/* roulang page: index */
:root{
  --brand:#FF5A2B;
  --brand-2:#FF3D7F;
  --purple:#7A5CFF;
  --cyan:#12D6C0;
  --yellow:#FFD166;
  --dark:#14121A;
  --dark-2:#1E1B26;
  --bg:#F7F5F2;
  --card:#FFFFFF;
  --ink:#1B1A22;
  --ink-2:#5B5766;
  --ink-3:#8C8794;
  --line:rgba(27,26,34,.08);
  --line-dark:rgba(255,255,255,.14);
  --grad:linear-gradient(135deg,#FF5A2B 0%,#FF3D7F 52%,#7A5CFF 100%);
  --grad-2:linear-gradient(120deg,#12D6C0 0%,#7A5CFF 100%);
  --sh-card:0 12px 32px rgba(20,18,26,.10);
  --sh-hover:0 18px 46px rgba(20,18,26,.16);
  --sh-nav:0 8px 28px rgba(20,18,26,.12);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --maxw:1200px;
  --gap:20px;
}
*,*::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","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:.005em}
p{margin:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 16px}
@media(min-width:640px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(20,18,26,.44);
  -webkit-backdrop-filter:blur(16px) saturate(1.2);
  backdrop-filter:blur(16px) saturate(1.2);
  border-bottom:1px solid var(--line-dark);
  box-shadow:var(--sh-nav);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-solid{
  background:var(--dark);
  box-shadow:0 12px 34px rgba(20,18,26,.32);
  border-bottom-color:rgba(255,255,255,.08);
}
.nav-inner{display:flex;align-items:center;gap:18px;height:76px;transition:height .3s ease}
.site-header.is-solid .nav-inner{height:66px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:#fff}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(255,90,43,.35);
}
.brand-mark svg{width:20px;height:20px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.01em;color:#fff}
.brand-slogan{font-size:11px;color:rgba(255,255,255,.6);letter-spacing:.06em}
.nav-menu{display:none;align-items:center;gap:2px;margin-left:14px}
.nav-menu a{
  display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;color:rgba(255,255,255,.82);
  transition:background .22s ease,color .22s ease;
}
.nav-menu a:hover{background:rgba(255,255,255,.10);color:#fff}
.nav-menu a.is-active{background:rgba(255,255,255,.16);color:#fff;font-weight:600}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{display:none;align-items:center;gap:8px;height:42px;padding:0 14px;
  border-radius:999px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);}
.nav-search svg{width:16px;height:16px;stroke:rgba(255,255,255,.65);fill:none;stroke-width:1.8}
.nav-search input{
  width:170px;background:transparent;border:0;color:#fff;outline:none;font-size:14px;
}
.nav-search input::placeholder{color:rgba(255,255,255,.5)}
.nav-search:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(18,214,192,.18)}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,26,.62);z-index:100;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:110;
  background:var(--dark);color:#fff;padding:26px 22px;
  transform:translateX(102%);transition:transform .32s cubic-bezier(.4,.1,.2,1);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.2);
  background:transparent;color:#fff;font-size:20px;line-height:1;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:24px}
.drawer-nav a{padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.06);font-size:15px;
  display:flex;justify-content:space-between;align-items:center;color:rgba(255,255,255,.86)}
.drawer-nav a.is-active{background:rgba(255,90,43,.18);color:#fff;font-weight:600}
.drawer-nav a:hover{background:rgba(255,255,255,.13)}
.drawer-tip{font-size:13px;color:rgba(255,255,255,.55);line-height:1.7}

@media(min-width:1024px){
  .nav-menu{display:flex}
  .nav-search{display:flex}
  .nav-toggle{display:none}
}

/* ---------- 按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .24s ease,box-shadow .24s ease,background .24s ease,color .24s ease;
  white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 28px rgba(255,90,43,.32)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,90,43,.42);background-position:8% 0}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink);box-shadow:0 12px 28px rgba(20,18,26,.16)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(20,18,26,.22)}
.btn-outline{border-color:rgba(27,26,34,.16);color:var(--ink);background:#fff}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn:active{transform:scale(.98)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:999px;font-size:12px;letter-spacing:.02em;
  background:rgba(122,92,255,.12);color:#5B45C7;font-weight:600;
}
.tag-cyan{background:rgba(18,214,192,.14);color:#0E9E8E}
.tag-orange{background:rgba(255,90,43,.13);color:#D8401A}
.tag-yellow{background:rgba(255,209,102,.22);color:#9A6B00}
.tag-dark{background:rgba(20,18,26,.62);color:#fff;backdrop-filter:blur(6px)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--dark);color:#fff;padding:150px 0 96px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34}
.hero-mask{position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(20,18,26,.95) 0%,rgba(20,18,26,.80) 46%,rgba(20,18,26,.58) 100%);}
.hero-grid-lines{position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 72% 26%,#000 0%,transparent 72%);
  mask-image:radial-gradient(circle at 72% 26%,#000 0%,transparent 72%);}
.hero-glow-a{position:absolute;width:540px;height:540px;right:-140px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,43,.48) 0%,rgba(255,90,43,0) 70%);}
.hero-glow-b{position:absolute;width:460px;height:460px;left:-160px;bottom:-190px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,214,192,.34) 0%,rgba(18,214,192,0) 70%);}
.hero-inner{position:relative;z-index:2;display:grid;gap:46px}
@media(min-width:1024px){
  .hero-inner{grid-template-columns:1.02fr .98fr;align-items:center;gap:56px}
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  font-size:13px;color:rgba(255,255,255,.86);margin-bottom:22px;
}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(18,214,192,.2)}
.hero h1{font-size:clamp(2rem,4.6vw,3.4rem);line-height:1.18;font-weight:800;margin-bottom:20px}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#FFB37A 0%,#FFD166 50%,#7BE4D8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.74);max-width:580px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:rgba(255,255,255,.66)}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points svg{width:15px;height:15px;stroke:var(--cyan);fill:none;stroke-width:2.2}

.clip-stack{position:relative;height:clamp(300px,52vw,430px)}
.clip{
  position:absolute;border-radius:20px;overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 24px 54px rgba(0,0,0,.45);
  width:clamp(112px,26vw,196px);aspect-ratio:9/16;
}
.clip img{width:100%;height:100%;object-fit:cover}
.clip::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,26,0) 40%,rgba(20,18,26,.7) 100%)}
.clip-1{left:0;top:44px;transform:rotate(-6deg)}
.clip-2{left:50%;top:0;transform:translateX(-50%);z-index:3;width:clamp(126px,30vw,214px);box-shadow:0 30px 62px rgba(0,0,0,.55)}
.clip-3{right:0;top:58px;transform:rotate(6deg)}
.clip-badge{
  position:absolute;left:12px;bottom:12px;z-index:4;
  font-size:12px;color:#fff;background:rgba(20,18,26,.66);
  padding:5px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.18);
}

/* ---------- 板块通用 ---------- */
.section{padding:64px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.section-tight{padding:52px 0}
.section-dark{background:var(--dark);color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;flex-wrap:wrap;margin-bottom:28px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.15rem);font-weight:750}
.section-sub{color:var(--ink-2);font-size:15px;margin-top:10px;max-width:640px}
.section-dark .section-sub{color:rgba(255,255,255,.68)}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--brand);letter-spacing:.04em;margin-bottom:12px;
}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}

/* ---------- 数据徽章带 ---------- */
.badge-band{background:var(--dark-2);border-radius:var(--r-lg);padding:26px;border:1px solid rgba(255,255,255,.1);
  box-shadow:0 20px 46px rgba(20,18,26,.28)}
.badge-strip{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}
@media(min-width:768px){.badge-strip{grid-template-columns:repeat(4,minmax(0,1fr))}}
.badge-item{
  display:flex;align-items:center;gap:12px;padding:16px 18px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  transition:background .25s ease,transform .25s ease;
}
.badge-item:hover{background:rgba(255,255,255,.12);transform:translateY(-3px)}
.badge-dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);flex:0 0 auto;
  box-shadow:0 0 0 4px rgba(18,214,192,.18),0 0 14px rgba(18,214,192,.7)}
.badge-num{font-size:22px;font-weight:800;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums}
.badge-label{font-size:12px;color:rgba(255,255,255,.62);letter-spacing:.02em}

/* ---------- 片段轨道 ---------- */
.track{
  display:flex;gap:18px;overflow-x:auto;padding:8px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
}
.track::-webkit-scrollbar{height:6px}
.track::-webkit-scrollbar-thumb{background:rgba(27,26,34,.16);border-radius:999px}
.track>*{flex:0 0 auto;width:198px;scroll-snap-align:start}
@media(min-width:640px){.track>*{width:214px}}
@media(min-width:1024px){.track>*{width:232px}}
.clip-card{
  background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden;
  box-shadow:var(--sh-card);transition:transform .3s ease,box-shadow .3s ease;height:100%;
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.clip-thumb{position:relative;aspect-ratio:9/16;overflow:hidden;background:#E9E6E1}
.clip-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.clip-card:hover .clip-thumb img{transform:scale(1.04)}
.clip-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,26,0) 42%,rgba(20,18,26,.72) 100%)}
.clip-cat{position:absolute;top:10px;left:10px;z-index:3}
.clip-dur{position:absolute;top:10px;right:10px;z-index:3;font-size:12px;color:#fff;
  background:rgba(20,18,26,.6);border:1px solid rgba(255,255,255,.18);padding:4px 9px;border-radius:999px}
.clip-metrics{position:absolute;left:10px;right:10px;bottom:12px;z-index:3;display:flex;gap:8px;flex-wrap:wrap}
.metric{display:inline-flex;align-items:center;gap:5px;font-size:12px;color:#fff;
  background:rgba(20,18,26,.55);padding:4px 9px;border-radius:999px;backdrop-filter:blur(6px)}
.metric svg{width:12px;height:12px;fill:var(--yellow)}
.clip-body{padding:13px 15px 17px}
.clip-title{font-size:15px;font-weight:700;line-height:1.5;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clip-meta{font-size:12.5px;color:var(--ink-3)}

/* ---------- 种草清单 1大2小 ---------- */
.picks{display:grid;gap:20px}
@media(min-width:900px){
  .picks{grid-template-columns:1.4fr 1fr;grid-template-rows:auto auto}
  .pick-main{grid-row:span 2}
}
.pick-main{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--dark);color:#fff;
  box-shadow:var(--sh-card);display:flex;flex-direction:column;justify-content:flex-end;
  min-height:320px;
}
.pick-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.pick-main .pick-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,26,.15) 0%,rgba(20,18,26,.88) 78%)}
.pick-main-body{position:relative;z-index:2;padding:28px}
.pick-serial{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border-radius:14px;background:var(--grad);font-weight:800;font-size:17px;margin-bottom:14px}
.pick-main h3{font-size:22px;margin-bottom:12px}
.pick-main p{color:rgba(255,255,255,.76);font-size:15px;max-width:460px}
.pick-side{
  display:flex;gap:16px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .3s ease,box-shadow .3s ease;padding:16px;
}
.pick-side:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.pick-side-img{flex:0 0 108px;width:108px;aspect-ratio:1/1;border-radius:16px;overflow:hidden;background:#EFEBE6}
.pick-side-img img{width:100%;height:100%;object-fit:cover}
.pick-side-body h3{font-size:17px;margin-bottom:8px}
.pick-side-body p{font-size:14px;color:var(--ink-2);line-height:1.75}
.pick-side .tag{margin-top:10px}
@media(max-width:520px){
  .pick-side{flex-direction:column}
  .pick-side-img{flex:none;width:100%;aspect-ratio:16/9}
}

