/* roulang page: index */
:root{
  --primary:#B4652F;
  --primary-dark:#8A4C21;
  --primary-soft:#F2E4D5;
  --secondary:#52683F;
  --secondary-soft:#E6EBDD;
  --accent:#E2A94A;
  --bg:#F8F4ED;
  --bg-card:#FFFCF7;
  --bg-deep:#2E2B22;
  --text-primary:#2B2118;
  --text-secondary:#6B5D4E;
  --border:#E6DAC8;
  --shadow:0 2px 8px rgba(98,66,32,.08);
  --shadow-hover:0 8px 24px rgba(98,66,32,.14);
  --radius:14px;
  --radius-btn:8px;
  --radius-img:10px;
  --transition:all .3s ease;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-cn);
  background:var(--bg);
  color:var(--text-primary);
  line-height:1.75;
  font-size:15px;
  padding-bottom:0;
  overflow-x:hidden;
}
body{display:block}
a{text-decoration:none;color:inherit;transition:var(--transition)}
img{max-width:100%;height:auto;object-fit:cover}
button{font-family:inherit}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.container-fluid{padding-left:0;padding-right:0}

/* Top announcement */
.top-bar{background:var(--secondary);height:36px;color:#fff;font-size:13px;display:flex;align-items:center}
.top-bar .container{display:flex;justify-content:space-between;align-items:center}
.top-bar a{color:rgba(255,255,255,.85);margin-left:16px;font-size:12px}
.top-bar a:hover{color:#fff}

/* Header & Nav */
.site-header{background:var(--bg-card);border-bottom:1px solid var(--border);position:relative;z-index:100;transition:var(--transition)}
.site-header.is-sticky{position:fixed;top:0;left:0;right:0;box-shadow:0 2px 8px rgba(98,66,32,.12);animation:slideDown .3s ease}
@keyframes slideDown{from{transform:translateY(-100%)}to{transform:translateY(0)}}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{width:40px;height:40px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.brand-logo svg{width:22px;height:22px}
.brand-name{font-size:20px;font-weight:700;color:var(--text-primary);letter-spacing:1px}
.nav-groups{display:flex;align-items:center;gap:0}
.nav-group{display:flex;align-items:center;gap:20px;padding:0 20px}
.nav-group+.nav-group{border-left:1px solid #E0D5C3}
.nav-group a{font-size:15px;font-weight:500;color:var(--text-primary);position:relative;padding:8px 0}
.nav-group a:hover{color:var(--primary)}
.nav-group a.active{color:var(--primary)}
.nav-group a.active::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--primary)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-actions .link-btn{font-size:14px;font-weight:500;color:var(--text-primary);background:none;border:none;padding:8px 10px;border-radius:var(--radius-btn)}
.nav-actions .link-btn:hover{color:var(--primary)}
.nav-actions .btn-primary-custom{height:36px;padding:0 20px;background:var(--primary);border:1px solid var(--primary);color:#fff;border-radius:var(--radius-btn);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;cursor:pointer;transition:var(--transition)}
.nav-actions .btn-primary-custom:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-1px)}
.navbar-toggler-custom{display:none;width:40px;height:40px;border:1px solid var(--border);border-radius:var(--radius-btn);background:var(--bg-card);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.navbar-toggler-custom span{display:block;width:18px;height:2px;background:var(--text-primary);border-radius:2px}
.mobile-menu{display:none;border-top:1px solid var(--border);background:var(--bg-card);padding:16px 0}
.mobile-menu .nav-group{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:8px 24px;border-left:none}
.mobile-menu .nav-group a{display:block;width:100%;padding:8px 0}

