/* roulang page: index */
:root{
  --c-ink:#0E1512;
  --c-brand:#1FC77A;
  --c-brand-strong:#12A863;
  --c-accent:#FF7A2F;
  --c-highlight:#D9F94A;
  --c-bg:#F6F7F3;
  --c-bg-alt:#EEF1EA;
  --c-card:#FFFFFF;
  --c-line:#E3E8E0;
  --c-muted:#6B7A72;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(14,21,18,.06);
  --sh-2:0 10px 28px -14px rgba(14,21,18,.20);
  --sh-3:0 22px 48px -22px rgba(14,21,18,.28);
  --nav-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.8;color:var(--c-ink);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,transform .18s ease}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,h5,p,figure{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(31,199,122,.45);outline-offset:2px;border-radius:4px}
::selection{background:rgba(31,199,122,.22)}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}
.section{padding:88px 0}
.section--alt{background:var(--c-bg-alt)}
.section--tight{padding:64px 0}
.section--dark{background:var(--c-ink);color:#EAF2ED}

/* ---------- 板块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-head h2{
  font-size:clamp(21px,2.4vw,30px);font-weight:700;line-height:1.35;position:relative;padding-top:16px;
}
.sec-head h2::before{
  content:"";position:absolute;top:0;left:0;width:28px;height:4px;border-radius:2px;background:var(--c-brand);
}
.sec-head p{margin-top:10px;color:var(--c-muted);font-size:15px;max-width:640px}
.sec-link{font-size:14px;font-weight:600;color:var(--c-brand-strong);display:inline-flex;align-items:center;gap:6px}
.sec-link i{transition:transform .18s ease}
.sec-link:hover i{transform:translateX(4px)}
.section--dark .sec-head p{color:#9FB5A9}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-lg{height:52px;padding:0 30px;font-size:16px}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--sh-2)}
.btn-primary:hover{background:var(--c-brand-strong);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px -14px rgba(31,199,122,.85)}
.btn-primary:active{transform:translateY(0)}
.btn-highlight{background:var(--c-highlight);color:var(--c-ink);font-weight:700;box-shadow:var(--sh-1)}
.btn-highlight:hover{background:#E4FF63;color:var(--c-ink);transform:translateY(-2px);box-shadow:0 12px 26px -14px rgba(217,249,74,.95)}
.btn-outline{background:var(--c-card);color:var(--c-ink);border-color:var(--c-line)}
.btn-outline:hover{border-color:var(--c-brand);background:rgba(31,199,122,.08);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-bg-alt)}
.section--dark .btn-outline{background:transparent;color:#EAF2ED;border-color:rgba(255,255,255,.24)}
.section--dark .btn-outline:hover{border-color:var(--c-highlight);color:var(--c-highlight);background:rgba(255,255,255,.06)}
.btn-icon{width:44px;height:44px;padding:0;border-radius:50%;border:1px solid var(--c-line);background:var(--c-card)}
.btn-icon:hover{border-color:var(--c-brand);color:var(--c-brand-strong)}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none!important;box-shadow:none}

/* ---------- 标签与徽章 ---------- */
.badge-cat{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:var(--r-pill);
  background:rgba(255,122,47,.12);color:#D85F16;font-size:13px;font-weight:600;line-height:1;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-card);border:1px solid var(--c-line);font-size:13px;color:var(--c-muted);
}
.tag--brand{background:rgba(31,199,122,.12);border-color:rgba(31,199,122,.28);color:#0E8B52;font-weight:600}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:var(--c-bg);
  transition:background-color .2s ease,box-shadow .2s ease,border-color .2s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  box-shadow:var(--sh-1);
  border-bottom-color:var(--c-line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--c-ink);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-mark svg{display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em}
.brand-sub{font-size:11px;color:var(--c-muted);letter-spacing:.01em;white-space:nowrap}
.nav-channels{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{
  position:relative;font-size:14px;padding:8px 14px;border-radius:var(--r-pill);color:#3C4A43;
  white-space:nowrap;transition:background-color .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--c-bg-alt);color:var(--c-ink)}
.nav-link.is-active{background:rgba(31,199,122,.12);color:#0E6E43;font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--c-brand);
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  position:relative;display:flex;align-items:center;width:220px;height:40px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-card);
  transition:width .22s ease,border-color .18s ease,box-shadow .18s ease;
}
.nav-search i{position:absolute;left:15px;font-size:13px;color:var(--c-muted)}
.nav-search input{
  width:100%;height:100%;border:0;background:transparent;border-radius:var(--r-pill);
  padding:0 16px 0 38px;font-size:14px;outline:none;
}
.nav-search input::placeholder{color:var(--c-muted)}
.nav-search:focus-within{width:280px;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(31,199,122,.18)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-md);border:1px solid var(--c-line);
  background:var(--c-card);flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:.2s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-drawer{
  display:none;position:fixed;left:0;right:0;top:var(--nav-h);bottom:0;background:#fff;z-index:1029;
  padding:18px 22px 32px;overflow-y:auto;border-top:1px solid var(--c-line);
}
.nav-drawer.is-open{display:block}
.drawer-search{
  display:flex;align-items:center;gap:10px;height:46px;border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:0 14px;margin-bottom:14px;background:var(--c-bg);
}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px}
.drawer-search i{color:var(--c-muted)}
.drawer-menu a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:16px;line-height:52px;border-bottom:1px solid var(--c-line);
}
.drawer-menu a.is-active{color:var(--c-brand-strong);font-weight:600}
.drawer-foot{margin-top:20px;display:flex;flex-direction:column;gap:12px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:72px 0 84px;
  background:
    linear-gradient(180deg,rgba(14,21,18,.06),rgba(246,247,243,0)),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(14,21,18,.045) 0 1px,transparent 1px 12px);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);border:1px solid var(--c-line);font-size:13px;color:#3C4A43;font-weight:600;
  box-shadow:var(--sh-1);
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--c-brand);box-shadow:0 0 0 4px rgba(31,199,122,.18)}
.hero h1{
  margin-top:20px;
  font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.18;letter-spacing:-.01em;
}
.hero h1 em{font-style:normal;color:var(--c-brand-strong)}
.hero-sub{
  margin-top:20px;font-size:clamp(16px,1.6vw,18px);line-height:1.85;color:#41504A;max-width:620px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{margin-top:22px;display:flex;flex-wrap:wrap;gap:20px;font-size:13px;color:var(--c-muted)}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta i{color:var(--c-brand-strong)}
.hero-visual{position:relative}
.device-frame{
  position:relative;border-radius:var(--r-xl);overflow:hidden;background:var(--c-ink);
  box-shadow:0 30px 60px -26px rgba(14,21,18,.55),0 0 0 1px rgba(255,255,255,.10);
  aspect-ratio:4/5;
}
.device-frame img{width:100%;height:100%;object-fit:cover;opacity:.94}
.device-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,21,18,0) 42%,rgba(14,21,18,.82) 100%);
}
.device-panel{
  position:absolute;left:22px;right:22px;bottom:22px;z-index:3;color:#fff;
}
.device-panel h3{font-size:17px;font-weight:700;color:#fff}
.device-panel p{font-size:13px;color:#B9CCC2;margin-top:6px;line-height:1.7}
.device-panel .bar{height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.22);margin-top:14px;overflow:hidden}
.device-panel .bar span{display:block;height:100%;width:72%;border-radius:var(--r-pill);background:var(--c-highlight)}
.float-chip{
  position:absolute;z-index:4;display:flex;align-items:center;gap:10px;
  background:#fff;border-radius:var(--r-lg);padding:12px 16px;box-shadow:var(--sh-3);
  font-size:13px;font-weight:600;
}
.float-chip i{color:var(--c-brand-strong)}
.float-chip--a{top:26px;left:-18px}
.float-chip--b{bottom:96px;right:-14px}
.float-chip small{display:block;font-size:11px;font-weight:500;color:var(--c-muted)}

/* ---------- 数据条 ---------- */
.stats{background:var(--c-ink);color:#EAF2ED;padding:34px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-item{padding:6px 18px;border-left:1px solid rgba(255,255,255,.12)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{font-size:clamp(24px,2.8vw,32px);font-weight:800;color:var(--c-highlight);line-height:1.2}
.stat-num small{font-size:14px;font-weight:600;color:var(--c-highlight);margin-left:2px}
.stat-label{margin-top:6px;font-size:13px;color:#9FB5A9}

/* ---------- 轮播 ---------- */
.show-carousel{border-radius:var(--r-xl);overflow:hidden;background:var(--c-card);border:1px solid var(--c-line);box-shadow:var(--sh-2)}
.show-slide{display:grid;grid-template-columns:5fr 7fr;gap:0;align-items:stretch;min-height:380px}
.show-slide figure{margin:0;overflow:hidden;background:var(--c-bg-alt)}
.show-slide figure img{width:100%;height:100%;object-fit:cover}
.show-copy{padding:44px 46px;align-self:center}
.show-copy .badge-cat{margin-bottom:16px}
.show-copy h3{font-size:clamp(19px,2.1vw,24px);font-weight:700;line-height:1.45}
.show-copy p{margin-top:14px;color:#41504A;font-size:15px;line-height:1.85}
.show-points{margin-top:22px;display:grid;gap:10px}
.show-points li{display:flex;gap:10px;font-size:14px;color:#38463F}
.show-points i{color:var(--c-brand-strong);margin-top:4px;font-size:13px}
.carousel-indicators{
  position:static;margin:26px 0 0;display:flex;justify-content:center;gap:8px;
}
.carousel-indicators [data-bs-target]{
  width:28px;height:6px;border:0;border-radius:var(--r-pill);background:#CFD9D2;opacity:1;
  margin:0;transition:width .2s ease,background-color .2s ease;
}
.carousel-indicators .active{width:44px;background:var(--c-brand)}
.carousel-control-prev,.carousel-control-next{
  width:46px;height:46px;top:auto;bottom:26px;opacity:1;border-radius:50%;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  display:flex;align-items:center;justify-content:center;transition:.18s;
}
.carousel-control-prev{left:auto;right:82px}
.carousel-control-next{right:24px}
.carousel-control-prev:hover,.carousel-control-next:hover{background:var(--c-brand);color:#fff;border-color:var(--c-brand)}
.carousel-control-prev-icon,.carousel-control-next-icon{display:none}

