/* roulang page: index */
:root{
  --primary:#0C3B2E;
  --primary-hover:#0A3225;
  --primary-active:#07241C;
  --accent:#D99A2B;
  --accent-hover:#C0871F;
  --accent-light:#F5C766;
  --green-light:#E7F3EC;
  --bg:#F7F9F8;
  --bg-alt:#EEF3EF;
  --text-main:#16251F;
  --text-sub:#55675E;
  --text-weak:#8A9B93;
  --border:#E2E9E5;
  --white:#FFFFFF;
  --dark:#08251C;
  --text-dark:#D5E5DC;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-card:0 8px 24px rgba(12,59,46,0.06);
  --shadow-hover:0 16px 40px rgba(12,59,46,0.12);
  --font-display:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-body:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text-main);
  line-height:1.8;
  font-size:1rem;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;transition:color .2s;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 1rem;}
@media(min-width:768px){.container{padding:0 2rem;}}
.section-padding{padding:4rem 0;}
@media(min-width:768px){.section-padding{padding:6rem 0;}}
/* topbar */
.topbar{background:var(--dark);color:#A9C6B8;font-size:.8rem;height:40px;display:flex;align-items:center;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;width:100%;}
.topbar a{color:#A9C6B8;transition:color .2s;}
.topbar a:hover{color:var(--accent-light);}
.topbar-right{display:flex;gap:1.25rem;}
.topbar-right .hide-mobile{display:none;}
@media(min-width:768px){.topbar-right .hide-mobile{display:inline;}}
/* nav */
.site-header{background:var(--white);box-shadow:0 1px 0 var(--border);position:sticky;top:0;z-index:100;}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo{display:flex;align-items:center;gap:.5rem;}
.logo-icon{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary),#176B4D);display:flex;align-items:center;justify-content:center;color:var(--accent-light);font-weight:900;font-size:1.05rem;flex-shrink:0;}
.logo-text{font-weight:800;font-size:1.05rem;color:var(--primary);line-height:1.2;letter-spacing:.5px;white-space:nowrap;}
.logo-text span{color:var(--accent);}
.nav-links{display:none;align-items:center;gap:1.75rem;}
@media(min-width:1024px){.nav-links{display:flex;}}
.nav-links a{font-size:.95rem;font-weight:500;color:var(--text-sub);position:relative;padding:.4rem 0;transition:color .2s;}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--accent);border-radius:2px;transition:width .3s;}
.nav-links a:hover{color:var(--primary);}
.nav-links a:hover::after{width:100%;}
.nav-links a.active{color:var(--primary);font-weight:700;}
.nav-links a.active::after{width:100%;}
.nav-cta{display:none;margin-left:1rem;}
@media(min-width:768px){.nav-cta{display:inline-flex;}}
.mobile-toggle{display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:.5rem;}
.mobile-toggle span{width:24px;height:2px;background:var(--primary);border-radius:2px;transition:.3s;}
.mobile-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.mobile-toggle.open span:nth-child(2){opacity:0;}
.mobile-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media(min-width:1024px){.mobile-toggle{display:none;}}
.mobile-menu{display:none;background:var(--white);border-top:1px solid var(--border);padding:1rem 0 .5rem;}
.mobile-menu.open{display:block;}
.mobile-menu a{display:block;padding:.8rem 1rem;font-size:1rem;font-weight:500;color:var(--text-main);border-radius:10px;}
.mobile-menu a:hover,.mobile-menu a.active{background:var(--green-light);color:var(--primary);font-weight:700;}
.mobile-menu .mobile-cta{margin:1rem 1rem .5rem;}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1.75rem;border-radius:999px;font-weight:600;font-size:.95rem;cursor:pointer;border:2px solid transparent;transition:all .25s;}
.btn-primary{background:linear-gradient(135deg,var(--primary),#176B4D);color:#fff;box-shadow:0 4px 16px rgba(12,59,46,.25);}
.btn-primary:hover{box-shadow:0 8px 24px rgba(12,59,46,.35);transform:translateY(-2px) scale(1.02);}
.btn-primary:active{transform:translateY(0) scale(.98);box-shadow:0 2px 8px rgba(12,59,46,.2);}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary);}
.btn-outline:hover{background:var(--green-light);}
.btn-light{background:#fff;color:var(--primary);box-shadow:0 4px 16px rgba(0,0,0,.15);}
.btn-light:hover{background:var(--accent-light);color:var(--primary);transform:translateY(-2px);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.8);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.15);}
.btn-accent{background:var(--accent);color:var(--primary);font-weight:700;box-shadow:0 4px 16px rgba(217,154,43,.3);}
.btn-accent:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 24px rgba(217,154,43,.4);}
/* hero */
.hero-section{padding:2rem 0 3rem;background:var(--bg);}
.hero-card{border-radius:28px;background:linear-gradient(135deg,var(--primary) 0%,#176B4D 55%,#2A9D6E 100%);position:relative;overflow:hidden;padding:3rem 1.5rem;}
@media(min-width:768px){.hero-card{padding:4rem 3rem;}}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:.22;}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(12,59,46,.9) 0%,rgba(23,107,77,.75) 50%,rgba(42,157,110,.5) 100%);}
.hero-content{position:relative;z-index:2;max-width:1200px;margin:0 auto;display:grid;gap:2.5rem;align-items:center;}
@media(min-width:1024px){.hero-content{grid-template-columns:1.2fr .8fr;}}
.hero-title{color:#fff;font-size:clamp(2rem,5vw,3.75rem);font-weight:800;line-height:1.15;letter-spacing:.5px;}
.hero-title .accent{color:var(--accent-light);}
.hero-subtitle{color:var(--text-dark);font-size:1.05rem;max-width:640px;margin-top:1.25rem;line-height:1.8;}
.hero-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:1.75rem;}
.hero-badges{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;}
@media(min-width:1024px){.hero-badges{grid-template-columns:1fr;}}
.badge-stat{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:16px;padding:1.25rem 1.5rem;backdrop-filter:blur(4px);display:flex;align-items:center;gap:1rem;transition:background .3s;}
.badge-stat:hover{background:rgba(255,255,255,.18);}
.badge-stat .num{font-size:2.25rem;font-weight:800;color:var(--accent-light);line-height:1;letter-spacing:-1px;}
.badge-stat .label{color:var(--text-dark);font-size:.875rem;line-height:1.4;margin-top:.2rem;}
/* brand story */
.story-grid{display:grid;gap:3rem;align-items:center;}
@media(min-width:1024px){.story-grid{grid-template-columns:1fr 1fr;}}
.story-img{position:relative;border-radius:20px;overflow:hidden;min-height:320px;background:var(--green-light);}
.story-img img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.story-img .img-badge{position:absolute;bottom:1.5rem;left:1.5rem;background:rgba(255,255,255,.92);border-radius:14px;padding:.75rem 1.25rem;box-shadow:var(--shadow-card);font-size:.875rem;font-weight:600;color:var(--primary);}
.story-text h2{font-size:clamp(1.5rem,3vw,2.25rem);font-weight:700;line-height:1.3;margin-bottom:1rem;}
.story-text p{color:var(--text-sub);margin-bottom:1.25rem;}
.story-points{list-style:none;display:flex;flex-direction:column;gap:.8rem;margin:1.5rem 0;}
.story-points li{display:flex;align-items:flex-start;gap:.6rem;font-weight:500;}
.story-points li::before{content:'';flex-shrink:0;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:.55rem;}
.story-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--border);}
.timeline-node{position:relative;text-align:center;padding-top:1.25rem;}
.timeline-node::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:10px;height:10px;border-radius:50%;background:var(--primary);border:2px solid var(--accent);}
.timeline-node strong{display:block;font-size:.9rem;color:var(--primary);}
.timeline-node span{font-size:.8rem;color:var(--text-weak);}
/* feature cards */
.feature-grid{display:grid;gap:1.5rem;margin-top:2.5rem;}
@media(min-width:768px){
  .feature-grid{grid-template-columns:repeat(2,1fr);}
}
.feature-card{background:var(--white);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-card);transition:all .3s;border:1px solid transparent;}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary);}
.feature-card.feature-lg{grid-row:span 2;}
.feature-img{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--primary),#2A9D6E);}
.feature-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.feature-card:hover .feature-img img{transform:scale(1.05);}
.feature-img .tag{position:absolute;top:1rem;left:1rem;background:var(--accent);color:#fff;font-size:.75rem;font-weight:600;padding:.3rem .9rem;border-radius:999px;letter-spacing:.5px;}
.feature-body{padding:1.5rem;}
.feature-body h3{font-size:1.25rem;font-weight:600;margin-bottom:.6rem;line-height:1.4;}
.feature-body h3 a{transition:color .2s;}
.feature-body h3 a:hover{color:var(--primary);}
.feature-body p{color:var(--text-sub);font-size:.95rem;margin-bottom:1rem;}
.feature-more{display:inline-flex;align-items:center;gap:.35rem;color:var(--primary);font-weight:600;font-size:.9rem;}
.feature-more:hover{color:var(--accent);}
.feature-more .arrow{transition:transform .2s;}
.feature-more:hover .arrow{transform:translateX(4px);}
/* news */
.news-section{background:var(--white);}
.news-list{display:flex;flex-direction:column;gap:0;margin-top:2rem;}
.news-row{display:grid;grid-template-columns:1fr;gap:.5rem;padding:1.5rem 1rem;border-bottom:1px solid var(--border);transition:background .2s;border-radius:12px;}
@media(min-width:768px){.news-row{grid-template-columns:120px 1fr;gap:1.5rem;align-items:flex-start;}}
.news-row:hover{background:#F0F6F2;}
.news-date{display:flex;flex-direction:row;align-items:center;gap:.8rem;}
@media(min-width:768px){.news-date{flex-direction:column;align-items:flex-start;gap:.25rem;}}
.news-date .day{font-size:1.5rem;font-weight:800;color:var(--primary);line-height:1.2;}
.news-date .cat{display:inline-block;background:var(--green-light);color:var(--primary);font-size:.72rem;font-weight:600;padding:.15rem .7rem;border-radius:999px;}
.news-content h3{font-size:1.1rem;font-weight:600;margin-bottom:.35rem;line-height:1.5;}
.news-content h3 a{transition:color .2s;}
.news-content h3 a:hover{color:var(--primary);}
.news-content p{color:var(--text-sub);font-size:.9rem;line-height:1.7;}
.news-more{display:inline-flex;align-items:center;gap:.3rem;font-size:.85rem;font-weight:600;color:var(--primary);margin-top:.4rem;}
.news-more:hover{color:var(--accent);}
.empty-state{border:2px dashed var(--border);border-radius:var(--radius-md);padding:3rem;text-align:center;color:var(--text-weak);font-size:1rem;margin-top:2rem;background:var(--bg);}
/* trust */
.trust-section{background:var(--bg-alt);}
.trust-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:1.25rem;margin-top:2.5rem;}
.trust-item{background:var(--white);border-radius:var(--radius-sm);border:1px solid var(--border);padding:.75rem 1.75rem;font-weight:600;color:var(--text-sub);font-size:.9rem;display:flex;align-items:center;gap:.5rem;transition:all .2s;filter:grayscale(1);}
.trust-item:hover{filter:grayscale(0);border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.trust-item .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);}
/* faq */
.faq-list{max-width:850px;margin:2rem auto 0;display:flex;flex-direction:column;gap:1rem;}
.faq-item{background:var(--white);border-radius:16px;box-shadow:var(--shadow-card);overflow:hidden;border:1px solid transparent;transition:border-color .2s;}
.faq-item.open{border-color:var(--primary);}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.75rem;cursor:pointer;font-weight:600;font-size:1.05rem;color:var(--text-main);}
.faq-icon{width:28px;height:28px;border-radius:50%;background:var(--green-light);display:flex;align-items:center;justify-content:center;color:var(--primary);font-weight:700;font-size:1.1rem;transition:transform .3s;flex-shrink:0;}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 1.75rem 1.5rem;color:var(--text-sub);line-height:1.8;font-size:.95rem;background:var(--green-light);margin:0 .75rem .75rem;border-radius:12px;border-left:3px solid var(--primary);}
.faq-a-inner p{padding-top:1rem;}
/* cta */
.cta-section{padding:3rem 0 5rem;background:var(--bg);}
.cta-box{background:linear-gradient(135deg,var(--primary) 0%,#176B4D 60%,#2A9D6E 100%);border-radius:24px;padding:3rem 2rem;position:relative;overflow:hidden;text-align:center;}
@media(min-width:768px){.cta-box{padding:4rem 3rem;}}
.cta-box::before{content:'';position:absolute;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.04);top:-100px;right:-60px;}
.cta-box::after{content:'';position:absolute;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.03);bottom:-80px;left:-40px;}
.cta-box h2{color:#fff;font-size:clamp(1.5rem,3vw,2.25rem);font-weight:700;position:relative;z-index:1;}
.cta-box p{color:var(--text-dark);max-width:560px;margin:.75rem auto 0;position:relative;z-index:1;}
.cta-form{display:flex;flex-direction:column;gap:.75rem;max-width:440px;margin:2rem auto 0;position:relative;z-index:1;}
@media(min-width:640px){.cta-form{flex-direction:row;}}
.cta-form input{flex:1;padding:.85rem 1.5rem;border-radius:999px;border:2px solid transparent;background:#fff;font-size:.95rem;color:var(--text-main);outline:none;transition:border-color .2s,box-shadow .2s;}
.cta-form input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(217,154,43,.25);}
.cta-form input::placeholder{color:var(--text-weak);}
/* footer */
.site-footer{background:var(--dark);color:#A9C6B8;padding:4rem 0 0;}
.footer-grid{display:grid;gap:2.5rem;padding-bottom:3rem;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.2fr 1fr 1fr;}}
.footer-brand .logo-text{color:#fff;font-size:1.15rem;}
.footer-brand p{font-size:.9rem;margin-top:1rem;max-width:300px;line-height:1.8;}
.footer-title{font-size:1rem;font-weight:700;color:#fff;margin-bottom:1.25rem;}
.footer-links{display:flex;flex-direction:column;gap:.55rem;}
.footer-links a{font-size:.9rem;color:#A9C6B8;transition:color .2s,padding-left .2s;}
.footer-links a:hover{color:var(--accent-light);padding-left:4px;}
.footer-contact{display:flex;flex-direction:column;gap:.55rem;font-size:.9rem;}
.footer-contact span{display:flex;align-items:center;gap:.5rem;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:1.5rem 0;display:flex;flex-direction:column;align-items:center;gap:.5rem;text-align:center;font-size:.82rem;}
@media(min-width:768px){.footer-bottom{flex-direction:row;justify-content:space-between;text-align:left;}}
.footer-bottom a{color:#A9C6B8;}
.footer-bottom a:hover{color:var(--accent-light);}
/* section headers */
.sec-header{text-align:center;max-width:720px;margin:0 auto 1rem;}
.sec-header.left{text-align:left;margin:0 0 1.5rem;}
.sec-header .eyebrow{display:inline-block;background:var(--green-light);color:var(--primary);font-size:.78rem;font-weight:700;letter-spacing:1px;padding:.3rem 1.25rem;border-radius:999px;margin-bottom:1rem;text-transform:uppercase;}
.sec-header h2{font-size:clamp(1.5rem,3vw,2.25rem);font-weight:700;line-height:1.3;}
.sec-header p{color:var(--text-sub);margin-top:.75rem;font-size:1rem;}
/* responsive */
@media(max-width:767px){
  .hero-badges{grid-template-columns:repeat(2,1fr);}
  .hero-card{padding:2.5rem 1.25rem;border-radius:20px;}
  .badge-stat .num{font-size:1.75rem;}
  .story-timeline{grid-template-columns:repeat(2,1fr);gap:1rem;padding-top:1rem;}
  .timeline-node:nth-child(n+3){margin-top:1rem;}
  .footer-grid{grid-template-columns:1fr;}
  .feature-grid{grid-template-columns:1fr;}
}
@media(max-width:520px){
  .hero-badges{grid-template-columns:1fr;}
  .badge-stat{padding:1rem;}
  .section-padding{padding:3rem 0;}
  .cta-form{flex-direction:column;}
  .btn{padding:.65rem 1.4rem;font-size:.9rem;}
}