/* ---------- 内容动态 / CMS 列表 ---------- */
.news-grid{margin-top:4px}
.news-card{
  height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-card);display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;margin-bottom:22px;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:#EDE9E4}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.news-top{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.news-title{font-size:17px;line-height:1.55;font-weight:750;margin-bottom:10px}
.news-title a{transition:color .2s ease}
.news-title a:hover{color:var(--brand)}
.news-excerpt{font-size:14px;color:var(--ink-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}
.news-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:13.5px}
.news-more svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2}
.news-more:hover{gap:9px}
.empty-state{
  background:var(--card);border:1px dashed rgba(27,26,34,.18);border-radius:var(--r-lg);
  padding:52px 24px;text-align:center;box-shadow:var(--sh-card);
}
.empty-ico{width:64px;height:64px;margin:0 auto 16px;border-radius:20px;background:rgba(122,92,255,.1);
  display:flex;align-items:center;justify-content:center}
.empty-ico svg{width:28px;height:28px;stroke:var(--purple);fill:none;stroke-width:1.8}
.empty-state p{color:var(--ink-2);margin-bottom:18px}

/* ---------- 口碑 ---------- */
.quotes{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.quotes>*{flex:0 0 290px;scroll-snap-align:start}
@media(min-width:768px){.quotes>*{flex:0 0 330px}}
.quote-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-card);height:100%;
  transition:transform .3s ease,box-shadow .3s ease;
}
.quote-card:nth-child(even){background:var(--dark-2);border-color:rgba(255,255,255,.1);color:#fff}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.quote-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--grad-2);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex:0 0 auto}
.quote-name{font-size:15px;font-weight:700}
.quote-role{font-size:12.5px;color:var(--ink-3)}
.quote-card:nth-child(even) .quote-role{color:rgba(255,255,255,.6)}
.stars{display:flex;gap:3px;margin-bottom:12px}
.stars svg{width:14px;height:14px;fill:var(--yellow)}
.quote-text{font-size:14.5px;line-height:1.8;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.quote-card:nth-child(even) .quote-text{color:rgba(255,255,255,.78)}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  background:var(--grad);border-radius:28px;padding:42px 40px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 24px 56px rgba(255,90,43,.28);position:relative;overflow:hidden;
}
.cta-band::after{content:"";position:absolute;width:340px;height:340px;right:-80px;top:-140px;border-radius:50%;
  background:rgba(255,255,255,.14)}
.cta-band h2{font-size:clamp(1.4rem,2.4vw,1.95rem);margin-bottom:10px;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.86);font-size:15px;position:relative;z-index:2}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2}
@media(max-width:640px){.cta-band{padding:30px 22px}}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;box-shadow:0 6px 18px rgba(20,18,26,.05);
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item[open]{background:linear-gradient(180deg,#FFF5F0 0%,#FFFFFF 100%);border-color:rgba(255,90,43,.24);
  box-shadow:0 14px 34px rgba(20,18,26,.10)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:16px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  background:rgba(255,90,43,.12);color:var(--brand);font-size:19px;font-weight:700;
  display:flex;align-items:center;justify-content:center;line-height:1;
}
.faq-item[open] summary::after{content:"−";background:var(--grad);color:#fff}
.faq-body{padding:0 22px 20px;color:var(--ink-2);font-size:15px;line-height:1.9}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:60px 0 26px;margin-top:20px}
.footer-grid{display:grid;gap:34px;grid-template-columns:1fr}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:11px}
.footer-brand span{font-size:18px;font-weight:800;color:#fff}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:340px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.03em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--cyan);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.13);margin-top:40px;padding-top:20px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a:hover{color:var(--cyan)}

/* ---------- 通用列表 / 其他 ---------- */
.chip-row{display:flex;gap:10px;flex-wrap:wrap}
.chip{
  padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink-2);transition:all .22s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.divider{height:1px;background:var(--line);margin:0}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;color:var(--ink);padding:10px 16px;border-radius:0 0 12px 0;z-index:200}
.skip-link:focus{left:0}
.stat-line{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13.5px;color:var(--ink-3);margin-top:12px}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* roulang page: article */
:root{
  --brand:#FF5A2B;
  --brand-deep:#E0481F;
  --cyan:#12D6C0;
  --purple:#7A5CFF;
  --yellow:#FFD166;
  --ink:#14121A;
  --ink-2:#1E1B26;
  --paper:#F7F5F2;
  --card:#FFFFFF;
  --text:#1B1A22;
  --muted:#5B5766;
  --weak:#8C8794;
  --line:rgba(27,26,34,.08);
  --line-dark:rgba(255,255,255,.14);
  --grad:linear-gradient(135deg,#FF5A2B 0%,#FF3D7F 52%,#7A5CFF 100%);
  --grad-2:linear-gradient(120deg,#12D6C0 0%,#7A5CFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh:0 12px 32px rgba(20,18,26,.10);
  --sh-hover:0 18px 46px rgba(20,18,26,.16);
  --sh-nav:0 8px 28px rgba(20,18,26,.12);
  --gap-xs:8px;
  --gap-sm:14px;
  --gap-md:22px;
  --gap-lg:34px;
  --section:64px;
}
*,*::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","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;line-height:1.25;color:var(--text);letter-spacing:.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(255,90,43,.22);}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
.container-narrow{max-width:820px;}
.grid-x{margin:0 -10px;}
.grid-x>.cell{padding:0 10px;}
.text-weak{color:var(--weak);}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(20,18,26,.58);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-dark);
  box-shadow:var(--sh-nav);
  transition:background .28s ease,box-shadow .28s ease;
}
.site-header.is-stuck{background:#14121A;box-shadow:0 12px 34px rgba(20,18,26,.32);}
.header-inner{display:flex;align-items:center;gap:20px;min-height:74px;transition:min-height .28s ease;}
.site-header.is-stuck .header-inner{min-height:62px;}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;letter-spacing:.02em;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);box-shadow:0 6px 18px rgba(255,90,43,.36);
}
.brand-mark svg{width:19px;height:19px;}
.brand-text{white-space:nowrap;}
.nav-menu{display:none;align-items:center;gap:4px;margin-left:16px;}
.nav-menu a{
  position:relative;padding:9px 13px;border-radius:999px;
  color:rgba(255,255,255,.78);font-size:15px;font-weight:600;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.08);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:#fff;background:rgba(255,255,255,.12);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-search{display:none;}
.nav-search input{
  width:210px;height:40px;border-radius:999px;padding:0 16px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:14px;transition:border-color .2s ease,background .2s ease,width .25s ease;
}
.nav-search input::placeholder{color:rgba(255,255,255,.56);}
.nav-search input:focus{outline:none;border-color:var(--cyan);background:rgba(255,255,255,.16);width:238px;}
.nav-toggle{
  width:44px;height:44px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);color:#fff;
  transition:background .2s ease,transform .2s ease;
}
.nav-toggle:hover{background:rgba(255,255,255,.18);}
.nav-toggle:active{transform:scale(.96);}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;position:relative;}
.nav-toggle span::before,
.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:#fff;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:290px;max-width:86vw;z-index:90;
  background:#14121A;border-left:1px solid var(--line-dark);
  padding:88px 22px 32px;
  transform:translateX(105%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  box-shadow:-18px 0 44px rgba(20,18,26,.45);
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.nav-drawer a{
  display:block;padding:14px 12px;border-radius:14px;color:rgba(255,255,255,.84);
  font-size:16px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.07);
}
.nav-drawer a:hover,.nav-drawer a.is-active{background:rgba(255,255,255,.08);color:#fff;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,26,.55);z-index:85;opacity:0;visibility:hidden;
  transition:opacity .3s ease,visibility .3s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer-search{margin:0 0 18px;}
.drawer-search input{width:100%;height:46px;border-radius:14px;padding:0 16px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:15px;}
.drawer-search input::placeholder{color:rgba(255,255,255,.5);}
.drawer-search input:focus{outline:none;border-color:var(--cyan);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .2s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--grad);background-size:130% 130%;color:#fff;box-shadow:0 12px 28px rgba(255,90,43,.32);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,90,43,.40);background-position:8% 50%;color:#fff;}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border:1px solid rgba(255,255,255,.42);color:#fff;background:rgba(255,255,255,.06);}
.btn-ghost:hover{transform:translateY(-2px);background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.7);color:#fff;}
.btn-outline{border:1px solid rgba(27,26,34,.16);color:var(--text);background:#fff;}
.btn-outline:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand-deep);box-shadow:var(--sh);}
.btn-link{color:var(--brand-deep);font-weight:700;display:inline-flex;align-items:center;gap:6px;padding:6px 0;min-height:44px;}
.btn-link svg{transition:transform .22s ease;}
.btn-link:hover svg{transform:translateX(4px);}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.02em;line-height:1;
}
.tag-cat{background:rgba(255,209,102,.18);color:var(--yellow);border:1px solid rgba(255,209,102,.42);}
.tag-soft{background:rgba(255,90,43,.10);color:var(--brand-deep);}
.tag-purple{background:rgba(122,92,255,.12);color:#5B41E0;}
.tag-cyan{background:rgba(18,214,192,.14);color:#0A9C8C;}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:999px;
  background:rgba(20,18,26,.62);color:#fff;font-size:12px;font-weight:700;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(18,214,192,.22);}

/* ---------- Hero（文章页） ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;}
.hero-article{padding:132px 0 58px;min-height:300px;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.34;transform:scale(1.04);
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,90,43,.72) 0%,rgba(255,61,127,.42) 46%,rgba(122,92,255,.62) 100%),
             linear-gradient(180deg,rgba(20,18,26,.55) 0%,rgba(20,18,26,.92) 100%);
}
.hero-inner{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:18px;}
.breadcrumb a{color:rgba(255,255,255,.78);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{width:16px;height:1px;background:rgba(255,255,255,.42);display:inline-block;}
.breadcrumb .current{color:#fff;font-weight:600;}
.hero-article h1{
  color:#fff;font-size:clamp(1.7rem,3.6vw,2.7rem);line-height:1.28;font-weight:800;
  max-width:900px;margin:16px 0 20px;
  text-shadow:0 4px 22px rgba(20,18,26,.4);
}
.hero-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13.5px;color:rgba(255,255,255,.76);}
.hero-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.5);}

/* ---------- 文章主体 ---------- */
.section{padding:var(--section) 0;}
.article-section{padding:52px 0 20px;background:var(--paper);}
.article-wrap{max-width:760px;margin:0 auto;}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px;
  padding:14px 18px;margin-bottom:26px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh);
  font-size:13.5px;color:var(--muted);
}
.article-meta .divider{width:1px;height:14px;background:var(--line);}
.article-body{
  background:transparent;font-size:17px;line-height:1.9;color:#33303A;
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  position:relative;font-size:clamp(1.28rem,2.2vw,1.68rem);font-weight:800;
  margin:2em 0 .8em;padding-left:18px;line-height:1.35;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;border-radius:999px;background:var(--grad);
}
.article-body h3{font-size:1.2rem;font-weight:750;margin:1.7em 0 .6em;}
.article-body h4{font-size:1.05rem;font-weight:700;margin:1.4em 0 .5em;color:var(--muted);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.35em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.34em 0;}
.article-body li::marker{color:var(--brand);}
.article-body blockquote{
  margin:1.5em 0;padding:18px 22px;border-left:4px solid var(--cyan);
  background:#fff;border-radius:14px;box-shadow:var(--sh);color:var(--muted);font-size:16px;
}
.article-body img{border-radius:18px;margin:1.5em auto;box-shadow:var(--sh);}
.article-body figure{margin:1.5em 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--weak);margin-top:10px;}
.article-body a{color:var(--brand-deep);border-bottom:1px solid rgba(255,90,43,.34);}
.article-body a:hover{color:#B83612;border-bottom-color:#B83612;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;
  background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--sh);
}
.article-body th,.article-body td{padding:12px 15px;border-bottom:1px solid var(--line);text-align:left;}
.article-body th{background:#F1EEEB;font-weight:750;}
.article-body tr:last-child td{border-bottom:0;}
.article-body hr{border:0;height:1px;background:var(--line);margin:2em 0;}

