/* roulang page: index */
:root{
    --page-bg:#F6F4EF;
    --card-bg:#FFFFFF;
    --text-primary:#1C2B26;
    --text-secondary:#65746E;
    --brand:#0B5E49;
    --brand-deep:#08392F;
    --brand-darker:#052F29;
    --brand-hover:#127A60;
    --accent:#C39A56;
    --accent-soft:#EAF2EC;
    --border:#DCE5E0;
    --radius-lg:16px;
    --radius-md:10px;
    --radius-sm:8px;
    --shadow-sm:0 6px 24px rgba(8,57,47,.06);
    --shadow-lg:0 12px 32px rgba(8,57,47,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    font-size:16px;
    line-height:1.7;
    color:var(--text-primary);
    background:var(--page-bg);
    -webkit-font-smoothing:antialiased;
}
a{color:var(--text-primary);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--brand)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4,h5,h6{font-weight:800;color:var(--text-primary);line-height:1.35;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
iframe{display:block;border:0}
.container{max-width:1240px}
.section{padding:88px 0}
.section-head{margin-bottom:48px}
.section-head.text-center{max-width:760px;margin-left:auto;margin-right:auto}
.section-tag{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--accent-soft);color:var(--brand);
    font-size:14px;font-weight:600;
    padding:6px 16px;border-radius:30px;
    margin-bottom:18px;
}
.section-tag i{font-size:12px;color:var(--accent)}
.section-head h2{font-size:32px;margin-bottom:14px}
.section-head h2 span{color:var(--brand)}
.section-head p{color:var(--text-secondary);font-size:16px;max-width:720px}
.section-head.text-center p{margin-left:auto;margin-right:auto}

/* 通用按钮 */
.btn{border-radius:var(--radius-sm);font-weight:600;padding:12px 28px;border:1px solid transparent;transition:all .22s ease}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-brand:hover,.btn-brand:focus{background:var(--brand-hover);border-color:var(--brand-hover);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(11,94,73,.2)}
.btn-outline-brand{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-outline-brand:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.btn-light-brand{background:#fff;border-color:#fff;color:var(--brand)}
.btn-light-brand:hover,.btn-light-brand:focus{background:var(--accent-soft);border-color:var(--accent-soft);color:var(--brand)}
.btn:focus,.btn:active:focus{box-shadow:0 0 0 .25rem rgba(11,94,73,.22)}
.form-label{font-weight:600;font-size:14px;color:var(--text-primary);margin-bottom:8px}
.form-control{border-radius:var(--radius-sm);border:1px solid var(--border);padding:12px 16px;background:#fff;transition:border .2s,box-shadow .2s}
.form-control:focus{border-color:var(--brand);box-shadow:0 0 0 .24rem rgba(11,94,73,.12)}
::placeholder{color:#9AA8A2;opacity:1}

/* 顶部信息条 */
.topbar{background:var(--brand-darker);color:rgba(255,255,255,.85);font-size:13px;line-height:1.5}
.topbar .container{min-height:38px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.topbar-domain{letter-spacing:.4px}
.topbar-links{display:flex;align-items:center;gap:14px}
.topbar-link{color:rgba(255,255,255,.88);display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.topbar-link i{font-size:12px}
.topbar-link:hover{color:#fff}
.topbar-divide{width:1px;height:14px;background:rgba(255,255,255,.4)}
@media(max-width:575px){
    .topbar .container{flex-wrap:wrap;justify-content:center;row-gap:2px}
}

/* 主导航 */
.main-nav{background:var(--card-bg);box-shadow:0 2px 14px rgba(0,0,0,.04);position:sticky;top:0;z-index:1045;border-bottom:1px solid var(--border)}
.navbar{padding-top:0;padding-bottom:0}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--text-primary);padding:18px 0}
.brand-logo:hover{color:var(--text-primary)}
.brand-logo .logo-mark{width:40px;height:40px;background:var(--brand);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px}
.nav-main .nav-item{margin:0 2px}
.nav-main .nav-link{padding:20px 18px;font-size:15px;font-weight:600;color:var(--text-primary);position:relative;white-space:nowrap}
.nav-main .nav-link::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--brand);opacity:0;transform:scaleX(.5);transition:all .2s ease}
.nav-main .nav-link:hover{color:var(--brand)}
.nav-main .nav-link:hover::after{opacity:1;transform:scaleX(1)}
.nav-main .nav-link.active{color:var(--brand)}
.nav-main .nav-link.active::after{opacity:1;transform:scaleX(1)}
.header-entry-btn{padding:10px 24px;background:var(--brand);color:#fff;border-radius:var(--radius-sm);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:all .22s}
.header-entry-btn:hover{background:var(--brand-hover);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(11,94,73,.18)}
.navbar-toggler{border-color:transparent;padding:6px 10px}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler-icon{width:22px;height:22px}
@media(max-width:991.98px){
    .navbar{padding-top:12px;padding-bottom:12px}
    .main-nav{box-shadow:none;border-bottom-color:transparent}
    .nav-main .nav-link{padding:14px 4px;border-bottom:1px solid var(--border)}
    .nav-main .nav-link::after{display:none}
    .nav-main .nav-link.active{color:var(--brand)}
    .header-entry-btn{margin-top:16px;width:100%;justify-content:center}
}

/* HERO */
.hero-section{
    background:linear-gradient(100deg,rgba(8,57,47,.96) 0%,rgba(8,57,47,.88) 55%,rgba(18,122,96,.72) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    color:#fff;
    padding:110px 0 120px;
    position:relative;
    overflow:hidden;
}
.hero-section::before{
    content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(255,255,255,.08);
    border-radius:50%;right:-140px;top:-140px;
}
.hero-section::after{
    content:"";position:absolute;width:220px;height:580px;
    background:rgba(255,255,255,.03);
    transform:rotate(24deg);bottom:-280px;right:6%;
}
.hero-kicker{
    display:inline-flex;align-items:center;gap:10px;
    color:rgba(255,255,255,.9);background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.14);border-radius:30px;
    padding:7px 18px;font-size:14px;font-weight:600;letter-spacing:1px;
    margin-bottom:24px;
}
.hero-kicker i{color:var(--accent)}
.hero-section h1{font-size:42px;line-height:1.25;color:#fff;font-weight:800;margin-bottom:22px;max-width:720px}
.hero-section h1 .hl{color:var(--accent);position:relative}
.hero-section h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:6px;background:rgba(195,154,86,.28);z-index:-1}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.82);max-width:590px;margin-bottom:38px}
.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.hero-points{display:flex;flex-wrap:wrap;gap:24px;margin-top:44px;padding-top:32px;border-top:1px solid rgba(255,255,255,.12)}
.hero-point{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.9);font-size:15px}
.hero-point i{color:var(--accent)}
.hero-card{
    background:rgba(255,255,255,.95);border-radius:20px;
    padding:32px;box-shadow:0 18px 44px rgba(0,0,0,.16);
    backdrop-filter:blur(6px);
}
.hero-card h3{font-size:20px;color:var(--text-primary);margin-bottom:6px}
.hero-card .card-sub{font-size:14px;color:var(--text-secondary);margin-bottom:24px}
.hero-card-list li{display:flex;align-items:flex-start;gap:14px;padding:12px 0;border-bottom:1px solid var(--border)}
.hero-card-list li:last-child{border-bottom:0}
.hero-card-list .hc-icon{width:40px;height:40px;flex:none;background:var(--accent-soft);color:var(--brand);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px}
.hero-card-list .hc-link h4{font-size:16px;font-weight:700;margin-bottom:2px}
.hero-card-list .hc-link h4 a{color:var(--text-primary)}
.hero-card-list .hc-link h4 a:hover{color:var(--brand)}
.hero-card-list .hc-link p{font-size:14px;color:var(--text-secondary);line-height:1.5}
.hero-card .hero-card-more{font-size:14px;color:var(--surface)}
@media(max-width:991px){
    .hero-section{padding:80px 0}
    .hero-section h1{font-size:34px}
    .hero-card{margin-top:36px}
}
@media(max-width:575px){
    .hero-section h1{font-size:28px}
    .hero-sub{font-size:16px}
    .hero-actions .btn{width:100%;justify-content:center}
}

/* 服务区 */
.services-section{background:var(--page-bg)}
.service-module{
    background:#fff;border-radius:18px;padding:40px;
    box-shadow:var(--shadow-sm);border:1px solid var(--border);
    height:100%;transition:all .25s ease;position:relative;overflow:hidden;
}
.service-module::before{content:"";position:absolute;left:0;top:0;width:6px;height:100%;background:var(--brand)}
.service-module:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.service-module:hover::before{background:var(--accent)}
.module-icon{width:54px;height:54px;flex:none;background:var(--brand);color:#fff;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 8px 20px rgba(11,94,73,.15)}
.module-kicker{font-size:13px;font-weight:700;color:var(--accent);display:block;letter-spacing:.6px}
.service-module h3{font-size:21px;margin-top:2px}
.module-brief{color:var(--text-secondary);font-size:15px;line-height:1.8;margin-bottom:28px;margin-top:14px}
.service-subitem{
    background:var(--accent-soft);
    border-radius:14px;padding:18px 20px;display:flex;gap:16px;margin-top:14px;
    transition:all .2s;
}
.service-subitem:hover{background:#e0efe2;transform:translateX(4px)}
.sub-icon{width:38px;height:38px;flex:none;background:#fff;color:var(--brand);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px}
.service-subitem h4{font-size:16px;font-weight:700;margin-bottom:3px}
.service-subitem p{font-size:14px;color:var(--text-secondary);line-height:1.7}
@media(max-width:991px){
    .services-section .section{padding:64px 0}
    .service-module{padding:28px;margin-bottom:16px}
}

/* 数据指标 */
.stats-section{
    background:linear-gradient(145deg,rgba(8,57,47,.95),rgba(5,47,41,.97)),url('/assets/images/backpic/back-2.webp') center/cover;
    color:#fff;padding:80px 0;position:relative;overflow:hidden;
}
.stats-section::after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(255,255,255,.06);border-radius:50%;right:-80px;bottom:-100px}
.stats-section .section-head h2{color:#fff}
.stats-section .section-tag{background:rgba(255,255,255,.12);color:#fff}
.stats-section .section-head p{color:rgba(255,255,255,.7)}
.stat-item{text-align:center;padding:36px 16px;border-radius:18px;position:relative;z-index:1}
.stat-item+.stat-item{border-left:1px solid rgba(255,255,255,.08)}
.stat-label{color:rgba(255,255,255,.7);font-size:14px;font-weight:600;margin-bottom:14px}
.stat-number{
    font-family:"DIN Alternate","Bahnschrift","Arial Narrow",sans-serif;
    font-size:58px;font-weight:800;line-height:1;letter-spacing:-1px;
    color:#fff;display:block;margin-bottom:10px;
}
.stat-number span{color:var(--accent);font-size:30px;vertical-align:baseline}
.stat-note{color:rgba(255,255,255,.55);font-size:13px}
@media(max-width:767px){
    .stats-section{padding:56px 0}
    .stat-number{font-size:42px}
    .stat-item+.stat-item{border-left:0;border-top:1px solid rgba(255,255,255,.08)}
}

/* 案例区 */
.case-section{background:#fff}
.case-card{
    background:var(--page-bg);border:1px solid var(--border);border-radius:20px;
    overflow:hidden;transition:all .25s ease;
}
.case-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent}
.case-card img{width:100%;height:100%;object-fit:cover}
.case-media{position:relative;background:#d7e2dc}
.case-tag{position:absolute;left:20px;top:20px;background:rgba(255,255,255,.95);color:var(--brand);font-size:13px;font-weight:700;padding:7px 16px;border-radius:30px;box-shadow:0 4px 14px rgba(0,0,0,.1);z-index:2}
.case-body{padding:36px}
.case-body h3{font-size:22px;margin-bottom:14px}
.case-body h3 a{color:var(--text-primary)}
.case-body h3 a:hover{color:var(--brand)}
.case-body p{color:var(--text-secondary);font-size:16px;line-height:1.85;margin-bottom:20px}
.case-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.case-link{font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:8px}
.case-link:hover{color:var(--brand-hover)}
.case-link i{transition:transform .2s}
.case-link:hover i{transform:translateX(4px)}
@media(max-width:991px){
    .section{padding:64px 0}
    .case-body{padding:26px}
}

