ink-900);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease}
.site-header.is-scrolled{box-shadow:var(--shadow-2);border-bottom-color:var(--line-dark)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--brand-500),#0C8A5E);position:relative;flex:0 0 auto;overflow:hidden}
.logo-mark::before{content:"";position:absolute;inset:7px;border:2px solid rgba(255,255,255,.9);border-radius:50%;transform:rotate(-28deg);clip-path:inset(0 0 40% 0)}
.logo-mark::after{content:"";position:absolute;right:6px;bottom:6px;width:11px;height:11px;border-radius:50%;background:var(--lime-400)}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:19px;font-weight:900;color:#fff;letter-spacing:.02em}
.logo-text span{font-size:11px;letter-spacing:.12em;color:var(--text-400)}
.nav-menu{display:flex;align-items:center;gap:28px;flex:1 1 auto;justify-content:center}
.nav-menu a{position:relative;font-size:15px;color:rgba(255,255,255,.76);padding:6px 0;white-space:nowrap}
.nav-menu a::after{content:"";position:absolute;left:50%;bottom:-2px;width:0;height:4px;border-radius:2px;background:var(--lime-400);transform:translateX(-50%);transition:width .16s ease}
.nav-menu a:hover{color:var(--lime-400)}
.nav-menu a:hover::after{width:100%}
.nav-menu a.is-active{color:#fff;font-weight:700}
.nav-menu a.is-active::after{width:22px}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-cta-badge{margin-left:8px;background:rgba(11,20,17,.16);border-radius:var(--radius-pill);padding:1px 8px;font-family:var(--font-num);font-size:12px;font-variant-numeric:tabular-nums}
.nav-burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-dark);color:#fff;font-size:17px;align-items:center;justify-content:center}
.nav-burger:hover{background:rgba(255,255,255,.06)}

/* 移动抽屉 */
.nav-drawer{position:fixed;inset:0;z-index:120;background:var(--ink-900);display:none;flex-direction:column;padding:22px 24px 26px}
.nav-drawer.is-open{display:flex}
.nav-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.nav-drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-dark);color:#fff;font-size:18px}
.nav-drawer-list{display:flex;flex-direction:column;gap:4px;flex:1 1 auto;overflow:auto}
.nav-drawer-list a{font-size:20px;font-weight:700;color:rgba(255,255,255,.82);padding:14px 4px;border-bottom:1px solid var(--line-dark)}
.nav-drawer-list a.is-active{color:var(--lime-400)}
.nav-drawer-foot{margin-top:18px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:var(--radius-pill);font-weight:700;font-size:15px;padding:13px 26px;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;border:1px solid transparent;min-height:46px;text-align:center}
.btn-primary{background:var(--lime-400);color:var(--ink-900)}
.btn-primary:hover{background:#d6f96a;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:scale(.98)}
.btn-outline{border-color:var(--line);color:var(--text-900);background:var(--surface)}
.btn-outline:hover{border-color:var(--lime-400);background:rgba(18,178,122,.08);color:var(--ink-900)}
.btn-outline-dark{border-color:var(--line-dark);color:#fff;background:transparent}
.btn-outline-dark:hover{border-color:var(--lime-400);background:rgba(18,178,122,.12)}
.btn-lg{padding:16px 32px;font-size:16px;min-height:54px}
.btn-block{width:100%}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--brand-500);padding:0}
.btn-ghost i{transition:transform .18s ease}
.btn-ghost:hover i{transform:translateX(4px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* 徽章与标签 */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:var(--radius-badge);font-size:12px;padding:3px 9px;background:rgba(18,178,122,.12);color:#0B7A55;font-weight:700}
.badge-lime{background:rgba(201,242,77,.22);color:#5C7712}
.badge-hot{background:rgba(255,106,43,.14);color:#C74A15}
.badge-dark{background:rgba(255,255,255,.08);color:var(--lime-400);border:1px solid var(--line-dark)}
.chip{display:inline-flex;align-items:center;gap:8px;border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--surface);padding:9px 16px;font-size:14px;color:var(--text-600);transition:all .18s ease}
.chip:hover{border-color:var(--brand-500);color:var(--ink-900);background:rgba(18,178,122,.06)}

/* Hero */
.hero{position:relative;background:var(--ink-900);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center right;opacity:.34}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,20,17,.96) 0%,rgba(11,20,17,.86) 46%,rgba(11,20,17,.52) 100%)}
.hero .container{position:relative;z-index:2;padding-top:76px;padding-bottom:76px}
.hero-inner{max-width:760px}
.hero-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-400);margin-bottom:20px}
.hero-crumb a:hover{color:var(--lime-400)}
.hero-crumb span{color:rgba(255,255,255,.5)}
.hero h1{font-size:52px;line-height:1.15;font-weight:900;color:#fff;letter-spacing:.01em}
.hero h1 em{font-style:normal;color:var(--lime-400)}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.72);max-width:660px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:38px;max-width:640px;border-top:1px solid var(--line-dark);padding-top:26px}
.hero-stats dt{font-size:12px;letter-spacing:.1em;color:var(--text-400)}
.hero-stats dd{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:#fff;margin-top:4px;line-height:1.2}
.hero-stats dd small{font-size:13px;color:var(--text-400);font-family:var(--font-sans);font-weight:400;margin-left:4px}

/* 下载面板 */
.dl-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:32px;margin-top:-46px;position:relative;z-index:5}
.platform-tabs{display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:18px}
.tab-btn{display:inline-flex;align-items:center;gap:8px;border-radius:var(--radius-pill);padding:10px 20px;font-size:15px;font-weight:700;color:var(--text-600);border:1px solid var(--line);background:var(--bg-50);transition:all .18s ease}
.tab-btn:hover{border-color:var(--brand-500);color:var(--ink-900)}
.tab-btn.is-active{background:var(--ink-900);border-color:var(--ink-900);color:var(--lime-400)}
.tab-panel{display:none;padding-top:26px}
.tab-panel.is-active{display:block;animation:fadeUp .3s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.dl-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:32px;align-items:start}
.dl-title{font-size:22px;font-weight:800;color:var(--text-900)}
.dl-desc{margin-top:10px;font-size:15px;color:var(--text-600)}
.meta-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:22px 0 24px;padding:16px;background:var(--bg-50);border:1px solid var(--line);border-radius:var(--radius-img)}
.meta-row dt{font-size:12px;color:var(--text-400);letter-spacing:.04em}
.meta-row dd{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:17px;font-weight:700;color:var(--text-900);margin-top:2px}
.dl-actions{display:flex;flex-wrap:wrap;gap:12px}
.dl-note{margin-top:16px;font-size:13px;color:var(--text-400);display:flex;align-items:flex-start;gap:8px}
.dl-note i{color:var(--brand-500);margin-top:4px}
.qr-card{border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--bg-50);padding:24px;text-align:center}
.qr-box{width:150px;height:150px;margin:0 auto 14px;border-radius:var(--radius-img);background:var(--surface);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--text-400);font-size:34px}
.qr-card h3{font-size:16px;font-weight:700}
.qr-card p{font-size:13px;color:var(--text-400);margin-top:6px}
.qr-time{margin-top:14px;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:13px;color:var(--text-600)}

/* 系统要求规格卡 */
.spec-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.spec-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:24px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.spec-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2)}
.spec-icon{width:44px;height:44px;border-radius:12px;background:rgba(18,178,122,.1);color:var(--brand-500);display:flex;align-items:center;justify-content:center;font-size:19px}
.spec-card h3{margin-top:16px;font-size:18px;font-weight:700}
.spec-card dl{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.spec-card dl div{display:flex;justify-content:space-between;gap:10px;border-bottom:1px dashed var(--line);padding-bottom:8px}
.spec-card dl div:last-child{border-bottom:0;padding-bottom:0}
.spec-card dt{font-size:13px;color:var(--text-400);flex:0 0 auto}
.spec-card dd{font-size:13px;color:var(--text-900);font-weight:600;text-align:right}

/* 时间轴 */
.timeline{position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--line)}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-28px;top:6px;width:16px;height:16px;border-radius:50%;background:var(--surface);border:2px solid var(--lime-400);box-shadow:0 0 0 4px rgba(201,242,77,.18)}
.tl-date{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;color:var(--brand-500);font-weight:700;letter-spacing:.04em}
.tl-item h3{margin-top:4px;font-size:18px;font-weight:700}
.tl-item p{margin-top:6px;font-size:15px}
.tl-item ul{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.tl-item ul li{position:relative;padding-left:16px;font-size:14px;color:var(--text-600)}
.tl-item ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--brand-500)}

/* 图文区块 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.split-media{border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1)}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease}
.split-media:hover img{transform:scale(1.04)}
.split-body h2{font-size:30px;line-height:1.3;font-weight:800}
.split-body p{margin-top:14px;font-size:16px}
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--text-600)}
.check-list i{color:var(--brand-500);margin-top:5px}

/* 数据条 */
.data-band{background:linear-gradient(90deg,var(--lime-400),#A9E03B);border-radius:var(--radius-card);padding:26px 32px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;box-shadow:var(--shadow-1)}
.data-band div{text-align:center}
.data-band strong{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--ink-900);line-height:1.2}
.data-band span{font-size:13px;color:rgba(11,20,17,.72)}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .2s ease}
.faq-item.is-open{border-color:rgba(18,178,122,.45)}
.faq-q{width:100%;display:flex;align-items:center;gap:12px;padding:18px 20px;text-align:left;font-size:16px;font-weight:700;color:var(--text-900)}
.faq-q .dot{width:8px;height:8px;border-radius:50%;background:var(--lime-400);flex:0 0 auto}
.faq-q .arrow{margin-left:auto;color:var(--text-400);transition:transform .2s ease;font-size:14px}
.faq-item.is-open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{display:none;padding:0 20px 20px 40px;font-size:15px;line-height:1.8;background:var(--surface)}
.faq-item.is-open .faq-a{display:block;background:var(--bg-50)}

/* CTA */
.cta-band{position:relative;background:var(--ink-900);border-radius:24px;overflow:hidden;padding:52px}
.cta-band::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.2}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,20,17,.94),rgba(11,20,17,.62))}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center}
.cta-inner h2{font-size:32px;line-height:1.3;font-weight:800;color:#fff}
.cta-inner p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.7);max-width:560px}
.cta-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px}
.cta-side{border:1px solid var(--line-dark);background:rgba(18,33,27,.7);border-radius:var(--radius-card);padding:24px}
.cta-side .qr-box{background:rgba(255,255,255,.06);border-color:var(--line-dark);color:var(--lime-400);margin-bottom:0;width:132px;height:132px;font-size:30px}
.cta-side p{color:var(--text-400);font-size:13px;text-align:center;margin-top:14px}

/* 页脚 */
.site-footer{background:var(--ink-900);color:var(--text-400);margin-top:88px;padding-top:64px;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.9;max-width:340px}
.footer-col h4{font-size:14px;letter-spacing:.08em;color:var(--lime-400);font-weight:700;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--text-400);display:inline-flex;align-items:center;gap:8px}
.footer-col a i{font-size:11px;color:rgba(255,255,255,.28);transition:transform .18s ease,color .18s ease}
.footer-col a:hover{color:#fff}
.footer-col a:hover i{color:var(--lime-400);transform:translateX(3px)}
.footer-bottom{border-top:1px solid var(--line-dark);padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;flex-wrap:wrap}
.footer-bottom .tools{display:flex;align-items:center;gap:18px}
.footer-bottom a:hover{color:var(--lime-400)}

