/* roulang page: index */
:root{
    --bg-0:#050A18;
    --bg-1:#0A1428;
    --bg-glass:rgba(255,255,255,0.045);
    --bd-glass:rgba(255,255,255,0.09);
    --primary:#2E6CFF;
    --accent:#32E6C8;
    --warm:#FFC36E;
    --text-main:#EAF1FF;
    --text-sub:#9AA9BF;
    --text-weak:#6B7A94;
    --radius:18px;
    --radius-lg:20px;
    --radius-pill:999px;
    --shadow-card:0 18px 42px rgba(0,0,0,0.30);
    --ease:0.25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    background:var(--bg-0);color:var(--text-main);font-size:16px;line-height:1.7;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto;display:block;border:0}
button,input{font-family:inherit}
.container-wide{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.sec-pad{padding:88px 0}
.sec-pad-sm{padding:60px 0}
.text-sub{color:var(--text-sub)}.text-weak{color:var(--text-weak)}
.section-title-wrap{margin-bottom:42px}
.section-title-wrap .eyebrow{
    display:inline-flex;align-items:center;gap:10px;color:var(--accent);
    font-size:13px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;margin-bottom:10px;
}
.section-title-wrap .eyebrow::before{
    content:"";width:26px;height:1px;background:linear-gradient(90deg,transparent,var(--accent));
}

/* ---------- Dock导航 ---------- */
.site-dock-wrap{
    position:sticky;top:0;z-index:1080;padding:16px 20px 0;pointer-events:none;
}
.site-dock{
    max-width:1200px;margin:0 auto;pointer-events:auto;
    background:rgba(6,12,26,0.74);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border:1px solid rgba(255,255,255,0.08);
    border-radius:var(--radius-pill);
    box-shadow:0 16px 40px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.04);
    min-height:60px;
    display:flex;align-items:center;justify-content:space-between;
    padding-left:16px;padding-right:14px;
    position:relative;
    transition:background .3s, box-shadow .3s;
}
.site-dock .brand{display:flex;align-items:center;gap:10px;color:var(--text-main);font-weight:700;font-size:18px;padding:6px 8px 6px 4px;border-radius:999px}
.site-dock .brand-logo{
    width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#1a4fdb,#2E6CFF);
    display:flex;align-items:center;justify-content:center;flex:0 0 auto;
    box-shadow:0 0 16px rgba(46,108,255,0.35);color:#fff;font-size:17px;font-weight:800;
}
.dock-menu{display:flex;align-items:center;gap:2px}
.dock-menu .nav-link-item{
    color:var(--text-sub);font-size:15px;font-weight:500;padding:8px 16px;border-radius:999px;
    position:relative;transition:all .25s;line-height:1.4;
}
.dock-menu .nav-link-item:hover{color:var(--text-main);background:rgba(255,255,255,0.055)}
.dock-menu .nav-link-item.active{color:#fff}
.dock-menu .nav-link-item.active::after{
    content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:1px;
    width:6px;height:6px;border-radius:50%;background:var(--accent);
    box-shadow:0 0 10px rgba(50,230,200,.7);
}
.dock-right{display:flex;align-items:center;gap:10px}
.dock-right .search-icon{
    width:34px;height:34px;border-radius:50%;border:0;
    background:rgba(255,255,255,0.06);color:var(--text-sub);display:flex;align-items:center;justify-content:center;
    transition:all .25s;cursor:pointer;
}
.dock-right .search-icon:hover{color:var(--accent);border-color:rgba(50,230,200,0.35);background:rgba(50,230,200,0.06)}
.btn-dock-main{
    background:linear-gradient(135deg,#1f5fef,#2E6CFF);border:0;color:#fff;border-radius:999px;
    padding:7px 18px;font-size:14px;font-weight:600;letter-spacing:0.02em;
    box-shadow:0 0 18px rgba(46,108,255,0.35);
    transition:all .25s ease;white-space:nowrap;
}
.btn-dock-main:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 32px rgba(50,230,200,0.3);background:linear-gradient(135deg,#245fE0,#3585ff)}
.dock-toggle{
    display:none;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);
    color:#fff;border-radius:50%;width:38px;height:38px;align-items:center;justify-content:center;cursor:pointer;
}
.mobile-menu{
    display:none;position:absolute;top:calc(100% + 12px);left:12px;right:12px;
    background:rgba(7,12,26,.96);border:1px solid rgba(255,255,255,.1);border-radius:20px;
    padding:10px;box-shadow:0 24px 54px rgba(0,0,0,0.5);
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:11px 18px;border-radius:14px;font-size:15px;color:var(--text-sub);transition:all .2s}
.mobile-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
.mobile-menu a.active{color:var(--accent);background:rgba(50,230,200,.07)}
@media (max-width:991.98px){
    .site-dock{padding-left:12px;padding-right:10px}
}
@media (max-width:767px){
    .dock-menu{display:none}
    .btn-dock-main{padding:5px 12px;font-size:13px}
    .btn-dock-main span{display:none}
    .dock-toggle{display:inline-flex;margin-left:2px}
    .site-dock-wrap{padding-left:16px;padding-right:16px}
}

/* ---------- Hero ---------- */
.hero-sec{
    min-height:88vh;display:flex;align-items:center;position:relative;
    color:#fff;padding:44px 0 72px;
    background:linear-gradient(180deg,#050A18 0%,#030614 46%,#050A18 100%);
}
.hero-sec::before{
    content:"";position:absolute;left:0;right:0;top:0;bottom:0;z-index:0;
    background-image:
        radial-gradient(720px 360px at 18% 28%, rgba(46,108,255,0.18), transparent 62%),
        radial-gradient(560px 340px at 82% 64%, rgba(50,230,200,0.10), transparent 62%),
        radial-gradient(420px 300px at 68% 10%, rgba(255,195,110,0.05), transparent 60%);
    pointer-events:none;
}
.hero-sec::after{
    content:"";position:absolute;left:0;right:0;top:0;bottom:0;z-index:0;
    background-image:url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    opacity:0.12;pointer-events:none;
    mask-image:linear-gradient(to bottom,rgba(0,0,0,0.75),rgba(0,0,0,0.4) 60%,transparent);
    -webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,0.8),rgba(0,0,0,0.4) 60%,transparent);
}
.hero-container{position:relative;z-index:2}
.hero-badge{
    display:inline-flex;align-items:center;gap:8px;background:rgba(50,230,200,0.08);
    border:1px solid rgba(50,230,200,0.24);border-radius:999px;padding:6px 18px 6px 14px;
    font-size:13px;color:#c8fff4;letter-spacing:0.04em;margin-bottom:22px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 rgba(50,230,200,.5);animation:pulse 2s infinite}
@keyframes pulse{
    0%{box-shadow:0 0 0 0 rgba(50,230,200,.5)}
    70%{box-shadow:0 0 0 7px transparent}
    100%{box-shadow:0 0 0 0 transparent}
}
.hero-title{
    font-size:clamp(2.4rem,5vw,3.9rem);font-weight:800;line-height:1.18;letter-spacing:-0.01em;
    max-width:660px;margin-bottom:16px;
}
.hero-title .accent-txt{background:linear-gradient(90deg,var(--accent),#67f0db 60%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{
    font-size:18px;line-height:1.75;color:var(--text-sub);margin-bottom:26px;max-width:560px;
}
.hero-actions{display:flex;justify-content:flex-start}
.btn-primary-custom{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    background:linear-gradient(135deg,#1f5fef,#2E6CFF);color:#fff !important;
    border:0;border-radius:999px;padding:13px 28px;font-size:15px;font-weight:600;
    box-shadow:0 4px 28px rgba(46,108,255,.48), 0 0 22px rgba(46,108,255,.18);
    transition:all .25s ease;cursor:pointer;
}
.btn-primary-custom:hover{transform:translateY(-2px);box-shadow:0 8px 36px rgba(46,108,255,.45), 0 0 42px rgba(50,230,200,.25);color:#fff}
.btn-primary-custom:focus-visible{outline:3px solid rgba(50,230,200,.45);outline-offset:2px}
.btn-glass{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.18);color:#fff;
    border-radius:999px;padding:13px 28px;font-size:15px;font-weight:500;cursor:pointer;
    transition:all .25s ease;
}
.btn-glass:hover{border-color:rgba(50,230,200,0.4);color:var(--accent);background:rgba(255,255,255,0.04)}

.hero-scroll-down{
    position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:3;
    width:34px;height:34px;border-radius:50%;
    border:1px solid rgba(255,255,255,0.16);background:rgba(255,255,255,0.02);
    color:#7b9fd8;display:none;align-items:center;justify-content:center;transition:all .3s;
}
.hero-scroll-down:hover{color:var(--accent);border-color:rgba(50,230,200,.3)}
@media (max-width:768px){
    .hero-sec{min-height:auto;padding:40px 0 80px}
    .hero-title{font-size:2rem}
    .hero-sub{font-size:16px}
    .hero-actions{flex-direction:column;align-items:flex-start}
    .btn-glass,.btn-primary-custom{width:100%;max-width:330px}
    .hero-scroll-down{display:none}
}