/* ---------- 频道磁贴 ---------- */
.tile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tile{
  display:flex;flex-direction:column;gap:12px;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.tile:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(31,199,122,.4)}
.tile-ico{
  width:44px;height:44px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;
  background:rgba(31,199,122,.12);color:var(--c-brand-strong);font-size:17px;
}
.tile:hover .tile-ico{background:var(--c-brand);color:#fff}
.tile h3{font-size:18px;font-weight:600;line-height:1.45}
.tile p{font-size:14px;color:var(--c-muted);line-height:1.8}
.tile .tile-foot{
  display:inline-flex;align-items:center;gap:6px;margin-top:auto;font-size:13px;font-weight:600;color:var(--c-brand-strong);
}
.tile .tile-foot i{transition:transform .18s ease}
.tile:hover .tile-foot i{transform:translateX(4px)}

/* ---------- 资讯列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease;
  height:100%;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-bg-alt)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-body h3{font-size:17px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover .post-body h3{color:var(--c-brand-strong)}
.post-body p{font-size:14px;color:var(--c-muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-muted);
}
.post-meta .mi{display:inline-flex;align-items:center;gap:8px}
.post-meta i.arrow{transition:transform .18s ease;color:var(--c-brand-strong)}
.post-card:hover .post-meta i.arrow{transform:translateX(4px)}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;background:var(--c-card);
  border:1px dashed var(--c-line);border-radius:var(--r-lg);
}
.empty-state .ring{
  width:72px;height:72px;margin:0 auto 16px;border-radius:50%;
  border:2px dashed #C6D3CB;position:relative;
}
.empty-state .ring::after{
  content:"";position:absolute;inset:12px;border-radius:50%;border:2px solid rgba(31,199,122,.5);
}
.empty-state p{font-size:15px;color:var(--c-muted);margin-bottom:18px}

/* ---------- 系统要求 ---------- */
.req-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.req-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-1)}
.req-head{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--c-line)}
.req-head .ico{
  width:42px;height:42px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;
  background:var(--c-ink);color:var(--c-highlight);font-size:17px;
}
.req-head h3{font-size:18px;font-weight:600}
.req-head small{display:block;font-size:12px;color:var(--c-muted);font-weight:400;margin-top:2px}
.req-list{margin-top:6px}
.req-list div{
  display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--c-line);
  font-size:14px;
}
.req-list div:last-child{border-bottom:0}
.req-list dt{color:var(--c-muted);flex-shrink:0;font-weight:400}
.req-list dd{margin:0;text-align:right;font-weight:500}

/* ---------- 评价墙 ---------- */
.review-track{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:14px;height:100%;
  transition:transform .18s ease,box-shadow .18s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:46px;height:46px;border-radius:50%;flex-shrink:0;overflow:hidden;background:var(--c-bg-alt);
  border:1px solid var(--c-line);
}
.avatar img{width:100%;height:100%;object-fit:cover}
.review-top strong{display:block;font-size:15px;font-weight:600}
.review-top span{display:block;font-size:12px;color:var(--c-muted)}
.stars{color:var(--c-highlight);font-size:13px;letter-spacing:2px;text-shadow:0 1px 0 rgba(14,21,18,.18)}
.review-card p{font-size:14px;line-height:1.85;color:#3C4A43}
.review-time{margin-top:auto;font-size:12px;color:var(--c-muted)}

/* ---------- 下载区 ---------- */
.download{
  position:relative;background:var(--c-ink);color:#EAF2ED;padding:84px 0;overflow:hidden;
}
.download::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.045) 0 1px,transparent 1px 14px);
  pointer-events:none;
}
.download-inner{position:relative;z-index:2;text-align:center;max-width:820px;margin:0 auto}
.download-inner h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.35;color:#fff}
.download-inner p{margin-top:16px;color:#A9BEB3;font-size:15px}
.dl-buttons{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px}
.dl-meta{
  margin-top:30px;display:flex;flex-wrap:wrap;justify-content:center;gap:26px;
  font-size:13px;color:#9FB5A9;
}
.dl-meta b{color:var(--c-highlight);font-weight:700}
.qr-row{
  margin-top:38px;display:flex;align-items:center;justify-content:center;gap:22px;flex-wrap:wrap;
  padding-top:32px;border-top:1px solid rgba(255,255,255,.10);
}
.qr-box{
  width:120px;height:120px;border-radius:var(--r-lg);background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;
  color:#7E968A;font-size:12px;text-align:center;line-height:1.5;flex-shrink:0;
}
.qr-text{text-align:left;max-width:320px}
.qr-text strong{display:block;font-size:15px;color:#fff}
.qr-text span{display:block;font-size:13px;color:#9FB5A9;margin-top:8px;line-height:1.8}

/* ---------- FAQ ---------- */
.accordion-item{
  border:1px solid var(--c-line)!important;border-radius:var(--r-lg)!important;
  background:var(--c-card);margin-bottom:10px;overflow:hidden;
}
.accordion-button{
  background:var(--c-card);color:var(--c-ink);font-size:16px;font-weight:600;
  padding:20px 22px;box-shadow:none!important;border-radius:var(--r-lg)!important;
  position:relative;
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;
  background:var(--c-brand);opacity:0;transition:opacity .18s ease;
}
.accordion-button:not(.collapsed){background:var(--c-bg-alt);color:var(--c-ink)}
.accordion-button:not(.collapsed)::before{opacity:1}
.accordion-button::after{
  background-image:none;content:"+";font-size:20px;font-weight:600;color:var(--c-brand-strong);
  width:auto;height:auto;display:flex;align-items:center;justify-content:center;
  transform:none;transition:transform .2s ease;line-height:1;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--c-brand-strong)}
.accordion-body{padding:6px 24px 24px;font-size:15px;line-height:1.85;color:#3C4A43}

/* ---------- 订阅表单 ---------- */
.subscribe{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-xl);
  padding:40px;box-shadow:var(--sh-2);display:grid;grid-template-columns:6fr 5fr;gap:40px;align-items:center;
}
.subscribe h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.4;position:relative;padding-top:16px}
.subscribe h2::before{content:"";position:absolute;top:0;left:0;width:28px;height:4px;border-radius:2px;background:var(--c-brand)}
.subscribe p{margin-top:14px;color:var(--c-muted);font-size:15px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:13px;font-weight:600;margin-bottom:8px}
.form-field input{
  width:100%;height:46px;border-radius:var(--r-md);border:1px solid var(--c-line);
  background:var(--c-bg);padding:0 16px;font-size:15px;outline:none;transition:.18s;
}
.form-field input::placeholder{color:var(--c-muted)}
.form-field input:focus{border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 3px rgba(31,199,122,.18)}
.form-hint{font-size:12px;color:var(--c-muted);margin-top:10px}
.form-row{display:flex;gap:12px}
.form-row .form-field{flex:1;margin-bottom:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#B9CCC2;padding:72px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:5fr 3fr 3fr 3fr;gap:40px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:#88A095}
.footer-brand p{margin-top:18px;line-height:1.9;max-width:340px;color:#9FB5A9}
.footer-metrics{display:flex;gap:28px;margin-top:22px}
.footer-metrics b{display:block;font-size:20px;font-weight:800;color:var(--c-highlight)}
.footer-metrics span{font-size:12px;color:#88A095}
.footer-col h4{
  font-size:14px;font-weight:600;color:#fff;position:relative;padding-top:12px;margin-bottom:18px;
}
.footer-col h4::before{content:"";position:absolute;top:0;left:0;width:22px;height:2px;background:var(--c-highlight)}
.footer-col li{margin-bottom:12px}
.footer-col a,.footer-col span{color:#9FB5A9;font-size:14px;display:inline-block}
.footer-col a:hover{color:var(--c-highlight);transform:translateX(2px)}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;color:#88A095;
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-inner{gap:36px}
  .float-chip--a{left:8px}
  .float-chip--b{right:8px}
}
@media (max-width:991.98px){
  .nav-channels,.nav-search,.nav-actions .btn-ghost{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .nav-actions{margin-left:auto}
  .hero{padding:52px 0 60px}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .device-frame{aspect-ratio:16/11}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px 12px}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .section{padding:64px 0}
  .show-slide{grid-template-columns:1fr;min-height:0}
  .show-slide figure{aspect-ratio:16/9}
  .show-copy{padding:30px 28px 34px}
  .carousel-control-prev{right:70px}
  .tile-grid,.post-grid,.review-track{grid-template-columns:repeat(2,1fr)}
  .req-grid{grid-template-columns:1fr}
  .subscribe{grid-template-columns:1fr;gap:28px;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:767.98px){
  .container{padding:0 16px}
  .brand-sub{display:none}
  .hero-meta{gap:14px}
  .show-copy h3{font-size:19px}
  .carousel-control-prev,.carousel-control-next{display:none}
}
@media (max-width:575.98px){
  :root{--nav-h:58px}
  .section{padding:48px 0}
  .section--tight{padding:44px 0}
  .stats-grid{grid-template-columns:1fr;gap:18px}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.10);padding-top:16px}
  .stat-item:first-child{border-top:0;padding-top:0}
  .tile-grid,.post-grid{grid-template-columns:1fr}
  .review-track{
    display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;
    padding-bottom:10px;margin:0 -16px;padding-left:16px;padding-right:16px;
  }
  .review-card{min-width:78%;scroll-snap-align:start}
  .hero-cta .btn{width:100%}
  .dl-buttons .btn{width:100%}
  .form-row{flex-direction:column;gap:14px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:10px}
  .qr-text{text-align:center}
}

