/* roulang page: index */
:root{
    --dark:#0d1020;
    --body:#f2f5fa;
    --card:#ffffff;
    --primary:#12e6af;
    --secondary:#7c5cf0;
    --warn:#ffb84d;
    --text-dark-title:#101828;
    --text-body:#3a4250;
    --text-muted:#7a8191;
    --text-on-dark:#f3f7fb;
    --border-light:#e6eaf1;
    --gradient:linear-gradient(135deg,#12e6af 0%,#7c5cf0 90%);
    --radius-lg:20px;
    --radius-card:14px;
    --radius-btn:10px;
    --radius-pill:999px;
    --shadow-card:0 10px 30px rgba(16,24,40,.06);
    --shadow-panel:0 18px 40px rgba(0,0,0,.22);
    --shadow-hover:0 14px 38px rgba(18,230,175,.14);
    --ease:all .24s ease;
}
html,body{
    box-sizing:border-box;
    margin:0;
    padding:0;
}
*,*::before,*::after{
    box-sizing:inherit;
}
body{
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    background:var(--body);
    color:var(--text-body);
    line-height:1.7;
    font-size:15.5px;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
}
a{
    color:inherit;
    text-decoration:none;
    transition:var(--ease);
}
a:hover{
    color:var(--primary);
}
img{
    max-width:100%;
    display:block;
}
button,input,select,textarea{
    font-family:inherit;
}
.container{
    max-width:1180px;
}
:focus-visible{
    outline:3px solid rgba(18,230,175,.42);
    outline-offset:3px;
    border-radius:6px;
}
.section{
    padding:72px 0;
}
.section-tight{
    padding:56px 0;
}
.bg-white{
    background:var(--card);
}
.bg-light-mist{
    background:var(--body);
}
.section-head{
    max-width:760px;
    margin-bottom:42px;
}
.section-head.center{
    margin-right:auto;
    margin-left:auto;
    text-align:center;
}
.section-kicker{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    font-weight:600;
    letter-spacing:.18em;
    color:var(--secondary);
    text-transform:uppercase;
    margin-bottom:10px;
}
.section-kicker::before{
    content:"";
    width:24px;
    height:2px;
    background:var(--gradient);
    border-radius:var(--radius-pill);
    display:inline-block;
}
.section-head.center .section-kicker::after{
    content:"";
    width:24px;
    height:2px;
    background:var(--gradient);
    border-radius:var(--radius-pill);
    display:inline-block;
}
.section-title{
    font-size:32px;
    font-weight:800;
    color:var(--text-dark-title);
    line-height:1.28;
    margin:0 0 14px;
    letter-spacing:.01em;
}
.section-desc{
    font-size:16px;
    color:var(--text-muted);
    margin:0;
}
.section-title .accent-text{
    background:var(--gradient);
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
}
.text-muted2{
    color:var(--text-muted);
}

/* ===== Header/Nav ===== */
.site-header{
    position:sticky;
    top:0;
    z-index:1080;
    background:var(--dark);
    border-bottom:2px solid transparent;
    border-image:var(--gradient) 1;
    box-shadow:0 8px 28px rgba(0,0,0,.24);
}
.site-header .navbar{
    min-height:72px;
    padding:0;
    background:var(--dark);
}
.header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding-top:6px;
    padding-bottom:6px;
}
.brand-wrap{
    display:inline-flex;
    align-items:center;
    gap:12px;
    min-width:0;
    color:var(--text-on-dark);
}
.brand-wrap:hover{
    color:var(--primary);
}
.brand-mark{
    width:40px;
    height:40px;
    flex:0 0 40px;
    border-radius:12px;
    background:var(--gradient);
    display:flex;
    align-items:center;
    justify-content:center;
    color:#08101f;
    font-size:22px;
    font-weight:900;
    box-shadow:0 8px 20px rgba(18,230,175,.24);
}
.brand-text{
    display:flex;
    flex-direction:column;
    line-height:1.2;
    color:#fff;
}
.brand-name{
    font-size:19px;
    font-weight:800;
    letter-spacing:.02em;
    white-space:nowrap;
}
.brand-sub{
    font-size:11px;
    color:rgba(255,255,255,.55);
    letter-spacing:.12em;
}
.header-nav .nav-item{
    margin:0 2px;
}
.header-nav .nav-link{
    position:relative;
    display:block;
    padding:12px 16px;
    color:rgba(243,247,251,.78);
    font-size:15px;
    font-weight:500;
    border-radius:10px 10px 0 0;
}
.header-nav .nav-link:hover{
    color:#fff;
}
.header-nav .nav-link.active,
.header-nav .nav-link[aria-current="page"]{
    color:var(--primary);
    font-weight:600;
    box-shadow:inset 0 -3px 0 var(--primary);
}
.brand-cta{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    min-width:118px;
    padding:11px 20px;
    border-radius:var(--radius-btn);
    background:var(--gradient);
    color:#08101f;
    font-weight:700;
    font-size:15px;
    border:0;
    white-space:nowrap;
}
.brand-cta:hover{
    color:#08101f;
    box-shadow:0 10px 24px rgba(18,230,175,.28);
    transform:translateY(-1px);
}
.navbar-toggler{
    border:none;
    width:46px;
    height:46px;
    padding:0;
    border-radius:8px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:5px;
    background:rgba(255,255,255,.06);
}
.toggler-bar{
    width:20px;
    height:2px;
    border-radius:4px;
    background:#fff;
    transition:var(--ease);
}
.navbar-toggler[aria-expanded="true"] .toggler-bar:first-child{
    transform:translateY(7px) rotate(45deg);
}
.navbar-toggler[aria-expanded="true"] .toggler-bar:nth-child(2){
    opacity:0;
}
.navbar-toggler[aria-expanded="true"] .toggler-bar:last-child{
    transform:translateY(-7px) rotate(-45deg);
}
@media (max-width:991.98px){
    .header-nav{
        padding:16px 0 22px;
    }
    .header-nav .nav-link{
        padding:10px 12px;
        border-radius:8px;
        font-size:16px;
    }
    .header-nav .nav-link.active{
        box-shadow:inset 4px 0 0 var(--primary);
        background:rgba(18,230,175,.08);
    }
    .header-nav .brand-cta{
        margin-top:10px;
        width:100%;
    }
}

/* ===== Hero ===== */
.hero{
    position:relative;
    min-height:72vh;
    display:flex;
    align-items:center;
    color:var(--text-on-dark);
    background:
        linear-gradient(100deg,rgba(13,16,32,.96) 14%,rgba(13,16,32,.78) 60%,rgba(18,230,175,.18) 100%),
        url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
    padding:92px 0 84px;
    overflow:hidden;
}
.hero .container{
    position:relative;
    z-index:2;
}
.hero-copy{
    position:relative;
    z-index:3;
}
.hero-badges{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-bottom:22px;
}
.badge-chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    background:rgba(18,230,175,.12);
    border:1px solid rgba(18,230,175,.35);
    color:var(--primary);
    font-size:12px;
    font-weight:600;
    padding:5px 12px;
    border-radius:var(--radius-pill);
    letter-spacing:.03em;
}
.badge-chip .bi{
    font-size:13px;
}
.badge-chip.secondary{
    background:rgba(124,92,240,.14);
    border-color:rgba(124,92,240,.42);
    color:#c1b0ff;
}
.hero-title{
    font-size:clamp(1.65rem,2.6vw,2.6rem);
    font-weight:800;
    line-height:1.3;
    letter-spacing:.01em;
    color:#fff;
    max-width:640px;
    margin:0 0 18px;
}
.hero-title .highlight{
    background:var(--gradient);
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
    font-weight:800;
}
.hero-sub{
    max-width:560px;
    font-size:16.5px;
    line-height:1.8;
    color:rgba(243,247,251,.82);
    margin:0 0 30px;
}
.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-bottom:28px;
}
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    border-radius:var(--radius-btn);
    font-weight:600;
    transition:var(--ease);
    border:0;
    line-height:1.4;
}
.btn-brand{
    background:var(--gradient);
    color:#08101f;
    padding:12px 26px;
    font-size:15px;
    font-weight:700;
    box-shadow:0 8px 24px rgba(18,230,175,.22);
}
.btn-brand:hover{
    color:#08101f;
    transform:translateY(-2px);
    box-shadow:0 12px 32px rgba(18,230,175,.32);
}
.btn-lg{
    padding:13px 30px;
    font-size:16px;
}
.btn-outline-brand{
    background:transparent;
    color:var(--text-on-dark);
    border:1px solid rgba(18,230,175,.5);
    padding:12px 26px;
    font-size:15px;
}
.btn-outline-brand:hover{
    background:var(--gradient);
    border-color:transparent;
    color:#08101f;
    box-shadow:0 10px 26px rgba(18,230,175,.24);
    transform:translateY(-2px);
}
.btn-outline-dark{
    border:1px solid rgba(16,24,40,.18);
    color:var(--text-dark-title);
    background:#fff;
}
.btn-outline-dark:hover{
    border-color:var(--primary);
    color:var(--primary);
    background:rgba(18,230,175,.06);
}
.hero-note{
    display:flex;
    flex-wrap:wrap;
    gap:16px 22px;
    color:rgba(243,247,251,.72);
    font-size:13px;
}
.hero-note span{
    display:inline-flex;
    align-items:center;
    gap:6px;
}
.hero-note .bi{
    color:var(--primary);
}
.hero-visual{
    position:relative;
    margin:0;
    border-radius:26px;
    overflow:hidden;
    box-shadow:0 24px 70px rgba(0,0,0,.36);
    border:1px solid rgba(255,255,255,.1);
}
.hero-visual img{
    width:100%;
    height:420px;
    object-fit:cover;
}
.visual-float{
    position:absolute;
    left:18px;
    bottom:18px;
    right:18px;
    padding:14px 18px;
    background:rgba(13,16,32,.72);
    border:1px solid rgba(255,255,255,.12);
    border-radius:16px;
    color:var(--text-on-dark);
    display:flex;
    align-items:center;
    gap:12px;
    backdrop-filter:none;
    font-size:14px;
}
.visual-float i{
    font-size:22px;
    color:var(--primary);
}
.visual-float small{
    display:block;
    font-size:12px;
    color:rgba(255,255,255,.64);
}
.hero-count{
    position:absolute;
    top:20px;
    right:20px;
    background:rgba(18,230,175,.14);
    border:1px solid rgba(18,230,175,.35);
    backdrop-filter:none;
    border-radius:var(--radius-pill);
    color:var(--primary);
    font-size:13px;
    padding:7px 14px;
    display:flex;
    align-items:center;
    gap:6px;
    font-weight:600;
}
@media (max-width:991.98px){
    .hero{
        padding-top:72px;
        padding-bottom:64px;
    }
    .hero-visual{
        margin-top:34px;
    }
    .hero-visual img{
        height:260px;
    }
}