/* 最新资讯 CMS板块 */
.news-section{background:var(--page-bg)}
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px}
.news-head .section-tag{margin-bottom:12px}
.news-head h2{font-size:30px}
.feature-card{
    display:flex;flex-direction:column;
    background:var(--card-bg);border-radius:18px;overflow:hidden;
    box-shadow:var(--shadow-sm);border:1px solid var(--border);
    height:100%;transition:all .25s ease;
}
.feature-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.feature-media{position:relative;background:#dce5e0}
.feature-media img{width:100%;height:260px;object-fit:cover}
.feature-badge{position:absolute;left:20px;top:20px;background:var(--brand);color:#fff;font-size:13px;font-weight:600;padding:6px 16px;border-radius:30px;z-index:2}
.feature-content{padding:28px;display:flex;flex-direction:column;flex:1}
.feature-content .info-tag{color:var(--accent);font-weight:700;font-size:13px;letter-spacing:.5px}
.feature-content h3{font-size:21px;margin:10px 0 12px;line-height:1.45}
.feature-content h3 a{color:var(--text-primary)}
.feature-content h3 a:hover{color:var(--brand)}
.feature-content p{color:var(--text-secondary);font-size:15px;line-height:1.75;flex:1}
.feature-meta{display:flex;align-items:center;justify-content:space-between;margin-top:20px;font-size:14px;color:var(--text-secondary);border-top:1px solid var(--border);padding-top:16px}
.news-more-link{color:var(--brand);font-weight:700;transition:transform .2s;display:inline-flex;align-items:center;gap:6px}
.news-more-link:hover{color:var(--brand-hover)}
.news-list-wrap{display:flex;flex-direction:column;gap:14px;height:100%}
.news-mini-card{
    display:flex;justify-content:space-between;gap:18px;align-items:center;
    background:var(--card-bg);border-radius:14px;padding:18px 20px;
    box-shadow:var(--shadow-sm);border:1px solid var(--border);
    transition:all .2s ease;
}
.news-mini-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:var(--brand)}
.mini-main{min-width:0;flex:1}
.mini-tag{color:var(--accent);font-size:13px;font-weight:700;display:block}
.mini-title{font-size:16px;margin:6px 0 4px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini-title a{color:var(--text-primary)}
.mini-title a:hover{color:var(--brand)}
.mini-excerpt{font-size:14px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:520px}
.mini-time{color:var(--text-secondary);font-size:13px;white-space:nowrap;flex:none;text-align:right}
.news-empty{
    width:100%;min-height:280px;
    background:var(--card-bg);border:dashed 2px var(--border);
    border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;
    padding:40px;text-align:center;
}
.news-empty i{font-size:42px;color:var(--accent);margin-bottom:16px}
.news-empty p{color:var(--text-secondary);font-size:16px}
@media(max-width:991px){
    .feature-media img{height:220px}
    .news-mini-card{flex-direction:column;align-items:flex-start;gap:6px}
}
@media(max-width:575px){
    .feature-content{padding:22px}
    .mini-excerpt{max-width:240px}
}

/* 方案区 */
.plan-section{background:var(--card-bg)}
.plan-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:52px}
.plan-head .section-tag{margin-bottom:10px}
.plan-head h2{font-size:30px}
.plan-head p{color:var(--text-secondary);font-size:15px;max-width:520px}
.plan-list{max-width:980px;margin:0 auto}
.plan-row{
    display:grid;grid-template-columns:96px 1fr;gap:28px;
    padding:40px 8px;border-bottom:1px solid var(--border);
    position:relative;transition:all .25s ease;
}
.plan-row:first-child{padding-top:0}
.plan-row:last-child{border-bottom:0}
.plan-row:hover .plan-index-box{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(11,94,73,.16)}
.plan-index-box{
    width:84px;height:84px;flex:none;
    background:var(--accent-soft);color:var(--brand);border-radius:18px;
    display:flex;align-items:center;justify-content:center;
    font-family:"DIN Alternate","Bahnschrift","Arial Narrow",sans-serif;
    font-size:30px;font-weight:800;transition:all .25s ease;
}
.plan-row h3{font-size:21px;margin-bottom:10px}
.plan-applicable{font-size:14px;color:var(--text-secondary);font-weight:600;background:var(--page-bg);display:inline-block;padding:4px 14px;border-radius:20px;margin-bottom:12px}
.plan-row p{color:var(--text-secondary);font-size:15px;line-height:1.8;margin-bottom:14px}
.plan-tags{display:flex;flex-wrap:wrap;gap:8px}
.plan-tags span{background:var(--accent-soft);color:var(--brand);font-size:13px;font-weight:600;padding:5px 14px;border-radius:20px}
@media(max-width:767px){
    .plan-row{grid-template-columns:1fr;gap:16px;padding:28px 0}
    .plan-index-box{width:64px;height:64px;font-size:24px}
}

/* FAQ */
.faq-section{background:var(--page-bg)}
.faq-list{max-width:820px;margin:0 auto}
.accordion-item{
    border:1px solid var(--border) !important;border-radius:14px !important;
    overflow:hidden;margin-bottom:14px;background:#fff;
    box-shadow:var(--shadow-sm);
}
.accordion-item:first-child{border-radius:14px !important}
.accordion-button{
    background:#fff;color:var(--text-primary);
    font-size:16px;font-weight:700;padding:22px 26px;box-shadow:none !important;
    border:none;
}
.accordion-button:not(.collapsed){color:var(--brand);background:var(--accent-soft)}
.accordion-button::after{
    background-image:none !important;
    font-family:"Font Awesome 6 Free";font-weight:900;
    content:"\f078";color:var(--brand);display:flex;align-items:center;justify-content:center;
    width:28px;height:28px;font-size:14px;
    transition:transform .25s;
    opacity:.9;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--accent)}
.accordion-body{
    padding:0 26px 24px;color:var(--text-secondary);
    font-size:15px;line-height:1.85;
    border-top:1px solid var(--accent-soft);
    background:#fff;
}
.accordion-button:not(.collapsed){box-shadow:inset 0 -1px 0 var(--border)}
.accordion-button:focus{box-shadow:none}
@media(max-width:575px){
    .accordion-button{padding:18px 18px}
    .accordion-body{padding:0 18px 18px}
}

/* 联系区 */
.contact-section{
    background:linear-gradient(140deg,rgba(8,57,47,.97),rgba(5,47,41,.98)),url('/assets/images/backpic/back-3.png') center/cover;
    color:#fff;
}
.contact-section .section-head h2{color:#fff}
.contact-section .section-tag{background:rgba(255,255,255,.14);color:#fff}
.contact-section .section-head p{color:rgba(255,255,255,.66)}
.contact-info-card{
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
    border-radius:16px;padding:22px 24px;margin-bottom:16px;
    display:flex;gap:18px;align-items:flex-start;
    backdrop-filter:blur(4px);
    transition:all .2s ease;
}
.contact-info-card:hover{background:rgba(255,255,255,.13);transform:translateX(4px)}
.contact-icon{
    width:44px;height:44px;flex:none;background:var(--accent);color:#fff;
    border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:18px;
}
.contact-info-card h4{color:#fff;font-size:17px;margin-bottom:4px}
.contact-info-card p{color:rgba(255,255,255,.72);font-size:14px;line-height:1.6;margin:0}
.contact-info-card p a{color:rgba(255,255,255,.9)}
.contact-form-card{
    background:#fff;border-radius:20px;padding:34px;
    box-shadow:0 24px 60px rgba(0,0,0,.18);
}
.contact-form-card h3{font-size:22px;color:var(--text-primary);margin-bottom:24px;text-align:center}
.contact-form-card .form-label{color:var(--text-primary)}
.contact-form-card .btn-submit{
    width:100%;min-height:48px;border-radius:10px;font-weight:700;
    background:var(--brand);color:#fff;border:none;font-size:16px;
    transition:all .22s ease;
}
.contact-form-card .btn-submit:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 8px 22px rgba(11,94,73,.25)}
.form-tip{display:none;text-align:center;color:var(--brand);font-size:15px;margin-top:14px}
@media(max-width:991px){
    .contact-empty{margin-bottom:28px}
}

/* 页脚 */
.site-footer{background:var(--brand-darker);color:rgba(255,255,255,.72)}
.footer-main{padding:60px 0 42px}
.site-footer h5{color:#fff;font-size:17px;font-weight:700;margin-bottom:18px}
.footer-brand{font-weight:800;font-size:22px;color:#fff;display:inline-flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .logo-mark{width:38px;height:38px;background:var(--brand);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px}
.footer-brand:hover{color:#fff}
.footer-desc{color:rgba(255,255,255,.6);font-size:14px;line-height:1.8;margin-top:14px;max-width:320px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:all .2s}
.footer-links a i{font-size:11px;color:var(--accent)}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-contact li{display:flex;gap:12px;margin-bottom:12px;color:rgba(255,255,255,.65);font-size:14px}
.footer-contact li i{color:var(--accent);font-size:15px;margin-top:3px}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.08);padding:22px 0;
    font-size:14px;color:rgba(255,255,255,.55);
    text-align:center;
}
.footer-bottom .footer-domain{color:rgba(255,255,255,.8)}
@media(max-width:767px){
    .site-footer .col-md-6{margin-bottom:28px}
}

/* 通用媒体/内页辅助 */
.section-subtitle{color:var(--text-secondary);font-size:16px}

/* Bootstrap 5.3 折叠动效修正 */
.collapsing{transition:height .2s ease}

/* 移动辅助 */
@media(max-width:991px){
    .section{padding:64px 0}
    .section-head h2{font-size:27px}
}
@media(max-width:575px){
    .section{padding:50px 0}
    .section-head h2{font-size:24px}
}

/* roulang page: category1 */
/* ========== CSS RESET / BASE ========== */
        * { margin:0; padding:0; box-sizing:border-box; }
        html { scroll-behavior:smooth; }
        body {
            font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
            background-color: #F6F4EF;
            color: #1C2B26;
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        a { text-decoration:none; color:inherit; transition: color 0.25s ease; }
        img { max-width: 100%; display: block; }
        ul, ol { list-style: none; }
        button { border:none; background:none; }
        .container { max-width: 1240px; padding-left:20px; padding-right:20px; margin:0 auto; }

        :root {
            --bg-color: #F6F4EF;
            --card-bg: #FFFFFF;
            --main-text: #1C2B26;
            --main-text-light: #65746E;
            --brand-color: #0B5E49;
            --dark-green: #08392F;
            --dark-deep: #03251F;
            --brand-hover: #127A60;
            --accent-gold: #C39A56;
            --light-green-bg:#EAF2EC;
            --border-color: #DCE5E0;
            --footer-bg: #052F29;
            --shadow-card: 0 6px 18px rgba(8,57,47,0.05);
            --shadow-hover: 0 12px 28px rgba(8,57,47,0.1);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --top-bar-bg: #052F29;
        }
        body { background: var(--bg-color); color: var(--main-text); }

        /* ===== 顶部信息条 ===== */
        .top-info-bar { background:#052F29; color:rgba(255,255,255,0.85); font-size:13px; padding:6px 0; line-height:1.4; }
        .top-info-bar .container { display:flex; justify-content:space-between; align-items:center; min-height:28px; }
        .top-info-bar a { color:rgba(255,255,255,0.85); }
        .top-info-bar a:hover { color:#fff; }
        .top-info-bar .info-left { letter-spacing:0.2px; }
        .top-info-bar .info-right span { color:rgba(255,255,255,0.5); margin:0 8px; }
        .top-info-bar i { font-size:12px; margin-right:4px; color:rgba(255,255,255,0.8); }

        /* ===== 主导航 ===== */
        .main-nav { background: #fff; box-shadow: 0 4px 20px rgba(0,0,0,0.04); padding:0; position:sticky; top:0; z-index:1000; }
        .navbar { padding: 0; }
        .main-nav .navbar { min-height:72px; }
        .main-nav .navbar-brand { display:flex; align-items:center; font-weight:800; font-size:22px; color:var(--dark-green); letter-spacing:0.5px; }
        .main-nav .navbar-brand:hover { color:var(--brand-color); }
        .main-nav .brand-logo .logo-mark { display:inline-flex; align-items:center; justify-content:center; width:38px; height:38px; border-radius:10px; background:var(--brand-color); color:#fff; margin-right:8px; }
        .main-nav .nav-link { color: #1C2B26; font-weight:500; font-size:16px; padding:0.5rem 1rem !important; margin:0 2px; position:relative; }
        .main-nav .nav-link:hover { color: var(--brand-color); }
        .main-nav .nav-link::after { content:""; position:absolute; left:1rem; right:1rem; bottom:6px; height:2px; background: var(--brand-color); border-radius:2px; transform:scaleX(0); transition:transform .25s ease; }
        .main-nav .nav-link:hover::after { transform:scaleX(1); }
        .main-nav .nav-link.active { color: var(--brand-color); font-weight:700; }
        .main-nav .nav-link.active::after { transform:scaleX(1); }
        .main-nav .header-entry-btn { display:inline-flex; align-items:center; gap:6px; background:var(--brand-color); color:#fff; font-weight:600; padding:9px 22px; border-radius:8px; transition:all 0.25s; }
        .main-nav .header-entry-btn:hover { background:var(--brand-hover); color:#fff; }
        .navbar-toggler { border:none; }
        .navbar-toggler:focus { box-shadow:none; }
        .navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(11, 94, 73, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e"); }

        /* ===== 通用按钮 ===== */
        .btn-brand { background: var(--brand-color); color:#fff; border:none; padding:12px 28px; border-radius:8px; font-weight:600; font-size:15px; transition: all .25s; display:inline-flex; align-items:center; gap:8px; }
        .btn-brand:hover { background: var(--brand-hover); color:#fff; transform:translateY(-2px); box-shadow:var(--shadow-hover); }
        .btn-outline-light { background:transparent; border:1.5px solid #fff; color:#fff; padding:10px 24px; border-radius:8px; font-weight:600; transition: all .25s; display:inline-flex; align-items:center; gap:8px; }
        .btn-outline-light:hover { background: rgba(255,255,255,0.12); color:#fff; border-color:#fff; }
        .btn-outline-gold { background:transparent; border:1.5px solid var(--accent-gold); color:var(--accent-gold); padding:9px 20px; border-radius:8px; font-weight:600; transition: all .25s; }
        .btn-outline-gold:hover { background:var(--accent-gold); color:#fff; }