/* roulang page: category1 */
:root {
            --primary: #0C3B2E;
            --primary-hover: #0A3225;
            --primary-active: #07241C;
            --gradient: linear-gradient(135deg, #0C3B2E 0%, #176B4D 55%, #2A9D6E 100%);
            --accent: #D99A2B;
            --accent-hover: #C0871F;
            --accent-light: #F5C766;
            --mint: #E7F3EC;
            --bg: #F7F9F8;
            --bg-soft: #EEF3EF;
            --text-main: #16251F;
            --text-sub: #55675E;
            --text-weak: #8A9B93;
            --border: #E2E9E5;
            --shadow-sm: 0 8px 24px rgba(12, 59, 46, 0.06);
            --shadow-hover: 0 16px 40px rgba(12, 59, 46, 0.12);
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "微软雅黑", sans-serif;
            --font-display: "Roboto Condensed", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background: var(--bg);
            color: var(--text-main);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .3s ease;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }

        .site-header {
            background: #fff;
            box-shadow: 0 2px 12px rgba(12, 59, 46, 0.05);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .topbar {
            background: var(--primary);
            color: #fff;
            font-size: 0.8rem;
            line-height: 40px;
            height: 40px;
        }

        .topbar-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: nowrap;
        }

        .topbar-domain {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.8rem;
            letter-spacing: 0.5px;
        }

        .topbar-domain:hover {
            color: var(--accent-light);
        }

        .topbar-links {
            display: flex;
            gap: 1.5rem;
        }

        .topbar-links a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.8rem;
            line-height: 40px;
        }

        .topbar-links a:hover {
            color: var(--accent-light);
        }

        .main-nav {
            border-bottom: 1px solid var(--border);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 1.5rem;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--gradient);
            color: #fff;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.1rem;
            letter-spacing: 0.5px;
        }

        .logo-text {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .logo-text span {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.2rem;
        }

        .nav-links a {
            position: relative;
            padding: 0.55rem 1rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-sub);
            border-radius: 999px;
            transition: color .3s ease, background .3s ease;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            left: 1rem;
            right: 1rem;
            bottom: 0.15rem;
            height: 2px;
            border-radius: 2px;
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform .3s ease;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: rgba(12, 59, 46, 0.04);
        }

        .nav-links a:hover::after {
            transform: scaleX(1);
        }

        .nav-links a.active {
            color: var(--primary);
            font-weight: 700;
            background: var(--mint);
        }

        .nav-links a.active::after {
            transform: scaleX(1);
        }

        .nav-cta {
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            transition: background .3s ease;
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: transform .3s ease, opacity .3s ease;
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            font-weight: 600;
            border-radius: 999px;
            padding: 0.7rem 1.6rem;
            font-size: 0.95rem;
            line-height: 1.5;
            border: 1px solid transparent;
            transition: all .3s ease;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--gradient);
            color: #fff;
            box-shadow: 0 6px 18px rgba(12, 59, 46, 0.22);
        }

        .btn-primary:hover {
            box-shadow: 0 10px 28px rgba(12, 59, 46, 0.32);
            transform: translateY(-1px);
            background: linear-gradient(135deg, #0A3225 0%, #135D41 55%, #238C61 100%);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(12, 59, 46, 0.2);
        }

        .btn-gold {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 6px 18px rgba(217, 154, 43, 0.35);
        }

        .btn-gold:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 10px 26px rgba(217, 154, 43, 0.4);
        }

        .btn-gold:active {
            transform: translateY(0);
        }

        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        .btn-ghost {
            border-color: var(--border);
            color: var(--primary);
            background: #fff;
            font-size: 0.9rem;
            padding: 0.55rem 1.2rem;
            font-weight: 600;
        }

        .btn-ghost:hover {
            border-color: var(--primary);
            background: var(--mint);
        }

        .btn-outline-primary {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }

        .btn-outline-primary:hover {
            background: var(--mint);
            border-color: var(--primary);
        }

        .section-padding {
            padding: 4rem 0;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-sub);
            line-height: 1.8;
            max-width: 640px;
            text-align: center;
            margin: 0.75rem auto 0;
        }

        .text-gradient {
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            background: var(--gradient);
            background-image: linear-gradient(135deg, rgba(12, 59, 46, 0.92) 0%, rgba(23, 107, 77, 0.88) 60%, rgba(42, 157, 110, 0.85) 100%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 5rem 0 6rem;
            overflow: hidden;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            right: -120px;
            bottom: -160px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245, 199, 102, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 999px;
            padding: 0.35rem 1rem;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent-light);
            margin-bottom: 1.4rem;
            backdrop-filter: blur(4px);
        }

        .category-hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: 1px;
            margin-bottom: 1rem;
        }

        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 1.8rem;
        }

        .hero-ctas {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }

        .hero-meta {
            display: flex;
            gap: 2rem;
            margin-top: 3rem;
            padding-top: 1.8rem;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            flex-direction: column;
        }

        .hero-meta-item strong {
            font-family: var(--font-display);
            font-size: 1.8rem;
            color: var(--accent-light);
            line-height: 1.2;
        }

        .hero-meta-item span {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
        }

        /* ===== Story Section ===== */
        .story-section {
            background: #fff;
            padding: 5rem 0;
        }

        .story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .story-content .story-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            background: var(--mint);
            padding: 0.3rem 0.9rem;
            border-radius: 999px;
            margin-bottom: 1rem;
        }

        .story-content h2 {
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 1rem;
        }

        .story-content p {
            color: var(--text-sub);
            line-height: 1.9;
            margin-bottom: 1rem;
            font-size: 0.95rem;
        }

        .story-list {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.6rem 1rem;
            margin: 1.2rem 0 1.6rem;
        }

        .story-list li {
            position: relative;
            padding-left: 1.4rem;
            font-size: 0.92rem;
            color: var(--text-main);
            font-weight: 500;
        }

        .story-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.55rem;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        .story-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            position: relative;
        }

        .story-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 340px;
        }

        .story-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(12, 59, 46, 0.3) 0%, transparent 50%);
            pointer-events: none;
        }

        /* ===== Info Cards ===== */
        .info-cards-section {
            background: var(--bg);
            padding: 5rem 0;
        }

        .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-head .section-title {
            margin-bottom: 0.5rem;
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .info-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all .35s ease;
            display: flex;
            flex-direction: column;
        }

        .info-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }

        .info-card-media {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 8;
        }

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

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

        .info-card-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(12, 59, 46, 0.22) 0%, transparent 60%);
        }

        .info-card-tag {
            position: absolute;
            left: 1rem;
            top: 1rem;
            z-index: 2;
            background: rgba(255, 255, 255, 0.9);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.8rem;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

        .info-card-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .info-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-main);
            transition: color .3s ease;
        }

