/* roulang page: index */
:root{
    --bg-deep:#091522;
    --bg-section:#EFF3F8;
    --bg-card:#FFFFFF;
    --bg-glass:rgba(255,255,255,0.05);
    --border-glass:rgba(255,255,255,0.12);
    --primary:#1689C9;
    --primary-light:#39C6FF;
    --cyan-glow:rgba(57,198,255,0.35);
    --secondary:#7B61C4;
    --success:#41C98E;
    --danger:#E96272;
    --text-light:rgba(255,255,255,0.92);
    --text-dim:rgba(255,255,255,0.6);
    --text-body:#24303d;
    --text-muted:#6b7684;
    --border-light:rgba(9,23,35,0.08);
    --radius-lg:18px;
    --radius-md:14px;
    --radius-sm:10px;
    --radius-pill:999px;
    --shadow-card:0 8px 30px rgba(9,23,35,0.06);
    --shadow-deep:0 18px 44px rgba(6,15,24,0.28);
    --section-pad:clamp(48px,7vw,88px);
    --font-stack:"HarmonyOS Sans SC","MiSans","PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
    --transition:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:var(--font-stack);
    font-size:16px;
    line-height:1.8;
    color:var(--text-body);
    background:var(--bg-deep);
    -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary-light)}
img{max-width:100%;height:auto}
button,input,select,textarea{font-family:inherit}
:focus-visible{outline:3px solid rgba(57,198,255,.4);outline-offset:2px;border-radius:6px}
.container{max-width:1240px;padding-left:24px;padding-right:24px}
.section{padding-top:var(--section-pad);padding-bottom:var(--section-pad);position:relative}
.section-title{
    font-size:clamp(26px,3vw,36px);
    font-weight:800;
    letter-spacing:-.02em;
    line-height:1.25;
    margin-bottom:10px;
    color:var(--bg-deep);
}
.section-title.light{color:#fff}
.section-subtitle{
    font-size:16px;
    color:var(--text-muted);
    max-width:640px;
    line-height:1.8;
}
.section-subtitle.light{color:var(--text-dim)}
.overline{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    font-weight:600;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--primary);
    background:rgba(22,137,201,.08);
    padding:5px 14px;
    border-radius:var(--radius-pill);
    margin-bottom:18px;
}
.overline.light{color:var(--primary-light);background:rgba(57,198,255,.1)}
.text-white-soft{color:rgba(255,255,255,.85)}
.text-dim{color:var(--text-dim)}
/* ------- Buttons ------- */
.btn{
    --bs-btn-border-radius:var(--radius-sm);
    font-weight:600;
    letter-spacing:.01em;
    transition:all .25s ease;
}
.btn-primary{
    background:var(--primary);
    border-color:var(--primary);
    color:#fff;
    box-shadow:0 6px 20px rgba(22,137,201,.28);
}
.btn-primary:hover,.btn-primary:focus{
    background:#0f78b5;
    border-color:#0f78b5;
    color:#fff;
    box-shadow:0 0 0 4px rgba(22,137,201,.22),0 8px 24px rgba(22,137,201,.32);
    transform:translateY(-2px);
}
.btn-light{
    background:rgba(255,255,255,.92);
    border-color:transparent;
    color:var(--bg-deep);
}
.btn-light:hover{
    background:#fff;
    transform:translateY(-2px);
    box-shadow:0 10px 24px rgba(0,0,0,.12);
}
.btn-outline-light{
    border:1px solid rgba(255,255,255,.35);
    color:rgba(255,255,255,.9);
    background:transparent;
}
.btn-outline-light:hover{
    background:rgba(255,255,255,.1);
    border-color:var(--primary-light);
    color:#fff;
}
.btn-ghost{
    border:1px solid rgba(255,255,255,.22);
    background:rgba(255,255,255,.04);
    color:rgba(255,255,255,.85);
    border-radius:var(--radius-sm);
    padding:9px 20px;
    font-weight:600;
}
.btn-ghost:hover{
    background:rgba(255,255,255,.1);
    border-color:rgba(255,255,255,.4);
    color:#fff;
}
/* ------- Header / Nav ------- */
.site-header{
    position:fixed;
    top:0;left:0;right:0;
    z-index:1050;
    background:rgba(9,21,34,.72);
    backdrop-filter:blur(18px) saturate(150%);
    -webkit-backdrop-filter:blur(18px) saturate(150%);
    border-bottom:1px solid rgba(255,255,255,.07);
    transition:background .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.site-header.scrolled{
    background:rgba(7,16,27,.92);
    border-bottom-color:rgba(255,255,255,.1);
    box-shadow:0 10px 30px rgba(0,0,0,.28);
}
.navbar{padding:14px 0;min-height:72px}
.brand-logo{
    display:inline-flex;
    align-items:center;
    gap:12px;
    color:#fff;
    font-size:20px;
    font-weight:800;
    letter-spacing:-.01em;
    white-space:nowrap;
}
.brand-logo:hover{color:var(--primary-light)}
.brand-icon{
    width:38px;height:38px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    border-radius:12px;
    color:#fff;
    flex:0 0 auto;
    box-shadow:0 4px 16px rgba(22,137,201,.4);
    overflow:hidden;
}
.brand-icon svg{width:20px;height:20px}
.brand-txt{line-height:1.1;display:flex;flex-direction:column;justify-content:center}
.brand-txt small{
    font-size:11px;
    font-weight:500;
    color:var(--primary-light);
    letter-spacing:.04em;
    line-height:1.2;
}
.nav-main{
    display:flex;
    align-items:center;
    gap:4px;
    margin-left:auto;
    margin-right:auto;
}
.nav-main .nav-link{
    color:rgba(255,255,255,.72);
    font-size:15px;
    font-weight:500;
    padding:8px 16px !important;
    border-radius:var(--radius-sm);
    position:relative;
    transition:color .2s,background .2s;
}
.nav-main .nav-link:after{
    content:"";
    position:absolute;
    left:16px;right:16px;bottom:2px;
    height:2px;
    background:var(--primary-light);
    border-radius:2px;
    transform:scaleX(0);
    transform-origin:left center;
    transition:transform .25s ease;
}
.nav-main .nav-link:hover{color:#fff;background:rgba(255,255,255,.04)}
.nav-main .nav-link.active{color:#fff;font-weight:600}
.nav-main .nav-link.active:after{transform:scaleX(1)}
.nav-right{
    display:flex;
    align-items:center;
    gap:10px;
}
.nav-search{
    display:flex;
    align-items:center;
    background:rgba(255,255,255,.07);
    border:1px solid rgba(255,255,255,.1);
    border-radius:var(--radius-pill);
    padding:0 8px 0 14px;
    transition:border-color .25s,background .25s,box-shadow .25s;
    flex:0 1 180px;
}
.nav-search svg{width:15px;height:15px;color:rgba(255,255,255,.45);flex:0 0 auto}
.nav-search input{
    background:transparent;
    border:none;
    color:#fff;
    padding:7px 8px;
    font-size:14px;
    width:100%;
    outline:none;
    min-width:0;
}
.nav-search input::placeholder{color:rgba(255,255,255,.35)}
.nav-search:focus-within{
    border-color:rgba(57,198,255,.4);
    background:rgba(255,255,255,.1);
    box-shadow:0 0 0 4px rgba(57,198,255,.12);
}
.nav-cta{
    background:linear-gradient(135deg,var(--primary),#1598c9);
    border:none;
    color:#fff;
    border-radius:var(--radius-sm);
    padding:9px 20px;
    font-size:14px;
    font-weight:600;
    box-shadow:0 4px 18px rgba(22,137,201,.3);
    transition:var(--transition);
    white-space:nowrap;
}
.nav-cta:hover,.nav-cta:focus{
    transform:translateY(-2px);
    background:linear-gradient(135deg,#0f78b5,#1689C9);
    box-shadow:0 8px 24px rgba(22,137,201,.42);
    color:#fff;
}
.navbar-toggler{
    border:1px solid rgba(255,255,255,.2);
    color:#fff;
    background:transparent;
    border-radius:10px;
    padding:6px 12px;
}
.navbar-toggler:focus{box-shadow:0 0 0 4px rgba(255,255,255,.1)}
/* ------- Hero ------- */
.hero{
    min-height:100vh;
    min-height:640px;
    display:flex;
    align-items:center;
    position:relative;
    background-image:url('/assets/images/backpic/back-1.png'),linear-gradient(115deg,#0b1f33 0%,#122c46 55%,#0e253d 100%);
    background-size:cover;
    background-position:center center;
    padding:140px 0 70px;
    overflow:hidden;
}
.hero:before{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,rgba(9,21,34,.75) 0%,rgba(9,21,34,.32) 42%,rgba(9,21,34,.55) 80%,rgba(9,21,34,.94) 100%);
    pointer-events:none;
    z-index:1;
}
.hero:after{
    content:"";
    position:absolute;
    inset:0;
    background:
        linear-gradient(rgba(57,198,255,.08) 1px,transparent 1px),
        linear-gradient(90deg,rgba(57,198,255,.08) 1px,transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(ellipse at 50% 35%,#000 0%,transparent 72%);
    -webkit-mask-image:radial-gradient(ellipse at 50% 35%,#000 0%,transparent 72%);
    pointer-events:none;
    z-index:2;
}
.hero .container{position:relative;z-index:5}
.hero-copy{max-width:680px;margin-bottom:44px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.badge-pill{
    display:inline-flex;
    align-items:center;
    gap:6px;
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.18);
    backdrop-filter:blur(8px);
    -webkit-backdrop-filter:blur(8px);
    color:rgba(255,255,255,.9);
    border-radius:var(--radius-pill);
    padding:7px 16px;
    font-size:13px;
    font-weight:500;
}
.badge-pill svg{width:14px;height:14px;color:var(--primary-light)}
.badge-pill .status-dot{
    display:inline-block;
    width:7px;height:7px;
    border-radius:50%;
    background:var(--success);
    box-shadow:0 0 0 3px rgba(65,201,142,.2);
    margin-right:2px;
}
.hero h1{
    font-size:clamp(40px,6vw,72px);
    font-weight:900;
    letter-spacing:-.03em;
    line-height:1.12;
    color:#fff;
    margin:0 0 22px;
    text-shadow:0 4px 24px rgba(0,0,0,.3);
}
.hero h1 .grad-cyan{
    background:linear-gradient(120deg,#fff 0%,#39C6FF 40%,var(--primary-light) 100%);
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
}
.hero-subtitle{
    font-size:clamp(16px,1.5vw,19px);
    color:rgba(214,231,245,.9);
    max-width:620px;
    line-height:1.85;
    margin-bottom:20px;
    font-weight:400;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:28px}
.hero-actions .btn{
    padding:13px 30px;
    font-size:15px;
}
.hero-entry-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
    max-width:820px;
    margin-top:28px;
    position:relative;
}
.entry-panel{
    display:block;
    background:var(--bg-glass);
    border:1px solid var(--border-glass);
    border-radius:var(--radius-lg);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    padding:20px 22px;
    color:rgba(255,255,255,.88);
    text-decoration:none;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
    transition:transform .3s ease,border-color .3s ease,background .3s ease;
    position:relative;
    overflow:hidden;
}
.entry-panel:hover{
    transform:translateY(-5px);
    border-color:rgba(57,198,255,.42);
    background:rgba(255,255,255,.09);
    color:#fff;
}
.entry-panel .key-icon{
    width:44px;height:44px;
    border-radius:12px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(135deg,rgba(22,137,201,.25),rgba(123,97,196,.25));
    color:var(--primary-light);
    margin-bottom:14px;
    border:1px solid rgba(57,198,255,.15);
}
.entry-panel .key-icon svg{width:20px;height:20px}
.entry-panel h3{font-size:17px;font-weight:700;margin-bottom:6px;color:#fff}
.entry-panel p{font-size:13px;color:var(--text-dim);line-height:1.6;margin:0}
.entry-panel .panel-arrow{
    position:absolute;right:18px;top:22px;
    color:rgba(255,255,255,.3);
    transition:all .3s ease;
}
.entry-panel:hover .panel-arrow{color:var(--primary-light);transform:translateX(4px)}
.entry-panel.middle{margin-top:26px}
.entry-panel.lower{margin-top:10px}
.scroll-cue{
    position:absolute;
    bottom:24px;
    left:50%;
    transform:translateX(-50%);
    z-index:6;
    color:rgba(255,255,255,.5);
    animation:float-y 2.2s ease-in-out infinite;
    font-size:12px;
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:6px;
    letter-spacing:.15em;
}
.scroll-cue svg{width:20px;height:20px}
@keyframes float-y{
    0%,100%{transform:translate(-50%,0)}
    50%{transform:translate(-50%,7px)}
}
/* ------- Metrics ------- */
.metrics-section{
    background:linear-gradient(180deg,rgba(9,21,34,.98) 0%,#081422 100%);
    padding-bottom:var(--section-pad);
}
.metrics-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:16px;
}
.metric-card{
    background:rgba(255,255,255,.04);
    border:1px solid rgba(255,255,255,.1);
    border-radius:var(--radius-lg);
    padding:26px 24px;
    backdrop-filter:blur(8px);
    position:relative;
    overflow:hidden;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.07);
    transition:transform .3s,border-color .3s;
}
.metric-card:hover{transform:translateY(-4px);border-color:rgba(57,198,255,.3)}
.metric-card:nth-child(2){
    background:linear-gradient(145deg,rgba(22,137,201,.15),rgba(123,97,196,.12));
    margin-top:-12px;
    border-color:rgba(57,198,255,.22);
}
.metric-card:nth-child(2):before{
    content:"";
    position:absolute;
    top:-40px;right:-40px;
    width:120px;height:120px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(123,97,196,.4),transparent 70%);
    pointer-events:none;
}
.metric-card .metric-label{
    display:block;
    font-size:12px;
    color:rgba(255,255,255,.55);
    letter-spacing:.06em;
    margin-bottom:8px;
    font-weight:500;
}
.metric-card .metric-value{
    font-size:clamp(34px,4vw,54px);
    font-weight:900;
    color:#fff;
    line-height:1;
    letter-spacing:-.02em;
    font-variant-numeric:tabular-nums;
    display:block;
    margin-bottom:8px;
}
.metric-card .metric-value small{font-size:.5em;font-weight:600;color:var(--primary-light);margin-left:4px}
.metric-card .metric-note{font-size:13px;color:rgba(255,255,255,.5)}
.metrics-caption{
    display:flex;
    align-items:center;
    gap:12px;
    margin-bottom:34px;
    color:rgba(255,255,255,.55);
}
.metrics-caption .live-line{width:34px;height:1px;background:linear-gradient(90deg,transparent,var(--primary-light));flex:0 0 auto}
.metrics-caption span{font-size:14px}
/* ------- Service Matrix ------- */
.service-section{background:var(--bg-section)}
.service-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px;
    margin-top:38px;
}
.service-card{
    background:var(--bg-card);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-card);
    padding:28px 26px;
    transition:transform .3s ease,box-shadow .3s ease,border .3s;
    border:1px solid rgba(9,23,35,.03);
    display:flex;
    flex-direction:column;
    position:relative;
    overflow:hidden;
}
.service-card:hover{
    transform:translateY(-5px);
    box-shadow:0 18px 40px rgba(9,23,35,.1);
    border-color:rgba(22,137,201,.18);
}
.service-card .service-icon{
    width:52px;height:52px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:rgba(22,137,201,.09);
    color:var(--primary);
    border-radius:14px;
    margin-bottom:18px;
    transition:background .3s,transform .3s;
}
.service-card:hover .service-icon{background:rgba(22,137,201,.14);transform:scale(1.04)}
.service-card .service-icon svg{width:24px;height:24px}
.service-card h3{font-size:19px;font-weight:700;color:var(--bg-deep);margin-bottom:10px}
.service-card p{font-size:14px;color:var(--text-muted);line-height:1.75;margin-bottom:18px;flex-grow:1}
.card-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14px;
    font-weight:600;
    color:var(--primary);
}
.card-link:hover{color:#0f78b5;gap:10px}
.card-link svg{width:15px;height:15px}
.wide-service-card{
    grid-column:1/-1;
    border-radius:var(--radius-lg);
    background:var(--bg-card);
    box-shadow:var(--shadow-card);
    overflow:hidden;
    border:1px solid rgba(9,23,35,.03);
    transition:box-shadow .3s,transform .3s;
}
.wide-service-card:hover{transform:translateY(-4px);box-shadow:0 16px 42px rgba(9,23,35,.1)}
.wide-inner{
    display:grid;
    grid-template-columns:1.2fr 1fr;
    min-height:0;
}
.wide-media{
    position:relative;
    min-height:240px;
    overflow:hidden;
    background:cover;
