/* roulang page: index */
:root{--ink:#241b20;--muted:#776c70;--paper:#fbf8f6;--panel:#fff;--line:#e8dedb;--wine:#8e2947;--wine-dark:#681c34;--coral:#d86b6a;--gold:#c29b64;--green:#2f7a63;--danger:#a93846;--radius:7px;--shadow:0 16px 40px rgba(55,25,34,.09);--max:1180px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:10;background:rgba(251,248,246,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav{height:76px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:0;font-size:16px;white-space:nowrap}.brand-mark{width:30px;height:30px;border-radius:50%;background:var(--wine);display:grid;place-items:center;color:#fff;font-size:12px}.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}.nav-links a{padding:9px 13px;color:var(--muted);font-size:14px;border-bottom:2px solid transparent}.nav-links a:hover,.nav-links a.active{color:var(--wine);border-color:var(--wine)}.nav-cta,.btn{border:0;border-radius:var(--radius);background:var(--wine);color:#fff;padding:12px 20px;font-weight:700;transition:.2s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}.nav-cta:hover,.btn:hover{background:var(--wine-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(142,41,71,.2)}.btn:active,.nav-cta:active{transform:translateY(0)}.btn.secondary{background:transparent;color:var(--wine);border:1px solid var(--wine)}.btn.secondary:hover{background:#f7e9ed}.btn.small{padding:8px 13px;font-size:13px}.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:5px;padding:8px 10px;color:var(--wine)}.hero{padding:68px 0 36px;background:linear-gradient(90deg,#fbf8f6 0%,#fbf8f6 58%,#f3e8e4 58%)}.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:42px;align-items:center}.eyebrow,.section-kicker{font-size:12px;color:var(--wine);font-weight:800;letter-spacing:1px;text-transform:uppercase}.hero h1{font-size:clamp(38px,5vw,70px);line-height:1.12;letter-spacing:0;margin:15px 0 19px;max-width:650px}.hero p{color:var(--muted);max-width:570px;font-size:17px;margin:0 0 27px}.actions{display:flex;gap:12px;flex-wrap:wrap}.hero-media{position:relative;min-height:430px;transform:skewY(-2deg)}.hero-media img{width:100%;height:430px;object-fit:cover;object-position:center 20%;border-radius:7px;filter:saturate(.8)}.media-note{position:absolute;left:-25px;bottom:24px;background:var(--ink);color:white;padding:15px 18px;border-left:4px solid var(--coral);transform:skewY(2deg);font-size:13px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:45px}.metric{background:var(--panel);padding:19px 20px}.metric strong{display:block;font-size:29px;line-height:1.2;color:var(--wine)}.metric span{font-size:13px;color:var(--muted)}section{padding:82px 0}.section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:30px}.section-head h2{font-size:32px;line-height:1.25;margin:7px 0 0}.section-head p{color:var(--muted);max-width:520px;margin:0}.matrix{display:grid;grid-template-columns:1.35fr .85fr .85fr;gap:14px}.tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:25px;min-height:190px;transition:.2s}.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d5adb9}.tile.primary{grid-row:span 2;background:var(--ink);color:#fff;display:flex;flex-direction:column;justify-content:space-between;min-height:394px}.tile.primary p,.tile.primary .tile-meta{color:#d3c6c8}.tile h3{margin:11px 0 8px;font-size:22px}.tile p{margin:0;color:var(--muted);font-size:14px}.tile-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:22px}.num{font-size:12px;color:var(--coral);font-weight:800}.strip{background:var(--wine);color:#fff;padding:25px 0}.strip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.strip-item{border-left:1px solid rgba(255,255,255,.3);padding-left:20px}.strip strong{font-size:30px;display:block}.strip span{font-size:13px;color:#f2dce2}.compare{background:#f1e8e5}.compare-box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.compare-row{display:grid;grid-template-columns:1.3fr .8fr .8fr .8fr auto;gap:15px;align-items:center;padding:17px 20px;border-bottom:1px solid var(--line);font-size:14px}.compare-row:last-child{border:0}.compare-row.header{background:#2d2226;color:#fff;font-size:12px;font-weight:700}.cover{width:72px;height:48px;object-fit:cover;border-radius:4px}.result-name{display:flex;align-items:center;gap:12px;font-weight:700}.status{font-size:12px;color:var(--green)}.tag{display:inline-block;background:#f5e8eb;color:var(--wine);font-size:11px;padding:3px 8px;border-radius:20px}.faq-list{max-width:850px;border-top:1px solid var(--line)}.faq{border-bottom:1px solid var(--line)}.faq button{width:100%;padding:20px 0;background:none;border:0;text-align:left;display:flex;justify-content:space-between;gap:20px;font-weight:700;color:var(--ink)}.faq button span:last-child{font-size:22px;color:var(--wine);line-height:1}.answer{display:none;color:var(--muted);font-size:14px;padding:0 40px 20px 0}.faq.open .answer{display:block}.faq.open button{color:var(--wine)}.cta-section{background:#2d2226;color:#fff}.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.cta-section .section-kicker{color:#efb2b3}.cta-section h2{font-size:38px;line-height:1.25;margin:10px 0 16px}.cta-section p{color:#d4c4c7}.form{background:#fff;color:var(--ink);padding:28px;border-radius:var(--radius)}.field{margin-bottom:16px}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.field input,.field select{width:100%;border:1px solid var(--line);padding:11px 12px;border-radius:4px;background:#fff;color:var(--ink);outline:none}.field input:focus,.field select:focus{border-color:var(--wine);box-shadow:0 0 0 3px rgba(142,41,71,.12)}.check{display:flex;gap:9px;align-items:flex-start;color:var(--muted);font-size:12px;margin:14px 0}.form .btn{width:100%}.form-message{min-height:24px;margin-top:12px;font-size:13px}.form-message.success{color:var(--green)}.form-message.error{color:var(--danger)}.notice{padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);font-size:13px}.notice strong{color:var(--ink)}footer{padding:34px 0 42px}.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}.footer-links{display:flex;gap:18px;color:var(--muted);font-size:13px}.copyright{color:var(--muted);font-size:12px;margin-top:25px}.focus-ring:focus-visible,.btn:focus-visible,.nav-cta:focus-visible,.nav-links a:focus-visible,.faq button:focus-visible{outline:3px solid #efb2b3;outline-offset:3px}@media(max-width:900px){.nav{gap:14px}.nav-links{gap:0}.nav-links a{padding:8px}.hero{background:var(--paper)}.hero-grid{grid-template-columns:1fr 1fr}.matrix{grid-template-columns:1fr 1fr}.tile.primary{grid-row:auto;grid-column:span 2;min-height:260px}.compare-row{grid-template-columns:1.5fr .7fr .7fr auto}.compare-row>*:nth-child(3){display:none}}@media(max-width:680px){.container{width:min(100% - 28px,var(--max))}.nav{height:65px}.brand{font-size:13px;max-width:220px;overflow:hidden;text-overflow:ellipsis}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:65px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:12px 14px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}.nav-links.show{display:flex}.nav-links a{border:0;padding:12px}.nav-cta{display:none}.hero{padding:42px 0 28px}.hero-grid{grid-template-columns:1fr;gap:28px}.hero h1{font-size:42px}.hero p{font-size:15px}.hero-media{min-height:300px;transform:none}.hero-media img{height:300px}.media-note{left:12px;bottom:14px;transform:none}.metrics{grid-template-columns:repeat(2,1fr);margin-top:30px}.metric strong{font-size:24px}section{padding:57px 0}.section-head{display:block}.section-head h2{font-size:28px;margin-bottom:10px}.matrix{grid-template-columns:1fr}.tile.primary{grid-column:auto;min-height:250px}.strip-grid{grid-template-columns:1fr;gap:15px}.strip-item{padding-left:15px}.compare-box{overflow-x:auto}.compare-row{min-width:600px}.compare-row.header{display:grid}.form-wrap{grid-template-columns:1fr;gap:28px}.cta-section h2{font-size:31px}.footer-grid{display:block}.footer-links{flex-wrap:wrap;margin-top:20px}}