/* 响应式 */
@media (max-width:1279px){
  .container{max-width:1080px}
  .hero h1{font-size:46px}
}
@media (max-width:1023px){
  .nav-menu{display:none}
  .nav-burger{display:inline-flex}
  .nav-right .btn-primary{display:none}
  .section{padding:64px 0}
  .spec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dl-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:26px}
  .cta-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .data-band{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 20px}
  .section{padding:44px 0}
  .topbar-badge{display:none}
  .hero .container{padding-top:48px;padding-bottom:52px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:15.5px}
  .hero-stats{grid-template-columns:1fr 1fr;gap:14px}
  .hero-stats dd{font-size:22px}
  .dl-panel{padding:22px;margin-top:-32px}
  .platform-tabs{overflow-x:auto;flex-wrap:nowrap;padding-bottom:14px}
  .tab-btn{flex:0 0 auto}
  .meta-row{grid-template-columns:1fr 1fr}
  .dl-actions .btn{width:100%}
  .spec-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .section-head h2{font-size:26px}
  .split-body h2{font-size:24px}
  .cta-band{padding:30px 22px;border-radius:18px}
  .cta-inner h2{font-size:24px}
  .cta-actions .btn{width:100%}
  .data-band{grid-template-columns:1fr 1fr;padding:22px}
  .data-band strong{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .footer-bottom .tools{flex-wrap:wrap;gap:14px}
}

/* roulang page: article */
:root{
  --ink-900:#0B1411;
  --ink-800:#12211B;
  --ink-700:#1B3028;
  --brand-500:#12B27A;
  --brand-600:#0E9463;
  --lime-400:#C9F24D;
  --orange-500:#FF6A2B;
  --bg-50:#F6F8F5;
  --surface:#FFFFFF;
  --text-900:#16201B;
  --text-600:#5A6B62;
  --text-400:#93A29A;
  --line:#E3EAE4;
  --line-dark:#22332B;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(11,20,17,.06), 0 10px 26px -14px rgba(11,20,17,.20);
  --shadow-2:0 2px 4px rgba(11,20,17,.08), 0 22px 44px -20px rgba(11,20,17,.30);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Oswald","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sec-desktop:88px;
  --sec-tablet:64px;
  --sec-mobile:44px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0}
li{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--text-900);line-height:1.3}
p{margin:0}
::selection{background:rgba(201,242,77,.55);color:var(--ink-900)}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ============ 顶部活动状态条 ============ */
.topbar{background:var(--ink-900);border-bottom:1px solid var(--line-dark);color:var(--lime-400);font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px}
.status{display:inline-flex;align-items:center;gap:9px;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.status .dot{width:8px;height:8px;border-radius:50%;background:var(--orange-500);flex:0 0 auto;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.45);opacity:.55}}
.topbar-right{display:inline-flex;align-items:center;gap:14px;flex:0 0 auto}
.topbar-right b{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:#fff;font-weight:600}
.pill{display:inline-flex;align-items:center;padding:3px 11px;border-radius:var(--radius-pill);border:1px solid rgba(201,242,77,.4);color:var(--lime-400);font-size:12px}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--ink-900);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease}
.site-header.is-scrolled{box-shadow:var(--shadow-2);border-bottom-color:var(--line-dark)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{position:relative;width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--brand-500),var(--lime-400));flex:0 0 auto}
.logo-mark::after{content:"";position:absolute;inset:8px 7px;border:2px solid var(--ink-900);border-radius:50%;border-color:var(--ink-900) transparent var(--ink-900) transparent;transform:rotate(-28deg)}
.logo-text{display:flex;flex-direction:column;line-height:1.06}
.logo-text b{font-size:16px;font-weight:800;color:#fff;letter-spacing:.02em}
.logo-text span{font-size:11px;letter-spacing:.14em;color:var(--text-400)}
.nav-menu{display:flex;align-items:center;gap:26px}
.nav-menu a{position:relative;font-size:15px;color:#C6D2CB;padding:7px 0;transition:color .18s ease;white-space:nowrap}
.nav-menu a::after{content:"";position:absolute;left:50%;right:50%;bottom:0;height:3px;border-radius:2px;background:var(--lime-400);transition:left .16s ease,right .16s ease}
.nav-menu a:hover{color:var(--lime-400)}
.nav-menu a:hover::after,.nav-menu a.is-active::after{left:0;right:0}
.nav-menu a.is-active{color:#fff}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-pill);font-weight:700;font-size:15px;padding:11px 22px;border:1px solid transparent;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease}
.btn-primary{background:var(--lime-400);color:var(--ink-900)}
.btn-primary:hover{background:#D8FF6B;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{border-color:var(--line-dark);color:#fff;background:transparent}
.btn-ghost:hover{border-color:var(--lime-400);background:rgba(18,178,122,.14);color:var(--lime-400)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{padding:9px 18px;font-size:14px}
.nav-cta-badge{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:11px;font-weight:600;background:var(--ink-900);color:var(--lime-400);border-radius:var(--radius-pill);padding:2px 8px;margin-left:2px}
.nav-burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:12px;border:1px solid var(--line-dark);color:#fff;font-size:17px}
.nav-burger:hover{border-color:var(--lime-400);color:var(--lime-400)}
.nav-drawer{position:fixed;top:0;right:0;bottom:0;width:min(360px,86vw);background:var(--ink-900);z-index:100;transform:translateX(102%);transition:transform .28s ease;padding:22px;display:flex;flex-direction:column;gap:4px;overflow-y:auto;border-left:1px solid var(--line-dark)}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;margin-bottom:8px;border-bottom:1px solid var(--line-dark)}
.drawer-close{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;border:1px solid var(--line-dark);color:#fff}
.drawer-close:hover{color:var(--lime-400);border-color:var(--lime-400)}
.nav-drawer a.d-link{display:block;padding:14px 4px;font-size:17px;color:#D5DFD9;border-bottom:1px solid rgba(34,51,43,.7)}
.nav-drawer a.d-link:hover{color:var(--lime-400)}
.drawer-cta{margin-top:22px;width:100%}
.nav-mask{position:fixed;inset:0;background:rgba(11,20,17,.62);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:99}
.nav-mask.is-open{opacity:1;visibility:visible}

/* ============ 文章首屏 ============ */
.article-hero{position:relative;background:var(--ink-900);color:#fff;padding:52px 0 62px;overflow:hidden}
.article-hero::before{content:"";position:absolute;inset:0;background:url(/assets/images/backpic/back-1.webp) center/cover no-repeat;opacity:.24}
.article-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,20,17,.52) 0%,rgba(11,20,17,.9) 68%,var(--ink-900) 100%)}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-400);margin-bottom:22px}
.breadcrumb a{color:var(--text-400);transition:color .18s ease}
.breadcrumb a:hover{color:var(--lime-400)}
.breadcrumb .sep{opacity:.5;font-size:11px}
.breadcrumb .current{color:#fff;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero h1{font-size:clamp(26px,3.4vw,44px);font-weight:900;line-height:1.2;color:#fff;letter-spacing:-.01em;max-width:24ch}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:22px;font-size:13px;color:var(--text-400)}
.meta-row .badge{display:inline-flex;align-items:center;padding:5px 13px;border-radius:var(--radius-pill);background:rgba(201,242,77,.14);color:var(--lime-400);border:1px solid rgba(201,242,77,.34);font-size:12.5px;font-weight:600}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-item i{color:var(--brand-500)}

/* ============ 正文布局 ============ */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:44px;padding-top:52px;padding-bottom:72px;align-items:start}
.article-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:40px 44px}
.article-body{font-size:16px;line-height:1.9;color:var(--text-600);overflow-wrap:break-word}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body>p:first-of-type{font-size:17px;color:#31413A}
.article-body h2{position:relative;font-size:26px;font-weight:800;color:var(--text-900);margin:46px 0 16px;padding-left:15px;line-height:1.4;scroll-margin-top:112px}
.article-body h2::before{content:"";position:absolute;left:0;top:5px;bottom:4px;width:4px;border-radius:2px;background:var(--lime-400)}
.article-body h3{font-size:19px;font-weight:700;color:var(--text-900);margin:32px 0 12px;line-height:1.5;scroll-margin-top:112px}
.article-body h4{font-size:17px;font-weight:700;color:var(--text-900);margin:24px 0 10px}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.4em}
.article-body ul li{list-style:disc;margin:6px 0;line-height:1.8}
.article-body ol li{list-style:decimal;margin:6px 0;line-height:1.8}
.article-body li::marker{color:var(--brand-500)}
.article-body a{color:var(--brand-600);border-bottom:1px solid rgba(18,178,122,.45);transition:color .18s ease,border-color .18s ease}
.article-body a:hover{color:var(--orange-500);border-color:var(--orange-500)}
.article-body strong{color:var(--text-900);font-weight:700}
.article-body img{border-radius:var(--radius-img);margin:22px auto;box-shadow:var(--shadow-1)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-400);text-align:center;margin-top:10px}
.article-body blockquote{margin:28px 0;padding:18px 22px;background:var(--bg-50);border-left:3px solid var(--orange-500);border-radius:0 12px 12px 0;color:var(--text-900)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:24px 0;font-size:14.5px}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;white-space:nowrap}
.article-body th{background:var(--bg-50);color:var(--text-900);font-weight:700}
.article-body pre{overflow-x:auto;background:var(--ink-900);color:#DFF3E8;padding:18px 20px;border-radius:var(--radius-input);font-size:13.5px;line-height:1.7;margin:22px 0}
.article-body code{font-family:var(--font-num);font-size:.94em;background:rgba(18,178,122,.1);color:var(--brand-600);padding:2px 6px;border-radius:5px}
.article-body pre code{background:none;color:inherit;padding:0}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:56px 20px;text-align:center}
.empty-state i{font-size:34px;color:var(--text-400)}
.empty-state p{color:var(--text-600);margin:0}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--radius-pill);background:rgba(18,178,122,.1);border:1px solid rgba(18,178,122,.24);color:var(--brand-600);font-size:13px;font-weight:600;transition:background .18s ease,color .18s ease,transform .18s ease}
.tag:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:34px}
.post-nav a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow-1);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.post-nav a:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2)}
.pn-label{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-400);letter-spacing:.04em;margin-bottom:9px}
.pn-label i{color:var(--brand-500);transition:transform .2s ease}
.post-nav a:hover .pn-label i{transform:translateX(3px)}
.pn-title{display:block;font-size:15.5px;font-weight:700;color:var(--text-900);line-height:1.6;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.pn-next .pn-label{justify-content:flex-end}
.pn-next .pn-title{text-align:right}

/* ============ 侧栏 ============ */
.article-side{display:flex;flex-direction:column;gap:18px}
.toc-card{position:sticky;top:100px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow-1)}
.side-title{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--text-900);margin-bottom:14px;text-transform:uppercase}
.side-title i{color:var(--brand-500)}
.toc-list{max-height:60vh;overflow-y:auto}
.toc-list li{margin:2px 0}
.toc-list a{display:block;font-size:14px;line-height:1.6;color:var(--text-600);padding:7px 10px;border-radius:9px;border-left:2px solid transparent;transition:background .18s ease,color .18s ease,border-color .18s ease}
.toc-list a:hover{background:var(--bg-50);color:var(--text-900)}
.toc-list a.is-active{background:rgba(201,242,77,.22);color:var(--ink-900);border-left-color:var(--brand-500);font-weight:600}
.side-card{background:var(--ink-900);border:1px solid var(--line-dark);border-radius:var(--radius-card);padding:22px;color:#CFE0D7;position:relative;overflow:hidden}
.side-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--lime-400)}
.side-card h3{color:#fff;font-size:16px;font-weight:800;margin-bottom:8px}
.side-card p{font-size:13.5px;line-height:1.75;color:var(--text-400);margin-bottom:16px}
.side-card .spec{display:flex;justify-content:space-between;font-size:13px;padding:7px 0;border-bottom:1px dashed rgba(34,51,43,.9)}
.side-card .spec b{color:var(--lime-400);font-family:var(--font-num);font-weight:600}
.side-card .btn{width:100%;margin-top:16px}