/* Hero */
.hero{
  background:var(--bg);
  background-image:radial-gradient(ellipse at 90% 20%,rgba(226,169,74,.12) 0%,transparent 50%),url('/assets/images/backpic/back-1.jpg');
  background-size:cover;
  background-position:center;
  position:relative;
  padding:90px 0 80px;
  min-height:calc(100vh - 108px);
  display:flex;
  align-items:center;
}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(248,244,237,.95) 0%,rgba(248,244,237,.82) 55%,rgba(248,244,237,.4) 100%);}
.hero .container{position:relative;z-index:2}
.hero-flag{display:inline-flex;align-items:center;gap:6px;background:var(--primary-soft);color:var(--primary-dark);border-radius:999px;padding:5px 14px;font-size:13px;font-weight:500;margin-bottom:20px}
.hero h1{
  font-size:48px;
  font-weight:700;
  line-height:1.25;
  color:var(--text-primary);
  letter-spacing:-0.5px;
  margin-bottom:20px;
  max-width:720px;
}
.hero-sub{font-size:18px;color:var(--text-secondary);max-width:560px;margin-bottom:32px;line-height:1.7}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:32px}
.btn-primary-custom{
  height:48px;padding:0 32px;background:var(--primary);border:1px solid var(--primary);color:#fff;
  border-radius:var(--radius-btn);font-size:16px;font-weight:600;display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:var(--transition);
}
.btn-primary-custom:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-outline-custom{
  height:48px;padding:0 32px;background:transparent;border:1px solid var(--border);color:var(--text-primary);
  border-radius:var(--radius-btn);font-size:16px;font-weight:500;display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:var(--transition);
}
.btn-outline-custom:hover{border-color:var(--secondary);color:var(--secondary);transform:translateY(-2px)}
.hero-tags{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-secondary)}
.hero-tags .dot{width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block}
.video-mockup{
  background:var(--bg-card);
  border-radius:var(--radius);
  padding:12px;
  box-shadow:0 12px 40px rgba(98,66,32,.15);
  transform:rotate(1deg);
  max-width:520px;
  margin-left:auto;
  position:relative;
}
.video-mockup::before{content:'';position:absolute;top:-18px;left:-18px;right:-18px;bottom:-18px;background:rgba(226,169,74,.15);border-radius:24px;transform:rotate(-2deg);z-index:-1}
.video-mockup .video-cover{border-radius:10px;overflow:hidden;aspect-ratio:16/9;background:var(--primary-soft)}
.video-mockup .video-cover img{width:100%;height:100%;object-fit:cover}
.mockup-controls{display:flex;align-items:center;gap:12px;padding:12px 6px 4px}
.mockup-controls .ctrl-btn{width:30px;height:30px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px}
.mockup-controls .progress-bar{flex:1;height:4px;background:var(--border);border-radius:99px;overflow:hidden}
.mockup-controls .progress-bar span{display:block;height:100%;width:60%;background:var(--primary);border-radius:99px}

/* Sections */
.section{padding:80px 0}
.section-head{margin-bottom:48px}
.section-tag{font-size:13px;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:2px;margin-bottom:12px;display:inline-flex;align-items:center;gap:8px}
.section-tag::before{content:'';width:4px;height:4px;border-radius:50%;background:var(--primary);display:inline-block}
.section-title{font-size:36px;font-weight:700;line-height:1.3;margin-bottom:16px;color:var(--text-primary)}
.section-desc{font-size:16px;color:var(--text-secondary);max-width:640px;line-height:1.75}

/* Feature cards */
.feature-area{padding:80px 0}
.feature-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:24px}
.feature-large{
  position:relative;border-radius:var(--radius);overflow:hidden;min-height:320px;
  background:var(--primary-soft);
  background-image:url('/assets/images/coverpic/cover-2.webp');
  background-size:cover;
  background-position:center;
  display:flex;align-items:flex-end;
}
.feature-large::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(43,33,24,.8) 0%,transparent 70%)}
.feature-large .feature-content{position:relative;z-index:2;padding:40px;color:#fff}
.feature-large h3{font-size:24px;font-weight:700;margin-bottom:8px}
.feature-large p{font-size:14px;opacity:.9;max-width:400px}
.feature-smalls{display:flex;flex-direction:column;gap:24px}
.feature-small{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;
  display:flex;gap:16px;align-items:flex-start;transition:var(--transition);flex:1;
}
.feature-small:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.feature-icon{width:44px;height:44px;border-radius:50%;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--primary);font-size:18px}
.feature-small h4{font-size:18px;font-weight:600;margin-bottom:6px}
.feature-small p{font-size:14px;color:var(--text-secondary);line-height:1.6}

/* Scenario */
.scenario{padding:80px 0;background:var(--bg-card)}
.scenario-row{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-bottom:80px}
.scenario-row:last-child{margin-bottom:0}
.scenario-row.reversed .scenario-image{order:2}
.scenario-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}
.scenario-image:hover{box-shadow:var(--shadow-hover)}
.scenario-image img{width:100%;height:320px;object-fit:cover}
.scenario-image.ui-preview{background:var(--primary-soft);padding:24px;display:flex;align-items:center;justify-content:center;height:320px}
.ui-cards{display:flex;gap:16px;align-items:center;justify-content:center}
.ui-card{background:var(--bg-card);border-radius:10px;padding:16px;width:140px;box-shadow:var(--shadow);border:1px solid var(--border)}
.ui-card .ui-img{height:70px;background:var(--secondary-soft);border-radius:6px;margin-bottom:10px}
.ui-card .ui-line{height:8px;background:var(--border);border-radius:4px;margin-bottom:6px}
.ui-card .ui-line.short{width:70%}
.scenario-info h3{font-size:24px;font-weight:700;margin-bottom:16px}
.scenario-info p{font-size:15px;color:var(--text-secondary);line-height:1.75;margin-bottom:16px}
.check-list{list-style:none;padding:0}
.check-list li{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:15px}
.check-list .check-icon{width:20px;height:20px;border-radius:50%;background:var(--primary);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;flex-shrink:0}

