/* roulang page: index */
:root{
  --bg-deep:#0E1117;
  --bg-card:#171B24;
  --bg-soft:#F5F7FA;
  --brand-a:#14C8A6;
  --brand-b:#FF7A45;
  --brand-grad:linear-gradient(120deg,#14C8A6 0%,#35D0C0 45%,#FF7A45 100%);
  --badge:#FFC24B;
  --txt-light:#F3F6F8;
  --txt-muted:#A6AFBB;
  --txt-dark:#11151C;
  --txt-darkmute:#5C6675;
  --line-dark:#242A35;
  --line-light:#E6E9EF;
  --r-lg:22px;
  --r-md:16px;
  --r-in:12px;
  --shadow-dark:0 18px 40px rgba(0,0,0,.45);
  --shadow-light:0 10px 30px rgba(17,21,28,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-deep);
  color:var(--txt-light);
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC','Hiragino Sans GB',sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand-a);text-decoration:none;text-underline-offset:3px;transition:color 220ms var(--ease)}
a:hover{color:#35D0C0}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand-a);outline-offset:2px}
::selection{background:rgba(20,200,166,.25);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#0B0E13}
::-webkit-scrollbar-thumb{background:#2A313D;border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:#3A434F}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1280px){.container{padding:0 40px}}

.sec{padding:64px 0}
@media(min-width:768px){.sec{padding:96px 0}}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.sec-title{font-size:clamp(24px,3.2vw,36px);font-weight:800;line-height:1.25;letter-spacing:.5px}
.sec-sub{margin-top:10px;color:var(--txt-muted);font-size:15px;line-height:1.75;max-width:640px}
.grad-rule{height:3px;width:64px;border-radius:999px;background:var(--brand-grad);margin-top:18px}
.text-link{font-size:14px;font-weight:600;color:var(--brand-a);border-bottom:3px solid rgba(20,200,166,.28);padding-bottom:2px}
.text-link:hover{border-bottom-color:var(--brand-b);color:var(--brand-b)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(14,17,23,.35);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:background 220ms var(--ease)}
.site-header.is-solid{background:rgba(14,17,23,.92)}
.site-header.is-solid::after{content:"";display:block;height:1px;background:var(--brand-grad);opacity:.9}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--brand-grad);position:relative;flex-shrink:0;box-shadow:0 8px 20px rgba(20,200,166,.28)}
.brand-mark::before,.brand-mark::after{content:"";position:absolute;border-radius:999px;border:2px solid rgba(14,17,23,.72)}
.brand-mark::before{inset:9px 9px 9px 9px;border-right-color:transparent;border-bottom-color:transparent;transform:rotate(-18deg)}
.brand-mark::after{width:9px;height:9px;background:rgba(14,17,23,.72);border:none;top:14px;left:14px}
.brand-name{font-size:18px;font-weight:800;color:var(--txt-light);letter-spacing:.4px;line-height:1.2}
.brand-name:hover{color:#fff}
.nav-links{display:none;align-items:center;gap:4px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-links a{position:relative;display:inline-block;padding:10px 14px;font-size:15px;font-weight:500;color:var(--txt-muted);border-radius:999px;transition:color 220ms var(--ease),background 220ms var(--ease)}
.nav-links a:hover{color:var(--txt-light);background:rgba(255,255,255,.06)}
.nav-links a[aria-current="page"]{color:var(--txt-light);font-weight:700}
.nav-links a[aria-current="page"]::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:999px;background:var(--brand-grad)}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-search{display:none;align-items:center;gap:8px;height:42px;padding:0 16px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09);width:200px}
@media(min-width:1024px){.nav-search{display:flex}}
.nav-search input{flex:1;min-width:0;background:transparent;border:none;outline:none;font-size:14px;color:var(--txt-light)}
.nav-search input::placeholder{color:#6E7885}
.nav-search:focus-within{border-color:var(--brand-a);box-shadow:0 0 0 2px rgba(20,200,166,.28)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;line-height:1;transition:transform 220ms var(--ease),filter 220ms var(--ease),background 220ms var(--ease),border-color 220ms var(--ease)}
.btn:active{transform:scale(.98)}
.btn-primary{color:#0B0E13;background:var(--brand-grad);background-size:160% 100%;box-shadow:0 10px 26px rgba(20,200,166,.24)}
.btn-primary:hover{filter:brightness(1.06);background-position:100% 0;color:#0B0E13}
.btn-ghost{color:var(--txt-light);border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.04)}
.btn-ghost:hover{border-color:var(--brand-a);background:rgba(20,200,166,.12);color:var(--txt-light)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.nav-cta{display:none}
@media(min-width:1024px){.nav-cta{display:inline-flex}}
.burger{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
@media(min-width:1024px){.burger{display:none}}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--txt-light);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--txt-light)}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.drawer{position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:360px;background:#12161E;border-left:1px solid var(--line-dark);z-index:60;transform:translateX(100%);transition:transform 260ms var(--ease);padding:22px;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(5,7,10,.6);z-index:55;opacity:0;pointer-events:none;transition:opacity 260ms var(--ease)}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer-title{font-size:13px;letter-spacing:2px;color:#6E7885;margin:22px 0 8px}
.drawer-links a{display:flex;align-items:center;height:52px;padding:0 12px;border-radius:12px;font-size:16px;color:var(--txt-light);border-bottom:1px solid rgba(255,255,255,.05)}
.drawer-links a[aria-current="page"]{color:var(--brand-a);background:rgba(20,200,166,.1)}
.drawer-foot{margin-top:26px;padding-top:20px;border-top:1px solid var(--line-dark);color:#6E7885;font-size:13px;line-height:1.9}
.drawer-close{position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--txt-light)}

/* hero */
.hero{position:relative;min-height:78vh;display:flex;align-items:flex-end;overflow:hidden;background:#0B0E13}
@media(min-width:768px){.hero{min-height:84vh}}
@media(min-width:1280px){.hero{min-height:88vh}}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;filter:saturate(1.05)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,17,23,.72) 0%,rgba(14,17,23,.55) 38%,rgba(14,17,23,.94) 88%,#0E1117 100%)}
.hero-inner{position:relative;z-index:2;width:100%;padding:120px 0 64px}
@media(min-width:768px){.hero-inner{padding:150px 0 88px}}
.hero h1{font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;letter-spacing:.5px;max-width:14em}
.hero h1 .hl{position:relative;display:inline-block}
.hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;border-radius:999px;background:var(--brand-grad);opacity:.55;z-index:-1}
.hero-sub{margin-top:20px;font-size:17px;color:#D3DAE2;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
@media(max-width:639px){.hero-actions .btn{width:100%}}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:13px;color:#F7E2B4;border:1px solid rgba(255,194,75,.55);background:rgba(255,194,75,.14)}
.badge b{font-weight:700;color:#FFC24B}

/* rails */
.rail-wrap{position:relative}
.rail-wrap::before,.rail-wrap::after{content:"";position:absolute;top:0;bottom:12px;width:48px;z-index:3;pointer-events:none}
.rail-wrap::before{left:0;background:linear-gradient(90deg,#0E1117,rgba(14,17,23,0))}
.rail-wrap::after{right:0;background:linear-gradient(270deg,#0E1117,rgba(14,17,23,0))}
.rail{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 18px;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail > *{scroll-snap-align:start;flex:0 0 auto}

.card{background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-md);overflow:hidden;transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease)}
.card:hover{transform:translateY(-4px);border-color:rgba(20,200,166,.6);box-shadow:var(--shadow-dark)}
.cover{position:relative;overflow:hidden;background:linear-gradient(135deg,#14C8A6,#FF7A45)}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform 220ms var(--ease)}
.card:hover .cover img{transform:scale(1.04)}
.cover-16x9{aspect-ratio:16/9}
.cover-3x4{aspect-ratio:3/4}
.tag{position:absolute;top:10px;left:10px;height:24px;display:inline-flex;align-items:center;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;color:#0B0E13;background:rgba(255,194,75,.92)}
.card-body{padding:16px 16px 18px}
.card-title{font-size:17px;font-weight:700;line-height:1.4;color:var(--txt-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
.card-title a{color:inherit}
.card-title a:hover{color:var(--brand-a)}
.card-desc{margin-top:8px;font-size:15px;line-height:1.75;color:var(--txt-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:#7C8694}
.chip{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;font-size:12px;color:#8FE9D6;border:1px solid rgba(20,200,166,.42);background:rgba(20,200,166,.12)}
.rail-card{width:280px}
@media(min-width:1024px){.rail-card{width:290px}}

/* recom */
.recom-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:1024px){.recom-grid{grid-template-columns:7fr 5fr}}
.recom-main{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid transparent;background:linear-gradient(var(--bg-card),var(--bg-card)) padding-box,var(--brand-grad) border-box;min-height:280px}
.recom-main .cover{aspect-ratio:16/9}
.recom-main .recom-body{padding:22px}
.recom-main h3{font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.35}
.recom-side{display:flex;flex-direction:column;gap:16px}
.strip{display:flex;gap:14px;padding:14px;align-items:center}
.strip .thumb{width:110px;height:72px;border-radius:12px;overflow:hidden;flex-shrink:0;background:linear-gradient(135deg,#14C8A6,#FF7A45)}
.strip .thumb img{width:100%;height:100%;object-fit:cover}
.strip h4{font-size:16px;font-weight:700;line-height:1.4;color:var(--txt-light)}
.strip p{margin-top:6px;font-size:13px;color:var(--txt-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* news list */
.news-grid{display:grid;grid-template-columns:1fr;gap:0}
@media(min-width:1024px){.news-grid{grid-template-columns:1fr 1fr;column-gap:48px}}
.news-item{padding:22px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.news-item h3{font-size:17px;font-weight:700;line-height:1.45;margin-top:10px}
.news-item h3 a{color:var(--txt-light)}
.news-item h3 a:hover{color:var(--brand-a)}
.news-item p{margin-top:8px;font-size:15px;line-height:1.75;color:var(--txt-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:12px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#7C8694}
.empty-state{border:1px dashed rgba(20,200,166,.5);border-radius:var(--r-lg);padding:48px 24px;text-align:center;background:rgba(20,200,166,.05)}
.empty-state p{color:var(--txt-muted);font-size:15px;margin-bottom:18px}