.empty-state{
  background:#fff;border:1px dashed rgba(27,26,34,.16);border-radius:var(--r-lg);
  padding:48px 26px;text-align:center;box-shadow:var(--sh);
}
.empty-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad-2);box-shadow:0 12px 28px rgba(18,214,192,.28);
}
.empty-icon svg{width:30px;height:30px;}
.empty-state h3{font-size:1.25rem;margin-bottom:10px;}
.empty-state p{color:var(--muted);max-width:480px;margin:0 auto 22px;font-size:15px;}

/* ---------- 板块标题 ---------- */
.section-head{max-width:720px;margin-bottom:28px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--brand-deep);letter-spacing:.04em;margin-bottom:10px;
}
.section-head .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad);}
.section-head h2{font-size:clamp(1.42rem,2.6vw,2.05rem);font-weight:800;}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;}

/* ---------- 相关推荐 ---------- */
.related-grid{display:flex;flex-wrap:wrap;margin:0 -12px;}
.related-card{
  flex:0 0 100%;max-width:100%;padding:0 12px;margin-bottom:24px;
}
.related-card-inner{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .26s ease,box-shadow .26s ease;
}
.related-card-inner:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.related-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EFEBE6;}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.related-card-inner:hover .related-thumb img{transform:scale(1.05);}
.related-thumb .badge{position:absolute;left:12px;bottom:12px;}
.related-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-body h3{font-size:1.04rem;font-weight:750;line-height:1.45;}
.related-body p{font-size:14px;color:var(--muted);line-height:1.7;}
.related-body .btn-link{margin-top:auto;font-size:14px;}

.back-row{display:flex;justify-content:center;margin-top:8px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh);margin-bottom:14px;overflow:hidden;transition:box-shadow .26s ease;
}
.faq-item[open]{background:linear-gradient(180deg,#FFFFFF 0%,#FFF5F0 100%);box-shadow:var(--sh-hover);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:19px 58px 19px 22px;font-size:16px;font-weight:750;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,90,43,.10);color:var(--brand-deep);font-size:17px;font-weight:700;
  transition:background .22s ease,color .22s ease;
}
.faq-item[open] summary::after{content:"−";background:var(--grad);color:#fff;}
.faq-item summary:hover{color:var(--brand-deep);}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 var(--section);}
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad);background-size:150% 150%;
  padding:44px 30px;color:#fff;display:flex;flex-wrap:wrap;align-items:center;gap:26px;
  box-shadow:0 24px 56px rgba(255,90,43,.28);
}
.cta-card .cta-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;opacity:.20;mix-blend-mode:overlay;
}
.cta-card > *{position:relative;z-index:2;}
.cta-text{flex:1 1 380px;min-width:260px;}
.cta-text h2{color:#fff;font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;line-height:1.3;}
.cta-text p{margin-top:12px;color:rgba(255,255,255,.88);font-size:15.5px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.7);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:60px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px;}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;}
.footer-title{color:#fff;font-size:15px;font-weight:750;margin-bottom:14px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease,transform .2s ease;}
.footer-links a:hover{color:var(--cyan);transform:translateX(3px);}
.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,.48);
}

@media screen and (min-width:640px){
  .container{padding:0 24px;}
  :root{--section:72px;}
  .related-card{flex:0 0 50%;max-width:50%;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .hero-article{padding:140px 0 64px;}
}
@media screen and (min-width:1024px){
  .container{padding:0 32px;}
  :root{--section:88px;}
  .nav-menu{display:flex;}
  .nav-toggle{display:none;}
  .nav-search{display:block;}
  .related-card{flex:0 0 33.3333%;max-width:33.3333%;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
  .cta-card{padding:56px 54px;}
}
@media screen and (max-width:1023px){
  .nav-drawer{display:block;}
}
@media screen and (max-width:520px){
  .hero-article{padding:118px 0 46px;}
  .hero-article h1{font-size:1.55rem;}
  .brand{font-size:17px;}
  .article-body{font-size:16px;}
  .article-meta{padding:12px 14px;font-size:13px;}
  .cta-card{padding:34px 20px;border-radius:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .faq-item summary{padding:16px 52px 16px 18px;font-size:15px;}
  .article-body h2{padding-left:14px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#FF5A2B;
  --c-secondary:#12D6C0;
  --c-tertiary:#7A5CFF;
  --c-accent:#FFD166;
  --ink:#14121A;
  --ink-2:#1E1B26;
  --bg:#F7F5F2;
  --card:#FFFFFF;
  --text:#1B1A22;
  --text-2:#5B5766;
  --text-3:#8C8794;
  --line:rgba(27,26,34,.08);
  --line-dark:rgba(255,255,255,.14);
  --grad-brand:linear-gradient(135deg,#FF5A2B 0%,#FF3D7F 52%,#7A5CFF 100%);
  --grad-aux:linear-gradient(120deg,#12D6C0 0%,#7A5CFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --shadow-card:0 12px 32px rgba(20,18,26,.10);
  --shadow-hover:0 18px 46px rgba(20,18,26,.16);
  --shadow-nav:0 8px 28px rgba(20,18,26,.12);
  --nav-h:74px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-secondary);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
.container-narrow{max-width:880px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  background:rgba(20,18,26,.42);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-dark);
  transition:background .3s ease,box-shadow .3s ease,height .3s ease;
}
.site-header.is-solid{
  background:rgba(20,18,26,.96);
  box-shadow:var(--shadow-nav);
  border-bottom-color:rgba(255,255,255,.08);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:var(--nav-h);
  transition:height .3s ease;
}
.site-header.is-solid .header-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;letter-spacing:.02em;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px rgba(255,90,43,.35);
}
.brand-mark svg{width:18px;height:18px;}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:12px;}
.nav-menu a{
  display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:999px;
  color:rgba(255,255,255,.8);font-size:15px;font-weight:600;
  white-space:nowrap;
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.nav-menu a:hover{background:rgba(255,255,255,.1);color:#fff;transform:translateY(-1px);}
.nav-menu a.is-active{
  background:var(--grad-brand);
  color:#fff;
  box-shadow:0 8px 20px rgba(255,90,43,.32);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.1);
  border:1px solid var(--line-dark);
  color:rgba(255,255,255,.72);
  transition:border-color .22s ease,background .22s ease;
}
.nav-search:hover{border-color:rgba(18,214,192,.6);background:rgba(255,255,255,.16);}
.nav-search svg{width:16px;height:16px;}
.nav-search span{font-size:14px;}
.btn-cta-head{
  display:inline-flex;align-items:center;height:42px;padding:0 20px;
  border-radius:999px;font-size:15px;font-weight:700;color:#fff;
  background:var(--grad-brand);
  box-shadow:0 10px 26px rgba(255,61,127,.3);
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-cta-head:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,61,127,.4);filter:saturate(1.08);}
.btn-cta-head:active{transform:scale(.98);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  background:rgba(255,255,255,.12);border:1px solid var(--line-dark);
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:min(320px,84vw);
  background:var(--ink-2);
  border-left:1px solid var(--line-dark);
  padding:26px 22px;
  transform:translateX(105%);
  transition:transform .34s cubic-bezier(.4,.02,.2,1);
  z-index:95;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.nav-drawer .drawer-title{color:rgba(255,255,255,.55);font-size:13px;letter-spacing:.08em;margin-bottom:14px;}
.nav-drawer a{
  display:block;padding:14px 14px;border-radius:14px;color:rgba(255,255,255,.86);
  font-weight:600;font-size:16px;border:1px solid transparent;
}
.nav-drawer a:hover{background:rgba(255,255,255,.08);color:#fff;border-color:var(--line-dark);}
.nav-drawer a.is-active{background:var(--grad-brand);color:#fff;}
.nav-mask{
  position:fixed;inset:0;background:rgba(12,10,16,.6);
  opacity:0;visibility:hidden;transition:opacity .3s ease;z-index:90;
}
.nav-mask.is-open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:calc(var(--nav-h) + 56px) 0 64px;
  background-color:var(--ink);
  background-image:linear-gradient(115deg,rgba(20,18,26,.94) 0%,rgba(20,18,26,.76) 46%,rgba(122,92,255,.5) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center right;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(560px 320px at 12% 8%,rgba(255,90,43,.28),transparent 70%),radial-gradient(520px 300px at 88% 92%,rgba(18,214,192,.24),transparent 72%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.66);margin-bottom:22px;}
.crumbs a:hover{color:var(--c-secondary);}
.crumbs i{display:inline-block;width:14px;height:1px;background:rgba(255,255,255,.35);font-style:normal;}
.hero-chip{
  display:inline-flex;align-items:center;gap:9px;
  height:34px;padding:0 15px;border-radius:999px;
  background:rgba(18,214,192,.16);border:1px solid rgba(18,214,192,.42);
  color:#bff8f0;font-size:13px;font-weight:700;letter-spacing:.04em;
  margin-bottom:20px;
}
.hero-chip em{width:7px;height:7px;border-radius:50%;background:var(--c-secondary);box-shadow:0 0 0 4px rgba(18,214,192,.2);font-style:normal;}
.page-hero h1{
  color:#fff;font-size:clamp(2rem,4.4vw,3.2rem);line-height:1.2;font-weight:800;
  letter-spacing:.01em;max-width:19em;margin-bottom:20px;
}
.page-hero h1 span{
  background:linear-gradient(180deg,transparent 62%,rgba(255,90,43,.65) 62%);
  padding:0 4px;
}
.hero-lead{
  color:rgba(255,255,255,.78);font-size:17px;line-height:1.9;max-width:64ch;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;
  font-size:16px;font-weight:700;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 12px 30px rgba(255,90,43,.32);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,61,127,.42);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);border-color:#fff;}
.btn-soft{background:rgba(18,214,192,.14);color:#0c6f65;border:1px solid rgba(18,214,192,.36);}
.btn-soft:hover{background:rgba(18,214,192,.22);transform:translateY(-2px);}
.btn-link{color:var(--c-primary);font-weight:700;gap:6px;}
.btn-link:hover{color:#d93f13;}
.btn svg{width:16px;height:16px;}

.hero-stats{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:36px;
}
.hero-stats .hs{
  display:flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:999px;
  background:rgba(20,18,26,.5);border:1px solid var(--line-dark);
  color:rgba(255,255,255,.82);font-size:14px;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.hs b{color:#fff;font-size:17px;font-weight:800;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:34px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:.1em;
  color:var(--c-primary);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--grad-brand);}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.15rem);line-height:1.28;font-weight:750;color:var(--text);}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.85;}

/* ---------- 时间轴 + 索引 ---------- */
.layout-timeline{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start;}
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,var(--c-tertiary) 52%,rgba(18,214,192,.35) 100%);
  border-radius:2px;
}
.tl-item{position:relative;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-node{
  position:absolute;left:-34px;top:26px;
  width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--c-primary);
  box-shadow:0 0 0 5px rgba(255,90,43,.12);
}
.tl-item:nth-child(2n) .tl-node{border-color:var(--c-tertiary);box-shadow:0 0 0 5px rgba(122,92,255,.12);}
.tl-item:nth-child(3n) .tl-node{border-color:var(--c-secondary);box-shadow:0 0 0 5px rgba(18,214,192,.14);}
.tl-time{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--text-3);
  letter-spacing:.04em;margin-bottom:10px;
}
.tl-time em{font-style:normal;color:var(--c-primary);}
.tl-card{
  display:grid;grid-template-columns:200px minmax(0,1fr);gap:20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:18px;box-shadow:var(--shadow-card);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,43,.28);}
.tl-thumb{
  position:relative;border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/11;background:#ECE9E4;
}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.tl-card:hover .tl-thumb img{transform:scale(1.05);}
.tl-thumb .badge-time{
  position:absolute;left:10px;bottom:10px;
  padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(20,18,26,.72);color:#fff;letter-spacing:.02em;
}
.tl-body h3{font-size:1.2rem;font-weight:700;line-height:1.45;margin-bottom:8px;}
.tl-body h3 a:hover{color:var(--c-primary);}
.tl-body p{color:var(--text-2);font-size:15.5px;line-height:1.8;margin-bottom:12px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(122,92,255,.1);color:#4b34c4;border:1px solid rgba(122,92,255,.22);
}
.tag.tag-orange{background:rgba(255,90,43,.1);color:#c23d16;border-color:rgba(255,90,43,.24);}
.tag.tag-cyan{background:rgba(18,214,192,.12);color:#0b7d70;border-color:rgba(18,214,192,.3);}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:13.5px;color:var(--text-3);}
.tl-meta a{color:var(--c-primary);font-weight:700;}
.tl-meta a:hover{color:#d93f13;}