/* ============ 相关推荐 ============ */
.section{padding:var(--sec-desktop) 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:34px}
.sec-head h2{font-size:clamp(22px,2.5vw,32px);font-weight:800}
.sec-head h2 span{color:var(--brand-500);margin-right:8px}
.sec-head p{font-size:14.5px;color:var(--text-400);margin-top:8px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2)}
.card-media{overflow:hidden;aspect-ratio:16/9;background:var(--bg-50)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-badge{align-self:flex-start;display:inline-flex;padding:4px 11px;border-radius:var(--radius-badge);background:rgba(18,178,122,.12);color:var(--brand-600);font-size:12px;font-weight:700}
.card h3{font-size:17px;font-weight:700;line-height:1.55;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.card p{font-size:14px;color:var(--text-600);line-height:1.75;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.card-meta{display:flex;align-items:center;gap:14px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-400)}
.card-meta .num{color:var(--text-600)}

/* ============ CTA ============ */
.cta-band{background:var(--ink-900);color:#fff;padding:66px 0;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;opacity:.15}
.cta-band .container{position:relative;z-index:2}
.cta-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,32px);font-weight:800}
.cta-inner p{color:var(--text-400);font-size:15px;margin-top:14px;max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:var(--text-400);padding:64px 0 0;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;max-width:36ch}
.footer-col h4{font-size:14px;color:var(--lime-400);letter-spacing:.08em;margin-bottom:16px}
.footer-col li{margin:9px 0}
.footer-col a{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text-400);transition:color .18s ease,transform .18s ease}
.footer-col a i{font-size:11px;color:var(--brand-500)}
.footer-col a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:20px 0 26px;border-top:1px solid var(--line-dark);font-size:13px}
.footer-bottom .tools{display:inline-flex;align-items:center;gap:16px}
.footer-bottom a:hover{color:var(--lime-400)}

/* ============ 响应式 ============ */
@media (min-width:1440px){
  .container{max-width:1280px}
}
@media (max-width:1279px){
  .container{max-width:1080px}
  .article-layout{grid-template-columns:minmax(0,1fr) 250px;gap:32px}
}
@media (max-width:1023px){
  :root{--sec-desktop:64px}
  .section{padding:var(--sec-tablet) 0}
  .nav-menu{display:none}
  .nav-burger{display:inline-flex}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:30px}
  .article-side{display:none}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  :root{--sec-desktop:44px}
  body{font-size:15.5px}
  .container{padding:0 20px}
  .section{padding:var(--sec-mobile) 0}
  .topbar-right .pill{display:none}
  .status{font-size:12px}
  .nav{height:56px}
  .nav-right .btn-primary{display:none}
  .article-hero{padding:32px 0 40px}
  .article-hero h1{max-width:none}
  .article-layout{padding-top:28px;padding-bottom:48px}
  .article-card{padding:24px 18px;border-radius:var(--radius-img)}
  .article-body h2{font-size:22px;margin:34px 0 14px}
  .article-body h3{font-size:18px}
  .article-body blockquote{padding:14px 16px}
  .post-nav{grid-template-columns:1fr}
  .pn-next .pn-title,.pn-next .pn-label{text-align:left;justify-content:flex-start}
  .card-grid{grid-template-columns:1fr;gap:18px}
  .cta-band{padding:44px 0}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .article-hero h1{font-size:25px}
  .meta-row{gap:9px 14px}
  .breadcrumb .current{max-width:20ch}
}

/* roulang page: category2 */
:root{
  --ink-900:#0B1411;
  --ink-800:#12211B;
  --ink-700:#1B3028;
  --brand-500:#12B27A;
  --lime-400:#C9F24D;
  --orange-500:#FF6A2B;
  --bg-50:#F6F8F5;
  --surface:#FFFFFF;
  --text-900:#16201B;
  --text-600:#5A6B62;
  --text-400:#93A29A;
  --line:#E3EAE4;
  --line-dark:#22332B;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(11,20,17,.06), 0 10px 26px -14px rgba(11,20,17,.20);
  --shadow-2:0 2px 4px rgba(11,20,17,.08), 0 22px 44px -20px rgba(11,20,17,.30);
  --nums:"Oswald","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:104px}
body{
  margin:0;
  background:var(--bg-50);
  color:var(--text-600);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden}
h1,h2,h3,h4,h5{margin:0;color:var(--text-900);font-weight:800;line-height:1.25}
h1{font-size:52px;font-weight:900;line-height:1.15;letter-spacing:-.5px}
h2{font-size:34px;font-weight:800}
h3{font-size:20px;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease)}
img{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;border-radius:4px}
::selection{background:var(--lime-400);color:var(--ink-900)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sec) 0}
.section-tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--brand-500);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime-400);border-radius:2px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:16px;color:var(--text-600)}
.num{font-family:var(--nums);font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ---------- 顶部活动状态条 ---------- */
.topbar{background:var(--ink-900);color:var(--lime-400);font-size:13px;line-height:1.6;border-bottom:1px solid var(--line-dark)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;padding-top:6px;padding-bottom:6px}
.topbar-status{display:inline-flex;align-items:center;gap:9px;letter-spacing:.02em}
.topbar-status .dot{width:8px;height:8px;border-radius:50%;background:var(--orange-500);box-shadow:0 0 0 0 rgba(255,106,43,.6);animation:pulse 1.6s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,106,43,.55)}
  70%{box-shadow:0 0 0 9px rgba(255,106,43,0)}
  100%{box-shadow:0 0 0 0 rgba(255,106,43,0)}
}
.topbar-right{display:inline-flex;align-items:center;gap:14px;color:#D7E7DD}
.topbar-clock{font-family:var(--nums);font-variant-numeric:tabular-nums;font-size:14px;color:#fff;letter-spacing:.06em}
.pill-badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:var(--radius-pill);background:rgba(201,242,77,.14);color:var(--lime-400);font-size:12px;font-weight:700;letter-spacing:.06em}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--ink-900);border-bottom:1px solid transparent;transition:box-shadow .25s var(--ease),border-color .25s var(--ease)}
.site-header.is-scrolled{box-shadow:var(--shadow-2);border-bottom-color:var(--line-dark)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-mark{position:relative;width:34px;height:34px;flex:0 0 34px;border-radius:11px;background:linear-gradient(135deg,var(--brand-500),#0B7C55);box-shadow:inset 0 0 0 1px rgba(201,242,77,.35)}
.logo-mark::before{content:"";position:absolute;left:7px;right:7px;top:16px;height:3px;border-radius:3px;background:var(--lime-400);transform:rotate(-22deg)}
.logo-mark::after{content:"";position:absolute;right:6px;top:8px;width:7px;height:7px;border-radius:50%;background:var(--lime-400)}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{color:#fff;font-size:17px;font-weight:900;letter-spacing:.02em}
.logo-text span{color:var(--text-400);font-size:11px;letter-spacing:.12em;margin-top:2px}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-menu a{position:relative;color:#D9E5DE;font-size:15px;padding:8px 0;white-space:nowrap}
.nav-menu a::after{content:"";position:absolute;left:50%;right:50%;bottom:0;height:4px;border-radius:4px;background:var(--lime-400);transition:left .16s var(--ease),right .16s var(--ease)}
.nav-menu a:hover{color:var(--lime-400)}
.nav-menu a:hover::after{left:0;right:0}
.nav-menu a.is-active{color:var(--lime-400);font-weight:700}
.nav-menu a.is-active::after{left:0;right:0}
.nav-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav-burger{display:none;width:44px;height:44px;border-radius:12px;color:#fff;font-size:18px;align-items:center;justify-content:center;border:1px solid var(--line-dark)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 24px;border-radius:var(--radius-pill);font-weight:700;font-size:15px;border:1px solid transparent;transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease)}
.btn-primary{background:var(--lime-400);color:var(--ink-900);box-shadow:0 10px 22px -14px rgba(201,242,77,.9)}
.btn-primary:hover{background:#D6F76B;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:#fff;border-color:var(--line-dark)}
.btn-ghost:hover{border-color:var(--lime-400);background:rgba(18,178,122,.12);color:var(--lime-400)}
.btn-outline{background:transparent;color:var(--text-900);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand-500);background:rgba(18,178,122,.08);color:#0B7C55}
.btn-link{display:inline-flex;align-items:center;gap:8px;color:#0B7C55;font-weight:700;font-size:15px;min-height:44px}
.btn-link i{transition:transform .18s var(--ease)}
.btn-link:hover i{transform:translateX(4px)}
.btn-block{width:100%}
.nav-cta-badge{display:inline-flex;align-items:center;padding:1px 8px;border-radius:var(--radius-badge);background:var(--ink-900);color:var(--lime-400);font-family:var(--nums);font-size:11px;letter-spacing:.06em}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--radius-pill);font-size:12.5px;font-weight:700;background:rgba(18,178,122,.12);color:#0B7C55;letter-spacing:.02em}
.badge-dark{background:rgba(201,242,77,.14);color:var(--lime-400)}
.badge-hot{background:rgba(255,106,43,.12);color:#C64A12}
.badge-line{border:1px solid var(--line);background:#fff;color:var(--text-600);font-weight:600}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{padding:7px 16px;border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--text-600);transition:all .18s var(--ease)}
.tag-cloud a:hover{border-color:var(--brand-500);color:#0B7C55;transform:translateY(-2px)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink-900) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;overflow:hidden;color:#fff}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,20,17,.95) 0%,rgba(11,20,17,.88) 48%,rgba(11,20,17,.62) 100%)}
.hero::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(112deg,rgba(201,242,77,.07) 0 2px,transparent 2px 46px);opacity:.7;pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:56px 0 84px;max-width:780px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-400);margin-bottom:22px}
.crumb a{color:var(--text-400)}
.crumb a:hover{color:var(--lime-400)}
.crumb span.sep{opacity:.6}
.crumb .current{color:#D9E5DE}
.hero h1{color:#fff;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--lime-400)}
.hero .lede{font-size:17px;line-height:1.9;color:#C6D6CD;max-width:680px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:40px;padding-top:26px;border-top:1px solid var(--line-dark)}
.hero-meta div{display:flex;flex-direction:column;gap:2px}
.hero-meta dt{font-size:12.5px;color:var(--text-400);letter-spacing:.04em}
.hero-meta dd{margin:0;font-family:var(--nums);font-size:22px;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.hero-meta dd small{font-family:inherit;font-size:13px;color:var(--lime-400);margin-left:5px}