/* roulang page: article */
:root{
  --c-ink:#0E1512;
  --c-brand:#1FC77A;
  --c-brand-strong:#12A863;
  --c-accent:#FF7A2F;
  --c-highlight:#D9F94A;
  --c-bg:#F6F7F3;
  --c-bg-alt:#EEF1EA;
  --c-card:#FFFFFF;
  --c-line:#E3E8E0;
  --c-muted:#6B7A72;
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;
  --sh-1:0 1px 2px rgba(14,21,18,.06);
  --sh-2:0 10px 28px -14px rgba(14,21,18,.20);
  --sh-3:0 22px 48px -22px rgba(14,21,18,.28);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--c-bg);color:var(--c-ink);
  font-family:var(--font);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,transform .18s ease,border-color .18s ease}
a:hover{color:var(--c-brand-strong)}
button,input{font-family:inherit}
:focus-visible{outline:3px solid rgba(31,199,122,.42);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media(min-width:1400px){.container{max-width:1280px}}
.num{font-variant-numeric:tabular-nums}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
::selection{background:var(--c-highlight);color:var(--c-ink)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,247,243,.86);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  box-shadow:var(--sh-1);
  border-bottom-color:var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--c-ink);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.01em}
.brand-sub{font-size:11px;color:var(--c-muted);white-space:nowrap}
.nav-channels{display:flex;align-items:center;gap:4px;margin-left:12px}
.nav-channels .nav-link{
  display:inline-block;font-size:14px;color:var(--c-ink);
  padding:8px 14px;border-radius:999px;position:relative;background:transparent;border:0;
}
.nav-channels .nav-link:hover{background:var(--c-bg-alt);color:var(--c-ink)}
.nav-channels .nav-link.is-active{background:rgba(31,199,122,.12);color:#0B7A4B;font-weight:600}
.nav-channels .nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--c-brand);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;width:220px;height:40px;
  padding:0 14px;border:1px solid var(--c-line);border-radius:999px;
  background:var(--c-card);transition:width .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.search-box:focus-within{width:280px;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(31,199,122,.16)}
.search-box i{font-size:13px;color:var(--c-muted)}
.search-box input{border:0;outline:none;background:transparent;font-size:14px;width:100%;color:var(--c-ink)}
.search-box input::placeholder{color:var(--c-muted)}
.btn-login{
  font-size:14px;padding:9px 14px;border-radius:999px;color:var(--c-ink);
  border:1px solid transparent;background:transparent;
}
.btn-login:hover{background:var(--c-bg-alt)}
.btn-highlight{
  font-size:14px;font-weight:700;padding:10px 18px;border-radius:999px;
  background:var(--c-highlight);color:var(--c-ink);box-shadow:var(--sh-1);white-space:nowrap;
}
.btn-highlight:hover{background:#CFEF33;color:var(--c-ink);transform:translateY(-2px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-md);
  border:1px solid var(--c-line);background:var(--c-card);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.mobile-drawer{
  display:none;background:#fff;border-top:1px solid var(--c-line);
  padding:14px 24px 22px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer .m-link{
  display:block;font-size:16px;line-height:52px;border-bottom:1px solid var(--c-line);
}
.mobile-drawer .m-search{
  display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;margin:14px 0;
  border:1px solid var(--c-line);border-radius:var(--r-md);background:var(--c-bg);
}
.mobile-drawer .m-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px}
.mobile-drawer .m-cta{display:block;text-align:center;margin-top:14px;padding:13px;border-radius:999px;background:var(--c-highlight);font-weight:700}
@media(max-width:1200px){.search-box{width:180px}.search-box:focus-within{width:220px}}
@media(max-width:991px){
  .nav-channels,.search-box,.btn-login{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:58px}
}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;padding:38px 0 34px;overflow:hidden;
  background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%);
}
.article-hero::before{
  content:"";position:absolute;inset:0;opacity:.14;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 82%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 82%);
}
.article-hero .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);margin-bottom:18px}
.crumb a:hover{color:var(--c-brand-strong)}
.crumb i{font-size:10px;opacity:.7}
.hero-rule{width:44px;height:4px;border-radius:4px;background:var(--c-brand);margin-bottom:16px}
.article-title{
  font-size:clamp(26px,3.2vw,40px);line-height:1.3;font-weight:800;
  max-width:900px;margin-bottom:18px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;font-size:14px;color:var(--c-muted)}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:5px 12px;border-radius:999px;background:rgba(255,122,47,.10);color:#C4551A;
}
.badge-cat:hover{background:rgba(255,122,47,.18);color:#A8440F}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--c-line);display:inline-block}
.share-group{display:flex;align-items:center;gap:8px;margin-left:auto}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--c-line);
  background:var(--c-card);color:var(--c-ink);display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;cursor:pointer;transition:all .18s ease;
}
.icon-btn:hover{border-color:var(--c-brand);color:var(--c-brand-strong);transform:translateY(-2px);box-shadow:var(--sh-2)}
@media(max-width:767px){.share-group{margin-left:0;width:100%}}

/* ============ 主体布局 ============ */
.article-main{padding:44px 0 72px}
.layout-row{display:flex;flex-wrap:wrap;gap:32px}
.col-body{flex:1 1 640px;min-width:0;max-width:780px}
.col-side{flex:0 1 320px;min-width:280px}

.article-body{font-size:17px;line-height:1.9;color:#1B2420}
.article-body>*+*{margin-top:1.1em}
.article-body p{margin:0 0 1.1em}
.article-body h2{
  font-size:clamp(21px,2.4vw,28px);line-height:1.4;font-weight:700;
  margin:44px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;width:8px;height:1.05em;
  border-radius:3px;background:var(--c-brand);
}
.article-body h3{font-size:19px;font-weight:600;margin:30px 0 12px;color:var(--c-ink)}
.article-body h4{font-size:17px;font-weight:600;margin:24px 0 10px}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.1em}
.article-body li{margin:.4em 0;line-height:1.8}
.article-body a{color:var(--c-brand-strong);border-bottom:1px solid rgba(18,168,99,.35)}
.article-body a:hover{border-bottom-color:var(--c-brand-strong)}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--c-bg-alt);
  border-left:3px solid var(--c-brand);border-radius:0 var(--r-md) var(--r-md) 0;
  color:#33403A;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-lg);margin:24px auto;box-shadow:var(--sh-1)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15.5px;
  background:var(--c-card);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
}
.article-body th{
  text-align:left;background:var(--c-bg-alt);font-weight:600;
  padding:12px 16px;border-bottom:1px solid var(--c-line);
}
.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-line);color:#33403A}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:var(--c-bg-alt);padding:2px 6px;border-radius:6px;font-size:15px}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:34px 0}

.empty-state{
  border:1px dashed var(--c-line);background:var(--c-card);border-radius:var(--r-lg);
  padding:52px 24px;text-align:center;
}
.empty-state .ring{
  width:74px;height:74px;margin:0 auto 16px;border-radius:50%;
  border:1.5px dashed var(--c-brand);display:flex;align-items:center;justify-content:center;
  color:var(--c-brand-strong);font-size:24px;
}
.empty-state p{color:var(--c-muted);font-size:15px}
.btn-secondary-c{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;
  border-radius:999px;border:1px solid var(--c-line);background:var(--c-card);
  font-size:14px;font-weight:600;color:var(--c-ink);
}
.btn-secondary-c:hover{border-color:var(--c-brand);background:rgba(31,199,122,.08);color:var(--c-brand-strong)}

/* ============ 侧栏 ============ */
.col-side .side-sticky{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:20px 22px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:14px;height:3px;border-radius:3px;background:var(--c-brand)}
.toc-list{list-style:none;margin:0;padding:0;font-size:14px}
.toc-list li{margin:0}
.toc-list a{
  display:block;padding:8px 0 8px 14px;color:#33403A;border-left:2px solid var(--c-line);
  line-height:1.55;
}
.toc-list a:hover{color:var(--c-brand-strong);border-left-color:var(--c-brand);padding-left:18px}
.toc-empty{font-size:13px;color:var(--c-muted);display:none}
.channel-list{list-style:none;margin:0;padding:0}
.channel-list li+li{border-top:1px solid var(--c-line)}
.channel-list a{display:flex;align-items:center;gap:10px;padding:11px 0;font-size:14.5px}
.channel-list a i{font-size:12px;color:var(--c-muted);margin-left:auto;transition:transform .18s ease,color .18s ease}
.channel-list a:hover{color:var(--c-brand-strong)}
.channel-list a:hover i{transform:translateX(3px);color:var(--c-brand-strong)}
.dl-card{
  background:var(--c-ink);color:#fff;border-radius:var(--r-lg);padding:22px;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.045) 0 1px,transparent 1px 9px);
}
.dl-card h3{color:#fff;font-size:16px;font-weight:700;margin-bottom:8px}
.dl-card h3::before{background:var(--c-highlight)}
.dl-card p{font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:16px;line-height:1.7}
.dl-card .btn-dl{
  display:block;text-align:center;height:44px;line-height:44px;border-radius:999px;
  background:var(--c-highlight);color:var(--c-ink);font-weight:700;font-size:14px;
}
.dl-card .btn-dl:hover{background:#CFEF33;transform:translateY(-2px)}
.dl-card .dl-note{font-size:12px;color:rgba(255,255,255,.55);margin:12px 0 0;text-align:center}
@media(max-width:991px){
  .col-side{flex:1 1 100%}
  .col-side .side-sticky{position:static}
  .col-body{max-width:100%}
}

/* ============ 文末延展 ============ */
.extend{padding:0 0 72px}
.sec-head{margin-bottom:26px}
.sec-head .kicker{font-size:13px;font-weight:600;color:var(--c-brand-strong);letter-spacing:.06em;display:block;margin-bottom:6px}
.sec-head h2{font-size:clamp(21px,2.4vw,30px);font-weight:700}
.sec-head h2::before{content:"";display:block;width:28px;height:4px;border-radius:4px;background:var(--c-brand);margin-bottom:14px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.tag-pill{
  font-size:13px;padding:7px 14px;border-radius:999px;background:var(--c-bg-alt);
  color:#3A4741;border:1px solid transparent;
}
.tag-pill:hover{background:rgba(31,199,122,.12);color:var(--c-brand-strong);border-color:rgba(31,199,122,.3)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card-c{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;display:flex;flex-direction:column;height:100%;
}
.card-c:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.card-c .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-bg-alt)}
.card-c .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card-c:hover .thumb img{transform:scale(1.03)}
.card-c .card-inner{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.card-c h3{font-size:17.5px;font-weight:600;line-height:1.45;margin-bottom:8px}
.card-c:hover h3{color:var(--c-brand-strong)}
.card-c p{font-size:14px;color:var(--c-muted);line-height:1.7;margin-bottom:16px}
.card-c .card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted)}
.card-c .card-foot i{transition:transform .18s ease}
.card-c:hover .card-foot i{transform:translateX(4px);color:var(--c-brand-strong)}
@media(max-width:991px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:575px){.grid-3{grid-template-columns:1fr}}
.back-row{margin-top:30px;display:flex;flex-wrap:wrap;gap:12px}