.side-index{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-card);
}
.side-index h3{font-size:1.05rem;font-weight:800;margin-bottom:6px;}
.side-index .side-sub{font-size:13.5px;color:var(--text-3);margin-bottom:18px;}
.side-list{display:grid;gap:10px;}
.side-list a{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:var(--r-sm);
  background:var(--bg);border:1px solid var(--line);
  font-size:15px;font-weight:600;color:var(--text-2);
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.side-list a i{
  width:26px;height:26px;border-radius:9px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad-aux);color:#fff;font-style:normal;font-size:12px;font-weight:800;
}
.side-list a:hover{background:#fff;color:var(--text);border-color:rgba(255,90,43,.3);transform:translateX(3px);}
.side-note{
  margin-top:20px;padding-top:18px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--text-3);line-height:1.8;
}

/* ---------- 要点区（1大+2小） ---------- */
.editorial{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;}
.ed-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--shadow-card);position:relative;overflow:hidden;
  transition:transform .26s ease,box-shadow .26s ease;
}
.ed-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.ed-card.ed-feature{
  background:linear-gradient(150deg,#1E1B26 0%,#2A2440 58%,#3A2C63 100%);
  color:#fff;border-color:rgba(255,255,255,.1);
  display:flex;flex-direction:column;justify-content:space-between;
}
.ed-feature h3{font-size:1.5rem;font-weight:800;line-height:1.4;color:#fff;margin-bottom:14px;}
.ed-feature p{color:rgba(255,255,255,.76);font-size:15.5px;line-height:1.85;margin-bottom:22px;}
.ed-feature .feature-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;}
.ed-feature .feature-tags span{
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700;
  background:rgba(255,255,255,.12);border:1px solid var(--line-dark);color:#fff;
}
.ed-stack{display:grid;gap:24px;}
.ed-card.ed-small h3{font-size:1.15rem;font-weight:750;margin-bottom:10px;}
.ed-card.ed-small p{color:var(--text-2);font-size:15px;line-height:1.8;margin-bottom:14px;}
.ed-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,90,43,.12);margin-bottom:16px;
}
.ed-icon svg{width:22px;height:22px;}
.ed-card.ed-small:nth-child(2) .ed-icon{background:rgba(18,214,192,.14);}

/* ---------- 数据带 ---------- */
.stat-band{
  background:linear-gradient(120deg,#1E1B26 0%,#241F33 100%);
  border-radius:28px;padding:36px 28px;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  border:1px solid rgba(255,255,255,.08);
}
.stat-item{display:flex;flex-direction:column;gap:6px;padding:6px 14px;border-left:1px solid rgba(255,255,255,.12);}
.stat-item:first-child{border-left:0;}
.stat-item b{
  font-size:clamp(1.6rem,3vw,2.1rem);font-weight:800;color:#fff;line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.stat-item b em{font-style:normal;font-size:.55em;font-weight:700;color:var(--c-secondary);margin-left:4px;}
.stat-item span{font-size:13.5px;color:rgba(255,255,255,.62);}

/* ---------- 覆盖项目 ---------- */
.chip-grid{display:flex;flex-wrap:wrap;gap:12px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border-radius:999px;font-size:14.5px;font-weight:600;
  background:var(--card);border:1px solid var(--line);color:var(--text-2);
  box-shadow:0 6px 16px rgba(20,18,26,.05);
  transition:transform .22s ease,border-color .22s ease,color .22s ease;
}
.chip:hover{transform:translateY(-2px);border-color:rgba(255,90,43,.35);color:var(--text);}
.chip i{width:8px;height:8px;border-radius:50%;background:var(--c-primary);font-style:normal;}
.chip:nth-child(3n) i{background:var(--c-secondary);}
.chip:nth-child(3n+2) i{background:var(--c-tertiary);}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;display:grid;gap:14px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:4px 22px;box-shadow:0 8px 22px rgba(20,18,26,.06);
  transition:border-color .24s ease,background .24s ease;
}
.faq-item[open]{
  border-color:rgba(18,214,192,.4);
  background:linear-gradient(180deg,#FFFFFF 0%,#F4FBF9 100%);
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:18px 0;font-size:16.5px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .pm{
  margin-left:auto;width:26px;height:26px;flex:0 0 auto;border-radius:9px;
  background:rgba(255,90,43,.1);position:relative;
}
.faq-item summary .pm::before,.faq-item summary .pm::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--c-primary);border-radius:2px;transform:translate(-50%,-50%);
}
.faq-item summary .pm::before{width:12px;height:2px;}
.faq-item summary .pm::after{width:2px;height:12px;transition:transform .24s ease;}
.faq-item[open] summary .pm::after{transform:translate(-50%,-50%) scaleY(0);}
.faq-answer{padding:0 0 20px;color:var(--text-2);font-size:15.5px;line-height:1.9;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--grad-brand);
  border-radius:28px;padding:52px 44px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;
  box-shadow:0 24px 60px rgba(255,61,127,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-80px;width:280px;height:280px;
  border-radius:50%;background:rgba(255,255,255,.16);
}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.5vw,2rem);font-weight:800;line-height:1.3;margin-bottom:12px;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.85);font-size:16px;max-width:56ch;position:relative;z-index:2;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;}
.btn-white{background:#fff;color:#C0330F;box-shadow:0 12px 28px rgba(20,18,26,.2);}
.btn-white:hover{transform:translateY(-2px);}
.btn-outline-white{border:1px solid rgba(255,255,255,.7);color:#fff;}
.btn-outline-white:hover{background:rgba(255,255,255,.16);transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:66px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:800;margin-bottom:16px;}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:36ch;}
.footer-title{color:#fff;font-size:15px;font-weight:750;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.66);}
.footer-links a:hover{color:var(--c-secondary);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .layout-timeline{grid-template-columns:minmax(0,1fr) 290px;gap:28px;}
}
@media screen and (max-width:1023px){
  .nav-menu,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .layout-timeline{grid-template-columns:1fr;}
  .side-index{position:static;}
  .editorial{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
  .stat-item:nth-child(3){border-left:0;}
  .cta-band{grid-template-columns:1fr;padding:44px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  .section{padding:60px 0;}
  .section-tight{padding:48px 0;}
  .page-hero{padding:calc(var(--nav-h) + 38px) 0 52px;background-position:center;}
  .tl-card{grid-template-columns:1fr;padding:16px;}
  .tl-thumb{aspect-ratio:16/9;}
  .timeline{padding-left:26px;}
  .timeline::before{left:6px;}
  .tl-node{left:-26px;width:16px;height:16px;border-width:3px;}
  .stat-band{grid-template-columns:1fr;padding:28px 20px;}
  .stat-item{border-left:0;border-top:1px solid rgba(255,255,255,.12);padding:14px 4px;}
  .stat-item:first-child{border-top:0;}
}
@media screen and (max-width:519px){
  .container{padding-left:16px;padding-right:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band{padding:34px 22px;border-radius:22px;}
  .hero-actions .btn,.cta-actions .btn{width:100%;}
  .page-hero h1{font-size:1.85rem;}
  .ed-card{padding:22px;}
}

/* roulang page: category2 */
:root{
  --orange:#FF5A2B;
  --orange-deep:#FF3D7F;
  --cyan:#12D6C0;
  --violet:#7A5CFF;
  --lemon:#FFD166;
  --ink:#14121A;
  --ink-2:#1E1B26;
  --bg:#F7F5F2;
  --card:#FFFFFF;
  --t1:#1B1A22;
  --t2:#5B5766;
  --t3:#8C8794;
  --border:rgba(27,26,34,.08);
  --border-2:rgba(27,26,34,.16);
  --border-dark:rgba(255,255,255,.16);
  --grad-brand:linear-gradient(135deg,#FF5A2B 0%,#FF3D7F 52%,#7A5CFF 100%);
  --grad-cyan:linear-gradient(120deg,#12D6C0 0%,#7A5CFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --sh-card:0 12px 32px rgba(20,18,26,.10);
  --sh-hover:0 18px 46px rgba(20,18,26,.16);
  --sh-nav:0 8px 28px rgba(20,18,26,.28);
  --sec:clamp(48px,7vw,92px);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--t1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:inherit;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .22s ease;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input{font:inherit;}
svg{display:block;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:8px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 18px;}
@media(min-width:640px){.container{padding:0 24px;}}
@media(min-width:1024px){.container{padding:0 32px;}}

.section{padding:var(--sec) 0;}
.section--tight{padding:clamp(40px,5vw,64px) 0;}
.section--dark{background:var(--ink);color:#fff;}
.section--paper{background:#fff;}

.section-head{max-width:760px;margin-bottom:34px;}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.15rem);font-weight:800;margin-bottom:12px;}
.section-head p{color:var(--t2);font-size:16px;line-height:1.85;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section--dark .section-head p{color:rgba(255,255,255,.72);}
.section-tag{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--orange);background:rgba(255,90,43,.10);
  padding:6px 13px;border-radius:var(--pill);margin-bottom:14px;
}
.section--dark .section-tag{color:var(--cyan);background:rgba(18,214,192,.14);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--pill);
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn svg{width:16px;height:16px;}
.btn-primary{
  background:var(--grad-brand);background-size:170% 170%;background-position:0 50%;
  color:#fff;box-shadow:0 10px 26px rgba(255,90,43,.32);
}
.btn-primary:hover{transform:translateY(-2px);background-position:100% 50%;box-shadow:0 16px 36px rgba(255,90,43,.42);color:#fff;}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-ghost{border:1.5px solid rgba(255,255,255,.5);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);color:#fff;}
.btn-soft{background:#fff;border:1.5px solid var(--border-2);color:var(--t1);}
.btn-soft:hover{transform:translateY(-2px);border-color:rgba(255,90,43,.55);color:var(--orange);box-shadow:0 12px 28px rgba(20,18,26,.10);}
.btn-soft:active{transform:scale(.98);}
.btn-sm{min-height:44px;padding:0 17px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(20,18,26,.40);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-solid{
  background:rgba(20,18,26,.97);
  border-bottom-color:rgba(255,255,255,.08);
  box-shadow:var(--sh-nav);
}
.header-inner{display:flex;align-items:center;gap:16px;padding:13px 0;transition:padding .3s ease;}
.site-header.is-solid .header-inner{padding:9px 0;}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;letter-spacing:.01em;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-brand);box-shadow:0 8px 20px rgba(255,90,43,.38);
}
.brand-mark svg{width:19px;height:19px;}
.nav-menu{display:flex;align-items:center;gap:3px;margin-left:auto;}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 14px;border-radius:var(--pill);
  font-size:15px;font-weight:600;color:rgba(255,255,255,.78);
  transition:color .22s ease,background .22s ease,box-shadow .22s ease;
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.10);}
.nav-menu a.is-active{color:#fff;background:rgba(255,90,43,.20);box-shadow:inset 0 0 0 1px rgba(255,90,43,.45);}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 15px;
  border-radius:var(--pill);background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);color:#fff;
  transition:border-color .22s ease,background .22s ease;
}
.nav-search:focus-within{border-color:var(--cyan);background:rgba(255,255,255,.18);}
.nav-search svg{width:15px;height:15px;opacity:.75;}
.nav-search input{width:132px;background:transparent;border:0;outline:none;color:#fff;font-size:14px;}
.nav-search input::placeholder{color:rgba(255,255,255,.58);}
.nav-toggle{
  display:none;width:44px;height:44px;place-items:center;border-radius:var(--r-sm);
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.20);
}
.nav-toggle:hover{background:rgba(255,255,255,.22);}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.nav-drawer{position:fixed;inset:0;z-index:130;pointer-events:none;}
.nav-drawer .drawer-mask{position:absolute;inset:0;background:rgba(20,18,26,.62);opacity:0;transition:opacity .3s ease;}
.nav-drawer .drawer-panel{
  position:absolute;top:0;right:0;width:min(84vw,344px);height:100%;
  background:var(--ink);border-left:1px solid rgba(255,255,255,.12);
  padding:20px;transform:translateX(101%);
  transition:transform .34s cubic-bezier(.4,0,.2,1);
  overflow-y:auto;
}
.nav-drawer.is-open{pointer-events:auto;}
.nav-drawer.is-open .drawer-mask{opacity:1;}
.nav-drawer.is-open .drawer-panel{transform:none;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-top .brand{font-size:17px;}
.drawer-close{width:44px;height:44px;border-radius:var(--r-sm);background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:20px;line-height:1;}
.drawer-close:hover{background:rgba(255,255,255,.2);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:22px;}
.drawer-nav a{
  display:block;padding:13px 16px;border-radius:var(--r-sm);
  color:rgba(255,255,255,.82);font-weight:600;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
}
.drawer-nav a:hover{background:rgba(255,255,255,.12);color:#fff;}
.drawer-nav a.is-active{background:rgba(255,90,43,.20);border-color:rgba(255,90,43,.5);color:#fff;}
@media(max-width:1023px){
  .nav-menu,.nav-search,.header-actions .btn{display:none;}
  .nav-toggle{display:grid;}
  .header-actions{margin-left:auto;}
}

