/* roulang page: index */
:root{
  --primary:#145A47;
  --primary-dark:#0E3F33;
  --accent:#C39A5B;
  --accent-light:#d8bd8a;
  --bg:#F5F2EC;
  --surface:#ffffff;
  --text:#202420;
  --muted:#6B726E;
  --soft-muted:#8b928d;
  --border:#E2DDD3;
  --dark:#10261F;
  --shadow-sm:0 2px 10px rgba(0,0,0,.04);
  --shadow-md:0 12px 30px rgba(0,0,0,.06);
  --shadow-hover:0 18px 40px rgba(0,0,0,.09);
  --radius:10px;
  --radius-lg:16px;
  --transition:cubic-bezier(.2,.8,.2,1);
  --container-w:1240px;
  --sans:PingFang SC,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,sans-serif;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5,p,figure{margin:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
img{max-width:100%;display:block}
.container{max-width:var(--container-w);margin:0 auto;padding:0 24px}
@media(max-width:768px){.container{padding:0 16px}}
.section-pad{padding:96px 0}
@media(max-width:768px){.section-pad{padding:64px 0}}
.section-head{margin-bottom:48px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:14px;letter-spacing:.08em;color:var(--primary);margin-bottom:12px}
.section-head .eyebrow::before{content:"";width:26px;height:3px;background:var(--accent);border-radius:99px}
.section-head h2{font-family:var(--serif);font-weight:800;font-size:34px;line-height:1.25;color:var(--dark)}
.section-head p{margin-top:12px;color:var(--muted);max-width:680px;font-size:16px}
@media(max-width:768px){.section-head h2{font-size:26px}}
.section-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:15px;border-bottom:2px solid transparent;padding:4px 0;transition:border-color .2s var(--transition)}
.section-link:hover{border-color:var(--primary)}
.section-link svg{transition:transform .2s var(--transition)}
.section-link:hover svg{transform:translateX(4px)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 26px;border-radius:6px;font-weight:600;font-size:16px;line-height:1.4;border:1px solid transparent;transition:all .2s var(--transition);text-align:center}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(20,90,71,.16)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,90,71,.22)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-ghost:hover{background:rgba(20,90,71,.06);border-color:var(--primary-dark);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--dark);border-color:#fff}
.btn-light:hover{background:var(--accent-light);color:var(--dark);border-color:var(--accent)}
.btn:focus-visible{outline:3px solid rgba(20,90,71,.3);outline-offset:2px}

.site-header{position:relative;z-index:50}
.topbar{border-bottom:1px solid var(--border);background:var(--surface);transition:transform .25s var(--transition)}
.topbar-inner{min-height:40px;display:flex;align-items:center;justify-content:space-between;font-size:13px}
.topbar .brand{font-weight:700;font-size:15px;color:var(--dark);letter-spacing:.02em}
.topbar .top-meta{display:flex;align-items:center;gap:18px;color:var(--muted)}
.topbar .top-meta a{transition:color .2s}
.topbar .top-meta a:hover{color:var(--primary)}
.top-meta .divider{width:1px;height:14px;background:var(--border)}
.mainnav-wrap{background:rgba(255,255,255,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;transition:box-shadow .3s}
.site-header.is-sticky .mainnav-wrap{box-shadow:0 8px 30px rgba(16,38,31,.07)}
.mainnav-inner{min-height:68px;display:flex;align-items:center;gap:28px;justify-content:space-between}
.brand-lockup{display:flex;align-items:center;gap:8px;font-weight:700;font-size:22px;color:var(--dark);flex-shrink:0}
.brand-lockup span.clip{position:relative;white-space:nowrap}
.brand-lockup span.clip::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:4px;border-radius:99px;background:var(--accent);opacity:.6}
.brand-lockup .tagline{font-size:12px;font-weight:400;color:var(--muted);border-left:1px solid var(--border);padding-left:12px;margin-left:4px}
.primary-nav{display:flex;align-items:center;gap:4px;margin:0 auto}
.primary-nav a{position:relative;display:inline-flex;align-items:center;min-height:48px;padding:0 18px;font-weight:600;font-size:15px;color:#2f3532;border-radius:6px;transition:all .2s var(--transition)}
.primary-nav a:hover{color:var(--primary);background:rgba(20,90,71,.05)}
.primary-nav a.active{color:var(--primary)}
.primary-nav a.active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:2px;width:22px;height:3px;background:var(--primary);border-radius:99px}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-search{display:flex;align-items:center;min-width:0}
.search-pop{display:flex;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:4px 4px 4px 14px;transition:all .2s var(--transition)}
.search-pop input{border:0;background:transparent;width:92px;font-size:13px;color:var(--text);transition:width .25s var(--transition)}
.search-pop input:focus{outline:0;width:140px}
.search-pop button{width:32px;height:32px;border-radius:50%;border:0;background:var(--primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:background .2s}
.search-pop button:hover{background:var(--primary-dark)}
.trend-links{display:flex;align-items:center;gap:8px;font-size:13px}
.trend-links .trend-label{color:var(--soft-muted)}
.trend-links a{color:var(--muted);background:var(--bg);padding:3px 10px;border-radius:99px;transition:all .2s}
.trend-links a:hover{background:rgba(195,154,91,.15);color:#8a6a32}
.menu-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--surface);border-radius:8px;color:var(--dark)}

.hero{position:relative;overflow:hidden;padding:84px 0 88px;background:var(--bg)}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(ellipse 600px 440px at 88% 10%,rgba(195,154,91,.14),transparent 60%),
  radial-gradient(ellipse 700px 500px at 8% 90%,rgba(20,90,71,.09),transparent 60%);
  pointer-events:none}
.hero-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,480px);align-items:center;gap:72px;position:relative}
.hero-copy .kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(20,90,71,.08);color:var(--primary-dark);padding:6px 14px;border-radius:99px;font-size:13px;font-weight:600;margin-bottom:20px}
.hero-copy h1{font-family:var(--serif);font-weight:900;font-size:50px;line-height:1.22;color:var(--dark);letter-spacing:.01em;margin-bottom:22px}
.hero-copy h1 .line{display:block;color:var(--primary)}
.hero-copy h1 .underline{position:relative;white-space:nowrap;color:var(--primary)}
.hero-copy h1 .underline::after{content:"";position:absolute;left:0;bottom:6px;width:100%;height:6px;background:rgba(195,154,91,.3);z-index:-1}
.hero-desc{font-size:17px;color:var(--muted);line-height:1.8;max-width:580px;margin-bottom:32px}
.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.text-link{display:inline-flex;align-items:center;gap:4px;color:var(--primary);font-weight:600;font-size:16px;padding:8px 0}
.text-link svg{width:16px;height:16px;transition:transform .2s}
.text-link:hover svg{transform:translateX(4px)}
.hero-note{display:flex;gap:24px;flex-wrap:wrap;margin-top:46px;color:var(--soft-muted);font-size:13px}
.hero-note span{position:relative;padding-left:22px}
.hero-note span::before{content:"";position:absolute;left:0;top:5px;width:14px;height:14px;border-radius:50%;border:2px solid var(--accent)}
.hero-visual{position:relative}
.hero-visual .hero-img-main{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.72);box-shadow:0 30px 60px -15px rgba(16,38,31,.18)}
.hero-visual::before{content:"";position:absolute;inset:auto 0 -18px auto;width:72%;height:72%;background:rgba(195,154,91,.16);border-radius:var(--radius-lg);z-index:-1}
.hero-visual .hero-badge{position:absolute;left:-18px;bottom:22px;background:var(--dark);color:#fff;padding:12px 20px;border-radius:12px;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:10px;font-size:13px}
.hero-badge .dot{width:8px;height:8px;background:var(--accent);border-radius:50%;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.7}}
@media(max-width:1024px){
  .hero{padding:64px 0 72px}
  .hero-inner{grid-template-columns:1fr;gap:48px}
  .hero-copy h1{font-size:38px}
  .hero-visual .hero-img-main{aspect-ratio:16/9}
}
@media(max-width:768px){
  .hero-copy h1{font-size:31px}
  .hero-desc{font-size:16px}
  .hero-actions{flex-direction:column;align-items:flex-start;gap:14px}
  .hero-visual .hero-badge{left:0;bottom:-16px;font-size:12px;padding:10px 14px}
}