        .info-card-body p {
            font-size: 0.88rem;
            color: var(--text-sub);
            line-height: 1.75;
            margin-bottom: 1rem;
            flex: 1;
        }

        .info-card-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        .info-card-link i {
            transition: transform .3s ease;
        }

        .info-card-link:hover i {
            transform: translateX(4px);
        }

        .more-wrap {
            text-align: center;
            margin-top: 2.5rem;
        }

        /* ===== Stats ===== */
        .stats-section {
            background: var(--gradient);
            padding: 4rem 0;
            color: #fff;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            text-align: center;
        }

        .stat-item {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-md);
            padding: 1.8rem 1rem;
            transition: background .3s ease;
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.14);
        }

        .stat-item strong {
            font-family: var(--font-display);
            font-size: 2.5rem;
            color: var(--accent-light);
            line-height: 1.1;
            display: block;
            margin-bottom: 0.3rem;
        }

        .stat-item span {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #fff;
            padding: 5rem 0;
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            overflow: hidden;
            transition: box-shadow .3s ease, border-color .3s ease;
        }

        .faq-item:hover {
            border-color: rgba(12, 59, 46, 0.3);
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .faq-item__question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            width: 100%;
            padding: 1.1rem 1.4rem;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            background: none;
            transition: color .3s ease;
        }

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

        .faq-item__icon {
            position: relative;
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--mint);
            transition: background .3s ease, transform .3s ease;
        }

        .faq-item__icon::before,
        .faq-item__icon::after {
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            background: var(--primary);
            border-radius: 2px;
            transform: translate(-50%, -50%);
            transition: transform .3s ease;
        }

        .faq-item__icon::before {
            width: 10px;
            height: 2px;
        }

        .faq-item__icon::after {
            width: 2px;
            height: 10px;
        }

        .faq-item.active .faq-item__icon {
            background: var(--primary);
        }

        .faq-item.active .faq-item__icon::before,
        .faq-item.active .faq-item__icon::after {
            background: #fff;
        }

        .faq-item.active .faq-item__icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
        }

        .faq-item__answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }

        .faq-item__answer-inner {
            padding: 0 1.4rem 1.2rem;
            border-left: 3px solid var(--primary);
            margin-left: 1.4rem;
            background: var(--mint);
            border-radius: 0 8px 8px 0;
            color: var(--text-sub);
            font-size: 0.9rem;
            line-height: 1.85;
            margin-right: 1.4rem;
        }

        .faq-item.active .faq-item__answer {
            max-height: 300px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg);
            padding: 4rem 0 5rem;
        }

        .cta-card {
            background: var(--gradient);
            border-radius: 24px;
            color: #fff;
            padding: 3.5rem 2.5rem;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(12, 59, 46, 0.25);
        }

        .cta-card::before {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245, 199, 102, 0.3) 0%, transparent 70%);
        }

        .cta-card::after {
            content: '';
            position: absolute;
            left: -60px;
            bottom: -100px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
        }

        .cta-card>* {
            position: relative;
            z-index: 2;
        }

        .cta-card h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
        }

        .cta-card p {
            color: #D5E5DC;
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 1.8rem;
            line-height: 1.8;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 0.8rem;
            flex-wrap: wrap;
        }

        .cta-buttons .btn-gold {
            color: var(--text-main);
            font-weight: 700;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #08251C;
            color: rgba(255, 255, 255, 0.72);
            padding: 4rem 0 0;
            font-size: 0.88rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
        }

        .footer-brand .logo {
            margin-bottom: 1rem;
        }

        .footer-brand .logo-text {
            color: #fff;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.9;
            font-size: 0.85rem;
            max-width: 320px;
        }

        .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color .3s ease;
        }

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

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 1.2rem 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }

            .nav-links a {
                padding: 0.5rem 0.8rem;
                font-size: 0.88rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                position: fixed;
                top: 112px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 0.8rem 1rem 1.2rem;
                box-shadow: 0 10px 30px rgba(12, 59, 46, 0.1);
                border-bottom: 1px solid var(--border);
                transform: translateY(-150%);
                opacity: 0;
                visibility: hidden;
                transition: all .35s ease;
                z-index: 99;
                max-height: calc(100vh - 112px);
                overflow-y: auto;
            }

            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

            .nav-links a {
                padding: 0.9rem 1rem;
                border-radius: 12px;
                font-size: 1rem;
                text-align: left;
            }

            .nav-links a::after {
                display: none;
            }

            .nav-links a.active {
                background: var(--mint);
            }

            .nav-cta {
                display: none;
            }

            .story-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .story-image img {
                min-height: 260px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .category-hero {
                padding: 3.5rem 0 4rem;
            }

            .hero-meta {
                gap: 1.2rem;
            }

            .hero-meta-item strong {
                font-size: 1.5rem;
            }

            .cta-card {
                padding: 2.5rem 1.2rem;
            }

            .cta-buttons .btn {
                width: 100%;
                max-width: 280px;
            }

            .section-padding {
                padding: 3rem 0;
            }

            .story-section,
            .info-cards-section,
            .faq-section {
                padding: 3.5rem 0;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }

            .stat-item {
                padding: 1.2rem 0.8rem;
            }

            .stat-item strong {
                font-size: 1.8rem;
            }

            .story-list {
                grid-template-columns: 1fr;
            }

            .topbar-links {
                display: none;
            }

            .topbar-inner {
                justify-content: center;
            }

            .logo-text {
                font-size: 0.92rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }

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

/* roulang page: article */
:root {
            --primary: #0C3B2E;
            --primary-hover: #0A3225;
            --primary-active: #07241C;
            --gradient: linear-gradient(135deg, #0C3B2E 0%, #176B4D 55%, #2A9D6E 100%);
            --accent: #D99A2B;
            --accent-hover: #C0871F;
            --accent-light: #F5C766;
            --secondary: #E7F3EC;
            --bg: #F7F9F8;
            --white: #FFFFFF;
            --text: #16251F;
            --text-muted: #55675E;
            --text-weak: #8A9B93;
            --border: #E2E9E5;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --shadow: 0 8px 24px rgba(12, 59, 46, 0.06);
            --shadow-hover: 0 16px 40px rgba(12, 59, 46, 0.12);
            --font-display: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-num: 'Roboto Condensed', 'Noto Sans SC', sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (min-width:768px) {
            .container {
                padding: 0 2rem;
            }
        }

        /* ===== 顶部信息条 ===== */
        .top-bar {
            background: #07241C;
            color: #D5E5DC;
            font-size: .8rem;
            height: 40px;
            display: flex;
            align-items: center;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            width: 100%;
        }
        .top-bar a {
            color: #D5E5DC;
            margin-left: 1rem;
        }
        .top-bar a:hover {
            color: var(--accent-light);
        }
        .top-bar-links {
            display: flex;
            align-items: center;
            gap: .5rem;
        }
        .top-bar-domain {
            font-weight: 600;
            letter-spacing: .5px;
            color: #fff;
        }
        @media (max-width:640px) {
            .top-bar-links span:not(.top-bar-domain) {
                display: none;
            }
        }

        /* ===== 主导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(12, 59, 46, 0.04);
        }
        .nav-wrapper {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: .6rem;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--gradient);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: .95rem;
            letter-spacing: .5px;
            box-shadow: 0 4px 12px rgba(12, 59, 46, 0.2);
        }
        .logo-text {
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--primary);
            line-height: 1.2;
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: .25rem;
            flex: 1;
            justify-content: center;
        }
        .nav-links a {
            padding: .5rem .9rem;
            font-size: .95rem;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 999px;
            position: relative;
            transition: all .25s;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transition: transform .3s;
        }
        .nav-links a:hover {
            color: var(--primary);
        }
        .nav-links a:hover::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-links a.active {
            color: var(--primary);
            font-weight: 700;
            background: var(--secondary);
        }
        .nav-cta {
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: .9rem;
            padding: .65rem 1.4rem;
            border: none;
            transition: all .3s;
            cursor: pointer;
            line-height: 1.2;
            gap: .4rem;
        }
        .btn-primary {
            background: var(--gradient);
            color: #fff;
            box-shadow: 0 4px 16px rgba(12, 59, 46, 0.2);
        }
        .btn-primary:hover {
            box-shadow: 0 8px 24px rgba(12, 59, 46, 0.3);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(12, 59, 46, 0.2);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--secondary);
            border-color: var(--primary-hover);
        }
        .btn-gold {
            background: var(--accent);
            color: #0C3B2E;
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(217, 154, 43, 0.3);
        }
        .btn-gold:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(192, 135, 31, 0.35);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 8px;
        }
        .hamburger span {
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all .3s;
        }
        @media (max-width: 920px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 112px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 1rem 1.5rem 1.5rem;
                gap: .25rem;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 12px 24px rgba(12, 59, 46, 0.08);
                transform: translateY(-120%);
                transition: transform .35s ease;
                justify-content: flex-start;
                align-items: stretch;
            }
            .nav-links.open {
                transform: translateY(0);
            }
            .nav-links a {
                display: block;
                padding: .8rem 1rem;
                border-radius: 10px;
                font-size: 1rem;
            }
            .nav-links a::after {
                display: none;
            }
            .nav-cta {
                display: none;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: .8rem 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            font-size: .85rem;
            color: var(--text-weak);
            gap: .35rem;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--text);
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 260px;
        }
        .breadcrumb-sep {
            color: var(--border);
            font-weight: 300;
        }

        /* ===== 文章标题区 ===== */
        .article-header-sec {
            background: linear-gradient(180deg, #F0F6F2 0%, #FFFFFF 100%);
            padding: 3rem 0 2.5rem;
            border-bottom: 1px solid var(--border);
        }
        .article-header-sec .container {
            max-width: 1000px;
        }
        .article-h1 {
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
            margin: 1rem 0 .75rem;
            letter-spacing: -0.02em;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            font-size: .85rem;
            color: var(--text-weak);
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: .35rem;
        }
        .meta-item .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--accent);
            display: inline-block;
        }
        .meta-badge {
            background: var(--secondary);
            color: var(--primary);
            padding: .2rem .7rem;
            border-radius: 999px;
            font-weight: 600;
            font-size: .8rem;
        }

        /* ===== 文章详情布局 ===== */
        .article-layout-sec {
            padding: 3rem 0 4rem;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
        }
        @media (min-width: 992px) {
            .article-layout {
                grid-template-columns: 2fr 1fr;
            }
        }
        .article-main {
            min-width: 0;
        }
        .article-content {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text);
        }
        .article-content p {
            margin-bottom: 1.5rem;
        }
        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 2.5rem 0 1rem;
            padding-left: .9rem;
            border-left: 4px solid var(--accent);
            line-height: 1.3;
        }
        .article-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 1.8rem 0 .8rem;
            color: var(--primary);
        }
        .article-content ul,
        .article-content ol {
            margin: 1rem 0 1.5rem;
            padding-left: 1.5rem;
        }
        .article-content li {
            margin-bottom: .5rem;
        }
        .article-content ul li::marker {
            color: var(--accent);
        }
        .article-content blockquote {
            background: var(--secondary);
            border-left: 4px solid var(--primary);
            padding: 1.2rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
            font-style: normal;
            color: var(--text-muted);
        }
        .article-content pre {
            background: #0C2B20;
            color: #E7F3EC;
            border-radius: 12px;
            padding: 1.2rem 1.5rem;
            overflow-x: auto;
            margin: 1.5rem 0;
            font-size: .9rem;
            line-height: 1.7;
        }
        .article-content code {
            background: var(--secondary);
            padding: .15rem .4rem;
            border-radius: 6px;
            font-size: .9em;
        }
        .article-content pre code {
            background: transparent;
            padding: 0;
        }
        .article-content img {
            border-radius: 16px;
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
        }
        .article-content a {
            color: var(--primary);
            border-bottom: 1px solid var(--accent);
        }