/* Social proof */
.social-proof{padding:80px 0;background:rgba(242,228,213,.35)}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:48px;border-bottom:1px solid var(--border);padding-bottom:48px}
.stat-item{text-align:center;padding:16px}
.stat-number{font-size:36px;font-weight:700;color:var(--secondary);margin-bottom:4px}
.stat-label{font-size:14px;color:var(--text-secondary)}
.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:32px;transition:var(--transition);
}
.testimonial-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.testimonial-text{font-size:15px;line-height:1.7;color:var(--text-primary);margin-bottom:16px;position:relative;padding-left:20px}
.testimonial-text::before{content:'\201C';font-size:40px;color:var(--primary);opacity:.3;position:absolute;left:0;top:-10px}
.testimonial-meta{font-size:13px;color:var(--text-secondary)}

/* FAQ */
.faq{padding:80px 0}
.accordion-item{border:1px solid var(--border)!important;border-radius:0!important;margin-bottom:12px;background:var(--bg-card)}
.accordion-item:first-child{border-radius:var(--radius) var(--radius) 0 0!important}
.accordion-item:last-child{border-radius:0 0 var(--radius) var(--radius)!important;margin-bottom:0}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--text-primary);background:var(--bg-card);
  padding:20px 24px;box-shadow:none!important;transition:var(--transition);
}
.accordion-button:not(.collapsed){background:var(--primary-soft);color:var(--primary-dark)}
.accordion-button::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%238A4C21' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E")}
.accordion-body{background:var(--bg-card);color:var(--text-secondary);font-size:15px;line-height:1.75;padding:20px 24px 24px}
.faq-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.faq-links a{display:inline-block;background:var(--primary-soft);color:var(--primary-dark);padding:6px 16px;border-radius:999px;font-size:13px;font-weight:500;transition:var(--transition)}
.faq-links a:hover{background:var(--primary);color:#fff}

/* CTA banner */
.cta-banner{
  padding:80px 0;background:var(--bg-deep);color:#fff;
  background-image:url('/assets/images/backpic/back-3.jpg');
  background-size:cover;
  background-position:center;
  position:relative;
}
.cta-banner::before{content:'';position:absolute;inset:0;background:rgba(46,43,34,.88)}
.cta-banner .container{position:relative;z-index:2;text-align:center}
.cta-banner h2{font-size:32px;font-weight:700;margin-bottom:12px}
.cta-banner p{color:#DCD0C0;font-size:15px;margin-bottom:32px;max-width:560px;margin-left:auto;margin-right:auto}
.cta-banner .btn-wrap{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-light-custom{
  height:48px;padding:0 36px;background:var(--primary);border:1px solid var(--primary);color:#fff;
  border-radius:var(--radius-btn);font-size:16px;font-weight:600;display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:var(--transition);
}
.btn-light-custom:hover{background:#C67A42;border-color:#C67A42;transform:translateY(-2px)}
.btn-ghost-custom{
  height:48px;padding:0 36px;background:transparent;border:1px solid rgba(255,255,255,.7);color:#fff;
  border-radius:var(--radius-btn);font-size:16px;font-weight:500;display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:var(--transition);
}
.btn-ghost-custom:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* Footer */
.site-footer{background:var(--bg-deep);color:#DCD0C0;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-brand .brand-name{color:#fff;font-size:18px}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;padding:0}
.footer-col ul li{margin-bottom:8px}
.footer-col ul a{font-size:14px;color:#DCD0C0}
.footer-col ul a:hover{color:var(--accent)}
.footer-contact p{font-size:14px;margin-bottom:8px}
.footer-copyright{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13px;color:#A89F8F}
.footer-copyright .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.footer-copyright a{color:#DCD0C0}
.footer-copyright a:hover{color:var(--accent)}