}
.wide-media img{
    width:100%;
    height:100%;
    object-fit:cover;
    position:absolute;
    inset:0;
}
.wide-media:after{
    content:"";
    position:absolute;inset:0;
    background:linear-gradient(90deg,transparent 30%,rgba(9,21,34,.55));
}
.wide-media .padge-fire{
    position:absolute;
    left:20px;bottom:20px;
    z-index:2;
    background:rgba(9,21,34,.6);
    backdrop-filter:blur(6px);
    color:#fff;
    border-radius:var(--radius-pill);
    padding:6px 14px;
    font-size:12px;
    border:1px solid rgba(255,255,255,.14);
    display:inline-flex;
    gap:6px;align-items:center;
}
.wide-text{padding:34px 34px}
.wide-text h3{font-size:23px;font-weight:800;color:var(--bg-deep);margin-bottom:12px}
.wide-text p{font-size:15px;color:var(--text-muted);line-height:1.8;margin-bottom:16px}
.feature-inline-list{list-style:none;padding:0;margin:0 0 22px;display:flex;flex-wrap:wrap;gap:10px}
.feature-inline-list li{
    background:rgba(22,137,201,.08);
    color:var(--primary);
    border-radius:var(--radius-pill);
    padding:5px 13px;
    font-size:12px;
    font-weight:600;
}
/* ------- Comparison ------- */
.compare-section{background:linear-gradient(180deg,#F6F9FC 0%,#fff 100%);overflow:hidden}
.compare-wrap{
    display:grid;
    grid-template-columns:1fr auto 1fr;
    gap:0;
    align-items:center;
    margin-top:40px;
}
.compare-card{
    border-radius:var(--radius-lg);
    background:#fff;
    padding:34px 30px;
    box-shadow:var(--shadow-card);
    transition:transform .3s ease;
    position:relative;
    max-width:480px;
}
.compare-card:hover{transform:translateY(-4px)}
.compare-card.bad-card{
    border:1px dashed rgba(9,23,35,.18);
    background:rgba(233,98,114,.025);
    box-shadow:none;
    filter:grayscale(.18);
}
.compare-card.good-card{
    border:1px solid rgba(22,137,201,.2);
    background:linear-gradient(145deg,#fff,#f6fafe);
    box-shadow:0 14px 36px rgba(9,23,35,.08);
    overflow:hidden;
}
.compare-card.good-card:before{
    content:"";
    position:absolute;
    inset:0 0 auto 0;
    height:4px;
    background:linear-gradient(90deg,var(--primary),var(--secondary));
}
.compare-card-header{
    display:flex;
    align-items:flex-start;
    gap:14px;
    margin-bottom:20px;
}
.compare-title-icon{
    width:44px;height:44px;
    border-radius:12px;
    display:inline-flex;align-items:center;justify-content:center;
    flex:0 0 auto;
}
.compare-card.bad-card .compare-title-icon{background:#fef0f1;color:var(--danger)}
.compare-card.good-card .compare-title-icon{background:rgba(65,201,142,.1);color:var(--success)}
.compare-card h3{font-size:19px;font-weight:800;color:var(--bg-deep);margin:0 0 4px;line-height:1.3}
.compare-card .sub{font-size:13px;color:var(--text-muted)}
.compare-list{list-style:none;padding:0;margin:0}
.compare-list li{
    padding:10px 0 10px 28px;
    position:relative;
    color:var(--text-body);
    font-size:14px;
    border-bottom:1px solid rgba(9,23,35,.05);
    line-height:1.6;
}
.compare-list li:last-child{border-bottom:none}
.compare-list li:before{
    content:"";
    position:absolute;
    left:0;top:16px;
    width:16px;height:16px;
    border-radius:50%;
    border:1px solid #d3dbe4;
}
.compare-list li.neg:before{background:var(--danger);border-color:var(--danger);box-shadow:inset 0 0 0 3px #fff}
.compare-list li.pos:before{background:var(--success);border-color:var(--success);box-shadow:inset 0 0 0 3px #fff}
.compare-badge{
    display:inline-block;
    font-size:11px;
    font-weight:700;
    padding:3px 10px;
    border-radius:100px;
    margin-left:6px;
    vertical-align:middle;
}
.compare-badge.bad{background:rgba(233,98,114,.1);color:var(--danger)}
.compare-badge.good{background:rgba(65,201,142,.12);color:var(--success)}
.compare-arrow{
    display:flex;align-items:center;justify-content:center;
    color:var(--primary);
    transform:scale(.9);
}
.compare-arrow svg{width:32px;height:32px}
/* ------- CMS / Latest ------- */
.latest-section{background:#fff}
.latest-list{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px;
    margin-top:38px;
}
.latest-featured-card{
    grid-column:1/-1;
    background:linear-gradient(135deg,rgba(22,137,201,.06),rgba(123,97,196,.07));
    border:1px solid rgba(22,137,201,.1);
    border-radius:var(--radius-lg);
    overflow:hidden;
    transition:transform .3s,box-shadow .3s;
}
.latest-featured-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(9,23,35,.09)}
.latest-featured-row{
    display:grid;
    grid-template-columns:1.2fr 1fr;
}
.latest-featured-media{position:relative;min-height:260px;overflow:hidden}
.latest-featured-media img{
    position:absolute;inset:0;
    width:100%;height:100%;object-fit:cover;
    transition:transform .6s ease;
}
.latest-featured-card:hover .latest-featured-media img{transform:scale(1.04)}
.latest-featured-body{padding:28px 30px;display:flex;flex-direction:column;justify-content:center}
.latest-card{
    background:var(--bg-card);
    border-radius:var(--radius-md);
    overflow:hidden;
    border:1px solid rgba(9,23,35,.06);
    box-shadow:var(--shadow-card);
    transition:transform .3s,box-shadow .3s,border-color .3s;
    display:flex;
    flex-direction:column;
}
.latest-card:hover{
    transform:translateY(-4px);
    box-shadow:0 14px 32px rgba(9,23,35,.09);
    border-color:rgba(22,137,201,.14);
}
.latest-card .card-cover{
    aspect-ratio:16/9;
    position:relative;
    overflow:hidden;
    background:#e9eef3;
}
.latest-card .card-cover img{
    width:100%;height:100%;
    object-fit:cover;
    transition:transform .5s ease;
    display:block;
}
.latest-card:hover .card-cover img{transform:scale(1.05)}
.latest-card .card-cover .category-tag{
    position:absolute;
    left:12px;top:12px;
    background:rgba(9,21,34,.65);
    backdrop-filter:blur(8px);
    color:#fff;
    font-size:12px;
    font-weight:500;
    border-radius:var(--radius-pill);
    padding:3px 12px;
    z-index:2;
    border:1px solid rgba(255,255,255,.14);
}
.latest-card .card-body-card{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.latest-card h3{font-size:16px;font-weight:700;line-height:1.55;color:var(--bg-deep);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.latest-card .summary{
    font-size:13px;
    color:var(--text-muted);
    line-height:1.65;
    margin-bottom:14px;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.latest-card .meta-row{
    display:flex;
    align-items:center;
    gap:12px;
    font-size:12px;
    color:var(--text-muted);
    margin-top:auto;
}
.latest-card .meta-row .dot{width:3px;height:3px;border-radius:50%;background:#cfd7e0}
.empty-list{
    grid-column:1/-1;
    background:rgba(9,23,35,.025);
    border:1px dashed rgba(9,23,35,.12);
    border-radius:var(--radius-lg);
    padding:48px 20px;
    text-align:center;
    color:var(--text-muted);
    font-size:15px;
}
.featured-title{font-size:22px;font-weight:800;color:var(--bg-deep);margin-bottom:10px;line-height:1.4}
.featured-summary{font-size:14px;color:var(--text-muted);margin-bottom:16px}
/* ------- FAQ ------- */
.faq-section{background:var(--bg-section)}
.accordion-wrap{
    max-width:920px;
    margin:42px auto 0;
}
.faq-item{
    background:#fff;
    border:1px solid rgba(9,23,35,.07);
    border-radius:var(--radius-md);
    margin-bottom:14px;
    overflow:hidden;
    transition:box-shadow .3s ease,border-color .3s;
}
.faq-item:focus-within,.faq-item:hover{border-color:rgba(57,198,255,.4);box-shadow:0 8px 22px rgba(9,23,35,.06)}
.faq-button{
    width:100%;
    background:transparent;
    border:none;
    text-align:left;
    padding:19px 24px;
    display:flex;
    align-items:center;
    gap:14px;
    color:var(--bg-deep);
    font-size:16px;
    font-weight:600;
    cursor:pointer;
    transition:background .2s;
    border-radius:var(--radius-md);
}
.faq-button:hover{background:rgba(57,198,255,.025)}
.faq-button .icon-fold{
    width:28px;height:28px;
    flex:0 0 auto;
    border-radius:8px;
    background:rgba(22,137,201,.1);
    display:inline-flex;
    align-items:center;
    justify-content:center;
    color:var(--primary);
    transition:background .3s;
}
.faq-button:hover .icon-fold{background:rgba(22,137,201,.18)}
.faq-button .icon-fold svg{width:14px;height:14px}
.faq-content{
    padding:0 24px 22px 66px;
    color:#52606e;
    font-size:14px;
    line-height:1.8;
    border-top:0;
}
.faq-content>div{padding-top:4px}
/* ------- Contact / Form ------- */
.cta-section{
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;
    background-position:center;
    position:relative;
    padding:var(--section-pad) 0;
    overflow:hidden;
}
.cta-section:before{
    content:"";
    position:absolute;inset:0;
    background:linear-gradient(110deg,rgba(9,21,34,.96),rgba(9,21,34,.78) 60%,rgba(22,84,116,.82));
    z-index:1;
}
.cta-section .container{position:relative;z-index:3}
.cta-inner{
    display:grid;
    grid-template-columns:1fr 1.1fr;
    gap:42px;
    align-items:center;
}
.cta-left .section-title{margin-bottom:12px}
.cta-left p{color:rgba(214,231,245,.85);font-size:15px;line-height:1.8}
.cta-notes{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
.cta-notes li{
    display:flex;
    gap:10px;
    align-items:center;
    font-size:14px;
    color:rgba(255,255,255,.75);
}
.cta-notes li svg{width:18px;height:18px;color:var(--success);flex:0 0 auto}
.form-card{
    background:#fff;
    border-radius:var(--radius-lg);
    box-shadow:0 22px 64px rgba(0,0,0,.25);
    padding:30px 28px;
}
.form-card .form-label{
    font-weight:600;
    font-size:14px;
    color:var(--bg-deep);
    margin-bottom:6px;
}
.form-card .form-control,.form-card .form-select{
    border:1px solid #dfe6ee;
    border-radius:var(--radius-sm);
    padding:10px 14px;
    font-size:14px;
    color:var(--text-body);
    background:#fbfcfe;
    box-shadow:none;
    transition:border-color .2s,box-shadow .2s,background .2s;
}
.form-card .form-control:focus,.form-card .form-select:focus{
    border-color:var(--primary);
    background:#fff;
    box-shadow:0 0 0 4px rgba(22,137,201,.12);
}
.form-card textarea.form-control{min-height:92px;resize:vertical}
.form-agree{
    display:flex;
    align-items:flex-start;
    gap:10px;
    margin:16px 0;
}
.form-agree input[type="checkbox"]{
    width:18px;height:18px;
    border-radius:5px !important;
    border:1px solid #ccd5df;
    accent-color:var(--primary);
    margin-top:3px;
    flex:0 0 auto;
}
.form-agree label{font-size:12px;color:#8a95a4;line-height:1.5;cursor:pointer}
.privacy-note{
    font-size:12px;
    color:#8a95a4;
    text-align:center;
    margin-top:14px;
    background:#f7f9fc;
    border-radius:8px;
    padding:10px;
}
.submit-btn{
    background:linear-gradient(135deg,var(--primary),#0ea5d8);
    border:none;
    color:#fff;
    padding:13px 28px;
    width:100%;
    font-size:15px;
    font-weight:700;
    border-radius:var(--radius-sm);
    box-shadow:0 8px 22px rgba(22,137,201,.3);
    transition:all .25s;
}
.submit-btn:hover{
    transform:translateY(-2px);
    box-shadow:0 0 0 4px rgba(22,137,201,.18),0 12px 30px rgba(22,137,201,.3);
    background:linear-gradient(135deg,#0f78b5,var(--primary));
    color:#fff;
}
/* ------- Footer ------- */
.site-footer{
    background:#071019;
    color:rgba(255,255,255,.72);
    padding:64px 0 0;
}
.footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1.2fr;
    gap:42px;
    padding-bottom:40px;
    border-bottom:1px solid rgba(255,255,255,.06);
}
.footer-brand .brand-logo{margin-bottom:14px;color:#fff}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.52);line-height:1.75}
.footer-col-title{
    color:#fff;
    font-size:15px;
    font-weight:700;
    margin-bottom:16px;
    letter-spacing:.02em;
}
.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer-links a{
    color:rgba(255,255,255,.55);
    font-size:14px;
    text-decoration:none;
    transition:color .25s,padding-left .25s;
}
.footer-links a:hover{color:var(--primary-light);padding-left:4px}
.footer-safe{
    background:rgba(255,255,255,.04);
    border-radius:var(--radius-md);
    padding:14px 16px;
    font-size:12px;
    color:rgba(255,255,255,.5);
    line-height:1.7;
}
.footer-safe .badge-line{
    display:flex;gap:16px;
    margin-bottom:8px;
    flex-wrap:wrap;
}
.footer-safe .badge-line span{
    display:inline-flex;align-items:center;gap:6px;
    color:rgba(255,255,255,.75);
}
.footer-safe svg{width:15px;height:15px;color:var(--success)}
.footer-bottom{
    padding:22px 0;
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:8px;
    color:rgba(255,255,255,.4);
    font-size:13px;
}
.footer-bottom a{color:rgba(255,255,255,.55)}
.footer-bottom a:hover{color:var(--primary-light)}
/* ------- Scrollbar ------- */
::-webkit-scrollbar{width:9px;height:8px}
::-webkit-scrollbar-track{background:#e9eef3}
::-webkit-scrollbar-thumb{background:#9ab7cc;border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:#1689C9}
/* ------- Responsive ------- */
@media (max-width:1199.98px){
    .entry-panel h3{font-size:16px}
    .entry-panel p{font-size:12px}
}
@media (max-width:991.98px){
    .navbar-collapse{
        background:rgba(9,21,34,.97);
        border:1px solid rgba(255,255,255,.08);
        border-radius:16px;
        padding:14px 16px;
        margin-top:12px;
        box-shadow:0 18px 40px rgba(0,0,0,.3);
    }
    .nav-main{
        align-items:stretch;
        margin:0;
        gap:2px;
    }
    .nav-main .nav-link{padding:11px 14px !important;border-radius:8px}
    .nav-right{
        margin-top:12px;
        border-top:1px solid rgba(255,255,255,.08);
        padding-top:12px;
        flex-wrap:wrap;
    }
    .nav-search{flex:1 1 100%;order:2}
    .nav-right .btn-ghost{margin-left:auto}
    .hero{padding-top:120px}
    .hero-entry-grid{grid-template-columns:1fr;max-width:520px}
    .entry-panel.middle,.entry-panel.lower{margin-top:0}
    .metrics-grid{grid-template-columns:repeat(2,1fr)}
    .metric-card:nth-child(2){margin-top:0}
    .service-grid{grid-template-columns:repeat(2,1fr);gap:18px}
    .wide-inner{grid-template-columns:1fr}
    .wide-media{min-height:220px}
    .compare-wrap{grid-template-columns:1fr;gap:28px}
    .compare-arrow{transform:rotate(90deg) scale(.9)}
    .latest-list{grid-template-columns:1fr}
    .latest-featured-row{grid-template-columns:1fr}
    .latest-featured-media{min-height:210px}
    .cta-inner{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767.98px){
    body{font-size:15px}
    .section{padding-top:56px;padding-bottom:56px}
    .navbar-brand span.brand-txt{font-size:18px}
    .navbar-brand small{display:none}
    .hero h1{font-size:clamp(36px,11vw,50px);letter-spacing:-.02em}
    .service-grid{grid-template-columns:1fr}
    .metrics-grid{grid-template-columns:1fr;gap:12px}
    .metric-card{padding:22px}
    .compare-card{padding:25px 20px}
    .wide-text{padding:24px}
    .faq-content{padding:0 18px 18px 18px}
    .form-card{padding:22px 16px}
    .footer-grid{grid-template-columns:1fr;gap:30px}
    .footer-bottom{flex-direction:column;text-align:center}
    .hero-actions .btn{width:100%}
    .section-subtitle br{display:none}
}
@media (max-width:520px){
    .container{padding-left:16px;padding-right:16px}
    .brand-txt{font-size:17px !important}
    .nav-cta{padding:8px 13px;font-size:13px}
    .btn-ghost{padding:7px 14px;font-size:13px}
    .latest-card .summary{-webkit-line-clamp:3}
    .entry-panel{padding:17px}
}