.data-strip{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface)}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:32px 0}
.data-item{text-align:center;position:relative;padding:24px 12px}
.data-item+.data-item::before{content:"";position:absolute;left:0;top:14%;height:72%;width:1px;background:var(--border)}
.data-item .num{font-family:var(--serif);font-size:38px;font-weight:900;color:var(--primary);letter-spacing:-.02em}
.data-item .label{font-size:14px;color:var(--muted);margin-top:6px}
@media(max-width:1024px){.data-grid{grid-template-columns:repeat(2,1fr)}.data-item:nth-child(3)::before{display:none}}
@media(max-width:768px){.data-grid{grid-template-columns:repeat(2,1fr);padding:16px 0}.data-item .num{font-size:30px}.data-item .label{font-size:13px}}

.service-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.service-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:34px 30px 30px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow-sm);transition:transform .2s var(--transition),box-shadow .2s var(--transition),border-color .2s}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(20,90,71,.16)}
.service-card .svc-icon{display:inline-flex;width:48px;height:48px;border-radius:12px;background:rgba(20,90,71,.08);color:var(--primary);align-items:center;justify-content:center}
.service-card h3{font-size:19px;font-weight:800;color:var(--dark)}
.service-card .svc-desc{color:var(--muted);font-size:15px;line-height:1.75;flex:1}
.service-card .svc-link{display:inline-flex;align-items:center;gap:4px;color:var(--primary);font-weight:600;font-size:14px;margin-top:8px}
.service-card .svc-link svg{transition:transform .2s}
.service-card:hover .svc-link svg{transform:translateX(4px)}
.grid-feature{grid-column:span 7;background:linear-gradient(135deg,var(--dark) 0%,#153a2e 70%,#1d5040 100%);border-color:transparent;color:#fff}
.grid-feature:hover{border-color:rgba(255,255,255,.15)}
.grid-feature h3{color:#fff;font-size:26px}
.grid-feature .svc-desc{color:rgba(255,255,255,.7)}
.grid-feature .svc-icon{background:rgba(255,255,255,.1);color:var(--accent-light)}
.grid-feature .svc-link{color:var(--accent-light)}
.grid-normal{grid-column:span 5}
@media(max-width:1024px){
  .grid-feature,.grid-normal{grid-column:span 6}
}
@media(max-width:768px){
  .service-grid{grid-template-columns:1fr}
  .grid-feature,.grid-normal{grid-column:span 1}
  .service-card{padding:26px 22px}
}

.scenario-section{background:var(--dark);padding:96px 0;position:relative;overflow:hidden}
.scenario-section::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(16,38,31,.86),rgba(16,38,31,.86)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.36}
.scenario-inner{position:relative;color:#fff}
.scenario-head{max-width:620px;margin-bottom:56px}
.scenario-head h2{color:#fff;font-family:var(--serif);font-size:34px;line-height:1.3}
.scenario-head p{color:rgba(255,255,255,.7);margin-top:12px}
.scenario-list{display:grid;grid-template-columns:1.15fr .9fr .9fr;gap:26px;align-items:end}
.scenario-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:38px 30px 30px;backdrop-filter:blur(4px);transition:all .25s var(--transition)}
.scenario-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px)}
.scenario-card strong{display:block;font-family:var(--serif);font-size:52px;line-height:1;color:var(--accent);margin-bottom:26px;font-weight:800}
.scenario-card h3{color:#fff;font-size:20px;margin-bottom:12px}
.scenario-card p{color:rgba(255,255,255,.68);font-size:14px;line-height:1.75}
@media(max-width:1024px){.scenario-list{grid-template-columns:1fr 1fr}.scenario-card:last-child{grid-column:span 2}}
@media(max-width:768px){.scenario-section{padding:64px 0}.scenario-list{grid-template-columns:1fr;gap:16px}.scenario-card:last-child{grid-column:auto}}

.testimonial-wrap{display:grid;grid-template-columns:1fr 1.02fr;gap:72px;align-items:center}
.testimonial-quote blockquote{font-family:var(--serif);font-weight:500;font-size:24px;line-height:1.6;color:var(--dark);margin-bottom:24px}
.testimonial-quote blockquote::before{content:"“";font-size:100px;font-family:Georgia,serif;color:var(--accent);line-height:.6;display:block;margin-bottom:10px}
.testimonial-quote cite{font-style:normal;color:var(--muted);font-size:15px;display:flex;align-items:center;gap:10px}
.testimonial-quote cite:before{content:"";width:34px;height:2px;background:var(--accent)}
.case-grid{display:flex;flex-direction:column;gap:18px}
.case-card{display:flex;gap:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;align-items:center;transition:box-shadow .2s var(--transition),transform .2s;box-shadow:var(--shadow-sm)}
.case-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.case-card img{width:176px;height:120px;object-fit:cover;border-radius:8px;flex-shrink:0}
.case-card .case-meta{flex:1}
.case-card h4{color:var(--dark);font-size:17px;font-weight:800;line-height:1.45}
.case-card p{color:var(--muted);font-size:13px;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.case-tag{display:inline-block;font-size:12px;font-weight:600;color:var(--primary);background:rgba(20,90,71,.07);padding:2px 12px;border-radius:99px;margin-bottom:8px}
@media(max-width:1024px){.testimonial-wrap{grid-template-columns:1fr;gap:40px}.case-card img{width:140px;height:100px}}
@media(max-width:520px){.case-card{flex-direction:column;align-items:flex-start}.case-card img{width:100%;height:auto;aspect-ratio:16/10}}

.news-section{background:var(--surface)}
.latest-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:34px}
.news-main-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--dark);min-height:420px;display:flex;align-items:flex-end;border:none;transition:transform .2s var(--transition),box-shadow .2s}
.news-main-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.news-main-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.7;transition:opacity .3s,transform .5s}
.news-main-card:hover img{transform:scale(1.03);opacity:.6}
.news-main-card .main-overlay{position:relative;padding:40px;width:100%;background:linear-gradient(to top,rgba(16,38,31,.92) 0%,rgba(16,38,31,.2) 75%,transparent 100%)}
.news-main-card .tag,.news-row .tag{display:inline-block;padding:3px 12px;background:rgba(195,154,91,.2);color:#fff;font-size:12px;border-radius:99px;margin-bottom:12px;font-weight:600}
.news-main-card h3{color:#fff;font-size:27px;font-family:var(--serif);font-weight:800;line-height:1.35}
.news-main-card p{color:rgba(255,255,255,.75);font-size:15px;line-height:1.75;margin-top:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-main-card time{display:block;color:rgba(255,255,255,.55);font-size:13px;margin-top:16px}
.news-right-list{display:flex;flex-direction:column;gap:0}
.news-row{display:flex;gap:18px;align-items:center;padding:20px 4px;border-bottom:1px solid var(--border)}
.news-row:first-child{padding-top:0}
.news-row:last-child{border-bottom:0;padding-bottom:0}
.news-row .row-dot{flex:none;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.news-row .row-content{flex:1;min-width:0}
.news-row .tag{background:rgba(20,90,71,.07);color:var(--primary)}
.news-row h4{font-size:16px;line-height:1.55;font-weight:700;transition:color .2s}
.news-row h4 a:hover{color:var(--primary)}
.news-row p{color:var(--muted);font-size:13px;margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row time{display:block;color:var(--soft-muted);font-size:12px;margin-top:8px}
.news-row .go-icon{color:var(--primary);opacity:0;transform:translateX(-4px);transition:all .2s}
.news-row a:hover .go-icon{opacity:1;transform:translateX(0)}
.empty-advice{border:1px dashed var(--border);border-radius:var(--radius-lg);background:#faf8f4;padding:48px;text-align:center;color:var(--muted)}
.empty-advice .empty-ico{font-size:40px}
.empty-advice a{display:inline-block;margin-top:16px;color:var(--primary);font-weight:600}
@media(max-width:1024px){.latest-grid{grid-template-columns:1fr;gap:24px}.news-main-card{min-height:360px}}
@media(max-width:768px){.news-row{flex-wrap:wrap}.news-main-card{min-height:300px}.news-main-card h3{font-size:22px}}