/* ===== Service status strip ===== */
.quick-strip{
    position:relative;
    z-index:5;
    background:var(--card);
    border-bottom:1px solid var(--border-light);
    box-shadow:var(--shadow-card);
}
.quick-strip-inner{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:16px 26px;
    padding:18px 0;
}
.quick-item{
    display:flex;
    align-items:center;
    gap:10px;
    color:var(--text-body);
}
.quick-icon{
    width:42px;
    height:42px;
    border-radius:12px;
    background:linear-gradient(135deg,rgba(18,230,175,.14),rgba(124,92,240,.14));
    color:var(--secondary);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:19px;
}
.quick-item strong{
    display:block;
    color:var(--text-dark-title);
    font-size:14px;
    line-height:1.3;
}
.quick-item small{
    font-size:13px;
    color:var(--text-muted);
}

/* ===== Sections ===== */
.step-box{
    background:url('/assets/images/backpic/back-2.webp') no-repeat center center / cover;
    background-color:#f8fafc;
}
.step-panel{
    background:rgba(255,255,255,.92);
    border:1px solid rgba(255,255,255,.75);
    border-radius:24px;
    box-shadow:var(--shadow-panel);
    padding:42px 40px;
}
.flow-list{
    max-width:920px;
    margin:0 auto;
    position:relative;
    padding:0;
    list-style:none;
}
.flow-list::before{
    content:"";
    position:absolute;
    left:22px;
    top:28px;
    bottom:24px;
    width:2px;
    background:linear-gradient(to bottom,var(--primary),var(--secondary));
    border-radius:var(--radius-pill);
    opacity:.45;
}
.flow-item{
    position:relative;
    padding:0 0 30px 66px;
}
.flow-item:last-child{
    padding-bottom:0;
}
.flow-dot{
    position:absolute;
    left:0;
    top:0;
    width:46px;
    height:46px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:var(--gradient);
    color:#fff;
    font-weight:700;
    font-size:15px;
    border-radius:50%;
    box-shadow:0 10px 22px rgba(18,230,175,.24);
}
.flow-content{
    background:#fff;
    border:1px solid var(--border-light);
    border-radius:14px;
    padding:18px 20px;
    box-shadow:var(--shadow-card);
    transition:var(--ease);
}
.flow-content:hover{
    box-shadow:var(--shadow-hover);
    transform:translateX(4px);
    border-color:rgba(18,230,175,.3);
}
.flow-title{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:10px;
    margin-bottom:6px;
}
.flow-title h3{
    font-size:16.5px;
    font-weight:700;
    color:var(--text-dark-title);
    margin:0;
}
.flow-title .tag{
    font-size:12px;
    color:var(--secondary);
    background:rgba(124,92,240,.08);
    border:1px solid rgba(124,92,240,.16);
    border-radius:var(--radius-pill);
    padding:3px 10px;
}
.flow-content p{
    margin:0 0 9px;
    font-size:14px;
    color:var(--text-muted);
    line-height:1.75;
}
.flow-link{
    display:inline-flex;
    align-items:center;
    gap:5px;
    font-size:13px;
    font-weight:600;
    color:var(--primary);
}
.flow-link i{
    transition:transform .2s ease;
}
.flow-link:hover i{
    transform:translateX(4px);
}

/* ===== Feature bento ===== */
.bento-card{
    position:relative;
    display:block;
    height:100%;
    border-radius:20px;
    overflow:hidden;
    background:var(--card);
    border:1px solid var(--border-light);
    box-shadow:var(--shadow-card);
    transition:var(--ease);
}
.bento-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-hover);
    border-color:rgba(18,230,175,.34);
}
.bento-media{
    position:relative;
    min-height:220px;
    display:flex;
    align-items:flex-end;
}
.bento-media img{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
}
.bento-mask{
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,rgba(13,16,32,.02) 30%,rgba(13,16,32,.86) 100%);
}
.bento-badge{
    position:relative;
    z-index:2;
    margin:16px;
    background:rgba(13,16,32,.55);
    border:1px solid rgba(255,255,255,.22);
    color:#fff;
    font-size:12px;
    padding:6px 12px;
    border-radius:var(--radius-pill);
    display:inline-flex;
    align-items:center;
    gap:6px;
}
.bento-text{
    padding:20px 22px 22px;
}
.bento-text h3{
    font-size:17px;
    font-weight:700;
    color:var(--text-dark-title);
    margin-bottom:6px;
}
.bento-text p{
    font-size:14px;
    color:var(--text-muted);
    line-height:1.75;
    margin:0;
}
.bento-link{
    margin-top:16px;
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-weight:600;
    font-size:14px;
    color:var(--primary);
}
.tone-card{
    background:linear-gradient(135deg,#171a2e,#0d1020 84%);
    border:1px solid rgba(255,255,255,.08);
    color:#fff;
    border-radius:20px;
    box-shadow:var(--shadow-panel);
    padding:26px;
    height:100%;
    display:flex;
    flex-direction:column;
    justify-content:space-between;
}
.tone-card i{
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:24px;
    color:#0d1020;
    background:var(--gradient);
    width:50px;
    height:50px;
    border-radius:14px;
    margin-bottom:18px;
}
.tone-card h3{
    color:#fff;
    font-size:18px;
    font-weight:700;
    margin:0 0 10px;
}
.tone-card p{
    color:rgba(243,247,251,.68);
    font-size:14px;
    line-height:1.75;
    margin:0 0 18px;
}
.tone-card .meta-note{
    color:var(--primary);
    font-size:13px;
    font-weight:600;
}
.split-stack{
    display:flex;
    flex-direction:column;
    height:100%;
    gap:16px;
}
.mini-panel{
    background:var(--card);
    border:1px solid var(--border-light);
    border-radius:20px;
    padding:24px;
    flex:1;
    transition:var(--ease);
    box-shadow:var(--shadow-card);
}
.mini-panel:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);
}
.mini-top{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    margin-bottom:12px;
}
.mini-top .mini-ico{
    width:46px;
    height:46px;
    border-radius:12px;
    background:linear-gradient(135deg,rgba(18,230,175,.16),rgba(124,92,240,.14));
    display:flex;
    align-items:center;
    justify-content:center;
    color:var(--secondary);
    font-size:20px;
}
.mini-top .status{
    font-size:12px;
    color:rgba(18,230,175,.88);
    background:rgba(18,230,175,.1);
    padding:4px 10px;
    border-radius:var(--radius-pill);
    font-weight:600;
}
.mini-panel h3{
    font-size:16px;
    font-weight:700;
    color:var(--text-dark-title);
}
.mini-panel p{
    font-size:13.5px;
    color:var(--text-muted);
    margin:0;
}

/* ===== Tier pricing ===== */
.tier-card{
    display:flex;
    flex-direction:column;
    height:100%;
    background:#fff;
    border:1px solid var(--border-light);
    border-radius:20px;
    padding:28px 26px;
    box-shadow:var(--shadow-card);
    transition:var(--ease);
    position:relative;
}
.tier-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-hover);
}
.tier-popular{
    background:linear-gradient(145deg,#11142a,#0d1020 82%);
    color:#fff;
    border:1px solid rgba(18,230,175,.3);
    box-shadow:0 20px 50px rgba(13,16,32,.22);
}
.tier-popular:hover{
    box-shadow:0 22px 56px rgba(18,230,175,.18);
}
.popular-tag{
    position:absolute;
    top:-13px;
    left:24px;
    background:var(--gradient);
    color:#08101f;
    padding:5px 14px;
    border-radius:var(--radius-pill);
    font-size:12px;
    font-weight:700;
}
.tier-top{
    border-bottom:1px solid rgba(255,255,255,.12);
    padding-bottom:18px;
    margin-bottom:18px;
}
.tier-card:not(.tier-popular) .tier-top{
    border-bottom-color:var(--border-light);
}
.tier-name{
    font-size:17px;
    font-weight:700;
    color:var(--text-dark-title);
    margin:0 0 6px;
}
.tier-popular .tier-name{
    color:#fff;
}
.tier-label{
    font-size:13px;
    color:var(--text-muted);
}
.tier-popular .tier-label{
    color:rgba(243,247,251,.65);
}
.tier-desc{
    font-size:14px;
    margin-bottom:16px;
}
.tier-popular .tier-desc{
    color:rgba(243,247,251,.72);
}
.tier-list{
    list-style:none;
    padding:0;
    margin:0 0 24px;
}
.tier-list li{
    display:flex;
    gap:9px;
    align-items:flex-start;
    padding:7px 0;
    font-size:14px;
    color:var(--text-body);
}
.tier-popular .tier-list li{
    color:rgba(243,247,251,.8);
}
.tier-list i{
    color:var(--primary);
    font-size:14px;
    margin-top:3px;
    flex:0 0 auto;
}
.tier-popular .tier-list i{
    color:var(--primary);
}
.tier-cta{
    margin-top:auto;
    display:block;
    text-align:center;
}