/* roulang page: category1 */
:root {
        --bg-deep: #091522;
        --bg-section: #EFF3F8;
        --bg-card: #FFFFFF;
        --bg-glass: rgba(255, 255, 255, 0.05);
        --border-glass: rgba(255, 255, 255, 0.12);
        --primary: #1689C9;
        --primary-light: #39C6FF;
        --cyan-glow: rgba(57, 198, 255, 0.35);
        --secondary: #7B61C4;
        --success: #41C98E;
        --danger: #E96272;
        --text-light: rgba(255, 255, 255, 0.92);
        --text-dim: rgba(255, 255, 255, 0.6);
        --text-body: #22303d;
        --border-soft: rgba(9, 21, 35, 0.08);
        --radius-lg: 18px;
        --radius-card: 14px;
        --radius-btn: 10px;
        --radius-tag: 999px;
        --shadow-card: 0 8px 30px rgba(9, 23, 35, 0.06);
        --section-pad: clamp(48px, 7vw, 88px);
        --font-sans: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        margin: 0;
        font-family: var(--font-sans);
        font-size: 16px;
        line-height: 1.8;
        background: var(--bg-section);
        color: var(--text-body);
        -webkit-font-smoothing: antialiased;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    a {
        color: var(--primary);
        text-decoration: none;
        transition: color .2s ease;
    }
    a:hover {
        color: var(--primary-light);
    }
    button,
    input {
        font-family: inherit;
    }
    .container {
        max-width: 1180px;
        padding-left: 20px;
        padding-right: 20px;
    }
    section {
        padding: var(--section-pad) 0;
    }
    .section-head {
        margin-bottom: 34px;
    }
    .section-head h2 {
        font-size: clamp(26px, 3.2vw, 36px);
        font-weight: 700;
        letter-spacing: -0.02em;
        margin-bottom: 8px;
    }
    .section-head p {
        color: #678096;
        max-width: 720px;
        margin-bottom: 0;
    }
    .bg-deep {
        background: var(--bg-deep);
        color: var(--text-light);
    }