/* Sticky conversion bar */
.conversion-bar{
  position:fixed;bottom:0;left:0;right:0;height:64px;background:rgba(248,244,237,.96);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border-top:1px solid var(--border);
  display:flex;align-items:center;padding:0 24px;z-index:999;
  transform:translateY(100%);transition:transform .4s ease;box-shadow:0 -4px 16px rgba(98,66,32,.08);
}
.conversion-bar.show{transform:translateY(0)}
.conv-left{display:flex;align-items:center;gap:12px;flex:1}
.conv-thumb{width:46px;height:34px;border-radius:6px;overflow:hidden;background:var(--primary-soft)}
.conv-thumb img{width:100%;height:100%;object-fit:cover}
.conv-text{font-size:14px;color:var(--text-primary);font-weight:500}
.conv-text small{display:block;font-size:12px;color:var(--text-secondary)}
.conv-btn{
  height:36px;padding:0 20px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-btn);
  font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;cursor:pointer;transition:var(--transition);margin-left:16px;
}
.conv-btn:hover{background:var(--primary-dark)}
.conv-close{width:24px;height:24px;border:none;background:none;cursor:pointer;font-size:16px;color:var(--text-secondary);margin-left:12px}
body.has-conversion-bar{padding-bottom:64px}

/* Images & objects */
img.loading-bg{background:var(--primary-soft)}

/* Responsive */
@media (max-width:991.98px){
  .nav-group{display:none}
  .navbar-toggler-custom{display:flex}
  .nav-actions .link-btn{display:none}
  .feature-grid{grid-template-columns:1fr}
  .scenario-row,.scenario-row.reversed{grid-template-columns:1fr;gap:32px}
  .scenario-row.reversed .scenario-image{order:0}
  .testimonials{grid-template-columns:1fr}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero{padding:60px 0}
  .hero h1{font-size:38px}
}
@media (max-width:767.98px){
  .hero h1{font-size:32px}
  .hero-ctas .btn-primary-custom,.hero-ctas .btn-outline-custom{width:100%;justify-content:center}
  .section{padding:56px 0}
  .feature-large .feature-content{padding:24px}
  .feature-large{min-height:260px}
  .conversion-bar{height:auto;min-height:60px;padding:8px 16px}
  .conv-text{font-size:13px}
  .conv-text small{display:none}
  .conv-btn{padding:0 16px;margin-left:8px}
  .footer-grid{grid-template-columns:1fr}
  .nav-wrap{height:60px}
}
@media (max-width:520px){
  .top-bar .container{justify-content:center}
  .top-bar .top-links{display:none}
  .stats-row{grid-template-columns:1fr 1fr;gap:12px}
  .stat-number{font-size:28px}
  .section-title{font-size:26px}
  .brand-name{font-size:17px}
  .hero-flag{font-size:12px}
  .hero-sub{font-size:16px}
  .video-mockup{margin-top:32px}
  .ui-cards{flex-direction:column}
}

/* Accessibility */
a:focus-visible,button:focus-visible{
  outline:2px solid var(--secondary);
  outline-offset:2px;
}

/* Feature small responsive */
@media (min-width:992px) and (max-width:1200px){
  .nav-group{gap:14px;padding:0 12px}
  .hero h1{font-size:42px}
}

/* roulang page: category1 */
:root{
 --primary:#B4652F;
 --primary-dark:#8A4C21;
 --primary-soft:#F2E4D5;
 --secondary:#52683F;
 --secondary-soft:#E6EBDD;
 --accent:#E2A94A;
 --bg:#F8F4ED;
 --bg-card:#FFFCF7;
 --bg-deep:#2E2B22;
 --text-primary:#2B2118;
 --text-secondary:#6B5D4E;
 --border:#E6DAC8;
 --shadow:0 2px 8px rgba(98,66,32,.08);
 --shadow-hover:0 8px 24px rgba(98,66,32,.14);
 --radius:14px;
 --radius-btn:8px;
 --radius-img:10px;
 --transition:all .3s ease;
 --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
html{scroll-behavior:smooth}
body{
 font-family:var(--font-cn);
 background:var(--bg);
 color:var(--text-primary);
 line-height:1.75;
 font-size:15px;
 margin:0;
 padding:0 0 64px 0;
 overflow-x:hidden;
}
*,*::before,*::after{box-sizing:border-box}
a{text-decoration:none;color:inherit;transition:var(--transition)}
img{max-width:100%;height:auto;object-fit:cover}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;line-height:1.4}
p{margin:0}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.row{margin-left:calc(-12px);margin-right:calc(-12px)}
.row>*{padding-left:12px;padding-right:12px}
:focus-visible{outline:2px solid var(--secondary);outline-offset:2px;border-radius:4px}