        /* ===== 页面 Hero ===== */
        .cat-hero { background: var(--dark-green); color:#fff; position:relative; overflow:hidden; background-image: linear-gradient(90deg, rgba(8,57,47,0.92), rgba(8,57,47,0.7)), url('/assets/images/backpic/back-1.webp'); background-size:cover; background-position:center; }
        .cat-hero::before { content:"SPORTS"; position:absolute; right:-40px; bottom:-40px; font-size:200px; font-weight:800; color:rgba(255,255,255,0.06); letter-spacing:10px; line-height:1; pointer-events:none; }
        .cat-hero .breadcrumb-custom { display:flex; gap:5px; align-items:center; font-size:14px; margin-bottom:20px; color:rgba(255,255,255,0.7); }
        .cat-hero .breadcrumb-custom a { color:rgba(255,255,255,0.7); }
        .cat-hero .breadcrumb-custom a:hover { color:#fff; }
        .cat-hero .breadcrumb-custom .separator { margin: 0 4px; opacity:0.5; }
        .cat-hero h1 { font-size:44px; font-weight:800; letter-spacing:1px; margin-bottom:14px; line-height:1.2; }
        .cat-hero .hero-badge { display:inline-block; background:rgba(195,154,86,0.9); color:#052F29; font-size:13px; font-weight:700; letter-spacing:1px; padding:4px 14px; border-radius:30px; margin-bottom:20px; }
        .cat-hero .hero-sub { max-width:none; font-size:17px; line-height:1.7; opacity:0.9; margin-bottom:24px; color:rgba(255,255,255,0.85); }
        .cat-hero .flex-tags { display:flex; flex-wrap:wrap; gap:12px; }
        .cat-hero .flex-tags a { background:rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.2); color:#fff; padding:6px 14px; border-radius:30px; font-size:13px; transition:all 0.25s; backdrop-filter:blur(4px); }
        .cat-hero .flex-tags a:hover { background:rgba(255,255,255,0.2); color:#fff; border-color:rgba(255,255,255,0.5); }
        .cat-hero-row { padding:70px 0; position:relative; z-index:2; }

        /* ===== 分类简介 ===== */
        .cat-intro { background:#fff; padding:44px 0; border-bottom:1px solid var(--border-color); }
        .cat-intro .intro-desc { font-size:16px; color:var(--main-text); max-width:none; line-height:1.8; margin-bottom:16px; }
        .cat-intro .intro-meta { display:flex; gap:24px; flex-wrap:wrap; color:var(--main-text-light); font-size:14px; }
        .cat-intro .intro-meta span i { margin-right:5px; color:var(--brand-color); }

        /* ===== 区块标题 ===== */
        .section-title { font-size:32px; font-weight:800; margin-bottom:8px; color:#1C2B26; }
        .section-sub { color:#65746E; margin-bottom:36px; font-size:15px; }
        .section-top { display:flex; flex-wrap:wrap; justify-content:space-between; align-items:flex-end; margin-bottom:32px; }
        .section-top .more-link { color:var(--brand-color); font-weight:600; font-size:15px; border-bottom:1px solid transparent; }
        .section-top .more-link:hover { border-color:var(--brand-color); }

        /* ===== 图文交错模块 ===== */
        .feature-wrap { padding:80px 0; }
        .bg-soft-light { background-color:#f0f3ef; }
        .bg-white { background:#fff; }
        .feature-item { display:flex; flex-wrap:wrap; align-items:center; }
        .feature-item.reverse { flex-direction: row-reverse; }
        .feature-sep { height:60px; }
        .feature-image { border-radius:16px; overflow:hidden; box-shadow:var(--shadow-card); }
        .feature-image img { width:100%; height:260px; object-fit:cover; transition:transform .5s ease; }
        .feature-card:hover .feature-image img { transform:scale(1.03); }
        .feature-tag { color:var(--accent-gold); font-size:14px; font-weight:600; display:flex; align-items:center; gap:8px; margin-bottom:14px; }
        .feature-tag::before { content:""; width:18px; height:2px; background:var(--accent-gold); display:inline-block; border-radius:2px; }
        .feature-text h3 { font-size:26px; font-weight:800; line-height:1.4; margin-bottom:18px; }
        .feature-text h3 span { color:var(--brand-color); }
        .feature-text p { font-size:15px; color:var(--main-text-light); margin-bottom:16px; line-height:1.8; }
        .feature-list { margin-top:22px; }
        .feature-list li { display:flex; align-items:center; gap:12px; padding:10px 0; border-bottom:1px dashed rgba(0,0,0,0.08); font-size:15px; }
        .feature-list li i { width:22px; height:22px; background:var(--light-green-bg); color:var(--brand-color); border-radius:50%; display:inline-flex; align-items:center; justify-content:center; font-size:11px; flex-shrink:0; }
        .feature-list li:last-child { border-bottom:none; }

        /* ===== 分类文本列表模块 ===== */
        .list-module { padding:65px 0; }
        .media-card { background:#fff; border-radius:16px; padding:28px 30px; margin-bottom:16px; box-shadow:var(--shadow-card); border-left:4px solid transparent; transition:all .3s; }
        .media-card:hover { box-shadow:var(--shadow-hover); border-left-color:var(--accent-gold); transform: translateY(-3px); }
        .media-card h3 { font-size:18px; font-weight:700; margin-bottom:6px; }
        .media-card p { font-size:14px; color:#65746E; margin-bottom:0; }
        .media-card .link-read { font-size:14px; font-weight:600; color:var(--brand-color); }
        .media-card .link-read:hover { text-decoration:underline; }

        /* ===== 板块 ===== */
        .cat-guide { background:#fff; padding:70px 0; }
        .guide-grid-item { background:#F6F4EF; border:1px solid var(--border-color); border-radius:16px; padding:36px 32px; height:100%; transition: all .3s; }
        .guide-grid-item:hover { box-shadow:var(--shadow-hover); transform:translateY(-3px); border-color:var(--brand-color); background:#fff; }
        .guide-grid-item .guide-num { font-family:"DIN Alternate","Bahnschrift","Arial Narrow",Arial,sans-serif; font-size:42px; font-weight:800; color:var(--brand-color); line-height:1; margin-bottom:18px; }
        .guide-grid-item h4 { font-size:20px; font-weight:700; margin-bottom:10px; }
        .guide-grid-item p { font-size:15px; color:var(--main-text-light); margin-bottom:16px; }
        .guide-grid-item .btn { font-size:14px; }

        /* ===== FAQ ===== */
        .faq-section { background: var(--bg-color)!important; padding: 78px 0 88px!important; }
        .faq-body { background:#fff; border-radius:16px; box-shadow:var(--shadow-card); border:1px solid var(--border-color); margin-bottom:14px; padding:0; overflow:hidden; }
        .faq-body summary { cursor:pointer; list-style:none; padding:20px 30px; font-size:17px; font-weight:600; color:var(--main-text); position:relative; display:flex; transition: all .3s; justify-content: space-between; align-items:center; }
        .faq-body summary i { width:24px; height:24px; background:var(--light-green-bg); color:var(--brand-color); display:inline-flex; align-items:center; justify-content:center; border-radius:50%; font-size:14px; transition:all .4s; flex-shrink: 0; }
        .faq-body summary::-webkit-details-marker { display:none; }
        .faq-body[open] summary { color:var(--brand-color); border-bottom:1px solid var(--border-color); background:#f8faf8; }
        .faq-body[open] summary i { transform:rotate(180deg); background:var(--brand-color); color:#fff; }
        .faq-answer { padding:20px 30px; font-size:15px; color:#65746E; line-height:1.9; border-top:none; display:block; }

        /* ===== 内页导航区域 ===== */
        .subpage-nav { background:var(--dark-green); padding:72px 0; }
        .subpage-nav .cat-title { color:#fff; font-size:30px; font-weight:800; margin-bottom:20px; }
        .subpage-nav .sub-nav-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
        .subpage-nav .sub-nav-item { background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.2); border-radius:16px; padding:24px 10px; text-align:center; color:#fff; transition: all .3s; }
        .subpage-nav .sub-nav-item i { display:block; font-size:30px; margin-bottom:10px; }
        .subpage-nav .sub-nav-item span { font-size:16px; font-weight:600; }
        .subpage-nav .sub-nav-item:hover { background:rgba(255,255,255,0.14); border-color:var(--accent-gold); color:#fff; transform:translateY(-3px); }
        .subpage-nav .sub-nav-item.active { background:var(--brand-hover); border-color:var(--brand-hover); color:#fff; }
        .subpage-nav .back-home { display:inline-flex; align-items:center; gap:10px; color:rgba(255,255,255,0.8); margin-top:28px; }
        .subpage-nav .back-home:hover { color:var(--accent-gold); }

        /* ===== CTA区域 ===== */
        .cta-section { background: var(--dark-green); padding:60px 0; text-align:center; background-image:url('/assets/images/backpic/back-2.webp'); background-size:cover; position:relative; }
        .cta-section::before { content:""; position:absolute; inset:0; background:rgba(5,47,41,0.88); }
        .cta-section .container { position:relative; z-index:2; }
        .cta-section h2 { color:#fff; font-size:30px; font-weight:800; margin-bottom:12px; }
        .cta-section p { color: rgba(255,255,255,0.85); max-width:none; font-size:16px; margin-bottom:24px; }
        .cta-section .cta-btns { display:flex; justify-content:center; gap:18px; flex-wrap:wrap; }
        .cta-section .cta-btns .btn { padding:14px 38px; }

        /* ===== 联系/咨询 ===== */
        .contact-section { background:#08392F; color:#fff; padding:100px 0; background-image:url('/assets/images/backpic/back-3.png'); background-size:cover; position:relative; }
        .contact-section::before { content:""; position:absolute; inset:0; background:linear-gradient(110deg, rgba(8,57,47,0.96), rgba(8,57,47,0.8)); }
        .contact-section .container{position:relative; z-index:2;}.contact-wrap { background:#fff; border-radius:20px; overflow:hidden; box-shadow:0 16px 60px rgba(0,0,0,0.22); display:flex; flex-wrap:wrap; color:var(--main-text);}
        .contact-info { background:#005742; color:#fff; padding:42px 36px; }
        .contact-info h2 { font-size:27px; font-weight:800; margin-bottom:18px; }
        .contact-info p { font-size:15px; line-height:1.8; margin-bottom:24px; opacity:.9; }
        .contact-detail-list li { display:flex; gap:14px; margin-bottom:18px; align-items:flex-start; }
        .contact-detail-list li i { width:40px; height:40px; border-radius:10px; background:rgba(255,255,255,0.12); display:inline-flex; align-items:center; justify-content:center; font-size:17px; color:var(--accent-gold); }
        .contact-detail-list li .c-label { font-size:13px; opacity:0.7; }
        .contact-detail-list li .c-text { font-size:15px; font-weight:600; }
        .contact-schedule { display:flex; gap:24px; background:rgba(255,255,255,0.1); padding:14px 18px; border-radius:12px; margin-top:18px; }
        .contact-schedule span { font-size:13px; }
        .form-panel { padding:44px 40px; background:#fff; }
        .form-panel h3 { font-size:24px; font-weight:800; margin-bottom:6px; color:#1C2B26; }
        .form-panel .form-tip { color:#65746E; font-size:14px; margin-bottom:24px; }
        .form-panel label { font-weight:600; margin-bottom:6px; color:var(--main-text); font-size:15px; }
        .form-control { border-radius:8px; padding:11px 16px; border:1px solid #d0dbD4; background:#fBFcFB; transition: all .25s; }
        .form-control:focus { border-color:var(--brand-color); box-shadow:0 0 0 4px rgba(11,94,73,0.12); }
        .form-panel textarea { min-height:120px; }
        .form-panel textarea.form-control { min-height:100px; }
        .submit-btn { background:var(--brand-color); color:#fff; font-weight:600; border-radius:8px; padding:14px 28px; border:none; transition: .25s; width:100%; font-size:16px; }
        .submit-btn:hover { background:var(--brand-hover); }

        /* =====Footer ===== */
        .site-footer { background:#03251F; color:rgba(255,255,255,0.9); margin-top:0; }
        .site-footer .container { padding-top:48px; padding-bottom:30px; }
        .site-footer h5 { color:#fff; font-size:15px; font-weight:600; margin-bottom:15px; position:relative; padding-bottom:4px; }
        .site-footer .footer-links li, .site-footer .footer-contact li { font-size:14px; line-height:2; }
        .site-footer .footer-links a { color:rgba(255,255,255,0.7); }
        .site-footer .footer-links a:hover { color:#fff; padding-left:4px; }
        .site-footer .footer-links i { color:var(--accent-gold); font-size:10px; }
        .site-footer .footer-contact li i { margin-right:4px; color:var(--accent-gold); }
        .site-footer .footer-desc { color:rgba(255,255,255,0.6); font-size:14px; }
        .site-footer .footer-brand { font-size:21px; font-weight:800; color:#fff; align-items:center; display:flex; margin-bottom:16px; }
        .site-footer .footer-brand .logo-mark { background:var(--brand-color); width:36px; height:36px; border-radius:10px; display:inline-flex; align-items:center; justify-content:center; margin-right:8px; }
        .site-footer .footer-bottom { border-top:1px solid rgba(255,255,255,0.12); padding-top:20px; padding-bottom:20px; }
        .site-footer .footer-bottom .container { padding-top:0; padding-bottom:0; }
        .site-footer .footer-bottom p { font-size:14px; color:rgba(255,255,255,0.5); margin-bottom:0; text-align:center; }
        .footer-domain { color:rgba(255,255,255,0.7); }