    @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
  --ink:#241b20;
  --muted:#776c70;
  --paper:#fbf8f6;
  --panel:#fff;
  --line:#e8dedb;
  --wine:#8e2947;
  --wine-dark:#681c34;
  --coral:#d86b6a;
  --gold:#c29b64;
  --green:#2f7a63;
  --danger:#a93846;
  --radius:7px;
  --shadow:0 16px 40px rgba(55,25,34,.09);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  line-height:1.7;
}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-header{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(251,248,246,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{height:76px;display:flex;align-items:center;gap:28px}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  letter-spacing:0;
  font-size:16px;
  white-space:nowrap;
}
.brand-mark{
  width:30px;
  height:30px;
  border-radius:50%;
  background:var(--wine);
  display:grid;
  place-items:center;
  color:#fff;
  font-size:12px;
  flex:0 0 auto;
}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-links a{
  padding:9px 13px;
  color:var(--muted);
  font-size:14px;
  border-bottom:2px solid transparent;
  transition:.2s ease;
}
.nav-links a:hover,.nav-links a.active{color:var(--wine);border-color:var(--wine)}
.nav-cta,.btn{
  border:0;
  border-radius:var(--radius);
  background:var(--wine);
  color:#fff;
  padding:12px 20px;
  font-weight:700;
  transition:.2s ease;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
}
.nav-cta:hover,.btn:hover{
  background:var(--wine-dark);
  transform:translateY(-2px);
  box-shadow:0 8px 18px rgba(142,41,71,.2);
}
.btn:active,.nav-cta:active{transform:translateY(0)}
.btn.secondary{
  background:transparent;
  color:var(--wine);
  border:1px solid var(--wine);
}
.btn.secondary:hover{background:#f7e9ed}
.btn.small{padding:8px 13px;font-size:13px}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.menu-toggle{
  display:none;
  background:none;
  border:1px solid var(--line);
  border-radius:5px;
  padding:8px 10px;
  color:var(--wine);
}
.focus-ring:focus-visible,.btn:focus-visible,.nav-cta:focus-visible,
.nav-links a:focus-visible,.faq button:focus-visible,
input:focus-visible,select:focus-visible{
  outline:3px solid #efb2b3;
  outline-offset:3px;
}
.page-intro{
  padding:70px 0 45px;
  background:#2d2226;
  color:#fff;
}
.intro-grid{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);
  gap:50px;
  align-items:end;
}
.eyebrow,.section-kicker{
  font-size:12px;
  color:var(--wine);
  font-weight:800;
  letter-spacing:1px;
  text-transform:uppercase;
}
.page-intro .eyebrow{color:#efb2b3}
.page-intro h1{
  font-size:clamp(38px,5vw,64px);
  line-height:1.12;
  margin:15px 0 18px;
  max-width:760px;
}
.page-intro p{
  color:#d4c4c7;
  max-width:650px;
  margin:0;
  font-size:16px;
}
.intro-aside{
  border-left:1px solid rgba(255,255,255,.25);
  padding-left:24px;
}
.intro-aside strong{display:block;font-size:42px;line-height:1;color:#fff}
.intro-aside span{display:block;color:#d4c4c7;font-size:13px;margin-top:8px}
.notice{
  padding:18px 0;
  border-bottom:1px solid var(--line);
  background:#f5e9e5;
}
.notice-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  color:var(--muted);
  font-size:13px;
}
.notice strong{color:var(--ink)}
section{padding:72px 0}
.section-head{
  display:flex;
  justify-content:space-between;
  gap:28px;
  align-items:end;
  margin-bottom:30px;
}
.section-head h2{
  font-size:32px;
  line-height:1.25;
  margin:7px 0 0;
}
.section-head p{color:var(--muted);max-width:520px;margin:0}
.index-layout{
  display:grid;
  grid-template-columns:1.35fr .85fr;
  gap:20px;
}
.feature-card{
  min-height:420px;
  position:relative;
  overflow:hidden;
  border-radius:var(--radius);
  background:#34252b;
  color:#fff;
}
.feature-card img{