/* 顶部公告条 */
.top-bar{
 background:var(--secondary);
 height:36px;
 display:flex;
 align-items:center;
 font-size:13px;
 color:rgba(255,255,255,.92);
}
.top-bar .container{
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:16px;
}
.top-bar-links{display:flex;gap:16px;flex-shrink:0}
.top-bar-links a{color:rgba(255,255,255,.85);font-size:12px;transition:var(--transition)}
.top-bar-links a:hover{color:#fff;text-decoration:underline}

/* Header */
.site-header{
 background:var(--bg-card);
 border-bottom:1px solid var(--border);
 position:sticky;
 top:0;
 z-index:1000;
 box-shadow:0 1px 4px rgba(98,66,32,.04);
}
.site-header.is-sticky{box-shadow:0 2px 8px rgba(98,66,32,.12)}
.nav-wrap{
 display:flex;
 align-items:center;
 justify-content:space-between;
 height:72px;
 gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo{
 width:40px;height:40px;border-radius:50%;
 background:var(--primary);
 display:flex;align-items:center;justify-content:center;
 flex-shrink:0;
}
.brand-logo svg{width:22px;height:22px}
.brand-name{font-size:20px;font-weight:700;color:var(--text-primary);letter-spacing:1px;white-space:nowrap}
.nav-groups{display:flex;align-items:center;gap:0;margin:0 auto}
.nav-group{display:flex;align-items:center;gap:20px;padding:0 20px}
.nav-group+.nav-group{border-left:1px solid #E0D5C3}
.nav-group a{
 font-size:15px;font-weight:500;color:var(--text-primary);
 position:relative;padding:8px 0;white-space:nowrap;
}
.nav-group a:hover{color:var(--primary)}
.nav-group a.active{color:var(--primary)}
.nav-group a.active::after{
 content:'';position:absolute;bottom:-3px;left:0;right:0;height:2px;
 background:var(--primary);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-actions .link-btn{
 font-size:14px;font-weight:500;color:var(--text-primary);
 background:none;border:none;padding:8px 10px;border-radius:var(--radius-btn);
 transition:var(--transition);
}
.nav-actions .link-btn:hover{color:var(--primary);background:var(--primary-soft)}
.btn-primary-custom{
 height:40px;padding:0 20px;background:var(--primary);
 border:1px solid var(--primary);color:#fff;border-radius:var(--radius-btn);
 font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;
 cursor:pointer;transition:var(--transition);white-space:nowrap;
}
.btn-primary-custom:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.navbar-toggler-custom{
 display:none;width:40px;height:40px;border:1px solid var(--border);
 border-radius:var(--radius-btn);background:var(--bg-card);cursor:pointer;
 flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.navbar-toggler-custom span{display:block;width:18px;height:2px;background:var(--text-primary);border-radius:2px;transition:var(--transition)}
.mobile-menu{
 display:none;border-top:1px solid var(--border);background:var(--bg-card);
 padding:16px 0;position:absolute;top:100%;left:0;right:0;z-index:999;
 box-shadow:0 8px 24px rgba(98,66,32,.12);
}
.mobile-menu.show{display:block}
.mobile-menu .nav-group{
 display:flex;flex-direction:column;align-items:stretch;gap:4px;
 padding:8px 24px;border-left:none;
}
.mobile-menu .nav-group a{display:block;width:100%;padding:10px 0;font-size:15px}