        /* ===== 响应式 ===== */
        @media (min-width:1200px) {
            .feature-text p { font-size:16px; }
        }
        @media (max-width:991px) {
            .main-nav { position: relative; }
            .cat-hero h1 { font-size:32px; }
            .main-nav .navbar-collapse { background:#fff; position:absolute; top:70px; left:0; right:0; z-index:1040; padding:18px 24px; box-shadow:0 15px 20px rgba(0,0,0,0.1); border-radius:0 0 12px 12px; }
            .main-nav .nav-item { border-bottom:1px solid #eee; }
            .main-nav .nav-item:last-child { border-bottom:none; }
            .main-nav .nav-link { padding:12px 0!important; }
            .main-nav .nav-link::after { content:none; }
            .header-entry-btn { margin-left:0; margin-top:10px; display:flex; justify-content:center; }
            .feature-item { padding:12px 12px; }
            .feature-item.reverse{ flex-direction: column-reverse; }
            .feature-sep { height:24px; }
            .cat-hero-row { padding:60px 0; }
            .subpage-nav .sub-nav-grid { grid-template-columns:1fr 1fr; gap:12px; }
            .contact-info { padding:30px 24px; }
            .form-panel { padding:30px 24px; }
            .page-title-lg{font-size:34px;}
        }
        @media (max-width:768px) {
            .top-info-bar .container { flex-direction:column; align-items:center; gap:2px; }
            .cat-hero h1 { font-size:28px; }
            .cat-hero .hero-badge { margin-bottom:14px; }
            .flex-tags { margin-top:8px; }
            .feature-image img { height:auto; min-height:180px; }
            .guide-grid-item { margin-bottom:14px; }
            .feature-list li { font-size:14px; }
            .cat-hero-row { padding:50px 0; }
        }
        @media (max-width:520px) {
            body { font-size:15px; }
            .cat-hero h1 { font-size:25px; }
            .hero-badge { font-size:11px!important; }
            .btn-brand, .btn-outline-light { padding:10px 20px; font-size:14px; }
        }
        details summary { list-style: none; }

/* roulang page: category2 */
:root{
    --page-bg:#F6F4EF;
    --card-bg:#FFFFFF;
    --text-main:#1C2B26;
    --text-sub:#65746E;
    --brand:#0B5E49;
    --brand-hover:#127A60;
    --dark-bg:#08392F;
    --dark-deep:#052F29;
    --deep-footer:#03251F;
    --gold:#C39A56;
    --green-light:#EAF2EC;
    --border:#DCE5E0;
    --radius-lg:18px;
    --radius-md:12px;
    --radius-sm:9px;
    --shadow-soft:0 6px 24px rgba(8,57,47,0.06);
    --shadow-hover:0 12px 32px rgba(8,57,47,0.12);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    background:var(--page-bg);
    color:var(--text-main);
    font-size:16px;
    line-height:1.75;
    letter-spacing:0;
}
img{max-width:100%;height:auto;border-radius:14px;}
a{text-decoration:none;color:var(--brand);transition:color .25s ease;}
a:hover{color:var(--brand-hover);}
p{margin-bottom:0;}
ul,ol{list-style:none;padding:0;margin:0;}
.container{max-width:1240px;padding-left:20px;padding-right:20px;}
h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--text-main);line-height:1.3;}
.btn{font-weight:600;border-radius:var(--radius-sm);padding:10px 24px;transition:all .25s ease;border:1px solid transparent;}
.btn-brand{background:var(--brand);color:#fff;border-color:var(--brand);}
.btn-brand:hover{background:var(--brand-hover);border-color:var(--brand-hover);color:#fff;transform:translateY(-2px);box-shadow:0 6px 18px rgba(11,94,73,.25);}
.btn-outline-brand{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-outline-brand:hover{background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:0 6px 18px rgba(11,94,73,.18);}
.btn-gold{background:var(--gold);color:#fff;border-color:var(--gold);}
.btn-gold:hover{background:#b6894a;color:#fff;border-color:#b6894a;transform:translateY(-2px);box-shadow:0 6px 18px rgba(195,154,86,.28);}
.btn:focus{box-shadow:none;outline:none;}
.badge-tag{background:var(--green-light);color:var(--brand);font-weight:500;padding:6px 14px;border-radius:999px;font-size:13px;}
.badge-gold{background:var(--gold);color:#fff;font-weight:500;padding:6px 14px;border-radius:999px;font-size:13px;}
.section{padding:84px 0;}
.bg-white-section{background:var(--card-bg);}
.bg-light-section{background:var(--green-light);}
.bg-dark-section{background:var(--dark-bg);color:#EAF2EC;}
.bg-dark-section h2{color:#fff;}
.section-title{font-size:34px;font-weight:800;margin-bottom:10px;}
.section-sub{color:var(--text-sub);font-size:16px;margin-bottom:42px;max-width:760px;}
.section-head{margin-bottom:36px;}

/* top bar */
.top-bar{background:var(--dark-deep);color:rgba(255,255,255,.88);font-size:13px;height:38px;display:flex;align-items:center;}
.top-bar .container{display:flex;justify-content:space-between;align-items:center;max-width:1240px;}
.top-bar a{color:rgba(255,255,255,.88);font-size:13px;padding:0 10px;line-height:1.4;}
.top-bar a:hover{color:#fff;}
.top-bar .top-right{display:flex;align-items:center;gap:0;}
.top-bar .top-right span{color:rgba(255,255,255,.45);}

/* main nav */
.main-nav{background:#fff;position:sticky;top:0;z-index:1030;box-shadow:0 4px 20px rgba(0,0,0,.04);}
.main-nav .navbar{background:#fff;padding:6px 0;min-height:66px;}
.brand-logo{display:flex;align-items:center;font-size:22px;font-weight:800;color:var(--dark-bg);gap:10px;}
.brand-logo:hover{color:var(--brand);}
.brand-logo .logo-mark{width:38px;height:38px;background:var(--dark-bg);color:#fff;display:flex;align-items:center;justify-content:center;border-radius:10px;font-size:16px;}
.nav-main{display:flex;align-items:center;}
.nav-main .nav-link{font-size:15.5px;font-weight:500;color:var(--text-main);padding:8px 16px !important;margin:0 2px;position:relative;border-radius:8px 8px 0 0;}
.nav-main .nav-link:hover{color:var(--brand);background:rgba(11,94,73,.04);}
.nav-main .nav-link.active{color:var(--brand);font-weight:600;}
.nav-main .nav-link.active::after{content:"";position:absolute;left:16px;right:16px;bottom:-12px;height:3px;background:var(--brand);border-radius:3px 3px 0 0;}
.header-entry-btn{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:#fff;background:var(--gold);border-radius:var(--radius-sm);padding:9px 19px;transition:all .25s;}
.header-entry-btn:hover{background:var(--brand);color:#fff;box-shadow:0 4px 14px rgba(11,94,73,.25);}
.navbar-toggler{border:none;color:var(--text-main);}
.navbar-toggler:focus{box-shadow:none;}

/* hero */
.cat-hero{background:linear-gradient(115deg,var(--dark-bg) 30%,var(--dark-deep) 100%);position:relative;overflow:hidden;padding:68px 0;}
.cat-hero .bg-plane{position:absolute;width:100%;height:100%;top:0;left:0;background-image:url(/assets/images/backpic/back-2.webp);background-size:cover;background-position:center;opacity:.2;}
.cat-hero .bg-line{position:absolute;width:500px;height:500px;border:1px solid rgba(255,255,255,.08);border-radius:50%;right:-160px;top:-180px;}
.cat-hero .bg-line::after{content:"";position:absolute;width:400px;height:400px;border:1px solid rgba(255,255,255,.06);border-radius:50%;right:50px;top:50px;}
.hero-inner{position:relative;z-index:2;}
.cat-badge{display:inline-block;background:rgba(234,242,236,.15);border:1px solid rgba(234,242,236,.25);color:#EAF2EC;padding:7px 18px;border-radius:999px;font-size:13px;margin-bottom:22px;letter-spacing:.5px;}
.cat-hero h1{color:#fff;font-size:42px;font-weight:800;line-height:1.22;margin-bottom:14px;}
.cat-hero .hero-lead{color:rgba(255,255,255,.85);font-size:17px;max-width:760px;line-height:1.75;margin-bottom:34px;}
.hero-btn-group{display:flex;gap:14px;flex-wrap:wrap;}

/* breadcrumb */
.breadcrumb-wrap{background:transparent;margin:24px 0 0;}
.breadcrumb{background:transparent;padding:10px 0;margin:0;font-size:14px;}
.breadcrumb a{color:var(--text-sub);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb-item+.breadcrumb-item::before{color:#B9C4BF;content:"/";}
.breadcrumb-item.active{color:var(--text-main);font-weight:500;}

/* intro */
.cat-intro{background:var(--page-bg);padding:70px 0 30px;}
.intro-card{background:var(--card-bg);border-radius:var(--radius-lg);padding:36px;border-left:5px solid var(--brand);box-shadow:var(--shadow-soft);}
.intro-card p{color:var(--text-sub);font-size:16px;margin-bottom:12px;}
.intro-card p:last-child{margin-bottom:0;}

/* module blocks */
.alt-feature{padding:84px 0;}
.alt-feature.ae-alt{background:var(--card-bg);}
.alt-feature.ae-main{background:var(--page-bg);}
.feature-row{align-items:center;}
.feature-img-wrap{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-hover);}
.feature-img-wrap img{width:100%;object-fit:cover;}
.feature-title{font-size:26px;font-weight:800;margin-bottom:14px;line-height:1.4;}
.feature-tag{display:inline-block;background:var(--green-light);color:var(--brand);font-size:13px;border-radius:999px;padding:5px 14px;margin-bottom:12px;font-weight:500;}
.feature-desc{color:var(--text-sub);margin-bottom:22px;line-height:1.8;}
.feature-subtag{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap;}

/* list module */
.info-tile{background:var(--page-bg);padding:70px 0;}
.info-tile .tile-card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:38px;border:1px solid var(--border);}
.info-tile h2{font-size:22px;font-weight:800;margin-bottom:26px;position:relative;padding-left:18px;}
.info-tile h2::before{content:"";position:absolute;left:0;top:6px;width:4px;height:22px;background:var(--brand);border-radius:4px;}
.tile-list li{display:flex;align-items:flex-start;gap:12px;padding:14px 0;border-bottom:1px solid #EEF3F0;font-size:15.5px;color:var(--text-main);line-height:1.7;}
.tile-list li:last-child{border-bottom:none;}
.tile-list li i{color:var(--gold);font-size:14px;margin-top:7px;flex-shrink:0;}

/* switch cards */
.cat-switch{background:var(--dark-bg);padding:56px 0;}
.cat-switch h2{color:#fff;font-size:28px;font-weight:800;margin-bottom:34px;}
.cat-switch-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.switch-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:22px 18px;height:100%;transition:all .3s ease;}
.switch-card a{display:block;color:rgba(255,255,255,.9);height:100%;}
.switch-card a h4{color:#fff;font-size:18px;margin-bottom:10px;transition:color .3s;}
.switch-card a p{font-size:13.5px;color:rgba(255,255,255,.65);line-height:1.6;margin-bottom:8px;}
.switch-card i{font-size:20px;color:var(--gold);display:block;margin-bottom:14px;}
.switch-card:hover{background:rgba(255,255,255,.12);transform:translateY(-3px);}
.switch-card.current{background:var(--brand);border-color:var(--brand);}
.switch-card.current i{color:#fff;}
.switch-card .switch-arrow{display:inline-block;font-size:13px;opacity:.8;}

/* CTA */
.cta-sec{background:linear-gradient(120deg,var(--dark-bg) 45%,var(--brand) 100%);position:relative;overflow:hidden;padding:68px 0;}
.cta-sec .container{position:relative;z-index:3;}
.cta-sec .bg-side{position:absolute;right:-80px;top:-80px;width:330px;height:330px;border-radius:50%;background:rgba(255,255,255,.03);}
.cta-title{color:#fff;font-size:30px;font-weight:800;margin-bottom:12px;}
.cta-text{color:rgba(255,255,255,.82);margin-bottom:24px;font-size:15.5px;max-width:620px;}

/* footer */
.site-footer{background:var(--deep-footer);color:rgba(255,255,255,.75);font-size:15px;}
.footer-main{padding:64px 0 40px;border-bottom:1px solid rgba(255,255,255,.08);}
.footer-brand{display:inline-flex;align-items:center;font-size:20px;font-weight:800;color:#fff;gap:10px;margin-bottom:14px;}
.footer-brand .logo-mark{width:34px;height:34px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;border-radius:9px;font-size:14px;}
.footer-brand:hover{color:var(--gold);}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;max-width:380px;margin-bottom:0;}
.site-footer h5{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px;padding-bottom:10px;position:relative;}
.site-footer h5::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;border-radius:2px;background:var(--gold);}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.62);font-size:14.5px;line-height:1.5;}
.footer-links a i{font-size:10px;margin-right:8px;color:var(--gold);opacity:.7;}
.footer-links a:hover{color:#fff;padding-left:4px;transition:padding .2s;}
.footer-contact li{color:rgba(255,255,255,.6);font-size:14px;margin-bottom:10px;line-height:1.6;}
.footer-contact i{color:var(--gold);margin-right:10px;width:16px;opacity:.8;}
.footer-bottom{background:rgba(0,0,0,.25);padding:16px 0;}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.48);text-align:center;line-height:1.6;}
.footer-domain{color:rgba(255,255,255,.65);}

