/* roulang page: index */
:root{
  --bg:#F7F1E5;
  --bg-soft:#FFFDF8;
  --ink:#19181F;
  --muted:#625E6C;
  --line:#E6DDCD;
  --yellow:#F6C916;
  --yellow-deep:#F0B90B;
  --orange:#F25C3D;
  --green:#00A878;
  --white:#FFFDF8;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 8px 24px rgba(25,24,31,.05);
  --shadow-lg:0 18px 44px rgba(25,24,31,.12);
  --space-section:96px;
  --space-mobile:64px;
  --font-num:"DIN Alternate","Bahnschrift","Arial Narrow",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input{font:inherit;color:inherit}
button{background:none;border:none;cursor:pointer}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--space-section) 0}
.section-head{
  display:flex;
  gap:20px;
  flex-wrap:wrap;
  align-items:end;
  justify-content:space-between;
  margin-bottom:36px;
}
.section-head .kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:800;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--orange);
  text-transform:uppercase;
}
.section-head .kicker::before{
  content:"";
  width:10px;height:10px;
  background:var(--yellow);
  border:2px solid var(--ink);
  display:inline-block;
}
.section-title{
  font-size:clamp(1.8rem,3vw + .6rem,2.9rem);
  line-height:1.25;
  letter-spacing:-.02em;
  margin-top:8px;
}
.section-desc{
  color:var(--muted);
  max-width:640px;
  margin-top:10px;
  font-size:16px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:2px solid var(--ink);
  border-radius:12px;
  padding:12px 22px;
  font-weight:800;
  font-size:15px;
  line-height:1.2;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  box-shadow:0 3px 0 var(--ink);
}
.btn:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.btn:hover{transform:translateY(-2px);box-shadow:0 6px 0 var(--ink)}
.btn:active{transform:translateY(3px);box-shadow:none}
.btn-yellow{background:var(--yellow)}
.btn-yellow:hover{background:#FFD84A}
.btn-light{background:rgba(255,255,255,.7);backdrop-filter:blur(6px)}
.btn-light:hover{background:#fff}
.btn-dark{background:var(--ink);color:var(--white);border-color:var(--ink)}
.btn-dark:hover{background:#2C2B33}
.btn-sm{padding:8px 16px;font-size:14px}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-radius:var(--radius-pill);
  padding:7px 14px;
  background:var(--bg-soft);
  border:1px solid var(--line);
  font-size:13px;
  font-weight:600;
  color:var(--muted);
}
.icon-dot{width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block}

/* header */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:100;
  background:rgba(255,254,250,.18);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.35);
  transition:background .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.site-header.scrolled{
  background:rgba(255,251,244,.92);
  border-bottom:1px solid rgba(230,221,205,.7);
  box-shadow:0 12px 30px rgba(25,24,31,.07);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:72px;
  gap:20px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:2px;
  font-weight:900;
  font-size:28px;
  letter-spacing:-.05em;
  flex-shrink:0;
}
.brand-mark{
  background:var(--ink);
  color:var(--yellow);
  border-radius:10px;
  padding:2px 10px;
  line-height:1.2;
  font-family:var(--font-num);
  font-size:24px;
}
.brand-text{
  background:var(--yellow);
  border:2px solid var(--ink);
  border-radius:10px;
  padding:2px 8px;
  line-height:1.2;
}
.site-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.site-nav .nav-link{
  position:relative;
  padding:8px 12px;
  font-weight:700;
  color:var(--ink);
  border-radius:10px;
  transition:background .2s ease,color .2s ease;
}
.site-nav .nav-link:hover{background:rgba(255,255,255,.6)}
.site-nav .nav-link.active{color:var(--ink)}
.site-nav .nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:3px;
  border-radius:2px;
  background:var(--orange);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
}
.header-actions .btn{padding:9px 16px;font-size:14px}
.nav-burger{
  display:none;
  width:44px;height:44px;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  border-radius:12px;
  border:2px solid var(--ink);
  background:var(--yellow);
}
.nav-burger span{display:block;width:18px;height:2px;background:var(--ink)}
.nav-burger.open span:first-child{transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:last-child{transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero{
  background:
    radial-gradient(circle at 75% 20%,rgba(246,201,22,.28) 0,transparent 30%),
    radial-gradient(circle at 15% 90%,rgba(242,92,61,.12) 0,transparent 26%),
    var(--bg);
  padding:140px 0 70px;
  overflow:hidden;
}
.hero-inner{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:56px;
  align-items:center;
}
.hero-copy .eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--white);
  border:1.5px solid var(--ink);
  border-radius:90px;
  padding:6px 14px;
  font-size:13px;
  font-weight:800;
  box-shadow:2px 2px 0 var(--ink);
}
.eyebrow-dot{background:var(--green);width:8px;height:8px;border-radius:50%}
.hero-copy h1{
  margin-top:20px;
  font-size:clamp(2.1rem,4.4vw + .8rem,3.7rem);
  line-height:1.16;
  letter-spacing:-.04em;
  max-width:700px;
}
.hero-copy h1 .hl{
  background:linear-gradient(180deg,transparent 55%,rgba(246,201,22,.8) 0);
}
.hero-sub{
  color:#4A4653;
  font-size:17px;
  max-width:580px;
  margin-top:18px;
  line-height:1.8;
}
.hero-ctas{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:28px;
}
.genre-strip{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding:20px 0 4px;
  margin-top:12px;
  scrollbar-width:thin;
}
.genre-chip{
  flex:0 0 auto;
  border:1.5px solid var(--ink);
  border-radius:90px;
  padding:8px 16px;
  background:var(--bg-soft);
  font-weight:800;
  font-size:14px;
  box-shadow:2px 2px 0 var(--ink);
  transition:transform .16s ease,background .16s ease,box-shadow .16s ease;
}
.genre-chip:hover{transform:translate(-1px,-2px);box-shadow:4px 4px 0 var(--ink);background:var(--yellow)}
.genre-chip .chip-sm{opacity:.7;font-size:12px;margin-left:2px}