        /* ===== 内容未找到 ===== */
        .article-not-found {
            text-align: center;
            padding: 4rem 2rem;
            background: #fff;
            border-radius: 20px;
            box-shadow: var(--shadow);
        }
        .not-found-icon {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            border: 3px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            margin: 0 auto 1.5rem;
        }
        .article-not-found h2 {
            font-size: 1.5rem;
            margin-bottom: .8rem;
        }
        .article-not-found p {
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }

        /* ===== 文末区域 ===== */
        .article-footer-block {
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 1.5rem 0;
            margin: 2.5rem 0;
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: space-between;
        }
        .article-tags,
        .share-buttons {
            display: flex;
            align-items: center;
            gap: .5rem;
            flex-wrap: wrap;
        }
        .tags-label,
        .share-label {
            font-size: .85rem;
            color: var(--text-weak);
            font-weight: 500;
        }
        .article-tag {
            background: var(--secondary);
            color: var(--primary);
            padding: .25rem .8rem;
            border-radius: 999px;
            font-size: .8rem;
            font-weight: 600;
        }
        .share-btn {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: .3rem .9rem;
            font-size: .8rem;
            color: var(--text-muted);
            transition: all .25s;
        }
        .share-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #FFFDF5;
        }

        /* ===== 上一篇/下一篇 ===== */
        .post-nav-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        @media (min-width:640px) {
            .post-nav-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .post-nav-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 1.2rem 1.5rem;
            display: flex;
            flex-direction: column;
            gap: .3rem;
            transition: all .3s;
        }
        .post-nav-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .post-nav-label {
            font-size: .8rem;
            color: var(--text-weak);
            font-weight: 500;
        }
        .post-nav-title {
            font-size: .95rem;
            font-weight: 600;
            color: var(--text);
        }
        .post-nav-card:hover .post-nav-title {
            color: var(--primary);
        }

        /* ===== 侧边栏 ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .side-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
            border: 1px solid rgba(226, 233, 229, 0.5);
        }
        .side-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 1rem;
            padding-bottom: .7rem;
            border-bottom: 2px solid var(--secondary);
        }
        .side-info-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: .7rem;
        }
        .side-info-list li {
            display: flex;
            justify-content: space-between;
            font-size: .88rem;
            color: var(--text-muted);
        }
        .side-info-list li span:first-child {
            color: var(--text-weak);
        }
        .side-info-list li span:last-child {
            font-weight: 600;
            color: var(--text);
            text-align: right;
        }
        .side-post-list {
            display: flex;
            flex-direction: column;
            gap: .6rem;
        }
        .side-post-item {
            display: flex;
            align-items: center;
            gap: .8rem;
            padding: .6rem;
            border-radius: 10px;
            transition: background .25s;
        }
        .side-post-item:hover {
            background: var(--secondary);
        }
        .side-post-date {
            font-family: var(--font-num);
            font-size: .75rem;
            color: var(--text-weak);
            background: var(--bg);
            padding: .2rem .5rem;
            border-radius: 6px;
            flex-shrink: 0;
            font-weight: 700;
        }
        .side-post-text {
            font-size: .88rem;
            color: var(--text);
            line-height: 1.4;
            font-weight: 500;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        /* ===== 相关推荐 ===== */
        .related-sec {
            background: #fff;
            padding: 4rem 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-head {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 2rem;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .section-title {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
        }
        .section-sub {
            font-size: .9rem;
            color: var(--text-weak);
        }
        .related-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }
        @media (min-width:768px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width:1024px) {
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .related-card {
            background: var(--bg);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all .35s;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--primary);
        }
        .related-card-img {
            height: 180px;
            overflow: hidden;
        }
        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s;
        }
        .related-card:hover .related-card-img img {
            transform: scale(1.05);
        }
        .related-card-body {
            padding: 1.2rem 1.4rem 1.4rem;
            display: flex;
            flex-direction: column;
            gap: .6rem;
            flex: 1;
        }
        .related-card-body .tag {
            align-self: flex-start;
        }
        .tag {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: .2rem .7rem;
            border-radius: 999px;
            font-size: .75rem;
            font-weight: 600;
            letter-spacing: .3px;
        }
        .related-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }
        .related-card-body p {
            font-size: .85rem;
            color: var(--text-muted);
            line-height: 1.6;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }
        .related-date {
            font-size: .8rem;
            color: var(--text-weak);
        }
        .related-more {
            text-align: center;
            margin-top: 2.5rem;
        }

        /* ===== CTA区 ===== */
        .cta-sec {
            padding: 4rem 0;
            background: var(--bg);
        }
        .cta-box {
            background: var(--gradient);
            border-radius: 24px;
            padding: 3rem 2rem;
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(245, 199, 102, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            top: -100px;
            right: -100px;
        }
        .cta-box::after {
            content: '';
            position: absolute;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            bottom: -60px;
            left: -60px;
        }
        .cta-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: .8rem;
            position: relative;
            z-index: 1;
        }
        .cta-desc {
            color: #D5E5DC;
            font-size: .95rem;
            max-width: 560px;
            margin: 0 auto 1.5rem;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }
        .cta-form {
            display: flex;
            gap: .6rem;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
            max-width: 480px;
            margin: 0 auto;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: .7rem 1.2rem;
            border-radius: 999px;
            border: none;
            font-size: .9rem;
            background: #fff;
            color: var(--text);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .cta-form input:focus {
            outline: 3px solid rgba(217, 154, 43, 0.3);
        }
        .cta-form .btn {
            flex-shrink: 0;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #08251C;
            color: #A9C3B4;
            padding: 3.5rem 0 0;
            font-size: .88rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        @media (min-width:768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }
        .footer-brand .logo {
            margin-bottom: 1rem;
        }
        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 1rem;
        }
        .footer-brand p {
            color: #A9C3B4;
            line-height: 1.7;
            font-size: .85rem;
            max-width: 320px;
        }
        .footer-title {
            color: #fff;
            font-weight: 700;
            font-size: .95rem;
            margin-bottom: 1rem;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: .6rem;
        }
        .footer-links a {
            color: #A9C3B4;
        }
        .footer-links a:hover {
            color: var(--accent-light);
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: .6rem;
            color: #A9C3B4;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: .8rem;
            padding: 1.5rem 0;
            color: rgba(255, 255, 255, 0.35);
            font-size: .8rem;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            font-weight: 600;
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }

        /* ===== 动效 ===== */
        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .fade-up {
            animation: fadeUp .6s ease both;
        }
        .delay-1 {
            animation-delay: .1s;
        }
        .delay-2 {
            animation-delay: .2s;
        }
        .delay-3 {
            animation-delay: .3s;
        }