@media (max-width:991.98px){
    .nav-main{background:#fff;border-top:1px solid #edf1ee;margin-top:6px;padding:8px 0;border-radius:12px;}
    .nav-main .nav-link{padding:10px 16px !important;border-bottom:1px solid #f4f6f5;}
    .nav-main .nav-link.active::after{display:none;}
    .header-entry-btn{margin-left:0 !important;display:inline-flex;margin-top:6px;justify-content:center;}
    .section{padding:56px 0;}
    .cat-switch-grid{grid-template-columns:1fr 1fr;}
    .cat-hero h1{font-size:32px;}
}
@media (max-width:767.98px){
    .section-title{font-size:27px;}
    .cat-hero{padding:50px 0;}
    .cat-hero h1{font-size:28px;}
    .hero-btn-group .btn{width:100%;justify-content:center;}
    .top-bar{height:auto;padding:6px 0;}
    .top-bar .container{flex-direction:column;gap:2px;}
    .intro-card{padding:24px;}
    .feature-title{font-size:22px;}
    .cat-switch-grid{grid-template-columns:1fr;}
    .footer-main{padding:44px 0 22px;}
}
@media (max-width:520px){
    .hero-btn-group .btn{width:100%;margin-bottom:6px;}
    .alt-feature{padding:44px 0;}
    .section{padding:40px 0;}
    .info-tile{padding:36px 0;}
    .cat-switch{background:var(--dark-bg);padding:36px 0;}
}

/* roulang page: article */
:root {
            --bg-page: #F6F4EF;
            --bg-card: #FFFFFF;
            --text-main: #1C2B26;
            --text-muted: #65746E;
            --brand-primary: #0B5E49;
            --brand-hover: #127A60;
            --brand-dark: #08392F;
            --brand-deep: #052F29;
            --accent-gold: #C39A56;
            --soft-green: #EAF2EC;
            --border-soft: #DCE5E0;
            --shadow-card: 0 6px 24px rgba(8, 57, 47, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(8, 57, 47, 0.12);
            --radius-card: 18px;
            --radius-btn: 10px;
            --radius-img: 14px;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'DIN Alternate', 'Bahnschrift', 'Arial Narrow', sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            margin: 0;
            font-family: var(--font-body);
            background: var(--bg-page);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--brand-primary);
            text-decoration: none;
            transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
        }
        a:hover {
            color: var(--brand-hover);
        }
        a:focus-visible {
            outline: 3px solid rgba(195, 154, 86, .55);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: 1240px;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (min-width: 1400px) {
            .container {
                max-width: 1240px;
            }
        }
        @media (max-width: 767.98px) {
            body {
                font-size: 15px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .main-nav {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 1030;
            box-shadow: 0 4px 20px rgba(8, 57, 47, .04);
        }
        .main-nav .navbar {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            letter-spacing: .5px;
            color: var(--brand-dark);
            line-height: 1.25;
        }
        .brand-logo:hover {
            color: var(--brand-primary);
        }
        .logo-mark {
            width: 38px;
            height: 38px;
            border-radius: 11px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-dark));
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            box-shadow: 0 6px 14px rgba(11, 94, 73, .22);
            flex: none;
        }
        .nav-main .nav-item {
            margin: 0 1px;
        }
        .nav-main .nav-link {
            font-size: 15.5px;
            font-weight: 500;
            color: var(--text-main);
            padding: 12px 14px !important;
            border-radius: 8px;
            position: relative;
            letter-spacing: .2px;
        }
        .nav-main .nav-link::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            border-radius: 2px;
            background: var(--brand-primary);
            opacity: 0;
            transform: scaleX(.4);
            transition: transform .25s ease, opacity .25s ease;
        }
        .nav-main .nav-link:hover {
            color: var(--brand-primary);
        }
        .nav-main .nav-link.active {
            color: var(--brand-primary);
            font-weight: 700;
        }
        .nav-main .nav-link.active::after,
        .nav-main .nav-link:hover::after {
            opacity: 1;
            transform: scaleX(1);
        }
        .header-entry-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            background: var(--brand-primary);
            color: #fff;
            font-size: 14.5px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            box-shadow: 0 8px 20px rgba(11, 94, 73, .24);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .header-entry-btn:hover {
            background: var(--brand-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(18, 122, 96, .28);
        }
        .navbar-toggler {
            border: 1px solid var(--border-soft);
            border-radius: 10px;
            color: var(--brand-dark);
            padding: 4px 10px;
            transition: border-color .2s, box-shadow .2s;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(11, 94, 73, .15);
        }
        .navbar-toggler-icon {
            background-image: none !important;
            position: relative;
            width: 22px;
            height: 16px;
            display: block;
        }
        .navbar-toggler-icon::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 22px;
            height: 2px;
            background: var(--brand-dark);
            border-radius: 2px;
            box-shadow: 0 7px 0 var(--brand-dark), 0 14px 0 var(--brand-dark);
        }
        @media (max-width: 991.98px) {
            .main-nav .navbar-collapse {
                margin-top: 14px;
                padding-top: 6px;
                border-top: 1px solid var(--border-soft);
            }
            .nav-main .nav-link {
                border-bottom: 1px solid var(--border-soft);
                border-radius: 0;
                padding: 13px 6px !important;
            }
            .nav-main .nav-link::after {
                display: none;
            }
            .nav-main .nav-link.active {
                background: var(--soft-green);
                border-radius: 8px;
                color: var(--brand-primary);
                font-weight: 700;
                padding-left: 12px !important;
            }
            .header-entry-btn {
                margin: 12px 0 8px;
                justify-content: center;
            }
        }
        @media (max-width: 575.98px) {
            .main-nav .navbar {
                padding-top: 10px;
                padding-bottom: 10px;
            }
            .brand-logo {
                font-size: 20px;
            }
            .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
        }

        /* ===== Article Hero Stack ===== */
        .article-page {
            background: var(--bg-page);
        }
        .article-head-band {
            background: linear-gradient(140deg, #F0F6F2 0%, #FFFFFF 48%, #F7F1E6 100%);
            border-bottom: 1px solid var(--border-soft);
            padding: 42px 0 20px;
        }
        .breadcrumb-wrap {
            margin-bottom: 26px;
        }
        .breadcrumb {
            margin: 0;
            flex-wrap: wrap;
        }
        .breadcrumb-item,
        .breadcrumb-item a {
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb-item a:hover {
            color: var(--brand-primary);
        }
        .breadcrumb-item+.breadcrumb-item::before {
            content: '/';
            color: #a6b2ad;
            padding: 0 .4rem;
        }
        .breadcrumb-item.active {
            color: var(--text-muted);
            white-space: nowrap;
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-kicker {
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .badge-cat {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--soft-green);
            color: var(--brand-primary);
            font-size: 14px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 40px;
            letter-spacing: .3px;
        }
        .badge-gold {
            background: rgba(195, 154, 86, .16);
            color: #96743a;
            border: 1px solid rgba(195, 154, 86, .18);
        }
        .row-divider {
            width: 4px;
            height: 4px;
            background: var(--accent-gold);
            border-radius: 50%;
            opacity: .6;
        }
        .article-head-title {
            max-width: 860px;
            margin: 0 0 18px;
            font-size: clamp(28px, 3.2vw, 42px);
            font-weight: 800;
            line-height: 1.4;
            color: var(--brand-dark);
            letter-spacing: .2px;
        }
        .article-meta-line {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 22px;
            align-items: center;
            color: var(--text-muted);
            font-size: 14.5px;
            padding-bottom: 34px;
            border-bottom: 1px solid var(--border-soft);
        }
        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .article-meta-item i {
            color: var(--brand-primary);
            opacity: .8;
        }
        .article-meta-item .meta-strong {
            color: var(--brand-dark);
            font-weight: 600;
        }

        /* ===== Article Body ===== */
        .article-outer-wrap {
            padding: 44px 0 70px;
        }
        .article-shell {
            background: var(--bg-card);
            border-radius: 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-soft);
            overflow: hidden;
            max-width: 900px;
            margin: 0 auto;
        }
        .article-shell-inner {
            padding: 48px 60px 42px;
        }
        @media (max-width: 767.98px) {
            .article-shell-inner {
                padding: 30px 22px 26px;
            }
            .article-head-band {
                padding-top: 30px;
            }
            .breadcrumb-wrap {
                margin-bottom: 18px;
            }
            .article-meta-line {
                row-gap: 8px;
            }
        }
        @media (max-width: 575.98px) {
            .article-outer-wrap {
                padding-top: 24px;
            }
        }
        .article-cover {
            position: relative;
            border-radius: var(--radius-img);
            overflow: hidden;
            margin: 28px 0 36px;
            background: linear-gradient(120deg, #e1eae5, #d5e2da);
        }
        .article-cover img {
            width: 100%;
            aspect-ratio: 16 / 8;
            object-fit: cover;
        }
        .article-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            border: 1px solid rgba(8, 57, 47, .08);
            border-radius: inherit;
            pointer-events: none;
        }
        .article-content {
            font-size: 16.5px;
            line-height: 1.85;
            color: var(--text-main);
            word-break: break-word;
            overflow-wrap: break-word;
        }
        .article-content > p {
            margin: 0 0 1.5em;
        }
        .article-content h1,
        .article-content h2 {
            margin: 2em 0 .7em;
            font-weight: 800;
            color: var(--brand-dark);
            line-height: 1.45;
        }
        .article-content h1 {
            font-size: 30px;
        }
        .article-content h2 {
            font-size: 25px;
            padding-left: 15px;
            border-left: 4px solid var(--brand-primary);
        }
        .article-content h3 {
            font-size: 20px;
            font-weight: 800;
            margin: 1.6em 0 .7em;
            color: var(--brand-dark);
        }
        .article-content h4 {
            font-size: 18px;
            font-weight: 700;
            margin: 1.5em 0 .6em;
            color: var(--brand-dark);
        }
        .article-content ul,
        .article-content ol {
            margin: 1.1em 0 1.5em;
            padding-left: 1.25em;
        }
        .article-content li {
            margin-bottom: .5em;
        }
        .article-content li::marker {
            color: var(--brand-primary);
        }
        .article-content blockquote {
            margin: 1.6em 0;
            padding: 20px 26px;
            background: var(--soft-green);
            border-left: 4px solid var(--brand-primary);
            border-radius: 0 14px 14px 0;
            color: #29443b;
            line-height: 1.8;
        }
        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }
        .article-content img {
            border-radius: var(--radius-img);
            margin: 1.4em auto;
            box-shadow: 0 10px 26px rgba(8, 57, 47, .09);
            border: 1px solid var(--border-soft);
        }
        .article-content a {
            border-bottom: 1px solid rgba(11, 94, 73, .35);
        }
        .article-content a:hover {
            border-bottom-color: var(--brand-primary);
        }
        .article-content code {
            background: var(--soft-green);
            border-radius: 6px;
            padding: 3px 7px;
            font-size: .9em;
            color: var(--brand-dark);
        }
        .article-content hr {
            border: none;
            height: 1px;
            background: var(--border-soft);
            margin: 2.6em 0;
        }
        .article-content table {
            width: 100%;
            margin: 1.6em 0;
            border-collapse: collapse;
            font-size: 15px;
        }
        .article-content th,
        .article-content td {
            border: 1px solid var(--border-soft);
            padding: 10px 12px;
            text-align: left;
        }
        .article-content tr:nth-child(even) {
            background: #FAFBFA;
        }

        /* ===== Article Pager ===== */
        .article-pager {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-top: 42px;
            padding-top: 30px;
            border-top: 1px solid var(--border-soft);
            flex-wrap: wrap;
        }
        .pager-item {
            flex: 1;
            min-width: 0;
        }
        .pager-center {
            flex: none;
            text-align: center;
        }
        .pager-link {
            display: inline-flex;
            flex-direction: column;
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 12px 16px;
            font-size: 14px;
            color: var(--text-muted);
            transition: border-color .2s, box-shadow .2s, background .2s;
        }
        .pager-link small {
            display: block;
            font-size: 12px;
            opacity: .75;
            margin-bottom: 2px;
        }
        .pager-link span.pager-label {
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-dark);
            display: block;
        }
        .pager-link:hover {
            border-color: var(--brand-primary);
            box-shadow: var(--shadow-card);
            color: var(--brand-primary);
        }
        .pager-link.disabled-link {
            pointer-events: none;
            opacity: .62;
        }
        .back-list-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 18px;
            background: var(--brand-primary);
            color: #fff;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 700;
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .back-list-btn:hover {
            background: var(--brand-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(11, 94, 73, .22);
        }
        @media (max-width: 575.98px) {
            .article-pager {
                flex-direction: column;
            }
            .pager-item {
                width: 100%;
                flex: none;
            }
            .pager-center {
                order: -1;
            }
            .back-list-btn {
                width: 100%;
                justify-content: center;
            }
            .pager-link {
                width: 100%;
            }
        }

        /* ===== Related ===== */
        .related-section {
            padding: 62px 0 16px;
        }
        .related-section .section-title-wrap {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .related-section .section-overline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-primary);
            letter-spacing: 1px;
        }
        .related-section .section-overline::before {
            content: '';
            width: 26px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .related-section .section-title {
            font-size: 28px;
            font-weight: 800;
            color: var(--brand-dark);
            margin: 10px 0 0;
            line-height: 1.35;
        }
        .related-grid .col-lg-4:nth-child(2) .related-card {
            margin-top: 30px;
        }
        @media (max-width: 991.98px) {
            .related-grid .col-lg-4:nth-child(2) .related-card {
                margin-top: 0;
            }
        }
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: 18px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
            display: block;
            color: inherit;
            position: relative;
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(11, 94, 73, .3);
            color: inherit;
        }
        .related-card .thumb-wrap {
            overflow: hidden;
            background: #edf2ef;
            line-height: 0;
        }
        .related-card img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            transition: transform .45s ease;
        }
        .related-card:hover img {
            transform: scale(1.04);
        }
        .related-card-body {
            padding: 22px 24px 26px;
            line-height: 0;
        }
        .related-card .card-badge {
            font-size: 12.5px;
            background: var(--soft-green);
            color: var(--brand-primary);
            border-radius: 40px;
            padding: 5px 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            line-height: 1.4;
        }
        .related-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--brand-dark);
            line-height: 1.5;
            margin: 14px 0 8px;
            line-height: 1.5;
        }
        .related-card .card-text {
            font-size: 14.5px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-link-line {
            font-size: 14px;
            font-weight: 700;
            color: var(--brand-primary);
            line-height: 1;
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .related-card .card-link-line i {
            transition: transform .2s ease;
            font-size: 12px;
        }
        .related-card:hover .card-link-line i {
            transform: translateX(4px);
        }
        @media (max-width: 575.98px) {
            .related-card-body {
                padding: 18px 18px 22px;
            }
        }