.plan-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.plan-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 30px;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);transition:all .2s var(--transition)}
.plan-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.plan-card .plan-type{font-weight:700;color:var(--muted);font-size:14px;letter-spacing:.05em}
.plan-card h3{font-family:var(--serif);font-size:24px;color:var(--dark);margin-top:10px;font-weight:800}
.plan-card .price{margin:24px 0;font-size:20px;color:var(--primary);font-weight:800}
.plan-card .price small{font-size:13px;font-weight:400;color:var(--soft-muted)}
.plan-features{list-style:none;padding:0;margin:0 0 28px;display:flex;flex-direction:column;gap:10px;flex:1}
.plan-features li{position:relative;padding-left:28px;font-size:14px;color:var(--muted);line-height:1.6}
.plan-features li::before{content:"✓";position:absolute;left:0;top:0;width:18px;height:18px;background:rgba(20,90,71,.1);color:var(--primary);border-radius:50%;font-weight:700;font-size:11px;display:inline-flex;align-items:center;justify-content:center}
.plan-card.featured{background:var(--dark);border-color:var(--dark);transform:translateY(-14px);box-shadow:0 24px 52px rgba(16,38,31,.2)}
.plan-card.featured:hover{transform:translateY(-18px)}
.plan-card.featured .plan-type,.plan-card.featured p{color:rgba(255,255,255,.6)}
.plan-card.featured h3{color:#fff}
.plan-card.featured .price{color:var(--accent-light)}
.plan-card.featured .plan-features li{color:rgba(255,255,255,.72)}
.plan-card.featured .plan-features li::before{background:rgba(195,154,91,.25);color:var(--accent-light)}
@media(max-width:768px){.plan-wrap{grid-template-columns:1fr;max-width:480px;margin:0 auto;gap:18px}.plan-card.featured{transform:none}.plan-card.featured:hover{transform:translateY(-4px)}}

.faq-list{max-width:880px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:first-child{border-top:1px solid var(--border)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;padding:24px 4px;background:none;border:0;text-align:left;font-size:17px;font-weight:700;color:var(--dark);min-height:64px;transition:color .2s}
.faq-q:hover{color:var(--primary)}
.faq-q .q-no{color:var(--accent);font-weight:800;font-family:var(--serif);margin-right:12px}
.faq-q .icon{flex:none;width:28px;height:28px;border:1px solid var(--border);border-radius:50%;position:relative;transition:all .25s}
.faq-q .icon::before,.faq-q .icon::after{content:"";position:absolute;top:50%;left:50%;translate:-50% -50%;background:var(--primary);transition:all .25s}
.faq-q .icon::before{width:10px;height:2px}
.faq-q .icon::after{width:2px;height:10px}
.faq-item.open .faq-q{color:var(--primary)}
.faq-item.open .icon{border-color:var(--primary)}
.faq-item.open .icon::after{transform:rotate(90deg);opacity:0}
.faq-a{overflow:hidden;max-height:0;transition:max-height .3s ease}
.faq-a-inner{padding:0 40px 28px 38px;color:var(--muted);font-size:15px;line-height:1.9;max-width:750px}
@media(max-width:768px){.faq-a-inner{padding-left:4px;padding-right:4px}.faq-q{font-size:15px}}

.cta-band{border-radius:var(--radius-lg);overflow:hidden;background:var(--dark);padding:64px 0;position:relative;margin:96px auto;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;background-blend-mode:overlay}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,38,31,.94),rgba(20,90,71,.78))}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 48px}
.cta-inner h2{color:#fff;font-family:var(--serif);font-size:30px;line-height:1.4}
.cta-inner p{color:rgba(255,255,255,.7);margin-top:10px}
@media(max-width:768px){.cta-band{margin:64px 0;padding:48px 0}.cta-inner{flex-direction:column;text-align:center;padding:0 20px}.cta-inner h2{font-size:22px}}

.site-footer{background:var(--surface);border-top:1px solid var(--border);padding:70px 0 24px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:60px;margin-bottom:54px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.9;margin-top:18px}
.footer-col h4{font-size:15px;font-weight:800;color:var(--dark);margin-bottom:20px}
.footer-col a{display:block;font-size:14px;color:var(--muted);padding:6px 0;transition:color .2s,padding-left .2s}
.footer-col a:hover{color:var(--primary);padding-left:4px}
.footer-sub .newsletter-text{font-size:14px;color:var(--muted);margin-bottom:16px}
.subscribe-form{display:flex;gap:8px;border-top:1px solid var(--border);padding:16px 2px}
.subscribe-form input{min-height:44px;flex:1;border:1px solid var(--border);border-radius:6px 0 0 6px;border-right:0;padding:8px 12px;font-size:14px;background:var(--bg)}
.subscribe-form input:focus{outline:none;border-color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;justify-content:space-between;gap:10px;font-size:13px;color:var(--soft-muted);flex-wrap:wrap}
.footer-bottom a{color:var(--soft-muted)}
.footer-bottom a:hover{color:var(--primary)}
.back-top{position:fixed;right:22px;bottom:22px;width:44px;height:44px;border-radius:50%;background:var(--dark);color:#fff;border:0;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:all .25s;z-index:99;box-shadow:var(--shadow-md)}
.back-top.show{opacity:1;pointer-events:auto}
.back-top:hover{background:var(--primary);transform:translateY(-4px)}
@media(max-width:1024px){.footer-top{grid-template-columns:1fr 1fr;gap:40px}}
@media(max-width:768px){.footer-top{grid-template-columns:1fr;gap:32px}}