/* ============ Hero ============ */
.category-hero{position:relative;padding:132px 0 74px;color:#fff;background:var(--ink);overflow:hidden;}
.category-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.38;
}
.category-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(135deg,rgba(255,90,43,.72) 0%,rgba(255,61,127,.52) 46%,rgba(122,92,255,.74) 100%);
}
.hero-inner{position:relative;z-index:2;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:18px;
}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{color:rgba(255,255,255,.4);}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;
  border-radius:var(--pill);background:rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.26);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(18,214,192,.24);}
.hero-title{font-size:clamp(2rem,4.6vw,3.4rem);line-height:1.18;font-weight:800;margin:18px 0 16px;}
.hero-title .hl{color:var(--lemon);}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.84);max-width:580px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-note{margin-top:18px;font-size:13.5px;color:rgba(255,255,255,.66);}

.stat-strip{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:34px;max-width:640px;}
@media(min-width:640px){.stat-strip{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat-pill{
  padding:13px 15px;border-radius:var(--r-md);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  transition:background .25s ease,transform .25s ease;
}
.stat-pill:hover{background:rgba(255,255,255,.17);transform:translateY(-2px);}
.stat-pill b{display:block;font-size:20px;font-weight:800;color:#fff;line-height:1.35;}
.stat-pill span{font-size:12.5px;color:rgba(255,255,255,.74);}

.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:400px;margin-top:38px;}
@media(min-width:1024px){.hero-visual{margin-top:0;min-height:520px;}}
.hero-shot{
  border-radius:var(--r-lg);overflow:hidden;background:var(--ink-2);
  border:1px solid rgba(255,255,255,.28);
  box-shadow:0 26px 60px rgba(0,0,0,.45);
}
.hero-shot img{width:100%;height:100%;object-fit:cover;}
.hero-shot--main{position:relative;z-index:2;width:min(272px,60%);aspect-ratio:9/16;transform:rotate(2.5deg);}
.hero-shot--sub{
  position:absolute;left:4%;bottom:-14px;z-index:1;width:148px;aspect-ratio:9/16;
  transform:rotate(-5deg);opacity:.94;
}
@media(max-width:1023px){.hero-shot--sub{display:none;}}
.shot-label{
  position:absolute;left:14px;bottom:14px;
  padding:6px 12px;border-radius:var(--pill);
  background:rgba(20,18,26,.62);border:1px solid rgba(255,255,255,.24);
  font-size:12.5px;font-weight:600;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}

/* ============ 片段卡片 ============ */
.clip-grid{
  display:grid;grid-template-columns:1fr;gap:26px;
  max-width:940px;margin:0 auto;
}
@media(min-width:768px){.clip-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}}
.clip-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--sh-card);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,90,43,.48);}
.clip-thumb{position:relative;overflow:hidden;background:var(--ink-2);height:clamp(320px,46vw,500px);}
.clip-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease;}
.clip-card:hover .clip-thumb img{transform:scale(1.05);}
.clip-thumb::after{
  content:"";position:absolute;inset:auto 0 0 0;height:46%;
  background:linear-gradient(180deg,rgba(20,18,26,0) 0%,rgba(20,18,26,.78) 100%);
  pointer-events:none;
}
.clip-tag{
  position:absolute;top:14px;left:14px;z-index:2;
  padding:6px 12px;border-radius:var(--pill);
  background:rgba(20,18,26,.60);border:1px solid rgba(255,255,255,.26);
  color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.02em;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.clip-tag.tag-cyan{background:rgba(18,214,192,.26);border-color:rgba(18,214,192,.55);}
.clip-tag.tag-violet{background:rgba(122,92,255,.30);border-color:rgba(122,92,255,.6);}
.clip-tag.tag-lemon{background:rgba(255,209,102,.26);border-color:rgba(255,209,102,.6);color:#fff;}
.clip-duration{
  position:absolute;top:14px;right:14px;z-index:2;
  padding:5px 11px;border-radius:var(--pill);
  background:rgba(20,18,26,.68);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:12px;font-weight:700;letter-spacing:.02em;
}
.clip-badges{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;
  display:flex;flex-wrap:wrap;gap:8px;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--pill);
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.26);
  color:#fff;font-size:12.5px;font-weight:600;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 3px rgba(18,214,192,.28);}
.clip-body{display:flex;flex-direction:column;gap:12px;padding:22px 22px 24px;}
.clip-body h3{font-size:1.2rem;font-weight:750;line-height:1.4;}
.clip-body p{color:var(--t2);font-size:14.8px;line-height:1.8;}
.clip-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--t3);}
.clip-meta span{display:inline-flex;align-items:center;gap:6px;}
.clip-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px;}

/* ============ 对照面板 ============ */
.compare-wrap{position:relative;}
.compare-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media(min-width:900px){.compare-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}}
.compare-col{
  padding:28px 26px;border-radius:var(--r-lg);
  background:var(--card);border:1px solid var(--border);box-shadow:var(--sh-card);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.compare-col:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(18,214,192,.5);}
.compare-col--alt{background:linear-gradient(135deg,#FFF6F1 0%,#F2F1FF 100%);border-color:rgba(122,92,255,.22);}
.compare-col h3{font-size:1.28rem;margin-bottom:8px;}
.compare-col .lead{color:var(--t2);font-size:14.8px;margin-bottom:18px;}
.compare-list{display:flex;flex-direction:column;gap:12px;}
.compare-list li{display:flex;gap:11px;align-items:flex-start;font-size:14.8px;color:var(--t2);}
.compare-list .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  display:grid;place-items:center;margin-top:3px;
  background:rgba(18,214,192,.14);color:#0FA99A;
}
.compare-list .tick svg{width:12px;height:12px;}
.compare-col--alt .compare-list .tick{background:rgba(122,92,255,.14);color:var(--violet);}
.compare-vs{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:56px;height:56px;border-radius:50%;display:none;place-items:center;
  background:var(--grad-brand);color:#fff;font-weight:800;font-size:14px;
  box-shadow:0 14px 32px rgba(255,90,43,.38);border:4px solid var(--bg);
}
@media(min-width:900px){.compare-vs{display:grid;}}

/* ============ 场景 ============ */
.scene-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media(min-width:640px){.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.scene-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.scene-card{
  height:100%;padding:24px 22px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--border);box-shadow:var(--sh-card);
  transition:transform .28s ease,box-shadow .28s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.scene-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  margin-bottom:16px;color:#fff;
}
.scene-icon.i-orange{background:var(--grad-brand);box-shadow:0 8px 20px rgba(255,90,43,.3);}
.scene-icon.i-cyan{background:var(--grad-cyan);box-shadow:0 8px 20px rgba(18,214,192,.28);}
.scene-icon.i-violet{background:linear-gradient(135deg,#7A5CFF 0%,#FF3D7F 100%);box-shadow:0 8px 20px rgba(122,92,255,.3);}
.scene-icon.i-lemon{background:linear-gradient(135deg,#FFD166 0%,#FF5A2B 100%);box-shadow:0 8px 20px rgba(255,209,102,.34);}
.scene-icon svg{width:22px;height:22px;}
.scene-card h3{font-size:1.08rem;margin-bottom:8px;}
.scene-card p{color:var(--t2);font-size:14.6px;line-height:1.8;}

/* ============ 流程 ============ */
.step-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:640px){.step-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.step-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.step-card{
  position:relative;padding:26px 22px 24px;border-radius:var(--r-lg);
  background:rgba(255,255,255,.06);border:1px solid var(--border-dark);
  transition:background .28s ease,transform .28s ease;
}
.step-card:hover{background:rgba(255,255,255,.11);transform:translateY(-4px);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;margin-bottom:16px;
  background:var(--grad-brand);color:#fff;font-weight:800;font-size:15px;
}
.step-card h3{font-size:1.06rem;margin-bottom:8px;color:#fff;}
.step-card p{color:rgba(255,255,255,.72);font-size:14.6px;line-height:1.8;}

/* ============ 口碑 ============ */
.quote-track{
  display:flex;gap:18px;overflow-x:auto;padding:6px 4px 20px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.quote-track::-webkit-scrollbar{height:6px;}
.quote-track::-webkit-scrollbar-thumb{background:rgba(27,26,34,.18);border-radius:99px;}
.quote-card{
  flex:0 0 84%;scroll-snap-align:start;
  padding:24px 22px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--border);box-shadow:var(--sh-card);
}
@media(min-width:768px){.quote-card{flex:0 0 46%;}}
@media(min-width:1024px){.quote-card{flex:0 0 32%;}}
.quote-card:nth-child(2n){background:linear-gradient(135deg,#FFF7F3 0%,#F4F2FF 100%);}
.quote-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad-cyan);color:#fff;font-weight:800;font-size:15px;flex-shrink:0;
}
.quote-head b{display:block;font-size:15px;}
.quote-head span{font-size:12.5px;color:var(--t3);}
.stars{display:flex;gap:3px;margin-bottom:10px;}
.stars svg{width:15px;height:15px;color:var(--lemon);}
.quote-card p{color:var(--t2);font-size:14.8px;line-height:1.82;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}