/* ---------- 通用区块标题 ---------- */
.sec-title{
    font-size:clamp(1.6rem,3vw,2.2rem);font-weight:700;line-height:1.3;letter-spacing:0.01em;
    margin-bottom:6px;
}
.sec-subtle{max-width:520px}

/* ---------- 品牌理念区 ---------- */
.philosophy-sec{
    background:transparent;
}
.philosophy-left h2{
    font-size:clamp(1.5rem,2.5vw,1.9rem);font-weight:700;margin-bottom:18px;line-height:1.4;
}
.philosophy-left .lead-text{color:var(--text-sub);font-size:17px;line-height:1.8}
.philosophy-right{display:flex;flex-direction:column;gap:4px}
.plitem{
    display:flex;gap:18px;padding:22px 22px 22px 6px;border-top:1px solid rgba(255,255,255,0.06);
    transition:all .3s;position:relative;
}
.plitem:first-child{border-top-color:rgba(50,230,200,.25)}
.plitem:hover{border-top-color:rgba(50,230,200,.4)}
.plitem .num{
    font-size:26px;font-weight:800;color:var(--warm);line-height:1.2;width:46px;flex:0 0 auto;
    font-variant-numeric:tabular-nums;
}
.plitem .item-title{font-size:18px;font-weight:650;margin-bottom:6px}
.plitem .item-text{color:var(--text-sub);font-size:15px;line-height:1.7}
@media(max-width:991px){
    .philosophy-right{margin-top:36px}
}

/* ---------- 精选内容马赛克 ---------- */
.feature-sec{
    position:relative;
    background:var(--bg-1);
}
.feature-sec::after{
    content:'';position:absolute;left:0;top:0;width:340px;height:340px;border-radius:50%;
    background:radial-gradient(circle,rgba(50,230,200,0.08),transparent 70%);
    pointer-events:none;
}
.mosaic-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-auto-rows:240px;gap:18px}
.feature-card-main{
    grid-column:span 1;grid-row:span 2;
}
.feature-card{
    border-radius:var(--radius-lg);overflow:hidden;position:relative;border:1px solid rgba(255,255,255,0.07);
    background-size:cover;background-position:center;box-shadow:var(--shadow-card);
    transition:transform .3s ease,border-color .3s ease,box-shadow .3s;
    min-height:216px;
}
.feature-card:hover{
    transform:translateY(-5px);border-color:rgba(50,230,200,0.3);
    box-shadow:0 24px 52px rgba(0,0,0,0.35);
}
.feature-card .fc-overlay{
    position:absolute;left:0;right:0;bottom:0;padding:28px 22px 18px;
    background:linear-gradient(to top,rgba(2,6,18,.95) 20%,rgba(2,6,18,0.5) 60%,transparent);
    color:#fff;display:flex;flex-direction:column;justify-content:flex-end;
}
.feature-card .tag{
    display:inline-block;background:rgba(50,230,200,0.16);border:1px solid rgba(50,230,200,0.3);
    color:var(--accent);font-size:12px;font-weight:600;border-radius:999px;padding:2px 12px;margin-bottom:9px;align-self:flex-start;
    letter-spacing:0.02em;
}
.feature-card .fc-title{font-size:20px;font-weight:650;margin-bottom:5px;line-height:1.35}
.feature-card .fc-text{font-size:14px;color:rgba(234,241,255,0.74);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-card-main .fc-title{font-size:clamp(1.3rem,2.2vw,1.8rem)}
.feature-card-main .fc-text{font-size:15px}
.mosaic-grid .card-sm{
    background-size:cover;background-position:center;
}
.mosaic-grid .card-sm .fc-overlay{padding:22px 18px 12px}
.mosaic-grid .card-sm .fc-title{font-size:17px}
.card-1{background-image:url('/assets/images/coverpic/cover-1.webp')}
.card-2{background-image:url('/assets/images/coverpic/cover-3.webp')}
.card-3{background-image:url('/assets/images/coverpic/cover-4.png')}
.card-4{background-image:url('/assets/images/coverpic/cover-6.png')}
.card-connector{grid-column:span 1}
@media(max-width:700px){
    .mosaic-grid{grid-template-columns:1fr;grid-auto-rows:auto}
    .feature-card-main,.feature-card{min-height:230px}
    .feature-card-main .fc-text{font-size:14px}
}

/* ---------- 最新资讯列表区 CMS ---------- */
.news-sec{background:var(--bg-0)}
.news-list-grid{display:flex;flex-direction:column;gap:18px}
.news-main-card{
    display:grid;grid-template-columns:0.9fr 1.1fr;gap:20px;align-items:center;
    background:var(--bg-glass);border:1px solid var(--bd-glass);border-radius:var(--radius-lg);
    padding:18px;transition:all .3s;
}
.news-main-card:hover{transform:translateY(-4px);border-color:rgba(50,230,200,0.28);background:rgba(255,255,255,0.06)}
.news-main-card .news-thumb-img{
    border-radius:12px;width:100%;min-height:180px;background-size:cover;background-position:center;
    background-color:#0a1428;background-image:url('/assets/images/coverpic/cover-2.webp');
}
.news-thumb-placeholder{
    background-image:none !important;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,#0a1428,#081428);color:var(--text-weak);font-size:13px;
}
.news-cat-tag{
    display:inline-block;color:var(--accent);font-size:12px;font-weight:600;
    border:1px solid rgba(50,230,200,.22);background:rgba(50,230,200,.07);
    border-radius:999px;padding:3px 13px;margin-bottom:10px;
}
.news-title{font-size:17px;font-weight:650;line-height:1.55;margin-bottom:8px}
.news-title a{transition:all .2s}
.news-title a:hover{color:var(--accent)}
.news-desc{
    color:var(--text-sub);font-size:14px;line-height:1.7;margin-bottom:12px;
    display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
    display:flex;align-items:center;flex-wrap:wrap;gap:14px;color:var(--text-weak);font-size:13px;
}
.news-meta i{font-size:12px;margin-right:4px;color:var(--primary)}
.news-link{
    display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--accent);font-weight:600;
    margin-top:10px;
}
.news-grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
.news-card-sm{
    background:var(--bg-glass);border:1px solid var(--bd-glass);border-radius:var(--radius);
    padding:20px;transition:all .35s ease;display:flex;flex-direction:column;
}
.news-card-sm:hover{transform:translateY(-5px);border-color:rgba(50,230,200,.3);box-shadow:0 18px 38px rgba(0,0,0,0.25)}
.news-card-sm .n-date{font-size:12px;color:var(--text-weak);margin-bottom:4px;font-variant-numeric:tabular-nums}
.news-card-sm .n-cat{color:var(--primary);font-size:12px;margin-bottom:10px;font-weight:600}
.news-card-sm h4{font-size:16px;font-weight:650;line-height:1.55;margin-bottom:8px}
.news-card-sm h4 a{color:var(--text-main)}
.news-card-sm h4 a:hover{color:var(--accent)}
.news-card-sm p{font-size:13px;color:var(--text-sub);line-height:1.65;margin-bottom:10px;flex-grow:1}
.news-card-sm .read-more{
    color:var(--accent);font-size:13px;display:inline-flex;align-items:center;gap:4px;
    opacity:0.6;transition:opacity .2s;
}
.news-card-sm:hover .read-more{opacity:1}
.empty-tip{
    width:100%;text-align:center;padding:60px 20px;color:var(--text-weak);
    border:1px dashed rgba(255,255,255,0.12);
    border-radius:var(--radius);background:rgba(255,255,255,0.02);font-size:14px;
}
@media(max-width:991px){
    .news-main-card{grid-template-columns:1fr}
    .news-grid-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
    .news-grid-cards{grid-template-columns:1fr}
    .mosaic-grid{grid-template-columns:1fr}
    .news-sec .sec-pad{padding-top:56px;padding-bottom:56px}
}

/* ---------- 信任背书区 ---------- */
.trust-sec{background:var(--bg-1);position:relative}
.trust-sec::before{
    content:'';position:absolute;right:0;bottom:0;width:380px;height:280px;
    background:radial-gradient(circle,rgba(46,108,255,0.12),transparent 72%);pointer-events:none;
}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.stat-num{
    font-size:clamp(1.9rem,4vw,2.8rem);font-weight:800;line-height:1.25;letter-spacing:0.02em;
    background:linear-gradient(180deg,#fff 30%,rgba(255,255,255,0.45));
    -webkit-background-clip:text;background-clip:text;color:transparent;
    font-variant-numeric:tabular-nums;
    margin-bottom:6px;
}
.stat-num small{font-size:18px;color:var(--accent);-webkit-text-fill-color:var(--accent)}
.stat-label{color:var(--text-sub);font-size:14px}
.stats-divider{margin-left:8px}
@media(max-width:768px){
    .stats-row{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:460px){
    .stats-row{grid-template-columns:1fr;gap:20px}
}