@media(max-width:1024px){
  .primary-nav{margin:0}
  .nav-search .search-pop input{width:0;padding:0;border:0}
  .search-pop:hover input,.search-pop:focus-within input{width:140px;padding:0 6px}
  .trend-links{display:none}
}
@media(max-width:860px){
  .mainnav-inner{flex-wrap:wrap;min-height:0;padding:8px 0}
  .primary-nav{display:none}
  .primary-nav.open{display:flex;width:100%;flex-direction:column;align-items:stretch;background:var(--surface);border-top:1px solid var(--border);padding:12px 0}
  .primary-nav.open a{min-height:50px;justify-content:space-between;padding:0 12px}
  .primary-nav.open a.active::after{display:none}
  .primary-nav.open a.active{background:rgba(20,90,71,.07)}
  .nav-actions{margin-left:auto}
  .brand-lockup .tagline{display:none}
  .menu-toggle{display:inline-flex}
  .topbar{display:none}
}
@media(max-width:480px){
  .btn{width:100%}
  .data-grid{grid-template-columns:1fr 1fr}
  .section-head{flex-direction:column;align-items:flex-start}
  .footer-bottom{flex-direction:column;text-align:center}
  .hero-visual .hero-img-main{aspect-ratio:4/3}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* roulang page: article */
:root {
  --primary: #145A47;
  --primary-dark: #0E3F33;
  --brand: #C39A5B;
  --bg: #F5F2EC;
  --white: #FFFFFF;
  --text: #202420;
  --muted: #6B726E;
  --line: #E2DDD3;
  --deep: #10261F;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 24px 60px rgba(0, 0, 0, 0.08);
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}
button,
input {
  font: inherit;
  border: none;
  outline: none;
  background: none;
}
input::placeholder {
  color: var(--muted);
}
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 24px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  line-height: 1.2;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(20, 90, 71, 0.2);
}
.btn-outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #fff;
}
.btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
}
.btn-ghost {
  background: transparent;
  color: var(--primary);
  padding-left: 0;
  padding-right: 0;
}
.btn-ghost:hover {
  color: var(--primary-dark);
}
.textlink {
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 200ms ease;
}
.textlink:hover {
  gap: 8px;
}
.section-pad {
  padding: 100px 0;
}
@media (max-width: 768px) {
  .section-pad {
    padding: 64px 0;
  }
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(245, 242, 236, 0.88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 36px;
  font-size: 13px;
  color: var(--muted);
  border-bottom: 1px solid rgba(226, 221, 211, 0.58);
}
.header-top-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.header-top-links a {
  transition: color 200ms ease;
}
.header-top-links a:hover {
  color: var(--primary);
}
.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0 8px;
}
.brand-logo {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 1px;
}
.brand-logo span {
  color: var(--primary);
}
.header-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}
.header-tools form {
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  height: 36px;
  overflow: hidden;
  transition: border-color 200ms ease;
}
.header-tools form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(20, 90, 71, 0.08);
}
.header-tools input {
  height: 34px;
  padding: 0 14px;
  font-size: 13px;
  background: transparent;
  width: 130px;
}
.header-tools .search-icon {
  padding: 0 12px;
  color: var(--muted);
  transition: color 200ms ease;
}
.header-tools .search-icon:hover {
  color: var(--primary);
}
.nav-row {
  padding: 8px 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.primary-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.primary-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 16px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
  transition: background 200ms ease, color 200ms ease;
}
.primary-nav a:hover {
  background: rgba(20, 90, 71, 0.06);
  color: var(--primary);
}
.primary-nav a.active {
  color: var(--primary);
}
.primary-nav a.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 2px;
  border-radius: 999px;
  background: var(--primary);
}
.nav-extra {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-hot {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.nav-hot span {
  color: var(--muted);
}
.nav-hot a {
  color: var(--muted);
  transition: color 200ms ease;
}
.nav-hot a:hover {
  color: var(--primary);
}
.mobile-toggle {
  display: none;
}
@media (max-width: 992px) {
  .header-tools form {
    display: none;
  }
  .nav-hot {
    display: none;
  }
  .mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 6px;
    cursor: pointer;
    color: var(--text);
    font-size: 18px;
  }
  .mobile-toggle:hover {
    color: var(--primary);
    background: rgba(20, 90, 71, 0.06);
  }
  .primary-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 300px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 24px 30px;
    gap: 12px;
    box-shadow: 20px 0 50px rgba(0, 0, 0, 0.08);
    transform: translateX(-100%);
    transition: transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
  }
  .primary-nav.open {
    transform: translateX(0);
  }
  .primary-nav a {
    width: 100%;
    justify-content: flex-start;
    height: 48px;
    font-size: 17px;
  }
  .primary-nav a.active::after {
    left: 16px;
    right: auto;
    width: 26px;
  }
  .mobile-toggle.is-open {
    position: fixed;
    left: 316px;
    top: 20px;
    background: var(--bg);
    z-index: 20;
  }
}
.article-banner {
  background: linear-gradient(135deg, #10261F 0%, #0E3F33 100%);
  overflow: hidden;
  position: relative;
  padding: 28px 0 18px;
}
.article-banner .container {
  position: relative;
  z-index: 2;
}
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.62);
  padding: 22px 0 18px;
}
.breadcrumbs a {
  color: rgba(255, 255, 255, 0.75);
  transition: color 200ms ease;
}
.breadcrumbs a:hover {
  color: #fff;
}
.breadcrumbs .sep {
  opacity: 0.5;
}
.breadcrumb-current {
  color: #fff;
  display: block;
  max-width: 420px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.article-main {
  padding: 56px 0 24px;
}
.article-shell {
  max-width: 820px;
  margin: 0 auto;
}
.article-head {
  text-align: center;
  margin-bottom: 44px;
}
.article-cat {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(20, 90, 71, 0.1);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 22px;
}
.article-title {
  font-family: var(--serif);
  font-size: 42px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 1px;
  max-width: 800px;
  margin: 0 auto 24px;
}
.article-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-content {
  background: var(--white);
  border-radius: 16px;
  border: 1px solid var(--line);
  padding: 48px 56px;
  box-shadow: var(--shadow);
}
.article-body {
  font-size: 17px;
  line-height: 1.9;
  color: var(--text);
  word-break: break-word;
}
.article-body p {
  margin-bottom: 1.6em;
}
.article-body h2 {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.4;
  margin: 1.8em 0 0.7em;
  color: var(--dark);
  position: relative;
  padding-left: 16px;
}
.article-body h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.28em;
  bottom: 0.2em;
  width: 4px;
  border-radius: 4px;
  background: var(--primary);
}
.article-body h3 {
  font-family: var(--serif);
  font-size: 22px;
  margin: 1.6em 0 0.6em;
  color: var(--dark);
  font-weight: 700;
}
.article-body h4 {
  font-size: 17px;
  font-weight: 700;
  margin: 1.5em 0 0.5em;
}
.article-body blockquote {
  margin: 2em 0;
  padding: 18px 26px;
  background: rgba(195, 154, 91, 0.08);
  border-left: 4px solid var(--brand);
  border-radius: 0 10px 10px 0;
  color: var(--text);
}
.article-body blockquote p {
  margin-bottom: 0.4em;
}
.article-body ul,
.article-body ol {
  margin: 0 0 1.8em 1.4em;
}
.article-body li {
  margin-bottom: 0.45em;
}
.article-body ul li::marker,
.article-body ol li::marker {
  color: var(--primary);
}
.article-body a {
  color: var(--primary);
  border-bottom: 1px solid rgba(20, 90, 71, 0.2);
}
.article-body a:hover {
  color: var(--primary-dark);
  border-color: var(--primary);
}
.article-body img {
  margin: 2em auto;
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.article-body figure {
  margin: 2em auto;
}
.article-body figcaption {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin-top: 8px;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 2em 0;
  font-size: 15px;
}
.article-body table th,
.article-body table td {
  border: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
}
.article-body table th {
  background: rgba(20, 90, 71, 0.06);
  color: var(--primary-dark);
  font-weight: 700;
}
.article-body hr {
  border: none;
  height: 1px;
  background: var(--line);
  margin: 2.4em 0;
}
.article-foot {
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.article-tags a {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 14px;
  font-size: 13px;
  background: var(--bg);
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  transition: all 200ms ease;
}
.article-tags a:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.article-share {
  display: flex;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}
.article-share button {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
  color: var(--muted);
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.article-share button:hover {
  color: #fff;
  background: var(--primary);
  transform: translateY(-2px);
}
.article-pager {
  max-width: 820px;
  margin: 56px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.article-pager a {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.article-pager a:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.article-pager .label {
  font-size: 13px;
  color: var(--muted);
}
.article-pager .text {
  font-weight: 700;
  color: var(--text);
  font-size: 16px;
}
.not-found-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 80px 24px;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  box-shadow: var(--shadow);
}
.not-found-mark {
  display: inline-block;
  font-family: var(--serif);
  font-size: 64px;
  font-weight: 900;
  line-height: 1;
  color: var(--line);
  margin-bottom: 20px;
}
.not-found-card h1 {
  font-size: 26px;
  font-family: var(--serif);
  margin-bottom: 16px;
}
.not-found-card p {
  color: var(--muted);
  margin-bottom: 28px;
}
@media (max-width: 768px) {
  .article-title {
    font-size: 28px;
  }
  .article-content {
    padding: 32px 22px;
  }
  .article-body {
    font-size: 16px;
    line-height: 1.9;
  }
  .article-body h2 {
    font-size: 22px;
  }
  .article-pager {
    grid-template-columns: 1fr;
  }
}
.related-area {
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 44px;
}
.section-head h2 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 1px;
  position: relative;
  padding-left: 16px;
}
.section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.1em;
  bottom: 0.08em;
  width: 5px;
  background: var(--brand);
  border-radius: 4px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(20, 90, 71, 0.3);
}
.related-cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #e9e6df;
}
.related-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.related-card:hover .related-cover img {
  transform: scale(1.04);
}
.related-body {
  padding: 20px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.related-body .info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
}
.related-body .info .cat {
  color: var(--primary);
  font-weight: 700;
}
.related-body h3 {
  font-size: 19px;
  line-height: 1.5;
  font-weight: 800;
  color: var(--text);
}
.related-body p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
@media (max-width: 992px) {
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .related-grid {
    grid-template-columns: 1fr;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}
.cta-strip {
  background: var(--deep);
  overflow: hidden;
  position: relative;
}
.cta-strip::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-3.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.22;
}
.cta-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 46px 0;
}
.cta-copy h3 {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}
.cta-copy p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
}
@media (max-width: 768px) {
  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}
.site-footer {
  background: #EDE9E1;
  border-top: 1px solid var(--line);
}
.site-footer .container {
  padding-top: 56px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 0.8fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand p {
  color: var(--muted);
  font-size: 14px;
  margin-top: 14px;
  max-width: 300px;
  line-height: 1.8;
}
.footer-col h4 {
  font-size: 14px;
  color: var(--text);
  margin-bottom: 16px;
  font-weight: 700;
}
.footer-col a {
  display: block;
  color: var(--muted);
  font-size: 14px;
  padding: 5px 0;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.footer-col a:hover {
  color: var(--primary);
  padding-left: 6px;
}
.footer-sub {
  max-width: 320px;
}
.footer-sub .newsletter-text {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 14px;
}
.subscribe-form {
  display: flex;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.subscribe-form:focus-within {
  border-color: var(--primary);
}
.subscribe-form input {
  flex: 1;
  min-width: 0;
  height: 44px;
  padding: 0 14px;
  font-size: 14px;
  background: transparent;
}
.subscribe-form .btn {
  border-radius: 0;
  height: 44px;
  margin: -1px -1px -1px 0;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 22px 0 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.footer-bottom a {
  transition: color 200ms ease;
}
.footer-bottom a:hover {
  color: var(--primary);
}
@media (max-width: 992px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
@media (max-width: 552px) {
  .container {
    padding: 0 16px;
  }
}