    .btn {
        border-radius: var(--radius-btn);
        font-weight: 600;
        border: 1px solid transparent;
        padding: 10px 20px;
        transition: all .22s ease;
    }
    .btn:focus-visible {
        outline: 3px solid rgba(57, 198, 255, .4);
        outline-offset: 1px;
    }
    .btn-primary {
        background: var(--primary);
        border-color: var(--primary);
        color: #fff;
        box-shadow: 0 6px 14px rgba(22, 137, 201, .2);
    }
    .btn-primary:hover {
        background: #1a9de0;
        border-color: #1a9de0;
        color: #fff;
        box-shadow: 0 0 0 4px rgba(22, 137, 201, .22);
        transform: translateY(-1px);
    }
    .btn-lg {
        padding: 13px 28px;
        font-size: 16px;
    }
    .btn.is-hollow {
        border-color: var(--border-glass);
        background: rgba(255, 255, 255, .03);
        color: var(--text-light);
    }
    .btn.is-hollow:hover {
        border-color: rgba(255, 255, 255, .35);
        background: rgba(255, 255, 255, .1);
        color: #fff;
    }

    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1080;
        background: transparent;
        transition: background .35s ease, box-shadow .35s ease, border-color .35s ease;
        border-bottom: 1px solid transparent;
    }
    .site-header.header-scrolled {
        background: rgba(9, 21, 34, .92);
        -webkit-backdrop-filter: blur(16px);
        backdrop-filter: blur(16px);
        border-bottom-color: rgba(255, 255, 255, .08);
        box-shadow: 0 12px 28px rgba(0, 0, 0, .25);
    }
    .site-header .navbar {
        padding-top: 10px;
        padding-bottom: 10px;
    }
    .navbar-brand {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 0;
        margin-right: 34px;
        color: #fff;
    }
    .navbar-brand:hover {
        color: #fff;
    }
    .brand-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        border-radius: 12px;
        background: linear-gradient(135deg, rgba(22, 137, 201, .24), rgba(123, 97, 196, .34));
        border: 1px solid rgba(255, 255, 255, .24);
        box-shadow: 0 0 18px rgba(57, 198, 255, .22);
        color: #7FE0FF;
    }
    .brand-icon svg {
        width: 20px;
        height: 20px;
    }
    .brand-txt {
        font-size: 18px;
        font-weight: 800;
        letter-spacing: .02em;
        line-height: 1.15;
        color: #fff;
        white-space: nowrap;
    }
    .brand-txt small {
        display: block;
        font-size: 9px;
        letter-spacing: .34em;
        color: rgba(255, 255, 255, .6);
        font-weight: 500;
        line-height: 1.8;
    }
    .navbar-toggler {
        border: none;
        color: #d5e1eb;
        padding: 4px;
    }
    .navbar-toggler:focus {
        box-shadow: none;
        outline: none;
    }
    .nav-main {
        display: flex;
        align-items: center;
        gap: 4px;
        flex-wrap: nowrap;
    }
    .nav-main .nav-link {
        color: rgba(255, 255, 255, .76);
        font-weight: 500;
        font-size: 15px;
        padding: 8px 14px !important;
        border-radius: var(--radius-btn);
        position: relative;
        transition: color .2s ease, background .2s ease;
    }
    .nav-main .nav-link:hover {
        color: #fff;
        background: rgba(255, 255, 255, .06);
    }
    .nav-main .nav-link.active {
        color: #fff;
        font-weight: 600;
    }
    .nav-main .nav-link.active::after {
        content: '';
        position: absolute;
        left: 14px;
        right: 14px;
        bottom: 2px;
        height: 3px;
        border-radius: 4px;
        background: var(--primary-light);
        box-shadow: 0 0 12px var(--cyan-glow);
    }
    .nav-right {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-left: auto;
    }
    .nav-search {
        display: flex;
        align-items: center;
        background: rgba(255, 255, 255, .07);
        border: 1px solid rgba(255, 255, 255, .12);
        border-radius: var(--radius-btn);
        padding: 0 12px;
        height: 38px;
        transition: border-color .2s ease, background .2s ease;
    }
    .nav-search:focus-within {
        background: rgba(255, 255, 255, .1);
        border-color: rgba(57, 198, 255, .5);
        box-shadow: 0 0 0 3px rgba(57, 198, 255, .12);
    }
    .nav-search svg {
        width: 16px;
        height: 16px;
        flex: none;
        stroke: rgba(255, 255, 255, .55);
        margin-right: 8px;
    }
    .nav-search input {
        background: transparent;
        border: none;
        outline: none;
        width: 100px;
        color: #fff;
        font-size: 14px;
        padding: 0;
    }
    .nav-search input::placeholder {
        color: rgba(255, 255, 255, .42);
    }
    .btn-ghost {
        border: 1px solid rgba(255, 255, 255, .22);
        background: transparent;
        color: rgba(255, 255, 255, .85);
        border-radius: var(--radius-btn);
        font-weight: 500;
        padding: 7px 14px;
        align-items: center;
        font-size: 14px;
    }
    .btn-ghost:hover {
        background: rgba(255, 255, 255, .08);
        border-color: rgba(255, 255, 255, .4);
        color: #fff;
    }
    .nav-cta {
        background: var(--primary);
        border-color: var(--primary);
        color: #fff;
        border-radius: var(--radius-btn);
        font-weight: 600;
        padding: 8px 18px;
        display: inline-flex;
        align-items: center;
        font-size: 14px;
        box-shadow: 0 6px 14px rgba(22, 137, 201, .28);
    }
    .nav-cta:hover {
        background: #21a8e8;
        border-color: #21a8e8;
        color: #fff;
        box-shadow: 0 0 0 4px rgba(57, 198, 255, .22);
    }

    .category-hero {
        position: relative;
        min-height: 340px;
        padding-top: calc(84px + 46px);
        padding-bottom: 60px;
        background:
            linear-gradient(88deg, rgba(9, 21, 34, .94), rgba(9, 21, 34, .72) 46%, rgba(22, 137, 201, .36)),
            url('/assets/images/backpic/back-1.png') center/cover no-repeat;
        color: var(--text-light);
    }
    .category-hero::after {
        content: '';
        position: absolute;
        inset: 0;
        background-image: linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
        background-size: 44px 44px;
        pointer-events: none;
    }
    .category-hero .container {
        position: relative;
        z-index: 2;
    }
    .c-breadcrumb {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        align-items: center;
        font-size: 14px;
        color: rgba(255, 255, 255, .55);
        margin-bottom: 18px;
    }
    .c-breadcrumb a {
        color: rgba(255, 255, 255, .65);
    }
    .c-breadcrumb a:hover {
        color: #fff;
    }
    .c-breadcrumb .sep {
        opacity: .5;
    }
    .category-hero h1 {
        font-size: clamp(32px, 4.4vw, 50px);
        font-weight: 800;
        letter-spacing: -0.03em;
        margin-bottom: 14px;
        color: #fff;
    }
    .category-hero h1 .grad {
        background: linear-gradient(90deg, #39C6FF, #a28bff);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }
    .category-hero .lead {
        font-size: clamp(15px, 1.6vw, 18px);
        line-height: 1.8;
        color: #d7e3ee;
        max-width: 800px;
        margin-bottom: 24px;
    }
    .hero-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }
    .hero-meta .c-chip {
        border: 1px solid rgba(255, 255, 255, .12);
        background: rgba(255, 255, 255, .07);
        -webkit-backdrop-filter: blur(10px);
        backdrop-filter: blur(10px);
        border-radius: var(--radius-tag);
        padding: 5px 14px;
        font-size: 13px;
        color: rgba(255, 255, 255, .86);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .hero-meta .c-chip svg {
        width: 14px;
        height: 14px;
        color: #63D7FF;
    }

    .filter-tool {
        background: #fff;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-card);
        padding: 18px 22px;
        margin-top: -28px;
        position: relative;
        z-index: 5;
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        align-items: center;
        justify-content: space-between;
    }
    .filter-group {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .filter-group .filter-btn {
        padding: 5px 14px;
        border-radius: var(--radius-tag);
        font-size: 14px;
        border: 1px solid var(--border-soft);
        background: #F7F9FC;
        color: #4a5b6a;
        cursor: pointer;
        transition: all .2s ease;
    }
    .filter-group .filter-btn.on {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
    }
    .filter-group .filter-btn:not(.on):hover {
        border-color: rgba(22, 137, 201, .3);
        color: var(--primary);
        background: #f0f7fc;
    }
    .filter-select {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        border: 1px solid var(--border-soft);
        background: #F7F9FC;
        padding: 5px 12px;
        border-radius: var(--radius-btn);
        font-size: 13px;
        color: #4a5b6a;
        cursor: pointer;
    }

    .game-list-section {
        background: var(--bg-section);
        padding-top: 40px;
    }
    .game-list-wrap {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }
    .game-row {
        position: relative;
        display: flex;
        align-items: stretch;
        gap: 0;
        background: #fff;
        box-shadow: var(--shadow-card);
        border-radius: var(--radius-lg);
        border: 1px solid rgba(9, 21, 35, .04);
        overflow: hidden;
        padding: 16px;
        transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }
    .game-row:hover {
        transform: translateY(-4px);
        box-shadow: 0 16px 36px rgba(22, 137, 201, .12);
        border-color: rgba(22, 137, 201, .26);
    }
    .game-row.is-top::before {
        content: 'TOP';
        position: absolute;
        top: 16px;
        left: -28px;
        background: linear-gradient(135deg, var(--primary), #4AA8E8);
        color: #fff;
        font-size: 11px;
        font-weight: 800;
        width: 88px;
        text-align: center;
        transform: rotate(-45deg);
        z-index: 3;
        padding: 2px 0;
        box-shadow: 0 4px 10px rgba(22, 137, 201, .24);
    }
    .game-row .rank-num {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 56px;
        flex: none;
        color: rgba(9, 21, 35, .14);
        font-size: 28px;
        font-weight: 800;
        line-height: 1;
        text-align: center;
    }
    .game-row.is-top .rank-num {
        color: transparent;
        -webkit-text-stroke: 1.5px rgba(22, 137, 201, .5);
    }
    .game-cover {
        width: 174px;
        flex: none;
        aspect-ratio: 4/3;
        overflow: hidden;
        border-radius: 12px;
        background: #dde7ef;
    }
    .game-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .45s ease;
    }
    .game-row:hover .game-cover img {
        transform: scale(1.04);
    }
    .game-info {
        flex: 1;
        padding: 4px 20px 4px 22px;
        min-width: 260px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .game-title-line {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 10px;
    }
    .game-title-line h3 {
        margin: 0;
        font-size: 20px;
        font-weight: 700;
        letter-spacing: -0.01em;
    }
    .game-tags {
        display: inline-flex;
        gap: 6px;
        flex-wrap: wrap;
    }
    .tag {
        border-radius: var(--radius-tag);
        font-size: 12px;
        font-weight: 500;
        padding: 1px 10px;
        display: inline-flex;
        align-items: center;
        gap: 4px;
        background: #EFF5FC;
        color: var(--primary);
        border: 1px solid rgba(22, 137, 201, .12);
    }
    .tag.violet {
        background: #f0edfc;
        color: #5A46A0;
        border-color: rgba(123, 97, 196, .14);
    }
    .tag.green {
        background: #ebf9f2;
        color: #16865d;
        border-color: rgba(65, 201, 142, .18);
    }
    .game-abstract {
        font-size: 14px;
        color: #6b7c8d;
        line-height: 1.7;
        margin: 6px 0 8px;
    }
    .game-meta-bottom {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        align-items: center;
        font-size: 13px;
        color: #7b8b99;
    }
    .game-meta-bottom span {
        display: inline-flex;
        align-items: center;
        gap: 5px;
    }
    .game-meta-bottom svg {
        width: 14px;
        height: 14px;
    }
    .game-status {
        width: 188px;
        flex: none;
        border-left: 1px dashed rgba(9, 21, 35, .08);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding-left: 22px;
    }
    .status-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(65, 201, 142, .12);
        border: 1px solid rgba(65, 201, 142, .2);
        color: #177b51;
        font-size: 13px;
        font-weight: 600;
        padding: 4px 14px;
        border-radius: var(--radius-tag);
        margin-bottom: 12px;
    }
    .status-badge svg {
        width: 14px;
        height: 14px;
    }
    .game-status .btn {
        padding: 7px 19px;
        font-size: 14px;
        border-radius: var(--radius-btn);
    }