/* ============ 下载 CTA 条 ============ */
.cta-strip{
  background:var(--c-ink);color:#fff;border-radius:var(--r-xl);padding:34px 36px;
  display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin-bottom:76px;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 1px,transparent 1px 10px);
}
.cta-strip .cta-text{flex:1 1 380px;min-width:260px}
.cta-strip h2{font-size:clamp(20px,2.2vw,26px);color:#fff;margin-bottom:8px}
.cta-strip p{color:rgba(255,255,255,.7);font-size:14.5px;margin:0}
.cta-strip .cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn-brand{
  display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 26px;border-radius:999px;
  background:var(--c-brand);color:#fff;font-weight:700;font-size:15px;border:0;
  box-shadow:var(--sh-2);transition:all .18s ease;
}
.btn-brand:hover{background:var(--c-brand-strong);color:#fff;transform:translateY(-2px);box-shadow:0 0 0 6px rgba(31,199,122,.18)}
.btn-ghost-l{
  display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 24px;border-radius:999px;
  border:1px solid rgba(255,255,255,.22);color:#fff;font-size:15px;font-weight:600;background:transparent;
}
.btn-ghost-l:hover{border-color:var(--c-highlight);color:var(--c-highlight)}
@media(max-width:575px){
  .cta-strip{padding:26px 22px}
  .btn-brand,.btn-ghost-l{width:100%;justify-content:center}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.78);padding:64px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-col h4{
  font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;padding-top:10px;position:relative;
}
.footer-col h4::before{content:"";position:absolute;top:0;left:0;width:20px;height:2px;background:var(--c-highlight);border-radius:2px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px;font-size:14px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.78);display:inline-block}
.footer-col a:hover{color:var(--c-highlight);transform:translateX(2px)}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.66);margin:16px 0 18px;line-height:1.8;max-width:340px}
.footer-metrics{display:flex;gap:26px}
.footer-metrics b{display:block;font-size:20px;color:#fff;font-weight:800;line-height:1.2}
.footer-metrics span{font-size:12px;color:rgba(255,255,255,.55)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}
@media(max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:575px){
  .site-footer{padding:48px 0 20px}
  .footer-grid{grid-template-columns:1fr}
}

/* roulang page: category1 */
:root{
  --c-ink:#0E1512;
  --c-brand:#1FC77A;
  --c-brand-strong:#12A863;
  --c-accent:#FF7A2F;
  --c-highlight:#D9F94A;
  --c-bg:#F6F7F3;
  --c-bg-alt:#EEF1EA;
  --c-card:#FFFFFF;
  --c-line:#E3E8E0;
  --c-muted:#6B7A72;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --sh-1:0 1px 2px rgba(14,21,18,.06);
  --sh-2:0 10px 28px -14px rgba(14,21,18,.20);
  --sh-3:0 22px 48px -22px rgba(14,21,18,.28);
  --nav-h:68px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-ink);text-decoration:none;transition:color .18s ease,transform .18s ease;}
a:hover{color:var(--c-brand-strong);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;line-height:1.35;color:var(--c-ink);}
p{margin:0 0 1em;color:#33403A;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:3px solid rgba(31,199,122,.45);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1280px;}}
.section{padding:80px 0;}
.section--alt{background:var(--c-bg-alt);}
.section-head{margin-bottom:34px;}
.section-head .kicker{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--c-brand-strong);
  background:rgba(31,199,122,.12);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(21px,2.4vw,30px);
  font-weight:700;
  position:relative;
  padding-top:14px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:28px;height:4px;
  border-radius:2px;
  background:var(--c-brand);
}
.section-head p{margin-top:10px;color:var(--c-muted);font-size:15px;max-width:760px;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}

/* ---------- 按钮 ---------- */
.btn-hw{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-hw i{font-size:14px;}
.btn-primary-hw{background:var(--c-brand);color:#fff;box-shadow:var(--sh-2);}
.btn-primary-hw:hover{background:var(--c-brand-strong);color:#fff;transform:translateY(-2px);box-shadow:0 0 0 4px rgba(31,199,122,.16),var(--sh-2);}
.btn-highlight-hw{background:var(--c-highlight);color:var(--c-ink);font-weight:700;box-shadow:var(--sh-1);}
.btn-highlight-hw:hover{color:var(--c-ink);transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 0 0 4px rgba(217,249,74,.28),var(--sh-2);}
.btn-outline-hw{background:#fff;border-color:var(--c-line);color:var(--c-ink);}
.btn-outline-hw:hover{border-color:var(--c-brand);background:rgba(31,199,122,.08);color:var(--c-brand-strong);transform:translateY(-2px);}
.btn-ghost-hw{background:transparent;color:var(--c-ink);}
.btn-ghost-hw:hover{background:var(--c-bg-alt);color:var(--c-brand-strong);}
.btn-lg-hw{height:52px;padding:0 30px;font-size:16px;}
.btn-hw:disabled,.btn-hw.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  height:var(--nav-h);
  background:rgba(246,247,243,.92);
  border-bottom:1px solid transparent;
  transition:background-color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom-color:var(--c-line);
  box-shadow:var(--sh-1);
}
.header-inner{
  height:var(--nav-h);
  display:flex;
  align-items:center;
  gap:22px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:26px;height:26px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;
  background:var(--c-ink);
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--c-ink);}
.brand-sub{font-size:11px;color:var(--c-muted);letter-spacing:.02em;}
.nav-channels{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-link{
  position:relative;
  display:inline-block;
  font-size:14px;
  padding:8px 14px;
  border-radius:999px;
  color:#3A4740;
  transition:background-color .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--c-bg-alt);color:var(--c-brand-strong);}
.nav-link.is-active{
  background:rgba(31,199,122,.12);
  color:#0B3A26;
  font-weight:600;
}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;border-radius:2px;
  background:var(--c-brand);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  position:relative;
  width:220px;
  transition:width .22s ease;
}
.search-box input{
  width:100%;
  height:40px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:#fff;
  padding:0 40px 0 16px;
  color:var(--c-ink);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box input::placeholder{color:var(--c-muted);}
.search-box input:focus{
  outline:none;
  border-color:var(--c-brand);
  box-shadow:0 0 0 3px rgba(31,199,122,.18);
}
.search-box:focus-within{width:280px;}
.search-box .search-icon{
  position:absolute;right:15px;top:50%;transform:translateY(-50%);
  color:var(--c-muted);font-size:14px;pointer-events:none;
}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--c-line);
  background:#fff;
  color:var(--c-ink);
  align-items:center;justify-content:center;
}
.mobile-drawer{
  display:none;
  position:fixed;
  inset:0;
  z-index:1050;
  background:#fff;
  padding:18px 20px 28px;
  overflow-y:auto;
}
.mobile-drawer.is-open{display:block;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
}
.drawer-list a{
  display:block;
  font-size:16px;
  line-height:52px;
  border-bottom:1px solid var(--c-line);
  color:var(--c-ink);
}
.drawer-list a.is-active{color:var(--c-brand-strong);font-weight:700;}
.drawer-search{margin:20px 0;}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:8px;}
.drawer-actions .btn-hw{width:100%;}
body.no-scroll{overflow:hidden;}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;
  color:#fff;
  background-image:
    linear-gradient(115deg,rgba(14,21,18,.94) 4%,rgba(14,21,18,.80) 52%,rgba(14,21,18,.62) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 2px,transparent 2px 12px);
  opacity:.7;
  pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;padding:66px 0 60px;max-width:820px;}
.cat-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;
  color:var(--c-highlight);
  background:rgba(217,249,74,.12);
  border:1px solid rgba(217,249,74,.35);
  border-radius:999px;
  padding:5px 14px;
  margin-bottom:18px;
}
.cat-hero h1{
  font-size:clamp(24px,3vw,36px);
  font-weight:800;
  letter-spacing:-.01em;
  color:#fff;
  line-height:1.25;
  margin-bottom:16px;
}
.cat-lead{
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.82);
  max-width:680px;
  margin-bottom:24px;
}
.cat-stats{
  display:flex;flex-wrap:wrap;gap:10px;
}
.cat-stats span{
  font-size:13px;
  color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  padding:6px 14px;
}
.cat-stats b{color:var(--c-highlight);font-weight:700;}

/* ---------- 筛选排序条 ---------- */
.filter-bar{
  background:#fff;
  border-bottom:1px solid var(--c-line);
  position:sticky;
  top:var(--nav-h);
  z-index:1020;
}
.filter-inner{
  display:flex;
  align-items:center;
  gap:18px;
  padding:14px 0;
  flex-wrap:wrap;
}
.filter-pills{display:flex;gap:8px;flex-wrap:wrap;}
.pill{
  border:1px solid var(--c-line);
  background:#fff;
  color:#40504A;
  font-size:13.5px;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  display:inline-flex;align-items:center;gap:6px;
  transition:all .18s ease;
}
.pill:hover{border-color:var(--c-brand);color:var(--c-brand-strong);background:rgba(31,199,122,.06);}
.pill.is-active{
  background:var(--c-ink);
  border-color:var(--c-ink);
  color:#fff;
  font-weight:600;
}
.sort-group{margin-left:auto;display:flex;gap:8px;align-items:center;}
.sort-group .label{font-size:13px;color:var(--c-muted);}
.sort-group .pill.is-active{background:rgba(31,199,122,.14);border-color:rgba(31,199,122,.4);color:#0B3A26;}

/* ---------- 头条大卡 ---------- */
.feature-card{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:0;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(31,199,122,.35);}
.feature-media{position:relative;aspect-ratio:5/3;overflow:hidden;background:var(--c-bg-alt);}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.feature-card:hover .feature-media img{transform:scale(1.03);}
.feature-body{padding:30px 32px;display:flex;flex-direction:column;justify-content:center;gap:14px;}
.badge-tag{
  display:inline-flex;align-items:center;gap:6px;
  align-self:flex-start;
  font-size:13px;
  font-weight:600;
  color:var(--c-accent);
  background:rgba(255,122,47,.10);
  border-radius:999px;
  padding:4px 12px;
}
.feature-body h3{
  font-size:clamp(19px,2.1vw,26px);
  font-weight:700;
  line-height:1.45;
}
.feature-card:hover .feature-body h3{color:var(--c-brand-strong);}
.feature-body .excerpt{color:#4A5751;font-size:15.5px;line-height:1.85;}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  font-size:13.5px;color:var(--c-muted);
}
.meta-row i{color:var(--c-brand);margin-right:5px;font-size:12px;}
.meta-row .arrow{margin-left:auto;color:var(--c-brand);transition:transform .18s ease;}
.feature-card:hover .meta-row .arrow{transform:translateX(4px);}