/* ---------- FAQ区 ---------- */
.faq-sec{background:var(--bg-0)}
.accordion-custom .faq-item{
    border:1px solid var(--bd-glass);background:rgba(255,255,255,0.035);
    border-radius:var(--radius);margin-bottom:12px;
    overflow:hidden;transition:border-color .25s;
}
.accordion-custom .faq-item[class*="active"], .accordion-custom .faq-item:hover{border-color:rgba(50,230,200,0.25)}
.faq-q{
    cursor:pointer;display:flex;align-items:center;gap:16px;padding:22px 24px;
    font-size:16px;font-weight:600;color:var(--text-main);justify-content:space-between;
    transition:background .2s;position:relative;
}
.faq-q .q-tag{
    color:var(--accent);font-size:19px;font-weight:700;margin-right:2px;width:30px;flex:0 0 auto;opacity:0.8;
}
.faq-q .faq-arrow{
    width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    background:rgba(255,255,255,0.06);color:var(--text-sub);font-size:13px;transition:all .3s;
}
.faq-a{
    max-height:0;overflow:hidden;transition:max-height .35s ease;
    padding:0 24px 0 54px;color:var(--text-sub);font-size:15px;line-height:1.8;
}
.faq-item.open .faq-a{max-height:240px;padding-bottom:22px}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--accent);background:rgba(50,230,200,0.12)}
@media(max-width:520px){
    .faq-q{padding:18px 16px;font-size:15px}
    .faq-a{padding-left:16px;padding-right:16px}
    .faq-item.open .faq-a{padding-bottom:18px}
}

/* ---------- CTA 订阅 ---------- */
.cta-sub-sec{background:var(--bg-0);padding-top:20px}
.cta-glass{
    position:relative;border-radius:28px;background:rgba(255,255,255,0.055);
    border:1px solid rgba(255,255,255,0.13);backdrop-filter:blur(10px);
    box-shadow:0 26px 64px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.07);
    padding:44px 40px;overflow:hidden;
}
.cta-glass::before{
    content:'';position:absolute;left:20px;right:20px;top:0;height:1px;
    background:linear-gradient(90deg,transparent,rgba(50,230,200,0.55),transparent);
}
.cta-glass::after{
    content:'';position:absolute;right:-100px;bottom:-120px;width:300px;height:240px;border-radius:50%;
    background:radial-gradient(circle,rgba(46,108,255,0.12),transparent 70%);pointer-events:none;
}
.cta-row{display:flex;justify-content:space-between;align-items:center;gap:26px}
.cta-text h2{font-size:clamp(1.4rem,2.4vw,2rem);font-weight:700;margin-bottom:8px;line-height:1.3}
.cta-text p{color:var(--text-sub);font-size:15px;margin-bottom:0}
.cta-form-wrap .mail-form{display:flex;gap:10px}
.cta-form-wrap .form-control{
    width:240px;background:rgba(0,0,0,0.26);border:1px solid rgba(255,255,255,0.14);
    border-radius:999px;color:#fff;padding:11px 20px;font-size:14px;
    transition:all .25s;
}
.cta-form-wrap .form-control::placeholder{color:rgba(154,169,191,0.55);font-size:13px}
.cta-form-wrap .form-control:focus{
    border-color:var(--accent);box-shadow:0 0 0 3px rgba(50,230,200,0.16);
    background:rgba(0,0,0,0.34);color:#fff;
}
.btn-email{
    border:0;background:linear-gradient(135deg,#1f5fef,#2E6CFF);color:#fff;
    border-radius:999px;padding:11px 26px;font-size:14px;font-weight:600;
    box-shadow:0 0 18px rgba(46,108,255,0.35);transition:all .25s;white-space:nowrap;
}
.btn-email:hover{border:0;transform:translateY(-2px);box-shadow:0 0 34px rgba(50,230,200,0.3);color:#fff}
.form-msg{font-size:12px;color:var(--text-sub);margin-top:8px;padding-left:8px}
@media(max-width:768px){
    .cta-glass{padding:32px 22px}
    .cta-row{flex-direction:column}
    .cta-form-wrap{width:100%;max-width:400px}
    .cta-form-wrap .form-control{width:100%}
    .mail-form{flex-direction:column}
    .btn-email{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{
    border-top:1px solid rgba(255,255,255,0.08);
    background:rgba(2,5,12,0.7);
    padding-top:54px;padding-bottom:24px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.15fr 1fr 0.9fr;gap:42px;margin-bottom:44px}
.f-title{
    font-size:15px;font-weight:650;color:var(--text-main);margin-bottom:16px;letter-spacing:0.02em;
}
.footer-about{color:var(--text-sub);font-size:14px;line-height:1.8}
.footer-logo-brand{
    display:flex;align-items:center;gap:8px;font-weight:700;font-size:19px;margin-bottom:18px;
}
.footer-logo-brand .logo-icon{
    width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,#1a4fdb,#2E6CFF);
    display:flex;align-items:center;justify-content:center;font-size:13px;
    color:#fff!important;
}
.footer-links{list-style:none;}
.footer-links li{margin-bottom:9px}
.footer-links a{color:var(--text-sub);font-size:14px;transition:all .2s}
.footer-links a:hover{color:var(--accent)}
.footer-contact{font-size:14px;color:var(--text-sub);line-height:2.2}
.footer-contact i{width:20px;color:var(--primary)}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,0.06);padding-top:24px;
    display:flex;align-items:center;flex-wrap:wrap;gap:8px;justify-content:space-between;
    color:var(--text-weak);font-size:13px;line-height:1.6;
}
.copyright-link{color:var(--text-weak)}
.copyright-link:hover{color:var(--text-main)}
@media(max-width:992px){
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:650px){
    .footer-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:4px}
}
@media(max-width:767px){
    .site-dock-wrap{position:sticky;top:6px;}
}

/* ---------- focus accessible ---------- */
a:focus-visible,button:focus-visible, input:focus-visible{
    outline:2px solid rgba(50,230,200,0.55);outline-offset:2px;border-radius:4px;
}

::-webkit-scrollbar{width:10px;height:7px}
::-webkit-scrollbar-track{background:#0a101f}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.16);border-radius:99px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.25)}

/* roulang page: category1 */
:root {
    --bg-0: #050A18;
    --bg-1: #0A1428;
    --panel: rgba(255, 255, 255, 0.045);
    --panel-strong: rgba(255, 255, 255, 0.07);
    --border: rgba(255, 255, 255, 0.09);
    --primary: #2E6CFF;
    --accent: #32E6C8;
    --warm: #FFC36E;
    --text: #EAF1FF;
    --text-2: #9AA9BF;
    --text-3: #6B7A94;
    --radius-lg: 22px;
    --radius-md: 18px;
    --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.28);
    --section-space: clamp(60px, 8vw, 104px);
    --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg-0);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.7;
    overflow-x: hidden;
}

body,
p,
h1,
h2,
h3,
ul,
ol {
    color: inherit;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color .2s ease, border-color .2s ease, background .2s ease;
}

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

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

button,
input {
    font-family: inherit;
    color: inherit;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.container-wide {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: 24px;
}

@media (max-width: 575px) {
    .container-wide {
        padding-inline: 18px;
    }
}

/* Dock Navigation */
.site-dock {
    position: sticky;
    top: 14px;
    z-index: 1080;
    display: flex;
    align-items: center;
    gap: 14px;
    max-width: 1200px;
    width: calc(100% - 48px);
    margin: 14px auto 0;
    padding: 9px 22px;
    background: rgba(7, 12, 26, 0.76);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 999px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.36);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    color: var(--text);
    font-size: 18px;
    font-weight: 800;
    letter-spacing: .02em;
    white-space: nowrap;
}

.brand:hover {
    color: #fff;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), #5d8bff);
    color: #fff;
    font-size: 15px;
    font-weight: 900;
    box-shadow: 0 0 0 4px rgba(46, 108, 255, 0.15), 0 0 22px rgba(46, 108, 255, 0.3);
    flex: 0 0 auto;
}

.dock-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-inline: auto;
}

.nav-link-item {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 7px 14px;
    border-radius: 999px;
    color: var(--text-2);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    transition: background .25s ease, color .25s ease;
}

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

.nav-link-item.active {
    color: #fff;
    background: rgba(46, 108, 255, 0.16);
    box-shadow: inset 0 0 0 1px rgba(46, 108, 255, 0.14);
}

.nav-link-item.active::after {
    content: "";
    display: block;
    width: 6px;
    height: 6px;
    margin: 0 auto -2px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px rgba(50, 230, 200, 0.8);
}

.dock-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
}

.btn-dock-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 38px;
    padding: 7px 16px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), #3a76ff);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: 0 6px 22px rgba(46, 108, 255, 0.32);
}