/* roulang page: category2 */
:root {
  --primary: #145A47;
  --primary-dark: #0E3F33;
  --accent: #C39A5B;
  --page-bg: #F5F2EC;
  --white: #FFFFFF;
  --text: #202420;
  --muted: #6B726E;
  --line: #E2DDD3;
  --deep: #10261F;
  --radius: 12px;
  --radius-sm: 6px;
  --shadow: 0 4px 20px rgba(0,0,0,0.04);
  --shadow-hover: 0 10px 28px rgba(0,0,0,0.09);
  --container: 1240px;
  --gutter: 24px;
  --transition: 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, "Segoe UI", sans-serif; background: var(--page-bg); color: var(--text); line-height: 1.8; -webkit-font-smoothing: antialiased; }
html, body { overflow-x: hidden; }
img { max-width: 100%; display: block; border: 0; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.container { width: min(var(--container), 100% - (var(--gutter) * 2)); margin-inline: auto; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: var(--radius-sm); padding: 12px 24px; font-size: 15px; font-weight: 600; line-height: 1.2; border: 1px solid transparent; cursor: pointer; transition: all var(--transition); min-height: 44px; text-align: center; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; transform: translateY(-2px); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,0.45); color: #fff; }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.06); color: #fff; transform: translateY(-2px); }
.btn-light { background: #fff; border-color: #fff; color: var(--primary-dark); }
.btn-light:hover { background: rgba(255,255,255,0.85); transform: translateY(-2px); color: var(--primary-dark); }
.input { width: 100%; height: 48px; padding: 10px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; color: var(--text); font-size: 15px; transition: border var(--transition), box-shadow var(--transition); }
.input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(20,90,71,0.09); }
.input::placeholder { color: #9AA29E; }
header { position: sticky; top: 0; z-index: 100; }
.header-top { background: #fff; border-bottom: 1px solid var(--line); transition: transform 0.25s ease; }
.header-top .container { display: flex; justify-content: space-between; align-items: center; height: 38px; font-size: 13px; }
.mini-links { display: flex; gap: 20px; align-items: center; }
.mini-links a { color: var(--muted); font-size: 13px; }
.mini-links a:hover { color: var(--primary); }
.brand-mark { font-size: 13px; color: var(--muted); display: inline-flex; align-items: center; gap: 4px; }
.brand-mark span { color: var(--primary); font-weight: 600; }
.primary-nav-main { background: rgba(255,255,255,0.93); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(226,221,211,0.9); transition: box-shadow .2s ease; }
.primary-nav-main .container { display: flex; height: 68px; align-items: center; gap: 26px; }
.logo a { font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif; font-weight: 800; font-size: 24px; color: var(--text); white-space: nowrap; letter-spacing: 0.2px; }
.logo a:hover { color: var(--primary); }
.logo a em { font-style: normal; color: var(--primary); }
.primary-nav { display: flex; align-items: center; gap: 30px; margin-left: 10px; flex-wrap: nowrap; }
.primary-nav a { font-size: 16px; font-weight: 500; color: var(--text); position: relative; padding: 24px 2px 12px 2px; white-space: nowrap; }
.primary-nav a::after { content: ""; position: absolute; width: 0; height: 3px; bottom: 4px; left: 0; background: var(--primary); border-radius: 99px; transition: width .2s cubic-bezier(.2,.8,.2,1); }
.primary-nav a:hover { color: var(--primary); }
.primary-nav a.active { color: var(--primary); font-weight: 600; }
.primary-nav a.active::after { width: 100%; }
.nav-tools { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.nav-heat { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.nav-heat a { color: var(--muted); padding: 2px 0; border-bottom: 1px solid transparent; }
.nav-heat a:hover { color: var(--primary); border-bottom-color: var(--primary); }
.nav-search { display: flex; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 99px; padding: 0 6px 0 14px; height: 38px; transition: border-color .2s; }
.nav-search input { border: 0; outline: 0; background: transparent; min-width: 0; width: 92px; font-size: 14px; transition: width .2s; }
.nav-search:focus-within { border-color: var(--primary); }
.nav-search:focus-within input { width: 140px; }
.nav-search button { background: transparent; border: 0; font-size: 16px; height: 30px; width: 30px; color: var(--muted); cursor: pointer; border-radius: 50%; }
.nav-search button:hover { color: var(--primary); }
.menu-toggle { display: none; background: transparent; border: 1px solid var(--line); width: 42px; height: 42px; border-radius: 8px; font-size: 18px; cursor: pointer; color: var(--text); align-items: center; justify-content: center; }
.mobile-nav { display: none; }
section { padding: 72px 0; }
.hero-category { position: relative; padding: 120px 0 100px; background: var(--deep) url("/assets/images/backpic/back-3.webp") center/cover no-repeat; color: #fff; overflow: hidden; }
.hero-category::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(9,26,20,0.97) 20%, rgba(16,38,31,0.78) 65%, rgba(16,38,31,0.4)); }
.hero-category .container { position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); border-radius: 999px; padding: 4px 14px; font-size: 13px; color: #E8F0EC; letter-spacing: 0.4px; margin-bottom: 22px; }
.hero-badge i { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; display: inline-block; }
.hero-category h1 { font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(32px, 6.4vw, 56px); font-weight: 800; line-height: 1.25; letter-spacing: 0.5px; margin-bottom: 20px; }
.hero-category .hero-text h2 { font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(22px, 3.2vw, 30px); font-weight: 600; color: var(--primary); line-height: 1.4; margin-bottom: 16px; }
.hero-category h1 span.primary { color: var(--accent); font-weight: 800; }
.hero-category .lead { max-width: 690px; font-size: 17px; color: rgba(255,255,255,0.9); line-height: 1.8; margin: 18px 0 34px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.hero-actions .btn { backdrop-filter: blur(2px); }
.hero-note { display: flex; gap: 28px; margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.15); flex-wrap: wrap; font-size: 14px; color: rgba(255,255,255,0.8); }
.hero-note i { color: var(--accent); font-style: normal; margin-right: 4px; }
.breadcrumb { background: #f8f6f1; border-bottom: 1px solid var(--line); padding: 12px 0; font-size: 14px; }
.breadcrumb .container { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current { color: var(--text); font-weight: 500; }
.breadcrumb .sep { color: #C8CCCA; }
/* category intro & data snip */
.flex-split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; }
.eyebrow { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; color: var(--primary); margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.06em; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--accent); display: inline-block; }
.section-heading { font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif; font-size: clamp(24px, 3.6vw, 36px); font-weight: 800; line-height: 1.3; letter-spacing: 0.3px; color: var(--text); }
.heading-light { color: #fff; }
.intro-copy { font-size: 16px; color: var(--muted); line-height: 1.9; margin-top: 18px; }
.intro-copy strong { color: var(--text); font-weight: 600; }
.img-frame { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-hover); }
.img-frame img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }
.data-mini-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-top: 18px; padding: 14px 0 18px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.data-cell { display: flex; flex-direction: column; gap: 0; border-right: 1px solid #ebe6dc; padding-right: 20px; margin-right: 8px; }
.data-cell:last-child { border-right: 0; }
.data-num { font-size: 30px; font-weight: 700; font-family: "Noto Serif SC", serif; color: var(--primary); line-height: 1.2; }
.data-num small { font-size: 13px; color: var(--muted); font-weight: 400; margin-left: 4px; }
.data-desc { font-size: 13px; color: var(--muted); line-height: 1.5; }
/* card cluster grid */
.section-head-wrap { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 36px; flex-wrap: wrap; }
.section-head-sub { max-width: 640px; font-size: 16px; color: var(--muted); }
.card-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 24px; }
.feature-card { background: var(--white); border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(226,221,211,0.8); box-shadow: var(--shadow); transition: transform .2s ease, box-shadow .2s ease; display: flex; flex-direction: column; height: 100%; }
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.feature-card .thumb { position: relative; overflow: hidden; aspect-ratio: 16/9; background: #e8e4db; }
.feature-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.feature-card:hover .thumb img { transform: scale(1.03); }
.feature-card .tag { position: absolute; left: 14px; top: 14px; border-radius: 99px; background: rgba(16,38,31,0.72); color: #fff; backdrop-filter: blur(4px); font-size: 12px; padding: 2px 12px; display: inline-flex; align-items: center; }
.feature-card .body { padding: 24px 26px 26px; display: flex; flex-direction: column; flex: 1; }
.feature-card .title { font-size: 20px; font-weight: 700; line-height: 1.4; margin-bottom: 8px; }
.feature-card .excerpt { font-size: 15px; color: var(--muted); line-height: 1.7; }
.feature-card .card-link { margin-top: auto; padding-top: 20px; display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-weight: 600; font-size: 15px; }
.feature-card .card-link i { transition: transform .2s ease; }
.feature-card .card-link:hover i { transform: translateX(5px); }
.mini-card { background: var(--white); border-radius: var(--radius); padding: 26px 24px 24px; border: 1px solid rgba(226,221,211,0.8); transition: all .2s ease; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 10px; }