        /* ===== 响应式细节 ===== */
        @media (max-width: 640px) {
            .article-header-sec {
                padding: 2rem 0 1.5rem;
            }
            .article-h1 {
                font-size: 1.5rem;
            }
            .article-content {
                font-size: 0.98rem;
            }
            .cta-box {
                padding: 2.5rem 1.25rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .nav-cta {
                display: none;
            }
        }
        @media (max-width: 480px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
            .post-nav-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category3 */
:root {
    --primary: #0C3B2E;
    --primary-hover: #0A3225;
    --primary-active: #07241C;
    --accent: #D99A2B;
    --accent-hover: #C0871F;
    --accent-light: #F5C766;
    --green-light: #E7F3EC;
    --bg: #F7F9F8;
    --text: #16251F;
    --text-muted: #55675E;
    --text-light: #8A9B93;
    --border: #E2E9E5;
    --white: #FFFFFF;
    --shadow-sm: 0 8px 24px rgba(12,59,46,0.06);
    --shadow-lg: 0 16px 40px rgba(12,59,46,0.12);
    --radius-lg: 20px;
    --radius-md: 16px;
    --radius-pill: 999px;
    --font-display: "Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    --font-body: "Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    --font-num: "Roboto Condensed","Noto Sans SC",sans-serif;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.8;
    text-align: left;
  }
  img { max-width: 100%; display: block; }
  a { text-decoration: none; color: inherit; transition: color .25s ease; }
  ul, ol { list-style: none; }
  .container { max-width: 1200px; margin: 0 auto; padding: 0 1rem; }
  @media (min-width: 768px) {
    .container { padding: 0 2rem; }
  }
  /* 顶部信息条 */
  .topbar {
    background: var(--primary-active);
    height: 40px;
    display: flex;
    align-items: center;
    font-size: .8rem;
    color: #d5e5dc;
  }
  .topbar-inner { display: flex; justify-content: space-between; align-items: center; width: 100%; }
  .topbar-domain { font-weight: 700; letter-spacing: .02em; color: #fff; }
  .topbar-domain:hover { color: var(--accent-light); }
  .topbar-links { display: flex; gap: 1.5rem; }
  .topbar-links a { color: #d5e5dc; }
  .topbar-links a:hover { color: #fff; }
  @media (max-width: 640px) {
    .topbar-links a:last-child { display: none; }
    .topbar-links { gap: 1rem; }
  }
  /* 主导航 */
  .main-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
  }
  .nav-wrap {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }
  .logo {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    flex-shrink: 0;
  }
  .logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, #176B4D 55%, #2A9D6E 100%);
    color: #fff;
    font-family: var(--font-num);
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: -.02em;
    box-shadow: var(--shadow-sm);
  }
  .logo-text {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.18rem;
    color: var(--text);
    letter-spacing: .01em;
    white-space: nowrap;
  }
  .logo-text span { color: var(--accent); }
  .nav-links {
    display: flex;
    align-items: center;
    gap: .3rem;
  }
  .nav-links a {
    position: relative;
    padding: .55rem 1rem;
    font-size: .95rem;
    font-weight: 500;
    color: var(--text-muted);
    border-radius: var(--radius-pill);
    transition: color .25s ease, background .25s ease;
  }
  .nav-links a::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width .25s ease;
  }
  .nav-links a:hover { color: var(--primary); background: var(--green-light); }
  .nav-links a.active { color: var(--primary); font-weight: 700; background: var(--green-light); }
  .nav-links a.active::after { width: 24px; }
  .nav-cta {
    flex-shrink: 0;
  }
  .nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 12px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: border-color .25s ease;
  }
  .nav-toggle:hover { border-color: var(--primary); }
  .nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--primary);
    margin: 3px auto;
    border-radius: 2px;
    transition: transform .25s ease, opacity .25s ease;
  }
  .mobile-menu {
    display: none;
    background: #fff;
    border-top: 1px solid var(--border);
    padding: 1rem 1.25rem 1.5rem;
  }
  .mobile-menu.open { display: block; }
  .mobile-menu a {
    display: block;
    padding: .8rem .75rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    border-radius: 12px;
    border-bottom: 1px solid #eef3ef;
  }
  .mobile-menu a:last-child { border-bottom: none; }
  .mobile-menu a.active { color: var(--primary); background: var(--green-light); }
  .mobile-menu .btn { margin-top: 1rem; width: 100%; text-align: center; }
  @media (max-width: 1024px) {
    .nav-links { display: none; }
    .nav-toggle { display: inline-flex; }
    .nav-cta { display: none; }
  }
  /* 按钮 */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    padding: .7rem 1.6rem;
    border-radius: var(--radius-pill);
    font-size: .95rem;
    font-weight: 700;
    line-height: 1.4;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  }
  .btn:focus-visible {
    outline: 3px solid rgba(217,154,43,.4);
    outline-offset: 2px;
  }
  .btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #176B4D 55%, #2A9D6E 100%);
    color: #fff;
    box-shadow: 0 6px 18px rgba(12,59,46,.22);
  }
  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(12,59,46,.3);
  }
  .btn-primary:active { transform: translateY(0); }
  .btn-gold {
    background: linear-gradient(135deg, #D99A2B 0%, #F0B84E 100%);
    color: var(--primary-active);
    box-shadow: 0 6px 18px rgba(217,154,43,.28);
  }
  .btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(217,154,43,.38);
  }
  .btn-gold:active { transform: translateY(0); }
  .btn-outline {
    background: #fff;
    border-color: var(--primary);
    color: var(--primary);
  }
  .btn-outline:hover { background: var(--green-light); transform: translateY(-2px); }
  .btn-white-outline {
    background: transparent;
    border-color: rgba(255,255,255,.65);
    color: #fff;
  }
  .btn-white-outline:hover { background: rgba(255,255,255,.14); border-color: #fff; transform: translateY(-2px); }
  /* section */
  .section { padding: 4rem 0; }
  @media (min-width: 768px) {
    .section { padding: 5rem 0; }
  }
  .section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 2.75rem;
  }
  .section-tag {
    display: inline-block;
    background: var(--green-light);
    color: var(--primary);
    font-size: .82rem;
    font-weight: 700;
    padding: .3rem 1rem;
    border-radius: var(--radius-pill);
    margin-bottom: .9rem;
  }
  .section-head h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    line-height: 1.3;
    font-weight: 800;
    color: var(--text);
    margin-bottom: .8rem;
  }
  .section-head p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.8;
  }
  /* Hero 分类页3 居中窄版 */
  .hero-cat3 {
    position: relative;
    padding: 4.5rem 0;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
  }
  .hero-cat3::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(7,36,28,.92) 0%, rgba(12,59,46,.86) 55%, rgba(23,107,77,.78) 100%);
  }
  .hero-cat3 .container { position: relative; z-index: 2; }
  .hero-cat3-inner {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
    color: #fff;
  }
  .hero-cat3 .badge {
    display: inline-block;
    background: rgba(217,154,43,.18);
    border: 1px solid rgba(245,199,102,.5);
    color: var(--accent-light);
    font-size: .85rem;
    font-weight: 700;
    padding: .4rem 1.2rem;
    border-radius: var(--radius-pill);
    margin-bottom: 1.5rem;
    letter-spacing: .04em;
  }
  .hero-cat3 h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.18;
    margin-bottom: 1.1rem;
    letter-spacing: .01em;
    background: linear-gradient(135deg, #fff 0%, #E7F3EC 70%, #F5C766 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .hero-cat3 .hero-sub {
    font-size: 1.05rem;
    line-height: 1.85;
    color: #d5e5dc;
    max-width: 620px;
    margin: 0 auto 2rem;
  }
  .hero-cat3 .hero-sub strong { color: #fff; font-weight: 700; }
  .tag-cloud {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .7rem;
  }
  .tag-pill {
    display: inline-block;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.25);
    color: #eef6f1;
    padding: .45rem 1.15rem;
    border-radius: var(--radius-pill);
    font-size: .88rem;
    font-weight: 600;
    backdrop-filter: blur(6px);
    transition: background .25s ease, border-color .25s ease, transform .25s ease;
  }
  .tag-pill:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--primary-active);
    transform: translateY(-3px);
  }
  /* 科普内容体系：卡片 + 大数字索引 */
  .science-system {
    background: var(--bg);
    position: relative;
  }
  .science-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
    max-width: 1080px;
    margin: 0 auto;
  }
  @media (min-width: 768px) {
    .science-cards { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  }
  .science-card {
    position: relative;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2.2rem 2rem 3.4rem;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .science-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
  }
  .science-card .num {
    position: absolute;
    right: 1rem;
    bottom: -.6rem;
    font-family: var(--font-num);
    font-size: 5.8rem;
    font-weight: 800;
    line-height: 1;
    color: rgba(12,59,46,.06);
    user-select: none;
    z-index: 0;
    transition: color .3s ease, transform .3s ease;
  }
  .science-card:hover .num {
    color: rgba(217,154,43,.18);
    transform: scale(1.04);
  }
  .science-card .card-inner { position: relative; z-index: 1; }
  .science-card .icon-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--green-light);
    color: var(--primary);
    border-radius: 14px;
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
  }
  .science-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: .6rem;
    line-height: 1.4;
  }
  .science-card p {
    color: var(--text-muted);
    font-size: .95rem;
    line-height: 1.75;
  }
  .science-card .more-link {
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    margin-top: 1.1rem;
    font-weight: 700;
    font-size: .9rem;
    color: var(--primary);
    border-bottom: 1px solid transparent;
    transition: border-color .25s ease, color .25s ease;
  }
  .science-card .more-link:hover { color: var(--accent-hover); border-color: var(--accent); }
  /* 相关资源 2列交错 */
  .resource-section {
    background: #fff;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .resource-stack {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
  }
  .resource-card {
    display: flex;
    flex-direction: column;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform .3s ease, box-shadow .3s ease;
  }
  .resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
  }
  .resource-card .rc-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
  }
  .resource-card .rc-body {
    padding: 1.8rem 2rem;
  }
  .resource-card .rc-tag {
    display: inline-block;
    background: var(--green-light);
    color: var(--primary);
    font-size: .78rem;
    font-weight: 700;
    padding: .25rem .85rem;
    border-radius: var(--radius-pill);
    margin-bottom: .8rem;
  }
  .resource-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: .6rem;
    line-height: 1.4;
  }
  .resource-card p {
    color: var(--text-muted);
    font-size: .95rem;
    line-height: 1.75;
    margin-bottom: 1rem;
  }
  .resource-card .rc-meta {
    font-size: .85rem;
    color: var(--text-light);
  }
  @media (min-width: 768px) {
    .resource-card {
      flex-direction: row;
      align-items: stretch;
    }
    .resource-card:nth-child(2) { flex-direction: row-reverse; }
    .resource-card .rc-img {
      width: 46%;
      height: auto;
      min-height: 240px;
    }
    .resource-card .rc-body {
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 2.2rem 2.5rem;
    }
  }
  /* FAQ */
  .faq-section { background: var(--bg); }
  .faq-list {
    max-width: 780px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: border-color .25s ease, box-shadow .25s ease;
  }
  .faq-item.active {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
  }
  .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    padding: 1.35rem 1.6rem;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    text-align: left;
    border-radius: var(--radius-md);
    transition: color .25s ease;
  }
  .faq-question:hover { color: var(--primary); }
  .faq-question .faq-icon {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--green-light);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--primary);
    transition: transform .35s ease, background .3s ease, color .3s ease;
  }
  .faq-item.active .faq-icon {
    transform: rotate(45deg);
    background: var(--primary);
    color: #fff;
  }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease, padding .4s ease;
  }
  .faq-item.active .faq-answer {
    max-height: 500px;
  }
  .faq-answer .answer-inner {
    padding: 0 1.6rem 1.4rem;
    margin-left: 1.2rem;
    border-left: 3px solid var(--primary);
    background: var(--green-light);
    border-radius: 0 12px 12px 0;
    color: var(--text-muted);
    font-size: .95rem;
    line-height: 1.8;
  }
  .faq-answer .answer-inner p { padding-top: 1rem; }
  /* CTA */
  .cta-section { background: var(--bg); }
  .cta-box {
    position: relative;
    background: linear-gradient(135deg, #08251C 0%, #0C3B2E 50%, #176B4D 100%);
    border-radius: 28px;
    padding: 3.5rem 2rem;
    text-align: center;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(12,59,46,.28);
  }
  .cta-box::before {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: rgba(217,154,43,.12);
    top: -140px;
    right: -80px;
  }
  .cta-box::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(255,255,255,.05);
    bottom: -80px;
    left: 10%;
  }
  .cta-box > * { position: relative; z-index: 1; }
  .cta-box h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3.4vw, 2.3rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    margin-bottom: .8rem;
  }
  .cta-box p {
    color: #d5e5dc;
    max-width: 560px;
    margin: 0 auto 1.8rem;
    font-size: 1rem;
    line-height: 1.8;
  }
  .cta-btns {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  /* Footer */
  .site-footer {
    background: #08251C;
    color: #c4d6cd;
    padding: 4rem 0 0;
    font-size: .92rem;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-bottom: 2.8rem;
  }
  @media (min-width: 768px) {
    .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 3rem; }
  }
  .footer-brand p {
    margin-top: 1rem;
    line-height: 1.8;
    color: #a9c2b7;
    max-width: 360px;
  }
  .footer-title {
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1rem;
  }
  .footer-links {
    display: flex;
    flex-direction: column;
    gap: .55rem;
  }
  .footer-links a { color: #a9c2b7; }
  .footer-links a:hover { color: var(--accent); }
  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: .55rem;
    color: #a9c2b7;
  }
  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 1.6rem 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: .8rem;
    font-size: .85rem;
    color: #7fa394;
  }
  .footer-bottom a { color: #f5f7f6; }
  .footer-bottom a:hover { color: var(--accent); }
  @media (max-width: 640px) {
    .footer-bottom { justify-content: center; text-align: center; }
  }

/* roulang page: category2 */
:root {
        --primary: #0C3B2E;
        --primary-dark: #0A3225;
        --primary-deeper: #07241C;
        --gradient: linear-gradient(135deg, #0C3B2E 0%, #176B4D 55%, #2A9D6E 100%);
        --accent: #D99A2B;
        --accent-hover: #C0871F;
        --accent-light: #F5C766;
        --light-green: #E7F3EC;
        --bg: #F7F9F8;
        --card-bg: #FFFFFF;
        --text: #16251F;
        --text-secondary: #55675E;
        --text-muted: #8A9B93;
        --border: #E2E9E5;
        --radius-lg: 20px;
        --radius-md: 16px;
        --radius-sm: 12px;
        --shadow: 0 8px 24px rgba(12, 59, 46, 0.06);
        --shadow-hover: 0 16px 40px rgba(12, 59, 46, 0.12);
        --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "微软雅黑", sans-serif;
        --font-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "微软雅黑", sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-body);
        background-color: var(--bg);
        color: var(--text);
        line-height: 1.8;
        -webkit-font-smoothing: antialiased;
    }

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

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

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

    input {
        font-family: inherit;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    /* 顶部信息条 */
    .top-bar {
        background: var(--primary-deeper);
        color: #D5E5DC;
        font-size: 0.8rem;
        padding: 0.5rem 0;
    }

    .top-bar .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
    }

    .top-bar a {
        color: #D5E5DC;
        transition: color 0.2s;
    }

    .top-bar a:hover {
        color: var(--accent);
    }

    .top-bar-links {
        display: flex;
        gap: 1.25rem;
        align-items: center;
    }

    /* 主导航 */
    .site-header {
        background: #fff;
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: 0;
        z-index: 50;
        box-shadow: 0 2px 12px rgba(12, 59, 46, 0.04);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
        gap: 1.5rem;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        flex-shrink: 0;
    }

    .logo-icon {
        width: 40px;
        height: 40px;
        border-radius: 12px;
        background: var(--gradient);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 0.9rem;
        letter-spacing: 0.5px;
        box-shadow: 0 4px 12px rgba(12, 59, 46, 0.25);
    }

    .logo-text {
        font-family: var(--font-display);
        font-weight: 700;
        font-size: 1.2rem;
        color: var(--primary);
        letter-spacing: 1px;
        white-space: nowrap;
    }