.btn-dock-main:hover {
    color: #fff;
    background: linear-gradient(135deg, #2a62ef, #4a82ff);
    box-shadow: 0 0 44px rgba(50, 230, 200, 0.28);
    transform: translateY(-2px);
}

.dock-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border);
    color: var(--text);
}

/* Category Hero */
.category-hero {
    position: relative;
    padding: clamp(58px, 7vw, 92px) 0 clamp(54px, 6vw, 84px);
    border-radius: 0 0 34px 34px;
    overflow: hidden;
    background-image:
        linear-gradient(180deg, rgba(5, 10, 24, 0.82), rgba(5, 10, 24, 0.96)),
        radial-gradient(circle at 76% 20%, rgba(46, 108, 255, 0.2), transparent 34%),
        url('/assets/images/backpic/back-1.webp');
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.05);
}

.category-hero::after {
    content: "";
    position: absolute;
    right: -90px;
    top: 30%;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(50, 230, 200, 0.12), transparent 68%);
    pointer-events: none;
}

.breadcrumb-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 22px;
    font-size: 14px;
    color: var(--text-3);
}

.breadcrumb-line a {
    color: var(--text-2);
}

.breadcrumb-line a:hover {
    color: var(--accent);
}

.breadcrumb-sep {
    color: var(--text-3);
}

.hero-title {
    max-width: 900px;
    margin: 0 0 18px;
    color: #fff;
    font-size: clamp(2.25rem, 4.4vw, 3.4rem);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.015em;
}

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

.hero-lede {
    max-width: 780px;
    margin: 0 0 28px;
    color: var(--text-2);
    font-size: 16px;
    line-height: 1.85;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
    font-size: 13px;
}

/* Page Sections */
.page-section {
    padding-block: var(--section-space);
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.06em;
}

.section-kicker::before {
    content: "";
    width: 22px;
    height: 2px;
    border-radius: 99px;
    background: linear-gradient(90deg, var(--accent), rgba(50, 230, 200, 0.2));
}

.section-title {
    margin: 0 0 18px;
    font-size: clamp(1.55rem, 3vw, 2.2rem);
    font-weight: 700;
    line-height: 1.4;
    color: #fff;
}

.section-desc {
    max-width: 760px;
    margin: 0;
    color: var(--text-2);
    font-size: 16px;
    line-height: 1.8;
}

/* Topic Split Cards */
.topic-split-card {
    display: block;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    box-shadow: var(--shadow-card);
    overflow: hidden;
    margin-bottom: clamp(32px, 4vw, 52px);
    transition: transform .25s ease, border-color .25s ease;
}

.topic-split-card:hover {
    transform: translateY(-4px);
    border-color: rgba(50, 230, 200, 0.3);
}

.topic-visual-col {
    padding: 0;
    min-height: 280px;
    position: relative;
}

.topic-visual-col img {
    width: 100%;
    height: 100%;
    min-height: 280px;
    object-fit: cover;
    display: block;
}

.topic-image-tip {
    position: absolute;
    bottom: 18px;
    left: 18px;
    margin: 0;
    padding: 6px 12px;
    border-radius: 999px;
    backdrop-filter: blur(12px);
    background: rgba(5, 10, 24, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 12px;
    color: #fff;
    letter-spacing: 0.02em;
}

.topic-content-col {
    padding: clamp(24px, 4.4vw, 56px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (max-width: 991px) {
    .topic-visual-col {
        max-height: 420px;
        overflow: hidden;
    }
}

.point-list {
    list-style: none;
    margin: 18px 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.point-list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.point-list .point-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(46, 108, 255, 0.18);
    border: 1px solid rgba(46, 108, 255, 0.3);
    color: #fff;
    font-size: 12px;
    flex: 0 0 auto;
    margin-top: 5px;
}

.point-list .point-text {
    color: var(--text-2);
    font-size: 15px;
    line-height: 1.7;
}

.point-list .point-text strong {
    display: block;
    margin-bottom: 2px;
    color: var(--text);
    font-weight: 650;
}

.step-track {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 18px;
    margin-top: 24px;
}

.step-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(255, 255, 255, 0.09);
    font-size: 14px;
    color: var(--text);
}

.step-chip .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 12px;
    font-weight: 700;
}

.callout-box {
    margin-top: 24px;
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(255, 195, 110, 0.08);
    border: 1px solid rgba(255, 195, 110, 0.16);
    color: var(--warm);
    font-size: 14px;
    line-height: 1.8;
}

.repair-grid {
    list-style: none;
    margin: 26px 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.repair-grid li {
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.repair-grid li span {
    display: block;
    color: var(--text-3);
    font-size: 13px;
}

.repair-grid li strong {
    color: var(--text);
    font-size: 15px;
    font-weight: 600;
}

/* FAQ */
.faq-section {
    background: linear-gradient(180deg, rgba(10, 20, 40, 0.26), transparent);
}

.faq-header {
    margin-bottom: 34px;
}

.faq-card {
    border: 1px solid var(--border) !important;
    border-radius: 20px !important;
    background: rgba(255, 255, 255, 0.045) !important;
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.16);
}

.faq-card .accordion-header {
    background: transparent;
}

.faq-card .accordion-button {
    background: transparent !important;
    color: var(--text) !important;
    font-size: 16px;
    font-weight: 600;
    padding: 18px 22px;
    box-shadow: none !important;
}

.faq-card .accordion-button::after {
    background-image: none;
    content: "\f107";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    transform: none;
    transition: transform .2s ease;
}

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

.faq-card .accordion-body {
    padding: 4px 22px 22px;
    color: var(--text-2);
    font-size: 15px;
    line-height: 1.85;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(255, 255, 255, 0.02);
}

/* Category CTA */
.cta-section {
    padding-bottom: var(--section-space);
}

.cta-box {
    position: relative;
    padding: clamp(32px, 5vw, 72px);
    border-radius: 28px;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(46, 108, 255, 0.18), rgba(50, 230, 200, 0.06)),
        url('/assets/images/backpic/back-3.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.34);
}

.cta-box::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(5, 10, 24, 0.9), rgba(5, 10, 24, 0.62));
}

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

.cta-box h2 {
    max-width: 680px;
    margin: 0 0 16px;
    font-size: clamp(1.6rem, 3.2vw, 2.4rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.35;
}

.cta-box p {
    max-width: 660px;
    color: var(--text-2);
    font-size: 16px;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.btn-kaiyun-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 12px 24px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), #3a76ff);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: #fff !important;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 10px 28px rgba(46, 108, 255, 0.35);
    transition: transform .25s ease, box-shadow .25s ease;
}

.btn-kaiyun-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 44px rgba(50, 230, 200, 0.38);
}

.btn-kaiyun-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 12px 24px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: #fff !important;
    font-size: 15px;
    font-weight: 500;
    backdrop-filter: blur(8px);
    transition: border-color .25s ease, background .25s ease;
}

.btn-kaiyun-ghost:hover {
    background: rgba(255, 255, 255, 0.13);
    border-color: rgba(50, 230, 200, 0.5);
}

/* Footer */
.site-footer {
    background: #030611;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 58px 0 26px;
    color: var(--text-2);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 36px 40px;
    margin-bottom: 34px;
}

.footer-logo-brand {
    display: flex;
    align-items: center;
    gap: 11px;
    color: #fff;
    font-size: 19px;
    font-weight: 800;
    margin-bottom: 14px;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 16px;
}

.footer-about {
    max-width: 480px;
    margin: 0;
    color: var(--text-3);
    font-size: 14px;
    line-height: 1.85;
}

.f-title {
    color: #fff;
    font-size: 15px;
    font-weight: 650;
    margin-bottom: 18px;
    letter-spacing: .02em;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-2);
    font-size: 14px;
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    color: var(--text-3);
    font-size: 14px;
}

.footer-contact i {
    color: var(--accent);
    margin-right: 7px;
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-3);
    font-size: 13px;
}

/* Responsive */
@media (max-width: 991px) {
    .site-dock {
        width: calc(100% - 32px);
        gap: 8px;
        padding: 8px 14px 8px 18px;
    }

    .dock-menu {
        display: none;
        position: absolute;
        top: calc(100% + 12px);
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        padding: 14px;
        background: rgba(5, 10, 24, 0.97);
        border: 1px solid var(--border);
        border-radius: 22px;
        box-shadow: 0 18px 38px rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }

    .dock-menu.open {
        display: flex;
    }

    .nav-link-item {
        width: 100%;
        padding: 12px 14px;
    }

    .nav-link-item.active::after {
        margin-left: 6px;
        display: inline-block;
    }

    .dock-toggle {
        display: inline-flex;
    }

    .dock-right .btn-dock-main span,
    .dock-right .btn-dock-main i {
        display: none;
    }

    .dock-right .btn-dock-main {
        padding: 8px 13px;
        min-width: 0;
    }

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

@media (max-width: 767px) {
    .category-hero {
        border-radius: 0 0 22px 22px;
    }