/* ---------- 图卡网格 ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.info-card{
  display:flex;
  flex-direction:column;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  height:100%;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(31,199,122,.3);}
.info-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-bg-alt);}
.info-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.info-card:hover .thumb img{transform:scale(1.03);}
.info-card .body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.info-card h3{
  font-size:18px;
  font-weight:600;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.info-card:hover h3{color:var(--c-brand-strong);}
.info-card .excerpt{
  font-size:14.5px;
  color:#4A5751;
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.info-card .meta-row{margin-top:auto;border-top:1px solid var(--c-line);padding-top:12px;font-size:13px;}

/* ---------- 赛程 timeline ---------- */
.schedule-list{
  display:grid;
  gap:14px;
}
.schedule-item{
  display:grid;
  grid-template-columns:104px minmax(0,1fr) auto;
  align-items:center;
  gap:20px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:18px 22px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.schedule-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(31,199,122,.3);}
.schedule-time{
  font-size:14px;
  font-weight:700;
  color:var(--c-accent);
  background:rgba(255,122,47,.10);
  border-radius:var(--r-sm);
  padding:8px 10px;
  text-align:center;
  line-height:1.4;
}
.schedule-time small{display:block;font-size:11.5px;font-weight:500;color:#8A6A52;}
.schedule-main h3{font-size:16.5px;font-weight:600;margin-bottom:4px;}
.schedule-main p{font-size:13.5px;color:var(--c-muted);margin:0;}
.schedule-action{font-size:13.5px;color:var(--c-brand-strong);font-weight:600;white-space:nowrap;}
.schedule-action i{transition:transform .18s ease;}
.schedule-item:hover .schedule-action i{transform:translateX(4px);}

/* ---------- 深色热榜看板 ---------- */
.board-section{
  background:var(--c-ink);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.board-section::before{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.board-section .container{position:relative;z-index:2;}
.board-section .section-head h2{color:#fff;}
.board-section .section-head p{color:rgba(255,255,255,.66);}
.board-section .section-head .kicker{color:var(--c-highlight);background:rgba(217,249,74,.12);}
.board-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.board-item{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-lg);
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform .18s ease,border-color .18s ease,background-color .18s ease;
}
.board-item:hover{transform:translateY(-4px);border-color:rgba(31,199,122,.45);background:rgba(255,255,255,.08);}
.board-rank{
  font-size:26px;
  font-weight:800;
  color:var(--c-brand);
  line-height:1;
}
.board-item h3{font-size:17px;font-weight:600;color:#fff;line-height:1.5;}
.board-item p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.75;margin:0;}
.board-metrics{display:flex;gap:18px;margin-top:auto;padding-top:14px;border-top:1px solid rgba(255,255,255,.10);}
.board-metrics div{display:flex;flex-direction:column;gap:2px;}
.board-metrics b{font-size:16px;color:var(--c-highlight);}
.board-metrics span{font-size:12px;color:rgba(255,255,255,.55);}

/* ---------- 分页 ---------- */
.pager{display:flex;justify-content:center;gap:8px;margin-top:44px;flex-wrap:wrap;}
.pager a,.pager span{
  min-width:42px;height:42px;
  display:inline-flex;align-items:center;justify-content:center;
  padding:0 14px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:#fff;
  color:#3F4C46;
  font-size:14px;
  transition:all .18s ease;
}
.pager a:hover{border-color:var(--c-brand);color:var(--c-brand-strong);background:rgba(31,199,122,.08);}
.pager .is-current{background:var(--c-ink);border-color:var(--c-ink);color:#fff;font-weight:700;}
.pager .is-disabled{opacity:.45;cursor:not-allowed;}

/* ---------- FAQ ---------- */
.accordion-hw .accordion-item{
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  background:#fff;
  margin-bottom:10px;
  overflow:hidden;
}
.accordion-hw .accordion-button{
  font-size:16px;
  font-weight:600;
  color:var(--c-ink);
  background:#fff;
  padding:20px 22px;
  box-shadow:none;
  border-radius:var(--r-lg);
  position:relative;
}
.accordion-hw .accordion-button:not(.collapsed){
  background:var(--c-bg-alt);
  color:#0B3A26;
  box-shadow:none;
}
.accordion-hw .accordion-button::before{
  content:"";
  position:absolute;left:0;top:14px;bottom:14px;
  width:3px;border-radius:0 3px 3px 0;
  background:var(--c-brand);
  opacity:0;
  transition:opacity .18s ease;
}
.accordion-hw .accordion-button:not(.collapsed)::before{opacity:1;}
.accordion-hw .accordion-button::after{
  background-image:none;
  content:"+";
  font-size:20px;
  font-weight:400;
  color:var(--c-brand-strong);
  width:22px;height:22px;
  display:flex;align-items:center;justify-content:center;
  transform:rotate(0deg);
  transition:transform .2s ease;
  line-height:1;
}
.accordion-hw .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-hw .accordion-button:focus{box-shadow:0 0 0 3px rgba(31,199,122,.25);}
.accordion-hw .accordion-body{
  padding:4px 22px 22px;
  font-size:15px;
  color:#404E48;
  line-height:1.85;
  background:var(--c-bg-alt);
}

/* ---------- CTA 区块 ---------- */
.cta-band{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  padding:40px;
  box-shadow:var(--sh-2);
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:36px;
  align-items:center;
}
.cta-band h2{font-size:clamp(21px,2.4vw,28px);font-weight:700;margin-bottom:12px;}
.cta-band p{color:var(--c-muted);font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px;}
.subscribe-form{display:flex;gap:10px;}
.subscribe-form input{
  flex:1;
  height:46px;
  border-radius:var(--r-md);
  border:1px solid var(--c-line);
  padding:0 16px;
  background:#fff;
  color:var(--c-ink);
}
.subscribe-form input::placeholder{color:var(--c-muted);}
.subscribe-form input:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(31,199,122,.18);}
.form-label{display:block;font-size:13px;font-weight:600;color:#3F4C46;margin-bottom:8px;}
.form-hint{font-size:12.5px;color:var(--c-muted);margin-top:8px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.74);
  padding:64px 0 28px;
  margin-top:80px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-metrics{display:flex;gap:26px;margin-top:22px;}
.footer-metrics div{display:flex;flex-direction:column;}
.footer-metrics b{font-size:19px;font-weight:800;color:var(--c-highlight);}
.footer-metrics span{font-size:12.5px;color:rgba(255,255,255,.52);}
.footer-col h4{
  position:relative;
  font-size:14px;
  font-weight:600;
  color:#fff;
  padding-top:12px;
  margin-bottom:18px;
}
.footer-col h4::before{
  content:"";
  position:absolute;top:0;left:0;
  width:20px;height:2px;border-radius:2px;
  background:var(--c-highlight);
}
.footer-col li{margin-bottom:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.66);transition:color .18s ease,transform .18s ease;display:inline-block;}
.footer-col a:hover{color:var(--c-highlight);transform:translateX(2px);}
.footer-bottom{
  margin-top:46px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.footer-bottom .domain{color:rgba(255,255,255,.42);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-channels .nav-link{padding:8px 11px;font-size:13.5px;}
  .search-box{width:180px;}
}
@media (max-width:991px){
  :root{--nav-h:58px;}
  .nav-channels{display:none;}
  .header-actions .search-box,.header-actions .btn-login{display:none;}
  .menu-toggle{display:inline-flex;}
  .section{padding:64px 0;}
  .cat-hero-inner{padding:50px 0 46px;}
  .feature-card{grid-template-columns:1fr;}
  .feature-media{aspect-ratio:16/9;}
  .feature-body{padding:24px;}
  .board-grid{grid-template-columns:1fr 1fr;}
  .cta-band{grid-template-columns:1fr;padding:30px;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .filter-bar{position:static;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .card-grid{grid-template-columns:1fr;}
  .board-grid{grid-template-columns:1fr;}
  .schedule-item{grid-template-columns:84px minmax(0,1fr);gap:14px;padding:16px;}
  .schedule-action{grid-column:2;font-size:13px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-metrics{gap:18px;}
  .cta-actions .btn-hw{width:100%;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form .btn-hw{width:100%;}
  .sort-group{width:100%;margin-left:0;}
  .pager a,.pager span{min-width:38px;height:38px;padding:0 12px;font-size:13.5px;}
}
@media (max-width:519px){
  .cat-hero h1{font-size:24px;}
  .cat-lead{font-size:15px;}
  .feature-body{padding:20px;}
  .info-card .body{padding:18px;}
  .filter-inner{gap:12px;}
  .pill{height:34px;padding:0 13px;font-size:13px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --c-ink:#0E1512;
  --c-brand:#1FC77A;
  --c-brand-strong:#12A863;
  --c-accent:#FF7A2F;
  --c-highlight:#D9F94A;
  --c-bg:#F6F7F3;
  --c-bg-alt:#EEF1EA;
  --c-card:#FFFFFF;
  --c-line:#E3E8E0;
  --c-muted:#6B7A72;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --sh-1:0 1px 2px rgba(14,21,18,.06);
  --sh-2:0 10px 28px -14px rgba(14,21,18,.20);
  --sh-3:0 22px 48px -22px rgba(14,21,18,.28);
  --head-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,transform .18s ease,border-color .18s ease}
a:hover{color:var(--c-brand-strong)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input{font:inherit}
:focus-visible{outline:3px solid rgba(31,199,122,.45);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1400px){.container{max-width:1280px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--c-line);
  box-shadow:var(--sh-1);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:var(--head-h);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;flex:0 0 auto;
  border-radius:10px;
  background:var(--c-ink);
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.01em}
.brand-sub{font-size:11px;color:var(--c-muted);letter-spacing:.02em}
.nav-channels{
  display:flex;align-items:center;gap:4px;
  margin-left:8px;
}
.nav-link{
  display:inline-flex;align-items:center;
  padding:8px 14px;
  font-size:14px;
  border-radius:999px;
  color:var(--c-ink);
  position:relative;
  white-space:nowrap;
}
.nav-link:hover{background:var(--c-bg-alt)}
.nav-link.is-active{
  background:rgba(31,199,122,.12);
  color:var(--c-brand-strong);
  font-weight:600;
}
.nav-link.is-active::after{
  content:"";
  position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--c-brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-search{
  position:relative;
  display:flex;align-items:center;
  width:220px;
  transition:width .2s ease;
}
.nav-search:focus-within{width:280px}
.nav-search i{
  position:absolute;left:14px;font-size:13px;color:var(--c-muted);pointer-events:none;
}
.search-input{
  width:100%;
  height:40px;
  padding:0 14px 0 36px;
  border:1px solid var(--c-line);
  border-radius:999px;
  background:var(--c-card);
  color:var(--c-ink);
  font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-input::placeholder{color:var(--c-muted)}
.search-input:focus{
  outline:none;
  border-color:var(--c-brand);
  box-shadow:0 0 0 3px rgba(31,199,122,.18);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;
  padding:0 20px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:all .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--sh-2)}
.btn-primary:hover{background:var(--c-brand-strong);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px -12px rgba(31,199,122,.75)}
.btn-highlight{background:var(--c-highlight);color:var(--c-ink);font-weight:700}
.btn-highlight:hover{color:var(--c-ink);filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 10px 22px -12px rgba(217,249,74,.9)}
.btn-outline{background:var(--c-card);border-color:var(--c-line);color:var(--c-ink)}
.btn-outline:hover{border-color:var(--c-brand);background:rgba(31,199,122,.08);color:var(--c-brand-strong);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--c-ink);padding:0 14px}
.btn-ghost:hover{background:var(--c-bg-alt)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border:1px solid var(--c-line);
  border-radius:50%;
  background:var(--c-card);
  color:var(--c-ink);
  cursor:pointer;
}
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:1050;
  background:#fff;
  padding:20px 24px 32px;
  transform:translateX(100%);
  transition:transform .24s ease;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-title{font-size:13px;color:var(--c-muted);letter-spacing:.08em}
.drawer-close{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--c-line);background:#fff;font-size:20px;line-height:1;
  cursor:pointer;
}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;font-size:16px;border-bottom:1px solid var(--c-line);
}
.drawer-link.is-active{color:var(--c-brand-strong);font-weight:600}
.drawer-search{margin:18px 0 8px}
.drawer-cta{margin-top:18px;width:100%}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--c-ink);
  color:#fff;
  padding:84px 0 68px;
  margin-top:calc(var(--head-h) * -1);
  padding-top:calc(var(--head-h) + 72px);
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.18;
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(14,21,18,.94) 0%,rgba(14,21,18,.72) 55%,rgba(14,21,18,.55) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(217,249,74,.45);
  background:rgba(217,249,74,.12);
  color:var(--c-highlight);
  font-size:13px;
  letter-spacing:.02em;
}
.hero h1{
  margin:20px 0 16px;
  font-size:clamp(24px,3vw,36px);
  font-weight:800;
  line-height:1.3;
  letter-spacing:-.01em;
  max-width:20em;
}
.hero-sub{
  font-size:17px;
  color:rgba(255,255,255,.78);
  max-width:38em;
}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:12px 28px;
  margin-top:26px;
  font-size:13px;
  color:rgba(255,255,255,.7);
}
.hero-stats span{display:inline-flex;align-items:center;gap:8px}
.hero-stats i{color:var(--c-brand);font-size:12px}