    .logo-text .dot {
        color: var(--accent);
    }

    .nav-links {
        display: flex;
        align-items: center;
        gap: 0.25rem;
    }

    .nav-links a {
        padding: 0.5rem 0.9rem;
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--text-secondary);
        border-radius: 999px;
        transition: color 0.2s, background 0.2s;
        position: relative;
    }

    .nav-links a::after {
        content: "";
        position: absolute;
        left: 50%;
        bottom: 2px;
        transform: translateX(-50%) scaleX(0);
        width: 60%;
        height: 2px;
        border-radius: 2px;
        background: var(--accent);
        transition: transform 0.25s ease;
    }

    .nav-links a:hover {
        color: var(--primary);
        background: var(--light-green);
    }

    .nav-links a:hover::after {
        transform: translateX(-50%) scaleX(1);
    }

    .nav-links a.active {
        color: var(--primary);
        font-weight: 700;
        background: var(--light-green);
    }

    .nav-links a.active::after {
        transform: translateX(-50%) scaleX(1);
    }

    .header-cta {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        flex-shrink: 0;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        padding: 0.65rem 1.5rem;
        border-radius: 999px;
        font-weight: 600;
        font-size: 0.95rem;
        transition: all 0.2s ease;
        cursor: pointer;
        border: none;
    }

    .btn-primary {
        background: var(--gradient);
        color: #fff;
        box-shadow: 0 6px 16px rgba(12, 59, 46, 0.2);
    }

    .btn-primary:hover {
        box-shadow: 0 10px 24px rgba(12, 59, 46, 0.28);
        transform: translateY(-1px);
        filter: brightness(1.05);
    }

    .btn-primary:active {
        transform: translateY(1px);
        box-shadow: 0 4px 12px rgba(12, 59, 46, 0.18);
    }

    .btn-outline {
        background: #fff;
        color: var(--primary);
        border: 1.5px solid var(--primary);
    }

    .btn-outline:hover {
        background: var(--light-green);
        border-color: var(--primary-dark);
    }

    .btn-gold {
        background: var(--accent);
        color: var(--primary-deeper);
        box-shadow: 0 6px 16px rgba(217, 154, 43, 0.25);
    }

    .btn-gold:hover {
        background: var(--accent-hover);
        transform: translateY(-1px);
        box-shadow: 0 10px 24px rgba(217, 154, 43, 0.3);
    }

    .btn-white-outline {
        background: rgba(255, 255, 255, 0.08);
        color: #fff;
        border: 1.5px solid rgba(255, 255, 255, 0.6);
    }

    .btn-white-outline:hover {
        background: rgba(255, 255, 255, 0.16);
        border-color: #fff;
    }

    .mobile-toggle {
        display: none;
        width: 44px;
        height: 44px;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
        color: var(--primary);
        font-size: 1.4rem;
    }

    /* Hero */
    .category-hero {
        background: var(--gradient);
        border-radius: 28px;
        position: relative;
        overflow: hidden;
        padding: 3rem 2.5rem;
        color: #fff;
        box-shadow: 0 16px 48px rgba(12, 59, 46, 0.18);
    }

    .category-hero::before {
        content: "";
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
        opacity: 0.18;
    }

    .category-hero::after {
        content: "";
        position: absolute;
        width: 420px;
        height: 420px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(217, 154, 43, 0.25) 0%, transparent 70%);
        bottom: -180px;
        right: -80px;
        pointer-events: none;
    }

    .category-hero .container-inner {
        position: relative;
        z-index: 2;
        display: flex;
        align-items: center;
        gap: 2.5rem;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .hero-content {
        flex: 1 1 380px;
        max-width: 640px;
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        background: rgba(255, 255, 255, 0.14);
        border: 1px solid rgba(255, 255, 255, 0.25);
        color: var(--accent-light);
        padding: 0.3rem 0.9rem;
        border-radius: 999px;
        font-size: 0.8rem;
        font-weight: 600;
        letter-spacing: 1px;
        margin-bottom: 1.25rem;
        backdrop-filter: blur(4px);
    }

    .category-hero h1 {
        font-family: var(--font-display);
        font-size: clamp(1.9rem, 4vw, 3rem);
        font-weight: 800;
        line-height: 1.2;
        margin-bottom: 1rem;
        letter-spacing: 1px;
    }

    .category-hero .subtitle {
        font-size: 1.05rem;
        color: #D5E5DC;
        max-width: 560px;
        margin-bottom: 1.75rem;
        line-height: 1.8;
    }

    .hero-actions {
        display: flex;
        gap: 0.9rem;
        flex-wrap: wrap;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
        flex: 0 1 360px;
        position: relative;
        z-index: 2;
    }

    .stat-card {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.18);
        border-radius: 16px;
        padding: 1.35rem 1rem;
        text-align: center;
        backdrop-filter: blur(6px);
        transition: background 0.25s, transform 0.25s;
    }

    .stat-card:hover {
        background: rgba(255, 255, 255, 0.16);
        transform: translateY(-2px);
    }

    .stat-num {
        font-family: var(--font-display);
        font-size: 2.2rem;
        font-weight: 800;
        color: var(--accent-light);
        line-height: 1.2;
    }

    .stat-label {
        font-size: 0.85rem;
        color: #D5E5DC;
        margin-top: 0.25rem;
    }

    /* 时间轴 */
    .timeline-section {
        padding: 4.5rem 0;
    }

    .section-head {
        text-align: center;
        max-width: 720px;
        margin: 0 auto 3rem;
    }

    .section-head .tag-line {
        display: inline-block;
        color: var(--accent-hover);
        font-size: 0.85rem;
        font-weight: 700;
        letter-spacing: 2px;
        margin-bottom: 0.6rem;
        text-transform: uppercase;
    }

    .section-head h2 {
        font-family: var(--font-display);
        font-size: clamp(1.6rem, 3vw, 2.25rem);
        font-weight: 800;
        color: var(--primary);
        line-height: 1.3;
        margin-bottom: 0.75rem;
    }

    .section-head p {
        color: var(--text-secondary);
        font-size: 1rem;
    }

    .timeline-grid {
        position: relative;
        max-width: 860px;
        margin: 0 auto;
        padding-left: 0;
    }

    .timeline-grid::before {
        content: "";
        position: absolute;
        left: 50%;
        top: 0;
        bottom: 0;
        width: 3px;
        transform: translateX(-50%);
        background: linear-gradient(180deg, var(--primary), var(--accent));
        border-radius: 3px;
    }

    .timeline-item {
        position: relative;
        display: flex;
        align-items: center;
        width: 50%;
        padding: 1.5rem 0;
    }

    .timeline-item:nth-child(odd) {
        left: 0;
        justify-content: flex-end;
        padding-right: 2.5rem;
        text-align: right;
    }

    .timeline-item:nth-child(even) {
        left: 50%;
        justify-content: flex-start;
        padding-left: 2.5rem;
    }

    .timeline-item::before {
        content: "";
        position: absolute;
        width: 16px;
        height: 16px;
        border-radius: 50%;
        background: #fff;
        border: 4px solid var(--accent);
        box-shadow: 0 0 0 4px rgba(217, 154, 43, 0.2);
        top: 50%;
        transform: translateY(-50%);
        z-index: 2;
    }

    .timeline-item:nth-child(odd)::before {
        right: -8px;
    }

    .timeline-item:nth-child(even)::before {
        left: -8px;
    }

    .timeline-card {
        background: #fff;
        border-radius: 16px;
        padding: 1.5rem 1.75rem;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        transition: box-shadow 0.25s, transform 0.25s;
        display: inline-block;
        max-width: 100%;
        width: auto;
    }

    .timeline-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
    }

    .timeline-step {
        font-family: var(--font-display);
        font-size: 0.85rem;
        font-weight: 800;
        color: var(--accent-hover);
        letter-spacing: 1px;
        margin-bottom: 0.4rem;
        display: inline-block;
        background: var(--light-green);
        padding: 0.15rem 0.7rem;
        border-radius: 999px;
    }

    .timeline-card h3 {
        font-size: 1.15rem;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 0.5rem;
    }

    .timeline-card p {
        font-size: 0.92rem;
        color: var(--text-secondary);
        line-height: 1.7;
    }

    /* 服务范围 */
    .service-section {
        background: #fff;
        padding: 4.5rem 0;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .service-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    .service-card {
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 1.75rem;
        transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
        position: relative;
        overflow: hidden;
    }

    .service-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: var(--gradient);
        opacity: 0.8;
    }

    .service-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
        border-color: rgba(12, 59, 46, 0.15);
    }

    .service-icon {
        width: 52px;
        height: 52px;
        border-radius: 14px;
        background: var(--light-green);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        color: var(--primary);
        margin-bottom: 1rem;
    }

    .service-card h3 {
        font-size: 1.15rem;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 0.6rem;
    }

    .service-card p {
        font-size: 0.92rem;
        color: var(--text-secondary);
        line-height: 1.7;
    }

    .service-card .service-link {
        display: inline-flex;
        align-items: center;
        gap: 0.3rem;
        color: var(--accent-hover);
        font-weight: 600;
        font-size: 0.9rem;
        margin-top: 0.9rem;
        transition: gap 0.2s;
    }

    .service-card .service-link:hover {
        gap: 0.6rem;
    }

    /* 案例双栏 */
    .case-section {
        padding: 4.5rem 0;
    }

    .case-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
        align-items: center;
    }

    .case-media {
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow);
        height: 320px;
        background: var(--gradient);
        display: flex;
        align-items: center;
        justify-content: center;
    }

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

    .case-body h2 {
        font-family: var(--font-display);
        font-size: clamp(1.4rem, 2.5vw, 2rem);
        font-weight: 800;
        color: var(--primary);
        line-height: 1.3;
        margin-bottom: 0.9rem;
    }

    .case-body p {
        color: var(--text-secondary);
        font-size: 1rem;
        line-height: 1.8;
        margin-bottom: 1rem;
    }

    .case-points {
        list-style: none;
        margin: 0 0 1.25rem;
        padding: 0;
        display: grid;
        gap: 0.5rem;
    }

    .case-points li {
        display: flex;
        align-items: flex-start;
        gap: 0.55rem;
        font-size: 0.95rem;
        color: var(--text);
    }

    .case-points li::before {
        content: "✓";
        flex-shrink: 0;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: var(--light-green);
        color: var(--primary);
        font-size: 0.8rem;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        margin-top: 4px;
    }

    /* FAQ */
    .faq-section {
        padding: 4.5rem 0;
        background: var(--bg);
    }

    .faq-list {
        max-width: 820px;
        margin: 0 auto;
        display: grid;
        gap: 1rem;
    }

    .faq-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: box-shadow 0.25s;
    }

    .faq-item.active {
        box-shadow: var(--shadow);
        border-color: rgba(12, 59, 46, 0.2);
    }

    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 1.25rem 1.5rem;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--text);
        background: #fff;
        text-align: left;
        transition: color 0.2s;
    }

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

    .faq-icon {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: var(--light-green);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.1rem;
        font-weight: 700;
        transition: transform 0.3s, background 0.3s;
        flex-shrink: 0;
    }

    .faq-item.active .faq-icon {
        transform: rotate(45deg);
        background: var(--accent);
        color: #fff;
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
    }

    .faq-answer-inner {
        padding: 0 1.5rem 1.4rem;
        background: var(--light-green);
        border-left: 3px solid var(--primary);
        margin: 0 1rem 1rem;
        border-radius: 0 12px 12px 0;
        font-size: 0.95rem;
        color: var(--text-secondary);
        line-height: 1.8;
    }