    .pagination-line {
        margin-top: 44px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
        background: #fff;
        box-shadow: var(--shadow-card);
        padding: 14px 20px;
        border-radius: var(--radius-card);
    }
    .pagination-line .total {
        font-size: 14px;
        color: #68778f;
    }
    .page-list {
        display: flex;
        align-items: center;
        gap: 6px;
        flex-wrap: wrap;
    }
    .page-list a,
    .page-list .page-more {
        display: inline-flex;
        height: 34px;
        min-width: 34px;
        padding: 0 10px;
        justify-content: center;
        align-items: center;
        border-radius: 9px;
        border: 1px solid var(--border-soft);
        background: #F7F9FC;
        color: #4a5b6a;
        font-size: 14px;
        text-decoration: none;
        transition: all .2s ease;
    }
    .page-list a:hover {
        border-color: rgba(22, 137, 201, .3);
        color: var(--primary);
    }
    .page-list a.cur {
        background: var(--primary);
        border: 1px solid var(--primary);
        color: #fff;
        font-weight: 700;
        box-shadow: 0 4px 10px rgba(22, 137, 201, .24);
    }

    .why-cat {
        background: var(--bg-deep);
        color: var(--text-light);
    }
    .why-cat .section-head h2 {
        color: #fff;
    }
    .why-cat .section-head p {
        color: rgba(255, 255, 255, .62);
    }
    .feature-grid {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        gap: 18px;
    }
    .feature-card {
        background: rgba(255, 255, 255, .04);
        border: 1px solid var(--border-glass);
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
        border-radius: var(--radius-lg);
        padding: 26px 24px;
        transition: transform .25s ease, background .25s ease, border-color .25s ease;
    }
    .feature-card:hover {
        transform: translateY(-4px);
        border-color: rgba(57, 198, 255, .24);
        background: rgba(255, 255, 255, .07);
    }
    .feature-icon {
        width: 46px;
        height: 46px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 15px;
        color: #7FE0FF;
        background: rgba(57, 198, 255, .1);
        border: 1px solid rgba(57, 198, 255, .16);
    }
    .feature-icon svg {
        width: 23px;
        height: 23px;
    }
    .feature-card h3 {
        color: #fff;
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 8px;
    }
    .feature-card p {
        color: rgba(255, 255, 255, .6);
        font-size: 14px;
        line-height: 1.8;
        margin: 0;
    }

    .cat-note-area {
        background: var(--bg-section);
    }
    .note-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
    .note-card {
        background: #fff;
        box-shadow: var(--shadow-card);
        border: 1px solid rgba(9, 21, 35, .03);
        border-radius: var(--radius-lg);
        padding: 26px;
        height: 100%;
        transition: transform .25s ease, box-shadow .25s ease;
    }
    .note-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 14px 28px rgba(9, 23, 35, .09);
    }
    .note-card h3 {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 8px;
        position: relative;
        padding-left: 18px;
    }
    .note-card h3::before {
        content: '';
        position: absolute;
        left: 0;
        top: 9px;
        bottom: 9px;
        width: 4px;
        border-radius: 6px;
        background: var(--primary);
    }
    .note-card p {
        color: #5f7082;
        font-size: 15px;
        line-height: 1.8;
        margin-bottom: 8px;
    }
    .note-meta {
        font-size: 14px;
        color: var(--primary);
        font-weight: 500;
    }

    .cta-strip {
        background: #fff;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-card);
        padding: 34px 40px;
        display: flex;
        flex-wrap: wrap;
        gap: 24px;
        align-items: center;
        justify-content: space-between;
        position: relative;
        overflow: hidden;
    }
    .cta-strip::after {
        content: '';
        position: absolute;
        right: -30px;
        top: -40px;
        width: 160px;
        height: 160px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(57, 198, 255, .18), transparent 68%);
        pointer-events: none;
    }
    .cta-title {
        font-size: 22px;
        font-weight: 800;
        margin: 0 0 4px;
    }
    .cta-sub {
        color: #738694;
        font-size: 15px;
    }

    .site-footer {
        background: var(--bg-deep);
        color: rgba(255, 255, 255, .68);
        padding: 54px 0 0;
        border-top: 1px solid rgba(255, 255, 255, .05);
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.7fr 1fr 1fr 1.5fr;
        gap: 40px;
        margin-bottom: 36px;
    }
    .site-footer .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        color: #fff;
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 12px;
    }
    .site-footer .brand-logo:hover {
        color: #fff;
    }
    .footer-brand p {
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, .55);
        padding-right: 10px;
    }
    .footer-col-title {
        color: #fff;
        font-size: 15px;
        font-weight: 700;
        margin-bottom: 13px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 7px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, .58);
        font-size: 14px;
        transition: all .2s ease;
    }
    .footer-links a:hover {
        color: var(--primary-light);
        padding-left: 3px;
    }
    .footer-safe {
        font-size: 14px;
        color: rgba(255, 255, 255, .58);
        line-height: 1.8;
    }
    .badge-line {
        display: flex;
        flex-direction: column;
        gap: 6px;
        margin-bottom: 8px;
    }
    .badge-line span {
        display: inline-flex;
        align-items: center;
        gap: 5px;
        font-size: 13px;
        color: rgba(255, 255, 255, .76);
    }
    .badge-line svg {
        width: 15px;
        height: 15px;
        color: var(--success);
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, .06);
        padding: 18px 0;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 8px;
    }
    .footer-bottom .copyright {
        font-size: 14px;
        color: rgba(255, 255, 255, .6);
    }
    .footer-bottom .copyright a {
        color: rgba(255, 255, 255, .8);
    }
    .footer-beian {
        font-size: 13px;
        color: rgba(255, 255, 255, .42);
    }

    @media (max-width: 991px) {
        .site-header .navbar-collapse {
            background: rgba(9, 21, 34, .96);
            border-radius: 16px;
            padding: 16px;
            margin-top: 10px;
            border: 1px solid rgba(255, 255, 255, .08);
        }
        .nav-main {
            align-items: stretch;
            flex-direction: column;
        }
        .nav-main .nav-link {
            padding: 10px 14px !important;
        }
        .nav-main .nav-link.active::after {
            display: none;
        }
        .nav-main .nav-link.active {
            background: rgba(22, 137, 201, .2);
            border-radius: var(--radius-btn);
        }
        .nav-right {
            width: 100%;
            margin-left: 0;
            margin-top: 14px;
            flex-wrap: wrap;
        }
        .nav-search {
            flex: 1;
        }
        .nav-search input {
            width: 100%;
        }
        .feature-grid,
        .note-grid {
            grid-template-columns: 1fr 1fr;
        }
        .game-row {
            flex-wrap: wrap;
        }
        .game-cover {
            width: 150px;
        }
        .game-status {
            width: auto;
            border-left: none;
            border-top: 1px dashed rgba(9, 21, 35, .1);
            width: 100%;
            flex-direction: row;
            justify-content: flex-end;
            gap: 14px;
            padding-left: 10px;
            padding-top: 12px;
            margin-top: 6px;
        }
        .status-badge {
            margin-bottom: 0;
        }
    }
    @media (max-width: 767px) {
        .category-hero {
            padding-top: calc(70px + 34px);
            min-height: auto;
        }
        .game-row {
            flex-direction: column;
        }
        .rank-num,
        .game-row .rank-num {
            display: none;
        }
        .game-cover {
            width: 100%;
            max-height: 180px;
            aspect-ratio: 16/9;
        }
        .game-info {
            padding: 18px 2px 8px;
            min-width: 0;
        }
        .game-abstract {
            font-size: 14px;
        }
        .game-status {
            width: 100%;
            flex-direction: row;
            align-items: center;
            justify-content: flex-start;
            gap: 14px;
            padding-top: 12px;
        }
        .filter-tool {
            margin-top: 30px;
        }
        .feature-grid,
        .note-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .cta-strip {
            padding: 24px;
        }
        .pagination-line {
            padding: 14px;
        }
        .brand-txt {
            font-size: 15px;
        }
        .brand-txt small {
            font-size: 8px;
        }
    }
    @media (max-width: 520px) {
        .section-head h2 {
            font-size: 25px;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .brand-logo {
            gap: 8px;
        }
        .nav-right {
            gap: 6px;
        }
        .nav-cta {
            padding: 8px 12px;
        }
        .game-title-line {
            gap: 6px;
        }
        .tag {
            font-size: 11px;
            padding: 0 8px;
        }
    }

/* roulang page: article */
:root {
            --bg-deep: #091522;
            --bg-section: #EFF3F8;
            --bg-card: #FFFFFF;
            --bg-glass: rgba(255, 255, 255, 0.05);
            --border-glass: rgba(255, 255, 255, 0.12);
            --primary: #1689C9;
            --primary-light: #39C6FF;
            --cyan-glow: rgba(57, 198, 255, 0.35);
            --secondary: #7B61C4;
            --success: #41C98E;
            --danger: #E96272;
            --text-light: rgba(255, 255, 255, 0.92);
            --text-dim: rgba(255, 255, 255, 0.6);
            --text-main: #1F2A37;
            --text-muted: #667085;
            --line: #E5EAF0;
            --radius-lg: 18px;
            --radius: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 8px 30px rgba(9, 23, 35, 0.06);
            --font-base: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 86px 0 0;
            font-family: var(--font-base);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-section);
            -webkit-font-smoothing: antialiased;
        }

        img,
        svg,
        video {
            max-width: 100%;
            vertical-align: middle;
        }

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

        a:hover {
            color: #0e6da5;
        }

        .container {
            max-width: 1230px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(6, 16, 26, 0.62);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color .3s ease, box-shadow .3s ease, border-color .3s ease;
        }

        .site-header.scrolled {
            background: rgba(5, 13, 21, 0.96);
            border-bottom-color: rgba(255, 255, 255, 0.08);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
        }

        .navbar {
            padding: 15px 0;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: #fff;
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-light);
            background: linear-gradient(135deg, rgba(57, 198, 255, 0.15), rgba(123, 97, 196, 0.12));
            border: 1px solid rgba(57, 198, 255, 0.28);
            border-radius: 12px;
            box-shadow: 0 0 22px rgba(57, 198, 255, 0.14);
        }

        .brand-icon svg {
            width: 22px;
            height: 22px;
        }

        .brand-txt {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.2px;
            white-space: nowrap;
            color: #fff;
        }

        .brand-txt small {
            font-size: 9px;
            color: var(--primary-light);
            letter-spacing: 1.6px;
            font-weight: 500;
            margin-top: 2px;
            opacity: 0.72;
        }

        .nav-main {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 4px;
            flex: 1 1 auto;
            margin-left: 28px;
        }

        .nav-main .nav-link,
        .nav-right .nav-link {
            color: var(--text-dim);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 15px;
            border-radius: 999px;
            transition: all .25s ease;
            white-space: nowrap;
        }

        .nav-main .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-main .nav-link.active {
            color: var(--primary-light);
            background: rgba(57, 198, 255, 0.1);
            box-shadow: inset 0 0 0 1px rgba(57, 198, 255, 0.2);
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 999px;
            padding-left: 13px;
            height: 38px;
            width: 195px;
            transition: all .25s ease;
        }

        .nav-search svg {
            width: 15px;
            height: 15px;
            color: rgba(255, 255, 255, 0.58);
            flex-shrink: 0;
        }

        .nav-search input {
            background: transparent;
            border: 0;
            outline: none;
            color: #fff;
            width: 100%;
            font-size: 13px;
            padding: 0 10px;
        }

        .nav-search input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .nav-search:focus-within {
            border-color: rgba(57, 198, 255, 0.52);
            box-shadow: 0 0 0 3px rgba(57, 198, 255, 0.1);
        }