/* ============ FAQ ============ */
.faq-narrow{max-width:860px;margin:0 auto;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  border-radius:var(--r-lg);border:1px solid var(--border);background:#fff;
  box-shadow:var(--sh-card);overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.faq-item:hover{border-color:rgba(255,90,43,.4);}
.faq-item.is-open{border-color:rgba(255,90,43,.42);background:linear-gradient(135deg,#FFF8F4 0%,#F7F5FF 100%);box-shadow:var(--sh-hover);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:16.2px;font-weight:700;color:var(--t1);min-height:44px;
}
.faq-icon{
  flex:0 0 auto;position:relative;width:26px;height:26px;border-radius:50%;
  background:rgba(255,90,43,.12);border:1px solid rgba(255,90,43,.28);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--orange);border-radius:2px;
  transform:translate(-50%,-50%);transition:opacity .2s ease,transform .2s ease;
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;}
.faq-item.is-open .faq-icon::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a-inner{padding:0 22px 22px;color:var(--t2);font-size:15.2px;line-height:1.88;}
.faq-item.is-open .faq-a{max-height:360px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;
  padding:clamp(34px,5vw,56px) clamp(24px,4vw,48px);
  background:var(--grad-brand);color:#fff;
  box-shadow:0 24px 60px rgba(255,90,43,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:24px;align-items:center;}
@media(min-width:900px){.cta-inner{grid-template-columns:1.35fr .65fr;}}
.cta-inner h2{font-size:clamp(1.45rem,2.5vw,2rem);margin-bottom:12px;color:#fff;}
.cta-inner p{color:rgba(255,255,255,.88);font-size:15.6px;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
@media(min-width:900px){.cta-actions{justify-content:flex-end;}}
.cta-actions .btn-soft{background:#fff;border-color:#fff;color:var(--orange);}
.cta-actions .btn-soft:hover{color:var(--orange);box-shadow:0 14px 30px rgba(20,18,26,.22);}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.7);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:clamp(48px,6vw,72px) 0 26px;margin-top:var(--sec);}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:11px;}
.footer-desc{font-size:14.4px;line-height:1.85;color:rgba(255,255,255,.66);max-width:360px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14.4px;color:rgba(255,255,255,.66);}
.footer-links a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13.2px;color:rgba(255,255,255,.52);
}

/* ============ 其它 ============ */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:0 18px;
  border-radius:var(--pill);background:#fff;border:1px solid var(--border-2);
  font-size:14px;font-weight:600;color:var(--t2);
  transition:all .22s ease;
}
.chip:hover{border-color:rgba(255,90,43,.55);color:var(--orange);transform:translateY(-2px);}
.chip.is-on{background:var(--grad-brand);border-color:transparent;color:#fff;box-shadow:0 10px 24px rgba(255,90,43,.28);}
.mini-feature{display:grid;grid-template-columns:1fr;gap:22px;align-items:center;}
@media(min-width:900px){.mini-feature{grid-template-columns:1.05fr .95fr;gap:38px;}}
.mini-feature-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);border:1px solid var(--border);}
.mini-feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.mini-feature h2{font-size:clamp(1.45rem,2.4vw,2rem);margin-bottom:14px;}
.mini-feature p{color:var(--t2);font-size:15.6px;margin-bottom:14px;}
.tick-list{display:flex;flex-direction:column;gap:11px;margin-top:6px;}
.tick-list li{display:flex;gap:11px;align-items:flex-start;color:var(--t2);font-size:15px;}
.tick-list .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;margin-top:4px;
  display:grid;place-items:center;background:rgba(18,214,192,.14);color:#0FA99A;
}
.tick-list .tick svg{width:12px;height:12px;}

/* roulang page: category3 */
:root{
  --brand:#FF5A2B;
  --brand-2:#FF3D7F;
  --brand-3:#7A5CFF;
  --teal:#12D6C0;
  --yellow:#FFD166;
  --ink:#1B1A22;
  --ink-2:#5B5766;
  --ink-3:#8C8794;
  --dark:#14121A;
  --dark-2:#1E1B26;
  --dark-3:#272233;
  --light:#F7F5F2;
  --card:#FFFFFF;
  --line:rgba(27,26,34,.08);
  --line-dark:rgba(255,255,255,.14);
  --grad:linear-gradient(135deg,#FF5A2B 0%,#FF3D7F 52%,#7A5CFF 100%);
  --grad-2:linear-gradient(120deg,#12D6C0 0%,#7A5CFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh-1:0 12px 32px rgba(20,18,26,.10);
  --sh-2:0 18px 46px rgba(20,18,26,.16);
  --sh-glass:0 8px 28px rgba(20,18,26,.12);
  --t-fast:.22s ease;
  --t-base:.3s cubic-bezier(.22,.68,.32,1);
}

*,*::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","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;line-height:1.25;color:inherit;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
input,textarea,select{font-family:inherit;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 16px;
}
@media (min-width:640px){.container{padding:0 24px;}}
@media (min-width:1024px){.container{padding:0 32px;}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  background:rgba(20,18,26,.42);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background var(--t-base),box-shadow var(--t-base),border-color var(--t-base);
}
.site-header.is-scrolled{
  background:rgba(20,18,26,.95);
  box-shadow:0 8px 28px rgba(20,18,26,.3);
  border-bottom-color:rgba(255,255,255,.08);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  padding-top:16px;
  padding-bottom:16px;
  transition:padding var(--t-base);
}
.site-header.is-scrolled .header-inner{padding-top:10px;padding-bottom:10px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:#fff;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);
  box-shadow:0 8px 20px rgba(255,90,43,.36);
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{font-size:1.15rem;font-weight:800;letter-spacing:.02em;}
.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
}
.nav-menu a{
  position:relative;
  display:inline-block;
  padding:9px 14px;
  border-radius:999px;
  font-size:.94rem;
  font-weight:600;
  color:rgba(255,255,255,.78);
  transition:color var(--t-fast),background var(--t-fast);
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-menu a.is-active{color:#fff;background:rgba(255,255,255,.16);}
.nav-menu a.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:3px;background:var(--grad-2);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-search{position:relative;}
.nav-search input{
  width:200px;height:42px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:.9rem;
  transition:border-color var(--t-fast),background var(--t-fast),width var(--t-base);
}
.nav-search input::placeholder{color:rgba(255,255,255,.55);}
.nav-search input:focus{
  outline:none;
  border-color:var(--teal);
  background:rgba(255,255,255,.14);
  width:230px;
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.1);
  color:#fff;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:background var(--t-fast);
}
.nav-toggle:hover{background:rgba(255,255,255,.2);}
.nav-toggle svg{width:20px;height:20px;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;z-index:70;
  background:rgba(10,8,14,.62);
  opacity:0;pointer-events:none;
  transition:opacity var(--t-base);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer{
  position:fixed;top:0;right:0;z-index:80;
  width:min(330px,86vw);
  height:100%;
  padding:26px 22px 34px;
  background:var(--dark-2);
  border-left:1px solid var(--line-dark);
  transform:translateX(105%);
  transition:transform var(--t-base);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-title{color:#fff;font-weight:800;font-size:1.05rem;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line-dark);
  background:transparent;color:#fff;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-links{display:flex;flex-direction:column;gap:6px;}
.drawer-links a{
  padding:13px 14px;
  border-radius:14px;
  color:rgba(255,255,255,.8);
  font-weight:600;
  transition:background var(--t-fast),color var(--t-fast);
}
.drawer-links a:hover,
.drawer-links a.is-active{background:rgba(255,255,255,.12);color:#fff;}
.drawer-search{margin-top:22px;}
.drawer-search input{
  width:100%;height:48px;padding:0 16px;
  border-radius:14px;
  border:1px solid var(--line-dark);
  background:rgba(255,255,255,.07);
  color:#fff;font-size:.92rem;
}
.drawer-search input::placeholder{color:rgba(255,255,255,.5);}
.drawer-search input:focus{outline:none;border-color:var(--teal);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;
  padding:0 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:.95rem;
  font-weight:700;
  cursor:pointer;
  transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),border-color var(--t-fast),color var(--t-fast);
}
.btn:active{transform:scale(.98);}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 26px rgba(255,90,43,.32);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 36px rgba(255,90,43,.42);
  background-size:120% 120%;
}
.btn-ghost{
  border-color:rgba(255,255,255,.5);
  color:#fff;
  background:rgba(255,255,255,.06);
}
.btn-ghost:hover{transform:translateY(-2px);background:rgba(255,255,255,.16);}
.btn-outline{
  border-color:rgba(27,26,34,.16);
  background:#fff;
  color:var(--ink);
}
.btn-outline:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand);box-shadow:var(--sh-1);}
.btn-sm{min-height:42px;padding:0 18px;font-size:.88rem;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:700;font-size:.9rem;color:var(--brand);
  transition:gap var(--t-fast),color var(--t-fast);
}
.link-arrow:hover{gap:11px;color:var(--brand-2);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:168px 0 88px;
  background:var(--dark);
  color:#fff;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;
  background-position:center;
  opacity:.3;
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,90,43,.42) 0%,rgba(255,61,127,.26) 45%,rgba(122,92,255,.44) 100%);
}
.hero-grid-deco{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 60% 40%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 60% 40%,#000 0%,transparent 78%);
}
.hero-inner{position:relative;z-index:3;}
.hero-copy{padding-right:8px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;
  border-radius:999px;
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.04em;
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.1);
  color:#fff;
}
.chip-glow::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--teal);
  box-shadow:0 0 0 4px rgba(18,214,192,.22);
}
.hero h1{
  margin-top:20px;
  font-size:clamp(2rem,4.6vw,3.4rem);
  line-height:1.18;
  font-weight:800;
  letter-spacing:-.01em;
}
.hero-sub{
  margin-top:18px;
  max-width:580px;
  font-size:1.03rem;
  line-height:1.9;
  color:rgba(255,255,255,.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-points{
  display:flex;flex-wrap:wrap;gap:12px 26px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.16);
}
.hero-points li{
  display:flex;align-items:center;gap:9px;
  font-size:.9rem;
  color:rgba(255,255,255,.82);
}
.hero-points li svg{width:17px;height:17px;flex:0 0 auto;color:var(--teal);}

.hero-visual{position:relative;}
.hero-shot{
  position:relative;
  border-radius:26px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 26px 60px rgba(10,8,14,.5);
}
.hero-shot img{
  width:100%;
  aspect-ratio:9/14;
  object-fit:cover;
}
.hero-shot figcaption{
  position:absolute;left:16px;right:16px;bottom:16px;
  display:flex;align-items:center;gap:9px;
  padding:12px 15px;
  border-radius:16px;
  background:rgba(20,18,26,.7);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.16);
  font-size:.86rem;
  font-weight:600;
}
.live-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--brand-2);
  box-shadow:0 0 0 4px rgba(255,61,127,.25);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.55;transform:scale(.82);}
}
.hero-mini{
  position:absolute;
  left:-18px;
  bottom:56px;
  display:flex;flex-direction:column;gap:2px;
  padding:14px 20px;
  border-radius:18px;
  background:rgba(255,255,255,.96);
  color:var(--ink);
  box-shadow:0 18px 40px rgba(10,8,14,.36);
}
.hero-mini strong{font-size:1.2rem;font-weight:800;color:var(--brand);}
.hero-mini span{font-size:.8rem;color:var(--ink-2);}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-dark{background:var(--dark);color:#fff;}
.section-dark .section-head p{color:rgba(255,255,255,.72);}
.section-head{max-width:760px;margin-bottom:30px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;
  font-weight:800;
  letter-spacing:.08em;
  color:var(--brand);
  text-transform:uppercase;
}
.section-dark .eyebrow{color:var(--teal);}
.section-head h2{
  margin-top:12px;
  font-size:clamp(1.5rem,2.6vw,2.15rem);
  line-height:1.28;
}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:1rem;}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  padding:14px 18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--sh-1);
  margin-bottom:32px;
}
.filter-tabs{display:flex;gap:8px;flex-wrap:wrap;}
.tab{
  min-height:42px;
  padding:0 20px;
  border-radius:999px;
  border:1px solid rgba(27,26,34,.1);
  background:#fff;
  color:var(--ink-2);
  font-size:.9rem;
  font-weight:700;
  cursor:pointer;
  transition:all var(--t-fast);
}
.tab:hover{border-color:var(--brand);color:var(--brand);}
.tab.is-active{
  background:var(--grad);
  border-color:transparent;
  color:#fff;
  box-shadow:0 8px 20px rgba(255,90,43,.3);
}
.filter-chips{display:flex;gap:8px;flex-wrap:wrap;}
.chip-item{
  min-height:38px;
  padding:0 15px;
  display:inline-flex;align-items:center;
  border-radius:999px;
  border:1px solid rgba(27,26,34,.1);
  background:var(--light);
  color:var(--ink-2);
  font-size:.84rem;
  font-weight:600;
  cursor:pointer;
  transition:all var(--t-fast);
}
.chip-item:hover{border-color:var(--teal);color:var(--ink);}
.chip-item.is-active{background:rgba(18,214,192,.14);border-color:var(--teal);color:#0b7a6e;}