    /* CTA */
    .cta-section {
        padding: 4.5rem 0;
    }

    .cta-card {
        background: var(--gradient);
        border-radius: 24px;
        padding: 3.5rem 2.5rem;
        text-align: center;
        color: #fff;
        position: relative;
        overflow: hidden;
        box-shadow: 0 20px 60px rgba(12, 59, 46, 0.2);
    }

    .cta-card::before {
        content: "";
        position: absolute;
        width: 300px;
        height: 300px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(217, 154, 43, 0.3) 0%, transparent 70%);
        top: -100px;
        left: -60px;
    }

    .cta-card::after {
        content: "";
        position: absolute;
        width: 240px;
        height: 240px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(255, 255, 255, 0.12) 0%, transparent 70%);
        bottom: -80px;
        right: 20px;
    }

    .cta-card h2 {
        position: relative;
        z-index: 2;
        font-family: var(--font-display);
        font-size: clamp(1.6rem, 3vw, 2.25rem);
        font-weight: 800;
        margin-bottom: 0.8rem;
    }

    .cta-card p {
        position: relative;
        z-index: 2;
        color: #D5E5DC;
        max-width: 560px;
        margin: 0 auto 1.75rem;
        font-size: 1rem;
    }

    .cta-actions {
        position: relative;
        z-index: 2;
        display: flex;
        justify-content: center;
        gap: 1rem;
        flex-wrap: wrap;
    }

    /* Footer */
    .site-footer {
        background: var(--primary-deeper);
        color: #A9C4B8;
        padding: 3.5rem 0 0;
        font-size: 0.92rem;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1.2fr;
        gap: 3rem;
        padding-bottom: 2.5rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-brand .logo {
        margin-bottom: 1rem;
    }

    .footer-brand .logo-text {
        color: #fff;
    }

    .footer-brand p {
        color: #A9C4B8;
        line-height: 1.8;
        font-size: 0.92rem;
        max-width: 360px;
    }

    .footer-title {
        color: #fff;
        font-weight: 700;
        font-size: 1rem;
        margin-bottom: 1rem;
        letter-spacing: 1px;
    }

    .footer-links {
        display: grid;
        gap: 0.6rem;
    }

    .footer-links a {
        color: #A9C4B8;
        transition: color 0.2s, padding-left 0.2s;
    }

    .footer-links a:hover {
        color: var(--accent);
        padding-left: 4px;
    }

    .footer-contact {
        display: grid;
        gap: 0.6rem;
        color: #A9C4B8;
        font-size: 0.9rem;
    }

    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 0.75rem;
        padding: 1.25rem 0;
        color: #7A988B;
        font-size: 0.85rem;
    }

    .footer-bottom a {
        color: #A9C4B8;
        transition: color 0.2s;
    }

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

    /* 移动端菜单 */
    .mobile-menu {
        display: none;
        position: fixed;
        top: 0;
        right: 0;
        width: 290px;
        height: 100vh;
        background: #fff;
        box-shadow: -16px 0 48px rgba(12, 59, 46, 0.16);
        z-index: 100;
        padding: 2rem 1.5rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
    }

    .mobile-menu.open {
        transform: translateX(0);
    }

    .mobile-menu .mobile-menu-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 2rem;
    }

    .mobile-menu .mobile-menu-close {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--bg);
        color: var(--primary);
        font-size: 1.2rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-menu .nav-links {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .mobile-menu .nav-links a {
        padding: 0.9rem 1rem;
        border-radius: 12px;
        font-size: 1.05rem;
        color: var(--text);
        background: var(--bg);
    }

    .mobile-menu .nav-links a.active {
        background: var(--light-green);
        color: var(--primary);
        font-weight: 700;
    }

    .mobile-menu .nav-links a::after {
        display: none;
    }

    .mobile-menu .btn {
        margin-top: 1.5rem;
        width: 100%;
    }

    .menu-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(7, 36, 28, 0.5);
        z-index: 90;
    }

    .menu-overlay.open {
        display: block;
    }

    /* 响应式 */
    @media (max-width: 1024px) {
        .header-cta .btn {
            padding: 0.55rem 1.1rem;
            font-size: 0.88rem;
        }

        .stat-num {
            font-size: 1.8rem;
        }
    }

    @media (max-width: 768px) {
        .top-bar .top-bar-links a:first-child {
            display: none;
        }

        .nav-links,
        .header-cta .btn-desktop {
            display: none;
        }

        .mobile-toggle {
            display: flex;
        }

        .mobile-menu {
            display: block;
        }

        .category-hero {
            padding: 2.25rem 1.5rem;
        }

        .category-hero .container-inner {
            flex-direction: column;
            gap: 2rem;
        }

        .hero-stats {
            grid-template-columns: 1fr 1fr;
            width: 100%;
        }

        .timeline-grid::before {
            left: 8px;
        }

        .timeline-item,
        .timeline-item:nth-child(odd),
        .timeline-item:nth-child(even) {
            left: 0;
            width: 100%;
            padding-left: 2.5rem;
            padding-right: 0;
            justify-content: flex-start;
            text-align: left;
        }

        .timeline-item:nth-child(odd)::before,
        .timeline-item:nth-child(even)::before {
            left: 0;
            right: auto;
            margin-left: 0;
        }

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

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

        .case-media {
            height: 220px;
        }

        .cta-card {
            padding: 2.5rem 1.5rem;
        }

        .cta-actions {
            flex-direction: column;
            align-items: center;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 2rem;
        }

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

    @media (max-width: 480px) {
        .logo-text {
            font-size: 1rem;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
        }

        .category-hero {
            padding: 1.75rem 1.25rem;
            border-radius: 20px;
        }

        .category-hero h1 {
            font-size: 1.7rem;
        }

        .hero-stats {
            gap: 0.75rem;
        }

        .stat-card {
            padding: 1rem 0.75rem;
        }

        .stat-num {
            font-size: 1.5rem;
        }

        .timeline-card {
            padding: 1.25rem;
        }

        .service-card {
            padding: 1.25rem;
        }

        .footer-bottom {
            font-size: 0.8rem;
        }
    }

/* roulang page: category4 */
:root{
  --primary:#0C3B2E;
  --primary-dark:#0A3225;
  --primary-deeper:#07241C;
  --accent:#D99A2B;
  --accent-dark:#C0871F;
  --gold-light:#F5C766;
  --green-light:#E7F3EC;
  --bg:#F7F9F8;
  --surface:#FFFFFF;
  --text:#16251F;
  --muted:#55675E;
  --light:#8A9B93;
  --line:#E2E9E5;
  --footer-bg:#08251C;
  --font-display:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-score:"Roboto Condensed","Noto Sans SC",sans-serif;
  --gradient:linear-gradient(135deg,#0C3B2E 0%,#176B4D 55%,#2A9D6E 100%);
  --shadow-sm:0 8px 24px rgba(12,59,46,.06);
  --shadow-lg:0 16px 40px rgba(12,59,46,.12);
  --radius-lg:20px;
  --radius:16px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-display);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:1.25rem}
.section{padding:4.5rem 0}
.grad-text{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
a{transition:color .25s,background-color .25s,border-color .25s,transform .25s,box-shadow .25s}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
  padding:.72rem 1.55rem;border-radius:999px;font-weight:600;cursor:pointer;
  border:1px solid transparent;min-height:44px;line-height:1.2;transition:all .25s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 8px 22px rgba(12,59,46,.22)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(12,59,46,.28);filter:saturate(1.08)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--green-light);color:var(--primary-dark);border-color:var(--primary-dark)}
.btn-gold{background:linear-gradient(135deg,#D99A2B,#F0B94A);color:#0C3B2E;border-color:transparent;box-shadow:0 8px 22px rgba(217,154,43,.24)}
.btn-gold:hover{background:linear-gradient(135deg,#C0871F,#E3AC3B);transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.55)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-outline-light:active{background:rgba(255,255,255,.2)}

/* Topbar */
.topbar{position:sticky;top:0;z-index:70;background:var(--primary-deeper);color:rgba(255,255,255,.9);font-size:.8rem}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:40px;gap:1rem}
.topbar-inner .domain{color:#C9E0D4;font-weight:600}
.topbar-links{display:flex;gap:1.2rem}
.topbar-links a{color:#D5E5DC;font-weight:500}
.topbar-links a:hover{color:var(--gold-light)}
@media(max-width:640px){
  .topbar-links a:nth-child(1){display:none}
}

/* Header */
.site-header{position:sticky;top:40px;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 4px 16px rgba(0,0,0,.02)}
.header-inner{display:flex;align-items:center;gap:1.8rem;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:.6rem;flex-shrink:0}
.logo-icon{width:42px;height:42px;border-radius:12px;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--font-score);font-weight:800;font-size:1.05rem;letter-spacing:.02em}
.logo-text{font-size:1.16rem;font-weight:800;color:var(--primary);white-space:nowrap}
.logo-text em{color:var(--accent);font-style:normal}
.nav-links{display:flex;align-items:center;gap:1.15rem;margin-left:auto}
.nav-links a{position:relative;font-size:.95rem;font-weight:500;color:var(--muted);padding:.5rem 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;border-radius:2px;background:var(--accent);transition:width .3s ease}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--primary);font-weight:700}
.nav-links a.active::after{width:100%;background:var(--accent)}
.header-cta{margin-left:.4rem}
.menu-toggle{display:none;width:44px;height:44px;border:0;background:var(--green-light);border-radius:12px;cursor:pointer;align-items:center;justify-content:center}
.menu-toggle span{width:20px;height:2px;background:var(--primary);position:relative;display:block}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--primary)}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:1rem 1.25rem 1.5rem;box-shadow:var(--shadow-lg)}
.mobile-nav a{display:flex;align-items:center;min-height:48px;border-bottom:1px solid #EEF3EF;color:var(--text);font-size:1.02rem;padding:0 .25rem}
.mobile-nav a:last-of-type{border-bottom:0}
.mobile-nav a.active{color:var(--primary);font-weight:700}
.mobile-nav .btn{justify-content:center;margin-top:.75rem}
body.menu-open .mobile-nav{display:block}
@media(max-width:991px){
  .nav-links{display:none}
  .menu-toggle{display:inline-flex}
  .header-cta{display:none}
  .header-inner{gap:1rem}
}