    .topic-content-col {
        padding: 26px 20px;
    }

    .point-list .point-text,
    .section-desc {
        font-size: 15px;
    }

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

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 575px) {
    .brand {
        font-size: 15px;
    }

    .brand-logo {
        width: 30px;
        height: 30px;
    }

    .site-dock {
        padding-left: 12px;
        padding-right: 8px;
    }

    .dock-right .btn-dock-main {
        padding: 8px 10px;
        font-size: 12px;
    }

    .hero-title {
        font-size: 1.9rem;
    }

    .hero-tags {
        gap: 8px;
    }

    .topic-visual-col img {
        min-height: 220px;
    }

    .cta-box {
        padding: 28px 20px;
        border-radius: 20px;
    }
}

/* roulang page: article */
:root {
    --bg-0: #050A18;
    --bg-1: #0A1428;
    --bg-2: #0D1B36;
    --primary: #2E6CFF;
    --accent: #32E6C8;
    --warm: #FFC36E;
    --text-main: #EAF1FF;
    --text-sub: #9AA9BF;
    --text-mute: #6B7A94;
    --border-soft: rgba(255, 255, 255, 0.09);
    --border-bright: rgba(50, 230, 200, 0.6);
    --glass: rgba(255, 255, 255, 0.045);
    --radius-card: 18px;
    --radius-pill: 999px;
    --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.28);
    --shadow-cta: 0 0 32px rgba(50, 230, 200, 0.28);
    --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg-0);
    color: var(--text-main);
    font-family: var(--font-stack);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
}

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

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

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

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

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

.container-wide {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

.skip-link {
    position: absolute;
    left: 16px;
    top: -90px;
    z-index: 3000;
    padding: 10px 18px;
    border-radius: 999px;
    background: var(--accent);
    color: #050A18;
    font-weight: 700;
    font-size: 14px;
    transition: top .25s ease;
}

.skip-link:focus {
    top: 16px;
    color: #050A18;
}

:focus-visible {
    outline: 2px solid rgba(50, 230, 200, 0.75);
    outline-offset: 3px;
    border-radius: 8px;
}

/* 浮动 Dock 导航 */
.site-dock {
    position: sticky;
    top: 16px;
    z-index: 1040;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: calc(100% - 32px);
    max-width: 1200px;
    min-height: 64px;
    margin: 16px auto 0;
    padding: 0 8px 0 20px;
    background: rgba(7, 12, 26, 0.68);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.38);
    transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.site-dock.is-scrolled {
    background: rgba(5, 9, 20, 0.9);
    border-color: rgba(255, 255, 255, 0.12);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.18rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #fff;
    white-space: nowrap;
    margin-right: 12px;
}

.brand-logo {
    display: inline-grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 15px;
    font-weight: 900;
    box-shadow: 0 0 24px rgba(46, 108, 255, 0.45);
}

.dock-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link-item {
    position: relative;
    display: inline-block;
    padding: 8px 14px;
    border-radius: 999px;
    color: var(--text-sub);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.5;
    transition: background .2s ease, color .2s ease, box-shadow .2s ease;
}

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

.nav-link-item.active {
    color: #fff;
    background: rgba(50, 230, 200, 0.09);
}

.nav-link-item.active::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 4px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
    transform: translateX(-50%);
}

.dock-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-dock-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 999px;
    border: 1px solid rgba(128, 176, 255, 0.38);
    background: linear-gradient(135deg, #1D61F7, #2E6CFF);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: 0 0 26px rgba(46, 108, 255, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.18);
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.btn-dock-main:hover {
    color: #fff;
    transform: translateY(-2px);
    background: linear-gradient(135deg, #2E6CFF, #32A8E6);
    box-shadow: 0 0 40px rgba(50, 230, 200, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.dock-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-soft);
    color: var(--text-main);
    font-size: 16px;
    transition: background .2s ease, border-color .2s ease;
}

.dock-toggle:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(50, 230, 200, 0.4);
}

/* 文章首屏 */
.article-spotlight {
    position: relative;
    padding: 76px 0 72px;
    background:
        linear-gradient(180deg, rgba(5, 10, 24, 0.86) 0%, rgba(5, 10, 24, 0.55) 46%, rgba(5, 10, 24, 0.96) 100%),
        radial-gradient(circle at 78% 18%, rgba(50, 230, 200, 0.12), transparent 42%),
        radial-gradient(circle at 8% 30%, rgba(46, 108, 255, 0.22), transparent 50%),
        url('/assets/images/backpic/back-1.webp') center 28% / cover no-repeat;
}

.article-spotlight::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(50, 230, 200, 0.35), transparent);
}

.breadcrumb-line {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-mute);
    font-size: 13px;
    flex-wrap: wrap;
}

.breadcrumb-line a {
    color: var(--text-sub);
    transition: color .2s ease;
}

.breadcrumb-line a:hover {
    color: var(--accent);
}

.crumb-arrow {
    font-size: 9px;
    opacity: .7;
}

.crumb-current {
    max-width: 420px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-sub);
}

.article-flag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(46, 108, 255, 0.12);
    border: 1px solid rgba(46, 108, 255, 0.3);
    color: #C9DFFF;
    font-size: 13px;
    letter-spacing: .02em;
    margin-top: 30px;
}

.article-flag i {
    color: var(--accent);
    font-size: 12px;
}

.article-heading {
    max-width: 920px;
    margin-top: 22px;
}

.article-title {
    font-size: clamp(2rem, 4vw, 3.1rem);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.01em;
    color: #F6F9FF;
    overflow-wrap: anywhere;
    margin: 0;
}

.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px 22px;
    max-width: 920px;
    margin-top: 28px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-sub);
    font-size: 14px;
}

.meta-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.meta-item i {
    color: var(--text-mute);
    font-size: 13px;
}

.meta-divider {
    width: 1px;
    height: 14px;
    background: rgba(255, 255, 255, 0.16);
}

/* 正文阅读区 */
.article-content-section {
    position: relative;
    padding: 0 0 46px;
}

.article-shell {
    position: relative;
    margin-top: -34px;
    padding: clamp(30px, 5vw, 56px);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(255, 255, 255, 0.09);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.article-shell::before {
    content: '';
    position: absolute;
    top: 0;
    left: 24%;
    right: 24%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(50, 230, 200, 0.7), transparent);
}

.article-prose {
    max-width: 780px;
    margin: 0 auto;
    color: #D9E4F8;
    font-size: 17px;
    line-height: 1.9;
}

.article-prose p {
    margin: 1.25em 0;
}

.article-prose h2,
.article-prose h3,
.article-prose h4 {
    color: #F0F5FF;
    line-height: 1.45;
}

.article-prose h2 {
    font-size: 1.65rem;
    font-weight: 800;
    margin: 2.1em 0 0.9em;
    padding-left: 15px;
    border-left: 4px solid var(--accent);
    border-radius: 2px;
}

.article-prose h3 {
    font-size: 1.32rem;
    font-weight: 750;
    margin: 1.8em 0 0.8em;
}

.article-prose h4 {
    font-size: 1.08rem;
    font-weight: 700;
    margin: 1.5em 0 0.6em;
}

.article-prose a {
    color: var(--accent);
    border-bottom: 1px solid rgba(50, 230, 200, 0.3);
    transition: border-color .2s ease, color .2s ease;
}

.article-prose a:hover {
    color: #fff;
    border-bottom-color: var(--accent);
}

.article-prose ul,
.article-prose ol {
    margin: 1.2em 0;
    padding-left: 1.4em;
}

.article-prose li {
    margin: 0.45em 0;
}

.article-prose blockquote {
    margin: 1.6em 0;
    padding: 18px 22px;
    border-radius: 14px;
    border-left: 3px solid var(--primary);
    background: rgba(46, 108, 255, 0.09);
    color: #CFDCFF;
}

.article-prose blockquote p:first-child {
    margin-top: 0;
}

.article-prose blockquote p:last-child {
    margin-bottom: 0;
}

.article-prose img {
    margin: 1.6em auto;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
    background: rgba(255, 255, 255, 0.04);
}

.article-prose figure {
    margin: 1.6em 0;
}

.article-prose figure img {
    margin: 0 auto;
}

.article-prose figcaption {
    margin-top: 10px;
    color: var(--text-mute);
    font-size: 13px;
    text-align: center;
}

.article-prose table {
    width: 100%;
    margin: 1.6em 0;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 15px;
}

.article-prose table th {
    background: rgba(46, 108, 255, 0.15);
    color: #E9F0FF;
}

.article-prose table th,
.article-prose table td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    vertical-align: top;
}

.article-prose table tr:last-child td {
    border-bottom: none;
}

.article-prose code {
    padding: 2px 8px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
    color: #C7F5EA;
    font-size: .9em;
}

.article-prose pre {
    margin: 1.6em 0;
    padding: 18px 20px;
    background: #071021;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 14px;
    overflow-x: auto;
    line-height: 1.7;
}