/* ===== FAQ ===== */
.faq-row{
    max-width:900px;
    margin:0 auto;
}
.faq-item{
    border:1px solid var(--border-light);
    border-radius:14px;
    overflow:hidden;
    margin-bottom:14px;
    background:#fff;
    box-shadow:none;
    transition:var(--ease);
}
.faq-item:has(.accordion-button:not(.collapsed)){
    border-color:rgba(18,230,175,.35);
    box-shadow:var(--shadow-card);
}
.accordion-button{
    font-size:15.5px;
    font-weight:600;
    color:var(--text-dark-title);
    background:#fff;
    padding:18px 22px;
    border:0;
    box-shadow:none;
}
.accordion-button:not(.collapsed){
    color:var(--text-dark-title);
    background:#fff;
    box-shadow:inset 0 3px 0 var(--primary);
}
.accordion-button:focus{
    box-shadow:inset 0 3px 0 var(--primary);
}
.accordion-button::after{
    background-image:none;
    content:"\F282";
    font-family:"bootstrap-icons";
    font-size:18px;
    color:var(--primary);
    width:auto;
    height:auto;
}
.accordion-button:not(.collapsed)::after{
    background-image:none;
    transform:none;
    content:"\F286";
}
.accordion-body{
    padding:0 22px 20px;
    color:var(--text-muted);
    font-size:14.5px;
    line-height:1.85;
}

/* ===== CTA / signup ===== */
.cta-panel{
    position:relative;
    border-radius:24px;
    overflow:hidden;
    background:
        linear-gradient(105deg,rgba(13,16,32,.94),rgba(13,16,32,.78)),
        url('/assets/images/backpic/back-2.webp') no-repeat center center / cover;
    color:#fff;
    padding:64px 56px;
    box-shadow:var(--shadow-panel);
}
.cta-title{
    font-size:30px;
    font-weight:800;
    color:#fff;
    line-height:1.3;
    margin:0 0 14px;
}
.cta-desc{
    color:rgba(243,247,251,.72);
    font-size:15.5px;
    margin-bottom:26px;
    max-width:460px;
}
.cta-data{
    display:flex;
    flex-wrap:wrap;
    gap:12px 20px;
    margin-bottom:26px;
}
.cta-data-item{
    display:flex;
    flex-direction:column;
    gap:2px;
}
.cta-data-item strong{
    font-size:18px;
    color:var(--primary);
    font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
}
.cta-data-item span{
    font-size:12.5px;
    color:rgba(255,255,255,.55);
}
.official-form{
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.14);
    border-radius:18px;
    padding:26px;
}
.official-form .form-control{
    background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.14);
    color:#fff;
    border-radius:10px;
    padding:12px 14px;
    font-size:14.5px;
}
.official-form .form-control:focus{
    background:rgba(255,255,255,.14);
    border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(18,230,175,.22);
    color:#fff;
}
.official-form .form-control::placeholder{
    color:rgba(255,255,255,.48);
}
.official-form select.form-control option{
    color:var(--text-dark-title);
    background:#fff;
}
.official-form label{
    font-size:13px;
    color:rgba(255,255,255,.72);
    margin-bottom:6px;
}
.form-muted{
    font-size:12.5px;
    color:rgba(255,255,255,.5);
    margin-top:10px;
}
@media (max-width:767.98px){
    .cta-panel{
        padding:38px 20px;
    }
}

/* ===== News / cms list ===== */
.news-card-item{
    display:flex;
    flex-direction:column;
    background:#fff;
    border:1px solid var(--border-light);
    border-radius:18px;
    overflow:hidden;
    height:100%;
    box-shadow:var(--shadow-card);
    transition:var(--ease);
}
.news-card-item:hover{
    transform:translateY(-5px);
    box-shadow:var(--shadow-hover);
    border-color:rgba(18,230,175,.32);
}
.news-thumb{
    position:relative;
    height:180px;
    overflow:hidden;
    background:#dce2ec;
}
.news-thumb img{
    position:absolute;
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .4s ease;
}
.news-card-item:hover .news-thumb img{
    transform:scale(1.05);
}
.news-cat{
    position:absolute;
    left:14px;
    top:14px;
    background:rgba(13,16,32,.68);
    color:var(--primary);
    padding:4px 10px;
    border-radius:var(--radius-pill);
    font-size:12px;
    font-weight:600;
    border:1px solid rgba(18,230,175,.35);
}
.news-body{
    display:flex;
    flex-direction:column;
    flex:1;
    padding:20px;
}
.news-title{
    font-size:16px;
    font-weight:700;
    color:var(--text-dark-title);
    line-height:1.45;
    margin-bottom:8px;
}
.news-summary{
    color:var(--text-muted);
    font-size:13.5px;
    line-height:1.75;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    flex:1;
}
.news-meta{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    margin-top:16px;
    padding-top:14px;
    border-top:1px solid var(--border-light);
}
.news-date{
    font-size:12px;
    color:var(--text-muted);
    display:inline-flex;
    align-items:center;
    gap:5px;
}
.news-more{
    font-weight:600;
    font-size:13px;
    color:var(--primary);
    display:inline-flex;
    align-items:center;
    gap:4px;
}
.news-empty{
    text-align:center;
    padding:58px 20px;
    background:#fff;
    border:1px dashed rgba(16,24,40,.16);
    border-radius:20px;
    color:var(--text-muted);
}
.news-empty i{
    font-size:38px;
    color:var(--secondary);
    opacity:.7;
}
.news-empty h3{
    margin-top:16px;
    font-size:18px;
    color:var(--text-dark-title);
    font-weight:600;
}

/* ===== Footer ===== */
.site-footer{
    background:var(--dark);
    color:rgba(243,247,251,.66);
    border-top:2px solid transparent;
    border-image:var(--gradient) 1;
    padding-top:64px;
    padding-bottom:0;
}
.footer-inner{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr 1.2fr;
    gap:36px 40px;
    padding-bottom:44px;
}
.footer-brand-title{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:20px;
    font-weight:800;
    color:#fff;
    margin:0 0 14px;
}
.footer-brand-title i{
    font-size:24px;
    color:var(--primary);
}
.footer-desc{
    font-size:14px;
    line-height:1.8;
    margin-bottom:22px;
    max-width:320px;
}
.footer-domain{
    font-size:12.5px;
    color:rgba(255,255,255,.34);
    font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
}
.footer-title{
    color:#fff;
    font-size:15px;
    font-weight:700;
    margin:0 0 16px;
}
.footer-links{
    list-style:none;
    padding:0;
    margin:0;
    display:flex;
    flex-direction:column;
    gap:10px;
}
.footer-links a{
    font-size:14px;
    color:rgba(255,255,255,.6);
    display:inline-flex;
    align-items:center;
    gap:5px;
}
.footer-links a:hover{
    color:var(--primary);
}
.footer-contact-item{
    display:flex;
    gap:10px;
    align-items:flex-start;
    margin-bottom:14px;
    font-size:14px;
    color:rgba(255,255,255,.6);
}
.footer-contact-item i{
    color:var(--primary);
    margin-top:4px;
}
.copyright{
    border-top:1px solid rgba(255,255,255,.08);
    padding:18px 0;
    text-align:center;
    font-size:13px;
    color:rgba(255,255,255,.38);
}
.copyright a{
    color:rgba(255,255,255,.48);
}
.copyright a:hover{
    color:var(--primary);
}
@media (max-width:991.98px){
    .footer-inner{
        grid-template-columns:1fr 1fr;
    }
}
@media (max-width:575.98px){
    .footer-inner{
        grid-template-columns:1fr;
    }
}

/* ===== responsive refine ===== */
@media (max-width:767.98px){
    .section{
        padding:48px 0;
    }
    .section-title{
        font-size:25px;
    }
    .step-panel{
        padding:22px 14px;
    }
    .flow-list::before{
        left:17px;
    }
    .flow-item{
        padding-left:52px;
    }
    .flow-dot{
        width:36px;
        height:36px;
        font-size:13px;
    }
    .tier-card{
        margin-bottom:8px;
    }
    .quick-strip-inner{
        padding:14px 0;
    }
}
.text-line-2{
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}

/* roulang page: article */
:root {
            --bg-dark: #0d1020;
            --bg-deep: #151a2e;
            --bg-body: #f2f5fa;
            --bg-card: #ffffff;
            --primary: #12e6af;
            --secondary: #7c5cf0;
            --warn: #ffb84d;
            --title-dark: #101828;
            --text-main: #39424f;
            --text-muted: #7a8191;
            --border-light: #e6ebf2;
            --border-line: rgba(255, 255, 255, 0.08);
            --grad-brand: linear-gradient(135deg, #12e6af 0%, #7c5cf0 90%);
            --dark-text: #f3f7fb;
            --radius-xl: 24px;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 10px 30px rgba(16, 24, 40, 0.06);
            --shadow-deep: 0 18px 40px rgba(0, 0, 0, 0.22);
            --shadow-hover: 0 14px 38px rgba(12, 230, 175, 0.14);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
            --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace;
            --section-space: 72px;
            --container-max: 1180px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-sans);
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.75;
            padding-top: 72px;
            overflow-x: hidden;
            text-rendering: optimizeLegibility;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            display: block;
            vertical-align: middle;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all .25s ease;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
        }

        button {
            border: none;
            background: none;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1200px) {
            .container {
                max-width: var(--container-max);
            }
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1090;
            background: var(--bg-dark);
            box-shadow: 0 10px 36px rgba(0, 0, 0, 0.28);
        }