.hero-visual{
  position:relative;
  min-height:410px;
}
.hero-bg-card{
  position:absolute;
  inset:12px -4px 0 46px;
  border-radius:30px;
  background:var(--yellow);
  transform:rotate(2.5deg);
  border:2px solid var(--ink);
  overflow:hidden;
}
.hero-bg-card img{width:100%;height:100%;object-fit:cover;mix-blend-mode:multiply;opacity:.7}
.hero-front-card{
  position:absolute;
  top:34px;right:8px;
  width:calc(100% - 72px);
  max-width:360px;
  background:var(--white);
  border:2px solid var(--ink);
  border-radius:26px;
  padding:20px;
  box-shadow:9px 12px 0 var(--ink);
  transition:transform .2s ease;
}
.hero-front-card:hover{transform:rotate(-1deg) translate(-2px,-4px)}
.cover-top{
  height:170px;
  border-radius:16px;
  overflow:hidden;
  border:2px solid var(--ink);
}
.cover-top img{width:100%;height:100%;object-fit:cover}
.hero-card-tag{
  position:absolute;
  top:14px;left:30px;
  z-index:2;
  background:var(--orange);
  color:#fff;
  font-size:12px;
  font-weight:800;
  padding:5px 12px;
  border-radius:90px;
  border:2px solid var(--ink);
  box-shadow:2px 2px 0 var(--ink);
}
.hero-card-body{
  display:grid;
  grid-template-columns:1fr auto;
  gap:10px;
  padding:14px 0 2px;
}
.hero-card-body strong{font-size:18px}
.hero-card-body span{color:var(--muted);font-size:13px}
.hero-progress{gap:0;margin-top:4px}
.hero-card-meta{
  background:var(--ink);
  color:var(--white);
  border-radius:10px;
  padding:8px 12px;
  font-size:13px;
  display:flex;
  gap:12px;
}
.hero-status-line{
  position:absolute;
  bottom:0;
  left:0;right:0;
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  background:var(--ink);
  color:#fff;
  border-radius:16px;
  border:2px solid var(--ink);
  padding:12px 18px;
  font-size:13px;
  box-shadow:4px 6px 0 rgba(25,24,31,.2);
}
.hero-status-line .trend{
  color:var(--yellow);
  font-family:var(--font-num);
  font-weight:800;
}
.hero-status-line span{display:inline-flex;align-items:center;gap:7px}

/* metrics */
.metric-band{
  background:
    linear-gradient(120deg,rgba(10,10,14,.91),rgba(39,24,34,.88)),
    url('/assets/images/backpic/back-3.jpg') center/cover;
  padding:60px 0;
  color:#fff;
  border-top:4px solid var(--yellow);
  border-bottom:4px solid var(--ink);
}
.metric-list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:28px;
}
.metric-item{position:relative;padding-left:4px}
.metric-item .metric-text{
  display:flex;align-items:baseline;gap:10px;
}
.metric-item strong{
  font-family:var(--font-num);
  font-size:78px;
  line-height:1;
  letter-spacing:-.04em;
  color:var(--yellow);
}
.metric-item .plus{color:var(--orange);font-weight:900;font-size:22px}
.metric-item p{
  color:rgba(255,255,255,.78);
  margin-top:8px;
  font-size:15px;
  font-weight:600;
}
.metric-item .mini-trend{
  display:inline-flex;
  gap:6px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:90px;
  padding:4px 12px;
  margin-top:10px;
  font-size:13px;
  color:var(--yellow);
}
.metric-item .mini-trend i{font-style:normal;color:#fff}

/* services */
.services{
  background:var(--bg);
}
.services .section-head{justify-content:space-between;align-items:end}
.service-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:26px;
}
.service-card{
  grid-column:span 4;
  background:var(--white);
  border:1.5px solid var(--ink);
  border-radius:22px;
  overflow:hidden;
  box-shadow:0 6px 0 var(--line);
  transition:transform .2s ease,box-shadow .2s ease;
  display:flex;
  flex-direction:column;
}
.service-card:hover{
  transform:translateY(-6px);
  box-shadow:0 18px 34px rgba(25,24,31,.13);
}
.service-card:nth-child(1),.service-card:nth-child(6){grid-column:span 8}
.service-card:nth-child(2),.service-card:nth-child(3),.service-card:nth-child(4),.service-card:nth-child(5){grid-column:span 4}
.service-media{
  height:162px;
  overflow:hidden;
  position:relative;
  border-bottom:2px solid var(--ink);
  background:#ead9b8;
}
.service-card:nth-child(1) .service-media{height:190px}
.service-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.service-card:hover .service-media img{transform:scale(1.045)}
.svc-label{
  position:absolute;
  left:14px;top:14px;
  background:rgba(255,255,255,.9);
  border:1px solid var(--ink);
  border-radius:90px;
  padding:4px 11px;
  font-size:12px;
  font-weight:800;
}
.service-body{
  padding:24px 22px 18px;
  display:flex;
  flex-direction:column;
  flex:1;
  gap:8px;
}
.service-body h3{font-size:21px;letter-spacing:-.02em}
.service-body p{color:var(--muted);font-size:15px}
.svc-link{
  margin-top:auto;
  font-weight:800;
  font-size:14px;
  display:inline-flex;
  gap:8px;
  align-items:center;
  color:var(--orange);
}
.svc-link:hover{text-decoration:underline}
.feature-card{
  background:var(--ink);
  color:#fff;
  border:2px solid var(--ink);
}
.feature-card .service-body p{color:rgba(255,255,255,.62)}
.feature-card .svc-link{color:var(--yellow)}