/* category blocks */
.cat-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:900px){.cat-grid{grid-template-columns:1.25fr 1fr;grid-auto-rows:minmax(150px,auto)}}
.cat-block{position:relative;border-radius:var(--r-lg);padding:28px;border:1px solid rgba(255,255,255,.1);background:linear-gradient(140deg,rgba(20,200,166,.16),rgba(255,122,69,.12));overflow:hidden;transition:transform 220ms var(--ease),border-color 220ms var(--ease)}
.cat-block:hover{transform:translateY(-4px);border-color:rgba(20,200,166,.55)}
.cat-block h3{font-size:21px;font-weight:800;line-height:1.35}
.cat-block p{margin-top:10px;font-size:15px;line-height:1.75;color:#C6CFD9;max-width:90%}
.cat-block .text-link{display:inline-block;margin-top:18px}
@media(min-width:900px){.cat-block.big{grid-row:span 2}}
.cat-stack{display:grid;gap:22px}

/* trust */
.trust{background:#0B0E13;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.trust-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:640px){.trust-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.trust-grid{grid-template-columns:repeat(4,1fr)}}
.trust-item{padding:24px;border-radius:var(--r-md);background:var(--bg-card);border:1px solid rgba(255,255,255,.07)}
.trust-item b{display:block;font-size:30px;font-weight:800;line-height:1.1;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.trust-item span{display:block;margin-top:8px;font-size:15px;font-weight:600;color:var(--txt-light)}
.trust-item p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--txt-muted)}

/* faq */
.faq-list{display:grid;gap:14px}
.faq-item{border-left:2px solid transparent;border-image:var(--brand-grad) 1;background:var(--bg-card);border-radius:0 var(--r-md) var(--r-md) 0;padding:18px 22px;transition:background 220ms var(--ease)}
.faq-item:hover{background:#1B2029}
.faq-item summary{font-size:16px;font-weight:600;color:var(--txt-light);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;color:var(--brand-a);transition:transform 220ms var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--txt-muted)}

/* cta band */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);padding:48px 28px;text-align:center;background:var(--bg-card);border:1px solid rgba(255,255,255,.09)}
.cta-band::before{content:"";position:absolute;inset:0;background:var(--brand-grad);opacity:.18}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:clamp(24px,3.2vw,34px);font-weight:800;line-height:1.3}
.cta-band p{margin-top:14px;color:#CFD7E0;font-size:16px}
.cta-band .btn{margin-top:26px}
.cta-note{margin-top:14px;font-size:13px;color:#8B95A2}

/* footer */
.site-footer{background:#0B0E13;border-top:1px solid var(--line-dark);padding:64px 0 28px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:768px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.foot-brand{display:flex;align-items:center;gap:12px}
.foot-brand .brand-mark{width:34px;height:34px;border-radius:10px}
.foot-brand .brand-mark::before{inset:8px}
.foot-brand .brand-mark::after{width:8px;height:8px;top:13px;left:13px}
.foot-name{font-size:17px;font-weight:800;color:var(--txt-light)}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.85;color:var(--txt-muted);max-width:340px}
.foot-title{font-size:15px;font-weight:700;color:var(--txt-light);margin-bottom:16px}
.foot-links li + li{margin-top:10px}
.foot-links a{font-size:14px;color:var(--txt-muted)}
.foot-links a:hover{color:var(--brand-a)}
.foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line-dark);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#6E7885}

/* roulang page: article */
:root{
  --bg-deep:#0E1117;
  --bg-card:#171B24;
  --bg-soft:#F5F7FA;
  --brand-a:#14C8A6;
  --brand-b:#FF7A45;
  --brand-c:#35D0C0;
  --grad:linear-gradient(120deg,#14C8A6 0%,#35D0C0 45%,#FF7A45 100%);
  --badge:#FFC24B;
  --badge-bg:rgba(255,194,75,.14);
  --t-dark:#F3F6F8;
  --t-dark-2:#A6AFBB;
  --t-light:#11151C;
  --t-light-2:#5C6675;
  --line-dark:#242A35;
  --line-light:#E6E9EF;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-dark:0 18px 40px rgba(0,0,0,.45);
  --shadow-light:0 10px 30px rgba(17,21,28,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
  --max:1280px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg-deep);
  color:var(--t-dark);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-a);text-decoration:none;text-underline-offset:3px}
a:hover{text-decoration:underline}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-a);outline-offset:2px;border-radius:6px}
::selection{background:rgba(20,200,166,.25)}
body::-webkit-scrollbar{width:10px}
body::-webkit-scrollbar-track{background:#0A0D12}
body::-webkit-scrollbar-thumb{background:#2A323D;border-radius:8px}
body::-webkit-scrollbar-thumb:hover{background:#3A4450}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1200px){.container{padding:0 40px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(14,17,23,.35);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-solid{background:rgba(14,17,23,.92);box-shadow:0 1px 0 rgba(255,255,255,.06)}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--grad);opacity:0;transition:opacity .22s var(--ease);
}
.site-header.is-solid::after{opacity:.7}
.nav-wrap{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--t-dark);text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);position:relative;flex:0 0 auto;
  box-shadow:0 6px 18px rgba(20,200,166,.28);
}
.brand-mark::before{
  content:"";position:absolute;inset:8px 8px auto 8px;height:3px;border-radius:2px;background:rgba(14,17,23,.72);
  box-shadow:0 6px 0 rgba(14,17,23,.72),0 12px 0 rgba(14,17,23,.72);
}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.4px;white-space:nowrap}
.nav-links{display:none;align-items:center;gap:4px;margin-left:8px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:999px;
  color:var(--t-dark-2);font-size:15px;font-weight:600;transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-links a:hover{color:var(--t-dark);background:rgba(255,255,255,.06);text-decoration:none}
.nav-links a[aria-current="page"]{color:var(--t-dark)}
.nav-links a[aria-current="page"]::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:3px;background:var(--grad);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  display:none;align-items:center;gap:8px;height:38px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);transition:border-color .22s var(--ease),background .22s var(--ease);
}
@media(min-width:1024px){.nav-search{display:flex;width:220px}}
.nav-search:focus-within{border-color:var(--brand-a);background:rgba(255,255,255,.09)}
.nav-search input{
  width:100%;background:none;border:0;outline:none;color:var(--t-dark);font-size:14px;
}
.nav-search input::placeholder{color:#7C8794}
.nav-search input::-webkit-search-cancel-button{-webkit-appearance:none}
.burger{
  width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.12);
  display:inline-flex;align-items:center;justify-content:center;gap:0;background:rgba(255,255,255,.04);
  transition:background .22s var(--ease);
}
@media(min-width:1024px){.burger{display:none}}
.burger span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--t-dark)}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--t-dark)}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.burger:hover{background:rgba(255,255,255,.10)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;
  text-decoration:none;transition:transform .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--grad);color:#08120F;box-shadow:0 10px 26px rgba(20,200,166,.22)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.22);color:var(--t-dark)}
.btn-ghost:hover{border-color:var(--brand-a);color:var(--brand-a)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.nav-cta{display:none}
@media(min-width:1024px){.nav-cta{display:inline-flex}}
.link-more{
  color:var(--brand-a);font-size:14px;font-weight:600;text-decoration:none;
  border-bottom:1px solid rgba(20,200,166,.35);padding-bottom:2px;
}
.link-more:hover{color:var(--brand-b);border-color:var(--brand-b);text-decoration:none}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  border:1px solid rgba(255,194,75,.45);background:var(--badge-bg);color:var(--badge);
  font-size:12px;line-height:1;white-space:nowrap;
}
.badge b{font-weight:700}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(20,200,166,.12);border:1px solid rgba(20,200,166,.35);color:var(--brand-a);
  font-size:12px;font-weight:600;
}
.chip-light{background:#EAF7F4;border-color:#CBEBE4;color:#0E8E77}