/* ---------- 目录 chips ---------- */
.tour-catalog{display:grid;grid-template-columns:236px minmax(0,1fr);gap:48px;align-items:start}
.catalog-nav{position:sticky;top:104px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 18px;box-shadow:var(--shadow-1)}
.catalog-nav h2{font-size:15px;letter-spacing:.08em;color:var(--text-400);font-weight:700;margin-bottom:14px}
.catalog-nav ul{display:flex;flex-direction:column;gap:4px}
.catalog-nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;font-size:14.5px;color:var(--text-600);transition:all .18s var(--ease)}
.catalog-nav a i{color:var(--brand-500);font-size:12px}
.catalog-nav a:hover{background:var(--bg-50);color:var(--text-900)}
.catalog-nav a.is-current{background:rgba(201,242,77,.22);color:var(--ink-900);font-weight:700}
.catalog-chips{display:none;gap:10px;overflow-x:auto;padding-bottom:6px;margin-bottom:26px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.catalog-chips a{flex:0 0 auto;scroll-snap-align:start;padding:9px 18px;border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);font-size:14px;color:var(--text-600);white-space:nowrap}
.catalog-chips a:hover{border-color:var(--brand-500);color:#0B7C55}
.catalog-chips a.is-current{background:var(--ink-900);border-color:var(--ink-900);color:var(--lime-400);font-weight:700}

/* ---------- 功能区块（图文交替） ---------- */
.feature-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;padding:44px 0;border-top:1px solid var(--line)}
.feature-row:first-of-type{border-top:0;padding-top:0}
.feature-row .f-media{position:relative;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);background:var(--ink-800)}
.feature-row .f-media img{width:100%;height:320px;object-fit:cover;transition:transform .3s var(--ease)}
.feature-row .f-media:hover img{transform:scale(1.04)}
.feature-row .f-index{position:absolute;left:16px;top:16px;z-index:2;display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:var(--radius-pill);background:rgba(11,20,17,.82);color:var(--lime-400);font-family:var(--nums);font-size:13px;letter-spacing:.08em}
.feature-row.is-reverse .f-media{order:2}
.feature-row.is-reverse .f-body{order:1}
.f-body h2{font-size:28px;margin-bottom:14px}
.f-body h2::before{content:"";display:block;width:38px;height:4px;border-radius:4px;background:var(--lime-400);margin-bottom:14px}
.f-body p{margin-bottom:16px}
.f-list{display:grid;gap:10px;margin-top:20px}
.f-list li{position:relative;padding-left:28px;font-size:15px;color:var(--text-600)}
.f-list li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:2px;font-size:12px;color:var(--brand-500)}
.f-foot{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:18px;font-size:13px;color:var(--text-400)}
.meta-row span{display:inline-flex;align-items:center;gap:7px}
.meta-row i{color:var(--brand-500);font-size:12px}
.meta-row b{font-family:var(--nums);color:var(--text-900);font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- 数据条 ---------- */
.stat-band{background:var(--lime-400);color:var(--ink-900);border-radius:var(--radius-card);padding:38px 34px;margin:56px 0;position:relative;overflow:hidden}
.stat-band::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(112deg,rgba(11,20,17,.06) 0 2px,transparent 2px 40px);pointer-events:none}
.stat-band .stat-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;z-index:2}
.stat-band .stat-item strong{display:block;font-family:var(--nums);font-size:40px;line-height:1.1;font-variant-numeric:tabular-nums;color:var(--ink-900)}
.stat-band .stat-item strong small{font-size:16px;font-weight:700;margin-left:3px}
.stat-band .stat-item span{display:block;margin-top:6px;font-size:14px;color:#26362D;font-weight:600}
.stat-band .stat-note{position:relative;z-index:2;margin-top:26px;padding-top:20px;border-top:1px solid rgba(11,20,17,.16);font-size:13.5px;color:#2C3D33;max-width:760px}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:30px 26px;box-shadow:var(--shadow-1);transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2)}
.card .c-icon{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(18,178,122,.12);color:#0B7C55;font-size:18px;margin-bottom:18px}
.card h3{margin-bottom:10px;font-size:18px}
.card p{font-size:14.5px;line-height:1.8}
.card-dark{background:var(--ink-800);border-color:var(--line-dark);color:#B9CBC1;box-shadow:none}
.card-dark h3{color:#fff}
.card-dark .c-icon{background:rgba(201,242,77,.12);color:var(--lime-400)}
.card-dark:hover{border-color:rgba(201,242,77,.45);box-shadow:var(--shadow-2)}

/* ---------- 使用流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px 26px 26px;box-shadow:var(--shadow-1)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--nums);font-size:30px;color:rgba(18,178,122,.35);display:block;margin-bottom:12px;letter-spacing:.04em}
.step h3{margin-bottom:10px;font-size:18px}
.step p{font-size:14.5px}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 24px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-img);overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.faq-item.is-open{border-color:rgba(18,178,122,.45);box-shadow:var(--shadow-1)}
.faq-q{width:100%;display:flex;align-items:center;gap:12px;text-align:left;padding:18px 20px;font-size:15.5px;font-weight:700;color:var(--text-900);line-height:1.6}
.faq-q .qdot{flex:0 0 auto;width:9px;height:9px;border-radius:50%;background:var(--lime-400);box-shadow:0 0 0 3px rgba(201,242,77,.28)}
.faq-q i{margin-left:auto;font-size:13px;color:var(--text-400);transition:transform .2s var(--ease)}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--brand-500)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a p{padding:0 20px 20px 41px;font-size:14.5px;line-height:1.8;background:#fff}

/* ---------- 收尾 CTA ---------- */
.cta-band{position:relative;background:var(--ink-900);border-radius:24px;padding:56px 48px;overflow:hidden;color:#fff}
.cta-band::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(112deg,rgba(201,242,77,.06) 0 2px,transparent 2px 44px);pointer-events:none}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);gap:48px;align-items:center}
.cta-inner h2{color:#fff;margin-bottom:16px;font-size:32px}
.cta-inner p{color:#B9CBC1;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px;margin-top:28px;max-width:420px}
.dl-btn{display:flex;align-items:center;gap:14px;padding:14px 20px;border-radius:var(--radius-input);background:rgba(255,255,255,.05);border:1px solid var(--line-dark);transition:all .2s var(--ease)}
.dl-btn i{font-size:20px;color:var(--lime-400);width:24px;text-align:center}
.dl-btn b{display:block;color:#fff;font-size:15px;font-weight:700;line-height:1.4}
.dl-btn small{display:block;font-family:var(--nums);font-size:12px;color:var(--text-400);letter-spacing:.04em}
.dl-btn:hover{background:rgba(18,178,122,.14);border-color:var(--lime-400);transform:translateX(3px)}
.dl-btn.is-main{background:var(--lime-400);border-color:var(--lime-400)}
.dl-btn.is-main i,.dl-btn.is-main b{color:var(--ink-900)}
.dl-btn.is-main small{color:#2C3D33}
.dl-btn.is-main:hover{background:#D6F76B}
.qr-card{background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--radius-card);padding:26px;text-align:center}
.qr-box{width:150px;height:150px;margin:0 auto 16px;border-radius:var(--radius-img);background:#fff;display:flex;align-items:center;justify-content:center;font-size:78px;color:var(--ink-900)}
.qr-card p{font-size:13.5px;color:var(--text-400)}
.qr-card .meta-row{justify-content:center;margin-top:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:var(--text-400);padding:64px 0 0;margin-top:0;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;padding-bottom:48px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-400);max-width:340px}
.footer-col h4{color:var(--lime-400);font-size:14px;letter-spacing:.08em;margin-bottom:18px;font-weight:700}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--text-400);display:inline-flex;align-items:center;gap:9px}
.footer-col a i{font-size:11px;color:var(--brand-500);transition:transform .18s var(--ease)}
.footer-col a:hover{color:#fff}
.footer-col a:hover i{transform:translateX(3px)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;padding:22px 0;border-top:1px solid var(--line-dark);font-size:13px}
.footer-bottom .tools{display:inline-flex;flex-wrap:wrap;gap:18px}
.footer-bottom .tools a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:1080px}
  .nav-menu{gap:20px}
  .nav-menu a{font-size:14.5px}
}
@media (max-width:1023px){
  :root{--sec:64px}
  h1{font-size:40px}
  h2{font-size:28px}
  .hero-inner{padding:44px 0 64px}
  .tour-catalog{grid-template-columns:1fr;gap:0}
  .catalog-nav{display:none}
  .catalog-chips{display:flex}
  .feature-row{grid-template-columns:1fr;gap:26px;padding:34px 0}
  .feature-row.is-reverse .f-media,.feature-row.is-reverse .f-body{order:0}
  .feature-row .f-media img{height:260px}
  .stat-band{padding:30px 24px}
  .stat-band .stat-grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .cta-band{padding:44px 28px}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .faq-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:767px){
  :root{--sec:44px}
  body{font-size:15.5px}
  h1{font-size:32px}
  h2{font-size:24px}
  h3{font-size:17px}
  .container{padding:0 20px}
  .topbar-status{font-size:12px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:52vw}
  .topbar-status span.txt{display:none}
  .pill-badge{display:none}
  .nav{min-height:56px;gap:12px}
  .nav-burger{display:inline-flex}
  .nav-menu{position:fixed;inset:0;z-index:90;background:var(--ink-900);flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;padding:84px 24px 32px;transform:translateY(-100%);opacity:0;pointer-events:none;transition:transform .3s var(--ease),opacity .25s var(--ease);overflow-y:auto}
  body.nav-open .nav-menu{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-menu a{font-size:19px;font-weight:700;padding:16px 0;border-bottom:1px solid var(--line-dark);color:#EAF3EE}
  .nav-menu a::after{display:none}
  .nav-right .btn-primary{min-height:40px;padding:0 16px;font-size:14px}
  .nav-cta-badge{display:none}
  .hero-inner{padding:32px 0 52px}
  .hero .lede{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .hero-meta{gap:16px 26px;margin-top:30px}
  .hero-meta dd{font-size:19px}
  .section-head{margin-bottom:30px}
  .feature-row .f-media img{height:210px}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .stat-band .stat-grid{grid-template-columns:1fr;gap:18px}
  .stat-band .stat-item strong{font-size:32px}
  .cta-actions{max-width:none}
  .qr-box{width:132px;height:132px;font-size:66px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --ink-900:#0B1411;
  --ink-800:#12211B;
  --ink-700:#1B3028;
  --brand-500:#12B27A;
  --lime-400:#C9F24D;
  --orange-500:#FF6A2B;
  --bg-50:#F6F8F5;
  --surface:#FFFFFF;
  --text-900:#16201B;
  --text-600:#5A6B62;
  --text-400:#93A29A;
  --line:#E3EAE4;
  --line-dark:#22332B;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(11,20,17,.06),0 10px 26px -14px rgba(11,20,17,.20);
  --shadow-2:0 2px 4px rgba(11,20,17,.08),0 22px 44px -20px rgba(11,20,17,.30);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:ui-monospace,"SF Mono","Cascadia Mono",Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand-500);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--ink-900)}
h1,h2,h3,h4{color:var(--text-900);margin:0;font-weight:800;letter-spacing:.01em}
h1{font-size:52px;line-height:1.15;font-weight:900}
h2{font-size:34px;line-height:1.25}
h3{font-size:20px;line-height:1.45;font-weight:700}
h4{font-size:15px;line-height:1.5}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
dl,dd,dt{margin:0}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部活动状态条 ---------- */
.topbar{background:var(--ink-900);color:var(--lime-400);font-size:13px;line-height:36px;border-bottom:1px solid var(--line-dark)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--orange-500);flex:none;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,106,43,.55)}50%{opacity:.55;box-shadow:0 0 0 6px rgba(255,106,43,0)}}
.topbar-left span{color:#CFE0D6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:12px;flex:none}
.topbar-count{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:#FFFFFF;letter-spacing:.06em}
.topbar-badge{background:rgba(201,242,77,.14);color:var(--lime-400);border:1px solid rgba(201,242,77,.32);border-radius:var(--radius-pill);padding:1px 10px;font-size:12px;line-height:18px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--ink-900);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease}
.site-header.is-scrolled{box-shadow:var(--shadow-2);border-bottom-color:var(--line-dark)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;color:#FFFFFF}
.logo:hover{color:#FFFFFF}
.logo-mark{width:30px;height:30px;flex:none;border-radius:9px;background:linear-gradient(135deg,var(--brand-500),var(--lime-400));position:relative;overflow:hidden}
.logo-mark::after{content:"";position:absolute;left:-6px;right:-6px;top:50%;height:2px;background:rgba(11,20,17,.55);transform:rotate(-32deg)}
.logo-mark::before{content:"";position:absolute;right:5px;top:5px;width:7px;height:7px;border-radius:50%;background:var(--ink-900)}
.logo-text{display:flex;flex-direction:column;line-height:1.05}
.logo-text b{font-size:17px;font-weight:900;letter-spacing:.02em}
.logo-text span{font-size:11px;color:var(--text-400);letter-spacing:.12em;margin-top:2px}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-menu a{position:relative;color:#D3DED7;font-size:15px;padding:8px 0}
.nav-menu a::after{content:"";position:absolute;left:50%;right:50%;bottom:0;height:2px;border-radius:2px;background:var(--lime-400);transition:left .16s ease,right .16s ease}
.nav-menu a:hover{color:var(--lime-400)}
.nav-menu a:hover::after{left:0;right:0}
.nav-menu a.is-active{color:var(--lime-400);font-weight:700}
.nav-menu a.is-active::after{left:0;right:0;height:4px;bottom:-4px;border-radius:4px}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-burger{display:none;width:44px;height:44px;border-radius:12px;color:#FFFFFF;font-size:18px;border:1px solid var(--line-dark);align-items:center;justify-content:center}
.nav-burger:hover{color:var(--lime-400);border-color:rgba(201,242,77,.4)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:700;border-radius:var(--radius-pill);padding:12px 24px;border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease}
.btn-primary{background:var(--lime-400);color:var(--ink-900)}
.btn-primary:hover{background:#D6FA6A;color:var(--ink-900);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:#EAFFF3;border-color:var(--line-dark)}
.btn-ghost:hover{background:rgba(18,178,122,.12);border-color:var(--lime-400);color:var(--lime-400);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--text-900);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--ink-900);background:rgba(18,178,122,.08);transform:translateY(-2px)}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-500)}
.btn-link i{transition:transform .18s ease}
.btn-link:hover i{transform:translateX(4px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.nav-cta-badge{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:11px;line-height:1;padding:3px 7px;border-radius:var(--radius-pill);background:rgba(11,20,17,.16);color:var(--ink-900)}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--brand-500);text-transform:uppercase;margin-bottom:12px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:16px;color:var(--text-600)}
.section-head h2::before{content:"";display:inline-block;width:14px;height:14px;border-radius:4px;background:var(--lime-400);margin-right:12px;vertical-align:middle;transform:translateY(-3px)}
.sub-line{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}