/* 页面主体头部 */
.category-hero{
 background:var(--bg);
 background-image:radial-gradient(ellipse at 85% 30%,rgba(226,169,74,.12) 0%,transparent 60%);
 padding:56px 0 48px;
 border-bottom:1px solid var(--border);
 position:relative;
}
.breadcrumb-custom{
 display:flex;align-items:center;gap:8px;
 font-size:13px;color:var(--text-secondary);
 margin-bottom:20px;
}
.breadcrumb-custom a{color:var(--text-secondary)}
.breadcrumb-custom a:hover{color:var(--primary)}
.breadcrumb-custom .sep{color:var(--border)}
.category-hero h1{
 font-size:40px;line-height:1.25;letter-spacing:-0.5px;
 color:var(--text-primary);max-width:860px;margin-bottom:16px;
}
.category-desc{
 font-size:16px;color:var(--text-secondary);line-height:1.75;
 max-width:760px;margin-bottom:28px;
}
.filter-tabs{display:flex;gap:10px;flex-wrap:wrap}
.filter-tab{
 display:inline-flex;align-items:center;justify-content:center;
 padding:7px 18px;border-radius:999px;background:transparent;
 border:1px solid var(--border);font-size:14px;font-weight:500;
 color:var(--text-secondary);cursor:pointer;transition:var(--transition);
}
.filter-tab:hover{border-color:var(--primary);color:var(--primary)}
.filter-tab.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* 精选区域 */
.content-section{padding:72px 0 24px}
.feature-card{
 display:flex;background:var(--bg-card);border:1px solid var(--border);
 border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
 margin-bottom:32px;transition:var(--transition);
}
.feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.feature-card .fc-media{
 flex:0 0 40%;max-width:40%;min-height:240px;position:relative;overflow:hidden;
 background:var(--primary-soft);
}
.feature-card .fc-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.feature-card:hover .fc-media img{transform:scale(1.03)}
.fc-play{
 position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
 width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.92);
 display:flex;align-items:center;justify-content:center;color:var(--primary);
 font-size:18px;box-shadow:0 4px 16px rgba(43,33,24,.25);transition:var(--transition);
 z-index:2;
}
.feature-card:hover .fc-play{background:var(--primary);color:#fff}
.fc-body{padding:32px 36px;display:flex;flex-direction:column;justify-content:center;flex:1}
.fc-tag{
 display:inline-flex;align-items:center;align-self:flex-start;
 background:var(--primary-soft);color:var(--primary-dark);
 font-size:12px;font-weight:600;padding:3px 12px;border-radius:999px;margin-bottom:14px;
}
.fc-body h3{font-size:22px;font-weight:700;color:var(--text-primary);margin-bottom:10px;line-height:1.4}
.fc-body p{font-size:14px;color:var(--text-secondary);line-height:1.75;margin-bottom:16px}
.fc-meta{display:flex;gap:18px;font-size:13px;color:var(--text-secondary)}
.fc-meta i{color:var(--accent);margin-right:4px}

/* 竖向卡片 */
.v-card-row{margin-bottom:32px}
.v-card{
 background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);margin-bottom:24px;
 height:100%;display:flex;flex-direction:column;
}
.v-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.v-media{
 position:relative;height:190px;overflow:hidden;background:var(--primary-soft);
}
.v-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.v-card:hover .v-media img{transform:scale(1.03)}
.v-play{
 position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
 width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.92);
 display:flex;align-items:center;justify-content:center;color:var(--primary);
 font-size:15px;box-shadow:0 4px 12px rgba(43,33,24,.22);transition:var(--transition);
 z-index:2;
}
.v-card:hover .v-play{background:var(--primary);color:#fff}
.v-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.v-body h3{font-size:17px;font-weight:600;color:var(--text-primary);margin-bottom:8px;line-height:1.45}
.v-body p{font-size:13px;color:var(--text-secondary);line-height:1.65;flex:1;margin-bottom:14px}
.v-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--text-secondary);border-top:1px solid var(--border);padding-top:12px}
.v-meta i{color:var(--accent);margin-right:4px}

/* 小尺寸卡片 */
.mini-card-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:40px}
.mini-card{
 display:flex;align-items:center;gap:14px;background:var(--bg-card);
 border:1px solid var(--border);border-radius:12px;padding:12px;
 transition:var(--transition);cursor:pointer;
}
.mini-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:var(--primary)}
.mini-thumb{
 width:88px;height:60px;border-radius:8px;overflow:hidden;background:var(--primary-soft);flex-shrink:0;
 display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:14px;
}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-info{flex:1;min-width:0}
.mini-info h4{font-size:14px;font-weight:600;color:var(--text-primary);line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini-info span{font-size:12px;color:var(--text-secondary);display:block;margin-top:4px}
.mini-play{
 width:28px;height:28px;border-radius:50%;background:var(--primary-soft);
 display:flex;align-items:center;justify-content:center;color:var(--primary);
 font-size:11px;flex-shrink:0;transition:var(--transition);
}
.mini-card:hover .mini-play{background:var(--primary);color:#fff}

/* 加载更多 */
.load-more-wrap{text-align:center;padding:16px 0 56px}
.load-more-btn{
 display:inline-flex;align-items:center;gap:8px;
 width:220px;height:44px;justify-content:center;
 background:transparent;border:1px solid var(--border);color:var(--text-primary);
 border-radius:var(--radius-btn);font-size:15px;font-weight:500;
 transition:var(--transition);cursor:pointer;
}
.load-more-btn:hover{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:var(--shadow-hover)}