/* ============ 文章头部 ============ */
.article-head{
  position:relative;overflow:hidden;background:var(--bg-deep);
  padding:34px 0 44px;
}
.article-head::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.30;
}
.article-head::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,17,23,.62) 0%,rgba(14,17,23,.86) 55%,var(--bg-deep) 100%);
}
.article-head .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t-dark-2);margin-bottom:18px}
.breadcrumb a{color:var(--t-dark-2);text-decoration:none}
.breadcrumb a:hover{color:var(--brand-a)}
.breadcrumb span.sep{opacity:.5}
.breadcrumb .current{color:var(--t-dark);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{
  font-size:clamp(28px,4.2vw,44px);line-height:1.22;font-weight:800;letter-spacing:.3px;
  max-width:900px;margin:0 0 18px;
}
.article-title::after{content:"";display:block;width:88px;height:4px;border-radius:4px;background:var(--grad);margin-top:18px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;color:var(--t-dark-2);font-size:13px}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#3A4450}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ============ 正文布局 ============ */
.article-main{background:var(--bg-soft);padding:40px 0 64px;color:var(--t-light)}
.article-layout{display:grid;grid-template-columns:1fr;gap:28px;align-items:start}
@media(min-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px}}
.read-card{
  background:#fff;border:1px solid var(--line-light);border-radius:var(--r-lg);
  box-shadow:var(--shadow-light);padding:26px 20px 32px;
}
@media(min-width:768px){.read-card{padding:40px 44px 48px}}
.read-wrap{max-width:800px;margin:0 auto}
.read-lead{
  border-left:3px solid transparent;border-image:var(--grad) 1;background:#F8FAFB;
  border-radius:0 14px 14px 0;padding:16px 20px;color:#33404E;font-size:16px;line-height:1.85;margin-bottom:28px;
}
.prose{color:#2A313B;font-size:17px;line-height:1.9}
.prose>*+*{margin-top:1.2em}
.prose>p:first-of-type{font-size:18px;color:var(--t-light)}
.prose h2{
  position:relative;padding-left:16px;margin-top:1.9em;margin-bottom:.7em;
  font-size:clamp(21px,2.4vw,26px);line-height:1.4;font-weight:800;color:var(--t-light);
}
.prose h2::before{content:"";position:absolute;left:0;top:.22em;width:4px;height:1.05em;border-radius:3px;background:var(--grad)}
.prose h3{font-size:20px;font-weight:700;color:var(--t-light);margin-top:1.6em;margin-bottom:.6em;padding-left:12px;position:relative}
.prose h3::before{content:"";position:absolute;left:0;top:.3em;width:3px;height:.9em;border-radius:3px;background:var(--grad)}
.prose h4{font-size:17px;font-weight:700;color:var(--t-light)}
.prose a{color:#0E8E77;border-bottom:1px solid rgba(14,142,119,.35)}
.prose a:hover{color:var(--brand-b);border-color:var(--brand-b);text-decoration:none}
.prose ul,.prose ol{padding-left:1.3em;list-style:revert}
.prose li{margin:.45em 0}
.prose blockquote{
  border-left:3px solid transparent;border-image:var(--grad) 1;background:#F6FAF9;
  border-radius:0 14px 14px 0;padding:16px 20px;color:#33404E;font-size:16px;
}
.prose blockquote p{margin:0}
.prose img{border-radius:16px;box-shadow:0 8px 24px rgba(17,21,28,.10)}
.prose figure{margin:0}
.prose figcaption{font-size:13px;color:var(--t-light-2);text-align:center;margin-top:8px}
.prose table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px}
.prose th,.prose td{border:1px solid var(--line-light);padding:10px 14px;text-align:left;white-space:nowrap}
.prose th{background:#F3F6F8;font-weight:700;color:var(--t-light)}
.prose pre{background:var(--bg-deep);color:#E7EDF3;border-radius:14px;padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7}
.prose code{background:#F1F4F7;border-radius:6px;padding:2px 6px;font-size:14px;color:#0E8E77}
.prose pre code{background:none;color:inherit;padding:0}
.prose hr{border:0;height:1px;background:var(--line-light)}

/* ============ 侧栏 ============ */
.sidebar{display:flex;flex-direction:column;gap:20px}
@media(min-width:1024px){.sidebar{position:sticky;top:92px}}
.side-card{
  background:#fff;border:1px solid var(--line-light);border-radius:var(--r-md);
  box-shadow:var(--shadow-light);padding:20px;color:var(--t-light);
}
.side-title{font-size:15px;font-weight:800;color:var(--t-light);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-title::before{content:"";width:4px;height:14px;border-radius:3px;background:var(--grad)}
.side-list li+li{border-top:1px solid var(--line-light)}
.side-list a{
  display:block;padding:11px 0;font-size:14px;font-weight:600;color:#2A313B;text-decoration:none;
  transition:color .22s var(--ease),transform .22s var(--ease);
}
.side-list a:hover{color:var(--brand-a);transform:translateX(3px)}
.side-list .sub{display:block;font-size:12.5px;font-weight:400;color:var(--t-light-2);margin-top:3px}
.side-note{font-size:14px;line-height:1.8;color:#4A5563}

/* ============ 相关推荐 ============ */
.related-section{padding:56px 0 8px;background:var(--bg-soft);color:var(--t-light)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;color:var(--t-light)}
.section-head p{font-size:14px;color:var(--t-light-2);margin-top:6px}
.track{
  display:grid;grid-auto-flow:column;grid-auto-columns:82%;gap:18px;
  overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.track::-webkit-scrollbar{display:none}
.track>*{scroll-snap-align:start}
@media(min-width:640px){.track{grid-auto-columns:46%}}
@media(min-width:1024px){.track{grid-auto-flow:row;grid-auto-columns:auto;grid-template-columns:repeat(4,minmax(0,1fr));overflow:visible;padding-bottom:0}}
.card{
  background:#fff;border:1px solid var(--line-light);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--shadow-light);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(17,21,28,.14);border-color:#D5ECF6}
.card-cover{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--grad)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.card:hover .card-cover img{transform:scale(1.04)}
.card-cover .tag{
  position:absolute;left:12px;top:12px;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(14,17,23,.72);color:#F3F6F8;font-size:12px;display:inline-flex;align-items:center;
}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-body h3{font-size:17px;line-height:1.45;font-weight:700;color:var(--t-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:14px;line-height:1.7;color:var(--t-light-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:#7B8794;margin-top:auto}
.card a{text-decoration:none;color:inherit;display:flex;flex-direction:column;height:100%}
.card a:hover{text-decoration:none}

/* ============ 翻页 ============ */
.pager-section{background:var(--bg-soft);padding:32px 0 56px;color:var(--t-light)}
.pager{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:768px){.pager{grid-template-columns:1fr 1fr}}
.pager-link{
  display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line-light);box-shadow:var(--shadow-light);
  text-decoration:none;transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.pager-link:hover{transform:translateY(-3px);border-color:#CBE9F3;text-decoration:none}
.pager-link .k{font-size:12.5px;color:var(--t-light-2)}
.pager-link .t{font-size:16px;font-weight:700;color:var(--t-light);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.back-line{margin-top:22px;text-align:center;font-size:14px}

/* ============ 空态 ============ */
.empty-state{
  border:2px dashed rgba(20,200,166,.45);border-radius:var(--r-lg);
  background:linear-gradient(135deg,rgba(20,200,166,.06),rgba(255,122,69,.06));
  padding:44px 24px;text-align:center;color:var(--t-light);
}
.empty-state h2{font-size:22px;font-weight:800;margin-bottom:10px}
.empty-state p{font-size:15px;color:var(--t-light-2);margin-bottom:20px}

/* ============ CTA 条带 ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--bg-deep);padding:56px 0;text-align:center;
}
.cta-band::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:.18}
.cta-band .container{position:relative;z-index:2}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--t-dark);margin-bottom:12px}
.cta-band p{color:var(--t-dark-2);font-size:15px;margin-bottom:24px}
.cta-band .small{font-size:13px;color:#8892A0;margin:16px 0 0}

/* ============ 页脚 ============ */
.site-footer{background:#0A0D12;border-top:1px solid var(--line-dark);padding:56px 0 26px;color:var(--t-dark-2)}
.foot-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:640px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.foot-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-name{font-size:16px;font-weight:800;color:var(--t-dark)}
.foot-desc{font-size:14px;line-height:1.8;color:#8B95A2;max-width:340px}
.foot-title{font-size:14px;font-weight:700;color:var(--t-dark);margin-bottom:14px}
.foot-links li+li{margin-top:10px}
.foot-links a{color:#8B95A2;font-size:14px;text-decoration:none;transition:color .22s var(--ease)}
.foot-links a:hover{color:var(--brand-a)}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line-dark);
  display:flex;flex-direction:column;gap:8px;font-size:13px;color:#6E7887;
}
@media(min-width:768px){.foot-bottom{flex-direction:row;justify-content:space-between;align-items:center}}

/* ============ 移动抽屉 ============ */
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(4,6,9,.6);opacity:0;visibility:hidden;
  transition:opacity .26s var(--ease),visibility .26s var(--ease);z-index:60;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86vw;max-width:360px;z-index:61;
  background:#10141B;border-left:1px solid var(--line-dark);
  transform:translateX(100%);transition:transform .26s var(--ease);
  padding:22px 20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.12);color:var(--t-dark)}
.drawer-nav a{
  display:flex;align-items:center;height:52px;padding:0 6px;font-size:16px;font-weight:600;
  color:var(--t-dark);border-bottom:1px solid rgba(255,255,255,.06);text-decoration:none;
}
.drawer-nav a[aria-current="page"]{color:var(--brand-a)}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:var(--r-sm);background:rgba(255,255,255,.06);margin:20px 0 16px}
.drawer-search input{width:100%;background:none;border:0;outline:none;color:var(--t-dark);font-size:15px}
.drawer-cta{width:100%}
.drawer-foot{margin-top:26px;font-size:13px;color:#6E7887;line-height:1.9}