.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:4px 11px;border-radius:var(--radius-badge);line-height:1.6}
.badge-lime{background:rgba(201,242,77,.18);color:#3C5A0C}
.badge-brand{background:rgba(18,178,122,.14);color:#0A6A49}
.badge-orange{background:rgba(255,106,43,.14);color:#B8400F}
.badge-muted{background:var(--bg-50);color:var(--text-600);border:1px solid var(--line)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink-900);color:#D8E5DD;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:linear-gradient(105deg,rgba(11,20,17,.96) 0%,rgba(11,20,17,.86) 45%,rgba(11,20,17,.62) 100%),url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center}
.hero-bg::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(201,242,77,.07) 0 2px,transparent 2px 46px);opacity:.9}
.hero-inner{position:relative;padding:64px 24px 72px}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-400);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:#A9BDB2}
.breadcrumb a:hover{color:var(--lime-400)}
.breadcrumb span[aria-current]{color:var(--lime-400)}
.hero h1{color:#FFFFFF;max-width:900px;margin:18px 0 20px}
.hero-sub{max-width:720px;font-size:17px;line-height:1.9;color:#B9CBC1}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:46px;border-top:1px solid var(--line-dark);padding-top:26px}
.hero-stats div dt{font-size:13px;color:var(--text-400);margin-bottom:6px}
.hero-stats div dd{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:28px;font-weight:700;color:var(--lime-400);line-height:1.2}
.hero-stats div dd small{font-family:var(--font-sans);font-size:13px;color:#B9CBC1;font-weight:400;margin-left:4px}

/* ---------- 评分总览 ---------- */
.rating-panel{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1)}
.rating-score{padding:32px;display:flex;flex-direction:column;gap:14px;align-items:flex-start;background:var(--ink-900);border-color:var(--line-dark);color:#C6D6CC;position:relative;overflow:hidden}
.rating-score::before{content:"";position:absolute;left:0;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--lime-400),var(--brand-500))}
.rating-score .score{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:64px;line-height:1;font-weight:700;color:#FFFFFF}
.rating-score .score span{font-size:20px;color:var(--text-400);margin-left:6px}
.stars{color:var(--orange-500);font-size:15px;letter-spacing:2px}
.rating-score p{font-size:14px;color:#A9BDB2}
.rating-score .badge{background:rgba(201,242,77,.14);color:var(--lime-400);border:1px solid rgba(201,242,77,.3)}
.rating-bars{padding:32px}
.rating-bars h3{margin-bottom:6px}
.rating-bars>p{font-size:14px;color:var(--text-600);margin-bottom:22px}
.bar-row{margin-bottom:18px}
.bar-row:last-child{margin-bottom:0}
.bar-top{display:flex;justify-content:space-between;align-items:baseline;font-size:14px;color:var(--text-900);font-weight:600;margin-bottom:8px}
.bar-top span:last-child{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--brand-500);font-weight:700}
.bar-track{height:8px;border-radius:var(--radius-pill);background:var(--bg-50);border:1px solid var(--line);overflow:hidden}
.bar-fill{height:100%;border-radius:var(--radius-pill);background:linear-gradient(90deg,var(--brand-500),var(--lime-400))}

.platform-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:24px}
.platform-card{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.platform-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2)}
.platform-card i{font-size:20px;color:var(--brand-500)}
.platform-card h4{margin:12px 0 4px;font-size:15px}
.platform-card .p-score{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:var(--text-900);line-height:1.2}
.platform-card p{font-size:13px;color:var(--text-400);margin-top:6px}

/* ---------- 评价墙 ---------- */
.review-wall{columns:3;column-gap:24px}
.review-card{break-inside:avoid;margin:0 0 24px;padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.review-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2)}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:44px;height:44px;flex:none;border-radius:50%;overflow:hidden;border:1px solid var(--line);background:var(--bg-50)}
.avatar img{width:100%;height:100%;object-fit:cover}
.review-who{min-width:0}
.review-who b{display:block;font-size:15px;color:var(--text-900);line-height:1.4}
.review-who span{font-size:12px;color:var(--text-400)}
.review-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.review-card blockquote{margin:0;font-size:15px;line-height:1.85;color:var(--text-600)}
.review-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:12px;color:var(--text-400)}
.review-foot .badge-muted{font-weight:400}

/* ---------- 标签云 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px}
.tag-pill{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--surface);color:var(--text-900);font-size:14px;font-weight:600;box-shadow:var(--shadow-1);transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease}
.tag-pill i{font-size:11px;color:var(--brand-500);transition:color .2s ease}
.tag-pill:hover{background:var(--ink-900);color:var(--lime-400);border-color:var(--ink-900);transform:translateY(-2px)}
.tag-pill:hover i{color:var(--lime-400)}
.tag-pill .num{font-size:12px;color:var(--text-400)}
.tag-pill:hover .num{color:#A9BDB2}

/* ---------- 精选长评（深色区） ---------- */
.feature-band{background:var(--ink-900);color:#C6D6CC;position:relative;overflow:hidden}
.feature-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(100deg,rgba(11,20,17,.94),rgba(11,20,17,.72)),url("/assets/images/backpic/back-1.webp");background-size:cover;background-position:center}
.feature-band>*{position:relative}
.feature-band h2{color:#FFFFFF}
.feature-band .section-head p{color:#A9BDB2}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.feature-card{background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--radius-card);padding:26px;transition:border-color .25s ease,transform .25s ease}
.feature-card:hover{border-color:rgba(201,242,77,.45);transform:translateY(-4px)}
.feature-card .quote-mark{font-size:22px;color:var(--lime-400);margin-bottom:12px}
.feature-card p{font-size:15px;line-height:1.9;color:#C6D6CC}
.feature-card .who{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line-dark)}
.feature-card .who img{width:40px;height:40px;border-radius:50%;object-fit:cover;border:1px solid var(--line-dark)}
.feature-card .who b{display:block;color:#FFFFFF;font-size:14px;line-height:1.4}
.feature-card .who span{font-size:12px;color:var(--text-400)}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;counter-reset:step}
.step{position:relative;padding:28px 24px 24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);transition:transform .25s ease,border-color .25s ease}
.step:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4)}
.step::before{counter-increment:step;content:"0" counter(step);position:absolute;top:18px;right:22px;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--line)}
.step h3{margin-bottom:10px;font-size:18px}
.step p{font-size:14.5px;line-height:1.8}
.step .step-tag{display:inline-block;margin-bottom:14px;font-size:12px;font-weight:700;color:var(--brand-500);letter-spacing:.1em}

/* ---------- FAQ ---------- */
.faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px;align-items:start}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden}
.faq-q{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:20px 22px;font-size:16px;font-weight:700;color:var(--text-900);transition:background .2s ease}
.faq-q:hover{background:var(--bg-50)}
.faq-q .faq-dot{width:9px;height:9px;flex:none;border-radius:50%;background:var(--lime-400)}
.faq-q i{margin-left:auto;font-size:13px;color:var(--text-400);transition:transform .2s ease}
.faq-q[aria-expanded="true"] i{transform:rotate(180deg);color:var(--brand-500)}
.faq-a{padding:0 22px 20px 43px;background:var(--bg-50);font-size:15px;line-height:1.85;color:var(--text-600)}
.faq-a p{padding-top:16px}

/* ---------- 下载 CTA ---------- */
.cta-band{background:var(--ink-900);color:#C6D6CC;border-top:1px solid var(--line-dark);position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-80px;top:-60px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(201,242,77,.16),transparent 68%)}
.cta-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);gap:40px;align-items:center}
.cta-grid h2{color:#FFFFFF;margin-bottom:14px}
.cta-grid p{color:#A9BDB2;font-size:16px}
.cta-list{display:flex;flex-direction:column;gap:12px;margin-top:26px}
.cta-item{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;border:1px solid var(--line-dark);border-radius:var(--radius-pill);background:rgba(18,178,122,.06);color:#E6F3EC;font-size:15px;font-weight:600;transition:border-color .2s ease,background .2s ease,transform .2s ease}
.cta-item:hover{border-color:var(--lime-400);background:rgba(201,242,77,.1);color:var(--lime-400);transform:translateY(-2px)}
.cta-item .meta{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:12.5px;color:var(--text-400);font-weight:400}
.cta-item:hover .meta{color:#A9BDB2}
.qr-card{background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--radius-card);padding:26px;text-align:center}
.qr-card .qr-box{width:170px;height:170px;margin:0 auto 18px;border-radius:var(--radius-img);background:#FFFFFF;display:flex;align-items:center;justify-content:center;color:var(--ink-900);font-size:13px;font-weight:700;letter-spacing:.06em;border:8px solid #FFFFFF;box-shadow:0 8px 20px -10px rgba(0,0,0,.6)}
.qr-card h3{color:#FFFFFF;font-size:16px;margin-bottom:8px}
.qr-card p{font-size:13px;color:var(--text-400)}
.qr-card .update-tag{display:inline-block;margin-top:16px;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:12.5px;color:var(--lime-400);border:1px solid rgba(201,242,77,.3);border-radius:var(--radius-pill);padding:4px 12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:var(--text-400);padding:64px 0 0;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:40px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.9;max-width:340px}
.footer-col h4{color:var(--lime-400);font-size:14px;letter-spacing:.08em;margin-bottom:18px;font-weight:700}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text-400)}
.footer-col ul li a i{font-size:11px;color:var(--brand-500)}
.footer-col ul li a:hover{color:#FFFFFF}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line-dark);font-size:13px}
.footer-bottom .tools{display:flex;align-items:center;gap:18px}
.footer-bottom .tools a{color:var(--text-400)}
.footer-bottom .tools a:hover{color:#FFFFFF}