/* editorial */
.editorial{
  background:var(--bg-soft);
  border-top:2px solid var(--line);
  border-bottom:2px solid var(--line);
}
.editorial-grid{
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:40px;
}
.read-list{
  display:flex;
  flex-direction:column;
}
.col-title{
  display:flex;
  gap:12px;
  justify-content:space-between;
  align-items:center;
  margin-bottom:14px;
}
.col-title h3{font-size:22px}
.col-title a{font-size:14px;color:var(--orange);font-weight:800}
.read-item{
  display:flex;
  align-items:center;
  gap:18px;
  border-bottom:1px dashed var(--line);
  padding:16px 0;
  transition:padding .16s ease,background .16s ease;
}
.read-item:hover{padding-left:8px;background:rgba(246,201,22,.08)}
.read-rank{
  font-family:var(--font-num);
  font-size:30px;
  font-weight:900;
  color:var(--yellow);
  -webkit-text-stroke:1px var(--ink);
  min-width:48px;
  text-align:center;
}
.read-item h4{font-size:17px;line-height:1.45}
.read-item span{display:block;font-size:13px;color:var(--muted);margin-top:4px}
.read-item .read-more{margin-left:auto;font-weight:800;color:var(--orange);font-size:13px;white-space:nowrap}
.rail-card{
  background:var(--bg);
  border:2px solid var(--ink);
  border-radius:18px;
  padding:22px;
  box-shadow:5px 5px 0 var(--ink);
  margin-bottom:20px;
}
.rail-card:last-child{margin-bottom:0}
.rail-card h4{font-size:17px;margin-bottom:14px}
.rail-tags{display:flex;flex-wrap:wrap;gap:8px}
.rail-tags a{
  background:var(--white);
  border:1px solid var(--line);
  font-size:13px;
  border-radius:90px;
  padding:5px 12px;
  font-weight:700;
  color:var(--ink);
}
.rail-tags a:hover{background:var(--yellow);border-color:var(--ink)}
.rail-note{
  background:var(--ink);
  color:#fff;
  border-radius:12px;
  padding:14px;
  font-size:14px;
  margin-bottom:12px;
}
.rail-note small{color:var(--yellow);font-weight:800}
.rail-note p{color:rgba(255,255,255,.66);font-size:13px;margin-top:2px}

/* compare */
.compare{
  background:var(--bg);
}
.compare-wrap{
  display:grid;
  grid-template-columns:1fr 66px 1fr;
  gap:24px;
  align-items:stretch;
}
.compare-col{
  border-radius:22px;
  padding:34px 28px;
  border:2px solid var(--ink);
}
.compare-col.left{background:rgba(178,106,78,.10);box-shadow:5px 5px 0 rgba(151,102,94,.4)}
.compare-col.right{background:rgba(246,201,22,.22);box-shadow:5px 5px 0 var(--yellow)}
.compare-col .side-name{
  font-size:13px;font-weight:900;letter-spacing:.14em;
  display:inline-flex;gap:6px;align-items:center;
}
.compare-col h3{font-size:24px;margin:16px 0 24px}
.cmp-item{
  display:flex;
  gap:12px;
  align-items:flex-start;
  margin-bottom:24px;
  line-height:1.55;
}
.cmp-index{
  font-family:var(--font-num);
  color:var(--orange);
  font-weight:900;
  flex-shrink:0;
}
.cmp-item strong{display:block;font-size:16px}
.cmp-item p{color:var(--muted);font-size:15px}
.compare-mid{
  display:flex;
  align-items:stretch;
  justify-content:center;
}
.cmp-arrow{
  background:var(--yellow);
  border:2px solid var(--ink);
  border-radius:60px;
  font-size:25px;
  font-weight:900;
  height:52px;
  width:52px;
  display:flex;
  align-items:center;
  justify-content:center;
  align-self:center;
  box-shadow:3px 3px 0 var(--ink);
}
.compare-footer{
  margin-top:32px;
  text-align:center;
}

/* faq */
.faq{
  background:var(--bg-soft);
}
.faq-grid{
  display:grid;
  grid-template-columns:.9fr 1.4fr;
  gap:44px;
  align-items:start;
}
.faq-intro{
  position:sticky;top:110px;
}
.faq-intro .section-desc{margin-bottom:20px}
.accordion{
  border:1.5px solid var(--line);
  border-radius:20px;
  background:var(--white);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .18s ease;
}
.accordion.open{box-shadow:var(--shadow-sm);border-color:rgba(25,24,31,.4)}
.acc-head{
  width:100%;
  display:flex;
  align-items:center;
  gap:14px;
  padding:20px 20px;
  text-align:left;
  font-weight:800;
  font-size:17px;
  line-height:1.4;
  min-height:64px;
  transition:background .18s ease;
}
.acc-head:hover{background:rgba(246,201,22,.1)}
.acc-head .acc-icon{
  width:26px;height:26px;
  border:2px solid var(--ink);
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  flex-shrink:0;
  background:var(--yellow);
  transition:transform .18s ease;
}
.accordion.open .acc-icon{transform:rotate(45deg)}
.acc-panel{
  max-height:0;
  overflow:hidden;
  transition:max-height .26s ease;
}
.acc-pane-inner{
  padding:0 22px 24px 60px;
  color:var(--muted);
  font-size:15px;
}