.mini-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.mini-card .icon { width: 42px; height: 42px; border-radius: 10px; background: rgba(20,90,71,0.08); color: var(--primary); display: inline-flex; align-items: center; justify-content: center; font-size: 19px; }
.mini-card h3 { font-size: 17px; font-weight: 700; color: var(--text); line-height: 1.45; }
.mini-card p { font-size: 14px; color: var(--muted); line-height: 1.7; flex: 1; }
.mini-card .more { font-size: 14px; font-weight: 600; color: var(--primary); margin-top: 6px; }
/* Deep section scenes */
.scene-area { background: var(--deep); position: relative; padding: 96px 0; overflow: hidden; }
.scene-area::before { content: ""; position: absolute; right: -120px; top: -120px; width: 400px; height: 400px; border-radius: 50%; background: rgba(195,154,91,0.1); pointer-events: none; }
.scene-container { position: relative; z-index: 2; display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; align-items: start; }
.scene-intro .eyebrow { color: var(--accent); }
.scene-intro .section-heading { color: #fff; }
.scene-intro-inner p { color: rgba(255,255,255,0.72); font-size: 15px; line-height: 1.85; margin-top: 16px; }
.sceneList { display: flex; flex-direction: column; gap: 2px; }
.scene-item { display: flex; gap: 22px; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,0.12); transition: background .2s ease; border-radius: 8px; }
.scene-item:last-child { border-bottom: 0; }
.scene-item .num { font-family: "Noto Serif SC", serif; font-size: 46px; font-weight: 800; line-height: 1; color: var(--accent); opacity: 0.8; width: 92px; flex-shrink: 0; }
.scene-item .info h3 { color: #fff; font-size: 20px; font-weight: 700; margin: 4px 0 12px; }
.scene-item .info p { color: rgba(255,255,255,0.7); font-size: 15px; line-height: 1.8; }
/* steps */
.steps-panel { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 42px; }
.step-pill { background: var(--white); border-radius: var(--radius); padding: 28px 24px; border-top: 4px solid var(--primary); box-shadow: var(--shadow); transition: all .2s ease; }
.step-pill:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.step-pill .step-count { display: block; font-size: 13px; font-weight: 700; color: var(--accent); letter-spacing: 2px; margin-bottom: 14px; }
.step-pill h3 { font-size: 19px; font-weight: 800; margin-bottom: 10px; line-height: 1.5; }
.step-pill p { font-size: 14px; color: var(--muted); line-height: 1.75; }
/* subscribe */
.subscribe-block { background: var(--primary-dark); color: #fff; border-radius: 20px; padding: 44px 48px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 36px; align-items: center; position: relative; overflow: hidden; }
.subscribe-block::after { content: ""; position: absolute; right: -30px; bottom: -30px; width: 18%; aspect-ratio: 1; border-radius: 50%; background: rgba(195,154,91,0.28); pointer-events: none; }
.subscribe-block h2 { font-family: "Noto Serif SC", serif; font-size: 28px; font-weight: 800; line-height: 1.4; margin-bottom: 8px; }
.subscribe-block h2 span { color: var(--accent); }
.subscribe-block .sub-note { color: rgba(255,255,255,0.66); font-size: 15px; line-height: 1.7; }
.sub-form { display: grid; align-content: center; }
.form-card { background: #fff; border-radius: 14px; padding: 20px 20px 22px; display: grid; grid-template-columns: 1fr auto; gap: 14px; }
.form-card .input { border-radius: 6px; }
.sub-btn { font-size: 15px; border-radius: 6px; padding: 12px 24px; }
/* note list */
.tip-wrap { background: var(--white); border-radius: 18px; border: 1px solid var(--line); overflow: hidden; position: relative; }
.tip-wrap::before { content: ""; position: absolute; left: 0; top: 0; width: 5px; height: 100%; background: var(--accent); }
.tip-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; padding: 36px; gap: 24px; }
.tip-item { display: flex; gap: 16px; align-items: flex-start; }
.tip-item span { color: var(--primary); font-size: 23px; line-height: 1; font-style: italic; font-family: "Noto Serif SC", serif; }
.tip-item h4 { font-size: 17px; margin-bottom: 6px; font-weight: 750; }
.tip-item p { font-size: 14px; color: var(--muted); line-height: 1.7; }
/* FAQ */
.faq-wrap { max-width: 860px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 0; }
.faq-question { display: flex; justify-content: space-between; align-items: center; cursor: pointer; padding: 22px 16px 18px; background: transparent; border: 0; width: 100%; text-align: left; font-size: 17px; font-weight: 600; color: var(--text); gap: 20px; transition: color .2s; border-radius: 6px; }
.faq-question:hover { color: var(--primary); }
.faq-question .arrow { transition: transform .25s ease; display: inline-flex; color: var(--primary); font-size: 22px; line-height: 1; }
details.faq-item[open] .faq-question .arrow { transform: rotate(45deg); }
.faq-answer-anchor { padding: 0 16px 22px; font-size: 15px; color: var(--muted); line-height: 1.9; max-width: 760px; }
.faq-answer-anchor p { color: var(--muted); }
details.faq-item { list-style: none; }
details.faq-item summary { list-style: none; display: block; }
details.faq-item summary::-webkit-details-marker { display: none; }
/* CTA band */
.cta-band { background: var(--deep); background-image: url("/assets/images/backpic/back-1.png"); background-position: center; background-size: cover; padding: 72px 0; position: relative; }
.cta-band::before { content: ""; background: rgba(8,20,16,0.88); position: absolute; inset: 0; }
.cta-band .container { position: relative; z-index: 2; }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 40px; color: #fff; }
.cta-inner h2 { font-family: "Noto Serif SC", serif; font-weight: 800; font-size: 27px; line-height: 1.4; margin-bottom: 8px; color: #fff; }
.cta-inner h2 span { color: var(--accent); }
.cta-inner p { color: rgba(255,255,255,0.7); font-size: 16px; }
/* footer */
.site-footer { background: #ece8e0; border-top: 1px solid var(--line); padding: 64px 0 22px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 0.7fr 0.8fr 1.2fr; gap: 42px; padding-bottom: 34px; }
.footer-brand p { font-size: 14px; color: var(--muted); line-height: 1.8; margin-top: 14px; }
.footer-col h4 { font-size: 15px; font-weight: 800; color: var(--text); margin-bottom: 14px; font-family: "Noto Serif SC", serif; }
.footer-col a { display: block; color: var(--muted); font-size: 14px; padding: 5px 0; }
.footer-col a:hover { color: var(--primary); }
.footer-sub p.newsletter-text { font-size: 13px; color: var(--muted); line-height: 1.6; margin-bottom: 10px; }
.subscribe-form { display: flex; width: 100%; max-width: 420px; }
.subscribe-form .input { border-radius: 6px 0 0 6px; height: 44px; font-size: 14px; }
.subscribe-form .btn { border-radius: 0 6px 6px 0; flex-shrink: 0; }
.footer-bottom { border-top: 1px solid #d7d1c7; padding-top: 20px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.footer-bottom a { color: var(--muted); }
.footer-bottom a:hover { color: var(--primary); }
/* section top */
.base-section { padding-top: 80px; padding-bottom: 80px; }
.bg-deep-section { background: var(--deep); }
/* side space */
.mt-60 { margin-top: 60px; }
.mb-40 { margin-bottom: 40px; }
.media-row { align-items: center; }
/* responsive */
@media (max-width: 1024px) {
  .header-top .container { display: none; }
  .container { width: min(var(--container), 100% - 32px); }
  .logo a { font-size: 21px; }
  .primary-nav { gap: 16px; }
  .primary-nav a { font-size: 15px; }
  .nav-heat { display: none; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .feature-card.featured-wide { grid-column: auto; }
  .scene-container { grid-template-columns: 1fr; gap: 28px; }
  .steps-panel { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px; }
  .subscribe-block { grid-template-columns: 1fr; padding: 32px; }
  .flex-split { grid-template-columns: 1fr; gap: 28px; }
  .tip-grid { grid-template-columns: 1fr 1fr; padding: 24px; }
  .cta-inner { flex-direction: column; text-align: left; align-items: flex-start; }
}
@media (max-width: 768px) {
  section { padding: 58px 0; }
  .primary-nav-main .container { height: 60px; gap: 12px; }
  .logo a { font-size: 19px; }
  .primary-nav { display: none; }
  .menu-toggle { display: inline-flex; }
  .nav-tools { margin-left: auto; }
  .nav-search { display: none; }
  .mobile-nav { display: flex; flex-direction: column; background: #ffffff; border-bottom: 1px solid var(--line); padding: 6px 14px 16px; gap: 3px; width: 100%; }
  .mobile-nav a { font-size: 16px; padding: 12px 4px; border-bottom: 1px solid #f3f0e9; color: var(--text); font-weight: 500; }
  .mobile-nav a.active { color: var(--primary); }
  .mobile-nav a:hover { color: var(--primary); }
  .hero-category { padding: 64px 0 56px; }
  .hero-category .lead { font-size: 15.5px; }
  .data-mini-strip { grid-template-columns: 1fr 1fr; row-gap: 14px; }
  .card-grid { grid-template-columns: 1fr; }
  .steps-panel { grid-template-columns: 1fr; }
  .scene-item { flex-direction: column; gap: 8px; }
  .scene-item .num { width: auto; font-size: 34px; }
  .footer-top { grid-template-columns: 1fr; gap: 22px; }
  .tip-grid { grid-template-columns: 1fr; }
  .cta-inner h2 { font-size: 20px; }
  .section-head-wrap { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .form-card { grid-template-columns: 1fr; gap: 12px; }
  .subscribe-block .sub-btn { width: 100%; }
  .subscribe-form { flex-direction: column; gap: 8px; }
  .subscribe-form .input, .subscribe-form .btn { border-radius: 6px; width: 100%; }
}
@media (max-width: 480px) {
  .container { width: min(100% - 24px, 100%); }
  .hero-category h1 { font-size: 28px; line-height: 1.3; }
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .data-mini-strip { grid-template-columns: 1fr; border-bottom-width: 0; }
  .data-cell { border-right: 0; border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 10px; }
  .scene-item .num { font-size: 28px; }
  .tip-item h4 { font-size: 15px; }
  .logo a { font-size: 18px; }
}