  width:100%;
  height:100%;
  min-height:420px;
  object-fit:cover;
  opacity:.72;
  filter:saturate(.7);
}
.feature-overlay{
  position:absolute;
  inset:0;
  padding:30px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  background:linear-gradient(0deg,rgba(36,27,32,.9),transparent 65%);
}
.feature-overlay h3{font-size:28px;line-height:1.25;margin:10px 0}
.feature-overlay p{color:#e2d8da;max-width:500px;margin:0 0 20px}
.side-index{display:grid;grid-template-rows:1fr 1fr;gap:20px}
.index-item{
  background:var(--panel);
  border:1px solid var(--line);
  padding:25px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  border-radius:var(--radius);
  transition:.2s ease;
}
.index-item:hover{border-color:#d5a8ae;transform:translateY(-3px);box-shadow:var(--shadow)}
.index-number{font-size:12px;color:var(--wine);font-weight:800;letter-spacing:1px}
.index-item h3{font-size:21px;margin:20px 0 7px}
.index-item p{color:var(--muted);font-size:14px;margin:0}
.index-meta{display:flex;justify-content:space-between;gap:12px;margin-top:20px;color:var(--muted);font-size:12px}
.toolbar{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:18px 0;
  margin-bottom:28px;
}
.toolbar-inner{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}
.toolbar label{font-size:13px;color:var(--muted);font-weight:700}
.select-wrap{position:relative}
.toolbar select{
  appearance:none;
  min-width:145px;
  padding:10px 34px 10px 12px;
  border:1px solid var(--line);
  border-radius:4px;
  background:#fff;
  color:var(--ink);
}
.select-wrap:after{
  content:"⌄";
  position:absolute;
  right:12px;
  top:8px;
  color:var(--wine);
  pointer-events:none;
}
.clear-filter{
  border:0;
  background:none;
  color:var(--wine);
  padding:9px 5px;
  font-size:13px;
  margin-left:auto;
}
.clear-filter:hover{text-decoration:underline}
.results-grid{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:22px;
}
.result-list{display:grid;gap:12px}
.result-card{
  display:grid;
  grid-template-columns:180px minmax(0,1fr) auto;
  gap:19px;
  align-items:center;
  background:var(--panel);
  border:1px solid var(--line);
  padding:12px;
  border-radius:var(--radius);
  transition:.2s ease;
}
.result-card:hover{border-color:#d5a8ae;box-shadow:var(--shadow);transform:translateY(-2px)}
.thumb{
  aspect-ratio:16/10;
  overflow:hidden;
  border-radius:4px;
  background:#eadedb;
}
.thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(.75)}
.result-card h3{font-size:18px;line-height:1.35;margin:8px 0 6px}
.result-card p{color:var(--muted);font-size:13px;margin:0}
.card-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:12px}
.tag{display:inline-block;background:#f5e8eb;color:var(--wine);font-size:11px;padding:3px 8px;border-radius:20px}
.result-card .btn{white-space:nowrap}
.result-side{
  background:#f2e6e2;
  padding:28px;
  border-radius:var(--radius);
  align-self:start;
}
.result-side h3{font-size:23px;margin:0 0 10px}
.result-side p{color:var(--muted);font-size:14px;margin:0 0 22px}
.filter-status{
  display:flex;
  justify-content:space-between;
  gap:15px;
  color:var(--muted);
  font-size:13px;
  margin-bottom:14px;
}
.empty-state,.error-state{
  display:none;
  padding:30px;
  border:1px dashed var(--line);
  color:var(--muted);
  text-align:center;
  background:#fff;
}
.empty-state.show,.error-state.show{display:block}
.more-row{display:flex;justify-content:center;margin-top:28px}
.faq-list{max-width:850px;border-top:1px solid var(--line)}
.faq{border-bottom:1px solid var(--line)}
.faq button{
  width:100%;
  padding:20px 0;
  background:none;
  border:0;
  text-align:left;
  display:flex;
  justify-content:space-between;
  gap:20px;
  font-weight:700;
  color:var(--ink);
}
.faq button span:last-child{font-size:22px;color:var(--wine);line-height:1}
.faq .answer{display:none;padding:0 38px 20px 0;color:var(--muted);font-size:14px}