/* cta */
.cta{
  background:var(--yellow);
  border-top:4px solid var(--ink);
  border-bottom:4px solid var(--ink);
  padding:0;
}
.cta-inner{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:44px;
  padding:76px 24px;
}
.cta-copy h2{
  font-size:clamp(2rem,3.6vw,3rem);
  line-height:1.2;
  letter-spacing:-.03em;
}
.cta-copy p{margin-top:16px;color:#39362c;font-size:16px;max-width:440px}
.cta-card{
  background:var(--white);
  border:2px solid var(--ink);
  border-radius:30px;
  padding:30px 26px;
  box-shadow:9px 10px 0 var(--ink);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-field{display:flex;flex-direction:column;gap:5px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13px;font-weight:800;letter-spacing:.04em}
.form-field input{
  border:2px solid var(--line);
  border-radius:14px;
  padding:11px 13px;
  background:var(--bg-soft);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-field input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 4px rgba(246,201,22,.32)}
.pref-label{font-size:13px;font-weight:800;margin-top:14px}
.pref-list{display:flex;flex-wrap:wrap;gap:9px;margin-top:7px}
.pref-option input{position:absolute;opacity:0;pointer-events:none}
.pref-option span{
  border:2px solid var(--ink);
  background:transparent;
  border-radius:90px;
  padding:7px 14px;
  font-size:14px;
  font-weight:800;
  cursor:pointer;
  display:inline-block;
  transition:background .16s ease;
}
.pref-option input:focus-visible + span{outline:3px solid var(--orange);outline-offset:2px}
.pref-option input:checked + span{background:var(--ink);color:#fff}
.cta-submit{
  margin-top:18px;
  width:100%;
  background:var(--orange);
  color:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:13px 18px;
  font-weight:900;
  font-size:15px;
  box-shadow:0 4px 0 var(--ink);
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease;
}
.cta-submit:hover{background:#ff7057;transform:translateY(-2px)}
.cta-submit:active{transform:translateY(3px);box-shadow:none}
.form-success{
  display:none;
  background:rgba(0,168,120,.16);
  border:2px solid var(--green);
  color:#00573d;
  padding:12px 14px;
  border-radius:14px;
  font-weight:800;
  margin-top:16px;
  font-size:14px;
}
.form-success.show{display:flex;gap:8px}

/* footer */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.78);
}
.footer-top{
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:36px;
  padding:56px 0 36px;
}
.footer-logo{
  font-size:30px;
  font-weight:900;
  background:var(--yellow);
  border:2px solid #fff;
  color:var(--ink);
  border-radius:12px;
  padding:4px 12px;
  display:inline-block;
}
.footer-brand p{color:rgba(255,255,255,.55);max-width:340px;margin-top:16px}
.footer-links h4{color:var(--yellow);font-size:16px;margin-bottom:12px}
.footer-links ul li{margin-bottom:7px}
.site-footer a:hover{color:var(--yellow)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:18px 0 22px;
  color:rgba(255,255,255,.36);
  font-size:13px;
}

/* responsive */
@media (max-width:1024px){
  .hero-inner{gap:40px}
  .hero-bg-card{left:20px;right:4px}
  .metric-list{grid-template-columns:1fr 1fr;gap:34px 24px}
  .service-card,.service-card:nth-child(1),.service-card:nth-child(6){
    grid-column:span 6;
  }
  .editorial-grid,.cta-inner,.faq-grid{grid-template-columns:1fr}
  .cta-copy{max-width:560px}
  .compare-wrap{grid-template-columns:1fr;gap:18px}
  .compare-mid{align-items:flex-start;padding:0}
  .cmp-arrow{transform:rotate(90deg)}
  .compare-mid{order:2}
  .compare-col{order:1}
}
@media (max-width:767px){
  .section{padding:var(--space-mobile) 0}
  .header-inner{min-height:64px}
  .site-nav{
    position:fixed;
    top:64px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    background:rgba(255,251,244,.98);
    backdrop-filter:blur(18px);
    border-bottom:2px solid var(--ink);
    padding:14px 20px;
    gap:6px;
    transform:translateY(-12px);
    opacity:0;
    visibility:hidden;
    transition:.2s ease;
  }
  .site-nav.open{transform:none;opacity:1;visibility:visible}
  .site-nav .nav-link{font-size:17px;padding:12px 12px}
  .site-nav .nav-link.active::after{left:18px;right:auto;width:34px}
  .nav-burger{display:flex}
  .header-actions .btn:not(:last-child){display:none}
  .hero{padding-top:120px}
  .hero-inner{grid-template-columns:1fr;gap:54px}
  .hero-visual{min-height:360px;margin-top:-4px}
  .hero-front-card{right:auto;left:20px;width:calc(100% - 52px)}
  .metric-list{grid-template-columns:1fr 1fr;gap:26px 14px}
  .metric-item strong{font-size:58px}
  .service-card,.service-card:nth-child(1),.service-card:nth-child(6){grid-column:span 12}
  .section-head{flex-direction:column;align-items:start}
  .editorial-grid{grid-template-columns:1fr;gap:28px}
  .read-item{flex-wrap:wrap;gap:6px 12px}
  .read-more{margin-left:70px}
  .compare-wrap{grid-template-columns:1fr}
  .compare-col{padding:24px 18px}
  .cta-inner{padding:56px 18px;gap:28px}
  .cta-card{padding:20px 16px}
  .form-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;padding-bottom:24px}
  .hero-status-line{position:static}
  .hero-front-card{position:relative;top:auto;left:auto;width:100%}
  .hero-visual{min-height:auto}
  .hero-bg-card{inset:8px -4px 0 22px}
}