        /* ===== CTA strip ===== */
        .article-cta-strip {
            padding: 60px 0 56px;
        }
        .cta-card {
            background: linear-gradient(135deg, var(--brand-deep), var(--brand-dark));
            border-radius: 22px;
            padding: 42px 46px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 26px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            box-shadow: 0 18px 40px rgba(5, 47, 41, .16);
        }
        .cta-card::before {
            content: '';
            position: absolute;
            right: -60px;
            bottom: -90px;
            width: 260px;
            height: 260px;
            border: 2px solid rgba(255, 255, 255, .08);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-info {
            position: relative;
            z-index: 1;
            flex: 1 1 360px;
        }
        .cta-info h2 {
            color: #fff;
            font-size: 27px;
            font-weight: 800;
            margin: 0 0 10px;
            line-height: 1.4;
        }
        .cta-info p {
            color: rgba(255, 255, 255, .78);
            font-size: 15px;
            max-width: 560px;
            margin: 0;
            line-height: 1.8;
        }
        .cta-btns {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .btn-cta-light {
            background: #fff;
            color: var(--brand-dark);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            box-shadow: 0 6px 16px rgba(0, 0, 0, .1);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-light:hover {
            background: var(--accent-gold);
            color: var(--brand-dark);
            transform: translateY(-2px);
        }
        .btn-cta-ghost {
            border: 1px solid rgba(255, 255, 255, .42);
            color: #fff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-ghost:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
        }
        @media (max-width: 767.98px) {
            .cta-card {
                padding: 30px 24px;
            }
            .cta-btns {
                width: 100%;
            }
            .cta-btns .btn-cta-light,
            .cta-btns .btn-cta-ghost {
                flex: 1 1 100%;
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255, 255, 255, .7);
            padding-top: 72px;
            margin-top: 28px;
        }
        .footer-main {
            padding-bottom: 38px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: .4px;
        }
        .footer-brand:hover {
            color: #fff;
        }
        .footer-brand .logo-mark {
            background: var(--brand-hover);
            color: #fff;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.85;
            color: rgba(255, 255, 255, .55);
            max-width: 420px;
            margin-top: 14px;
            margin-bottom: 0;
        }
        .site-footer h5 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin: 12px 0 20px;
            letter-spacing: .4px;
        }
        .footer-links,
        .footer-contact {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 7px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            transition: color .2s, padding-left .2s;
        }
        .footer-links a i {
            font-size: 11px;
            color: var(--accent-gold);
            opacity: .65;
        }
        .footer-links a:hover {
            color: #fff;
            padding-left: 5px;
        }
        .footer-contact {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 9px;
            margin-bottom: 12px;
        }
        .footer-contact i {
            color: var(--accent-gold);
            margin-top: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 24px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, .48);
        }
        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 8px;
            text-align: center;
        }
        .footer-bottom p {
            margin: 0;
        }
        .footer-domain {
            color: rgba(255, 255, 255, .65);
        }

        /* ===== Article missing ===== */
        .missing-section {
            padding: 62px 0 80px;
            min-height: 55vh;
        }
        .missing-card {
            background: var(--bg-card);
            border-radius: 22px;
            border: 1px solid var(--border-soft);
            padding: 70px 40px 60px;
            box-shadow: var(--shadow-card);
            max-width: 620px;
            margin: 0 auto;
        }
        .missing-card i {
            font-size: 44px;
            color: var(--accent-gold);
            display: block;
            margin-bottom: 20px;
        }
        .missing-card h1 {
            font-size: 30px;
            font-weight: 800;
            color: var(--brand-dark);
            margin-bottom: 12px;
        }
        .missing-card p {
            color: var(--text-muted);
            font-size: 15px;
            margin-bottom: 28px;
        }
        .btn-home-back {
            background: var(--brand-primary);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            display: inline-block;
            border: 1px solid transparent;
        }
        .btn-home-back:hover {
            background: var(--brand-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(11, 94, 73, .2);
        }

/* roulang page: category3 */
:root {
            --page-bg: #F6F4EF;
            --card-bg: #FFFFFF;
            --text-main: #1C2B26;
            --text-secondary: #65746E;
            --brand: #0B5E49;
            --brand-dark: #08392F;
            --brand-deep: #052F29;
            --brand-hover: #127A60;
            --accent: #C39A56;
            --accent-soft: #EAF2EC;
            --border-soft: #DCE5E0;
            --shadow-card: 0 6px 24px rgba(8, 57, 47, 0.06);
            --shadow-hover: 0 12px 32px rgba(8, 57, 47, 0.12);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 9px;
            --section-pad: 84px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-family);
            background: var(--page-bg);
            color: var(--text-main);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--brand);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: var(--brand-hover);
        }

        .container,
        .container-lg,
        .container-xl {
            max-width: 1240px;
            padding-left: 20px;
            padding-right: 20px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-main);
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: .5rem;
        }

        .text-secondary {
            color: var(--text-secondary) !important;
        }

        .site-header {
            position: relative;
            z-index: 30;
        }

        .top-info {
            background: var(--brand-deep);
            color: rgba(255, 255, 255, .88);
            font-size: 13px;
            line-height: 1.4;
            min-height: 36px;
            display: flex;
            align-items: center;
        }

        .top-info .top-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            width: 100%;
        }

        .top-info a {
            color: rgba(255, 255, 255, .88);
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .top-info a:hover {
            color: #fff;
        }

        .top-info .top-actions {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .top-info .top-actions a {
            padding: 0 10px;
            border-right: 1px solid rgba(255, 255, 255, .24);
        }

        .top-info .top-actions a:last-child {
            border-right: 0;
            padding-right: 0;
        }

        .top-info .top-domain {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            letter-spacing: .2px;
        }

        .main-nav {
            background: #fff;
            border-bottom: 1px solid var(--border-soft);
            box-shadow: 0 4px 20px rgba(0, 0, 0, .04);
        }

        .navbar {
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .brand-logo,
        .footer-brand {
            display: inline-flex;
            align-items: center;
            font-weight: 800;
            font-size: 24px;
            color: var(--brand-dark);
            letter-spacing: .2px;
            gap: 10px;
            line-height: 1.2;
        }

        .brand-logo:hover,
        .footer-brand:hover {
            color: var(--brand-dark);
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex: 0 0 auto;
            box-shadow: 0 6px 12px rgba(11, 94, 73, .22);
        }

        .footer-brand .logo-mark {
            width: 36px;
            height: 36px;
            font-size: 15px;
            border-radius: 10px;
        }

        .nav-main .nav-link {
            color: var(--text-main);
            font-weight: 600;
            font-size: 16px;
            padding: 10px 16px !important;
            position: relative;
            border-radius: 8px;
        }

        .nav-main .nav-link:hover {
            color: var(--brand);
            background: rgba(11, 94, 73, .04);
        }

        .nav-main .nav-link.active {
            color: var(--brand);
        }

        .nav-main .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 3px;
            background: var(--brand);
            border-radius: 4px;
        }

        .navbar-toggler {
            border: 1px solid var(--border-soft);
            border-radius: 10px;
            padding: 6px 9px;
            color: var(--brand-dark);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(11, 94, 73, .2);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(11,94,73,1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .header-entry-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 10px;
            background: var(--brand);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            padding: 9px 22px;
            border: 0;
            transition: all .25s ease;
            white-space: nowrap;
        }

        .header-entry-btn:hover {
            background: var(--brand-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(11, 94, 73, .2);
        }

        .btn-main,
        .btn-line,
        .btn-light-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 10px;
            padding: 12px 28px;
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            transition: all .25s ease;
            border: 0;
            text-align: center;
        }

        .btn-main {
            background: var(--brand);
            color: #fff;
            box-shadow: 0 8px 20px rgba(11, 94, 73, .18);
        }

        .btn-main:hover {
            background: var(--brand-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(11, 94, 73, .24);
        }

        .btn-line {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, .9);
            color: #fff;
        }

        .btn-line:hover {
            background: rgba(255, 255, 255, .16);
            color: #fff;
            border-color: #fff;
        }

        .btn-main:focus,
        .btn-line:focus,
        .btn-light-cta:focus,
        input:focus,
        textarea:focus,
        select:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(11, 94, 73, .18);
        }

        .btn-light-cta {
            background: #fff;
            color: var(--brand-dark);
            border: 1px solid rgba(255, 255, 255, .2);
        }

        .btn-light-cta:hover {
            background: rgba(255, 255, 255, .95);
            color: var(--brand);
            transform: translateY(-2px);
        }

        /** Cat hero **/
        .cat-hero {
            position: relative;
            padding: 92px 0 86px;
            background: var(--brand-dark);
            color: #fff;
            overflow: hidden;
        }

        .cat-hero .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 60%;
            opacity: .2;
            z-index: 1;
        }

        .cat-hero .hero-bg::after {
            content: "";
            position: absolute;
            inset: auto 0 0 0;
            height: 120px;
            background: linear-gradient(180deg, transparent, rgba(8, 57, 47, .45));
        }

        .cat-hero .container {
            position: relative;
            z-index: 3;
        }

        .cat-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .13);
            border: 1px solid rgba(255, 255, 255, .18);
            color: #fff;
            padding: 7px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: .4px;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }

        .cat-hero h1 {
            color: #fff;
            font-size: 42px;
            font-weight: 800;
            max-width: 730px;
            margin-bottom: 16px;
        }

        .cat-hero h1 .hero-highlight {
            color: var(--accent);
        }

        .cat-hero .lead {
            color: rgba(255, 255, 255, .88);
            font-size: 17px;
            max-width: 780px;
            line-height: 1.85;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .cat-hero-meta {
            margin-top: 18px;
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            color: rgba(255, 255, 255, .8);
            font-size: 14px;
        }

        .cat-hero-meta li {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /** section base **/
        .section {
            padding: var(--section-pad) 0;
        }

        .section-sm {
            padding: 56px 0;
        }

        .section-alt {
            background: var(--card-bg);
        }

        .section-green {
            background: var(--accent-soft);
        }

        .section-title-wrap {
            margin-bottom: 44px;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand);
            background: var(--accent-soft);
            padding: 5px 14px;
            border-radius: 50px;
            margin-bottom: 10px;
        }

        .section-title-wrap .section-title {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: .2px;
        }

        .section-title-wrap .section-intro {
            color: var(--text-secondary);
            max-width: 800px;
            font-size: 16px;
            margin-top: 6px;
        }

        /** service module cards **/
        .service-module-card {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 30px;
            height: 100%;
            transition: all .25s ease;
            position: relative;
            overflow: hidden;
        }

        .service-module-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            height: 4px;
            width: 0;
            background: var(--brand);
            transition: width .35s ease;
        }

        .service-module-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(11, 94, 73, .2);
        }

        .service-module-card:hover::before {
            width: 100%;
        }

        .service-module-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--accent-soft);
            color: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 21px;
            margin-bottom: 20px;
        }

        .service-module-card h3 {
            font-size: 21px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .service-module-card .desc {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }

        .sub-service-list {
            list-style: none;
            padding: 0;
            margin: 18px 0 0;
            border-top: 1px solid var(--border-soft);
            padding-top: 18px;
        }

        .sub-service-list li {
            position: relative;
            padding-left: 20px;
            font-size: 15px;
            color: var(--text-main);
            line-height: 1.75;
            margin-bottom: 9px;
        }

        .sub-service-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 11px;
            width: 8px;
            height: 8px;
            border-radius: 2px;
            background: var(--accent);
        }

        .sub-service-list li span {
            color: var(--text-secondary);
            display: block;
            font-size: 14px;
            line-height: 1.7;
        }

        /** split feature **/
        .split-feature {
            display: flex;
            align-items: center;
            gap: 48px;
            margin-bottom: 32px;
        }

        .split-feature.reverse {
            flex-direction: row-reverse;
        }

        .split-img {
            flex: 1 1 48%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-soft);
            background: #fff;
        }

        .split-img img {
            width: 100%;
            height: 310px;
            object-fit: cover;
        }

        .split-content {
            flex: 1 1 52%;
        }

        .split-content .badge-soft {
            display: inline-flex;
            padding: 5px 12px;
            background: var(--accent-soft);
            color: var(--brand);
            border-radius: 6px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .split-content h3 {
            font-size: 25px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .split-content p {
            color: var(--text-secondary);
            font-size: 15.5px;
            line-height: 1.9;
        }

        .split-content ul {
            list-style: none;
            padding: 0;
            margin: 14px 0 0;
        }

        .split-content ul li {
            padding: 5px 0 5px 24px;
            position: relative;
            color: var(--text-main);
            font-size: 15px;
        }

        .split-content ul li i {
            position: absolute;
            left: 0;
            top: 10px;
            color: var(--brand);
        }

        /** scene list panel **/
        .scene-panel {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }

        .scene-panel h3 {
            font-size: 19px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .scene-panel-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .scene-panel-list li {
            padding: 10px 0 10px 26px;
            border-bottom: 1px solid var(--border-soft);
            position: relative;
            color: var(--text-main);
            font-size: 15px;
            line-height: 1.75;
        }