/* ---------- breadcrumb ---------- */
.crumb{
  display:flex;align-items:center;gap:8px;
  padding:18px 0 0;
  font-size:13px;
  color:var(--c-muted);
}
.crumb a:hover{color:var(--c-brand-strong)}
.crumb span.sep{color:#B9C4BC}

/* ---------- section base ---------- */
.section{padding:76px 0}
.section-alt{background:var(--c-bg-alt)}
.section-head{margin-bottom:32px}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--c-accent);
  letter-spacing:.08em;
  margin-bottom:8px;
}
.section-title{
  font-size:clamp(21px,2.4vw,30px);
  font-weight:700;
  line-height:1.35;
  position:relative;
  padding-top:14px;
}
.section-title::before{
  content:"";
  position:absolute;top:0;left:0;
  width:28px;height:4px;border-radius:2px;
  background:var(--c-brand);
}
.section-desc{
  margin-top:10px;
  font-size:15px;
  color:var(--c-muted);
  max-width:62em;
}

/* ---------- filter bar ---------- */
.filter-bar{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  padding:14px 18px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  margin-bottom:22px;
}
.filter-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.filter-pill{
  display:inline-flex;align-items:center;
  height:36px;padding:0 16px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:var(--c-card);
  color:var(--c-muted);
  font-size:14px;
  cursor:pointer;
}
.filter-pill:hover{border-color:var(--c-brand);color:var(--c-brand-strong)}
.filter-pill.is-active{background:var(--c-ink);border-color:var(--c-ink);color:#fff;font-weight:600}
.filter-meta{
  margin-left:auto;
  display:flex;align-items:center;gap:10px;
  font-size:13px;
  color:var(--c-muted);
}
.dot-live{
  width:8px;height:8px;border-radius:50%;
  background:var(--c-brand);
  box-shadow:0 0 0 4px rgba(31,199,122,.18);
}

/* ---------- rank list ---------- */
.rank-list{
  display:flex;flex-direction:column;gap:10px;
}
.rank-row{
  display:grid;
  grid-template-columns:74px 76px 1fr 300px 110px;
  align-items:center;
  gap:18px;
  padding:14px 20px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.rank-row:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#D5DED4}
.rank-row.rank-top{
  padding:22px 20px;
  border-left:3px solid var(--c-brand);
}
.rank-no{
  font-size:40px;
  font-weight:800;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1.5px rgba(31,199,122,.55);
  font-variant-numeric:tabular-nums;
  text-align:center;
  letter-spacing:-.02em;
}
.rank-row.rank-top .rank-no{
  -webkit-text-stroke:2px rgba(255,122,47,.75);
}
.rank-thumb{
  width:76px;height:58px;
  border-radius:var(--r-md);
  overflow:hidden;
  background:var(--c-bg-alt);
  flex:0 0 auto;
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .18s ease}
.rank-row:hover .rank-thumb img{transform:scale(1.03)}
.rank-main{min-width:0}
.chip{
  display:inline-flex;align-items:center;
  padding:2px 10px;
  border-radius:999px;
  font-size:12px;
  line-height:1.7;
}
.chip-accent{background:rgba(255,122,47,.12);color:#D95F13}
.chip-brand{background:rgba(31,199,122,.14);color:var(--c-brand-strong)}
.rank-title{
  font-size:18px;
  font-weight:600;
  line-height:1.45;
  margin-top:6px;
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
}
.rank-row:hover .rank-title{color:var(--c-brand-strong)}
.rank-desc{
  margin-top:4px;
  font-size:13.5px;
  color:var(--c-muted);
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
}
.rank-metrics{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:8px;
}
.metric{text-align:left}
.metric b{
  display:block;
  font-size:17px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  line-height:1.3;
}
.metric.metric-hot b{color:var(--c-brand-strong)}
.metric span{font-size:12px;color:var(--c-muted)}
.rank-time{
  font-size:12.5px;
  color:var(--c-muted);
  text-align:right;
  font-variant-numeric:tabular-nums;
}
.trend{
  display:inline-flex;align-items:center;gap:4px;
  font-size:12px;font-weight:600;
}
.trend.up{color:var(--c-brand-strong)}
.trend.down{color:#C2483A}
.trend.flat{color:var(--c-muted)}

/* ---------- pagination ---------- */
.pager{
  display:flex;justify-content:center;align-items:center;gap:8px;
  margin-top:32px;
}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:40px;height:40px;padding:0 14px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:var(--c-card);
  font-size:14px;
  color:var(--c-ink);
  font-variant-numeric:tabular-nums;
}
.pager a:hover{border-color:var(--c-brand);color:var(--c-brand-strong);transform:translateY(-2px)}
.pager .is-current{background:var(--c-ink);border-color:var(--c-ink);color:#fff;font-weight:600}
.pager .is-disabled{opacity:.45;cursor:not-allowed}

/* ---------- metric explanation ---------- */
.metric-cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.metric-card{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.metric-card .icon{
  width:40px;height:40px;border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;
  background:rgba(31,199,122,.12);
  color:var(--c-brand-strong);
  margin-bottom:14px;
}
.metric-card h3{font-size:17px;font-weight:600;line-height:1.45}
.metric-card p{margin-top:8px;font-size:14.5px;color:var(--c-muted)}
.metric-card .bar{
  margin-top:16px;
  height:6px;
  border-radius:999px;
  background:var(--c-bg-alt);
  overflow:hidden;
}
.metric-card .bar i{
  display:block;height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--c-brand),var(--c-highlight));
}

/* ---------- feature split ---------- */
.feature-split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:44px;
  align-items:center;
}
.feature-figure{
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--sh-3);
  background:var(--c-bg-alt);
  aspect-ratio:4/3;
}
.feature-figure img{width:100%;height:100%;object-fit:cover}
.feature-list{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.feature-item{
  display:flex;gap:14px;
  padding:16px 18px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
}
.feature-item i{
  color:var(--c-brand);
  font-size:16px;
  margin-top:4px;
}
.feature-item h3{font-size:16px;font-weight:600}
.feature-item p{font-size:14px;color:var(--c-muted);margin-top:2px}