/* roulang page: category1 */
:root{
  --bg:#F7F1E5;
  --bg-soft:#FFFDF8;
  --ink:#19181F;
  --muted:#625E6C;
  --line:#E6DDCD;
  --yellow:#F6C916;
  --yellow-deep:#F0B90B;
  --orange:#F25C3D;
  --green:#00A878;
  --white:#FFFDF8;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 8px 24px rgba(25,24,31,.05);
  --shadow-lg:0 18px 44px rgba(25,24,31,.12);
  --space-section:96px;
  --space-mobile:64px;
  --font-num:"DIN Alternate","Bahnschrift","Arial Narrow",system-ui,sans-serif;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}

img{
  display:block;
  max-width:100%;
}

ul,ol{
  list-style:none;
}

a{
  color:inherit;
  text-decoration:none;
}

button,input{
  font:inherit;
  color:inherit;
}

button{
  background:none;
  border:none;
  cursor:pointer;
}

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

.section{
  padding:var(--space-section) 0;
}

.section-head{
  display:flex;
  gap:20px;
  flex-wrap:wrap;
  align-items:end;
  justify-content:space-between;
  margin-bottom:36px;
}

.section-head .kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:800;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--orange);
  text-transform:uppercase;
}

.section-head .kicker::before{
  content:"";
  width:10px;
  height:10px;
  background:var(--yellow);
  border:2px solid var(--ink);
  display:inline-block;
}

.section-title{
  font-size:clamp(1.8rem,3vw + .6rem,2.9rem);
  line-height:1.25;
  letter-spacing:-.02em;
  margin-top:8px;
}

.section-desc{
  color:var(--muted);
  max-width:640px;
  margin-top:10px;
  font-size:16px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:2px solid var(--ink);
  border-radius:12px;
  padding:12px 22px;
  font-weight:800;
  font-size:15px;
  line-height:1.2;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  box-shadow:0 3px 0 var(--ink);
}

.btn:focus-visible{
  outline:3px solid var(--orange);
  outline-offset:3px;
}

.btn:hover{
  transform:translateY(-2px);
  box-shadow:0 6px 0 var(--ink);
}

.btn:active{
  transform:translateY(3px);
  box-shadow:none;
}

.btn-yellow{
  background:var(--yellow);
}

.btn-yellow:hover{
  background:#FFD84A;
}

.btn-light{
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}

.btn-light:hover{
  background:#fff;
}

.btn-dark{
  background:var(--ink);
  color:var(--white);
  border-color:var(--ink);
}

.btn-dark:hover{
  background:#2C2B33;
}

.btn-sm{
  padding:8px 16px;
  font-size:14px;
}

.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-radius:var(--radius-pill);
  padding:7px 14px;
  background:var(--bg-soft);
  border:1px solid var(--line);
  font-size:13px;
  font-weight:600;
  color:var(--muted);
}

.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:100;
  background:rgba(255,254,250,.18);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.35);
  transition:background .35s ease,box-shadow .35s ease,border-color .35s ease;
}

.site-header.scrolled{
  background:rgba(255,251,244,.92);
  border-bottom:1px solid rgba(230,221,205,.7);
  box-shadow:0 12px 30px rgba(25,24,31,.07);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:72px;
  gap:20px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:2px;
  font-weight:900;
  font-size:28px;
  letter-spacing:-.05em;
  flex-shrink:0;
}

.brand-mark{
  background:var(--ink);
  color:var(--yellow);
  border-radius:10px;
  padding:2px 10px;
  line-height:1.2;
  font-family:var(--font-num);
  font-size:24px;
}

.brand-text{
  background:var(--yellow);
  border:2px solid var(--ink);
  border-radius:10px;
  padding:2px 8px;
  line-height:1.2;
}

.site-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}

.site-nav .nav-link{
  position:relative;
  padding:8px 12px;
  font-weight:700;
  color:var(--ink);
  border-radius:10px;
  transition:background .2s ease,color .2s ease;
}

.site-nav .nav-link:hover{
  background:rgba(255,255,255,.6);
}

.site-nav .nav-link.active{
  color:var(--ink);
}

.site-nav .nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:3px;
  border-radius:2px;
  background:var(--orange);
}

.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
}

.header-actions .btn{
  padding:9px 16px;
  font-size:14px;
}

.nav-burger{
  display:none;
  width:44px;
  height:44px;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  border-radius:12px;
  border:2px solid var(--ink);
  background:var(--yellow);
}

.nav-burger span{
  display:block;
  width:18px;
  height:2px;
  background:var(--ink);
  transition:transform .2s ease;
}

.nav-burger.open span:first-child{
  transform:translateY(7px) rotate(45deg);
}

.nav-burger.open span:last-child{
  transform:translateY(-7px) rotate(-45deg);
}

/* ===== 分类页 Hero ===== */
.cat-hero{
  background:
    radial-gradient(circle at 18% 20%,rgba(246,201,22,.22) 0,transparent 28%),
    radial-gradient(circle at 86% 30%,rgba(242,92,61,.14) 0,transparent 26%),
    var(--bg);
  padding:132px 0 64px;
  overflow:hidden;
  border-bottom:1px solid rgba(25,24,31,.06);
}

.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:600;
  color:var(--muted);
  margin-bottom:26px;
  flex-wrap:wrap;
}

.crumb a{
  color:var(--ink);
  font-weight:700;
  transition:color .2s ease;
}

.crumb a:hover{
  color:var(--orange);
}

.crumb .cur{
  color:var(--orange);
  font-weight:800;
}

.cat-hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}

.cat-hero-copy .kicker-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--white);
  border:2px solid var(--ink);
  border-radius:var(--radius-pill);
  padding:7px 16px;
  font-size:13px;
  font-weight:800;
  box-shadow:3px 3px 0 var(--ink);
}