.faq.open .answer{display:block}
.faq.open button{color:var(--wine)}
.cta-section{background:#2d2226;color:#fff}
.form-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:start;
}
.cta-section .section-kicker{color:#efb2b3}
.cta-section h2{font-size:38px;line-height:1.25;margin:10px 0 16px}
.cta-section p{color:#d4c4c7}
.form{background:#fff;color:var(--ink);padding:28px;border-radius:var(--radius)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.field small{display:block;color:var(--muted);font-size:12px;margin-top:5px}
.field input,.field select{
  width:100%;
  border:1px solid var(--line);
  padding:11px 12px;
  border-radius:4px;
  background:#fff;
  color:var(--ink);
  outline:none;
}
.field input:focus,.field select:focus{border-color:var(--wine);box-shadow:0 0 0 3px rgba(142,41,71,.12)}
.checkbox-line{display:flex;gap:9px;align-items:flex-start;color:var(--muted);font-size:12px;margin:18px 0}
.checkbox-line input{margin-top:5px;accent-color:var(--wine)}
.form .btn{width:100%}
.form-message{min-height:24px;margin-top:12px;font-size:13px}
.form-message.success{color:var(--green)}
.form-message.error{color:var(--danger)}
footer{padding:34px 0 42px}
.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}
.footer-links{display:flex;gap:18px;color:var(--muted);font-size:13px}
.footer-links a:hover{color:var(--wine)}
.copyright{color:var(--muted);font-size:12px;margin-top:25px}
@media (max-width:1024px){
  .container{width:min(var(--max),calc(100% - 32px))}
  .nav{gap:16px}
  .intro-grid{gap:30px}
  .results-grid{grid-template-columns:1fr}
  .result-side{display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center}
  .result-side p{margin:0}
}
@media (max-width:768px){
  .container{width:min(100% - 28px,var(--max))}
  .nav{height:65px}
  .brand{font-size:13px;max-width:230px;overflow:hidden;text-overflow:ellipsis}
  .menu-toggle{display:block;margin-left:auto}
  .nav-links{
    display:none;
    position:absolute;
    top:65px;
    left:0;
    right:0;
    background:var(--paper);
    border-bottom:1px solid var(--line);
    padding:12px 14px;
    flex-direction:column;
    align-items:stretch;
    box-shadow:var(--shadow);
  }
  .nav-links.show{display:flex}
  .nav-links a{border:0;padding:12px}
  .nav-cta{display:none}
  .page-intro{padding:47px 0 34px}
  .intro-grid{grid-template-columns:1fr;gap:28px}
  .page-intro h1{font-size:42px}
  .intro-aside{border-left:0;border-top:1px solid rgba(255,255,255,.25);padding:20px 0 0}
  section{padding:57px 0}
  .section-head{display:block}
  .section-head h2{font-size:28px;margin-bottom:10px}
  .index-layout{grid-template-columns:1fr}
  .feature-card,.feature-card img{min-height:340px;height:340px}
  .side-index{grid-template-columns:1fr 1fr;grid-template-rows:none}
  .toolbar-inner{align-items:stretch}
  .toolbar label{width:100%}
  .select-wrap{flex:1;min-width:130px}
  .toolbar select{width:100%;min-width:0}
  .clear-filter{margin-left:0}
  .result-card{grid-template-columns:125px minmax(0,1fr);gap:14px}
  .result-card .btn{grid-column:2;justify-self:start}
  .result-side{display:block}
  .result-side p{margin-bottom:20px}
  .form-wrap{grid-template-columns:1fr;gap:28px}
  .cta-section h2{font-size:32px}
}
@media (max-width:520px){
  .page-intro h1{font-size:35px}
  .page-intro p{font-size:15px}
  .notice-inner{display:block}
  .notice-inner strong{display:block;margin-bottom:4px}
  .side-index{grid-template-columns:1fr}
  .feature-overlay{padding:22px}
  .feature-overlay h3{font-size:23px}
  .result-card{grid-template-columns:105px minmax(0,1fr);padding:10px}
  .result-card h3{font-size:16px}
  .result-card p{font-size:12px}
  .result-card .btn{font-size:12px;padding:8px 11px}
  .faq button{padding:17px 0}
  .form{padding:21px}
  .footer-grid{display:block}
  .footer-links{margin-top:22px;flex-wrap:wrap}
}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}