        .site-header::after {
            content: "";
            display: block;
            height: 2px;
            background: var(--grad-brand);
            background-size: 200% 100%;
            transform: translateY(-1px);
        }

        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }

        .site-header .header-inner {
            min-height: 72px;
            flex-wrap: nowrap;
            align-items: center;
        }

        .brand-wrap {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--grad-brand);
            color: #08111f;
            font-size: 21px;
            box-shadow: 0 8px 22px rgba(18, 230, 175, 0.22);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1;
        }

        .brand-name {
            color: var(--dark-text);
            font-size: 20px;
            font-weight: 800;
            letter-spacing: 0.015em;
        }

        .brand-sub {
            margin-top: 5px;
            color: rgba(243, 247, 251, 0.55);
            font-size: 11px;
            letter-spacing: 0.14em;
        }

        .brand-wrap:hover .brand-name {
            color: var(--primary);
            text-shadow: 0 0 18px rgba(18, 230, 175, 0.45);
        }

        .header-nav {
            gap: 2px;
        }

        .header-nav .nav-item {
            padding: 0 2px;
        }

        .header-nav .nav-link {
            color: rgba(243, 247, 251, 0.78);
            font-size: 15px;
            font-weight: 500;
            padding: 9px 16px !important;
            border-radius: 10px;
            position: relative;
            line-height: 1.6;
            transition: color .2s ease, background .2s ease;
        }

        .header-nav .nav-link:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.04);
        }

        .header-nav .nav-link.active {
            color: var(--primary);
            background: rgba(18, 230, 175, 0.08);
            box-shadow: inset 0 -2px 0 0 var(--primary), 0 0 18px rgba(18, 230, 175, 0.08);
        }

        .brand-cta {
            font-size: 15px;
            font-weight: 700;
            color: #08111f;
            background: var(--grad-brand);
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            border: 1px solid transparent;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            box-shadow: 0 10px 26px rgba(18, 230, 175, 0.2);
            transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
        }

        .brand-cta i {
            font-size: 15px;
        }

        .brand-cta:hover,
        .brand-cta:focus {
            color: #07101d;
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(18, 230, 175, 0.32);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.2);
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 10px;
            outline: none !important;
            box-shadow: none !important;
        }

        .navbar-toggler .toggler-bar {
            display: block;
            width: 20px;
            height: 2px;
            border-radius: 10px;
            background: #ffffff;
        }

        .brand-cta:focus,
        .header-nav .nav-link:focus,
        .nav-link:focus-visible {
            outline: 2px solid rgba(18, 230, 175, 0.5);
            outline-offset: 3px;
        }

        .breadcrumb-bar {
            background: #ffffff;
            border-bottom: 1px solid var(--border-light);
            padding: 13px 0;
            font-size: 13px;
            color: var(--text-muted);
        }

        .breadcrumb-nav ol {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
            margin-bottom: 0;
        }

        .breadcrumb-nav li {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb-nav a {
            color: #566070;
            padding: 2px 0;
        }

        .breadcrumb-nav a:hover {
            color: #06b98a;
        }

        .breadcrumb-nav .separator {
            color: #aab0bd;
            font-size: 1.05rem;
            line-height: 1;
        }

        .breadcrumb-nav .current {
            color: #111827;
            font-weight: 600;
            max-width: 520px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            display: inline-block;
            vertical-align: bottom;
        }

        .post-page {
            padding: 48px 0;
        }

        .post-wrap {
            max-width: 1040px;
            margin: 0 auto;
        }

        .post-head {
            text-align: center;
            max-width: 880px;
            margin: 0 auto 30px;
        }

        .post-head .post-meta-list {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 12px;
            margin-bottom: 14px;
        }

        .post-head .meta-pill {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 12px;
            color: #3f485a;
            background: #edf2f8;
            border: 1px solid #e0e7ef;
            border-radius: 999px;
            padding: 5px 13px;
            letter-spacing: 0.02em;
            transition: border-color .2s;
        }

        .post-head .meta-pill:hover {
            border-color: var(--primary);
        }

        .post-head .meta-pill .bi {
            color: #0baa87;
            font-size: 13px;
        }

        .post-title {
            margin: 0 0 12px;
            font-size: clamp(1.6rem, 3vw, 2.45rem);
            font-weight: 800;
            line-height: 1.32;
            color: var(--title-dark);
            letter-spacing: -0.01em;
            word-break: break-word;
        }

        .post-meta-line {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .post-meta-line span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .post-meta-line .bi {
            color: #8491a5;
        }

        .post-cover {
            margin: 30px 0 0;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-deep);
            background: #e8eef5;
            position: relative;
        }

        .post-cover img {
            width: 100%;
            height: auto;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

        .post-cover figcaption {
            background: rgba(13, 16, 32, 0.88);
            color: rgba(255, 255, 255, 0.82);
            font-size: 13px;
            padding: 10px 16px;
            text-align: center;
            letter-spacing: 0.02em;
        }

        .post-content {
            background: #ffffff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: clamp(22px, 4vw, 48px);
            margin: 34px auto 0;
            max-width: 880px;
        }

        .post-content .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: #2c3643;
            word-break: break-word;
        }

        .article-body p {
            margin: 0 0 1.2em;
        }

        .article-body h2 {
            font-size: clamp(1.2rem, 2.2vw, 1.6rem);
            font-weight: 800;
            color: #101828;
            margin: 1.8em 0 0.8em;
            padding-left: 16px;
            border-left: 4px solid transparent;
            border-image: var(--grad-brand) 1;
            border-radius: 4px;
            position: relative;
        }

        .article-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #1d2733;
            margin: 1.6em 0 0.7em;
        }

        .article-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #333d4c;
            margin: 1.3em 0 0.6em;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 1.3em;
            padding-left: 1.5em;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body li {
            margin-bottom: 0.45em;
            padding-left: 0.2em;
        }

        .article-body blockquote {
            margin: 1.6em 0;
            padding: 14px 20px;
            background: #f1f5fa;
            border-left: 4px solid var(--primary);
            border-radius: 10px;
            color: #526071;
            font-style: normal;
        }

        .article-body blockquote p {
            margin: 0;
        }

        .article-body a {
            color: #0a9f7d;
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .article-body a:hover {
            color: #7c5cf0;
        }

        .article-body img {
            width: 100%;
            height: auto;
            border-radius: 14px;
            margin: 18px 0;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.6em 0;
            border-radius: 12px;
            overflow: hidden;
            font-size: 14px;
        }

        .article-body table th,
        .article-body table td {
            border: 1px solid #e5eaf1;
            padding: 12px 14px;
            text-align: left;
        }

        .article-body table th {
            background: #f4f7fb;
            color: #1e2835;
            font-weight: 700;
        }

        .article-body table tr:nth-child(even) {
            background: #fafbfd;
        }

        .article-body hr {
            margin: 2.2em 0;
            border: 0;
            height: 1px;
            background: linear-gradient(90deg, rgba(18, 230, 175, 0.2), rgba(124, 92, 240, 0.2));
        }

        .post-guide {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            max-width: 880px;
            margin: 30px auto 0;
        }

        .post-guide-item {
            border: 1px dashed #d5dde8;
            background: #ffffff;
            border-radius: var(--radius-md);
            padding: 16px 20px;
            display: flex;
            flex-direction: column;
            gap: 5px;
            min-height: 78px;
            justify-content: center;
            color: #a7adba;
            cursor: default;
        }

        .post-guide-item .post-guide-label {
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #9aa4b4;
        }

        .post-guide-item .post-guide-text {
            font-size: 15px;
            font-weight: 500;
        }

        .post-guide-item.disabled {
            opacity: 0.7;
        }

        .related-section {
            max-width: 1080px;
            margin: 40px auto 0;
        }

        .related-title {
            text-align: center;
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--title-dark);
            margin-bottom: 24px;
            letter-spacing: -0.01em;
        }

        .related-empty {
            background: #ffffff;
            border: 1px dashed #d4dce7;
            border-radius: var(--radius-lg);
            text-align: center;
            padding: 50px 24px;
            color: var(--text-muted);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 14px;
        }

        .related-empty .empty-icon {
            width: 58px;
            height: 58px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(18, 230, 175, 0.1);
            color: #0a9f7d;
            font-size: 28px;
            margin-bottom: 4px;
        }

        .related-empty p {
            margin: 0;
            font-size: 15px;
        }

        .related-empty .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #08111f;
            background: var(--grad-brand);
            border-radius: var(--radius-btn);
            padding: 10px 20px;
            border: 1px solid transparent;
            font-weight: 700;
            font-size: 15px;
            box-shadow: 0 10px 22px rgba(18, 230, 175, 0.2);
        }

        .related-empty .btn-back-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(18, 230, 175, 0.32);
        }

        .missing-section {
            padding: 96px 20px;
        }

        .missing-card {
            max-width: 640px;
            margin: 0 auto;
            background: #ffffff;
            border-radius: var(--radius-xl);
            border: 1px dashed #d5dde8;
            text-align: center;
            padding: 50px 34px 44px;
            box-shadow: var(--shadow-card);
        }