.btn-accent2 { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-accent2:hover { background: var(--primary-dark); color: #fff; }

/* roulang page: category1 */
:root {
  --primary: #145A47;
  --primary-dark: #0E3F33;
  --primary-soft: rgba(20, 90, 71, 0.08);
  --accent: #C39A5B;
  --accent-soft: rgba(195, 154, 91, 0.16);
  --bg: #F5F2EC;
  --card: #FFFFFF;
  --text: #202420;
  --muted: #6B726E;
  --border: #E2DDD3;
  --dark: #10261F;
  --white: #ffffff;
  --radius: 12px;
  --radius-sm: 6px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 16px 34px rgba(0, 0, 0, 0.08);
  --transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea {
  font-family: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 96px 0;
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 10px 28px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  transition: var(--transition);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--accent);
  color: var(--dark);
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.btn-accent:hover {
  background: #b48a4d;
  border-color: #b48a4d;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--white);
}

.btn-white-outline {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-white-outline:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: var(--white);
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 242, 236, 0.94);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-top {
  border-bottom: 1px solid rgba(226, 221, 211, 0.7);
}

.header-top__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  gap: 24px;
}

.logo {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--dark);
  white-space: nowrap;
}

.logo:hover {
  color: var(--primary);
}

.header-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.mini-link {
  font-size: 13px;
  color: var(--muted);
}

.mini-link:hover {
  color: var(--primary);
}

.header-navbar {
  position: relative;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 60px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.primary-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  color: var(--text);
}