/* ---------- dark cta ---------- */
.cta-dark{
  position:relative;
  overflow:hidden;
  background:var(--c-ink);
  color:#fff;
  padding:70px 0;
  text-align:center;
}
.cta-dark::before{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.045) 0 2px,transparent 2px 11px);
  pointer-events:none;
}
.cta-dark .container{position:relative;z-index:2}
.cta-dark h2{
  font-size:clamp(21px,2.4vw,30px);
  font-weight:700;
  line-height:1.4;
}
.cta-dark p{
  margin:12px auto 0;
  max-width:44em;
  font-size:15px;
  color:rgba(255,255,255,.72);
}
.cta-buttons{
  display:flex;justify-content:center;flex-wrap:wrap;gap:14px;
  margin-top:28px;
}
.cta-meta{
  margin-top:22px;
  font-size:13px;
  color:rgba(255,255,255,.6);
  display:flex;justify-content:center;flex-wrap:wrap;gap:8px 22px;
  font-variant-numeric:tabular-nums;
}
.cta-note{
  margin-top:10px;
  font-size:12.5px;
  color:rgba(255,255,255,.5);
}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  border:1px solid var(--c-line);
  border-radius:var(--r-lg)!important;
  background:var(--c-card);
  margin-bottom:10px;
  overflow:hidden;
}
.accordion-button{
  font-size:16px;
  font-weight:600;
  color:var(--c-ink);
  background:var(--c-card);
  padding:18px 20px;
  box-shadow:none;
}
.accordion-button:not(.collapsed){
  background:var(--c-bg-alt);
  color:var(--c-ink);
  box-shadow:inset 3px 0 0 var(--c-brand);
}
.accordion-button:focus{box-shadow:none}
.accordion-button::after{
  content:"+";
  background-image:none!important;
  width:28px;height:28px;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;
  color:var(--c-brand-strong);
  margin-left:auto;
  transition:transform .18s ease,color .18s ease;
}
.accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  color:var(--c-accent);
}
.accordion-body{
  padding:4px 20px 20px;
  font-size:15px;
  color:var(--c-muted);
  background:var(--c-bg-alt);
}

/* ---------- subscribe ---------- */
.subscribe{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:36px;
  align-items:center;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  padding:36px;
  box-shadow:var(--sh-2);
}
.subscribe h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.4}
.subscribe p{margin-top:10px;font-size:14.5px;color:var(--c-muted)}
.form-row{display:flex;gap:12px;margin-top:16px}
.form-label{font-size:13px;font-weight:600;display:block;margin-bottom:6px}
.form-control{
  height:46px;
  border-radius:var(--r-md);
  border:1px solid var(--c-line);
  background:var(--c-bg);
  color:var(--c-ink);
  font-size:15px;
  padding:0 14px;
  width:100%;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-control::placeholder{color:var(--c-muted)}
.form-control:focus{
  outline:none;
  border-color:var(--c-brand);
  background:#fff;
  box-shadow:0 0 0 3px rgba(31,199,122,.18);
}
.form-hint{font-size:12.5px;color:var(--c-muted);margin-top:10px}

/* ---------- footer ---------- */
.site-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.78);
  padding:64px 0 26px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  position:relative;
  padding-top:12px;
  margin-bottom:16px;
}
.footer-col h4::before{
  content:"";
  position:absolute;top:0;left:0;
  width:20px;height:2px;background:var(--c-highlight);
}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col li{font-size:14px}
.footer-col a:hover{color:var(--c-highlight);transform:translateX(2px);display:inline-block}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.65);max-width:34em}
.footer-metrics{
  display:flex;gap:28px;margin-top:22px;
}
.footer-metrics b{
  display:block;font-size:20px;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.3;
}
.footer-metrics span{font-size:12px;color:rgba(255,255,255,.5)}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .rank-row{grid-template-columns:64px 68px 1fr 250px 90px;gap:14px}
  .rank-thumb{width:68px;height:52px}
}
@media (max-width:991.98px){
  .nav-channels{display:none}
  .nav-search{display:none}
  .btn-ghost{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .btn-highlight.nav-cta{display:none}
  .hero{margin-top:calc(var(--head-h) * -1);padding-top:calc(var(--head-h) + 56px)}
  .section{padding:64px 0}
  .metric-cards{grid-template-columns:1fr}
  .feature-split{grid-template-columns:1fr;gap:28px}
  .subscribe{grid-template-columns:1fr;padding:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .rank-row{grid-template-columns:56px 1fr 190px;grid-template-areas:"no main metrics";padding:16px}
  .rank-no{grid-area:no;font-size:34px}
  .rank-thumb{display:none}
  .rank-main{grid-area:main}
  .rank-metrics{grid-area:metrics}
  .rank-time{display:none}
}
@media (max-width:767.98px){
  .container{padding:0 18px}
  .hero{padding-bottom:52px}
  .section{padding:52px 0}
  .filter-bar{padding:12px 14px;gap:12px}
  .filter-meta{margin-left:0;width:100%}
  .rank-row{
    grid-template-columns:44px 1fr;
    grid-template-areas:"no main" "metrics metrics";
    row-gap:12px;
    padding:16px;
  }
  .rank-no{font-size:28px;-webkit-text-stroke:1.2px rgba(31,199,122,.6)}
  .rank-row.rank-top .rank-no{-webkit-text-stroke:1.5px rgba(255,122,47,.75)}
  .rank-title{font-size:16px;white-space:nowrap;text-overflow:ellipsis}
  .rank-metrics{grid-template-columns:repeat(3,1fr);gap:6px;border-top:1px solid var(--c-line);padding-top:12px}
  .metric b{font-size:15px}
  .cta-buttons .btn{width:100%}
  .cta-dark{padding:54px 0}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:575.98px){
  .hero h1{font-size:24px}
  .hero-sub{font-size:15px}
  .metric-card{padding:20px}
  .subscribe{padding:22px}
  .form-row{flex-direction:column}
  .form-row .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --c-ink:#0E1512;
  --c-brand:#1FC77A;
  --c-brand-strong:#12A863;
  --c-accent:#FF7A2F;
  --c-highlight:#D9F94A;
  --c-bg:#F6F7F3;
  --c-bg-alt:#EEF1EA;
  --c-card:#FFFFFF;
  --c-line:#E3E8E0;
  --c-muted:#6B7A72;
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:24px;
  --sh-1:0 1px 2px rgba(14,21,18,.06);
  --sh-2:0 10px 28px -14px rgba(14,21,18,.20);
  --sh-3:0 22px 48px -22px rgba(14,21,18,.28);
  --bs-body-bg:var(--c-bg);
  --bs-body-color:var(--c-ink);
  --bs-border-color:var(--c-line);
  --bs-border-radius:.75rem;
  --bs-link-color:var(--c-brand-strong);
  --bs-link-hover-color:var(--c-brand);
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-brand-strong)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:-.005em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(31,199,122,.45);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1400px){.container{max-width:1280px}}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0}
.section-alt{background:var(--c-bg-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:clamp(21px,2.4vw,30px);position:relative;padding-top:16px}
.section-head h2::before{content:"";position:absolute;top:0;left:0;width:28px;height:4px;border-radius:2px;background:var(--c-brand)}
.section-head .sub{margin-top:10px;color:var(--c-muted);font-size:15px;max-width:640px}
.link-more{font-size:14px;font-weight:600;color:var(--c-brand-strong);white-space:nowrap}
.link-more:hover{color:var(--c-brand)}

/* ---------- 按钮 ---------- */
.btn-main,.btn-high,.btn-outline,.btn-ghost,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .18s ease;white-space:nowrap;
}
.btn-main{background:var(--c-brand);color:#fff;box-shadow:var(--sh-2)}
.btn-main:hover{background:var(--c-brand-strong);color:#fff;transform:translateY(-2px);box-shadow:0 0 0 6px rgba(31,199,122,.14),var(--sh-2)}
.btn-high{background:var(--c-highlight);color:var(--c-ink);font-weight:700}
.btn-high:hover{background:#e6ff6a;color:var(--c-ink);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--c-line);color:var(--c-ink)}
.btn-outline:hover{border-color:var(--c-brand);background:rgba(31,199,122,.08);color:var(--c-brand-strong)}
.btn-ghost{background:transparent;color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-bg-alt)}
.btn-soft{background:rgba(31,199,122,.12);color:var(--c-brand-strong)}
.btn-soft:hover{background:rgba(31,199,122,.2);color:var(--c-brand-strong)}
.btn-sm{height:36px;padding:0 14px;font-size:13px;border-radius:999px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-block{width:100%}
.btn[disabled],.is-disabled{opacity:.4;cursor:not-allowed;pointer-events:none}

/* ---------- 徽章 / 标签 ---------- */
.badge-tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:rgba(255,122,47,.14);color:#C8511A;font-size:13px;font-weight:600}
.badge-soft{display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 14px;border-radius:999px;background:rgba(217,249,74,.16);color:var(--c-highlight);font-size:13px;font-weight:600;letter-spacing:.01em}
.badge-soft .dotmark{width:6px;height:6px;border-radius:50%;background:var(--c-highlight)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,247,243,.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{background:rgba(255,255,255,.94);border-bottom-color:var(--c-line);box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--c-ink);display:grid;place-items:center;flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.01em;color:var(--c-ink)}
.brand-sub{font-size:11px;color:var(--c-muted);letter-spacing:.02em}
.nav-channels{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:999px;
  font-size:14px;font-weight:500;color:#3A4740;position:relative;
}
.nav-link:hover{background:var(--c-bg-alt);color:var(--c-ink)}
.nav-link.is-active{background:rgba(31,199,122,.12);color:#0C7A47;font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:2px;width:18px;height:2px;border-radius:2px;background:var(--c-brand);
}
.header-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;width:220px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:999px;background:#fff;
  transition:width .22s ease,box-shadow .2s ease,border-color .2s ease;
}
.search-box:focus-within{width:280px;border-color:var(--c-brand);box-shadow:0 0 0 4px rgba(31,199,122,.14)}
.search-box svg{flex-shrink:0;opacity:.6}
.search-box input{flex:1;border:0;outline:0;background:transparent;font-size:14px;min-width:0}
.search-box input::placeholder{color:var(--c-muted)}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;
  display:none;place-items:center;cursor:pointer;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.channel-scroll{display:none}
.mobile-drawer{
  position:fixed;inset:0;background:#fff;z-index:1045;padding:18px 20px 40px;
  transform:translateY(-100%);transition:transform .26s ease;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateY(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);background:#fff;font-size:20px;line-height:1;cursor:pointer}
.drawer-list a,.drawer-list span{display:block;font-size:16px;line-height:52px;border-bottom:1px solid var(--c-line);color:var(--c-ink)}
.drawer-list a.is-active{color:var(--c-brand-strong);font-weight:700}
.drawer-foot{margin-top:24px;display:grid;gap:12px}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;color:#EDF4EF;
  padding:60px 0 54px;
  background-image:linear-gradient(102deg,rgba(14,21,18,.94) 0%,rgba(14,21,18,.86) 46%,rgba(14,21,18,.66) 100%),
                   url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 14px);
  opacity:.7;
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(237,244,239,.72);margin-bottom:18px}
.crumb a:hover{color:var(--c-highlight)}
.cat-hero h1{font-size:clamp(24px,3vw,36px);font-weight:800;line-height:1.28;max-width:860px;margin:16px 0 14px;color:#fff}
.hero-lead{font-size:16px;line-height:1.85;color:rgba(237,244,239,.82);max-width:720px}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:28px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
.hero-stats div{display:flex;flex-direction:column;gap:2px}
.hero-stats b{font-size:24px;font-weight:800;color:var(--c-highlight);line-height:1.2}
.hero-stats span{font-size:13px;color:rgba(237,244,239,.68)}