        .missing-card .missing-icon {
            width: 76px;
            height: 76px;
            margin: 0 auto 18px;
            border-radius: 24px;
            background: rgba(18, 230, 175, 0.1);
            color: #0a9f7d;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 36px;
        }

        .missing-card h1 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--title-dark);
            margin: 0 0 10px;
        }

        .missing-card p {
            color: var(--text-muted);
            margin: 0 0 22px;
        }

        .btn-dialog {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--grad-brand);
            border-radius: var(--radius-btn);
            color: #08111f;
            padding: 11px 22px;
            font-weight: 700;
            font-size: 15px;
            border: 1px solid transparent;
            box-shadow: 0 10px 24px rgba(18, 230, 175, 0.18);
        }

        .btn-dialog:hover,
        .btn-dialog:focus {
            color: #07101d;
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(18, 230, 175, 0.32);
            outline: none;
        }

        .site-footer {
            background: var(--bg-dark);
            color: rgba(243, 247, 251, 0.72);
            margin-top: 40px;
            position: relative;
        }

        .site-footer::before {
            content: "";
            display: block;
            height: 2px;
            background: var(--grad-brand);
        }

        .site-footer .footer-inner {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
            gap: 44px;
            padding: 66px 0 52px;
        }

        .footer-brand-title {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #ffffff;
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .footer-brand-title i {
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--grad-brand);
            color: #08111f;
            font-size: 18px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.9;
            color: rgba(243, 247, 251, 0.58);
            margin: 0 0 14px;
            max-width: 300px;
        }

        .footer-domain {
            font-family: var(--font-mono);
            font-size: 12px;
            padding: 6px 12px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-line);
            color: rgba(255, 255, 255, 0.55);
            display: inline-block;
        }

        .footer-title {
            font-size: 14px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 16px;
            letter-spacing: 0.05em;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(243, 247, 251, 0.66);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 2px 0;
        }

        .footer-links a i {
            font-size: 12px;
            color: var(--primary);
            opacity: 0.65;
            transition: transform .2s ease;
        }

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

        .footer-links a:hover i {
            transform: translateX(4px);
            opacity: 1;
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 14px;
            font-size: 14px;
            line-height: 1.6;
            color: rgba(243, 247, 251, 0.66);
        }

        .footer-contact-item i {
            color: var(--primary);
            font-size: 16px;
            margin-top: 2px;
        }

        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            font-size: 13px;
            color: rgba(243, 247, 251, 0.42);
        }

        .copyright .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
        }

        .copyright a {
            color: rgba(243, 247, 251, 0.62);
        }

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

        @media (max-width: 991.98px) {
            body {
                padding-top: 64px;
            }

            .site-header .navbar {
                min-height: 64px;
            }

            .site-header .header-inner {
                min-height: 64px;
            }

            .brand-mark {
                width: 38px;
                height: 38px;
                font-size: 19px;
            }

            .brand-name {
                font-size: 18px;
            }

            .brand-sub {
                font-size: 10px;
            }

            .navbar-collapse {
                position: fixed;
                top: 0;
                right: 0;
                height: 100vh;
                width: min(340px, 86%);
                background: var(--bg-dark);
                margin: 0;
                padding: 100px 26px 30px;
                border-left: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: -18px 0 40px rgba(0, 0, 0, 0.35);
                z-index: 1080;
                overflow-y: auto;
                transform: translateX(105%);
                transition: transform .3s ease;
            }

            .navbar-collapse.show {
                transform: translateX(0);
            }

            .header-nav {
                width: 100%;
                gap: 6px;
                margin: 0 0 24px;
            }

            .header-nav .nav-link {
                display: block;
                width: 100%;
                padding: 13px 16px !important;
                color: rgba(255, 255, 255, 0.82);
                font-size: 15px;
                border-radius: 12px;
            }

            .header-nav .nav-link.active {
                background: rgba(18, 230, 175, 0.08);
                color: var(--primary);
            }

            .header-nav .nav-item {
                padding: 0;
            }

            .brand-cta {
                width: 100%;
                justify-content: center;
                padding: 13px 18px;
                position: relative;
                z-index: 1095;
            }

            .navbar-toggler {
                z-index: 1099;
                margin-left: auto;
            }

            .footer-inner {
                grid-template-columns: 1fr 1fr;
                padding: 52px 0 42px;
                gap: 30px;
            }
        }

        @media (max-width: 767.98px) {
            :root {
                --section-space: 48px;
            }

            .post-page {
                padding: 34px 0;
            }

            .post-content {
                padding: 22px 18px;
                border-radius: 16px;
                margin-top: 24px;
            }

            .article-body {
                font-size: 15px;
            }

            .post-guide {
                grid-template-columns: 1fr;
                gap: 10px;
                margin-top: 20px;
            }

            .post-meta-line {
                gap: 9px 12px;
                font-size: 12px;
            }

            .post-head .post-meta-list {
                gap: 8px;
            }

            .breadcrumb-nav .current {
                max-width: 220px;
            }

            .missing-section {
                padding: 48px 0;
            }

            .missing-card {
                padding: 38px 22px;
            }
        }

        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .brand-sub {
                display: none;
            }

            .post-title {
                font-size: 1.45rem;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 26px;
                padding: 44px 0 34px;
            }

            .copyright .container {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid rgba(18, 230, 175, 0.55);
            outline-offset: 3px;
        }

/* roulang page: category1 */
:root {
            --bg-dark: #0d1020;
            --bg-body: #f2f5fa;
            --bg-card: #ffffff;
            --primary: #12e6af;
            --secondary: #7c5cf0;
            --warn: #ffb84d;
            --text-title: #101828;
            --text-body: #3a4250;
            --text-weak: #7a8191;
            --border-light: #e5ebf2;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 10px 30px rgba(16, 24, 40, .06);
            --shadow-dark: 0 18px 40px rgba(0, 0, 0, .22);
            --shadow-glow: 0 14px 38px rgba(18, 230, 175, .14);
            --brand-gradient: linear-gradient(135deg, #12e6af 0%, #7c5cf0 90%);
            --space-section: 72px;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
            --font-mono: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
        }

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

        html {
            scroll-padding-top: 90px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            background: var(--bg-body);
            letter-spacing: .02em;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease, box-shadow .2s ease, transform .2s ease;
        }

        a:hover {
            color: #0bc99f;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1180px;
        }

        .section-block {
            padding: var(--space-section) 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-title);
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .section-intro {
            color: var(--text-weak);
            font-size: 1rem;
            max-width: 660px;
            margin-bottom: 34px;
        }

        .text-brand-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 800;
        }

        /* ====== Buttons ====== */
        .btn {
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            padding: 10px 22px;
            border: 1px solid transparent;
            transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
        }

        .btn-brand {
            background: var(--brand-gradient);
            color: #07130f;
            border: 1px solid rgba(18, 230, 175, .7);
        }

        .btn-brand:hover,
        .btn-brand:focus {
            color: #07130f;
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(18, 230, 175, .3);
        }

        .btn-brand-light {
            background: var(--primary);
            color: #07130f;
            border-color: var(--primary);
        }

        .btn-brand-light:hover,
        .btn-brand-light:focus {
            background: #0bc999;
            border-color: #0bc999;
            color: #07130f;
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(18, 230, 175, .35);
        }

        .btn-outline-neon {
            background: transparent;
            border: 1px solid rgba(18, 230, 175, .8);
            color: #12e6af;
        }

        .btn-outline-neon:hover,
        .btn-outline-neon:focus {
            background: var(--brand-gradient);
            color: #07130f;
            border-color: transparent;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(124, 92, 240, .2);
        }

        .btn-dark-panel {
            background: #14192a;
            border-color: #14192a;
            color: var(--primary);
        }

        .btn-dark-panel:hover {
            background: #000;
            border-color: var(--primary);
            color: #12e6af;
            transform: translateY(-2px);
        }

        .btn-outline-light-soft {
            background: transparent;
            border-color: rgba(255, 255, 255, .6);
            color: #fff;
        }

        .btn-outline-light-soft:hover {
            background: rgba(255, 255, 255, .12);
            color: #fff;
        }

        .btn-lg {
            padding: 14px 30px;
        }

        /* ====== Header Nav ====== */
        .site-header {
            background: var(--bg-dark);
            position: sticky;
            top: 0;
            z-index: 1030;
            box-shadow: 0 6px 20px rgba(0, 0, 0, .28);
            border-bottom: 2px solid transparent;
            border-image: var(--brand-gradient) 1;
        }

        .site-header .header-inner {
            min-height: 72px;
        }

        .brand-wrap {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            line-height: 1.2;
        }

        .brand-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            color: #07130f;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .brand-text {
            display: inline-flex;
            flex-direction: column;
        }

        .brand-name {
            font-size: 20px;
            font-weight: 800;
            color: #f5f8fc;
            letter-spacing: .01em;
        }

        .brand-sub {
            font-size: 11px;
            color: rgba(255, 255, 255, .5);
            letter-spacing: .08em;
        }

        .brand-wrap:hover .brand-name {
            color: var(--primary);
            text-shadow: 0 0 12px rgba(18, 230, 175, .55);
        }

        .header-nav .nav-link {
            color: #d4dce6;
            font-weight: 600;
            font-size: 15px;
            padding: 8px 16px;
            border-radius: 8px;
            position: relative;
        }

        .header-nav .nav-link:hover {
            color: #fff;
        }

        .header-nav .nav-link.active {
            color: var(--primary);
        }

        .header-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 30px;
            box-shadow: 0 0 12px rgba(18, 230, 175, .45);
        }