.article-prose pre code {
    padding: 0;
    background: transparent;
}

/* 内容未找到 */
.article-empty {
    max-width: 720px;
    margin: 0 auto;
    padding: 56px 24px 48px;
    text-align: center;
}

.empty-icon {
    display: inline-grid;
    place-items: center;
    width: 76px;
    height: 76px;
    border-radius: 26px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.09);
    color: var(--accent);
    font-size: 28px;
}

.empty-title {
    margin-top: 22px;
    font-size: 24px;
    font-weight: 800;
    color: #F4F7FF;
}

.empty-copy {
    margin: 18px auto 28px;
    max-width: 460px;
    color: var(--text-sub);
    font-size: 15px;
}

/* 相关阅读 */
.related-section {
    padding: 78px 0 34px;
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
}

.section-eyebrow {
    display: block;
    font-size: 13px;
    letter-spacing: .08em;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 8px;
}

.section-title {
    font-size: clamp(1.55rem, 3vw, 2.1rem);
    font-weight: 800;
    line-height: 1.35;
    margin: 0;
    color: #F1F5FF;
    letter-spacing: -0.01em;
}

.section-more-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-sub);
    font-size: 14px;
    padding: 9px 16px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: color .2s, border-color .2s, background .2s;
}

.section-more-link:hover {
    color: var(--accent);
    border-color: rgba(50, 230, 200, 0.4);
    background: rgba(50, 230, 200, 0.06);
}

.related-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--glass);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.related-card:hover {
    transform: translateY(-5px);
    border-color: rgba(50, 230, 200, 0.32);
    box-shadow: 0 24px 54px rgba(0, 0, 0, 0.4);
}

.related-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    background: rgba(255, 255, 255, 0.03);
    overflow: hidden;
}

.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}

.related-card:hover .related-thumb img {
    transform: scale(1.04);
}

.related-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 6px 13px;
    border-radius: 999px;
    background: rgba(5, 10, 24, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: #fff;
    font-size: 12px;
    letter-spacing: .02em;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.related-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 12px;
    padding: 20px;
}

.related-title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
    color: #F2F6FF;
    margin: 0;
    transition: color .2s ease;
}

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

.related-note {
    color: var(--text-sub);
    font-size: 14px;
    line-height: 1.75;
    margin: 0;
}

.related-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    color: var(--accent);
    font-size: 14px;
    font-weight: 600;
}

.related-more i {
    transition: transform .2s ease;
}

.related-card:hover .related-more i {
    transform: translateX(4px);
}

/* 出口 CTA */
.exit-section {
    padding: 44px 0 40px;
}

.exit-panel {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: clamp(28px, 4vw, 42px);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-soft);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.exit-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 14%;
    right: 14%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(50, 230, 200, 0.65), transparent);
}

.exit-title {
    font-size: clamp(1.2rem, 2.2vw, 1.55rem);
    font-weight: 750;
    color: #F3F7FF;
    line-height: 1.4;
}

.exit-copy {
    margin-top: 8px;
    color: var(--text-sub);
    font-size: 14px;
    max-width: 560px;
}

.exit-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    white-space: nowrap;
}

.btn-outline-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #E7EEFF;
    background: rgba(255, 255, 255, 0.03);
    font-size: 14px;
    font-weight: 600;
    transition: background .2s, border-color .2s, color .2s, transform .2s;
}

.btn-outline-light:hover {
    color: var(--accent);
    background: rgba(50, 230, 200, 0.08);
    border-color: rgba(50, 230, 200, 0.45);
    transform: translateY(-2px);
}

.btn-soft-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 24px;
    border-radius: 999px;
    background: linear-gradient(135deg, #1D61F7, #3276FF);
    border: 1px solid rgba(128, 176, 255, 0.4);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 0 26px rgba(46, 108, 255, 0.24);
    transition: transform .2s, box-shadow .2s, background .2s;
}

.btn-soft-primary:hover {
    color: #fff;
    background: linear-gradient(135deg, #3276FF, #38A8FF);
    box-shadow: 0 0 38px rgba(50, 230, 200, 0.36);
    transform: translateY(-2px);
}

/* 页脚 */
.site-footer {
    background: #04070F;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding: 56px 0 24px;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.55fr 1fr 1.1fr;
    gap: 44px;
    padding-bottom: 34px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.footer-logo-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    color: #F1F5FF;
}

.logo-icon {
    display: inline-grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 17px;
    box-shadow: 0 0 22px rgba(46, 108, 255, 0.35);
}

.footer-about {
    margin-top: 16px;
    color: var(--text-mute);
    font-size: 14px;
    line-height: 1.85;
    max-width: 420px;
}

.f-title {
    color: #C7D4EC;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 0;
    padding: 0;
}

.footer-links a {
    color: var(--text-sub);
    font-size: 14px;
    transition: color .2s ease, padding-left .2s ease;
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    color: var(--text-sub);
    font-size: 14px;
}

.footer-contact div {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    color: var(--accent);
    font-size: 13px;
    width: 16px;
    text-align: center;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px 20px;
    padding-top: 22px;
    color: #5B6980;
    font-size: 13px;
}

/* 响应式 */
@media (max-width: 991.98px) {
    .article-spotlight {
        padding: 62px 0 54px;
    }

    .dock-menu {
        position: absolute;
        left: 10px;
        right: 10px;
        top: calc(100% + 10px);
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        padding: 10px;
        background: rgba(7, 12, 26, 0.96);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: 22px;
        box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
        -webkit-backdrop-filter: blur(20px);
        backdrop-filter: blur(20px);
    }

    .dock-menu.open {
        display: flex;
    }

    .nav-link-item {
        padding: 13px 16px;
    }

    .nav-link-item.active::after {
        left: auto;
        right: 22px;
        bottom: auto;
        top: 50%;
        transform: translateY(-50%);
    }

    .dock-toggle {
        display: inline-flex;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 767.98px) {
    .container-wide {
        padding-left: 16px;
        padding-right: 16px;
    }

    .site-dock {
        width: calc(100% - 24px);
        margin-top: 12px;
        padding-left: 14px;
    }

    .brand {
        margin-right: 0;
    }

    .brand span:last-child {
        font-size: 16px;
    }

    .btn-dock-main {
        padding: 9px 15px;
        font-size: 13px;
    }

    .btn-dock-main .d-md-inline {
        display: none !important;
    }

    .article-spotlight {
        padding: 48px 0 42px;
    }

    .breadcrumb-line {
        gap: 6px;
        font-size: 12px;
    }

    .crumb-current {
        max-width: 210px;
    }

    .article-title {
        font-size: 1.72rem;
        line-height: 1.35;
        overflow-wrap: anywhere;
    }

    .article-flag {
        margin-top: 22px;
        font-size: 12px;
    }

    .article-meta {
        gap: 10px 16px;
        font-size: 13px;
    }

    .article-content-section {
        padding-bottom: 32px;
    }

    .article-shell {
        margin-top: -22px;
        padding: 26px 18px;
        border-radius: 20px;
    }

    .article-prose {
        font-size: 16px;
        line-height: 1.85;
    }

    .article-prose h2 {
        font-size: 1.35rem;
    }

    .article-prose h3 {
        font-size: 1.15rem;
    }

    .related-section {
        padding: 58px 0 30px;
    }

    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
        margin-bottom: 22px;
    }

    .related-thumb {
        aspect-ratio: 16 / 8;
    }

    .article-empty {
        padding: 36px 0 30px;
    }

    .exit-section {
        padding: 32px 0 24px;
    }

    .exit-panel {
        flex-direction: column;
        align-items: flex-start;
        gap: 22px;
        border-radius: 20px;
    }

    .exit-actions {
        width: 100%;
    }

    .exit-actions a {
        flex: 1;
    }

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

    .site-footer {
        padding-top: 44px;
    }
}

@media (max-width: 575.98px) {
    .brand-logo {
        width: 28px;
        height: 28px;
        border-radius: 9px;
        font-size: 13px;
    }

    .btn-dock-main {
        padding: 9px 14px;
    }

    .article-flag {
        padding: 6px 12px;
    }

    .article-title {
        font-size: 1.5rem;
    }

    .exit-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .exit-actions a {
        width: 100%;
    }

    .section-more-link {
        font-size: 13px;
    }
}

/* roulang page: category2 */
:root {
            --bg-0: #050A18;
            --bg-1: #0A1428;
            --bg-2: #0D1730;
            --bg-elev: rgba(255, 255, 255, 0.045);
            --line: rgba(255, 255, 255, 0.09);
            --line-soft: rgba(255, 255, 255, 0.14);
            --primary: #2E6CFF;
            --accent: #32E6C8;
            --warm: #FFC36E;
            --txt: #EAF1FF;
            --txt-sub: #9AA9BF;
            --txt-weak: #6B7A94;
            --radius-xl: 20px;
            --radius-lg: 18px;
            --radius-md: 14px;
            --shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-0);
            color: var(--txt);
            line-height: 1.7;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        body::before {
            content: "";
            position: fixed;
            top: -10%;
            right: -5%;
            width: 460px;
            height: 460px;
            background: radial-gradient(circle, rgba(46, 108, 255, 0.15), transparent 62%);
            z-index: 0;
            pointer-events: none;
        }

        body::after {
            content: "";
            position: fixed;
            bottom: 5%;
            left: -8%;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(50, 230, 200, 0.08), transparent 60%);
            z-index: 0;
            pointer-events: none;
        }