/* ---------- 移动抽屉 ---------- */
.nav-drawer{position:fixed;inset:0;z-index:200;background:var(--ink-900);padding:22px 20px 28px;display:none;flex-direction:column}
.nav-drawer.is-open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-dark);color:#FFFFFF;font-size:18px}
.drawer-close:hover{color:var(--lime-400);border-color:rgba(201,242,77,.4)}
.drawer-menu{display:flex;flex-direction:column;gap:4px;flex:1}
.drawer-menu a{padding:16px 4px;font-size:19px;font-weight:700;color:#D3DED7;border-bottom:1px solid var(--line-dark)}
.drawer-menu a:hover,.drawer-menu a.is-active{color:var(--lime-400)}
.drawer-cta{margin-top:20px}
.drawer-cta .btn{width:100%}

/* ---------- 响应式 ---------- */
@media (min-width:1440px){
  .container{max-width:1280px}
}
@media (max-width:1023px){
  h1{font-size:38px}
  h2{font-size:28px}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .nav-menu{display:none}
  .nav-burger{display:inline-flex}
  .nav{height:64px}
  .hero-inner{padding:48px 24px 56px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rating-panel{grid-template-columns:1fr}
  .platform-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .review-wall{columns:2}
  .feature-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
  .faq{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:18px}
  .container{padding:0 20px}
  .section{padding:44px 0}
  .section-head{margin-bottom:28px}
  .topbar .container{justify-content:space-between}
  .topbar-badge{display:none}
  .hero-inner{padding:36px 20px 44px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px;margin-top:32px}
  .hero-stats div dd{font-size:22px}
  .review-wall{columns:1}
  .platform-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-item{flex-direction:column;align-items:flex-start;gap:4px}
  .rating-score .score{font-size:52px}
  .rating-bars,.rating-score{padding:24px}
}

/* roulang page: category4 */
:root{
  --ink-900:#0B1411;
  --ink-800:#12211B;
  --ink-700:#1B3028;
  --brand-500:#12B27A;
  --lime-400:#C9F24D;
  --orange-500:#FF6A2B;
  --bg-50:#F6F8F5;
  --surface:#FFFFFF;
  --text-900:#16201B;
  --text-600:#5A6B62;
  --text-400:#93A29A;
  --line:#E3EAE4;
  --line-dark:#22332B;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(11,20,17,.06),0 10px 26px -14px rgba(11,20,17,.20);
  --shadow-2:0 2px 4px rgba(11,20,17,.08),0 22px 44px -20px rgba(11,20,17,.30);
  --num-font:"Oswald","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:300ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;color:var(--text-900);font-weight:800;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease)}
img{max-width:100%;display:block;border:0}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media(min-width:1440px){.container{max-width:1280px}}
@media(max-width:767px){.container{padding:0 20px}}

/* ============ 顶部状态条 ============ */
.topbar{background:var(--ink-900);color:var(--lime-400);font-size:13px;line-height:36px;height:36px;overflow:hidden}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-status{display:flex;align-items:center;gap:8px;color:#D7E3DA;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--orange-500);flex:none;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.82)}}
.topbar-right{display:flex;align-items:center;gap:14px;flex:none}
.countdown{font-family:var(--num-font);font-variant-numeric:tabular-nums;letter-spacing:.04em;color:var(--lime-400)}
.countdown b{font-weight:700}
.topbar-badge{display:inline-block;padding:0 10px;border-radius:var(--radius-pill);background:rgba(201,242,77,.14);color:var(--lime-400);font-size:12px;line-height:20px}
@media(max-width:767px){
  .topbar-status{font-size:12px}
  .topbar-status span.tx{display:none}
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:var(--ink-900);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-2);border-bottom-color:var(--line-dark)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:inline-flex;align-items:center;gap:11px}
.logo-mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink-700);
  position:relative;flex:none;overflow:hidden;
}
.logo-mark::before{
  content:"";position:absolute;left:-8px;top:4px;width:44px;height:26px;
  border:2px solid var(--lime-400);border-radius:50%;
  transform:rotate(-24deg);opacity:.85;
}
.logo-mark::after{
  content:"";position:absolute;width:8px;height:8px;border-radius:50%;
  background:var(--lime-400);left:14px;top:13px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.05}
.logo-text b{color:#fff;font-size:17px;font-weight:800;letter-spacing:.02em}
.logo-text span{color:var(--text-400);font-size:10.5px;letter-spacing:.12em;margin-top:3px}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-menu a{
  position:relative;font-size:15px;color:#C6D3CB;padding:6px 2px;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:0;height:4px;width:0;border-radius:4px;
  background:var(--lime-400);transform:translateX(-50%);
  transition:width 160ms ease;
}
.nav-menu a:hover{color:var(--lime-400)}
.nav-menu a:hover::after{width:100%}
.nav-menu a.is-active{color:var(--lime-400);font-weight:700}
.nav-menu a.is-active::after{width:20px}
.nav-right{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:15px;line-height:1;
  padding:13px 22px;border-radius:var(--radius-pill);
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--lime-400);color:var(--ink-900)}
.btn-primary:hover{background:#D6F96A;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:scale(.98)}
.btn-outline{border-color:var(--line-dark);color:#E7EFE9;background:transparent}
.btn-outline:hover{border-color:var(--lime-400);color:var(--lime-400);background:rgba(18,178,122,.10)}
.btn-ghost{padding:0;color:var(--brand-500);font-weight:700;background:none}
.btn-ghost i{transition:transform var(--ease)}
.btn-ghost:hover i{transform:translateX(4px)}
.nav-cta-badge{
  font-family:var(--num-font);font-variant-numeric:tabular-nums;
  font-size:11px;padding:2px 7px;border-radius:var(--radius-badge);
  background:var(--ink-900);color:var(--lime-400);letter-spacing:.04em;
}
.nav-burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line-dark);color:#fff;font-size:18px;
  align-items:center;justify-content:center;
}
.nav-burger:hover{border-color:var(--lime-400);color:var(--lime-400)}
.nav-drawer{
  position:fixed;inset:0;z-index:120;background:var(--ink-900);
  display:none;flex-direction:column;padding:22px 24px 0;
}
.nav-drawer.is-open{display:flex}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-dark);color:#fff;font-size:18px}
.drawer-close:hover{border-color:var(--lime-400);color:var(--lime-400)}
.drawer-menu{display:flex;flex-direction:column;gap:4px}
.drawer-menu a{
  color:#DCE7E0;font-size:20px;font-weight:700;padding:16px 0;
  border-bottom:1px solid var(--line-dark);
}
.drawer-menu a.is-active{color:var(--lime-400)}
.drawer-foot{margin-top:auto;padding:20px 0 26px}
.drawer-foot .btn{width:100%}
@media(max-width:1023px){
  .nav-menu{display:none}
  .nav-burger{display:inline-flex}
}
@media(max-width:767px){
  .nav{height:56px}
  .nav-right .btn-primary{padding:11px 16px;font-size:14px}
  .nav-right .btn-primary .nav-cta-badge{display:none}
}

/* ============ Hero ============ */
.hero-help{position:relative;background:var(--ink-900);color:#D9E4DD;overflow:hidden;padding:74px 0 70px}
.hero-help::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.16;
}
.hero-help::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(201,242,77,.05) 0 2px,transparent 2px 28px);
  pointer-events:none;
}
.hero-help > .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-400);margin-bottom:22px}
.breadcrumb a:hover{color:var(--lime-400)}
.breadcrumb i{font-size:10px;opacity:.7}
.breadcrumb .current{color:#DCE7E0;max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:48px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--radius-pill);
  background:rgba(18,178,122,.16);border:1px solid rgba(201,242,77,.28);
  color:var(--lime-400);font-size:13px;font-weight:700;margin-bottom:20px;
}
.hero-help h1{color:#fff;font-size:52px;font-weight:900;line-height:1.15;letter-spacing:-.01em}
.hero-sub{margin-top:18px;color:#B9C8BF;font-size:16.5px;max-width:560px}
.search-box{margin-top:30px;display:flex;gap:10px;max-width:620px}
.search-field{position:relative;flex:1}
.search-field i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-400);font-size:15px}
.search-field input{
  width:100%;height:54px;padding:0 16px 0 42px;
  border-radius:var(--radius-input);border:1px solid var(--line-dark);
  background:rgba(255,255,255,.05);color:#fff;font-size:15px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.search-field input::placeholder{color:#7E8F86}
.search-field input:focus{
  outline:none;border-color:var(--lime-400);
  box-shadow:0 0 0 3px rgba(201,242,77,.20);background:rgba(255,255,255,.08);
}
.search-box .btn{height:54px;padding:0 26px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 15px;border-radius:var(--radius-pill);
  border:1px solid var(--line-dark);color:#C6D3CB;font-size:13.5px;
  background:rgba(255,255,255,.03);
}
.chip:hover{border-color:var(--lime-400);color:var(--lime-400);background:rgba(18,178,122,.10)}
.chip i{font-size:12px;opacity:.85}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line-dark)}
.hero-meta div{display:flex;flex-direction:column;gap:4px}
.hero-meta dt,.hero-meta .k{font-size:12.5px;color:var(--text-400);letter-spacing:.04em}
.hero-meta .v{font-family:var(--num-font);font-variant-numeric:tabular-nums;font-size:22px;color:#fff;font-weight:700;line-height:1.2}
.hero-meta .v small{font-family:inherit;font-size:12.5px;color:var(--text-400);font-weight:400;margin-left:5px}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;border-radius:var(--radius-img);border:1px solid var(--line-dark);
  aspect-ratio:4/3;object-fit:cover;
}
.hero-float{
  position:absolute;left:-14px;bottom:-18px;
  background:var(--ink-800);border:1px solid var(--line-dark);
  border-left:3px solid var(--lime-400);
  border-radius:14px;padding:14px 18px;box-shadow:var(--shadow-2);
  min-width:210px;
}
.hero-float .stars{color:var(--orange-500);font-size:12px;letter-spacing:2px}
.hero-float p{color:#C6D3CB;font-size:13.5px;margin-top:6px;line-height:1.6}
.hero-float span{display:block;color:var(--text-400);font-size:12px;margin-top:4px}
@media(max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-help h1{font-size:38px}
  .hero-visual{order:-1}
  .hero-float{left:auto;right:12px;bottom:-16px;min-width:190px}
}
@media(max-width:767px){
  .hero-help{padding:44px 0 52px}
  .hero-help h1{font-size:31px}
  .hero-sub{font-size:15.5px}
  .search-box{flex-direction:column}
  .search-box .btn{width:100%}
  .hero-meta{gap:18px}
  .hero-meta .v{font-size:19px}
}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-alt{background:var(--surface)}
.section-dark{background:var(--ink-900);color:#B9C8BF}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-500);margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:3px;background:var(--lime-400)}
.h2{font-size:34px;font-weight:800;line-height:1.25}
.section-head p{margin-top:14px;color:var(--text-600);font-size:16px}
.section-dark .h2{color:#fff}
.section-dark .section-head p{color:#A9BAB0}
.section-dark .eyebrow{color:var(--lime-400)}
@media(max-width:1023px){
  .section,.section-tight{padding:64px 0}
  .h2{font-size:28px}
}
@media(max-width:767px){
  .section,.section-tight{padding:44px 0}
  .h2{font-size:25px}
  .section-head{margin-bottom:30px}
}