        .brand-cta {
            background: var(--brand-gradient);
            color: #07130f;
            font-weight: 700;
            border-radius: var(--radius-sm);
            padding: 9px 20px;
            border: 0;
        }

        .brand-cta:hover {
            background: var(--primary);
            color: #07130f;
            transform: translateY(-2px);
            box-shadow: 0 12px 22px rgba(18, 230, 175, .35);
        }

        .navbar-toggler {
            border: 0;
            box-shadow: none;
            padding: 4px 8px;
        }

        .toggler-bar {
            display: block;
            width: 24px;
            height: 2px;
            margin: 5px 0;
            background: #fff;
            border-radius: 2px;
            transition: transform .2s;
        }

        @media (max-width: 991.98px) {
            .site-header .header-inner {
                min-height: 64px;
            }
            .header-nav {
                padding: 14px 0;
            }
            .header-nav .nav-link {
                padding: 13px 8px;
                font-size: 16px;
            }
            .header-nav .nav-link.active::after {
                left: 10px;
            }
            .brand-cta {
                width: 100%;
                text-align: center;
                margin-top: 14px;
                margin-bottom: 18px;
            }
            .navbar-collapse {
                background: #12162a;
                border-radius: 0 0 16px 16px;
                padding: 0 16px;
            }
        }

        /* ====== Hero ====== */
        .page-hero {
            padding: 78px 0 88px;
            position: relative;
            background: linear-gradient(115deg, rgba(13, 16, 32, .95) 0%, rgba(18, 24, 53, .92) 45%, rgba(33, 20, 66, .82) 100%),
                url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
            color: #f3f7fb;
            overflow: hidden;
        }

        .page-hero::after {
            content: "";
            position: absolute;
            width: 320px;
            height: 320px;
            right: -80px;
            bottom: -100px;
            background: radial-gradient(circle, rgba(124, 92, 240, .3), transparent 65%);
            pointer-events: none;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(18, 230, 175, .12);
            border: 1px solid rgba(18, 230, 175, .3);
            color: var(--primary);
            border-radius: 999px;
            font-size: 13px;
            padding: 5px 14px;
            margin-bottom: 14px;
            letter-spacing: .04em;
        }

        .page-hero h1 {
            font-size: clamp(2rem, 2.8vw, 2.6rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.28;
            margin-bottom: 14px;
            letter-spacing: .01em;
        }

        .page-hero h1 .gradient-text {
            background: linear-gradient(120deg, #12e6af, #a78bfa);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline;
        }

        .page-hero .hero-lead {
            color: rgba(255, 255, 255, .82);
            max-width: 520px;
            font-size: 16px;
            margin-bottom: 26px;
        }

        .hero-stat-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 22px;
            margin-top: 20px;
        }

        .hero-stat-item {
            font-size: 13px;
            color: #fff;
        }

        .hero-stat-item i {
            color: var(--primary);
            margin-right: 6px;
        }

        .hero-visual {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            background: #1b2038;
            transform: perspective(900px) rotateY(-3deg);
            max-width: 510px;
        }

        .hero-visual img {
            width: 100%;
            display: block;
            min-height: 300px;
            object-fit: cover;
        }

        .hero-visual-caption {
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 18px;
            background: rgba(6, 9, 19, .58);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, .14);
            color: #fff;
            border-radius: 14px;
            padding: 12px 16px;
            font-size: 14px;
        }

        .float-badge {
            position: absolute;
            left: 18px;
            top: 18px;
            background: var(--brand-gradient);
            color: #07130f;
            font-weight: 700;
            border-radius: 999px;
            padding: 7px 15px;
            font-size: 13px;
            box-shadow: 0 8px 22px rgba(18, 230, 175, .3);
        }

        @media (max-width: 991.98px) {
            .page-hero {
                padding: 60px 0;
            }
            .page-hero .hero-visual {
                margin-top: 32px;
                transform: none;
            }
        }

        /* ====== Service / Bento ====== */
        .section-head {
            margin-bottom: 32px;
        }

        .eyebrow-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(18, 230, 175, .08);
            border: 1px solid rgba(18, 230, 175, .28);
            color: #0ba57f;
            font-weight: 700;
            font-size: 12px;
            border-radius: 999px;
            padding: 4px 12px;
            margin-bottom: 12px;
        }

        .bento-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
        }

        .bento-card {
            grid-column: span 3;
            background: #fff;
            border-radius: 20px;
            padding: 30px 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(229, 235, 242, .9);
            position: relative;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .bento-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-glow);
            border-color: rgba(18, 230, 175, .55);
        }

        .bento-card.tile-xl {
            grid-column: span 6;
            background: linear-gradient(140deg, #0d1020 0%, #191533 68%, #222047 100%);
            color: #f3f7fb;
            border: 0;
            overflow: hidden;
        }

        .bento-card.tile-xl::before {
            content: "";
            position: absolute;
            right: -50px;
            top: -50px;
            width: 160px;
            height: 160px;
            background: radial-gradient(circle, rgba(18, 230, 175, .35), transparent 65%);
            border-radius: 50%;
        }

        .bento-card.tile-wide {
            grid-column: span 6;
        }

        .bento-icon {
            width: 50px;
            height: 50px;
            border-radius: 13px;
            background: #eafdf6;
            color: #0d9978;
            display: grid;
            place-items: center;
            font-size: 23px;
            margin-bottom: 16px;
        }

        .tile-xl .bento-icon {
            background: rgba(18, 230, 175, .13);
            color: var(--primary);
            border: 1px solid rgba(18, 230, 175, .18);
        }

        .bento-card h3 {
            font-size: 19px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 8px;
        }

        .tile-xl h3 {
            color: #fff;
        }

        .bento-card p {
            font-size: 14px;
            color: var(--text-weak);
            margin-bottom: 14px;
            line-height: 1.8;
        }

        .tile-xl p {
            color: rgba(255, 255, 255, .75);
        }

        .bento-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #0ba57f;
            font-weight: 700;
            font-size: 14px;
        }

        .bento-link i {
            transition: transform .25s ease;
        }

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

        .tile-xl .bento-link {
            color: var(--primary);
        }

        @media (max-width: 991.98px) {
            .bento-card,
            .bento-card.tile-xl,
            .bento-card.tile-wide {
                grid-column: span 12;
            }
        }

        @media (max-width: 575.98px) {
            .bento-grid {
                gap: 16px;
            }
            .bento-card {
                padding: 24px 20px;
            }
        }

        /* ====== Service Info Strip ====== */
        .info-panel {
            border-radius: 24px;
            background: var(--bg-dark);
            color: #fff;
            padding: 48px 44px;
            background-image: radial-gradient(circle at 85% 10%, rgba(124, 92, 240, .24), transparent 35%),
                linear-gradient(135deg, rgba(13, 16, 32, .98), rgba(21, 19, 43, .99));
            position: relative;
            overflow: hidden;
        }

        .info-graphic {
            position: absolute;
            right: -40px;
            bottom: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            border: 2px dashed rgba(18, 230, 175, .2);
        }

        .info-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 34px;
            position: relative;
            z-index: 2;
        }

        .info-item {
            border-left: 2px solid rgba(18, 230, 175, .5);
            padding-left: 18px;
        }

        .info-item .num {
            font-family: var(--font-mono);
            color: var(--primary);
            font-size: 13px;
            letter-spacing: .12em;
        }

        .info-item h3 {
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            margin: 8px 0 6px;
        }

        .info-item p {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .info-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }
        }

        /* ====== Process ====== */
        .process-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 12px;
        }

        .process-item {
            background: #fff;
            border-radius: 18px;
            padding: 26px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .process-item .step-index {
            position: absolute;
            top: -12px;
            right: 18px;
            font-size: 40px;
            font-weight: 800;
            line-height: 1;
            color: rgba(18, 230, 175, .16);
        }

        .process-icon {
            width: 54px;
            height: 54px;
            background: #eafdf6;
            color: #0d9978;
            font-size: 22px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
        }

        .process-item h3 {
            font-size: 17px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 6px;
        }

        .process-item p {
            font-size: 14px;
            color: var(--text-weak);
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .process-wrap {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 575.98px) {
            .process-wrap {
                grid-template-columns: 1fr;
            }
        }

        /* ====== CTA banner ====== */
        .cta-banner {
            border-radius: 24px;
            background: linear-gradient(120deg, rgba(18, 230, 175, .98), rgba(124, 92, 240, .95)),
                url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
            color: #0a0f0b;
            padding: 44px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            box-shadow: 0 18px 40px rgba(0, 0, 0, .12);
        }

        .cta-banner h2 {
            margin: 0 0 8px;
            font-weight: 800;
            font-size: 26px;
            color: #0a0f0b;
        }

        .cta-banner p {
            margin: 0;
            color: #0a0f0b;
            opacity: .85;
        }

        .btn-ink {
            background: #0a0f0b;
            color: #fff;
        }

        .btn-ink:hover {
            background: #000;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, .16);
        }

        @media (max-width: 767.98px) {
            .cta-banner {
                flex-direction: column;
                align-items: flex-start;
                padding: 32px 26px;
            }
        }

        /* ====== FAQ ====== */
        .custom-accordion {
            --bs-accordion-border-width: 0;
        }

        .custom-accordion .accordion-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
        }

        .custom-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-top: 3px solid var(--primary);
        }

        .custom-accordion .accordion-button {
            border-radius: 14px;
            background: #fff;
            font-weight: 700;
            color: var(--text-title);
            font-size: 16px;
            padding: 18px 24px;
            box-shadow: none;
        }