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

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

        a,
        button,
        input {
            transition: all .25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(50, 230, 200, 0.8);
            outline-offset: 3px;
            box-shadow: 0 0 0 6px rgba(50, 230, 200, 0.12);
        }

        .container-wide {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
            position: relative;
            z-index: 1;
        }

        @media (max-width: 575px) {
            .container-wide {
                padding-left: 18px;
                padding-right: 18px;
            }
        }

        /* ---------- Dock Navigation ---------- */
        .site-dock {
            position: sticky;
            top: 16px;
            z-index: 1080;
            max-width: 1200px;
            margin: 16px auto 0;
            width: calc(100% - 48px);
            background: rgba(0, 0, 0, 0.66);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            padding: 9px 12px 9px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 24px 48px rgba(0, 0, 0, 0.28);
            position: relative;
            transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            font-weight: 700;
            font-size: 17px;
            color: var(--txt);
            white-space: nowrap;
            letter-spacing: .01em;
        }

        .brand-logo {
            width: 34px;
            height: 34px;
            border-radius: 12px;
            background: linear-gradient(135deg, #1B4ED8, #2E6CFF 60%, #32E6C8);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            box-shadow: 0 0 18px rgba(46, 108, 255, 0.25);
        }

        .dock-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 24px;
            flex: 1;
            justify-content: center;
        }

        .nav-link-item {
            color: var(--txt-sub);
            font-size: 15px;
            padding: 8px 13px;
            border-radius: 999px;
            font-weight: 500;
            white-space: nowrap;
            transition: all .2s;
            position: relative;
        }

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

        .nav-link-item.active {
            color: #fff;
        }

        .nav-link-item.active::after {
            content: "";
            width: 5px;
            height: 5px;
            background: var(--accent);
            border-radius: 50%;
            box-shadow: 0 0 12px rgba(50, 230, 200, 0.8);
            margin: 0 auto;
            display: block;
            margin-top: 2px;
        }

        .dock-right {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: 6px;
        }

        .btn-dock-main {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #1B4ED8, #2E6CFF);
            border: 1px solid rgba(255, 255, 255, 0.08);
            color: #fff;
            padding: 8px 19px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 0 22px rgba(46, 108, 255, 0.42);
            transition: all .25s ease;
            white-space: nowrap;
        }

        .btn-dock-main:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 42px rgba(50, 230, 200, 0.35);
            background: linear-gradient(135deg, #2258DF, #3E78FF);
            color: #fff;
        }

        .dock-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--line);
            color: var(--txt);
            font-size: 16px;
            align-items: center;
            justify-content: center;
        }

        .dock-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        @media (max-width: 991.98px) {
            .site-dock {
                width: calc(100% - 24px);
                padding: 8px 10px;
                border-radius: 30px;
                top: 10px;
            }

            .brand {
                font-size: 15px;
            }

            .brand-logo {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }

            .dock-menu {
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                background: rgba(7, 12, 26, 0.92);
                backdrop-filter: blur(24px);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-radius: 26px;
                padding: 12px;
                margin: 0;
                box-shadow: 0 22px 50px rgba(0, 0, 0, 0.45);
                opacity: 0;
                visibility: hidden;
                transform: translateY(-6px);
                transition: opacity .2s, transform .25s, visibility .2s;
                z-index: 1090;
            }

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

            .nav-link-item {
                padding: 13px 16px;
                font-size: 16px;
                border-radius: 16px;
            }

            .nav-link-item.active::after {
                display: inline-block;
                width: 6px;
                height: 6px;
                margin: 0 0 2px 8px;
                vertical-align: middle;
            }

            .dock-toggle {
                display: inline-flex;
            }

            .btn-dock-main span {
                display: none;
            }

            .btn-dock-main {
                padding: 8px 12px;
            }
        }

        @media (max-width: 420px) {
            .btn-dock-main i.fa-arrow-right-to-bracket {
                margin-right: 0 !important;
            }

            .btn-dock-main .d-md-inline {
                display: none !important;
            }

            .brand span:last-child {
                max-width: 150px;
                overflow: hidden;
                text-overflow: ellipsis;
            }
        }

        /* ---------- Page Hero / Banner ---------- */
        .cat-header {
            padding: 80px 0 42px;
            position: relative;
        }

        .breadcrumb {
            background: transparent;
            font-size: 13px;
            margin-bottom: 20px;
            color: var(--txt-weak);
        }

        .breadcrumb a {
            color: var(--txt-sub);
            border-bottom: 1px solid transparent;
        }

        .breadcrumb a:hover {
            color: var(--accent);
            border-color: var(--accent);
        }

        .breadcrumb .divider {
            margin: 0 10px;
            opacity: .5;
        }

        .cat-header h1 {
            font-size: clamp(2rem, 4.2vw, 3rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: .01em;
            margin: 0 0 16px;
            max-width: 820px;
        }

        .cat-header .lead {
            color: var(--txt-sub);
            font-size: 16px;
            line-height: 1.85;
            max-width: 760px;
            margin-bottom: 28px;
        }

        .header-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 8px;
        }

        .btn-primary-glow {
            background: linear-gradient(135deg, #2E6CFF, #1B4ED8);
            color: #fff;
            border: none;
            padding: 13px 28px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            box-shadow: 0 0 28px rgba(46, 108, 255, 0.4);
            transition: all .25s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-glow:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 42px rgba(50, 230, 200, 0.38);
            color: #fff;
        }

        .btn-glass {
            background: rgba(255, 255, 255, 0.04);
            color: var(--txt);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 12px 26px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            backdrop-filter: blur(10px);
        }

        .btn-glass:hover {
            color: #fff;
            border-color: rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.08);
        }

        .cat-header-banner {
            position: relative;
            border-radius: 28px;
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
            margin-top: 34px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 35%;
            isolation: isolate;
            box-shadow: 0 30px 70px rgba(0, 0, 0, 0.4);
        }

        .cat-header-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(90deg, rgba(3, 6, 18, 0.92) 5%, rgba(5, 10, 24, 0.7) 45%, rgba(5, 10, 24, 0.1));
        }

        .cat-header-banner::after {
            content: "";
            position: absolute;
            right: -100px;
            bottom: -160px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(50, 230, 200, 0.12), transparent 62%);
        }

        .banner-inner {
            padding: 48px 50px;
            max-width: 680px;
        }

        .extra-tag {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            padding: 6px 14px;
            border-radius: 999px;
            background: rgba(50, 230, 200, 0.1);
            color: var(--accent);
            border: 1px solid rgba(50, 230, 200, 0.16);
            margin-bottom: 16px;
            gap: 6px;
        }

        .cat-header-banner h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.24rem);
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .cat-header-banner p {
            color: rgba(234, 241, 255, 0.82);
            font-size: 16px;
            line-height: 1.85;
            margin-bottom: 24px;
        }

        @media (max-width: 991px) {
            .cat-header {
                padding-top: 48px;
            }

            .cat-header-banner {
                min-height: 300px;
            }

            .banner-inner {
                padding: 34px 24px;
            }
        }

        @media (max-width: 575px) {
            .banner-inner {
                padding: 30px 20px;
            }

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

        /* ---------- Intro Section ---------- */
        .cat-intro {
            padding: 64px 0 24px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: .16em;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .section-label::before {
            content: "";
            width: 16px;
            height: 2px;
            background: var(--accent);
            border-radius: 4px;
        }

        .cat-intro h2 {
            font-size: clamp(1.7rem, 3vw, 2.2rem);
            font-weight: 700;
            line-height: 1.35;
            max-width: 800px;
            margin-bottom: 20px;
        }

        .cat-intro-intro {
            color: var(--txt-sub);
            max-width: 640px;
            font-size: 16px;
            line-height: 1.8;
        }

        .intro-aside {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1px;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid var(--line);
            border-radius: 18px;
            overflow: hidden;
        }

        .intro-aside-item {
            background: rgba(5, 10, 24, 0.78);
            padding: 20px 18px;
            text-align: center;
        }

        .intro-aside-item i {
            color: var(--accent);
            font-size: 18px;
            margin-bottom: 10px;
        }

        .intro-aside-item span {
            display: block;
            font-size: 13px;
            color: var(--txt-sub);
            line-height: 1.5;
        }

        .intro-aside-item strong {
            display: block;
            font-size: 19px;
            color: var(--txt);
            font-weight: 700;
            margin-bottom: 4px;
            letter-spacing: .5px;
        }