.kicker-badge .badge-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--green);
}

.cat-hero h1{
  margin-top:20px;
  font-size:clamp(2.15rem,4.2vw + .8rem,3.55rem);
  font-weight:900;
  line-height:1.14;
  letter-spacing:-.045em;
  max-width:660px;
}

.cat-hero h1 .brand-title{
  background:linear-gradient(180deg,transparent 40%,rgba(246,201,22,.85) 0);
  padding:0 4px;
}

.hero-lead{
  margin-top:18px;
  color:#4A4653;
  font-size:17px;
  max-width:600px;
  line-height:1.85;
}

.hero-ctas{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:28px;
}

.genre-strip{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}

.genre-strip .genre-chip{
  flex:0 0 auto;
  border:1.5px solid var(--ink);
  border-radius:90px;
  padding:7px 15px;
  background:rgba(255,255,255,.72);
  font-weight:800;
  font-size:13px;
  box-shadow:2px 2px 0 var(--ink);
  transition:transform .16s ease,background .16s ease,box-shadow .16s ease;
}

.genre-strip .genre-chip:hover{
  transform:translate(-1px,-2px);
  box-shadow:4px 4px 0 var(--ink);
  background:#fff;
}

.hero-visual{
  position:relative;
  min-height:350px;
  width:100%;
}

.visual-card-bg{
  position:absolute;
  top:0;
  left:0;
  width:86%;
  height:100%;
  object-fit:cover;
  border-radius:28px;
  transform:rotate(-4deg);
  border:3px solid var(--ink);
  box-shadow:10px 12px 0 rgba(25,24,31,.1);
}

.visual-card-front{
  position:absolute;
  right:0;
  bottom:-18px;
  width:56%;
  border:4px solid var(--white);
  border-radius:20px;
  box-shadow:0 20px 44px rgba(25,24,31,.16);
}

.visual-note{
  position:absolute;
  top:24px;
  right:-4px;
  z-index:2;
  background:var(--yellow);
  border:2px solid var(--ink);
  border-radius:90px;
  padding:8px 15px;
  font-weight:800;
  font-size:13px;
  display:inline-flex;
  align-items:center;
  gap:7px;
  box-shadow:3px 3px 0 var(--ink);
}

.visual-note::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--green);
  border-radius:50%;
}

.visual-stats{
  position:absolute;
  left:-6px;
  bottom:8px;
  background:var(--ink);
  color:var(--white);
  border:2px solid var(--ink);
  border-radius:16px;
  padding:10px 16px;
  font-size:13px;
  font-weight:700;
  z-index:2;
  box-shadow:0 14px 34px rgba(25,24,31,.18);
}

/* ===== 分类数据条 ===== */
.cat-stat{
  background:var(--ink);
  color:var(--white);
  padding:20px 0;
  border-bottom:4px solid var(--yellow);
}

.cat-data-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
}

.cat-data-meta{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.data-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.06);
  padding:7px 14px;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.92);
}

.data-pill strong{
  font-family:var(--font-num);
  font-size:16px;
  color:var(--yellow);
  letter-spacing:.02em;
}

.cat-data-filter{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.65);
}

.cat-data-filter a{
  border:1px solid rgba(255,255,255,.24);
  border-radius:30px;
  padding:6px 14px;
  font-weight:700;
  color:rgba(255,255,255,.85);
  transition:background .18s ease,border-color .18s ease,color .18s ease;
}

.cat-data-filter a:hover{
  background:rgba(255,255,255,.16);
  color:#fff;
}

.cat-data-filter a.active{
  background:var(--yellow);
  border-color:var(--yellow);
  color:var(--ink);
}

/* ===== 编辑推荐大卡 ===== */
.feature-section{
  background:var(--white);
}

.feature-card{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  background:var(--bg);
  border-radius:var(--radius-lg);
  border:2px solid var(--ink);
  overflow:hidden;
  box-shadow:8px 8px 0 var(--ink);
  transition:transform .25s ease,box-shadow .25s ease;
}

.feature-card:hover{
  transform:translateY(-4px);
  box-shadow:12px 14px 0 var(--ink);
}

.feature-cover{
  min-height:320px;
  overflow:hidden;
  background:#DCCFAF;
}

.feature-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}

.feature-card:hover .feature-cover img{
  transform:scale(1.03);
}

.feature-info{
  padding:34px 32px;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:center;
}

.tag-round{
  display:inline-flex;
  align-items:center;
  border-radius:60px;
  padding:6px 13px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.05em;
  border:1.5px solid var(--ink);
  background:#fff;
}

.tag-round.tag-yellow{
  background:var(--yellow);
}

.tag-round.tag-orange{
  background:#FFD0C4;
  color:var(--ink);
}

.tag-round.tag-green{
  background:#CFF0E3;
  color:var(--ink);
}

.tag-round.tag-dark{
  background:var(--ink);
  color:var(--white);
}

.feature-info h3{
  font-size:clamp(1.4rem,2vw + .5rem,2rem);
  font-weight:900;
  margin-top:16px;
  letter-spacing:-.025em;
}

.feature-text{
  color:var(--muted);
  margin-top:10px;
  line-height:1.8;
  font-size:15px;
}

.feature-meta{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:20px;
}

.feature-meta li{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:12px;
  padding:8px 14px;
  font-size:13px;
  color:var(--muted);
  display:flex;
  align-items:center;
  gap:7px;
}