/* ============ 快速入口卡 ============ */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.entry-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.40);box-shadow:var(--shadow-2)}
.entry-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(18,178,122,.12);color:var(--brand-500);font-size:19px;margin-bottom:16px;
}
.entry-card h3{font-size:18px;font-weight:700;margin-bottom:9px}
.entry-card p{font-size:14.5px;line-height:1.75;color:var(--text-600)}
.entry-card .meta-row{margin-top:16px;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-400)}
.entry-card .meta-row b{font-family:var(--num-font);font-variant-numeric:tabular-nums;color:var(--text-900);font-weight:700}
@media(max-width:1023px){.entry-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.entry-grid{grid-template-columns:1fr}}

/* ============ FAQ 布局 ============ */
.faq-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:36px;align-items:start}
.faq-group{margin-bottom:38px}
.faq-group:last-child{margin-bottom:0}
.group-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.group-head span.num{
  font-family:var(--num-font);font-variant-numeric:tabular-nums;
  width:34px;height:34px;flex:none;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:var(--ink-900);color:var(--lime-400);font-size:14px;font-weight:700;
}
.group-head h2{font-size:21px;font-weight:800}
.group-head em{font-style:normal;font-size:13px;color:var(--text-400);margin-left:auto}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  margin-bottom:10px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:rgba(18,178,122,.35)}
.faq-item.is-open{border-color:rgba(18,178,122,.45);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:12px;text-align:left;
  padding:18px 20px;font-size:16px;font-weight:700;color:var(--text-900);
}
.faq-dot{width:8px;height:8px;border-radius:50%;background:var(--lime-400);flex:none}
.faq-text{flex:1}
.faq-arrow{color:var(--text-400);font-size:13px;transition:transform 200ms ease,color var(--ease)}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);color:var(--brand-500)}
.faq-a{padding:0 20px 20px 40px;background:var(--bg-50);font-size:15px;line-height:1.85;color:var(--text-600)}
.faq-a p{padding-top:14px}
.faq-a ul{margin-top:12px;display:flex;flex-direction:column;gap:8px}
.faq-a li{position:relative;padding-left:16px;font-size:14.5px;line-height:1.8}
.faq-a li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--brand-500);opacity:.65}

/* 侧栏 */
.side-col{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
}
.side-card.dark{background:var(--ink-800);border-color:var(--line-dark);box-shadow:none;border-top:2px solid var(--lime-400)}
.side-card.dark h3{color:#fff}
.side-card.dark p{color:#A9BAB0}
.side-card h3{font-size:17.5px;font-weight:800;margin-bottom:10px}
.side-card p{font-size:14.5px;line-height:1.8}
.side-list{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.side-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-600);line-height:1.7}
.side-list li i{color:var(--brand-500);font-size:14px;margin-top:5px;flex:none}
.side-card.dark .side-list li{color:#B9C8BF}
.side-card.dark .side-list li i{color:var(--lime-400)}
.side-card.dark .side-list li a{border-bottom:1px dashed rgba(201,242,77,.4);color:var(--lime-400)}

/* 表单 */
.form-field{margin-bottom:14px}
.form-field label{display:block;font-size:13px;color:var(--text-900);font-weight:700;margin-bottom:7px}
.form-field input,.form-field textarea,.form-field select{
  width:100%;border-radius:var(--radius-input);border:1px solid var(--line);
  background:var(--bg-50);padding:12px 14px;font-size:14.5px;color:var(--text-900);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.form-field textarea{min-height:104px;resize:vertical;line-height:1.7}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{
  outline:none;border-color:var(--brand-500);background:#fff;
  box-shadow:0 0 0 3px rgba(18,178,122,.20);
}
.form-field.is-error input,.form-field.is-error textarea{border-color:var(--orange-500);background:#FFF7F3}
.field-error{display:none;font-size:12.5px;color:var(--orange-500);margin-top:6px}
.form-field.is-error .field-error{display:block}
.form-note{font-size:12.5px;color:var(--text-400);margin-top:10px;line-height:1.7}
.form-submit{width:100%;margin-top:6px}
.form-success{
  display:none;margin-top:14px;padding:13px 15px;border-radius:12px;
  background:rgba(18,178,122,.10);border:1px solid rgba(18,178,122,.35);
  color:#0E8C60;font-size:14px;line-height:1.7;
}
.form-success.is-show{display:block}
@media(max-width:1023px){
  .faq-layout{grid-template-columns:1fr;gap:34px}
  .side-col{position:static}
}
@media(max-width:767px){
  .faq-q{font-size:15px;padding:16px 16px}
  .faq-a{padding:0 16px 18px 16px}
  .group-head em{display:none}
}

/* ============ 自助排查步骤 ============ */
.steps-band{position:relative;overflow:hidden;background:var(--ink-900);color:#B9C8BF}
.steps-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.12;
}
.steps-band .container{position:relative;z-index:2}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:6px}
.step{
  background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--radius-card);
  padding:26px 22px;position:relative;transition:border-color var(--ease),transform var(--ease);
}
.step:hover{border-color:rgba(201,242,77,.45);transform:translateY(-4px)}
.step .no{
  font-family:var(--num-font);font-variant-numeric:tabular-nums;
  font-size:34px;font-weight:700;color:rgba(201,242,77,.35);line-height:1;margin-bottom:14px;
}
.step h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:9px}
.step p{font-size:14.5px;line-height:1.8;color:#A9BAB0}
@media(max-width:1023px){.steps-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps-grid{grid-template-columns:1fr}}

/* ============ CTA ============ */
.cta-band{background:var(--ink-900);position:relative;overflow:hidden;padding:74px 0}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(201,242,77,.045) 0 2px,transparent 2px 30px);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:44px;align-items:center}
.cta-band h2{color:#fff;font-size:34px;font-weight:900;line-height:1.25}
.cta-band p{color:#A9BAB0;margin-top:14px;font-size:16px;max-width:520px}
.dl-buttons{display:flex;flex-direction:column;gap:12px;margin-top:28px;max-width:420px}
.dl-btn{
  display:flex;align-items:center;gap:14px;
  padding:15px 20px;border-radius:14px;border:1px solid var(--line-dark);
  background:rgba(255,255,255,.04);color:#E7EFE9;font-weight:700;font-size:15px;
  transition:border-color var(--ease),background var(--ease),transform var(--ease);
}
.dl-btn:hover{border-color:var(--lime-400);background:rgba(18,178,122,.12);transform:translateY(-2px);color:#fff}
.dl-btn i{font-size:19px;color:var(--lime-400);width:22px;text-align:center}
.dl-btn .txt{flex:1}
.dl-btn .num{font-family:var(--num-font);font-variant-numeric:tabular-nums;font-size:12.5px;color:var(--text-400);font-weight:400}
.qr-card{
  background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--radius-card);
  padding:30px 26px;text-align:center;border-top:2px solid var(--lime-400);
}
.qr-box{
  width:172px;height:172px;margin:0 auto 18px;border-radius:var(--radius-img);
  background:rgba(201,242,77,.08);border:1px dashed rgba(201,242,77,.4);
  display:flex;align-items:center;justify-content:center;color:var(--lime-400);font-size:64px;
}
.qr-card h3{color:#fff;font-size:17px;margin-bottom:8px}
.qr-card p{color:#A9BAB0;font-size:14px;line-height:1.8}
.qr-card .stamp{
  display:inline-block;margin-top:16px;padding:6px 14px;border-radius:var(--radius-pill);
  background:rgba(255,106,43,.14);color:var(--orange-500);
  font-family:var(--num-font);font-variant-numeric:tabular-nums;font-size:12.5px;
}
@media(max-width:1023px){
  .cta-grid{grid-template-columns:1fr;gap:34px}
  .cta-band h2{font-size:27px}
}
@media(max-width:767px){
  .cta-band{padding:48px 0}
  .dl-buttons{max-width:none}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:var(--text-400);padding:64px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px;border-bottom:1px solid var(--line-dark)}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-400);max-width:330px}
.footer-col h4{color:var(--lime-400);font-size:14px;font-weight:700;letter-spacing:.08em;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{display:inline-flex;align-items:center;gap:8px;color:var(--text-400);font-size:14px}
.footer-col a i{font-size:11px;opacity:.7}
.footer-col a:hover{color:#fff}
.footer-col a:hover i{color:var(--lime-400);opacity:1}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 0 28px;font-size:13px;color:var(--text-400);flex-wrap:wrap;
}
.footer-bottom .tools{display:flex;align-items:center;gap:16px}
.footer-bottom .tools span{color:var(--text-400)}
@media(max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media(max-width:600px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category5 */
:root{
  --ink-900:#0B1411;
  --ink-800:#12211B;
  --ink-700:#1B3028;
  --brand-500:#12B27A;
  --lime-400:#C9F24D;
  --orange-500:#FF6A2B;
  --bg-50:#F6F8F5;
  --surface:#FFFFFF;
  --text-900:#16201B;
  --text-600:#5A6B62;
  --text-400:#93A29A;
  --line:#E3EAE4;
  --line-dark:#22332B;
  --radius-card:18px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(11,20,17,.06), 0 10px 26px -14px rgba(11,20,17,.20);
  --shadow-2:0 2px 4px rgba(11,20,17,.08), 0 22px 44px -20px rgba(11,20,17,.30);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Oswald","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --space-section:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--text-900);margin:0;font-weight:800;line-height:1.28;}
h1{font-size:52px;font-weight:900;line-height:1.15;letter-spacing:-.01em;}
h2{font-size:34px;font-weight:800;}
h3{font-size:20px;font-weight:700;line-height:1.4;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}
.section{padding:var(--space-section) 0;}
.section--tight{padding:64px 0;}
.section--white{background:var(--surface);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;}
.section-head .lead{max-width:640px;margin-top:14px;}
.section-head .label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand-500);
  text-transform:uppercase;margin-bottom:12px;
}
.section-head .label::before{content:"";width:22px;height:2px;background:var(--lime-400);border-radius:2px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(201,242,77,.14);color:var(--lime-400);
  border:1px solid rgba(201,242,77,.28);
  padding:6px 14px;border-radius:var(--radius-pill);
  font-size:13px;font-weight:700;letter-spacing:.06em;
}