        .scene-panel-list li:last-child {
            border-bottom: 0;
        }

        .scene-panel-list li i {
            position: absolute;
            left: 0;
            top: 15px;
            color: var(--brand);
            font-size: 15px;
        }

        .scene-note {
            background: var(--accent-soft);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            font-size: 14px;
            color: var(--brand-dark);
            margin-top: 18px;
            line-height: 1.8;
        }

        /** process steps **/
        .process-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-card);
            padding: 1.4rem 1.4rem 1.6rem;
            height: 100%;
            transition: all .25s ease;
            text-align: left;
        }

        .process-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .process-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 28px;
            background: var(--brand);
            color: #fff;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 800;
            padding: 0 10px;
            margin-bottom: 14px;
            letter-spacing: .5px;
        }

        .process-card h4 {
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .process-card p {
            color: var(--text-secondary);
            font-size: 14.5px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /** FAQ **/
        .faq-wrap {
            max-width: 880px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            margin-bottom: 14px;
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .faq-item .accordion-button {
            background: transparent;
            border: 0;
            padding: 20px 24px;
            font-weight: 700;
            font-size: 16px;
            color: var(--text-main);
            border-radius: 0;
            box-shadow: none;
        }

        .faq-item .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }

        .faq-item .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--brand);
        }

        .faq-item .accordion-button::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            background-image: none;
            width: auto;
            height: auto;
            font-size: 14px;
            color: var(--brand);
            transition: transform .3s ease;
        }

        .faq-item .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }

        .faq-item .accordion-body {
            padding: 0 24px 22px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.9;
            border-top: 1px solid var(--border-soft);
            margin: 0 16px;
            padding-left: 0;
            padding-right: 0;
        }

        .faq-item .accordion-body p:last-child {
            margin-bottom: 0;
        }

        /** CTA **/
        .cta-block {
            background: var(--brand-dark);
            border-radius: 22px;
            padding: 46px 48px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-block::after {
            content: "\f005";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 180px;
            color: rgba(255, 255, 255, .06);
            position: absolute;
            right: 20px;
            bottom: -40px;
            transform: rotate(20deg);
        }

        .cta-block h2 {
            color: #fff;
            font-size: 28px;
            max-width: 600px;
        }

        .cta-block p {
            color: rgba(255, 255, 255, .82);
            max-width: 660px;
            font-size: 15.5px;
            margin: 10px 0 0;
        }

        .cta-actions {
            display: flex;
            gap: 10px;
            margin-top: 24px;
            position: relative;
            z-index: 2;
            flex-wrap: wrap;
        }

        /** category jump **/
        .cat-jump {
            padding: 70px 0 72px;
        }

        .jump-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            border-radius: 18px;
            overflow: hidden;
            border: 1px solid var(--border-soft);
            background: var(--card-bg);
            box-shadow: var(--shadow-card);
        }

        .jump-item {
            padding: 30px 24px;
            text-align: center;
            border-right: 1px solid var(--border-soft);
            transition: all .25s ease;
            background: #fff;
        }

        .jump-item:last-child {
            border-right: 0;
        }

        .jump-item i {
            font-size: 24px;
            color: var(--brand);
            margin-bottom: 12px;
            display: block;
        }

        .jump-item strong {
            font-size: 17px;
            display: block;
            color: var(--text-main);
            margin-bottom: 5px;
        }

        .jump-item small {
            display: block;
            color: var(--text-secondary);
            font-size: 13px;
            line-height: 1.7;
        }

        .jump-item:hover {
            background: var(--accent-soft);
            transform: translateY(-2px);
        }

        .jump-item.current {
            background: var(--brand);
            border-radius: 0;
        }

        .jump-item.current i,
        .jump-item.current strong,
        .jump-item.current small {
            color: #fff;
        }

        .jump-item.current:hover {
            background: var(--brand);
        }

        /** footer **/
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 0;
            border-top: 0;
        }

        .site-footer .footer-brand {
            color: #fff;
        }

        .site-footer .footer-brand:hover {
            color: #fff;
        }

        .footer-brand .logo-mark {
            background: rgba(255, 255, 255, .14);
            color: #fff;
        }

        .footer-desc {
            margin: 16px 0 0;
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            line-height: 1.8;
            max-width: 380px;
        }

        .site-footer h5 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: .4px;
        }

        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer ul li {
            margin-bottom: 9px;
        }

        .site-footer ul a,
        .footer-contact li {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            line-height: 1.7;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: all .2s ease;
        }

        .site-footer ul a:hover {
            color: #fff;
            padding-left: 2px;
        }

        .footer-contact li i {
            color: var(--accent);
            width: 15px;
            text-align: center;
        }

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            margin-top: 44px;
            padding: 18px 0;
        }

        .footer-bottom p {
            margin: 0;
            text-align: center;
            color: rgba(255, 255, 255, .45);
            font-size: 13px;
        }

        .footer-bottom .footer-domain {
            color: rgba(255, 255, 255, .7);
        }

        @media (max-width: 991.98px) {
            :root {
                --section-pad: 60px;
            }

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

            .jump-item {
                border-bottom: 1px solid var(--border-soft);
                border-right: 1px solid var(--border-soft);
            }

            .jump-item:nth-child(2n) {
                border-right: 0;
            }

            .jump-item:nth-child(n+3) {
                border-bottom: 0;
            }

            .navbar-collapse {
                margin-top: 12px;
                padding-top: 8px;
                border-top: 1px solid var(--border-soft);
            }

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

            .nav-main .nav-item:last-child {
                border-bottom: 0;
            }

            .nav-main .nav-link.active::after {
                display: none;
            }

            .nav-main .nav-link.active {
                background: var(--accent-soft);
            }

            .header-entry-btn {
                margin-top: 14px;
                margin-bottom: 6px;
                width: 100%;
            }
        }

        @media (max-width: 767.98px) {
            .cat-hero {
                padding: 64px 0 60px;
            }

            .cat-hero h1 {
                font-size: 30px;
            }

            .cat-hero .lead {
                font-size: 15.5px;
            }

            .section-title-wrap .section-title {
                font-size: 26px;
            }

            .split-feature,
            .split-feature.reverse {
                flex-direction: column;
                gap: 24px;
            }

            .split-img img {
                height: 220px;
            }

            .service-module-card {
                padding: 24px;
            }

            .cta-block {
                padding: 32px 26px;
            }

            .cta-block h2 {
                font-size: 23px;
            }

            .faq-item .accordion-button {
                font-size: 15px;
                padding: 18px 16px;
            }

            .faq-item .accordion-body {
                padding-bottom: 18px;
            }

            .footer-bottom p {
                line-height: 1.6;
                padding: 0 12px;
            }
        }

        @media (max-width: 575.98px) {
            .top-info .top-domain {
                font-size: 12px;
            }

            .top-info a {
                font-size: 12px;
            }

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

            .jump-item {
                border-right: 0;
                border-bottom: 1px solid var(--border-soft);
            }

            .jump-item:last-child {
                border-bottom: 0;
            }

            .brand-logo {
                font-size: 19px;
            }

            .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 15px;
                border-radius: 10px;
            }

            .page-footer-links {
                flex-direction: column;
                gap: 10px;
            }
        }