.primary-nav a:hover {
  color: var(--primary);
  background: var(--primary-soft);
}

.primary-nav a.active {
  color: var(--primary);
  background: var(--primary-soft);
}

.primary-nav a.active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 4px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.nav-toggle:hover {
  background: var(--primary-soft);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  margin: 3px 0;
  transition: var(--transition);
}

.breadcrumb {
  background: var(--bg);
  padding: 14px 24px;
  font-size: 14px;
  color: var(--muted);
}

.breadcrumb a {
  color: var(--primary);
  margin-right: 4px;
}

.breadcrumb a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.breadcrumb i {
  font-style: normal;
  margin: 0 8px;
  color: #b6aca0;
}

.breadcrumb span {
  color: var(--muted);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: inline-flex;
  }

  .navbar-inner {
    min-height: 58px;
  }

  .primary-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 16px;
    right: 16px;
    z-index: 99;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.08);
    padding: 10px;
  }

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

  .primary-nav a {
    padding: 14px 14px;
    justify-content: center;
  }

  .primary-nav a.active::after {
    left: 14px;
    right: 14px;
    bottom: 5px;
  }
}

@media (max-width: 480px) {
  .header-top__inner {
    min-height: 50px;
  }

  .header-links {
    display: none;
  }

  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .section {
    padding: 64px 0;
  }
}

/* ============ Page Hero ============ */
.page-hero {
  position: relative;
  background-color: var(--dark);
  background-position: center center;
  background-size: cover;
  padding: 96px 0;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(16, 38, 31, 0.94), rgba(16, 38, 31, 0.72) 48%, rgba(16, 38, 31, 0.4));
}

.hero-inner {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 780px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 20px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.page-hero h1 {
  font-family: var(--serif);
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--white);
  letter-spacing: 0.02em;
}

.hero-summary {
  margin-top: 20px;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.86);
  max-width: 660px;
}

.hero-actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (max-width: 768px) {
  .page-hero {
    padding: 64px 0;
  }

  .hero-summary {
    font-size: 16px;
  }
}

/* ============ Insight strip ============ */
.insight-strip {
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.insight-item {
  padding: 24px 20px;
  text-align: center;
}

.insight-item + .insight-item {
  border-left: 1px solid var(--border);
}

.insight-item strong {
  display: block;
  font-family: var(--serif);
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
  color: var(--primary);
  margin-bottom: 6px;
}

.insight-item span {
  display: block;
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 768px) {
  .insight-grid {
    grid-template-columns: 1fr 1fr;
  }

  .insight-item:nth-child(3) {
    border-left: none;
    border-top: 1px solid var(--border);
  }

  .insight-item:nth-child(4) {
    border-top: 1px solid var(--border);
  }
}

/* ============ Section heading ============ */
.section-heading {
  max-width: 720px;
  margin-bottom: 52px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-tag::before {
  content: "";
  width: 20px;
  height: 3px;
  border-radius: 3px;
  background: var(--accent);
}

.section-heading h2 {
  font-family: var(--serif);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--dark);
  margin-bottom: 14px;
}

.section-desc {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.section-heading--light .section-tag {
  color: var(--accent);
}

.section-heading--light h2 {
  color: var(--white);
}

.section-heading--light .section-desc {
  color: rgba(255, 255, 255, 0.7);
}

/* ============ Feature cards ============ */
.feature-section {
  background: var(--bg);
}

.feature-list {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr 0.95fr;
  gap: 24px;
  align-items: stretch;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(20, 90, 71, 0.25);
}

.feature-card--dark {
  background: var(--dark);
  border-color: var(--dark);
  color: rgba(255, 255, 255, 0.88);
}

.feature-card--dark:hover {
  border-color: var(--dark);
}

.feature-card--dark .card-title {
  color: var(--white);
}

.feature-card--dark .card-text {
  color: rgba(255, 255, 255, 0.72);
}

.card-num {
  font-family: var(--serif);
  font-size: 52px;
  font-weight: 800;
  line-height: 1;
  color: var(--accent);
  display: block;
  margin-bottom: 22px;
}

.card-title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--dark);
  margin-bottom: 12px;
}

.card-text {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  margin-bottom: 20px;
}

.card-more {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.card-more:hover {
  color: var(--accent);
}

@media (max-width: 1024px) {
  .feature-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .feature-list {
    grid-template-columns: 1fr;
  }
}

/* ============ Steps section ============ */
.steps-section {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.85);
}

.step-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  list-style: none;
}

.step-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: var(--transition);
}

.step-item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-4px);
}

.step-index {
  font-family: var(--serif);
  display: inline-block;
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 20px;
}

.step-item h3 {
  font-size: 18px;
  color: var(--white);
  font-weight: 700;
  margin-bottom: 10px;
}

.step-item p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.68);
}

@media (max-width: 1024px) {
  .step-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .step-list {
    grid-template-columns: 1fr;
  }
}

/* ============ Scenario cards ============ */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.scenario-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.scenario-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.scenario-media {
  overflow: hidden;
}

.scenario-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.scenario-card:hover .scenario-media img {
  transform: scale(1.04);
}

.scenario-body {
  padding: 28px;
}

.scenario-label {
  display: inline-block;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.scenario-body h3 {
  color: var(--dark);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.45;
}

.scenario-body p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

@media (max-width: 992px) {
  .scenario-grid {
    grid-template-columns: 1fr;
    max-width: 680px;
    margin: 0 auto;
  }
}

/* ============ FAQ ============ */
.faq-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.faq-intro {
  position: sticky;
  top: 130px;
}

.faq-intro h2 {
  font-family: var(--serif);
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--dark);
  margin: 14px 0 16px;
}

.faq-intro p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

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

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  text-align: left;
  padding: 24px 0;
  color: var(--text);
  background: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  position: relative;
  flex: 0 0 26px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.faq-icon::before {
  content: "";
  width: 12px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  display: block;
  transition: var(--transition);
}

.faq-icon::after {
  content: "";
  position: absolute;
  width: 2px;
  height: 12px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

.faq-item.active .faq-icon::after {
  transform: scaleY(0);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.faq-item.active .faq-answer {
  max-height: 460px;
}

.faq-answer p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
  padding: 0 40px 24px 0;
}

@media (max-width: 992px) {
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .faq-intro {
    position: static;
  }
}

/* ============ CTA ============ */
.cta-band {
  background: var(--primary);
  padding: 72px 0;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  flex-wrap: wrap;
}

.cta-text {
  max-width: 680px;
}

.cta-text h2 {
  font-family: var(--serif);
  color: var(--white);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}

.cta-text p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 16px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============ Footer ============ */
.site-footer {
  background: #EDE9E1;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 0.8fr 1fr 1.3fr;
  gap: 48px;
  padding: 60px 0 40px;
}

.footer-brand p {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  max-width: 360px;
}

.footer-col h4,
.footer-sub h4 {
  color: var(--dark);
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: var(--muted);
  font-size: 14px;
  margin: 8px 0;
  padding: 2px 0;
}

.footer-col a:hover {
  color: var(--primary);
}

.newsletter-text {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 14px;
  line-height: 1.8;
}

.subscribe-form {
  display: flex;
  width: 100%;
  max-width: 380px;
}

.subscribe-form input {
  flex: 1;
  min-width: 0;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 6px 0 0 6px;
  font-size: 14px;
  background: var(--card);
  color: var(--text);
  transition: border-color 0.2s ease;
}

.subscribe-form input:focus {
  border-color: var(--primary);
  outline: none;
}

.subscribe-form .btn {
  height: 44px;
  min-height: 44px;
  padding: 8px 22px;
  border-radius: 0 6px 6px 0;
  transform: none;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

.footer-bottom a {
  color: var(--primary);
}

.footer-bottom a:hover {
  text-decoration: underline;
}

@media (max-width: 992px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 620px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}