/* roulang page: category1 */
:root{
  --bg-deep:#0E1117;
  --bg-card:#171B24;
  --bg-soft:#F5F7FA;
  --brand-a:#14C8A6;
  --brand-b:#FF7A45;
  --grad:linear-gradient(120deg,#14C8A6 0%,#35D0C0 45%,#FF7A45 100%);
  --badge:#FFC24B;
  --tx-dark:#F3F6F8;
  --tx-dark-2:#A6AFBB;
  --tx-light:#11151C;
  --tx-light-2:#5C6675;
  --line-dark:#242A35;
  --line-light:#E6E9EF;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-dark:0 18px 40px rgba(0,0,0,.45);
  --sh-light:0 10px 30px rgba(17,21,28,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,sans-serif;
  font-size:15px;
  line-height:1.75;
  color:var(--tx-dark);
  background:var(--bg-deep);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(20,200,166,.25);}
:focus-visible{outline:2px solid var(--brand-a);outline-offset:2px;}
body::-webkit-scrollbar{width:10px;}
body::-webkit-scrollbar-track{background:#0B0E13;}
body::-webkit-scrollbar-thumb{background:#2A313D;border-radius:99px;}
body::-webkit-scrollbar-thumb:hover{background:#3A4453;}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}
@media (min-width:1200px){.container{padding:0 40px;}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(14,17,23,.35);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  transition:background 220ms var(--ease),box-shadow 220ms var(--ease);
}
.site-header.is-scrolled{background:rgba(14,17,23,.92);box-shadow:0 1px 0 rgba(255,255,255,.04);}
.site-header.is-scrolled::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--grad);opacity:.85;
}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:66px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:var(--grad);
  position:relative;
  box-shadow:0 6px 16px rgba(20,200,166,.25);
}
.brand-mark::before{
  content:"";position:absolute;inset:8px;
  background-image:
    radial-gradient(circle,#0E1117 1.6px,transparent 1.7px),
    radial-gradient(circle,#0E1117 1.6px,transparent 1.7px),
    radial-gradient(circle,#0E1117 1.6px,transparent 1.7px),
    radial-gradient(circle,#0E1117 1.6px,transparent 1.7px);
  background-size:100% 100%;
  background-position:0 0,100% 0,0 100%,100% 100%;
  background-repeat:no-repeat;
}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.4px;color:var(--tx-dark);white-space:nowrap;}
.nav-links{display:none;align-items:center;gap:6px;margin-left:14px;}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--tx-dark-2);transition:color 200ms var(--ease),background 200ms var(--ease);
}
.nav-links a:hover{color:var(--tx-dark);background:rgba(255,255,255,.06);}
.nav-links a[aria-current="page"]{color:var(--tx-dark);font-weight:600;}
.nav-links a[aria-current="page"]::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:3px;background:var(--grad);
}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-search{
  display:none;align-items:center;gap:8px;height:38px;padding:0 14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-pill);transition:border-color 200ms var(--ease),background 200ms var(--ease);
}
.nav-search input{
  width:160px;background:transparent;border:0;outline:none;font-size:13.5px;color:var(--tx-dark);
}
.nav-search input::placeholder{color:#7C8695;}
.nav-search:focus-within{border-color:var(--brand-a);background:rgba(20,200,166,.08);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform 220ms var(--ease),filter 220ms var(--ease),background 220ms var(--ease),border-color 220ms var(--ease),color 220ms var(--ease);
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--grad);color:#0B1016;box-shadow:0 10px 26px rgba(255,122,69,.22);}
.btn-primary:hover{filter:brightness(1.06);}
.btn-ghost{border-color:rgba(255,255,255,.22);color:var(--tx-dark);background:rgba(255,255,255,.03);}
.btn-ghost:hover{border-color:var(--brand-a);color:var(--brand-a);}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn-block{width:100%;}
.nav-cta{display:none;}
.burger{
  width:44px;height:44px;flex:none;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:12px;cursor:pointer;transition:border-color 200ms var(--ease);
}
.burger:hover{border-color:var(--brand-a);}
.burger span{display:block;width:18px;height:2px;background:var(--tx-dark);border-radius:2px;position:relative;}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--tx-dark);border-radius:2px;
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
@media (min-width:1024px){
  .nav-links{display:flex;}
  .nav-search{display:flex;}
  .nav-cta{display:inline-flex;}
  .burger{display:none;}
}
/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:380px;z-index:80;
  background:#101419;border-left:1px solid var(--line-dark);
  transform:translateX(102%);transition:transform 260ms var(--ease);
  padding:22px 22px 34px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);cursor:pointer;font-size:20px;line-height:1;color:var(--tx-dark-2);
}
.drawer-close:hover{color:var(--tx-dark);border-color:var(--brand-a);}
.drawer-links a{
  display:flex;align-items:center;min-height:52px;padding:0 12px;border-radius:12px;
  font-size:16px;color:var(--tx-dark-2);border-bottom:1px solid rgba(255,255,255,.05);
}
.drawer-links a:hover,.drawer-links a[aria-current="page"]{color:var(--tx-dark);background:rgba(255,255,255,.05);}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;margin:18px 0 14px;padding:0 14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-sm);
}
.drawer-search input{flex:1;background:transparent;border:0;outline:none;font-size:14px;}
.drawer-foot{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px;color:#7C8695;}
.scrim{position:fixed;inset:0;background:rgba(4,6,9,.6);z-index:70;opacity:0;pointer-events:none;transition:opacity 260ms var(--ease);}
.scrim.is-open{opacity:1;pointer-events:auto;}

/* ---------- 分类页头 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--bg-deep);min-height:296px;display:flex;align-items:center;}
.page-hero__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.4;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,17,23,.62) 0%,rgba(14,17,23,.86) 62%,var(--bg-deep) 100%);
}
.page-hero__inner{position:relative;z-index:2;padding:76px 0 44px;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#8B95A2;}
.crumb li::after{content:"/";margin-left:8px;color:#4A5464;}
.crumb li:last-child::after{content:"";margin:0;}
.crumb a{color:#8B95A2;border-bottom:1px solid transparent;transition:color 200ms var(--ease);}
.crumb a:hover{color:var(--brand-a);}
.crumb li[aria-current="page"]{color:var(--tx-dark-2);}
.page-hero h1{
  margin-top:16px;font-size:clamp(30px,5vw,48px);line-height:1.15;font-weight:800;letter-spacing:.5px;
  color:var(--tx-dark);
}
.page-hero h1::after{
  content:"";display:block;width:96px;height:4px;margin-top:16px;border-radius:4px;background:var(--grad);
}
.page-hero__sub{margin-top:14px;font-size:16px;color:var(--tx-dark-2);max-width:620px;}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:25px;padding:0 12px;border-radius:var(--r-pill);
  border:1px solid rgba(255,194,75,.45);background:rgba(255,194,75,.14);
  font-size:12.5px;color:#FFD98A;white-space:nowrap;
}
.badge b{font-weight:700;color:#FFE3A8;}

/* ---------- 主体板块 ---------- */
.section{padding:56px 0;}
.section--tight{padding:36px 0 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px;}
.section-head h2{font-size:clamp(22px,3vw,30px);line-height:1.25;font-weight:800;color:var(--tx-dark);}
.section-head p{margin-top:8px;font-size:14px;color:var(--tx-dark-2);max-width:640px;}
.link-more{
  font-size:14px;font-weight:600;color:var(--brand-a);
  border-bottom:3px solid rgba(20,200,166,.28);padding-bottom:2px;
  transition:border-color 200ms var(--ease),color 200ms var(--ease);
}
.link-more:hover{border-color:var(--brand-a);color:#5FE5CB;}

/* 筛选条 */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:16px 18px;margin-top:-26px;position:relative;z-index:5;
  background:rgba(23,27,36,.92);border:1px solid var(--line-dark);border-radius:var(--r-md);
  box-shadow:var(--sh-dark);
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;flex:1;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03);
  font-size:13.5px;color:var(--tx-dark-2);cursor:pointer;
  transition:border-color 200ms var(--ease),color 200ms var(--ease),background 200ms var(--ease);
}
.chip:hover{color:var(--tx-dark);border-color:rgba(20,200,166,.6);}
.chip.is-active{background:var(--grad);border-color:transparent;color:#0B1016;font-weight:600;}
.sort-wrap{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#8B95A2;}
.sort-wrap select{
  height:36px;padding:0 12px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);color:var(--tx-dark);
  outline:none;cursor:pointer;
}
.sort-wrap select:focus{border-color:var(--brand-a);}

/* 卡片通用 */
.card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-md);
  transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(20,200,166,.55);box-shadow:var(--sh-dark);}
.card:hover .card-media img{transform:scale(1.04);}
.card-media{position:relative;overflow:hidden;background:linear-gradient(120deg,#14C8A6,#FF7A45);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease);}
.card-media--wide{aspect-ratio:16/9;}
.card-media--tall{aspect-ratio:3/4;}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;color:#0B1016;background:rgba(255,194,75,.92);
}
.card-title{font-size:17px;line-height:1.4;font-weight:700;color:var(--tx-dark);}
.card-text{font-size:15px;line-height:1.75;color:var(--tx-dark-2);}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:10px;border-top:1px solid rgba(255,255,255,.07);}
.card-meta span{font-size:12.5px;color:#7C8695;}
.mini-badge{
  display:inline-flex;align-items:center;gap:5px;height:22px;padding:0 9px;border-radius:var(--r-pill);
  border:1px solid rgba(255,194,75,.4);background:rgba(255,194,75,.14);
  font-size:11.5px;color:#FFD98A;
}
.mini-badge b{font-weight:700;}

/* 通栏大卡 */
.feature-card{
  display:grid;grid-template-columns:1fr;overflow:hidden;border-radius:var(--r-lg);
  background:var(--bg-card);border:1px solid rgba(255,255,255,.08);
  transition:transform 220ms var(--ease),border-color 220ms var(--ease);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(20,200,166,.5);}
.feature-card:hover .feature-media img{transform:scale(1.04);}
.feature-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:linear-gradient(120deg,#14C8A6,#FF7A45);}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease);}
.feature-body{padding:26px 24px;display:flex;flex-direction:column;gap:14px;}
.feature-body h3{font-size:22px;line-height:1.35;font-weight:800;color:var(--tx-dark);}
.feature-body p{font-size:15px;line-height:1.85;color:var(--tx-dark-2);}
@media (min-width:900px){
  .feature-card{grid-template-columns:1.05fr .95fr;}
  .feature-media{aspect-ratio:auto;min-height:320px;}
  .feature-body{padding:34px 34px;}
}
/* 竖卡网格 */
.grid-4{display:grid;gap:20px;grid-template-columns:1fr;margin-top:24px;}
@media (min-width:640px){.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr);}}