        .btn {
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border: 0;
            transition: all .25s ease;
        }

        .btn:focus {
            outline: 3px solid rgba(57, 198, 255, 0.4);
            box-shadow: none;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.18);
            padding: 8px 18px;
            height: 38px;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.13);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.3);
        }

        .btn-nav-cta,
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 8px 20px;
            height: 38px;
            border-radius: 999px;
            background-image: linear-gradient(135deg, #1689C9, #39A9E8);
            box-shadow: 0 6px 18px rgba(22, 137, 201, 0.25);
        }

        .btn-nav-cta:hover,
        .nav-cta:hover {
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 0 0 4px rgba(22, 137, 201, 0.18), 0 10px 24px rgba(22, 137, 201, 0.3);
        }

        .navbar-toggler {
            border: 0;
            outline: none;
            box-shadow: none;
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
            padding: 8px 11px;
            border-radius: 10px;
            line-height: 1;
        }

        .navbar-toggler:hover,
        .navbar-toggler:focus {
            background: rgba(255, 255, 255, 0.14);
            box-shadow: none;
            outline: none;
        }

        /* =========== Article hero =========== */
        .article-hero {
            position: relative;
            background: #07111F;
            overflow: hidden;
            padding: 74px 0 74px;
            color: #fff;
            min-height: 420px;
            display: flex;
            align-items: center;
        }

        .article-hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.44;
            transform: scale(1.03);
        }

        .article-hero-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 25%, rgba(22, 137, 201, 0.05), transparent 55%), linear-gradient(180deg, rgba(7, 17, 31, 0.72), rgba(7, 17, 31, 0.97));
        }

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

        .article-breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 7px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 24px;
        }

        .article-breadcrumb a {
            color: rgba(255, 255, 255, 0.65);
        }

        .article-breadcrumb a:hover {
            color: var(--primary-light);
        }

        .breadcrumb-arrow {
            opacity: 0.5;
        }

        .article-cat-pill {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(57, 198, 255, 0.2);
            border-radius: 999px;
            color: var(--primary-light);
            font-size: 12px;
            font-weight: 500;
            padding: 7px 16px;
            letter-spacing: 0.3px;
            margin-bottom: 18px;
            backdrop-filter: blur(8px);
        }

        .article-cat-pill svg {
            width: 13px;
            height: 13px;
        }

        .article-hero h1 {
            font-size: clamp(30px, 5vw, 44px);
            font-weight: 800;
            line-height: 1.32;
            letter-spacing: 0.3px;
            max-width: 980px;
            color: #fff;
            margin-bottom: 22px;
            word-break: break-word;
        }

        .article-hero-summary {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            max-width: 860px;
            margin-bottom: 28px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 26px;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.52);
        }

        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-meta-item svg {
            width: 14px;
            height: 14px;
            color: rgba(57, 198, 255, 0.65);
        }

        .article-share {
            display: flex;
            gap: 6px;
            margin-left: auto;
        }

        .share-link {
            width: 32px;
            height: 32px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.62);
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all .2s ease;
        }

        .share-link:hover {
            color: #fff;
            background: rgba(57, 198, 255, 0.18);
            border-color: rgba(57, 198, 255, 0.25);
        }

        .share-link svg {
            width: 14px;
            height: 14px;
        }

        /* =========== Article layout =========== */
        .article-wrap {
            padding: 56px 0 64px;
            position: relative;
            z-index: 5;
        }

        .article-main-col {
            min-height: 400px;
        }

        .article-doc-card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: clamp(24px, 4vw, 52px);
            border-top: 3px solid var(--primary);
        }

        .article-body-content {
            font-size: 17px;
            line-height: 1.9;
            color: #2B3542;
        }

        .article-body-content .article-lead {
            background: #F2F7FC;
            border-radius: 14px;
            padding: 18px 22px;
            font-size: 16px;
            color: #475467;
            border-left: 4px solid var(--primary);
            margin-bottom: 28px;
            line-height: 1.9;
        }

        .article-body-content .article-lead strong {
            color: var(--primary);
        }

        .article-body-content p {
            margin-bottom: 22px;
        }

        .article-body-content h2 {
            font-weight: 800;
            font-size: 25px;
            color: var(--bg-deep);
            margin: 38px 0 18px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--line);
            position: relative;
        }

        .article-body-content h2::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -1px;
            width: 60px;
            height: 3px;
            background: var(--primary);
            border-radius: 99px;
        }

        .article-body-content h3 {
            font-weight: 700;
            font-size: 20px;
            color: #1B2633;
            margin: 28px 0 14px;
        }

        .article-body-content ul,
        .article-body-content ol {
            margin-bottom: 22px;
            padding-left: 1.25rem;
        }

        .article-body-content li {
            margin-bottom: 8px;
        }

        .article-body-content blockquote {
            margin: 24px 0;
            padding: 14px 22px;
            background: #F4F7FB;
            border-left: 4px solid var(--secondary);
            border-radius: 0 12px 12px 0;
            color: #45566A;
        }

        .article-body-content img {
            border-radius: 14px;
            margin: 18px 0;
            box-shadow: 0 12px 30px rgba(9, 23, 35, 0.12);
        }

        .article-body-content iframe {
            max-width: 100%;
            border-radius: 14px;
            border: 0;
        }

        .article-body-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

        .article-body-content table th,
        .article-body-content table td {
            border: 1px solid #E3E8F0;
            padding: 10px 14px;
        }

        .article-body-content table th {
            background: #F2F6FA;
            font-weight: 600;
        }

        .article-body-content .table-responsive {
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 22px;
        }

        .article-tags {
            margin-top: 36px;
            padding-top: 22px;
            border-top: 1px solid var(--line);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .article-tags .tag-label {
            font-size: 13px;
            color: #8A94A6;
        }

        .content-tag {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            color: #25536D;
            background: #E9F6FD;
            border-radius: 999px;
            padding: 6px 14px;
            transition: all .2s;
        }

        .content-tag:hover {
            background: #D8EFFB;
            color: #0e6da5;
        }

        .article-pager {
            display: flex;
            justify-content: space-between;
            gap: 18px;
            margin-top: 30px;
            padding-top: 26px;
            border-top: 1px solid var(--line);
        }

        .pager-card {
            display: block;
            background: #F7F9FC;
            border-radius: 14px;
            padding: 16px 18px;
            color: #344054;
            transition: all .25s;
            font-size: 14px;
            flex: 1;
        }

        .pager-card:hover {
            background: #EAF4FA;
            color: var(--primary);
            transform: translateY(-2px);
        }

        .pager-card .pager-hint {
            font-size: 12px;
            color: #98A2B3;
            display: block;
            margin-bottom: 3px;
        }

        /* =========== Side =========== */
        .article-side-col {
            min-height: 200px;
        }

        .side-card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 24px;
        }

        .side-card-title {
            font-size: 17px;
            font-weight: 800;
            color: var(--bg-deep);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 9px;
        }

        .side-card-title svg {
            width: 17px;
            height: 17px;
            color: var(--primary);
        }

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

        .side-list li {
            border-bottom: 1px solid #F0F2F5;
        }

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

        .side-list a {
            display: flex;
            gap: 14px;
            padding: 13px 0;
            color: #3F4A5A;
            font-size: 14px;
            line-height: 1.6;
            transition: all .2s;
        }

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

        .side-count {
            color: #98A2B3;
            margin-left: auto;
            font-size: 12px;
            flex-shrink: 0;
        }

        .side-category {
            border-bottom: 1px solid #F0F2F5;
            padding: 11px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: #43536A;
            font-size: 14px;
        }

        .side-category a {
            color: #43536A;
        }

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

        .side-cat-icon {
            width: 30px;
            height: 30px;
            border-radius: 9px;
            background: #EDF4FE;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-right: 8px;
        }

        .side-cat-icon svg {
            width: 15px;
            height: 15px;
            color: var(--primary);
        }

        .side-note {
            background: linear-gradient(150deg, #F6F3FF, #EEF5FC);
            border: 1px solid #E6ECF3;
            border-radius: 14px;
            padding: 18px;
            margin-top: 8px;
        }

        .side-note h5 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 5px;
            color: #263244;
        }

        .side-note p {
            font-size: 13px;
            color: #5D6B7E;
            margin-bottom: 12px;
            line-height: 1.7;
        }

        .side-note a {
            background: var(--primary);
            color: #fff;
            border-radius: 30px;
            font-size: 13px;
            padding: 5px 15px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-weight: 500;
        }

        .side-note a:hover {
            background: #0e70a7;
            color: #fff;
        }

        /* empty */
        .empty-result-wrap {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 54px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .empty-result-icon {
            width: 60px;
            height: 60px;
            border-radius: 20px;
            margin: 0 auto 18px;
            background: #F0F6FA;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
        }

        .empty-result-icon svg {
            width: 27px;
            height: 27px;
        }

        .empty-result-wrap h3 {
            font-weight: 800;
            color: var(--bg-deep);
            font-size: 22px;
            margin-bottom: 8px;
        }

        .empty-result-wrap p {
            color: #667085;
            font-size: 15px;
            margin-bottom: 22px;
        }

        .empty-result-wrap .empty-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border-radius: 999px;
            font-size: 14px;
            background: var(--primary);
            color: #fff;
            padding: 9px 24px;
        }

        .empty-result-wrap .empty-link:hover {
            background: #0e70a7;
            color: #fff;
        }

        .empty-side {
            border: 1px dashed #C6D4E0;
            background: #FAFCFE;
            padding: 28px 20px;
            border-radius: var(--radius-lg);
            text-align: center;
            color: #7D8EA0;
            font-size: 14px;
        }

        .empty-side svg {
            width: 22px;
            height: 22px;
            color: #9EAFBF;
            margin-bottom: 8px;
        }

        /* CTA */
        .article-cta {
            background: var(--bg-deep);
            border-radius: var(--radius-lg);
            margin-top: 30px;
            padding: 28px 36px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            overflow: hidden;
            position: relative;
        }

        .article-cta::before {
            content: "";
            position: absolute;
            width: 220px;
            height: 220px;
            right: -60px;
            top: -100px;
            background: radial-gradient(circle, rgba(123, 97, 196, 0.3), transparent 70%);
        }

        .article-cta-text {
            color: #fff;
            position: relative;
        }

        .article-cta-text h4 {
            font-weight: 800;
            font-size: 20px;
            margin-bottom: 5px;
        }

        .article-cta-text p {
            color: rgba(255, 255, 255, 0.56);
            font-size: 14px;
            margin: 0;
        }

        .article-cta .btn {
            background: var(--primary);
            color: #fff;
            padding: 10px 22px;
            flex-shrink: 0;
            position: relative;
            z-index: 2;
            box-shadow: 0 0 0 5px rgba(57, 198, 255, 0.12);
        }

        .article-cta .btn:hover {
            background: #23A8E7;
            transform: translateY(-2px);
            box-shadow: 0 0 0 5px rgba(57, 198, 255, 0.22);
        }

        /* =========== Footer =========== */
        .site-footer {
            background: var(--bg-deep);
            color: #B7C5D3;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 64px 0 0;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.9fr 0.9fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.5);
            margin: 16px 0 0;
            max-width: 380px;
        }

        .footer-col-title {
            font-weight: 700;
            color: #fff;
            font-size: 15px;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col-title::after {
            content: "";
            position: absolute;
            width: 24px;
            height: 2px;
            border-radius: 99px;
            background: var(--primary-light);
            left: 0;
            bottom: 0;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.53);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all .2s;
        }

        .footer-links a svg {
            width: 12px;
            height: 12px;
            opacity: 0.5;
        }

        .footer-links a:hover {
            color: var(--primary-light);
            transform: translateX(3px);
        }

        .footer-safe {
            background: rgba(255, 255, 255, 0.04);
            border-radius: 14px;
            padding: 18px;
        }

        .footer-safe .badge-line {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 12px;
        }

        .footer-safe .badge-line span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 11px;
            color: rgba(255, 255, 255, 0.63);
            background: rgba(57, 198, 255, 0.1);
            border-radius: 999px;
            padding: 5px 10px;
        }