        .custom-accordion .accordion-button:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(18, 230, 175, .14);
        }

        .custom-accordion .accordion-button::after {
            opacity: .6;
        }

        .custom-accordion .accordion-body {
            color: var(--text-body);
            padding: 4px 24px 20px;
            font-size: 14px;
            line-height: 1.9;
        }

        @media (max-width: 575.98px) {
            .custom-accordion .accordion-button {
                font-size: 15px;
                padding: 16px 18px;
            }
        }

        /* ====== Bottom CTA card ====== */
        .final-cta {
            background: #fff;
            border-radius: 24px;
            padding: 52px;
            box-shadow: var(--shadow-card);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .final-cta::before {
            content: "";
            position: absolute;
            left: -50px;
            top: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(18, 230, 175, .18), transparent 65%);
        }

        .final-cta h2 {
            font-weight: 800;
            color: var(--text-title);
            font-size: 30px;
            margin-bottom: 12px;
        }

        .final-cta p {
            font-size: 15px;
            color: #7a8191;
            max-width: 600px;
            margin: 0 auto 26px;
        }

        @media (max-width: 575.98px) {
            .final-cta {
                padding: 32px 24px;
            }
        }

        /* ====== Footer ====== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 2px solid transparent;
            border-image: var(--brand-gradient) 1;
            color: rgba(255, 255, 255, .75);
            padding-top: 56px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 34px;
        }

        .footer-brand-title {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand-title i {
            background: var(--brand-gradient);
            border-radius: 9px;
            width: 30px;
            height: 30px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #07130f;
        }

        .footer-desc {
            font-size: 13px;
            line-height: 1.8;
            margin: 14px 0 16px;
            color: rgba(255, 255, 255, .64);
        }

        .footer-domain {
            font-family: var(--font-mono);
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
            border: 1px solid rgba(255, 255, 255, .16);
            border-radius: 8px;
            display: inline-block;
            padding: 4px 12px;
        }

        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin: 12px 0 16px;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .65);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
        }

        .footer-links a i {
            margin-right: 4px;
            font-size: 12px;
            color: rgba(18, 230, 175, .4);
        }

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

        .footer-contact-item {
            display: flex;
            gap: 8px;
            font-size: 13px;
            margin-bottom: 14px;
            color: rgba(255, 255, 255, .68);
        }

        .footer-contact-item i {
            color: var(--primary);
            font-size: 16px;
            margin-top: 2px;
        }

        .copyright {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 18px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
            text-align: center;
        }

        .copyright a {
            color: rgba(255, 255, 255, .7);
        }

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

        @media (max-width: 991.98px) {
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 575.98px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 10px;
            }
        }

        /* ====== Utilities ====== */
        .text-accent {
            color: var(--primary);
        }

        .bg-soft-layer {
            background: #eef4fb;
        }

        .divider-dot i {
            display: inline-block;
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--primary);
        }

        ::focus-visible {
            outline: 3px solid rgba(18, 230, 175, .45);
            outline-offset: 2px;
        }

        section {
            scroll-margin-top: 90px;
        }

/* roulang page: category2 */
:root {
            --bg-dark: #0d1020;
            --bg-body: #f2f5fa;
            --bg-card: #ffffff;
            --bg-muted: #eef2f8;
            --primary: #12e6af;
            --primary-soft: rgba(18, 230, 175, .12);
            --secondary: #7c5cf0;
            --warn: #ffb84d;
            --text-deep: #f3f7fb;
            --title-color: #101828;
            --body-color: #3a4250;
            --muted-color: #7a8191;
            --border-color: #e2e8f0;
            --brand-gradient: linear-gradient(135deg, #12e6af 0%, #7c5cf0 100%);
            --radius-xl: 28px;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 10px 30px rgba(16, 24, 40, .06);
            --shadow-hover: 0 14px 38px rgba(18, 230, 175, .14);
            --shadow-dark: 0 18px 40px rgba(0, 0, 0, .22);
        }

        html {
            scroll-behavior: smooth;
        }

        * {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-size: 16px;
            line-height: 1.8;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
            color: var(--body-color);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease, background-color .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
        }

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            color: var(--title-color);
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 14px;
        }

        p {
            margin: 0 0 1rem;
        }

        ul,
        ol {
            padding-left: 1.2rem;
        }

        .container {
            max-width: 1180px;
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1180px;
            }
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(18, 230, 175, .45);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: var(--bg-dark);
            min-height: 72px;
            border-bottom: 2px solid var(--bg-dark);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .18);
        }

        .site-header::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 2px;
            background: var(--brand-gradient);
            z-index: 10;
        }

        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            gap: 20px;
            position: relative;
        }

        .brand-wrap {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            background: var(--brand-gradient);
            color: #0b0d18;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            box-shadow: 0 0 0 5px rgba(18, 230, 175, .08);
        }

        .brand-mark i {
            line-height: 1;
        }

        .brand-text {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-name {
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: .02em;
        }

        .brand-wrap:hover .brand-name {
            color: var(--primary);
            text-shadow: 0 0 18px rgba(18, 230, 175, .45);
        }

        .brand-sub {
            font-size: 11px;
            color: #8a94a7;
            letter-spacing: .26em;
            margin-top: 4px;
        }

        .header-nav .nav-item {
            margin: 0 4px;
        }

        .header-nav .nav-link {
            color: #eaeef7;
            font-weight: 600;
            font-size: 15px;
            padding: 7px 14px !important;
            border-radius: 8px;
            position: relative;
            display: inline-flex;
            align-items: center;
            transition: color .2s ease, background .2s ease, box-shadow .2s ease;
        }

        .header-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(18, 230, 175, .06);
        }

        .header-nav .nav-link.active {
            color: var(--primary);
        }

        .header-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            box-shadow: 0 0 14px rgba(18, 230, 175, .85);
        }

        .btn {
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-size: 15px;
            border: 0;
        }

        .brand-cta {
            background: var(--brand-gradient);
            color: #07100d;
            font-weight: 700;
            box-shadow: 0 8px 22px rgba(18, 230, 175, .18);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 24px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: transform .22s ease, box-shadow .22s ease;
        }

        .brand-cta:hover {
            color: #101828;
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(18, 230, 175, .28);
        }

        .navbar-toggler {
            border: 0;
            padding: 8px 10px;
            background: transparent;
            display: inline-flex;
            flex-direction: column;
            gap: 5px;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            border: 0;
            background: rgba(255, 255, 255, .08);
        }

        .toggler-bar {
            width: 24px;
            height: 2px;
            display: block;
            background: var(--primary);
            border-radius: 4px;
            transition: transform .2s;
        }

        .section {
            padding: 76px 0;
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 44px;
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-head.left {
            margin-left: 0;
            text-align: left;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .16em;
            color: #0fb889;
            background: rgba(18, 230, 175, .1);
            padding: 7px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }

        .section-head h2,
        .section-title {
            font-size: clamp(1.55rem, 2vw, 2.2rem);
            font-weight: 800;
        }

        .section-head p,
        .section-desc {
            font-size: 16px;
            color: var(--muted-color);
            margin: 0;
            line-height: 1.9;
        }

        .page-hero {
            position: relative;
            color: #fff;
            padding: 112px 0 76px;
            overflow: hidden;
            background-color: var(--bg-dark);
            background-image: url("/assets/images/backpic/back-2.webp");
            background-size: cover;
            background-position: center center;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(7, 10, 20, .97) 0%, rgba(7, 10, 20, .92) 38%, rgba(124, 92, 240, .16) 100%);
            z-index: 1;
        }

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

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            background: rgba(18, 230, 175, .1);
            border: 1px solid rgba(18, 230, 175, .2);
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            padding: 7px 15px;
            margin-bottom: 22px;
        }

        .page-title {
            color: #fff;
            font-size: clamp(1.7rem, 2.9vw, 2.8rem);
            font-weight: 800;
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .page-title span {
            color: var(--primary);
        }

        .hero-text {
            color: #d3d8e5;
            font-size: 17px;
            line-height: 1.9;
            max-width: 600px;
            margin-bottom: 26px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }

        .btn-brand {
            background: var(--brand-gradient);
            color: #07100d;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            box-shadow: 0 10px 24px rgba(18, 230, 175, .22);
            border: 0;
        }

        .btn-brand:hover {
            color: #101828;
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(18, 230, 175, .32);
        }

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .55);
            color: #fff;
            background: transparent;
            padding: 11px 24px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-radius: var(--radius-sm);
        }

        .btn-outline-light:hover {
            color: #101828;
            background: var(--primary);
            border-color: var(--primary);
        }

        .hero-points {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hero-points li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #bfc6d6;
            font-size: 14px;
        }

        .hero-points li i {
            color: var(--primary);
            font-size: 18px;
        }

        .hero-card {
            position: relative;
            border-radius: var(--radius-xl);
            border: 1px solid rgba(255, 255, 255, .12);
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            background: #131726;
        }

        .hero-card img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .hero-card-caption {
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 16px;
            border-radius: var(--radius-md);
            background: rgba(8, 10, 20, .82);
            border: 1px solid rgba(18, 230, 175, .22);
            padding: 14px 18px;
            color: #e9edf7;
            backdrop-filter: blur(10px);
        }

        .hero-card-caption strong {
            font-size: 18px;
            color: #fff;
            display: block;
        }

        .hero-card-caption span {
            font-size: 14px;
            color: #a6b0c3;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            color: #475467;
            background: #f1f3f7;
            border: 1px solid #e8ecf2;
        }

        .tag-primary {
            color: #047a62;
            background: rgba(18, 230, 175, .1);
            border-color: rgba(18, 230, 175, .2);
        }