/* 时间线 */
.timeline{display:grid;gap:0;margin-top:8px;}
.timeline li{
  position:relative;padding:18px 20px 18px 26px;border-bottom:1px solid rgba(255,255,255,.07);
}
.timeline li::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:2px;border-radius:2px;background:var(--grad);
}
.timeline h4{font-size:16px;font-weight:700;color:var(--tx-dark);}
.timeline span{display:block;margin-top:4px;font-size:13px;color:#8B95A2;}
.timeline p{margin-top:8px;font-size:14.5px;color:var(--tx-dark-2);}

/* 分页 */
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin-top:40px;}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 12px;
  border-radius:12px;border:1px solid rgba(255,255,255,.12);font-size:14px;color:var(--tx-dark-2);
  transition:border-color 200ms var(--ease),color 200ms var(--ease),background 200ms var(--ease);
}
.pager a:hover{border-color:var(--brand-a);color:var(--tx-dark);}
.pager .is-current{background:var(--grad);border-color:transparent;color:#0B1016;font-weight:700;}
.pager .is-disabled{opacity:.4;cursor:not-allowed;}

/* FAQ */
.faq{display:grid;gap:14px;margin-top:10px;}
.faq details{
  position:relative;background:var(--bg-card);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-md);padding:16px 20px 16px 24px;
  transition:border-color 220ms var(--ease);
}
.faq details::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:2px;border-radius:2px;background:var(--grad);
}
.faq details[open]{border-color:rgba(20,200,166,.45);}
.faq summary{
  cursor:pointer;list-style:none;font-size:16px;font-weight:600;color:var(--tx-dark);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--brand-a);transition:transform 220ms var(--ease);
}
.faq details[open] summary::after{transform:rotate(45deg);}
.faq p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--tx-dark-2);}

/* CTA 条带 */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--bg-card);border:1px solid rgba(255,255,255,.08);
  padding:38px 26px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:var(--grad);opacity:.18;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;color:#fff;}
.cta-inner p{font-size:15px;color:var(--tx-dark-2);max-width:600px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px;align-items:center;}
.cta-note{font-size:13px;color:#8B95A2;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:64px;background:#0B0E13;border-top:1px solid var(--line-dark);padding:52px 0 22px;}
.foot-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media (min-width:768px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;}}
.foot-brand{display:flex;align-items:center;gap:10px;}
.foot-name{font-size:16.5px;font-weight:700;color:var(--tx-dark);}
.foot-desc{margin-top:14px;font-size:14px;line-height:1.8;color:#8B95A2;max-width:340px;}
.foot-title{font-size:14px;font-weight:700;color:var(--tx-dark);margin-bottom:14px;}
.foot-links li + li{margin-top:10px;}
.foot-links a{font-size:14px;color:#8B95A2;transition:color 200ms var(--ease);}
.foot-links a:hover{color:var(--brand-a);}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  margin-top:40px;padding-top:18px;border-top:1px solid rgba(255,255,255,.06);
  font-size:12.5px;color:#6E7887;
}

/* 浅底板块（图文说明） */
.soft-band{background:var(--bg-soft);color:var(--tx-light);padding:56px 0;}
.soft-band h2{color:var(--tx-light);font-size:clamp(22px,3vw,30px);font-weight:800;}
.soft-band p{color:var(--tx-light-2);font-size:16px;line-height:1.9;}
.soft-grid{display:grid;gap:24px;grid-template-columns:1fr;margin-top:26px;}
@media (min-width:900px){.soft-grid{grid-template-columns:1.1fr .9fr;align-items:center;}}
.soft-list{display:grid;gap:14px;}
.soft-list li{
  background:#fff;border:1px solid var(--line-light);border-radius:var(--r-md);
  padding:16px 18px;box-shadow:var(--sh-light);font-size:15px;color:var(--tx-light-2);
}
.soft-list b{display:block;font-size:16px;font-weight:700;color:var(--tx-light);margin-bottom:4px;}
.soft-figure img{border-radius:var(--r-lg);box-shadow:var(--sh-light);}

/* roulang page: category2 */
:root{
  --bg-deep:#0E1117; --bg-card:#171B24; --bg-soft:#F5F7FA;
  --brand-a:#14C8A6; --brand-b:#FF7A45; --badge:#FFC24B;
  --t1:#F3F6F8; --t2:#A6AFBB; --line-d:#242A35; --line-l:#E6E9EF;
  --ink1:#11151C; --ink2:#5C6675;
  --grad:linear-gradient(120deg,#14C8A6 0%,#35D0C0 45%,#FF7A45 100%);
  --grad-soft:linear-gradient(120deg,rgba(20,200,166,.16) 0%,rgba(255,122,69,.14) 100%);
  --r-lg:22px; --r-md:16px; --r-sm:12px;
  --sh-d:0 18px 40px rgba(0,0,0,.45);
  --sh-l:0 10px 30px rgba(17,21,28,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg-deep);color:var(--t1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:15px;line-height:1.75;font-weight:400;
}
img{max-width:100%;display:block}
a{color:var(--brand-a);text-decoration:none;text-underline-offset:3px}
a:hover{color:#FF9A6C}
button,input,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,p,ul,ol{margin:0}
ul{padding:0;list-style:none}
::selection{background:rgba(20,200,166,.25)}
:focus-visible{outline:2px solid var(--brand-a);outline-offset:2px;border-radius:4px}
body::-webkit-scrollbar{width:10px}
body::-webkit-scrollbar-track{background:#0B0E13}
body::-webkit-scrollbar-thumb{background:#2A313D;border-radius:999px}
body::-webkit-scrollbar-thumb:hover{background:#3A4353}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(14,17,23,.35);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  transition:background 220ms var(--ease),border-color 220ms var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-stuck{background:rgba(14,17,23,.92);border-bottom:1px solid rgba(255,255,255,.06)}
.site-header.is-stuck::after{
  content:"";display:block;height:1px;
  background:linear-gradient(90deg,rgba(20,200,166,.9),rgba(255,122,69,.9));
}
.nav-wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:30px;height:30px;border-radius:10px;background:var(--grad);
  position:relative;flex:0 0 auto;box-shadow:0 6px 18px rgba(20,200,166,.28);
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;
  background-image:radial-gradient(circle,#0E1117 1.6px,transparent 1.7px);
  background-size:8px 8px;opacity:.85;
}
.brand-name{font-size:16px;font-weight:700;color:#fff;letter-spacing:.3px;white-space:nowrap}
.nav-links{display:none;align-items:center;gap:4px;margin-left:8px}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:999px;
  font-size:15px;color:var(--t2);transition:color 220ms var(--ease),background 220ms var(--ease);
  white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-links a[aria-current="page"]{color:#fff;font-weight:600}
.nav-links a[aria-current="page"]::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:999px;background:var(--grad);
}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-search{
  display:none;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-d);
  transition:border-color 220ms var(--ease),background 220ms var(--ease);
}
.nav-search:focus-within{border-color:var(--brand-a);background:rgba(20,200,166,.08)}
.nav-search input{
  width:170px;background:none;border:0;outline:none;font-size:14px;color:var(--t1);
}
.nav-search input::placeholder{color:#6E7885}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;
  transition:transform 220ms var(--ease),filter 220ms var(--ease),background-position 320ms var(--ease),box-shadow 220ms var(--ease);
  cursor:pointer;white-space:nowrap;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-primary{
  color:#0B1317;background:var(--grad);background-size:180% 100%;background-position:0 0;border:0;
  box-shadow:0 10px 26px rgba(20,200,166,.22);
}
.btn-primary:hover{background-position:100% 0;filter:brightness(1.06);color:#0B1317}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{
  color:var(--t1);background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.22);
}
.btn-ghost:hover{color:#fff;border-color:var(--brand-a);background:rgba(20,200,166,.1)}
.btn-ghost:active{transform:scale(.98)}
.burger{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line-d);background:rgba(255,255,255,.05);
}
.burger span{position:relative;width:18px;height:2px;background:var(--t1);border-radius:2px;display:block}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--t1);border-radius:2px;
}
.burger span::before{top:-6px}.burger span::after{top:6px}

.drawer{
  position:fixed;top:0;right:0;z-index:60;width:86vw;max-width:360px;height:100vh;
  background:#12161E;border-left:1px solid var(--line-d);
  transform:translateX(101%);transition:transform 260ms var(--ease);
  padding:20px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line-d);background:rgba(255,255,255,.05);font-size:16px;color:var(--t1)}
.drawer-links{display:flex;flex-direction:column;border-top:1px solid rgba(255,255,255,.06)}
.drawer-links a{
  display:flex;align-items:center;min-height:52px;color:var(--t1);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.06);padding:0 4px;
}
.drawer-links a[aria-current="page"]{color:var(--brand-a);font-weight:600}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid var(--line-d)}
.drawer-search input{flex:1;background:none;border:0;outline:none;font-size:14px;color:var(--t1)}
.drawer-foot{border-top:1px solid rgba(255,255,255,.06);padding-top:14px}
.drawer-foot a{display:block;color:var(--t2);font-size:14px;padding:6px 4px}
.overlay{position:fixed;inset:0;background:rgba(6,8,12,.6);opacity:0;pointer-events:none;transition:opacity 260ms var(--ease);z-index:55}
.overlay.is-open{opacity:1;pointer-events:auto}