/* 相关分类 */
.related-cats{
 padding:64px 0;background:var(--bg-card);
 border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.related-head{
 display:flex;align-items:center;justify-content:space-between;
 margin-bottom:36px;
}
.related-head h2{font-size:28px;font-weight:700;color:var(--text-primary)}
.related-link{font-size:14px;color:var(--primary);font-weight:500;display:inline-flex;align-items:center;gap:6px}
.related-link:hover{color:var(--primary-dark);text-decoration:underline}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.related-item{
 background:var(--primary-soft);border-radius:10px;padding:24px 20px;
 display:flex;align-items:center;justify-content:space-between;
 transition:var(--transition);cursor:pointer;border:1px solid transparent;
}
.related-item:hover{background:var(--secondary-soft);border-color:var(--secondary);transform:translateY(-2px)}
.related-item span{font-size:16px;font-weight:600;color:var(--text-primary)}
.related-item i{color:var(--primary);font-size:16px;transition:var(--transition)}
.related-item:hover i{transform:translateX(4px);color:var(--secondary)}

/* FAQ */
.faq-section{padding:72px 0 64px}
.faq-head{text-align:center;margin-bottom:44px}
.faq-head h2{font-size:30px;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.faq-head p{font-size:15px;color:var(--text-secondary)}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{
 border:1px solid var(--border);border-bottom:none;background:var(--bg-card);
 transition:var(--transition);
}
.faq-item:first-child{border-radius:12px 12px 0 0}
.faq-item:last-child{border-radius:0 0 12px 12px;border-bottom:1px solid var(--border)}
.faq-item.open{background:var(--primary-soft);box-shadow:var(--shadow)}
.faq-q{
 display:flex;align-items:center;justify-content:space-between;
 padding:18px 24px;font-size:16px;font-weight:600;color:var(--text-primary);
 cursor:pointer;transition:var(--transition);gap:16px;
}
.faq-q:hover{color:var(--primary)}
.faq-q i{font-size:14px;color:var(--text-secondary);transition:transform .3s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg);color:var(--primary)}
.faq-item.open .faq-q{color:var(--primary-dark)}
.faq-a{
 display:none;padding:0 24px 20px;font-size:14px;color:var(--text-secondary);
 line-height:1.75;
}
.faq-a p{margin-bottom:10px}
.faq-a p:last-child{margin-bottom:0}
.faq-tags{
 display:flex;gap:10px;justify-content:center;margin-top:40px;flex-wrap:wrap;
}
.faq-tags a{
 display:inline-flex;align-items:center;gap:6px;
 background:var(--primary-soft);color:var(--primary-dark);
 padding:6px 16px;border-radius:999px;font-size:13px;font-weight:500;
 transition:var(--transition);
}
.faq-tags a:hover{background:var(--primary);color:#fff}

/* CTA */
.cta-banner{
 background:var(--bg-deep);position:relative;
 padding:72px 0;text-align:center;
 overflow:hidden;
}
.cta-banner::before{
 content:'';position:absolute;top:-60px;right:-80px;width:280px;height:280px;
 border-radius:50%;background:rgba(226,169,74,.08);
}
.cta-banner h2{
 font-size:30px;font-weight:700;color:#FFFDF7;margin-bottom:12px;letter-spacing:-0.3px;
}
.cta-banner p{font-size:15px;color:#DCD0C0;margin-bottom:32px}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.btn-ghost-custom{
 height:46px;padding:0 28px;background:transparent;border:1px solid rgba(255,255,255,.6);
 color:#fff;border-radius:var(--radius-btn);font-size:15px;font-weight:500;
 display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:var(--transition);
}
.btn-ghost-custom:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* Footer */
.site-footer{background:var(--bg-deep);color:#DCD0C0;padding:64px 0 0}
.site-footer .container{max-width:1200px;padding-left:24px;padding-right:24px}
.footer-grid{
 display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
 padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.footer-brand .brand-logo{width:40px;height:40px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center}
.footer-brand .brand-name{color:#FFFDF7;font-size:20px;font-weight:700;letter-spacing:1px}
.footer-col h4{
 color:#FFFDF7;font-size:16px;font-weight:600;margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:#DCD0C0;line-height:1.6}
.footer-col ul a:hover{color:var(--accent)}
.footer-col p{font-size:14px;color:#DCD0C0;line-height:1.7;margin-bottom:6px}
.footer-copyright{
 padding:24px 0;border-top:1px solid rgba(255,255,255,.06);
 font-size:13px;color:#B8AFA3;
}
.footer-copyright .container{
 display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.footer-copyright a{color:#B8AFA3}
.footer-copyright a:hover{color:var(--accent)}