.feature-meta li strong{
  color:var(--ink);
}

.feature-footer{
  display:flex;
  align-items:center;
  gap:14px;
  width:100%;
  flex-wrap:wrap;
  margin-top:24px;
  padding-top:20px;
  border-top:1px dashed var(--line);
}

.mini-tag{
  background:#FFF4D0;
  border-radius:20px;
  border:1px solid var(--line);
  padding:5px 12px;
  font-size:12px;
  font-weight:700;
  color:var(--ink);
}

/* ===== 二级卡片网格 ===== */
.grid-section{
  background:var(--bg);
}

.card-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:24px;
  align-items:start;
}

.grid-main-card{
  background:var(--white);
  border:2px solid var(--ink);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:0 8px 24px rgba(25,24,31,.05);
  transition:transform .2s ease,box-shadow .2s ease;
}

.grid-main-card:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 40px rgba(25,24,31,.1);
}

.grid-cover{
  height:220px;
  overflow:hidden;
  background:#E4D9C2;
}

.grid-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .45s ease;
}

.grid-main-card:hover .grid-cover img{
  transform:scale(1.04);
}

.grid-body{
  padding:22px;
}

.grid-body h3{
  font-size:1.3rem;
  font-weight:900;
  letter-spacing:-.02em;
  margin-top:6px;
}

.grid-body .grid-desc{
  color:var(--muted);
  font-size:14px;
  margin-top:8px;
  line-height:1.8;
}

.tone-row{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:14px;
}

.grid-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:18px;
  font-weight:800;
  font-size:14px;
  color:var(--ink);
  border-bottom:2px solid var(--yellow);
  padding-bottom:2px;
}

.side-card{
  display:grid;
  grid-template-columns:150px 1fr;
  background:var(--white);
  border:1.5px solid var(--ink);
  border-radius:18px;
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
  box-shadow:0 6px 18px rgba(25,24,31,.04);
  min-height:142px;
}

.side-card:hover{
  transform:translateY(-3px);
  box-shadow:0 14px 30px rgba(25,24,31,.08);
}

.side-cover{
  height:100%;
  min-height:132px;
  overflow:hidden;
  background:#E9DEC6;
}

.side-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.side-info{
  padding:16px 18px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:5px;
}

.side-info h4{
  font-size:1.05rem;
  font-weight:900;
}

.side-info p{
  font-size:13px;
  color:var(--muted);
  line-height:1.65;
}

.side-meta{
  font-size:12px;
  font-weight:800;
  color:var(--orange);
  margin-top:6px;
}

.side-meta em{
  font-style:normal;
  color:var(--ink);
}

/* ===== 横向热度榜 ===== */
.rank-panel{
  background:var(--ink);
  color:var(--white);
  border-radius:28px;
  border:2px solid var(--ink);
  padding:34px 34px 22px;
  box-shadow:8px 10px 0 rgba(25,24,31,.14);
}

.rank-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:20px;
  flex-wrap:wrap;
  margin-bottom:22px;
}

.rank-head h2{
  font-size:clamp(1.7rem,2.6vw + .5rem,2.4rem);
  font-weight:900;
  letter-spacing:-.03em;
  color:var(--white);
  margin-top:8px;
}

.rank-head p{
  color:rgba(255,255,255,.68);
  font-size:14px;
  margin-top:4px;
}

.kicker.light{
  color:var(--yellow);
}

.rank-panel .btn-yellow:hover{
  background:#FFD84A;
}

.rank-list li{
  display:grid;
  grid-template-columns:54px 1fr auto;
  gap:16px;
  align-items:center;
  padding:16px 6px;
  border-top:1px solid rgba(255,255,255,.1);
  transition:background .18s ease,padding-left .18s ease;
}

.rank-list li:hover{
  background:rgba(255,255,255,.05);
  padding-left:12px;
  border-radius:14px;
}

.rank-no{
  font-family:var(--font-num);
  font-size:32px;
  font-weight:900;
  color:var(--yellow);
  letter-spacing:.02em;
}

.rank-title-row{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.rank-title-row strong{
  font-size:17px;
  font-weight:900;
  color:#fff;
}

.rank-status{
  background:rgba(255,255,255,.1);
  color:var(--yellow);
  border-radius:20px;
  font-size:12px;
  font-weight:700;
  padding:3px 10px;
}

.rank-desc{
  display:block;
  font-size:13px;
  color:rgba(255,255,255,.58);
  margin-top:3px;
}

.rank-link{
  white-space:nowrap;
  font-size:13px;
  font-weight:800;
  color:var(--white);
  border:1px solid rgba(255,255,255,.24);
  padding:7px 13px;
  border-radius:30px;
  transition:background .18s ease,border-color .18s ease,color .18s ease;
}

.rank-link:hover{
  background:var(--yellow);
  border-color:var(--yellow);
  color:var(--ink);
}

/* ===== FAQ ===== */
.faq-section{
  background:var(--white);
}

.faq-layout{
  display:grid;
  grid-template-columns:.88fr 1.12fr;
  gap:52px;
  align-items:start;
}

.faq-aside .kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--orange);
  font-weight:800;
  font-size:13px;
  letter-spacing:.14em;
}

.faq-aside .kicker::before{
  content:"";
  width:10px;
  height:10px;
  background:var(--yellow);
  border:2px solid var(--ink);
  display:inline-block;
}

.faq-aside h2{
  font-size:clamp(1.7rem,2.6vw + .5rem,2.5rem);
  font-weight:900;
  line-height:1.25;
  letter-spacing:-.03em;
  margin-top:14px;
}

.faq-aside p{
  color:var(--muted);
  margin-top:14px;
  max-width:360px;
  line-height:1.8;
}