        .tag-purple {
            color: #5d3ccf;
            background: rgba(124, 92, 240, .1);
            border-color: rgba(124, 92, 240, .18);
        }

        .tag-warn {
            color: #9c5b00;
            background: rgba(255, 184, 77, .12);
            border-color: rgba(255, 184, 77, .28);
        }

        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            padding: 36px 30px;
            height: 100%;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            border-color: rgba(18, 230, 175, .45);
            box-shadow: 0 18px 42px rgba(18, 230, 175, .13);
        }

        .feature-card-icon {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(18, 230, 175, .14), rgba(124, 92, 240, .14));
            color: #078566;
            font-size: 24px;
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
        }

        .feature-card p {
            color: var(--muted-color);
            font-size: 15px;
            margin-bottom: 0;
        }

        .section-updates {
            background: var(--bg-muted);
        }

        .update-list {
            display: grid;
            gap: 20px;
        }

        .update-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 26px 28px;
            display: grid;
            grid-template-columns: 116px 1fr auto;
            align-items: center;
            gap: 26px;
            box-shadow: var(--shadow-card);
            transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
        }

        .update-item:hover {
            transform: translateY(-3px);
            border-color: rgba(18, 230, 175, .4);
            box-shadow: 0 16px 36px rgba(16, 24, 40, .08);
        }

        .update-mark {
            width: 112px;
            height: 100px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, #12e6af, #7c5cf0);
            color: #101820;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            font-weight: 700;
            box-shadow: 0 10px 22px rgba(18, 230, 175, .2);
        }

        .update-mark strong {
            font-size: 24px;
            line-height: 1.1;
            color: #07100d;
        }

        .update-mark span {
            font-size: 12px;
            opacity: .85;
            font-weight: 600;
        }

        .update-main h3 {
            font-size: 20px;
            margin-bottom: 6px;
        }

        .update-main p {
            color: var(--muted-color);
            font-size: 15px;
            margin-bottom: 10px;
        }

        .update-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .update-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            color: #078566;
            white-space: nowrap;
        }

        .update-link .arrow-circle {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(18, 230, 175, .12);
            border: 1px solid rgba(18, 230, 175, .25);
            transition: transform .2s ease, background .2s ease;
        }

        .update-link:hover {
            color: #078566;
        }

        .update-link:hover .arrow-circle {
            transform: translateX(4px);
            background: var(--primary);
            border-color: var(--primary);
        }

        .section-steps {
            background: #fff;
        }

        .step-card {
            padding: 10px 26px 26px 26px;
        }

        .step-number {
            width: 64px;
            height: 64px;
            border-radius: 22px;
            background: linear-gradient(135deg, rgba(18, 230, 175, .14), rgba(124, 92, 240, .14));
            color: #078566;
            font-size: 25px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 22px;
            border: 1px solid rgba(18, 230, 175, .18);
        }

        .step-card h3 {
            font-size: 18px;
        }

        .step-card p {
            color: var(--muted-color);
            font-size: 15px;
            margin-bottom: 0;
        }

        .faq-wrap {
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
            background: #fff;
        }

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

        .accordion-button {
            background: #fff;
            color: var(--title-color);
            font-weight: 700;
            font-size: 16px;
            padding: 20px 22px;
            box-shadow: none;
            border: 0;
        }

        .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--title-color);
            border-top: 3px solid var(--primary);
            padding-top: 17px;
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: none;
            border-color: rgba(18, 230, 175, .45);
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%237a8191'%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");
            background-size: 1.2rem;
        }

        .accordion-button:not(.collapsed)::after {
            filter: grayscale(0) brightness(.6) sepia(1) hue-rotate(130deg) saturate(2);
        }

        .accordion-body {
            color: var(--body-color);
            padding: 18px 24px 24px;
            font-size: 15px;
            border-top: 1px solid #f1f4f8;
        }

        .cta-panel {
            position: relative;
            border-radius: 32px;
            background: #0c1020;
            color: #fff;
            overflow: hidden;
            padding: 54px 48px;
            box-shadow: var(--shadow-dark);
            border: 1px solid rgba(18, 230, 175, .18);
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                linear-gradient(115deg, rgba(13, 16, 32, .96), rgba(13, 16, 32, .8)),
                url("/assets/images/backpic/back-3.webp") center center / cover no-repeat;
            z-index: 1;
        }

        .cta-panel::after {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 180px;
            height: 180px;
            background: rgba(18, 230, 175, .14);
            filter: blur(72px);
            border-radius: 50%;
            z-index: 1;
        }

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

        .cta-copy {
            color: #e7ebf5;
        }

        .cta-copy h2 {
            color: #fff;
            font-size: clamp(1.45rem, 2.2vw, 1.95rem);
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-copy p {
            color: #c6ccdb;
            margin-bottom: 24px;
            max-width: 480px;
        }

        .cta-copy-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 10px;
        }

        .cta-copy-list li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            color: #d3d8e5;
        }

        .cta-copy-list li i {
            color: var(--primary);
            margin-top: 4px;
        }

        .cta-form-card {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 24px;
            padding: 28px;
            backdrop-filter: blur(6px);
        }

        .cta-form-card label {
            color: #dfe4ef;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .cta-form-card .form-control,
        .cta-form-card .form-select {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .2);
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 15px;
        }

        .cta-form-card .form-control:focus,
        .cta-form-card .form-select:focus {
            background: rgba(255, 255, 255, .14);
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(18, 230, 175, .18);
            color: #fff;
        }

        .cta-form-card .form-select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23c6ccdb'%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");
            background-size: 1rem;
            background-repeat: no-repeat;
            background-position: right 1rem center;
        }

        .cta-form-card .form-control::placeholder {
            color: #8a93aa;
        }

        .cta-form-card .form-text {
            color: #a7afc2;
        }

        .cta-form-card .btn-form {
            background: var(--brand-gradient);
            color: #07100d;
            font-weight: 700;
            border: 0;
            border-radius: var(--radius-sm);
            padding: 13px 26px;
            width: 100%;
            box-shadow: 0 10px 24px rgba(18, 230, 175, .2);
        }

        .cta-form-card .btn-form:hover {
            transform: translateY(-2px);
            color: #07100d;
            box-shadow: 0 14px 30px rgba(18, 230, 175, .28);
        }

        .site-footer {
            background: var(--bg-dark);
            color: #b9c1d2;
            position: relative;
            padding-top: 64px;
            border-top: 2px solid transparent;
        }

        .site-footer::before {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            top: -2px;
            height: 2px;
            background: var(--brand-gradient);
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 42px;
            padding-bottom: 52px;
        }

        .footer-brand-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand-title i {
            background: var(--brand-gradient);
            color: #07100d;
            width: 36px;
            height: 36px;
            border-radius: 12px;
            display: inline-flex;
            justify-content: center;
            align-items: center;
            font-size: 18px;
        }

        .footer-desc {
            color: #98a1b5;
            font-size: 14px;
            line-height: 1.9;
            max-width: 300px;
            margin-bottom: 16px;
        }

        .footer-domain {
            font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
            font-size: 13px;
            color: #7b849b;
            letter-spacing: .05em;
        }

        .footer-title {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 8px;
        }

        .footer-links a {
            color: #9aa4ba;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: color .2s;
        }

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

        .footer-links i {
            font-size: 12px;
        }

        .footer-contact-item {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 14px;
            color: #9aa4ba;
            margin-bottom: 12px;
        }

        .footer-contact-item i {
            color: var(--primary);
            margin-top: 3px;
        }

        .copyright {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 18px 0;
            color: #7d879d;
            font-size: 14px;
        }

        .copyright .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .copyright a {
            color: #9babc5;
        }

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

        @media (max-width: 991.98px) {
            .site-header .header-inner {
                min-height: 72px;
                padding-top: 12px;
                padding-bottom: 12px;
                align-items: center;
            }

            .navbar-collapse {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(13, 16, 32, .98);
                border-radius: 0 0 18px 18px;
                padding: 14px 18px;
                box-shadow: 0 18px 34px rgba(0, 0, 0, .28);
            }

            .header-nav {
                gap: 0;
            }

            .header-nav .nav-link {
                width: 100%;
                line-height: 46px;
                border-radius: 8px;
                padding: 0 12px !important;
            }

            .header-nav .nav-link.active::after {
                left: 12px;
                right: auto;
                width: 28px;
                height: 3px;
            }

            .brand-cta {
                width: 100%;
                justify-content: center;
                margin: 14px 0 4px;
            }

            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 34px;
            }

            .footer-contact-item span {
                word-break: break-all;
            }
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 54px 0;
            }

            .page-hero {
                padding: 86px 0 54px;
            }

            .page-title {
                font-size: 1.7rem;
            }

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

            .hero-card img {
                height: 240px;
            }

            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }

            .update-item {
                grid-template-columns: 1fr;
                padding: 20px;
                gap: 14px;
            }

            .update-mark {
                width: 88px;
                height: 70px;
                border-radius: 14px;
            }

            .update-mark strong {
                font-size: 20px;
            }

            .update-link {
                justify-content: flex-start;
            }

            .cta-panel {
                border-radius: 20px;
                padding: 30px 18px;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 26px;
                padding-bottom: 34px;
            }

            .copyright .container {
                justify-content: center;
                text-align: center;
            }
        }

        @media (max-width: 575.98px) {
            .footer-inner {
                grid-template-columns: 1fr;
            }

            .hero-points {
                gap: 12px;
            }

            .section-head h2 {
                font-size: 1.45rem;
            }

            .brand-sub {
                letter-spacing: .18em;
            }
        }