/* roulang page: category4 */
:root {
        --bg-page: #F6F4EF;
        --bg-card: #FFFFFF;
        --bg-soft: #EAF2EC;
        --text-main: #1C2B26;
        --text-sub: #65746E;
        --brand: #0B5E49;
        --brand-dark: #08392F;
        --brand-darker: #052F29;
        --brand-hover: #127A60;
        --accent: #C39A56;
        --border: #DCE5E0;
        --radius-lg: 18px;
        --radius-md: 14px;
        --radius-sm: 8px;
        --shadow: 0 6px 24px rgba(8, 57, 47, 0.06);
        --shadow-hover: 0 12px 32px rgba(8, 57, 47, 0.12);
        --transition: all .25s ease;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }
    body {
        margin: 0;
        font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        background: var(--bg-page);
        color: var(--text-main);
        font-size: 16px;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }
    img {
        max-width: 100%;
        display: block;
    }
    a {
        color: var(--brand);
        text-decoration: none;
        transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    a:hover {
        color: #0A7E62;
    }
    a:focus-visible,
    button:focus-visible {
        outline: 3px solid rgba(11, 94, 73, .35);
        outline-offset: 2px;
        border-radius: 6px;
    }
    .container {
        max-width: 1240px;
    }
    .topbar {
        background: var(--brand-darker);
        color: rgba(255, 255, 255, .88);
        font-size: 13px;
        line-height: 1.5;
        padding: 7px 0;
    }
    .topbar-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
    }
    .topbar-domain {
        font-weight: 500;
        letter-spacing: .2px;
        color: rgba(255, 255, 255, .9);
    }
    .topbar-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .topbar-actions a {
        color: rgba(255, 255, 255, .92);
        font-weight: 500;
        padding: 2px 0;
        border-bottom: 1px solid transparent;
    }
    .topbar-actions a:hover {
        color: #fff;
        border-bottom-color: rgba(255, 255, 255, .65);
    }
    .topbar-divider {
        width: 1px;
        height: 13px;
        background: rgba(255, 255, 255, .4);
    }
    .main-nav {
        background: #fff;
        border-bottom: 1px solid var(--border);
    }
    .main-nav .navbar {
        padding: 0;
        background: #fff;
        position: sticky;
        top: 0;
        z-index: 1030;
        box-shadow: 0 4px 20px rgba(0, 0, 0, .04);
    }
    .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        font-size: 22px;
        font-weight: 800;
        color: var(--brand-dark) !important;
        letter-spacing: .3px;
        padding: 16px 0;
        white-space: nowrap;
    }
    .logo-mark {
        width: 38px;
        height: 38px;
        border-radius: 11px;
        background: var(--brand);
        color: #fff;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 38px;
        font-size: 17px;
        box-shadow: 0 4px 12px rgba(11, 94, 73, .2);
    }
    .nav-main {
        gap: 4px;
    }
    .nav-main .nav-link {
        color: var(--text-main) !important;
        font-size: 15.5px;
        font-weight: 500;
        padding: 26px 15px 22px !important;
        position: relative;
        white-space: nowrap;
        border-bottom: 2px solid transparent;
    }
    .nav-main .nav-link:hover {
        color: var(--brand) !important;
    }
    .nav-main .nav-link.active {
        color: var(--brand) !important;
        font-weight: 600;
    }
    .nav-main .nav-link.active::after {
        content: "";
        position: absolute;
        left: 14px;
        right: 14px;
        bottom: -1px;
        height: 2px;
        background: var(--brand);
        border-radius: 2px;
    }
    .header-entry-btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--brand);
        color: #fff !important;
        font-size: 15px;
        font-weight: 600;
        padding: 10px 22px;
        border-radius: 10px;
        transition: var(--transition);
        box-shadow: 0 6px 16px rgba(11, 94, 73, .18);
        border: 1px solid transparent;
    }
    .header-entry-btn:hover {
        background: var(--brand-hover);
        color: #fff !important;
        transform: translateY(-2px);
        box-shadow: 0 10px 24px rgba(11, 94, 73, .22);
    }
    .navbar-toggler {
        border: 1px solid #C9D8D1;
        border-radius: 10px;
        padding: 6px 10px;
        background: #fff;
    }
    .navbar-toggler:focus {
        box-shadow: 0 0 0 3px rgba(11, 94, 73, .18);
        border-color: var(--brand);
    }
    .navbar-toggler-icon {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23083A2F' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .category-hero {
        background: linear-gradient(180deg, #E5EFE8 0%, #F6F4EF 100%);
        border-bottom: 1px solid var(--border);
        padding: 66px 0 58px;
        position: relative;
        overflow: hidden;
    }
    .category-hero::before {
        content: "";
        position: absolute;
        right: -120px;
        top: -120px;
        width: 380px;
        height: 380px;
        border-radius: 50%;
        background: rgba(11, 94, 73, .05);
        border: 42px solid rgba(195, 154, 86, .08);
    }
    .category-kicker {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: #fff;
        color: var(--brand);
        font-size: 14px;
        font-weight: 600;
        padding: 7px 16px;
        border-radius: 40px;
        border: 1px solid #C9DDD2;
        box-shadow: 0 2px 10px rgba(11, 94, 73, .06);
        margin-bottom: 20px;
        position: relative;
        z-index: 1;
    }
    .category-hero h1 {
        font-size: 42px;
        font-weight: 800;
        color: var(--brand-dark);
        margin-bottom: 18px;
        letter-spacing: -0.5px;
        position: relative;
        z-index: 1;
    }
    .category-hero .hero-intro {
        max-width: 860px;
        color: var(--text-sub);
        font-size: 17px;
        margin: 0;
        position: relative;
        z-index: 1;
    }
    .section-spaced {
        padding: 80px 0;
    }
    .section-plus {
        padding-top: 72px;
        padding-bottom: 76px;
    }
    .eyebrow {
        display: inline-block;
        color: var(--brand);
        background: var(--bg-soft);
        font-size: 13px;
        font-weight: 700;
        letter-spacing: 1.2px;
        padding: 5px 12px;
        border-radius: 6px;
        margin-bottom: 14px;
        text-transform: uppercase;
    }
    .section-heading h2 {
        font-size: 32px;
        font-weight: 800;
        color: var(--text-main);
        margin: 0 0 10px;
        letter-spacing: -.3px;
    }
    .section-heading .heading-note {
        color: var(--text-sub);
        font-size: 16px;
        margin: 34px 0 0;
        padding-left: 18px;
        border-left: 3px solid var(--accent);
    }
    .help-topics {
        background: var(--bg-card);
        border-bottom: 1px solid var(--border);
    }
    .topic-card {
        background: var(--bg-page);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 28px 28px 26px;
        height: 100%;
        transition: var(--transition);
        border-top: 4px solid var(--brand);
        box-shadow: var(--shadow);
    }
    .topic-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
    }
    .topic-card.icon-card {
        border-top: none;
    }
    .topic-icon {
        width: 48px;
        height: 48px;
        border-radius: 13px;
        background: var(--brand);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        margin-bottom: 18px;
        box-shadow: 0 6px 14px rgba(11, 94, 73, .2);
    }
    .topic-card h3 {
        font-size: 22px;
        font-weight: 700;
        margin-bottom: 12px;
        color: var(--text-main);
    }
    .topic-card p {
        color: var(--text-sub);
        font-size: 15.5px;
        margin-bottom: 16px;
    }
    .topic-points {
        list-style: none;
        margin: 0;
        padding: 14px 0 0;
        border-top: 1px solid var(--border);
    }
    .topic-points li {
        display: flex;
        gap: 10px;
        font-size: 15px;
        color: var(--text-main);
        padding: 8px 0;
        line-height: 1.7;
    }
    .topic-points li i {
        color: var(--brand);
        line-height: 1.7;
        flex: none;
    }
    .feature-block {
        padding: 80px 0;
        background: var(--bg-card);
    }
    .feature-row+.feature-row {
        margin-top: 72px;
    }
    .feature-media {
        position: relative;
    }
    .feature-media img {
        width: 100%;
        aspect-ratio: 16/10;
        object-fit: cover;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
    }
    .media-aux {
        position: absolute;
        left: 18px;
        bottom: 18px;
        background: rgba(5, 47, 41, .82);
        color: #fff;
        font-size: 13px;
        padding: 7px 14px;
        border-radius: 30px;
        backdrop-filter: blur(4px);
        border: 1px solid rgba(255, 255, 255, .18);
    }
    .feature-content {
        padding-left: 14px;
    }
    .feature-content h2,
    .note-feature h2 {
        font-size: 30px;
        font-weight: 800;
        color: var(--text-main);
        letter-spacing: -.3px;
        margin: 0 0 16px;
    }
    .feature-content p,
    .note-feature p {
        color: var(--text-sub);
        font-size: 16px;
        margin-bottom: 18px;
    }
    .feature-points {
        list-style: none;
        padding: 0;
        margin: 18px 0 0;
    }
    .feature-points li {
        display: flex;
        gap: 10px;
        padding: 7px 0;
        color: var(--text-main);
        font-size: 15.5px;
    }
    .feature-points li i {
        color: var(--accent);
        line-height: 1.8;
    }
    .guide-index {
        background: var(--bg-page);
        border-bottom: 1px solid var(--border);
    }
    .guide-panel {
        margin-top: 26px;
    }
    .guide-item {
        display: flex;
        gap: 22px;
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 24px 26px 24px 22px;
        margin-bottom: 14px;
        transition: var(--transition);
        box-shadow: var(--shadow);
    }
    .guide-item:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }
    .guide-num {
        font-family: "DIN Alternate", "Bahnschrift", "Arial Narrow", sans-serif;
        font-size: 28px;
        font-weight: 700;
        color: var(--brand);
        line-height: 1.2;
        flex: none;
        min-width: 40px;
        border-right: 2px solid var(--accent);
        padding-right: 18px;
        letter-spacing: 1px;
    }
    .guide-item h3 {
        font-size: 19px;
        font-weight: 700;
        margin: 0 0 6px;
        color: var(--text-main);
    }
    .guide-item p {
        color: var(--text-sub);
        font-size: 15px;
        margin: 0;
        max-width: 750px;
    }
    .safe-band {
        background: linear-gradient(135deg, #083A31 0%, #062D26 100%);
        color: #fff;
        padding: 68px 0;
        position: relative;
        overflow: hidden;
    }
    .safe-band::after {
        content: "";
        position: absolute;
        right: -100px;
        bottom: -220px;
        width: 420px;
        height: 420px;
        border-radius: 50%;
        border: 70px solid rgba(255, 255, 255, .03);
    }
    .safe-band .eyebrow {
        background: rgba(255, 255, 255, .12);
        color: #E9F4EE;
    }
    .safe-band h2 {
        color: #fff;
        font-size: 30px;
        font-weight: 800;
        margin-bottom: 28px;
    }
    .safe-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 22px;
        position: relative;
        z-index: 1;
    }
    .safe-grid .safe-item {
        background: rgba(255, 255, 255, .07);
        border: 1px solid rgba(255, 255, 255, .14);
        padding: 22px 20px;
        border-radius: var(--radius-lg);
        backdrop-filter: blur(3px);
    }
    .safe-item i {
        color: var(--accent);
        font-size: 21px;
        margin-bottom: 12px;
        display: block;
    }
    .safe-item h3 {
        font-size: 17px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 8px;
    }
    .safe-item p {
        color: rgba(255, 255, 255, .76);
        font-size: 14.5px;
        margin: 0;
    }
    .faq-section {
        background: var(--bg-page);
        padding: 80px 0;
    }
    .faq-stack {
        max-width: 920px;
        margin: 30px auto 0;
    }
    .faq-stack .accordion-item {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: 16px !important;
        margin-bottom: 14px;
        overflow: hidden;
        box-shadow: 0 4px 14px rgba(8, 57, 47, .05);
    }
    .faq-stack .accordion-button {
        background: var(--bg-card);
        color: var(--text-main);
        font-size: 17px;
        font-weight: 600;
        padding: 21px 24px;
        box-shadow: none;
        border-bottom: 1px solid transparent;
    }
    .faq-stack .accordion-button:not(.collapsed) {
        background: var(--bg-card);
        color: var(--brand);
        border-bottom-color: var(--border);
    }
    .faq-stack .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(11, 94, 73, .12);
    }
    .faq-stack .accordion-button::after {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B5E49'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        transform: scale(.9);
    }
    .faq-stack .accordion-button:not(.collapsed)::after {
        filter: none;
    }
    .faq-stack .accordion-body {
        padding: 8px 24px 22px;
        color: var(--text-sub);
        font-size: 15.5px;
        line-height: 1.85;
        border-top: 1px solid var(--bg-soft);
        background: var(--bg-card);
    }
    .cta-section {
        padding: 76px 0 80px;
        background: var(--bg-card);
        border-top: 1px solid var(--border);
    }
    .cta-inner {
        background: linear-gradient(135deg, #083A31 0%, #0B4B3C 100%);
        border-radius: 22px;
        padding: 52px 56px;
        color: #fff;
        position: relative;
        overflow: hidden;
        box-shadow: 0 20px 48px rgba(8, 57, 47, .22);
    }
    .cta-inner::before {
        content: "";
        position: absolute;
        right: -60px;
        top: -80px;
        width: 260px;
        height: 260px;
        background: rgba(255, 255, 255, .05);
        border-radius: 50%;
        border: 30px solid rgba(255, 255, 255, .03);
    }
    .cta-inner h2 {
        font-size: 30px;
        font-weight: 800;
        margin-bottom: 12px;
    }
    .cta-inner p {
        color: rgba(255, 255, 255, .78);
        max-width: 620px;
        margin-bottom: 0;
        font-size: 16px;
    }
    .cta-actions {
        display: flex;
        justify-content: flex-end;
        align-items: center;
        gap: 14px;
        flex-wrap: wrap;
        position: relative;
        z-index: 2;
    }
    .btn {
        border-radius: 10px;
        font-weight: 600;
        padding: 12px 26px;
        font-size: 15px;
        border: 1px solid transparent;
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }
    .btn:hover {
        transform: translateY(-2px);
    }
    .btn-primary-solid {
        background: #fff;
        color: var(--brand-dark) !important;
        border-color: #fff;
        box-shadow: 0 8px 18px rgba(0, 0, 0, .12);
    }
    .btn-primary-solid:hover {
        background: var(--bg-soft);
        border-color: var(--bg-soft);
        color: var(--brand-dark) !important;
        box-shadow: 0 12px 26px rgba(0, 0, 0, .16);
    }
    .btn-accent-outline {
        background: transparent;
        color: #fff !important;
        border-color: rgba(255, 255, 255, .55);
    }
    .btn-accent-outline:hover {
        background: rgba(255, 255, 255, .1);
        border-color: #fff;
        color: #fff !important;
    }
    .channel-strip {
        background: var(--bg-page);
        padding: 56px 0 64px;
        border-top: 1px solid var(--border);
    }
    .channel-strip .channel-title {
        color: var(--text-sub);
        font-size: 15px;
        letter-spacing: 1.5px;
        text-align: center;
        margin-bottom: 22px;
    }
    .channel-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 14px;
    }
    .channel-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        color: var(--text-main);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        font-size: 16px;
        font-weight: 600;
        padding: 16px 20px;
        transition: var(--transition);
        box-shadow: 0 3px 12px rgba(8, 57, 47, .04);
    }
    .channel-item i {
        color: var(--accent);
        font-size: 13px;
    }
    .channel-item:hover {
        border-color: var(--brand);
        color: var(--brand);
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }
    .channel-item.channel-current {
        background: var(--brand);
        border-color: var(--brand);
        color: #fff;
    }
    .channel-item.channel-current i {
        color: #fff;
    }
    .channel-item.channel-current:hover {
        background: var(--brand-hover);
        color: #fff;
    }
    .site-footer {
        background: var(--brand-darker);
        color: rgba(255, 255, 255, .78);
        border-top: 1px solid rgba(255, 255, 255, .06);
    }
    .footer-main {
        padding: 62px 0 34px;
    }
    .footer-main h5 {
        color: #fff;
        font-size: 17px;
        font-weight: 700;
        margin-bottom: 18px;
    }
    .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 21px;
        font-weight: 800;
        color: #fff;
        margin-bottom: 16px;
    }
    .footer-brand:hover {
        color: #EAF2EC;
    }
    .footer-desc {
        font-size: 14.5px;
        color: rgba(255, 255, 255, .6);
        max-width: 360px;
        margin-bottom: 0;
        line-height: 1.8;
    }
    .footer-links {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, .66);
        font-size: 14.5px;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }
    .footer-links a i {
        font-size: 11px;
        color: rgba(255, 255, 255, .36);
    }
    .footer-links a:hover {
        color: #fff;
    }
    .footer-links a:hover i {
        color: var(--accent);
    }
    .footer-contact {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-contact li {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 12px;
        font-size: 14.5px;
        color: rgba(255, 255, 255, .66);
    }
    .footer-contact li i {
        color: var(--accent);
        width: 18px;
        text-align: center;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, .08);
        padding: 18px 0;
    }
    .footer-bottom p {
        margin: 0;
        text-align: center;
        color: rgba(255, 255, 255, .5);
        font-size: 13.5px;
    }
    .footer-bottom .footer-domain {
        color: rgba(255, 255, 255, .55);
    }
    @media (max-width: 991.98px) {
        .nav-main {
            padding: 10px 0;
            gap: 0;
        }
        .nav-main .nav-link {
            padding: 13px 14px !important;
            border-bottom: 1px solid var(--border);
        }
        .nav-main .nav-link.active::after {
            left: auto;
            right: auto;
            width: 4px;
            height: auto;
            top: 10px;
            bottom: 10px;
        }
        .header-entry-btn {
            margin-top: 14px;
            justify-content: center;
        }
        .brand-logo {
            font-size: 20px;
            padding: 12px 0;
        }
        .category-hero {
            padding: 48px 0 42px;
        }
        .category-hero h1 {
            font-size: 34px;
        }
        .feature-block,
        .section-spaced,
        .faq-section,
        .cta-section {
            padding: 58px 0;
        }
        .cta-inner {
            padding: 36px 30px;
        }
        .cta-actions {
            justify-content: flex-start;
            margin-top: 22px;
        }
        .channel-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .safe-grid {
            grid-template-columns: 1fr;
            gap: 14px;
        }
        .section-heading .heading-note {
            margin-top: 12px;
        }
    }
    @media (max-width: 767.98px) {
        .category-hero h1 {
            font-size: 29px;
        }
        .category-hero .hero-intro {
            font-size: 16px;
        }
        .section-spaced {
            padding: 48px 0;
        }
        .feature-content {
            padding-left: 0;
            margin-top: 8px;
        }
        .feature-row+.feature-row {
            margin-top: 56px;
        }
        .guide-item {
            flex-direction: column;
            gap: 12px;
            padding: 20px;
        }
        .guide-num {
            padding-right: 0;
            border-right: none;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 8px;
            min-width: auto;
        }
        .cta-inner {
            padding: 30px 22px;
        }
        .cta-inner h2 {
            font-size: 24px;
        }
        .footer-main {
            padding-top: 46px;
        }
        .safe-item h3 {
            font-size: 16px;
        }
    }
    @media (max-width: 575.98px) {
        .topbar-inner {
            flex-direction: column;
            align-items: flex-start;
            gap: 3px;
            padding-top: 5px;
            padding-bottom: 5px;
        }
        .brand-logo {
            font-size: 18px;
        }
        .logo-mark {
            width: 34px;
            height: 34px;
            flex-basis: 34px;
            font-size: 15px;
        }
        .category-hero h1 {
            font-size: 26px;
            line-height: 1.45;
        }
        .feature-content h2,
        .safe-band h2,
        .section-heading h2 {
            font-size: 24px;
        }
        .channel-grid {
            grid-template-columns: 1fr;
        }
        .section-heading .heading-note {
            font-size: 15px;
        }
        .footer-main .col-lg-5,
        .footer-main .col-lg-2,
        .footer-main .col-lg-3 {
            margin-bottom: 22px;
        }
        .topbar-actions {
            font-size: 13px;
        }
    }