        .footer-safe .badge-line svg {
            width: 12px;
            height: 12px;
            color: var(--primary-light);
        }

        .footer-safe > span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.42);
            line-height: 1.7;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 22px 0;
            color: rgba(255, 255, 255, 0.38);
            font-size: 13px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 22px;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.48);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* responsive */
        @media (max-width: 1100px) {
            .nav-main {
                gap: 0;
            }

            .nav-main .nav-link {
                padding: 8px 11px;
                font-size: 14px;
            }

            .nav-search {
                width: 150px;
            }
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                margin-top: 18px;
                background: rgba(6, 16, 26, 0.98);
                border-radius: var(--radius-lg);
                padding: 20px 16px;
                border: 1px solid rgba(255, 255, 255, 0.08);
            }

            .nav-main {
                flex-direction: column;
                align-items: stretch;
                margin: 0 0 14px;
            }

            .nav-main .nav-link {
                text-align: center;
                border-radius: 10px;
            }

            .nav-right {
                flex-wrap: wrap;
                margin-left: 0;
                gap: 8px;
            }

            .nav-search {
                width: 100%;
                margin-bottom: 8px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 767.98px) {
            body {
                padding-top: 74px;
            }

            .navbar {
                padding: 11px 0;
            }

            .brand-icon {
                width: 32px;
                height: 32px;
            }

            .brand-icon svg {
                width: 18px;
                height: 18px;
            }

            .article-hero {
                padding: 44px 0 52px;
                min-height: auto;
            }

            .article-meta {
                gap: 10px 16px;
            }

            .article-doc-card {
                padding: 22px 18px;
                border-radius: 16px;
            }

            .article-body-content {
                font-size: 16px;
            }

            .article-hero h1 {
                font-size: 28px;
            }

            .article-pager {
                flex-direction: column;
            }

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

            .article-cta {
                padding: 24px 20px;
            }
        }

        @media (max-width: 575.98px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root {
            --bg-deep: #091522;
            --bg-section: #EFF3F8;
            --bg-card: #FFFFFF;
            --bg-glass: rgba(255, 255, 255, 0.06);
            --border-glass: rgba(255, 255, 255, 0.16);
            --primary: #1689C9;
            --primary-light: #39C6FF;
            --cyan-glow: rgba(57, 198, 255, 0.35);
            --secondary: #7B61C4;
            --success: #41C98E;
            --danger: #E96272;
            --text-light: rgba(255, 255, 255, 0.94);
            --text-dim: rgba(255, 255, 255, 0.64);
            --border-light: rgba(20, 50, 80, 0.1);
            --shadow-card: 0 8px 30px rgba(9, 23, 35, 0.07);
            --radius-lg: 18px;
            --radius-card: 14px;
            --radius-ctl: 10px;
            --font-main: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            background: var(--bg-section);
            color: #1e2b38;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .22s ease, opacity .22s ease;
        }
        p {
            margin-bottom: 0;
        }
        button,
        input,
        select {
            font-family: inherit;
        }
        ul {
            padding-left: 0;
            list-style: none;
            margin-bottom: 0;
        }
        .container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding-top: clamp(48px, 7vw, 88px);
            padding-bottom: clamp(48px, 7vw, 88px);
        }
        .section-light {
            background: var(--bg-section);
        }
        .section-white {
            background: #ffffff;
        }

        /* ===== Button，表单控件，导航标签 基础重设 ===== */
        .btn {
            border-radius: var(--radius-ctl);
            font-weight: 600;
            padding: .62rem 1.5rem;
            border-width: 1px;
            transition: all .24s ease;
            letter-spacing: .01em;
        }
        .btn:focus,
        .btn:focus-visible,
        .form-select:focus,
        .form-control:focus,
        input[type="search"]:focus,
        input[type="text"]:focus {
            outline: 3px solid rgba(57, 198, 255, 0.35);
            box-shadow: 0 0 0 2px rgba(12, 27, 44, 0.95);
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.26);
            color: rgba(255, 255, 255, 0.88);
        }
        .btn-ghost:hover,
        .btn-ghost:focus {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.44);
            color: #ffffff;
        }
        .btn-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border: none;
            color: #ffffff;
            box-shadow: 0 10px 28px rgba(22, 137, 201, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
        }
        .btn-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 0 0 5px rgba(22, 137, 201, 0.22), 0 16px 32px rgba(22, 137, 201, 0.28);
        }
        .btn-line {
            background: #ffffff;
            border: 1px solid rgba(20, 50, 80, 0.15);
            color: #0c2433;
        }
        .btn-line:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #f4fbfe;
        }

        .form-select,
        .search-input {
            border: 1px solid rgba(20, 50, 80, 0.16);
            border-radius: var(--radius-ctl);
            padding: .66rem 1rem;
            background-color: #ffffff;
            font-size: 15px;
            color: #152b3c;
        }
        .form-select {
            background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231689C9' stroke-width='2'%3e%3cpath d='m6 9 6 6 6-6'/%3e%3c/svg%3e");
            background-size: 16px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            transition: background .3s ease, box-shadow .3s ease;
            background: rgba(9, 20, 32, 0.36);
            backdrop-filter: blur(12px);
        }
        .site-header.scrolled {
            background: rgba(8, 20, 32, 0.92);
            box-shadow: 0 8px 28px rgba(5, 15, 25, 0.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-header .navbar {
            padding: 10px 0;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            color: #ffffff;
            font-size: 19px;
            line-height: 1.25;
            letter-spacing: -0.01em;
        }
        .brand-logo:hover {
            color: #fff;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary) 0%, #1584c5 50%, var(--primary-light) 100%);
            color: #fff;
            border-radius: 12px;
            box-shadow: 0 4px 14px rgba(57, 198, 255, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
        }
        .brand-icon svg {
            width: 21px;
            height: 21px;
        }
        .brand-txt {
            display: flex;
            flex-direction: column;
            color: #ffffff;
            font-size: 18px;
            font-weight: 700;
        }
        .brand-txt small {
            color: var(--primary-light);
            font-size: 10px;
            font-weight: 600;
            letter-spacing: .14em;
            line-height: 1;
            margin-top: 3px;
        }
        .navbar-toggler {
            border: 0;
            color: rgba(255, 255, 255, 0.85);
            background: rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            padding: 8px 10px;
            width: 42px;
            height: 42px;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(57, 198, 255, 0.3);
        }
        .avatar-trigger svg {
            width: 22px;
            height: 22px;
            color: rgba(255, 255, 255, 0.82);
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 0px;
            margin: 0 auto;
        }
        .nav-main .nav-link {
            padding: 10px 13px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: 9px;
            position: relative;
            transition: all .2s ease;
        }
        .nav-main .nav-link:hover {
            color: #ffffff;
        }
        .nav-main .nav-link.active {
            color: #ffffff;
            font-weight: 600;
        }
        .nav-main .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 3px;
            height: 2px;
            border-radius: 999px;
            background: var(--primary-light);
            box-shadow: 0 0 12px var(--cyan-glow);
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 999px;
            padding: 0 10px 0 13px;
            height: 42px;
            color: rgba(255, 255, 255, 0.6);
        }
        .nav-search svg {
            width: 16px;
            height: 16px;
            flex: 0 0 auto;
            margin-right: 6px;
        }
        .nav-search input {
            border: 0;
            background: transparent;
            outline: none;
            width: 150px;
            color: #ffffff;
            font-size: 14px;
        }
        .nav-search input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .nav-search input:focus {
            box-shadow: none;
            outline: none;
            border: 0;
        }
        .nav-link-group {
            display: flex;
            gap: 2px;
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border: 0;
            color: #fff;
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            box-shadow: 0 6px 18px rgba(57, 198, 255, 0.3);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 0 0 4px rgba(57, 198, 255, 0.24);
        }
        .nav-right .btn-ghost {
            width: 46px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 999px;
            padding: 0 16px;
        }
        .btn-login-text {
            display: none;
        }

        @media (max-width: 1199.98px) {
            .brand-txt small {
                display: none;
            }
            .nav-main .nav-link {
                font-size: 14px;
                padding: 9px 9px;
            }
            .nav-search input {
                width: 110px;
            }
        }
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: rgba(7, 17, 28, 0.98);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-radius: 18px;
                padding: 16px;
                margin-top: 14px;
            }
            .nav-main {
                width: 100%;
                display: flex;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }
            .nav-main .nav-link {
                display: inline-block;
                border-radius: 10px;
                padding: 10px 14px;
                color: rgba(255, 255, 255, 0.82);
                font-weight: 500;
            }
            .nav-main .nav-link.active {
                background: rgba(22, 137, 201, 0.18);
            }
            .nav-main .nav-link.active::after {
                left: 14px;
                right: 14px;
                bottom: 6px;
            }
            .nav-right {
                width: 100%;
                display: flex;
                flex-direction: column;
                align-items: stretch;
                margin-top: 12px;
                gap: 6px;
            }
            .nav-search {
                width: 100%;
                height: 46px;
                margin: 0 0 6px;
            }
            .nav-search input {
                width: 100%;
            }
            .nav-right .btn-ghost,
            .nav-cta {
                justify-content: center;
                width: 100%;
                height: 46px;
                border-radius: 12px;
                margin-top: 2px;
            }
            .btn-login-text {
                display: inline;
            }
        }
        @media (max-width: 575.98px) {
            .brand-txt {
                font-size: 17px;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
            }
            .brand-txt small {
                display: none;
            }
            .nav-search {
                display: none;
            }
        }

        /* ===== 分类 Hero 首屏 ===== */
        .cat-hero {
            min-height: 300px;
            padding: clamp(130px, 18vw, 180px) 0 70px;
            background:
                radial-gradient(circle at 72% 10%, rgba(57, 198, 255, 0.2), transparent 34%),
                linear-gradient(90deg, rgba(5, 16, 25, 0.62), rgba(5, 14, 25, 0.25)),
                url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            color: #ffffff;
            overflow: hidden;
        }
        .category-top {
            position: relative;
        }
        .breadcrumbs-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.62);
            margin-bottom: 24px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 6px 14px;
            border-radius: 999px;
            width: fit-content;
            backdrop-filter: blur(4px);
        }
        .breadcrumbs-inner a:hover {
            color: #ffffff;
        }
        .breadcrumbs-inner span {
            color: var(--primary-light);
        }
        .page-kicker {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--primary-light);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .06em;
            margin-bottom: 12px;
        }
        .page-kicker .kicker-line {
            width: 30px;
            height: 2px;
            background: var(--primary-light);
            border-radius: 999px;
        }
        .cat-hero h1 {
            font-size: clamp(32px, 5.5vw, 56px);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 18px;
            color: #ffffff;
        }
        .cat-hero h1 .text-accent {
            color: var(--primary-light);
        }
        .cat-hero .hero-lead {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.76);
            max-width: 640px;
            line-height: 1.85;
            margin-bottom: 20px;
        }
        .cat-hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 6px;
        }
        .cat-hero-badges .hero-badge {
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: rgba(255, 255, 255, 0.86);
            padding: 5px 13px;
            border-radius: 999px;
            backdrop-filter: blur(5px);
        }
        .hero-badge i {
            color: var(--success);
            font-size: 12px;
        }
        @media (max-width: 767px) {
            .cat-hero {
                padding: 110px 0 54px;
            }
            .cat-hero h1 {
                font-size: 34px;
            }
            .cat-hero .hero-lead {
                font-size: 15px;
            }
        }
        .hero-time-row {
            margin-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.56);
        }
        .hero-time-row i {
            margin-right: 5px;
            color: var(--primary-light);
        }