/* ---------- 瀑布流 ---------- */
.masonry{
  columns:2;
  column-gap:24px;
}
@media (max-width:768px){.masonry{columns:1;}}
.schedule-card{
  break-inside:avoid;
  margin-bottom:24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform var(--t-base),box-shadow var(--t-base);
}
.schedule-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.card-media{position:relative;overflow:hidden;}
.card-media img{width:100%;object-fit:cover;transition:transform .6s ease;}
.card-media.h-tall img{height:320px;}
.card-media.h-mid img{height:230px;}
.card-media.h-low img{height:180px;}
.schedule-card:hover .card-media img{transform:scale(1.04);}
.badge{
  position:absolute;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;
  border-radius:999px;
  font-size:.74rem;
  font-weight:700;
  letter-spacing:.02em;
}
.badge-time{
  left:14px;bottom:14px;
  background:rgba(20,18,26,.74);
  color:#fff;
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.badge-hot{
  right:14px;top:14px;
  background:var(--grad);
  color:#fff;
  box-shadow:0 8px 18px rgba(255,61,127,.34);
}
.badge-hot::before{
  content:"";width:6px;height:6px;border-radius:50%;background:#fff;
  animation:pulse 1.6s infinite;
}
.badge-soft{
  right:14px;top:14px;
  background:rgba(255,209,102,.92);
  color:#5a3c00;
}
.card-body{padding:22px 22px 24px;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;
  border-radius:999px;
  font-size:.73rem;
  font-weight:700;
  letter-spacing:.02em;
  background:var(--light);
  color:var(--ink-2);
  border:1px solid rgba(27,26,34,.06);
}
.tag-brand{background:rgba(255,90,43,.12);color:#c03a11;border-color:rgba(255,90,43,.18);}
.tag-teal{background:rgba(18,214,192,.14);color:#0b7a6e;border-color:rgba(18,214,192,.24);}
.tag-purple{background:rgba(122,92,255,.12);color:#4a35b8;border-color:rgba(122,92,255,.2);}
.card-body h3{
  font-size:1.15rem;
  line-height:1.45;
  margin-bottom:10px;
}
.card-body p{color:var(--ink-2);font-size:.92rem;line-height:1.8;}
.card-meta{
  display:flex;flex-wrap:wrap;gap:8px 18px;
  margin:16px 0 14px;
  padding-top:14px;
  border-top:1px dashed rgba(27,26,34,.12);
  font-size:.82rem;
  color:var(--ink-3);
}
.card-meta span{display:inline-flex;align-items:center;gap:6px;}
.card-meta svg{width:14px;height:14px;color:var(--brand-3);}

/* ---------- 横向轨道 ---------- */
.rail{
  display:flex;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 20px;
  -webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:rgba(27,26,34,.16);border-radius:99px;}
.rail-item{
  flex:0 0 auto;
  width:290px;
  scroll-snap-align:start;
  background:var(--dark-2);
  border:1px solid var(--line-dark);
  border-radius:20px;
  padding:22px;
  color:#fff;
  transition:transform var(--t-base),border-color var(--t-base);
}
.rail-item:hover{transform:translateY(-4px);border-color:rgba(18,214,192,.5);}
.rail-item time{
  display:inline-block;
  font-size:.78rem;
  font-weight:700;
  color:var(--teal);
  letter-spacing:.04em;
}
.rail-item h3{margin-top:10px;font-size:1.05rem;line-height:1.5;}
.rail-item p{margin-top:10px;font-size:.86rem;color:rgba(255,255,255,.68);line-height:1.75;}
.rail-bar{
  margin-top:16px;
  height:6px;
  border-radius:99px;
  background:rgba(255,255,255,.12);
  overflow:hidden;
}
.rail-bar span{display:block;height:100%;border-radius:99px;background:var(--grad-2);}

/* ---------- 三步流程 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
@media (max-width:1024px){.steps{grid-template-columns:1fr 1fr;}}
@media (max-width:640px){.steps{grid-template-columns:1fr;}}
.step-card{
  position:relative;
  padding:30px 26px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform var(--t-base),box-shadow var(--t-base);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;
  border-radius:14px;
  background:var(--grad-2);
  color:#fff;
  font-weight:800;
  font-size:1rem;
  box-shadow:0 10px 22px rgba(18,214,192,.28);
}
.step-card h3{margin-top:18px;font-size:1.1rem;}
.step-card p{margin-top:10px;color:var(--ink-2);font-size:.92rem;line-height:1.8;}
.step-card ul{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.step-card ul li{
  display:flex;gap:9px;align-items:flex-start;
  font-size:.86rem;color:var(--ink-2);
}
.step-card ul li::before{
  content:"";flex:0 0 auto;margin-top:9px;
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}

/* ---------- 数据徽章带 ---------- */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:8px;
}
@media (max-width:1024px){.stat-strip{grid-template-columns:1fr 1fr;}}
.stat{
  display:flex;flex-direction:column;gap:4px;
  padding:22px 24px;
  border-radius:20px;
  background:rgba(255,255,255,.07);
  border:1px solid var(--line-dark);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.stat strong{
  font-size:1.75rem;
  font-weight:800;
  background:var(--grad-2);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat span{font-size:.86rem;color:rgba(255,255,255,.7);}
.stat em{
  font-style:normal;
  display:inline-flex;align-items:center;gap:6px;
  font-size:.75rem;color:var(--teal);
}
.stat em::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--teal);box-shadow:0 0 8px var(--teal);
}

/* ---------- 时区说明 ---------- */
.note-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:28px;
  align-items:start;
}
@media (max-width:900px){.note-grid{grid-template-columns:1fr;}}
.note-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--sh-1);
}
.note-panel h3{font-size:1.25rem;}
.note-panel > p{margin-top:14px;color:var(--ink-2);font-size:.95rem;}
.note-list{margin-top:20px;display:flex;flex-direction:column;gap:16px;}
.note-list li{
  display:flex;gap:14px;
  padding-bottom:16px;
  border-bottom:1px dashed rgba(27,26,34,.12);
}
.note-list li:last-child{border-bottom:0;padding-bottom:0;}
.note-ico{
  flex:0 0 auto;
  width:40px;height:40px;
  border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(122,92,255,.12);
  color:var(--brand-3);
}
.note-ico svg{width:19px;height:19px;}
.note-list h4{font-size:.98rem;}
.note-list span{display:block;margin-top:5px;font-size:.87rem;color:var(--ink-2);}
.aside-card{
  background:var(--dark-2);
  color:#fff;
  border-radius:var(--r-lg);
  padding:32px;
  border:1px solid var(--line-dark);
}
.aside-card h3{font-size:1.2rem;}
.aside-card p{margin-top:14px;font-size:.92rem;color:rgba(255,255,255,.72);}
.aside-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.aside-badges span{
  padding:7px 14px;
  border-radius:999px;
  font-size:.78rem;
  font-weight:700;
  background:rgba(255,255,255,.1);
  border:1px solid var(--line-dark);
}
.aside-card .btn{margin-top:26px;width:100%;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.faq-item:hover{border-color:rgba(122,92,255,.35);}
.faq-item[open]{
  background:linear-gradient(180deg,#FFFFFF 0%,#FFF7F3 100%);
  box-shadow:var(--sh-1);
}
.faq-item summary{
  position:relative;
  list-style:none;
  cursor:pointer;
  padding:20px 60px 20px 24px;
  font-weight:700;
  font-size:1rem;
  line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:22px;top:50%;
  transform:translateY(-50%);
  width:28px;height:28px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(255,90,43,.12);
  color:var(--brand);
  font-size:1.05rem;
  font-weight:800;
  transition:transform var(--t-fast),background var(--t-fast);
}
.faq-item[open] summary::after{
  content:"–";
  background:var(--grad);
  color:#fff;
}
.faq-body{padding:0 24px 22px;color:var(--ink-2);font-size:.93rem;line-height:1.85;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  padding:52px 48px;
  background:var(--grad);
  color:#fff;
  display:flex;
  flex-wrap:wrap;
  gap:28px;
  align-items:center;
  justify-content:space-between;
  box-shadow:0 24px 56px rgba(255,61,127,.28);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:280px;height:280px;
  border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-copy{position:relative;z-index:2;max-width:620px;}
.cta-copy h2{font-size:clamp(1.4rem,2.4vw,2rem);line-height:1.3;}
.cta-copy p{margin-top:14px;font-size:.96rem;color:rgba(255,255,255,.86);}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;}
.cta-actions .btn-ghost:hover{background:#fff;color:var(--brand);border-color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.72);
  padding:72px 0 32px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;
  padding-bottom:42px;
  border-bottom:1px solid var(--line-dark);
}
@media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr;gap:30px;}}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;
  font-size:1.12rem;
  font-weight:800;
}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:11px;}
.footer-desc{margin-top:16px;font-size:.88rem;line-height:1.85;color:rgba(255,255,255,.6);max-width:330px;}
.footer-title{color:#fff;font-size:.95rem;margin-bottom:18px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  font-size:.88rem;
  color:rgba(255,255,255,.64);
  transition:color var(--t-fast),transform var(--t-fast);
}
.footer-links a:hover{color:var(--teal);transform:translateX(3px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  padding-top:26px;
  font-size:.82rem;
  color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1140px){
  .nav-menu a{padding:9px 10px;font-size:.88rem;}
  .nav-search input{width:168px;}
}
@media (max-width:1024px){
  .nav-menu{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero{padding:140px 0 70px;}
  .hero-visual{margin-top:44px;}
  .hero-mini{left:12px;bottom:22px;}
}
@media (max-width:768px){
  .section{padding:62px 0;}
  .section-tight{padding:48px 0;}
  .hero h1{font-size:clamp(1.75rem,7vw,2.4rem);}
  .hero-actions .btn{width:100%;}
  .filter-bar{flex-direction:column;align-items:stretch;}
  .filter-tabs,.filter-chips{justify-content:flex-start;}
  .cta-band{padding:36px 26px;border-radius:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .note-panel,.aside-card{padding:24px;border-radius:20px;}
}
@media (max-width:520px){
  body{font-size:15.5px;}
  .brand-text{font-size:1.02rem;}
  .card-body{padding:18px;}
  .hero-points{gap:10px 18px;}
  .hero-mini{padding:12px 16px;}
  .hero-mini strong{font-size:1.05rem;}
  .stat-strip{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category4 */
:root{
  --coral:#FF5A2B;
  --coral-2:#FF3D7F;
  --cyan:#12D6C0;
  --violet:#7A5CFF;
  --lemon:#FFD166;
  --ink:#1B1A22;
  --ink-2:#5B5766;
  --ink-3:#8C8794;
  --bg:#F7F5F2;
  --card:#FFFFFF;
  --dark:#14121A;
  --dark-2:#1E1B26;
  --line:rgba(27,26,34,.08);
  --line-2:rgba(27,26,34,.14);
  --line-dark:rgba(255,255,255,.14);
  --grad:linear-gradient(135deg,#FF5A2B 0%,#FF3D7F 52%,#7A5CFF 100%);
  --grad-2:linear-gradient(120deg,#12D6C0 0%,#7A5CFF 100%);
  --shadow-sm:0 6px 18px rgba(20,18,26,.06);
  --shadow:0 12px 32px rgba(20,18,26,.10);
  --shadow-lg:0 18px 46px rgba(20,18,26,.16);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --gap:24px;
}
*,*::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","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--coral);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:0;}
p{margin:0;}
button,input,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.container-narrow{width:100%;max-width:820px;margin:0 auto;padding:0 20px;}
.section{padding:72px 0;}
.section-alt{background:#FFFFFF;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
  color:var(--coral);
  background:rgba(255,90,43,.10);
  border:1px solid rgba(255,90,43,.18);
  padding:5px 12px;border-radius:var(--pill);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(18,214,192,.18);}
.sec-head{max-width:720px;margin-bottom:28px;}
.sec-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:750;margin:14px 0 12px;}
.sec-head p{color:var(--ink-2);font-size:16px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--pill);
  font-weight:700;font-size:15px;letter-spacing:.01em;
  transition:transform .22s ease,box-shadow .22s ease,background-position .4s ease,color .2s ease,border-color .2s ease;
  border:1px solid transparent;
}
.btn-primary{background:var(--grad);background-size:160% 160%;color:#fff;box-shadow:0 12px 28px rgba(255,90,43,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg);background-position:80% 50%;}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.08);backdrop-filter:blur(8px);}
.btn-ghost:hover{color:#fff;border-color:var(--cyan);transform:translateY(-2px);}
.btn-outline{border-color:var(--line-2);color:var(--ink);background:#fff;}
.btn-outline:hover{color:var(--coral);border-color:var(--coral);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px;}
.btn:active{transform:scale(.98);}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(20,18,26,.42);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.10);
  transition:background .3s ease,box-shadow .3s ease,padding .3s ease;
}
.site-header.is-scrolled{
  background:rgba(20,18,26,.94);
  box-shadow:0 8px 28px rgba(20,18,26,.32);
}
.header-inner{
  display:flex;align-items:center;gap:22px;
  min-height:72px;
  transition:min-height .3s ease;
}
.site-header.is-scrolled .header-inner{min-height:62px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;flex:0 0 auto;}
.brand:hover{color:#fff;opacity:.9;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);box-shadow:0 8px 18px rgba(255,90,43,.35);
}
.brand-mark svg{width:19px;height:19px;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-menu a{
  position:relative;
  padding:9px 14px;border-radius:var(--pill);
  font-size:14.5px;font-weight:600;color:rgba(255,255,255,.78);
  white-space:nowrap;
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.10);}
.nav-menu a.is-active{color:#fff;background:rgba(255,255,255,.14);}
.nav-menu a.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--cyan);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(255,255,255,.22);
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--dark);
  padding:150px 0 84px;
  color:#fff;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.42;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 380px at 16% 12%,rgba(255,90,43,.42),transparent 62%),
    radial-gradient(520px 420px at 84% 78%,rgba(18,214,192,.30),transparent 66%),
    radial-gradient(700px 500px at 62% 8%,rgba(122,92,255,.30),transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,18,26,.72) 0%,rgba(20,18,26,.86) 62%,var(--dark) 100%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.hero h1{
  font-size:clamp(1.95rem,4.4vw,3.15rem);
  line-height:1.2;font-weight:800;
  margin:18px 0 18px;
  max-width:15em;
}
.hero h1 .hl{
  background:linear-gradient(120deg,#12D6C0 0%,#FFD166 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  color:rgba(255,255,255,.76);
  font-size:clamp(1rem,1.4vw,1.1rem);
  max-width:600px;
}
.search-shell{
  margin-top:30px;max-width:660px;
  background:rgba(255,255,255,.96);
  border-radius:var(--pill);
  padding:7px 7px 7px 20px;
  display:flex;align-items:center;gap:12px;
  box-shadow:0 18px 46px rgba(20,18,26,.34);
}
.search-shell .search-icon{flex:0 0 auto;color:var(--ink-3);display:inline-flex;}
.search-shell input{
  flex:1 1 auto;border:0;background:transparent;height:46px;
  font-size:15.5px;color:var(--ink);min-width:0;
}
.search-shell input::placeholder{color:var(--ink-3);}
.search-shell input:focus{outline:none;}
.search-shell .btn{flex:0 0 auto;min-height:44px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;border-radius:var(--pill);
  font-size:13.5px;font-weight:600;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  transition:background .22s ease,transform .22s ease,border-color .22s ease;
}
.chip:hover{color:#fff;background:rgba(18,214,192,.20);border-color:rgba(18,214,192,.55);transform:translateY(-2px);}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-badge{
  display:flex;align-items:center;gap:10px;
  padding:12px 18px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.07);
  border:1px solid var(--line-dark);
}
.hero-badge b{font-size:18px;font-weight:800;color:#fff;}
.hero-badge span{font-size:13px;color:rgba(255,255,255,.66);}
.hero-badge .spark{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(18,214,192,.20);}