@media(min-width:1024px){
  .nav-links{display:flex}
  .nav-search{display:flex}
  .burger{display:none}
  .drawer,.overlay{display:none}
}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--bg-deep)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(14,17,23,.62) 0%,rgba(14,17,23,.86) 62%,var(--bg-deep) 100%),
    radial-gradient(80% 100% at 12% 20%,rgba(20,200,166,.18),transparent 62%);
}
.hero-inner{position:relative;z-index:2;padding-top:60px;padding-bottom:52px;min-height:300px;display:flex;flex-direction:column;justify-content:center}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t2);margin-bottom:14px;flex-wrap:wrap}
.crumbs a{color:var(--t2)}
.crumbs a:hover{color:var(--brand-a)}
.crumbs span[aria-current]{color:var(--t1)}
.page-hero h1{
  font-size:clamp(30px,5vw,54px);font-weight:800;line-height:1.15;letter-spacing:.4px;
  max-width:16em;margin:0;
}
.page-hero h1::after{
  content:"";display:block;width:96px;height:5px;border-radius:999px;background:var(--grad);margin-top:16px;
}
.hero-sub{margin-top:16px;font-size:16px;color:#C6CDD7;max-width:34em}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 11px;border-radius:999px;
  font-size:12.5px;color:#FFE0B8;background:rgba(255,194,75,.14);border:1px solid rgba(255,194,75,.55);
}
.badge b{font-weight:700;color:#FFC24B}
.badge i{font-style:normal;color:var(--badge)}

/* ---------- filter bar ---------- */
.filter-sec{padding:26px 0 6px}
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.07);
}
.chips{display:flex;flex-wrap:wrap;gap:10px;flex:1 1 320px}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:999px;
  font-size:14px;color:var(--t2);background:rgba(255,255,255,.03);
  border:1px solid var(--line-d);transition:all 220ms var(--ease);
}
.chip:hover{color:#fff;border-color:rgba(20,200,166,.6);background:rgba(20,200,166,.08)}
.chip.is-active{color:#0B1317;font-weight:600;background:var(--grad);border-color:transparent}
.sort-box{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border-radius:999px;
  font-size:14px;color:var(--t2);border:1px solid var(--line-d);background:rgba(255,255,255,.03);
}
.sort-box select{background:none;border:0;outline:none;color:var(--t1);font-size:14px}
.sort-box select option{background:#171B24;color:#F3F6F8}

/* ---------- section frame ---------- */
.section{padding:52px 0}
@media(min-width:1024px){.section{padding:76px 0}}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.sec-head h2{font-size:clamp(24px,3.2vw,36px);font-weight:800;line-height:1.25}
.sec-head p{color:var(--t2);font-size:14.5px;margin-top:8px;max-width:44em}
.text-link{font-size:14.5px;color:var(--brand-a);text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:3px}
.text-link:hover{color:var(--brand-b)}

/* ---------- row cards (双列横条卡) ---------- */
.row-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){.row-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.row-card{
  display:grid;grid-template-columns:150px 1fr;gap:0;
  background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-md);
  overflow:hidden;transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.row-card:hover{transform:translateY(-4px);border-color:rgba(20,200,166,.55);box-shadow:var(--sh-d)}
.row-thumb{position:relative;overflow:hidden;background:var(--grad-soft);height:100%}
.row-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.row-card:hover .row-thumb img{transform:scale(1.04)}
.tag{
  position:absolute;left:10px;top:10px;height:24px;display:inline-flex;align-items:center;
  padding:0 10px;border-radius:999px;font-size:12px;color:#0B1317;font-weight:600;background:var(--badge);
}
.row-body{padding:16px 18px 18px 16px;display:flex;flex-direction:column;gap:8px;min-width:0}
.row-title{font-size:17px;font-weight:700;line-height:1.42;color:#fff}
.row-title a{color:#fff}
.row-title a:hover{color:var(--brand-a)}
.row-desc{font-size:14.5px;line-height:1.75;color:var(--t2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.row-meta{margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:#7C8794}
.row-meta a{font-size:13px;color:var(--brand-a)}
.badge-sm{
  display:inline-flex;align-items:center;gap:5px;height:22px;padding:0 9px;border-radius:999px;
  font-size:12px;color:#FFE0B8;background:rgba(255,194,75,.14);border:1px solid rgba(255,194,75,.5);
}
.badge-sm b{color:#FFC24B;font-weight:700}
@media(min-width:768px){
  .row-card{grid-template-columns:168px 1fr}
}
@media(max-width:520px){
  .row-card{grid-template-columns:112px 1fr}
  .row-body{padding:12px 12px 14px 12px}
  .row-title{font-size:16px}
  .row-desc{-webkit-line-clamp:2}
}

/* ---------- pager ---------- */
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;margin-top:38px}
.pg{
  display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 14px;
  border-radius:999px;font-size:14px;color:var(--t2);background:rgba(255,255,255,.03);
  border:1px solid var(--line-d);transition:all 220ms var(--ease);
}
.pg:hover{color:#fff;border-color:rgba(20,200,166,.6);background:rgba(20,200,166,.08)}
.pg.is-current{color:#0B1317;font-weight:700;background:var(--grad);border-color:transparent}
.pg-gap{border:0;background:none;color:#5B6472}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{border-left:2px solid transparent;border-image:linear-gradient(180deg,#14C8A6,#FF7A45) 1;padding:2px 0 2px 16px;margin-bottom:14px}
.faq-item details{background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-sm);overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 20px;font-size:16px;font-weight:600;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:12px;transition:color 220ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"＋";color:var(--brand-a);font-size:16px;transition:transform 220ms var(--ease)}
.faq-item details[open] summary::after{content:"－"}
.faq-item summary:hover{color:var(--brand-a)}
.faq-ans{padding:0 20px 18px;font-size:15px;line-height:1.8;color:var(--t2)}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;border-top:1px solid rgba(255,255,255,.07);
  background:rgba(14,17,23,.9);
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.18;
  background:linear-gradient(120deg,#14C8A6 0%,#35D0C0 45%,#FF7A45 100%);
}
.cta-inner{position:relative;z-index:2;padding:56px 0;display:flex;flex-wrap:wrap;align-items:center;gap:22px;justify-content:space-between}
.cta-inner h2{font-size:clamp(22px,3vw,32px);font-weight:800;line-height:1.3}
.cta-inner p{color:#D3D9E1;margin-top:10px;font-size:15px}
.cta-note{width:100%;color:#9AA4B0;font-size:13px}

/* ---------- footer ---------- */
.site-footer{background:#0B0E13;border-top:1px solid rgba(255,255,255,.07);padding:56px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1fr;gap:30px}
@media(min-width:640px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.foot-grid{grid-template-columns:1.6fr 1fr 1fr 1fr}}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-name{font-size:16px;font-weight:700;color:#fff}
.foot-desc{color:var(--t2);font-size:14px;line-height:1.8;max-width:34em}
.foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.4px}
.foot-links li{margin-bottom:10px}
.foot-links a{color:var(--t2);font-size:14px}
.foot-links a:hover{color:var(--brand-a)}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.07);
  color:#6E7885;font-size:13px;
}
@media(max-width:520px){
  .hero-inner{padding-top:44px;padding-bottom:40px}
  .cta-inner{padding:44px 0}
  .btn{width:100%}
  .cta-inner .btn{width:auto}
}

/* roulang page: category3 */
:root{
    --bg-deep:#0E1117;
    --bg-card:#171B24;
    --bg-soft:#F5F7FA;
    --brand-a:#14C8A6;
    --brand-b:#FF7A45;
    --grad:linear-gradient(120deg,#14C8A6 0%,#35D0C0 45%,#FF7A45 100%);
    --badge:#FFC24B;
    --txt:#F3F6F8;
    --txt-2:#A6AFBB;
    --line:#242A35;
    --line-soft:rgba(255,255,255,.08);
    --r-lg:22px;
    --r-md:16px;
    --r-sm:12px;
    --shadow:0 18px 40px rgba(0,0,0,.45);
    --shadow-soft:0 10px 30px rgba(17,21,28,.08);
    --ease:cubic-bezier(.2,.7,.3,1);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg-deep);
    color:var(--txt);
    font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,'Helvetica Neue',sans-serif;
    font-size:16px;
    line-height:1.75;
    font-weight:400;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;border:0;}
  a{color:var(--brand-a);text-decoration:none;text-underline-offset:3px;}
  a:hover{color:#5ee0c8;}
  button,input,select{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:.2px;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  ::selection{background:rgba(20,200,166,.25);color:#fff;}
  :focus-visible{outline:2px solid var(--brand-a);outline-offset:2px;}
  body.no-scroll{overflow:hidden;}

  ::-webkit-scrollbar{width:10px;height:10px;}
  ::-webkit-scrollbar-track{background:#0b0e13;}
  ::-webkit-scrollbar-thumb{background:#2b323d;border-radius:999px;border:2px solid #0b0e13;}
  ::-webkit-scrollbar-thumb:hover{background:#3a434f;}

  .container{
    width:100%;
    max-width:1280px;
    margin:0 auto;
    padding-left:32px;
    padding-right:32px;
  }

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:46px;
    padding:0 26px;
    border-radius:999px;
    border:1px solid transparent;
    font-size:15px;
    font-weight:600;
    cursor:pointer;
    transition:transform 220ms var(--ease),filter 220ms var(--ease),border-color 220ms var(--ease),background-color 220ms var(--ease);
    white-space:nowrap;
  }
  .btn:active{transform:scale(.98);}
  .btn-primary{
    background:var(--grad);
    color:#0B1014;
    box-shadow:0 10px 26px rgba(20,200,166,.22);
  }
  .btn-primary:hover{filter:brightness(1.06);color:#0B1014;transform:translateY(-1px);}
  .btn-ghost{
    background:rgba(255,255,255,.04);
    border-color:rgba(255,255,255,.18);
    color:var(--txt);
  }
  .btn-ghost:hover{border-color:var(--brand-a);color:var(--brand-a);background:rgba(20,200,166,.08);}
  .btn-sm{height:40px;padding:0 20px;font-size:14px;}
  .link-more{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--brand-a);
    font-size:14px;
    font-weight:600;
    border-bottom:1px solid rgba(20,200,166,.35);
    padding-bottom:2px;
    transition:color 220ms var(--ease),border-color 220ms var(--ease);
  }
  .link-more:hover{color:var(--brand-b);border-color:var(--brand-b);}