/* ============ 顶部活动状态条 ============ */
.topbar{background:var(--ink-900);border-bottom:1px solid var(--line-dark);height:36px;display:flex;align-items:center;}
.topbar-inner{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--lime-400);}
.status-dot{
  width:8px;height:8px;border-radius:50%;background:var(--orange-500);flex:0 0 auto;
  animation:pulse 1.6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.82);}}
.topbar-text{color:rgba(255,255,255,.82);}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px;color:var(--lime-400);}
.topbar-label{color:var(--text-400);font-size:12px;}
.countdown{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;color:var(--lime-400);}
.topbar-badge{
  background:rgba(201,242,77,.14);color:var(--lime-400);
  border-radius:var(--radius-badge);padding:2px 8px;font-size:12px;font-weight:700;
}
@media (max-width:767px){.topbar-text{display:none;}.topbar-label{display:none;}}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--ink-900);
  border-bottom:1px solid transparent;transition:box-shadow .22s ease,border-color .22s ease;
}
.site-header.is-stuck{box-shadow:var(--shadow-2);border-bottom-color:var(--line-dark);}
.nav{display:flex;align-items:center;gap:32px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo-mark{
  width:32px;height:32px;border-radius:10px;position:relative;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand-500),#0b8b60);
}
.logo-mark::before{
  content:"";position:absolute;inset:7px 9px;border:2px solid var(--lime-400);
  border-radius:12px 12px 4px 12px;transform:rotate(-16deg);
}
.logo-mark::after{
  content:"";position:absolute;right:5px;top:5px;width:7px;height:7px;border-radius:50%;background:var(--lime-400);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-text b{color:#fff;font-size:19px;font-weight:900;letter-spacing:.02em;}
.logo-text span{color:var(--text-400);font-size:11px;letter-spacing:.16em;margin-top:3px;}
.nav-menu{display:flex;align-items:center;gap:28px;margin-left:12px;}
.nav-menu a{
  position:relative;color:rgba(255,255,255,.78);font-size:15px;padding:6px 0;white-space:nowrap;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:4px;border-radius:4px;
  background:var(--lime-400);transform:translateX(-50%);transition:width .16s ease;
}
.nav-menu a:hover{color:var(--lime-400);}
.nav-menu a:hover::after{width:100%;}
.nav-menu a.is-active{color:#fff;font-weight:700;}
.nav-menu a.is-active::after{width:100%;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  border-radius:var(--radius-pill);font-weight:700;font-size:15px;
  padding:13px 26px;border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease,background .18s ease,box-shadow .2s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{background:var(--lime-400);color:var(--ink-900);}
.btn-primary:hover{background:#d6fa63;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:scale(.98);}
.btn-outline{border-color:var(--line-dark);color:#fff;background:transparent;}
.btn-outline:hover{background:rgba(18,178,122,.14);border-color:var(--lime-400);color:#fff;}
.btn-outline-dark{border-color:var(--line);color:var(--text-900);background:transparent;}
.btn-outline-dark:hover{background:rgba(18,178,122,.1);border-color:var(--lime-400);}
.btn-ghost{padding:0;color:var(--brand-500);font-weight:700;}
.btn-ghost i{transition:transform .18s ease;}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.nav-cta-badge{
  background:var(--ink-900);color:var(--lime-400);
  border-radius:var(--radius-badge);padding:2px 7px;font-size:11px;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
}
.nav-burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line-dark);color:#fff;align-items:center;justify-content:center;font-size:18px;
}
.nav-burger:hover{border-color:var(--lime-400);color:var(--lime-400);}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;background:var(--ink-900) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding:76px 0 68px;overflow:hidden;color:rgba(255,255,255,.8);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(92deg,rgba(11,20,17,.96) 0%,rgba(11,20,17,.88) 46%,rgba(11,20,17,.58) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(201,242,77,.07) 0 1px,transparent 1px 28px);
}
.page-hero-inner{position:relative;z-index:1;max-width:840px;}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--text-400);margin-bottom:22px;}
.breadcrumb a:hover{color:var(--lime-400);}
.breadcrumb .sep{color:var(--line-dark);}
.breadcrumb .current{color:rgba(255,255,255,.72);}
.page-hero h1{color:#fff;margin-top:18px;}
.page-hero h1 em{font-style:normal;color:var(--lime-400);}
.page-hero p.lead{margin-top:20px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.78);max-width:720px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;padding-top:26px;
  border-top:1px solid var(--line-dark);
}
.hero-meta div{display:flex;flex-direction:column;gap:4px;}
.hero-meta .k{font-size:12px;color:var(--text-400);letter-spacing:.1em;}
.hero-meta .v{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:20px;color:#fff;font-weight:600;}

/* ============ 品牌介绍两栏 ============ */
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.intro-figure{position:relative;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-2);border:1px solid var(--line);}
.intro-figure img{width:100%;height:420px;object-fit:cover;transition:transform .4s ease;}
.intro-figure:hover img{transform:scale(1.04);}
.intro-figure .tag-float{
  position:absolute;left:18px;bottom:18px;
  background:rgba(11,20,17,.88);color:#fff;border-radius:var(--radius-pill);
  padding:9px 18px;font-size:13px;display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line-dark);
}
.intro-figure .tag-float i{color:var(--lime-400);}
.intro-copy h2{margin-bottom:18px;}
.intro-copy p + p{margin-top:16px;}
.info-dl{
  margin-top:28px;display:grid;grid-template-columns:1fr 1fr;gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
}
.info-dl > div{background:var(--surface);padding:20px 22px;}
.info-dl dt{font-size:13px;color:var(--text-400);margin-bottom:6px;letter-spacing:.04em;}
.info-dl dd{margin:0;color:var(--text-900);font-weight:700;font-size:16px;}
.info-dl dd .sub{display:block;font-weight:400;font-size:13px;color:var(--text-600);margin-top:4px;}

/* ============ 数据条 ============ */
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  background:var(--ink-900);border-radius:var(--radius-card);padding:36px 32px;
  border:1px solid var(--line-dark);position:relative;overflow:hidden;
}
.metrics::before{
  content:"";position:absolute;left:0;top:0;width:180px;height:2px;background:var(--lime-400);
}
.metric{position:relative;padding-left:20px;}
.metric::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--brand-500);opacity:.7;}
.metric .v{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:34px;font-weight:600;color:#fff;line-height:1.2;}
.metric .v small{font-size:15px;color:var(--lime-400);margin-left:4px;font-weight:400;}
.metric .k{font-size:13px;color:var(--text-400);margin-top:6px;}

/* ============ 时间轴 ============ */
.timeline{position:relative;margin-top:8px;padding-left:38px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--lime-400),rgba(18,178,122,.28));
}
.tl-item{position:relative;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-38px;top:7px;width:20px;height:20px;border-radius:50%;
  background:var(--ink-900);border:2px solid var(--lime-400);box-shadow:0 0 0 4px rgba(201,242,77,.16);
}
.tl-date{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;
  color:var(--brand-500);font-weight:600;letter-spacing:.08em;
}
.tl-item h3{margin:6px 0 8px;font-size:18px;}
.tl-item p{font-size:15px;}

/* ============ 资讯列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(18,178,122,.4);box-shadow:var(--shadow-2);}
.card-media{overflow:hidden;position:relative;}
.card-media img{width:100%;height:196px;object-fit:cover;transition:transform .3s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-badge{
  position:absolute;left:14px;top:14px;
  background:rgba(11,20,17,.86);color:var(--lime-400);
  border:1px solid rgba(201,242,77,.3);border-radius:var(--radius-badge);
  padding:5px 10px;font-size:12px;font-weight:700;letter-spacing:.04em;
}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:18px;line-height:1.5;}
.card-body .desc{margin-top:12px;font-size:14.5px;line-height:1.8;color:var(--text-600);flex:1;}
.card-foot{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.card-foot .time{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:13px;color:var(--text-400);}
.card-foot .more{font-size:13.5px;font-weight:700;color:var(--brand-500);display:inline-flex;align-items:center;gap:6px;}
.card:hover .card-foot .more i{transform:translateX(4px);}
.card-foot .more i{transition:transform .18s ease;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 24px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:rgba(18,178,122,.45);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  padding:20px 22px;font-size:16px;font-weight:700;color:var(--text-900);line-height:1.5;
}
.faq-q .dot{width:9px;height:9px;border-radius:50%;background:var(--lime-400);flex:0 0 auto;}
.faq-q .chev{margin-left:auto;color:var(--text-400);font-size:14px;transition:transform .2s ease;}
.faq-item.open .faq-q .chev{transform:rotate(180deg);color:var(--brand-500);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;background:var(--bg-50);}
.faq-a p{padding:0 22px 22px 45px;font-size:15px;line-height:1.85;color:var(--text-600);}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--ink-900);border-radius:var(--radius-card);padding:52px 48px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;
  border:1px solid var(--line-dark);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(201,242,77,.06) 0 1px,transparent 1px 30px);
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{color:#fff;}
.cta-band p{margin-top:16px;color:rgba(255,255,255,.75);font-size:16px;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:14px;}
.cta-actions .btn{width:100%;}
.cta-note{font-size:13px;color:var(--text-400);text-align:center;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:var(--text-400);padding:72px 0 0;margin-top:88px;border-top:1px solid var(--line-dark);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:52px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand p{font-size:14.5px;line-height:1.9;max-width:340px;}
.footer-col h4{
  color:var(--lime-400);font-size:14px;letter-spacing:.08em;font-weight:700;
  margin-bottom:18px;text-transform:uppercase;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{font-size:14.5px;color:var(--text-400);display:inline-flex;align-items:center;gap:8px;}
.footer-col ul li a i{font-size:11px;color:rgba(18,178,122,.8);transition:transform .18s ease;}
.footer-col ul li a:hover{color:#fff;}
.footer-col ul li a:hover i{transform:translateX(3px);color:var(--lime-400);}
.footer-bottom{
  border-top:1px solid var(--line-dark);padding:22px 0;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13.5px;
}
.footer-bottom .tools{display:flex;gap:20px;flex-wrap:wrap;}
.footer-bottom .tools a{color:var(--text-400);}
.footer-bottom .tools a:hover{color:var(--lime-400);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{max-width:1080px;}
  h1{font-size:44px;}
  h2{font-size:30px;}
}
@media (max-width:1023px){
  :root{--space-section:64px;}
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);
    background:var(--ink-900);flex-direction:column;align-items:stretch;
    gap:0;margin:0;padding:88px 24px 32px;
    transform:translateX(100%);transition:transform .28s ease;
    border-left:1px solid var(--line-dark);box-shadow:var(--shadow-2);
    overflow-y:auto;z-index:70;
  }
  .nav-menu.open{transform:translateX(0);}
  .nav-menu a{padding:16px 0;font-size:17px;border-bottom:1px solid var(--line-dark);}
  .nav-menu a::after{display:none;}
  .nav-burger{display:inline-flex;}
  .intro-grid{grid-template-columns:1fr;gap:32px;}
  .intro-figure img{height:340px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .faq-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  h1{font-size:36px;}
}
@media (max-width:767px){
  :root{--space-section:48px;}
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .nav{height:56px;gap:16px;}
  .nav-menu{padding-top:76px;}
  .nav-right .btn-primary{padding:10px 16px;font-size:14px;}
  .nav-right .btn-primary .nav-cta-badge{display:none;}
  h1{font-size:30px;line-height:1.24;}
  h2{font-size:24px;}
  h3{font-size:17px;}
  .page-hero{padding:44px 0 40px;}
  .page-hero p.lead{font-size:15.5px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .hero-meta{gap:20px;}
  .hero-meta .v{font-size:17px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .news-grid{grid-template-columns:1fr;}
  .metrics{grid-template-columns:1fr;padding:26px 22px;gap:20px;}
  .intro-figure img{height:230px;}
  .info-dl{grid-template-columns:1fr;}
  .cta-band{padding:32px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .timeline{padding-left:32px;}
  .tl-item::before{left:-32px;}
}