/* Anchor layout */
.anchor-layout{background:var(--bg);padding:4rem 0 3rem}
.anchor-layout-grid{display:grid;grid-template-columns:264px 1fr;gap:2.6rem;align-items:start}
.anchor-nav{position:sticky;top:140px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-sm);padding:1.4rem}
.anchor-title{font-weight:700;color:var(--primary);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}
.anchor-title::before{content:"";width:6px;height:18px;border-radius:3px;background:var(--accent)}
.anchor-nav a{display:flex;align-items:center;gap:.55rem;padding:.62rem .75rem;margin-bottom:.2rem;border-radius:10px;color:var(--muted);font-size:.95rem;font-weight:500}
.anchor-nav a:hover{background:var(--green-light);color:var(--primary)}
.anchor-nav a.active{background:var(--primary);color:#fff}
.anchor-nav a::before{content:"";width:6px;height:6px;border:1.5px solid currentColor;border-radius:50%;opacity:.55}
@keyframes softPulse{0%{box-shadow:0 0 0 0 rgba(217,154,43,.28)}70%{box-shadow:0 0 0 10px rgba(217,154,43,0)}100%{box-shadow:0 0 0 0 rgba(217,154,43,0)}}
.faq-cta-dot{animation:softPulse 2s infinite}
@media(max-width:991px){
  .anchor-layout{padding-top:2.5rem}
  .anchor-layout-grid{grid-template-columns:1fr;gap:1.6rem}
  .anchor-nav{position:static;display:flex;flex-wrap:wrap;gap:.4rem;border:0;background:transparent;box-shadow:none;padding:0}
  .anchor-title{display:none}
  .anchor-nav a{background:#fff;border:1px solid var(--line);padding:.35rem .8rem;border-radius:999px;font-size:.9rem;margin:0}
  .anchor-nav a.active{background:var(--primary);color:#fff}
  .anchor-nav a::before{display:none}
}
.anchor-content-block{scroll-margin-top:150px;margin-bottom:5rem;padding:2.4rem;border-radius:24px;background:#fff;border:1px solid #EEF3EF}
.anchor-content-block:nth-child(even){background:#FBFCFB}
.section-label{display:inline-flex;align-items:center;gap:.4rem;font-size:.8rem;font-weight:700;letter-spacing:.1em;color:var(--primary);background:var(--green-light);padding:.3rem .8rem;border-radius:999px}
.content-title{font-size:clamp(1.6rem,2.4vw,2.25rem);font-weight:800;line-height:1.3;color:var(--text);margin:.9rem 0 1rem}
.content-lead{color:var(--muted);max-width:800px;margin-bottom:2rem;font-size:1rem}
.content-heading-gen{font-size:1.5rem}

/* Block / bands */
.info-band-list{display:flex;flex-direction:column;gap:1rem}
.info-band{display:grid;grid-template-columns:68px 1fr auto;gap:1.2rem;align-items:center;padding:1.4rem 1.6rem;border-radius:16px;position:relative;overflow:hidden;transition:transform .3s ease,box-shadow .3s ease}
.info-band:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.info-band::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.35),transparent 55%);opacity:0}
.band-green{background:var(--green-light);border-left:6px solid var(--primary)}
.band-gold{background:#F8EDD5;border-left:6px solid var(--accent)}
.band-dark{background:var(--primary);color:#fff}
.band-dark .band-title,.band-dark .band-text{color:#E9F3ED}
.band-dark .band-num{color:var(--gold-light)}
.band-num{font-family:var(--font-score);font-size:1.7rem;font-weight:800;color:var(--primary);line-height:1}
.band-main{}
.band-title{font-weight:700;font-size:1.08rem;color:var(--text);margin-bottom:.35rem}
.band-text{font-size:.95rem;color:var(--muted);line-height:1.7}
.band-meta{display:flex;flex-wrap:wrap;gap:.4rem;align-content:center;justify-content:flex-start}
.band-meta span{font-size:.78rem;font-weight:600;color:var(--primary);background:rgba(255,255,255,.7);border:1px solid rgba(12,59,46,.08);padding:.18rem .6rem;border-radius:999px;white-space:nowrap}
@media(max-width:700px){
  .info-band{grid-template-columns:48px 1fr}
  .band-meta{grid-column:span 2;padding-left:60px}
}
.band-dark .band-meta span{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.15)}

/* Scene */
.scene-list{display:grid;gap:2rem}
.scene-item{display:grid;grid-template-columns:1fr 1fr;gap:1.8rem;align-items:center}
.scene-item.reverse .scene-media{order:2}
.scene-media{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);aspect-ratio:16/11}
.scene-media img{width:100%;height:100%}
.scene-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(7,36,28,.2))}
.scene-tag{display:inline-block;font-weight:700;color:var(--accent-dark);background:#F8EDD5;border-radius:999px;padding:.2rem .8rem;font-size:.8rem}
.scene-copy h3{font-size:1.35rem;color:var(--text);margin:.65rem 0 .5rem;font-weight:700}
.scene-copy p{color:var(--muted);font-size:.98rem}
.scene-copy .link-more{margin-top:1rem;display:inline-block;color:var(--primary);font-weight:600;border-bottom:2px solid var(--accent);padding-bottom:.15rem}
.scene-copy .link-more:hover{color:var(--accent-dark);border-color:currentColor}
@media(max-width:767px){
  .scene-item{grid-template-columns:1fr}
  .scene-item.reverse .scene-media{order:0}
}

/* Process */
.process-steps{display:block;position:relative;padding-left:2.2rem}
.process-steps::before{content:"";position:absolute;left:13px;top:14px;width:2px;bottom:14px;background:linear-gradient(180deg,var(--primary),var(--accent))}
.process-step{position:relative;padding:1.15rem 0 1.15rem 1.5rem;border-bottom:1px dashed var(--line)}
.process-step:last-child{border-bottom:0}
.process-step::before{content:"";position:absolute;left:-2rem;top:1.65rem;width:18px;height:18px;border:4px solid #fff;background:var(--primary);border-radius:50%;box-shadow:0 0 0 2px var(--primary)}
.process-step:nth-child(2)::before{background:var(--accent);box-shadow:0 0 0 2px var(--accent)}
.process-number{font-family:var(--font-score);color:var(--accent);font-size:.9rem;font-weight:700;letter-spacing:.02em}
.process-step h3{font-weight:700;color:var(--text);font-size:1.15rem;margin:.2rem 0 .3rem}
.process-step p{color:var(--muted);font-size:.96rem;max-width:760px}

/* Reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.review-item{border-radius:18px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.review-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.review-media{aspect-ratio:4/3;background:var(--green-light)}
.review-media img,.review-media .img-mask{width:100%;height:100%}
.review-media{position:relative}
.review-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(7,36,28,.24))}
.review-caption{padding:1.1rem 1.25rem 1.35rem}
.review-caption small{color:var(--accent-dark);font-weight:700}
.review-caption h3{font-weight:700;color:var(--text);font-size:1.05rem;margin:.35rem 0 .25rem}
.review-caption p{color:var(--muted);font-size:.9rem}
@media(max-width:900px){.review-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.review-grid{grid-template-columns:1fr}}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:1rem}
.accordion-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:box-shadow .3s}
.accordion-item.active{box-shadow:var(--shadow-sm);border-color:#CFDED5}
.accordion-btn{width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.1rem 1.35rem;background:transparent;border:0;cursor:pointer;text-align:left}
.accordion-btn .q-title{font-weight:700;font-size:1.02rem;color:var(--text);flex:1}
.accordion-icon{width:28px;height:28px;flex:0 0 28px;border-radius:50%;background:var(--green-light);display:inline-flex;align-items:center;justify-content:center;color:var(--primary);font-size:1.25rem;line-height:1;transition:transform .3s,background-color .3s}
.accordion-item.active .accordion-icon{transform:rotate(45deg);background:var(--accent);color:#fff}
.accordion-body{max-height:0;overflow:hidden;transition:max-height .38s ease}
.accordion-inner{padding:0 1.35rem 1.4rem;border-left:3px solid var(--primary);margin-left:1.35rem;background:var(--green-light);border-radius:0 10px 10px 0}
.accordion-inner p{color:var(--muted);font-size:.95rem;padding:1rem}
.accordion-item.active .accordion-body{max-height:420px}

/* CTA */
.bottom-cta{background:var(--gradient);border-radius:24px;padding:2.6rem 2rem;color:#fff;position:relative;overflow:hidden;box-shadow:0 18px 40px rgba(12,59,46,.18)}
.bottom-cta::before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;right:-90px;top:-150px;background:radial-gradient(circle,rgba(255,255,255,.14),transparent 68%)}
.bottom-cta::after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;left:-40px;bottom:-90px;background:radial-gradient(circle,rgba(217,154,43,.35),transparent 65%)}
.cta-grid{display:flex;justify-content:space-between;align-items:center;gap:2rem;position:relative;z-index:2}
.cta-copy h2{font-size:calc(1.4rem + 1vw);font-weight:800;line-height:1.4}
.cta-copy p{color:#D5E5DC;margin-top:.8rem;max-width:660px}
.cta-actions{display:flex;flex-wrap:wrap;gap:1rem;flex-shrink:0}
@media(max-width:900px){
  .cta-grid{flex-direction:column;align-items:flex-start}
}

/* Footer */
.site-footer{background:var(--footer-bg);color:#B9CEC3;padding:3.5rem 0 0;margin-top:4.5rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2.5rem;padding-bottom:2rem}
.footer-brand .logo{color:#fff}
.footer-brand .logo-text{color:#fff;font-size:1.3rem}
.footer-brand>p{margin-top:1rem;font-size:.95rem;line-height:1.8;color:rgba(213,229,220,.8);max-width:490px}
.footer-title{font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:1.1rem}
.footer-links{display:grid;gap:.55rem}
.footer-links a{font-size:.96rem;color:#B9CEC3}
.footer-links a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-contact{display:grid;gap:.5rem;font-size:.95rem}
.footer-contact span{color:#B9CEC3}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:1.35rem 0;display:flex;justify-content:space-between;align-items:center;gap:1rem;font-size:.9rem;color:rgba(213,229,220,.7)}
.footer-bottom a{color:var(--gold-light);font-weight:600}
@media(max-width:900px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* Hero */
.cat-hero{padding:2.4rem 0 1.6rem}
.cat-hero-card{position:relative;border-radius:28px;overflow:hidden;color:#fff;padding:2.8rem 1.2rem;background:
linear-gradient(104deg,rgba(5,27,21,.94) 4%,rgba(10,50,37,.78) 48%,rgba(43,139,91,.38) 92%),
url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
box-shadow:0 20px 45px rgba(12,59,46,.2)}
.cat-hero-card::before{content:"";position:absolute;right:-80px;top:-80px;width:330px;height:330px;border-radius:50%;background:radial-gradient(circle,rgba(245,199,102,.22),transparent 65%);pointer-events:none}
.cat-hero-card::after{content:"";position:absolute;left:42%;bottom:-75px;width:230px;height:230px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.07),transparent 60%);pointer-events:none}
.hero-flex{position:relative;z-index:2;display:flex;gap:2rem;align-items:center}
.hero-main{flex:1}
.hero-eyebrow{display:inline-flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.1rem}
.hero-eyebrow span{font-size:.76rem;font-weight:700;letter-spacing:.05em;color:#FFF;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);padding:.3rem .85rem;border-radius:999px}
.cat-hero-card h1{font-size:clamp(1.8rem,4vw,3rem);font-weight:800;line-height:1.25;max-width:760px;letter-spacing:.01em}
.cat-hero-card h1 .gold{color:var(--gold-light)}
.hero-subtitle{margin-top:1rem;font-size:1.05rem;line-height:1.85;color:rgba(255,255,255,.92);max-width:660px}
.hero-ctas{display:flex;gap:1rem;margin-top:1.8rem;flex-wrap:wrap}
.hero-stats{flex:0 0 260px;display:grid;grid-template-columns:1fr 1fr;gap:.9rem}
.hero-stat{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:1.1rem .9rem;text-align:center;backdrop-filter:blur(6px)}
.hero-stat strong{display:block;font-family:var(--font-score);font-size:2rem;font-weight:800;color:var(--gold-light);line-height:1.1}
.hero-stat span{font-size:.84rem;color:rgba(255,255,255,.85)}
.hero-stat.wide{grid-column:span 2}
@media(max-width:830px){
  .hero-flex{flex-direction:column;align-items:flex-start}
  .hero-stats{flex:1 1 auto;width:100%;margin-top:.8rem}
}
@media(max-width:520px){
  .cat-hero-card{padding:2rem .4rem}
  .hero-ctas .btn{width:100%}
  .hero-stats{grid-template-columns:1fr}
  .hero-stat.wide{grid-column:auto}
}