  /* ============ 导航 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:50;
    background:rgba(14,17,23,.35);
    backdrop-filter:blur(8px);
    -webkit-backdrop-filter:blur(8px);
    border-bottom:1px solid transparent;
    transition:background-color 240ms var(--ease),border-color 240ms var(--ease);
  }
  .site-header.is-scrolled{
    background:rgba(14,17,23,.92);
    border-bottom:1px solid transparent;
    border-image:linear-gradient(90deg,#14C8A6,#FF7A45) 1;
  }
  .nav-wrap{
    display:flex;
    align-items:center;
    gap:28px;
    height:76px;
  }
  .brand{
    display:flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
    color:var(--txt);
    font-weight:800;
  }
  .brand:hover{color:var(--txt);}
  .brand-mark{
    width:34px;
    height:34px;
    border-radius:11px;
    background:var(--grad);
    position:relative;
    flex-shrink:0;
    box-shadow:0 8px 20px rgba(20,200,166,.28);
  }
  .brand-mark::after{
    content:"";
    position:absolute;
    inset:9px;
    border-radius:4px;
    background:
      linear-gradient(#0E1117,#0E1117) 0 0/6px 6px no-repeat,
      linear-gradient(#0E1117,#0E1117) 100% 0/6px 6px no-repeat,
      linear-gradient(#0E1117,#0E1117) 0 100%/6px 6px no-repeat,
      linear-gradient(#0E1117,#0E1117) 100% 100%/6px 6px no-repeat;
  }
  .brand-name{
    font-size:18px;
    letter-spacing:.4px;
    white-space:nowrap;
  }
  .nav-links{
    display:flex;
    align-items:center;
    gap:4px;
    margin-left:8px;
  }
  .nav-links a{
    position:relative;
    display:inline-flex;
    align-items:center;
    height:76px;
    padding:0 14px;
    font-size:15px;
    font-weight:500;
    color:var(--txt-2);
    transition:color 220ms var(--ease);
  }
  .nav-links a::after{
    content:"";
    position:absolute;
    left:14px;
    right:14px;
    bottom:18px;
    height:3px;
    border-radius:3px;
    background:var(--grad);
    transform:scaleX(0);
    transform-origin:left center;
    transition:transform 220ms var(--ease);
  }
  .nav-links a:hover{color:var(--txt);}
  .nav-links a:hover::after{transform:scaleX(1);}
  .nav-links a[aria-current="page"]{color:var(--txt);font-weight:700;}
  .nav-links a[aria-current="page"]::after{transform:scaleX(1);}

  .nav-right{
    display:flex;
    align-items:center;
    gap:12px;
    margin-left:auto;
  }
  .nav-search{
    display:flex;
    align-items:center;
    gap:8px;
    height:40px;
    padding:0 14px;
    border-radius:999px;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.09);
    transition:border-color 220ms var(--ease),background-color 220ms var(--ease);
  }
  .nav-search:focus-within{border-color:var(--brand-a);background:rgba(255,255,255,.09);}
  .nav-search input{
    width:200px;
    background:transparent;
    border:0;
    outline:none;
    font-size:14px;
    color:var(--txt);
  }
  .nav-search input::placeholder{color:#7d8794;}
  .burger{
    display:none;
    width:44px;
    height:44px;
    border-radius:12px;
    border:1px solid rgba(255,255,255,.14);
    background:rgba(255,255,255,.05);
    cursor:pointer;
    position:relative;
    transition:border-color 220ms var(--ease);
  }
  .burger:hover{border-color:var(--brand-a);}
  .burger span,
  .burger span::before,
  .burger span::after{
    position:absolute;
    left:12px;
    width:20px;
    height:2px;
    border-radius:2px;
    background:var(--txt);
    content:"";
    transition:transform 220ms var(--ease),opacity 220ms var(--ease);
  }
  .burger span{top:21px;}
  .burger span::before{top:-6px;left:0;}
  .burger span::after{top:6px;left:0;}

  /* ============ 抽屉 ============ */
  .drawer{
    position:fixed;
    inset:0;
    z-index:80;
    pointer-events:none;
    visibility:hidden;
  }
  .drawer.is-open{pointer-events:auto;visibility:visible;}
  .drawer-mask{
    position:absolute;
    inset:0;
    background:rgba(6,8,12,.62);
    opacity:0;
    transition:opacity 260ms var(--ease);
  }
  .drawer.is-open .drawer-mask{opacity:1;}
  .drawer-panel{
    position:absolute;
    top:0;
    right:0;
    height:100%;
    width:86vw;
    max-width:380px;
    background:#12161e;
    border-left:1px solid var(--line);
    padding:22px 22px 32px;
    display:flex;
    flex-direction:column;
    gap:18px;
    transform:translateX(100%);
    transition:transform 260ms var(--ease);
    overflow-y:auto;
  }
  .drawer.is-open .drawer-panel{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
  .drawer-head .brand-name{font-size:16px;font-weight:800;}
  .drawer-close{
    width:40px;height:40px;border-radius:12px;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.12);
    color:var(--txt);font-size:20px;line-height:1;cursor:pointer;
    transition:border-color 220ms var(--ease),color 220ms var(--ease);
  }
  .drawer-close:hover{border-color:var(--brand-a);color:var(--brand-a);}
  .drawer-links{display:flex;flex-direction:column;}
  .drawer-links a{
    display:flex;align-items:center;
    min-height:52px;
    padding:0 4px;
    font-size:16px;
    color:var(--txt-2);
    border-bottom:1px solid rgba(255,255,255,.06);
    transition:color 220ms var(--ease),padding-left 220ms var(--ease);
  }
  .drawer-links a:hover{color:var(--txt);padding-left:10px;}
  .drawer-links a[aria-current="page"]{color:var(--brand-a);font-weight:700;}
  .drawer-search{
    display:flex;align-items:center;gap:8px;
    height:44px;padding:0 14px;border-radius:var(--r-sm);
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.1);
  }
  .drawer-search input{flex:1;background:transparent;border:0;outline:none;font-size:14px;}
  .drawer-cta{width:100%;}
  .drawer-foot{
    margin-top:auto;
    padding-top:18px;
    border-top:1px solid rgba(255,255,255,.07);
    display:flex;gap:18px;flex-wrap:wrap;
    font-size:13px;
  }
  .drawer-foot a{color:var(--txt-2);}
  .drawer-foot a:hover{color:var(--brand-a);}

  /* ============ 分类页头 ============ */
  .cat-hero{
    position:relative;
    min-height:320px;
    display:flex;
    align-items:flex-end;
    overflow:hidden;
    background:var(--bg-deep);
  }
  .cat-hero-bg{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    object-position:center 35%;
  }
  .cat-hero-mask{
    position:absolute;
    inset:0;
    background:
      linear-gradient(180deg,rgba(14,17,23,.86) 0%,rgba(14,17,23,.62) 42%,rgba(14,17,23,.97) 100%),
      linear-gradient(90deg,rgba(14,17,23,.9) 0%,rgba(14,17,23,.35) 65%,rgba(255,122,69,.16) 100%);
  }
  .cat-hero-inner{
    position:relative;
    z-index:2;
    padding-top:120px;
    padding-bottom:34px;
  }
  .breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--txt-2);
    margin-bottom:14px;
  }
  .breadcrumb a{color:var(--txt-2);}
  .breadcrumb a:hover{color:var(--brand-a);}
  .breadcrumb .crumb-cur{color:#d7dde5;}
  .cat-hero h1{
    font-size:clamp(30px,4.4vw,46px);
    line-height:1.15;
    margin-bottom:10px;
  }
  .cat-hero h1::after{
    content:"";
    display:block;
    width:96px;
    height:4px;
    border-radius:4px;
    background:var(--grad);
    margin-top:14px;
  }
  .cat-hero-sub{
    max-width:620px;
    font-size:16px;
    color:#c6ced8;
    margin-top:14px;
  }
  .hero-badges{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:20px;
  }
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:26px;
    padding:0 12px;
    border-radius:999px;
    border:1px solid rgba(255,194,75,.55);
    background:rgba(255,194,75,.14);
    color:#ffe0a8;
    font-size:13px;
    white-space:nowrap;
  }
  .badge b{color:#FFC24B;font-weight:800;}

  /* ============ 筛选条 ============ */
  .toolbar-section{padding:34px 0 6px;}
  .toolbar{
    display:flex;
    align-items:center;
    gap:16px;
    flex-wrap:wrap;
    padding:16px 18px;
    border-radius:var(--r-md);
    background:var(--bg-card);
    border:1px solid var(--line);
  }
  .chips{
    display:flex;
    align-items:center;
    gap:10px;
    flex-wrap:wrap;
    flex:1;
    min-width:0;
  }
  .chip{
    display:inline-flex;
    align-items:center;
    height:38px;
    padding:0 18px;
    border-radius:999px;
    border:1px solid rgba(255,255,255,.14);
    background:transparent;
    color:var(--txt-2);
    font-size:14px;
    font-weight:500;
    cursor:pointer;
    transition:color 220ms var(--ease),border-color 220ms var(--ease),background 220ms var(--ease);
  }
  .chip:hover{color:var(--txt);border-color:rgba(20,200,166,.6);}
  .chip.is-active{
    background:var(--grad);
    border-color:transparent;
    color:#0B1014;
    font-weight:700;
  }
  .sort-box{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--txt-2);
  }
  .sort-box select{
    height:38px;
    padding:0 34px 0 14px;
    border-radius:999px;
    background:rgba(255,255,255,.06) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23A6AFBB' stroke-width='2.4'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 14px center;
    border:1px solid rgba(255,255,255,.12);
    color:var(--txt);
    font-size:14px;
    appearance:none;
    -webkit-appearance:none;
    cursor:pointer;
    outline:none;
  }
  .sort-box select:focus{border-color:var(--brand-a);}