.faq-aside .btn{
  margin-top:24px;
}

.faq-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.faq-item{
  background:var(--bg);
  border:1.5px solid var(--line);
  border-radius:14px;
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}

.faq-item[open]{
  background:var(--bg-soft);
  border-color:var(--ink);
  box-shadow:0 12px 30px rgba(25,24,31,.08);
}

.faq-item summary{
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:17px 18px;
  font-weight:800;
  font-size:15px;
  min-height:56px;
}

.faq-item summary::-webkit-details-marker{
  display:none;
}

.faq-item summary::after{
  content:"+";
  flex-shrink:0;
  width:28px;
  height:28px;
  border-radius:8px;
  border:2px solid var(--ink);
  background:var(--yellow);
  font-weight:900;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  line-height:1;
  transition:transform .2s ease;
}

.faq-item[open] summary::after{
  content:"−";
  transform:rotate(180deg);
}

.faq-content{
  padding:0 18px 18px;
  color:var(--muted);
  font-size:14px;
  line-height:1.8;
}

/* ===== CTA 条 ===== */
.cta-section{
  background:var(--bg);
}

.cta-band{
  background:var(--ink);
  border-radius:28px;
  border:2px solid var(--ink);
  padding:44px 46px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:34px;
  flex-wrap:wrap;
  box-shadow:8px 10px 0 rgba(25,24,31,.1);
}

.cta-band h2{
  color:var(--white);
  font-size:clamp(1.55rem,2.4vw + .5rem,2.3rem);
  line-height:1.3;
  letter-spacing:-.03em;
  font-weight:900;
  margin-top:8px;
}

.cta-band .cta-sub{
  color:rgba(255,255,255,.72);
  margin-top:10px;
  max-width:620px;
  font-size:15px;
}

.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
}

/* ===== footer ===== */
.site-footer{
  background:#F4EDE0;
  border-top:1px solid var(--line);
  padding:64px 0 32px;
}

.footer-top{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:48px;
  padding-bottom:30px;
  border-bottom:1px solid var(--line);
}

.footer-logo{
  font-size:32px;
  font-weight:900;
  background:var(--ink);
  color:var(--yellow);
  display:inline-block;
  border-radius:10px;
  padding:3px 12px;
  letter-spacing:-.04em;
}

.footer-brand p{
  color:var(--muted);
  margin-top:14px;
  max-width:420px;
  line-height:1.8;
}

.footer-links h4{
  font-size:15px;
  font-weight:900;
  margin-bottom:14px;
}

.footer-links li{
  margin-bottom:8px;
}

.footer-links a{
  color:var(--muted);
  font-size:14px;
  transition:color .18s ease;
}

.footer-links a:hover{
  color:var(--orange);
}

.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding-top:24px;
  color:var(--muted);
  font-size:13px;
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .cat-hero-grid{
    grid-template-columns:.95fr 1.05fr;
    gap:32px;
  }

  .cat-hero{
    padding-top:120px;
  }

  .feature-card{
    grid-template-columns:.9fr 1.1fr;
  }

  .feature-info{
    padding:26px;
  }

  .feature-meta li{
    padding:7px 10px;
  }

  .card-grid{
    grid-template-columns:1fr;
  }

  .side-card{
    grid-template-columns:170px 1fr;
  }

  .faq-layout{
    grid-template-columns:.8fr 1.2fr;
    gap:34px;
  }
}

@media (max-width:767px){
  .container{
    padding:0 18px;
  }

  .section{
    padding:var(--space-mobile) 0;
  }

  .header-inner{
    min-height:64px;
  }

  .site-nav{
    position:absolute;
    top:calc(100% + 8px);
    left:14px;
    right:14px;
    background:var(--bg-soft);
    border-radius:16px;
    border:1px solid var(--line);
    box-shadow:var(--shadow-lg);
    padding:12px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    margin-left:0;
  }

  .site-nav.open{
    display:flex;
  }

  .site-nav .nav-link{
    padding:12px 14px;
    border-radius:12px;
  }

  .site-nav .nav-link.active::after{
    left:18px;
    bottom:7px;
  }

  .header-actions .btn{
    display:none;
  }

  .nav-burger{
    display:flex;
  }

  .cat-hero{
    padding:104px 0 44px;
  }

  .cat-hero-grid{
    grid-template-columns:1fr;
    gap:34px;
  }

  .hero-lead{
    font-size:15px;
  }

  .cat-hero h1{
    font-size:clamp(1.8rem,5vw + .6rem,2.5rem);
  }

  .hero-visual{
    min-height:250px;
  }

  .visual-stats{
    font-size:12px;
  }

  .cat-data-row{
    flex-direction:column;
    align-items:flex-start;
    gap:14px;
  }

  .data-pill{
    flex:1 1 auto;
  }

  .feature-card{
    grid-template-columns:1fr;
  }

  .feature-cover{
    min-height:220px;
  }

  .grid-cover{
    height:190px;
  }

  .rank-panel{
    padding:26px 20px 14px;
  }

  .rank-list li{
    grid-template-columns:40px 1fr;
    row-gap:6px;
    padding:14px 6px;
  }

  .rank-link{
    justify-self:end;
    grid-column:2;
  }

  .rank-no{
    font-size:26px;
  }

  .faq-layout{
    grid-template-columns:1fr;
    gap:30px;
  }

  .cta-band{
    padding:32px 24px;
  }

  .footer-top{
    grid-template-columns:1fr;
    gap:28px;
  }
}

a:focus-visible,
button:focus-visible,
summary:focus-visible{
  outline:3px solid var(--orange);
  outline-offset:3px;
}