        /* ===== 快速检索面板 ===== */
        .quick-search-panel {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(14px);
            border-radius: var(--radius-lg);
            padding: 24px;
            margin: 20px 0 0;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
            position: relative;
            z-index: 3;
        }
        .quick-search-panel h6 {
            color: #ffffff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .quick-search-panel h6 i {
            margin-right: 7px;
            color: var(--primary-light);
        }
        .quick-search-panel .form-select,
        .quick-search-panel input[type="search"] {
            background-color: rgba(255, 255, 255, 0.96);
            border: 0;
            border-radius: var(--radius-ctl);
            height: 48px;
            margin-bottom: 12px;
        }
        .quick-search-panel input[type="search"] {
            width: 100%;
            padding: 12px 16px;
            background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231689C9' stroke-width='2'%3e%3ccircle cx='11' cy='11' r='7'/%3e%3cpath d='m21 21-4-4'/%3e%3c/svg%3e");
            background-repeat: no-repeat;
            background-position: right 14px center;
            background-size: 18px;
            cursor: text;
        }
        .quick-search-panel .btn {
            width: 100%;
            height: 48px;
        }

        /* ===== 网页专区指标条 ===== */
        .metric-board {
            background: var(--bg-deep);
            padding: 64px 0 66px;
            position: relative;
        }
        .metric-board::before {
            content: "";
            position: absolute;
            top: -80px;
            left: 10%;
            right: 10%;
            height: 200px;
            background: radial-gradient(ellipse at center, rgba(57, 198, 255, 0.1), transparent 70%);
            pointer-events: none;
        }
        .metric-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: calc(var(--radius-lg) + 4px);
            padding: 30px 26px;
            position: relative;
        }
        .metric-list .m-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 12px 8px;
            border-radius: var(--radius-card);
            transition: all .25s ease;
        }
        .metric-list .m-icon {
            width: 46px;
            height: 46px;
            flex: 0 0 auto;
            border-radius: 13px;
            background: rgba(22, 137, 201, 0.18);
            color: var(--primary-light);
            display: inline-flex;
            justify-content: center;
            align-items: center;
            font-size: 20px;
        }
        .metric-list .m-text strong {
            display: block;
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            font-feature-settings: "tnum";
        }
        .metric-list .m-text span {
            color: rgba(255, 255, 255, 0.58);
            font-size: 13px;
            display: block;
        }
        .metric-list .m-text strong small {
            font-size: 13px;
            color: var(--primary-light);
            margin-left: 4px;
            font-weight: 500;
        }
        @media (max-width: 991px) {
            .metric-list {
                grid-template-columns: 1fr;
                padding: 18px 16px;
            }
            .metric-list .m-item {
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                padding: 14px 6px;
            }
            .metric-list .m-item:last-child {
                border-bottom: 0;
            }
        }

        /* ===== 通用标题 ===== */
        .page-head {
            text-align: center;
            max-width: 820px;
            margin: 0 auto 44px;
        }
        .page-head .eyebrow {
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .14em;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }
        .page-head .eyebrow::before,
        .page-head .eyebrow::after {
            content: "";
            width: 26px;
            height: 2px;
            border-radius: 999px;
            background: var(--primary-light);
            opacity: .6;
        }
        .page-head h2 {
            font-size: clamp(26px, 4vw, 38px);
            font-weight: 750;
            line-height: 1.3;
            letter-spacing: -0.01em;
            color: #102636;
            margin: 0 0 12px;
        }
        .page-head p {
            font-size: 16px;
            color: #597084;
        }

        /* ===== 图文交替模块 ===== */
        .alternate-stack {
            display: flex;
            flex-direction: column;
            gap: 48px;
        }
        .split-item {
            display: grid;
            grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
            gap: 32px;
            align-items: center;
            background: #ffffff;
            border: 1px solid rgba(20, 50, 80, 0.06);
            border-radius: calc(var(--radius-lg) + 4px);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .split-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 14px 36px rgba(9, 23, 35, 0.09);
        }
        .split-media {
            border-radius: 15px;
            overflow: hidden;
            min-width: 0;
            background: #e5edf5;
            box-shadow: 0 8px 28px rgba(9, 23, 35, 0.12);
        }
        .split-media img {
            width: 100%;
            display: block;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }
        .img-tag {
            position: absolute;
            left: 14px;
            top: 14px;
            background: rgba(4, 14, 24, 0.75);
            color: #fff;
            font-size: 12px;
            padding: 6px 13px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(6px);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .split-cont {
            padding: 8px 18px 8px 8px;
        }
        .split-cont .tag-outline {
            background: rgba(22, 137, 201, 0.08);
            color: var(--primary);
            border: 1px solid rgba(22, 137, 201, 0.18);
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
            letter-spacing: .02em;
        }
        .split-cont h3 {
            font-size: 24px;
            font-weight: 750;
            color: #102636;
            line-height: 1.4;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .split-cont .text-des {
            color: #52677a;
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 0;
        }
        .split-list {
            margin-top: 18px;
            display: flex;
            flex-direction: column;
            gap: 9px;
        }
        .split-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: #40586b;
            font-size: 15px;
            line-height: 1.6;
        }
        .split-list li i {
            color: var(--success);
            margin-top: 4px;
            font-size: 14px;
        }
        .split-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--primary);
            font-weight: 600;
            margin-top: 20px;
            font-size: 14px;
        }
        .split-link:hover {
            color: #0b6f9f;
        }
        .split-link i {
            transition: transform .22s;
        }
        .split-link:hover i {
            transform: translateX(5px);
        }
        .split-item.flip .split-media {
            order: 2;
        }
        .split-item.flip .split-cont {
            padding-left: 8px;
            padding-right: 16px;
        }
        @media (max-width: 991px) {
            .split-item,
            .split-item.flip {
                grid-template-columns: 1fr;
                padding: 16px;
                gap: 20px;
            }
            .split-item.flip .split-media,
            .split-media {
                order: 0;
            }
            .split-cont {
                padding: 4px;
            }
            .split-item .split-media img {
                aspect-ratio: 3 / 2;
                max-height: 340px;
            }
        }

        /* ===== 版本状态面板 ===== */
        .status-mock-panel {
            background: var(--bg-deep);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 16px;
            padding: 18px;
            color: #fff;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 14px 30px rgba(8, 16, 28, 0.2);
        }
        .status-card-head {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 14px;
            padding-bottom: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .status-card-head strong {
            color: rgba(255, 255, 255, 0.8);
            font-size: 13px;
            font-weight: 500;
        }
        .status-card-head i {
            color: var(--success);
        }
        .status-game-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding: 10px 4px;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
            font-size: 14px;
        }
        .status-game-item:last-child {
            border-bottom: 0;
        }
        .game-title {
            display: flex;
            align-items: center;
            gap: 9px;
        }
        .mini-cover {
            width: 42px;
            height: 42px;
            border-radius: 9px;
            object-fit: cover;
            box-shadow: 0 4px 10px rgba(0, 0, 0, .2);
        }
        .status-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            display: inline-block;
            margin-right: 6px;
        }
        .status-on .dot span {
            background: var(--success);
        }
        .status-dot.green {
            background: var(--success);
            box-shadow: 0 0 10px rgba(65, 201, 142, 0.8);
        }
        .status-dot.blue {
            background: var(--primary-light);
            box-shadow: 0 0 10px rgba(57, 198, 255, 0.8);
        }
        .status-dot.violet {
            background: #a78bfa;
        }
        .status-dot.amber {
            background: #d6a862;
        }
        .status-text {
            color: rgba(255, 255, 255, 0.78);
            font-size: 13px;
        }
        .status-text small {
            display: block;
            color: rgba(255, 255, 255, 0.34);
            font-size: 11px;
            line-height: 1;
        }

        .legend-wrap {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 10px;
            margin-top: 18px;
        }
        .legend-chip {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 12px;
            padding: 8px 5px;
            text-align: center;
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
        }
        .legend-chip strong {
            display: block;
            color: #fff;
            font-size: 13px;
            font-weight: 550;
            margin-bottom: 2px;
        }
        @media (max-width: 767px) {
            .legend-wrap {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== 版本颜色块 / 直接说明区 ===== */
        .block-switch {
            background: #ffffff;
            border: 1px solid rgba(20, 50, 80, 0.08);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 26px;
        }
        .switch-intro {
            text-align: center;
            margin-bottom: 28px;
        }
        .switch-intro h4 {
            font-size: 23px;
            font-weight: 750;
            color: #102636;
            line-height: 1.4;
            margin-bottom: 5px;
        }
        .switch-intro p {
            color: #597084;
            font-size: 15px;
        }
        .color-switch-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 14px;
        }
        .color-card {
            border-radius: 15px;
            padding: 16px;
            border-top: 5px solid var(--primary);
            background: #f5f8fc;
            transition: transform .22s, box-shadow .22s;
        }
        .color-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 26px rgba(9, 23, 35, 0.1);
        }
        .color-card.card-green {
            border-top-color: var(--success);
        }
        .color-card.card-blue {
            border-top-color: var(--primary-light);
        }
        .color-card.card-violet {
            border-top-color: #a78bfa;
        }
        .color-card.card-amber {
            border-top-color: #d6a862;
        }
        .color-card strong {
            display: block;
            color: #0f2636;
            font-size: 16px;
            margin-bottom: 4px;
        }
        .color-card span {
            color: #607888;
            font-size: 13px;
            line-height: 1.7;
        }

        /* ===== 内容纠错与反馈 ===== */
        .feedback-zone {
            background: linear-gradient(135deg, #0b2333 0%, #11283d 45%, #0d2332 100%);
            padding: clamp(52px, 6vw, 82px) 0;
            color: #fff;
        }
        .feedback-zone .page-head h2 {
            color: #fff;
        }
        .feedback-zone .page-head p {
            color: rgba(255, 255, 255, 0.68);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 22px;
            max-width: 980px;
            margin: 0 auto;
        }
        .feedback-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            display: flex;
            flex-direction: column;
            min-height: 210px;
        }
        .feedback-card .fb-icon {
            width: 46px;
            height: 46px;
            background: var(--primary);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 19px;
            box-shadow: 0 10px 24px rgba(22, 137, 201, 0.27);
            margin-bottom: 15px;
        }
        .feedback-card h4 {
            color: #fff;
            font-size: 19px;
            font-weight: 650;
            margin-bottom: 8px;
        }
        .feedback-card p {
            color: rgba(255, 255, 255, 0.58);
            font-size: 14px;
            line-height: 1.8;
            flex: 1;
            margin-bottom: 12px;
        }
        .feedback-card .btn {
            align-self: flex-start;
            margin-top: 4px;
        }
        @media (max-width: 767px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .form-protect-note {
            color: rgba(255, 255, 255, 0.35);
            font-size: 12px;
            line-height: 1.7;
            text-align: center;
            margin-top: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .form-protect-note i {
            color: var(--success);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-deep);
            padding: 64px 0 0;
            color: rgba(255, 255, 255, 0.68);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.8fr;
            gap: 34px;
            padding-bottom: 38px;
        }
        .footer-brand .brand-logo {
            font-size: 18px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.46);
            margin-top: 14px;
            max-width: 320px;
            line-height: 1.9;
            font-size: 14px;
        }
        .footer-col-title {
            font-size: 14px;
            color: #fff;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: .02em;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin: 8px 0;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            transition: all .2s ease;
        }
        .footer-links a:before {
            content: "";
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--primary-light);
            margin-right: 9px;
            opacity: .5;
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-safe {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.44);
        }
        .badge-line {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 13px;
        }
        .badge-line span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .08);
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 12px;
            color: rgba(255, 255, 255, .72);
        }
        .badge-line svg {
            width: 15px;
            height: 15px;
            color: var(--success);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 18px 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.42);
        }
        .footer-bottom .brand-domain {
            font-weight: 500;
            color: rgba(255, 255, 255, .68);
        }
        .footer-bottom .brand-domain a {
            color: rgba(255, 255, 255, .72);
        }
        .footer-bottom .brand-domain a:hover {
            color: var(--primary-light);
        }
        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }
        @media (max-width: 575px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 通用界面空隙 ===== */
        .pt-0 {
            padding-top: 0;
        }
        .line-divider {
            width: 80px;
            min-width: 80px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            border-radius: 999px;
            margin: 8px auto 22px;
        }
        .section-muted {
            background: #f5f8fc;
        }