  /* ============ 内容网格（非规则错位） ============ */
  .list-section{padding:30px 0 8px;}
  .section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:16px;
    margin-bottom:22px;
  }
  .section-head h2{font-size:clamp(22px,2.6vw,30px);}
  .section-head p{
    margin-top:8px;
    font-size:14px;
    color:var(--txt-2);
  }

  .des-grid{
    display:grid;
    grid-template-columns:repeat(12,1fr);
    gap:22px;
  }
  .col-6{grid-column:span 6;}
  .col-4{grid-column:span 4;}
  .col-3{grid-column:span 3;}

  .card{
    position:relative;
    border-radius:var(--r-md);
    background:var(--bg-card);
    border:1px solid var(--line-soft);
    overflow:hidden;
    transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
  }
  .card:hover{transform:translateY(-4px);border-color:rgba(20,200,166,.55);box-shadow:var(--shadow);}
  .card-link{display:block;color:inherit;}
  .card-link:hover{color:inherit;}

  .thumb{
    position:relative;
    overflow:hidden;
    background:var(--grad);
  }
  .thumb img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform 420ms var(--ease);
  }
  .card:hover .thumb img{transform:scale(1.04);}
  .thumb-16x9{aspect-ratio:16/9;}
  .thumb-3x4{aspect-ratio:3/4;}
  .thumb::after{
    content:"";
    position:absolute;
    inset:auto 0 0 0;
    height:52%;
    background:linear-gradient(180deg,rgba(14,17,23,0) 0%,rgba(14,17,23,.78) 100%);
    pointer-events:none;
  }
  .corner{
    position:absolute;
    z-index:2;
    top:12px;
    left:12px;
    display:inline-flex;
    align-items:center;
    height:24px;
    padding:0 10px;
    border-radius:999px;
    background:rgba(14,17,23,.72);
    border:1px solid rgba(255,255,255,.16);
    font-size:12px;
    color:#dfe6ee;
    backdrop-filter:blur(4px);
  }
  .thumb-badge{
    position:absolute;
    z-index:2;
    bottom:12px;
    left:12px;
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:24px;
    padding:0 10px;
    border-radius:999px;
    border:1px solid rgba(255,194,75,.5);
    background:rgba(255,194,75,.16);
    color:#ffe0a8;
    font-size:12px;
  }
  .thumb-badge b{color:#FFC24B;font-weight:800;}

  .card-body{padding:16px 18px 18px;}
  .card-title{
    font-size:17px;
    line-height:1.42;
    font-weight:700;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .card-desc{
    margin-top:8px;
    font-size:14px;
    line-height:1.75;
    color:var(--txt-2);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .card-meta{
    display:flex;
    align-items:center;
    gap:10px;
    flex-wrap:wrap;
    margin-top:14px;
    padding-top:12px;
    border-top:1px solid rgba(255,255,255,.07);
    font-size:13px;
    color:#8b95a2;
  }
  .tag-mini{
    display:inline-flex;
    align-items:center;
    height:22px;
    padding:0 9px;
    border-radius:999px;
    font-size:12px;
    color:var(--brand-a);
    background:rgba(20,200,166,.12);
    border:1px solid rgba(20,200,166,.32);
  }
  .tag-mini.is-warm{color:#ffb392;background:rgba(255,122,69,.13);border-color:rgba(255,122,69,.34);}

  .card-h .card-title{font-size:20px;-webkit-line-clamp:2;}
  .card-h .card-desc{-webkit-line-clamp:2;}
  .card-h .card-body{padding:20px 22px 22px;}

  .card-bar .card-link{display:flex;gap:14px;align-items:stretch;}
  .card-bar .thumb{
    flex:0 0 118px;
    width:118px;
    aspect-ratio:1/1;
  }
  .card-bar .thumb::after{display:none;}
  .card-bar .card-body{padding:16px 16px 16px 0;flex:1;min-width:0;}
  .card-bar .card-title{font-size:16px;}
  .card-bar .card-desc{-webkit-line-clamp:2;font-size:13.5px;}
  .card-bar .card-meta{margin-top:10px;padding-top:10px;}

  /* ============ 分页 ============ */
  .pager{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    flex-wrap:wrap;
    padding:44px 0 10px;
  }
  .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 rgba(255,255,255,.13);
    color:var(--txt-2);
    font-size:14px;
    transition:color 220ms var(--ease),border-color 220ms var(--ease),background 220ms var(--ease);
  }
  .pager a:hover{color:var(--txt);border-color:rgba(20,200,166,.6);}
  .pager .is-current{
    background:var(--grad);
    border-color:transparent;
    color:#0B1014;
    font-weight:700;
  }
  .pager .is-disabled{opacity:.45;cursor:not-allowed;}

  /* ============ FAQ ============ */
  .faq-section{padding:56px 0 10px;}
  .faq-list{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:16px 24px;
  }
  .faq-item{
    border-left:2px solid transparent;
    border-image:linear-gradient(180deg,#14C8A6,#FF7A45) 1;
    background:var(--bg-card);
    border-radius:0 var(--r-md) var(--r-md) 0;
    padding:4px 18px;
    transition:background-color 220ms var(--ease);
  }
  .faq-item:hover{background:#1b2029;}
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    padding:14px 0;
    font-size:16px;
    font-weight:600;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";
    flex-shrink:0;
    width:24px;
    height:24px;
    border-radius:8px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-size:16px;
    font-weight:700;
    color:var(--brand-a);
    background:rgba(20,200,166,.12);
    transition:transform 220ms var(--ease);
  }
  .faq-item[open] summary::after{content:"−";transform:rotate(180deg);}
  .faq-item p{
    padding:0 0 16px;
    font-size:15px;
    line-height:1.8;
    color:var(--txt-2);
  }

  /* ============ CTA ============ */
  .cta-section{padding:60px 0 76px;}
  .cta-band{
    position:relative;
    overflow:hidden;
    border-radius:var(--r-lg);
    border:1px solid rgba(255,255,255,.09);
    background:#141922;
    padding:44px 40px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:32px;
  }
  .cta-band::before{
    content:"";
    position:absolute;
    inset:0;
    background:var(--grad);
    opacity:.18;
    pointer-events:none;
  }
  .cta-copy{position:relative;z-index:2;max-width:600px;}
  .cta-copy h2{font-size:clamp(22px,2.6vw,30px);}
  .cta-copy p{margin-top:10px;font-size:15px;color:#cfd7e0;}
  .cta-form{
    position:relative;
    z-index:2;
    display:flex;
    gap:10px;
    align-items:center;
    flex-wrap:wrap;
  }
  .cta-form input{
    height:46px;
    min-width:250px;
    padding:0 18px;
    border-radius:var(--r-sm);
    background:rgba(14,17,23,.55);
    border:1px solid rgba(255,255,255,.18);
    color:var(--txt);
    font-size:15px;
    outline:none;
    transition:border-color 220ms var(--ease),background-color 220ms var(--ease);
  }
  .cta-form input::placeholder{color:#8b95a2;}
  .cta-form input:focus{border-color:var(--brand-a);background:rgba(14,17,23,.75);}
  .cta-note{
    position:relative;
    z-index:2;
    margin-top:14px;
    font-size:13px;
    color:#a9b3bf;
  }

  /* ============ 页脚 ============ */
  .site-footer{
    background:#0A0D12;
    border-top:1px solid var(--line);
    padding:60px 0 26px;
  }
  .foot-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1fr;
    gap:32px;
  }
  .foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
  .foot-name{font-size:16px;font-weight:800;color:var(--txt);}
  .foot-desc{font-size:14px;line-height:1.8;color:var(--txt-2);max-width:340px;}
  .foot-title{
    font-size:14px;
    font-weight:700;
    color:var(--txt);
    margin-bottom:14px;
    letter-spacing:.4px;
  }
  .foot-links li{margin-bottom:10px;}
  .foot-links a{font-size:14px;color:var(--txt-2);transition:color 220ms var(--ease);}
  .foot-links a:hover{color:var(--brand-a);}
  .foot-bottom{
    margin-top:42px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.07);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    font-size:13px;
    color:#7d8794;
  }

  /* ============ 响应式 ============ */
  @media (max-width:1180px){
    .nav-links a{padding:0 10px;font-size:14px;}
    .nav-search input{width:150px;}
  }
  @media (max-width:1023px){
    .container{padding-left:24px;padding-right:24px;}
    .nav-links{display:none;}
    .nav-search{display:none;}
    .burger{display:block;}
    .nav-wrap{gap:14px;height:68px;}
    .nav-cta{display:none;}
    .cat-hero-inner{padding-top:96px;padding-bottom:28px;}
    .cat-hero{min-height:300px;}
    .col-6{grid-column:span 12;}
    .col-4{grid-column:span 6;}
    .col-3{grid-column:span 6;}
    .faq-list{grid-template-columns:1fr;}
    .foot-grid{grid-template-columns:1fr 1fr;}
    .cta-band{flex-direction:column;align-items:flex-start;padding:34px 26px;}
    .cta-form{width:100%;}
    .cta-form input{flex:1;min-width:0;}
  }
  @media (max-width:640px){
    .container{padding-left:18px;padding-right:18px;}
    .brand-name{font-size:16px;}
    .cat-hero{min-height:280px;}
    .cat-hero-sub{font-size:15px;}
    .toolbar{flex-direction:column;align-items:stretch;}
    .sort-box{justify-content:space-between;}
    .col-4,.col-3{grid-column:span 12;}
    .card-bar .thumb{flex:0 0 96px;width:96px;}
    .foot-grid{grid-template-columns:1fr;gap:26px;}
    .pager a,.pager span{min-width:38px;height:38px;padding:0 11px;font-size:13px;}
    .cta-form input{min-width:0;width:100%;}
    .cta-form .btn{width:100%;}
  }