/* ---------- 筛选 + 卡片网格 ---------- */
.guides-layout{--bs-gutter-x:32px;--bs-gutter-y:24px}
.filter-panel{position:relative}
.filter-toggle{
  display:none;width:100%;height:46px;border-radius:var(--r-md);border:1px solid var(--c-line);
  background:#fff;font-weight:600;font-size:15px;cursor:pointer;align-items:center;justify-content:space-between;padding:0 16px;
}
.filter-body{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:22px 20px;box-shadow:var(--sh-1);position:sticky;top:92px;
}
.filter-group+.filter-group{margin-top:24px;padding-top:22px;border-top:1px solid var(--c-line)}
.filter-group h3{font-size:14px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.filter-group h3::before{content:"";width:3px;height:13px;border-radius:2px;background:var(--c-brand)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border:1px solid var(--c-line);border-radius:999px;background:#fff;
  font-size:13px;color:#3D4A43;cursor:pointer;transition:all .18s ease;user-select:none;
}
.chip input{position:absolute;opacity:0;width:0;height:0}
.chip:hover{border-color:var(--c-brand);color:var(--c-brand-strong);background:rgba(31,199,122,.06)}
.chip:has(input:checked){border-color:var(--c-brand);background:rgba(31,199,122,.13);color:#0C7A47;font-weight:600}
.chip:has(input:focus-visible){outline:3px solid rgba(31,199,122,.35);outline-offset:2px}
.filter-note{margin-top:22px;font-size:13px;color:var(--c-muted);line-height:1.7}

.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:20px}
.guide-card{
  display:flex;flex-direction:column;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.guide-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--c-bg-alt)}
.guide-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.guide-card:hover .guide-thumb img{transform:scale(1.03)}
.guide-thumb .badge-tag{position:absolute;left:12px;top:12px;background:rgba(255,122,47,.92);color:#fff}
.guide-body{padding:18px 18px 12px;flex:1}
.guide-body h3{font-size:17px;font-weight:600;line-height:1.45;margin-bottom:8px}
.guide-body h3 a:hover{color:var(--c-brand-strong)}
.guide-body p{font-size:14px;color:var(--c-muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.guide-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:12px;font-size:12.5px;color:var(--c-muted)}
.guide-meta .sep{width:4px;height:4px;border-radius:50%;background:var(--c-line)}
.guide-actions{display:flex;gap:8px;padding:14px 18px 18px}
.pager{display:flex;justify-content:center;gap:8px;margin-top:40px;flex-wrap:wrap}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 14px;
  border-radius:999px;border:1px solid var(--c-line);background:#fff;font-size:14px;font-weight:600;color:#3D4A43;
}
.pager a:hover{border-color:var(--c-brand);color:var(--c-brand-strong);background:rgba(31,199,122,.07)}
.pager .current{background:var(--c-brand);border-color:var(--c-brand);color:#fff}

/* ---------- 安装流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{
  position:relative;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-1);
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:block;font-size:13px;font-weight:800;color:var(--c-accent);letter-spacing:.08em;margin-bottom:12px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;margin-bottom:10px}
.step p{font-size:14px;color:var(--c-muted);line-height:1.75}
.step-line{height:2px;background:linear-gradient(90deg,rgba(31,199,122,.5),rgba(31,199,122,0));margin:36px 0 0;border-radius:2px}

/* ---------- FAQ ---------- */
.accordion.faq{--bs-accordion-bg:#fff;--bs-accordion-border-color:transparent;border-radius:var(--r-lg);display:grid;gap:10px}
.accordion.faq .accordion-item{border:1px solid var(--c-line);border-radius:var(--r-lg)!important;overflow:hidden;background:#fff;box-shadow:var(--sh-1)}
.accordion.faq .accordion-button{
  font-size:16px;font-weight:600;color:var(--c-ink);background:#fff;padding:18px 20px 18px 22px;
  box-shadow:none!important;border:0;position:relative;
}
.accordion.faq .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--c-brand);
  opacity:0;transition:opacity .18s ease;
}
.accordion.faq .accordion-button::after{
  content:"+";background-image:none!important;width:26px;height:26px;font-size:19px;font-weight:400;
  display:grid;place-items:center;color:var(--c-ink);transition:transform .2s ease,color .2s ease;
}
.accordion.faq .accordion-button:not(.collapsed){background:var(--c-bg-alt);color:var(--c-brand-strong)}
.accordion.faq .accordion-button:not(.collapsed)::before{opacity:1}
.accordion.faq .accordion-button:not(.collapsed)::after{content:"+";transform:rotate(45deg);color:var(--c-brand-strong)}
.accordion.faq .accordion-body{padding:4px 22px 20px;font-size:15px;line-height:1.85;color:#3D4A43;background:var(--c-bg-alt)}
.faq-side{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);position:sticky;top:92px}
.faq-side h3{font-size:18px;margin-bottom:10px}
.faq-side p{font-size:14px;color:var(--c-muted);line-height:1.8;margin-bottom:18px}
.faq-side ul{display:grid;gap:10px;margin-bottom:20px}
.faq-side li{font-size:14px;color:#3D4A43;display:flex;gap:8px;align-items:flex-start}
.faq-side li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-brand);margin-top:9px;flex-shrink:0}

/* ---------- 下载 CTA ---------- */
.dl-band{
  position:relative;overflow:hidden;background:var(--c-ink);color:#EAF1EC;padding:72px 0;
}
.dl-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(217,249,74,.06) 0 1px,transparent 1px 16px);
}
.dl-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .65fr;gap:44px;align-items:center}
.dl-band h2{font-size:clamp(22px,2.6vw,32px);color:#fff;margin-bottom:14px}
.dl-band p{color:rgba(234,241,236,.78);font-size:15px;line-height:1.85;max-width:620px}
.dl-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.dl-meta{display:flex;flex-wrap:wrap;gap:20px;margin-top:22px;font-size:13px;color:rgba(234,241,236,.62)}
.dl-meta b{color:var(--c-highlight);font-weight:700}
.qr-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-xl);
  padding:22px;text-align:center;
}
.qr-box{
  width:120px;height:120px;margin:0 auto 14px;border-radius:var(--r-md);background:#fff;padding:8px;
  display:grid;grid-template-columns:repeat(6,1fr);grid-template-rows:repeat(6,1fr);gap:3px;
}
.qr-box i{background:var(--c-ink);border-radius:2px}
.qr-box i:nth-child(3n){background:transparent}
.qr-box i:nth-child(7n){background:var(--c-ink)}
.qr-card span{font-size:13px;color:rgba(234,241,236,.72);display:block;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(234,241,236,.72);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.08)}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(234,241,236,.6)}
.footer-brand p{font-size:14px;line-height:1.85;max-width:340px}
.footer-metrics{display:flex;gap:24px;margin-top:20px}
.footer-metrics div{display:flex;flex-direction:column}
.footer-metrics b{font-size:20px;color:var(--c-highlight);font-weight:800}
.footer-metrics span{font-size:12.5px;color:rgba(234,241,236,.6)}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;position:relative;padding-top:12px;margin-bottom:16px}
.footer-col h4::before{content:"";position:absolute;top:0;left:0;width:18px;height:2px;border-radius:2px;background:var(--c-highlight)}
.footer-col ul{display:grid;gap:11px}
.footer-col li{font-size:14px}
.footer-col a,.footer-col span{font-size:14px;color:rgba(234,241,236,.72)}
.footer-col a:hover{color:var(--c-highlight);transform:translateX(2px);display:inline-block}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(234,241,236,.56);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}

/* ---------- 响应式 ---------- */
@media(max-width:1199px){
  .search-box{width:190px}
  .search-box:focus-within{width:220px}
}
@media(max-width:991px){
  .header-inner{height:58px;gap:12px}
  .nav-channels,.search-box{display:none}
  .header-tools .btn-ghost{display:none}
  .menu-toggle{display:grid}
  .channel-scroll{
    display:flex;gap:8px;overflow-x:auto;padding:0 20px 10px;scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
  }
  .channel-scroll::-webkit-scrollbar{display:none}
  .channel-scroll a{
    flex:0 0 auto;padding:7px 14px;border-radius:999px;border:1px solid var(--c-line);
    background:#fff;font-size:13.5px;color:#3A4740;
  }
  .channel-scroll a.is-active{background:rgba(31,199,122,.13);color:#0C7A47;font-weight:700;border-color:transparent}
  .filter-panel{position:static}
  .filter-toggle{display:flex}
  .filter-body{display:none;position:static;margin-top:12px;box-shadow:var(--sh-2)}
  .filter-body.is-open{display:block}
  .steps{grid-template-columns:repeat(2,1fr)}
  .dl-inner{grid-template-columns:1fr;gap:32px}
  .faq-side{position:static;margin-top:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:767px){
  .section{padding:52px 0}
  .cat-hero{padding:44px 0 40px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .grid-cards{grid-template-columns:repeat(2,1fr);gap:16px}
  .hero-stats{gap:20px;row-gap:16px}
  .hero-stats b{font-size:21px}
}
@media(max-width:575px){
  .container{padding:0 16px}
  .section{padding:44px 0}
  .grid-cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .dl-btns .btn-main,.dl-btns .btn-high,.dl-btns .btn-outline{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .guide-actions .btn-outline,.guide-actions .btn-main{flex:1}
}