/* 固定转化条 */
.floating-bar{
 position:fixed;bottom:0;left:0;right:0;height:64px;
 background:rgba(248,244,237,.96);
 backdrop-filter:blur(8px);
 border-top:1px solid var(--border);
 display:flex;align-items:center;justify-content:space-between;
 padding:0 24px;z-index:999;
 transform:translateY(100%);
 opacity:0;
 transition:transform .4s ease,opacity .3s ease;
}
.floating-bar.show{transform:translateY(0);opacity:1}
.fb-info{display:flex;align-items:center;gap:12px}
.fb-thumb{
 width:44px;height:44px;border-radius:8px;overflow:hidden;background:var(--primary-soft);
 display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:15px;
}
.fb-thumb img{width:100%;height:100%;object-fit:cover}
.fb-text{font-size:14px;font-weight:600;color:var(--text-primary);line-height:1.4}
.fb-text span{display:block;font-size:12px;font-weight:400;color:var(--text-secondary)}
.fb-btn{
 height:36px;padding:0 20px;background:var(--primary);border:1px solid var(--primary);
 color:#fff;border-radius:var(--radius-btn);font-size:14px;font-weight:600;
 display:inline-flex;align-items:center;gap:6px;cursor:pointer;transition:var(--transition);
}
.fb-btn:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-1px)}
.fb-close{
 width:28px;height:28px;border:none;background:transparent;color:var(--text-secondary);
 font-size:16px;display:flex;align-items:center;justify-content:center;cursor:pointer;
 transition:var(--transition);border-radius:50%;
}
.fb-close:hover{color:var(--primary);background:var(--primary-soft)}

/* 移动端断点 */
@media (max-width:992px){
 .nav-groups{display:none}
 .nav-actions .link-btn{display:none}
 .navbar-toggler-custom{display:flex}
 .mobile-menu{display:none}
 .mobile-menu.show{display:block}
 .category-hero h1{font-size:32px}
 .feature-card .fc-media{flex:0 0 44%;max-width:44%}
 .fc-body{padding:24px 28px}
 .related-grid{grid-template-columns:repeat(2,1fr);gap:16px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
 .top-bar .container{flex-direction:column;justify-content:center;gap:2px;padding-top:4px;padding-bottom:4px}
 .top-bar{height:auto}
 .category-hero{padding:40px 0 36px}
 .category-hero h1{font-size:28px}
 .feature-card{flex-direction:column}
 .feature-card .fc-media{flex:0 0 200px;max-width:100%;min-height:200px}
 .feature-card .fc-media img{position:relative}
 .fc-body{padding:24px 20px}
 .fc-body h3{font-size:19px}
 .v-card-row .col-md-6{flex:0 0 50%;max-width:50%}
 .mini-card-row{grid-template-columns:1fr 1fr}
 .footer-grid{grid-template-columns:1fr;gap:24px}
 .footer-copyright .container{flex-direction:column;text-align:center}
 .floating-bar{padding:0 16px}
}
@media (max-width:576px){
 .container{padding-left:16px;padding-right:16px}
 .nav-wrap{height:64px}
 .brand-name{font-size:18px}
 .category-hero h1{font-size:24px;line-height:1.35}
 .category-desc{font-size:14px}
 .filter-tabs{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}
 .filter-tab{white-space:nowrap;padding:6px 14px;font-size:13px}
 .content-section{padding:48px 0 16px}
 .feature-card .fc-media{flex:0 0 180px;min-height:180px}
 .feature-card .fc-media img{position:absolute}
 .v-card-row .col-12{flex:0 0 100%;max-width:100%}
 .mini-card-row{grid-template-columns:1fr}
 .related-grid{grid-template-columns:1fr 1fr;gap:12px}
 .related-item{padding:16px 14px;flex-direction:column;gap:10px;align-items:flex-start}
 .faq-q{padding:16px 18px;font-size:15px}
 .faq-a{padding:0 18px 16px}
 .cta-banner h2{font-size:24px}
 .mobile-menu .nav-group{padding:6px 16px}
 .mobile-menu .nav-group a{padding:8px 0;font-size:14px}
}
@media (max-width:380px){
 .category-hero h1{font-size:21px}
 .brand-name{font-size:17px}
 .nav-actions .btn-primary-custom{padding:0 12px;font-size:13px}
 .fc-meta{flex-wrap:wrap;gap:8px}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}