/* ---------- 分区导航标签 ---------- */
.topic-bar{
  display:flex;flex-wrap:wrap;gap:12px;
  padding:8px 0 4px;
}
.topic-tab{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 20px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);
  font-size:14.5px;font-weight:700;color:var(--ink);
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,color .2s ease;
}
.topic-tab i{width:8px;height:8px;border-radius:50%;background:var(--grad-2);display:inline-block;}
.topic-tab:hover{color:var(--coral);border-color:rgba(255,90,43,.35);transform:translateY(-2px);box-shadow:var(--shadow);}

/* ---------- FAQ ---------- */
.faq-group{margin-bottom:38px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-head{
  display:flex;align-items:center;gap:12px;
  margin-bottom:14px;
}
.faq-group-head .num{
  flex:0 0 auto;width:36px;height:36px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-2);color:#fff;font-weight:800;font-size:15px;
}
.faq-group-head h3{font-size:1.2rem;font-weight:750;}
.faq-group-head p{font-size:13.5px;color:var(--ink-3);}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;box-shadow:var(--shadow-sm);
  transition:box-shadow .24s ease,border-color .24s ease;
  overflow:hidden;
}
.faq-item:hover{box-shadow:var(--shadow);border-color:var(--line-2);}
.faq-item[open]{
  border-color:rgba(255,90,43,.28);
  box-shadow:var(--shadow);
  background:linear-gradient(180deg,#FFFFFF 0%,#FFF6F2 100%);
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:flex-start;gap:14px;
  padding:18px 20px;
  font-size:16px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  margin-left:auto;flex:0 0 auto;
  width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;line-height:1;
  color:var(--coral);background:rgba(255,90,43,.10);
  transition:transform .24s ease,background .24s ease,color .24s ease;
}
.faq-item[open] summary::after{
  content:"−";
  background:var(--grad);color:#fff;transform:rotate(180deg);
}
.faq-item .faq-a{
  padding:0 20px 20px 20px;
  color:var(--ink-2);font-size:15.5px;line-height:1.9;
  border-top:1px dashed rgba(27,26,34,.10);
  margin:0 20px;
  padding:16px 0 20px;
}
.faq-item .faq-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;
}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:var(--pill);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(122,92,255,.10);color:#5b45cc;
}
.tag.tag-cyan{background:rgba(18,214,192,.14);color:#0a8f81;}
.tag.tag-warm{background:rgba(255,90,43,.12);color:#d4491f;}

/* ---------- 高赞问答 ---------- */
.pick-list{display:flex;flex-direction:column;gap:16px;}
.pick-item{
  display:flex;gap:18px;align-items:stretch;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px;box-shadow:var(--shadow-sm);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.pick-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(18,214,192,.35);}
.pick-thumb{
  flex:0 0 132px;border-radius:14px;overflow:hidden;position:relative;
  background:var(--dark-2);
}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.pick-item:hover .pick-thumb img{transform:scale(1.05);}
.pick-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;}
.pick-body h3{font-size:16.5px;font-weight:750;line-height:1.5;margin-bottom:8px;}
.pick-body h3 a:hover{color:var(--coral);}
.pick-body p{font-size:14.5px;color:var(--ink-2);margin-bottom:12px;}
.pick-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:auto;font-size:12.5px;color:var(--ink-3);}
.pick-foot .dot-sep{width:4px;height:4px;border-radius:50%;background:var(--line-2);}
.badge-float{
  position:absolute;left:8px;bottom:8px;
  padding:3px 9px;border-radius:var(--pill);
  background:rgba(20,18,26,.78);color:#fff;font-size:11.5px;font-weight:700;
  backdrop-filter:blur(4px);
}

/* ---------- 数据带 ---------- */
.stat-band{
  background:var(--dark);border-radius:var(--r-lg);
  padding:34px 28px;color:#fff;position:relative;overflow:hidden;
}
.stat-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(420px 240px at 88% 10%,rgba(122,92,255,.36),transparent 68%),
             radial-gradient(360px 220px at 8% 90%,rgba(255,90,43,.34),transparent 70%);
}
.stat-grid{position:relative;z-index:2;display:grid;gap:16px;grid-template-columns:repeat(4,1fr);}
.stat-card{
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-dark);
  border-radius:var(--r-sm);
  padding:18px 16px;
}
.stat-card b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.2;}
.stat-card span{font-size:13px;color:rgba(255,255,255,.66);}
.stat-card .bar{height:4px;border-radius:4px;background:var(--grad-2);margin-top:12px;width:60%;}

/* ---------- 步骤 ---------- */
.steps{display:grid;gap:18px;grid-template-columns:repeat(3,1fr);}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--shadow-sm);
  transition:transform .24s ease,box-shadow .24s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.step .idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:14px;
  background:var(--grad);color:#fff;font-weight:800;font-size:16px;
  margin-bottom:14px;box-shadow:0 10px 22px rgba(255,90,43,.26);
}
.step h3{font-size:1.08rem;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--ink-2);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--grad);
  padding:44px 38px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  box-shadow:0 22px 52px rgba(255,90,43,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.16);
}
.cta-band h2{font-size:clamp(1.35rem,2.3vw,1.9rem);margin-bottom:10px;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.88);max-width:560px;position:relative;z-index:2;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-actions .btn-outline{background:rgba(255,255,255,.94);border-color:transparent;color:var(--ink);}
.cta-actions .btn-outline:hover{color:var(--coral);}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.6);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px;}
.footer-title{font-size:14px;font-weight:750;color:#fff;margin-bottom:14px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-links a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .nav-menu{
    position:fixed;top:72px;right:14px;left:14px;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(20,18,26,.97);
    border:1px solid var(--line-dark);
    border-radius:var(--r-md);
    padding:14px;
    box-shadow:var(--shadow-lg);
    display:none;
  }
  .nav-menu.is-open{display:flex;}
  .nav-menu a{padding:12px 14px;font-size:15px;}
  .nav-toggle{display:inline-flex;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:126px 0 66px;}
  .search-shell{flex-wrap:wrap;border-radius:var(--r-md);padding:12px;}
  .search-shell input{flex:1 1 100%;height:42px;padding:0 6px;}
  .search-shell .btn{width:100%;}
  .pick-item{flex-direction:column;}
  .pick-thumb{flex:none;width:100%;height:170px;}
  .cta-band{padding:34px 24px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media screen and (max-width:520px){
  body{font-size:16px;}
  .header-inner{gap:12px;}
  .brand{font-size:16.5px;}
  .header-actions .btn-sm{padding:0 14px;font-size:13.5px;}
  .stat-grid{grid-template-columns:1fr;gap:12px;}
  .faq-item summary{font-size:15px;padding:16px;}
  .faq-item .faq-a{margin:0 16px;padding:14px 0 18px;}
  .hero-badges{gap:10px;}
  .hero-badge{flex:1 1 100%;}
}