        @media (max-width: 991px) {
            .intro-aside {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 575px) {
            .intro-aside {
                grid-template-columns: 1fr;
            }

            .intro-aside-item {
                text-align: left;
                display: flex;
                align-items: center;
                gap: 12px;
                padding: 14px 16px;
            }

            .intro-aside-item i {
                margin-bottom: 0;
            }
        }

        /* ---------- Index & Card Grid ---------- */
        .index-section {
            padding: 50px 0 70px;
        }

        .index-wrap {
            display: grid;
            grid-template-columns: 1fr 1.35fr;
            gap: 40px;
            align-items: start;
        }

        .section-titlebox {
            position: sticky;
            top: 100px;
            align-self: start;
        }

        .section-titlebox h2 {
            font-size: clamp(1.7rem, 3vw, 2.2rem);
            font-weight: 700;
            margin: 12px 0 22px;
            line-height: 1.35;
        }

        .section-titlebox p {
            color: var(--txt-sub);
            line-height: 1.8;
            font-size: 15px;
            margin-bottom: 18px;
        }

        .top-info-cards {
            display: grid;
            gap: 14px;
            margin-bottom: 24px;
        }

        .info-card {
            display: flex;
            gap: 16px;
            padding: 18px 20px;
            background: rgba(255, 255, 255, 0.035);
            border: 1px solid var(--line);
            border-radius: 16px;
            backdrop-filter: blur(12px);
            transition: .25s ease;
            align-items: flex-start;
        }

        .info-card:hover {
            transform: translateY(-3px);
            border-color: rgba(50, 230, 200, 0.3);
            box-shadow: 0 18px 36px rgba(0, 0, 0, 0.25);
        }

        .info-card .num {
            flex-shrink: 0;
            font-size: 23px;
            font-weight: 800;
            line-height: 1;
            color: var(--accent);
            text-shadow: 0 0 16px rgba(50, 230, 200, 0.3);
            font-variant-numeric: tabular-nums;
        }

        .info-card h3 {
            font-size: 17px;
            font-weight: 650;
            margin-bottom: 6px;
        }

        .info-card p {
            font-size: 14px;
            color: var(--txt-sub);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .event-tabs {
            display: grid;
            gap: 18px;
        }

        .event-tab-row {
            background: linear-gradient(100deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
            border: 1px solid var(--line);
            border-radius: 18px;
            overflow: hidden;
            transition: all .3s ease;
            display: flex;
            align-items: stretch;
        }

        .event-tab-row:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
            border-color: rgba(50, 230, 200, 0.3);
            background: rgba(255, 255, 255, 0.06);
        }

        .event-tab-row+.event-tab-row {
            margin-top: 8px;
        }

        .event-index {
            width: 54px;
            color: var(--txt-weak);
            font-weight: 800;
            font-size: 18px;
            border-right: 1px solid var(--line);
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.02);
            font-variant-numeric: tabular-nums;
        }

        .event-tab-content {
            flex: 1;
            padding: 16px 20px 14px;
        }

        .event-tab-content h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--txt);
        }

        .event-tab-content p {
            color: var(--txt-sub);
            font-size: 14px;
            margin-bottom: 8px;
            line-height: 1.7;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .tag {
            font-size: 12px;
            padding: 4px 10px;
            background: rgba(46, 108, 255, 0.1);
            border: 1px solid rgba(46, 108, 255, 0.18);
            border-radius: 999px;
            color: #8BC4FF;
        }

        .event-tab-thumb {
            width: 150px;
            background-size: cover;
            background-position: center;
            min-height: 130px;
            position: relative;
            overflow: hidden;
        }

        .event-tab-thumb::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, transparent, rgba(5, 10, 24, 0.3));
        }

        @media (max-width: 991px) {
            .index-wrap {
                grid-template-columns: 1fr;
            }

            .section-titlebox {
                position: static;
            }
        }

        @media (max-width: 575px) {
            .event-tab-row {
                flex-direction: column;
            }

            .event-index {
                width: 100%;
                height: 36px;
                border-right: none;
                border-bottom: 1px solid var(--line);
            }

            .event-tab-thumb {
                width: 100%;
                min-height: 140px;
            }
        }

        /* ---------- Featured Theme Part ---------- */
        .featured-area {
            padding: 70px 0;
            background: rgba(10, 20, 40, 0.4);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            position: relative;
        }

        .featured-area::before {
            content: "";
            top: 0;
            left: 10%;
            width: 260px;
            height: 300px;
            position: absolute;
            background: radial-gradient(circle, rgba(46, 108, 255, 0.13), transparent 65%);
            pointer-events: none;
        }

        .featured-head h2 {
            font-size: clamp(1.8rem, 3vw, 2.3rem);
            font-weight: 700;
            margin-bottom: 12px;
        }

        .featured-head p {
            color: var(--txt-sub);
            max-width: 700px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .feature-main {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            border-radius: 22px;
            overflow: hidden;
            border: 1px solid var(--line);
            background: rgba(255, 255, 255, 0.025);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.18);
            min-height: 340px;
        }

        .feature-main .imgcover {
            height: 100%;
            min-height: 280px;
            object-fit: cover;
            width: 100%;
        }

        .feature-main .content {
            padding: 34px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            border-left: 1px solid rgba(255, 255, 255, 0.05);
        }

        .feature-main .content h3 {
            font-size: 23px;
            font-weight: 700;
            margin-bottom: 14px;
            line-height: 1.45;
        }

        .feature-main .content p {
            color: var(--txt-sub);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .more-link {
            color: var(--accent);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            border-bottom: 1px solid rgba(50, 230, 200, 0.4);
            padding-bottom: 2px;
            width: fit-content;
        }

        .more-link:hover {
            gap: 12px;
            color: var(--accent);
            border-color: var(--accent);
        }

        @media (max-width: 767px) {
            .feature-main {
                grid-template-columns: 1fr;
            }

            .feature-main .content {
                padding: 24px;
                border-left: 0;
                border-top: 1px solid var(--line);
            }

            .feature-main .content h3 {
                font-size: 19px;
            }
        }

        /* ---------- Sport Big Cards ---------- */
        .sport-cards {
            padding: 76px 0 60px;
        }

        .sport-cards-top {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .sport-cards-top h2 {
            font-size: clamp(1.75rem, 3vw, 2.2rem);
            margin-bottom: 4px;
        }

        .sport-group {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .sport-card {
            background: rgba(255, 255, 255, 0.035);
            border-radius: 18px;
            border: 1px solid var(--line);
            overflow: hidden;
            transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
            position: relative;
            height: 100%;
        }

        .sport-card:hover {
            transform: translateY(-6px);
            border-color: rgba(50, 230, 200, 0.3);
            box-shadow: var(--shadow);
        }

        .sport-card .imgcover {
            width: 100%;
            height: 165px;
            object-fit: cover;
            background: var(--bg-1);
        }

        .sport-card-box {
            padding: 18px 17px 20px;
        }

        .sport-card-box h3 {
            font-size: 18px;
            font-weight: 680;
            margin-bottom: 7px;
            color: #fff;
            line-height: 1.4;
        }

        .sport-card-box p {
            font-size: 13px;
            color: var(--txt-sub);
            line-height: 1.75;
            margin-bottom: 10px;
        }

        .sport-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            margin-top: 5px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 12px;
        }

        .sport-meta .go {
            color: var(--accent);
            font-weight: 600;
            font-size: 13px;
            gap: 6px;
            display: inline-flex;
            align-items: center;
        }

        @media (max-width: 991px) {
            .sport-group {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575px) {
            .sport-group {
                grid-template-columns: 1fr;
            }

            .sport-card .imgcover {
                height: 130px;
            }
        }

        /* ---------- Stat / Trust ---------- */
        .stats-banner {
            padding: 44px 0;
            background: rgba(12, 24, 46, 0.38);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(10px);
            transform: translateZ(0);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-item {
            text-align: center;
            padding: 26px 12px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 18px;
            border: 1px solid var(--line);
            border-top: 1px solid rgba(50, 230, 200, 0.5);
            transition: .25s ease;
        }

        .stat-item:hover {
            transform: translateY(-4px);
            border-color: rgba(50, 230, 200, 0.25);
        }

        .stat-item .num {
            font-size: 30px;
            font-weight: 800;
            color: var(--warm);
            font-variant-numeric: tabular-nums;
            margin-bottom: 8px;
            letter-spacing: 1px;
        }

        .stat-item .desc {
            color: var(--txt-sub);
            font-size: 14px;
            line-height: 1.5;
        }

        @media (max-width: 991px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

        /* ---------- Faq ---------- */
        .faq-section {
            padding: 84px 0 70px;
        }

        .faq-main {
            max-width: 920px;
            margin: 0 auto;
        }

        .faq-head {
            text-align: center;
            margin-bottom: 32px;
        }

        .faq-head h2 {
            font-size: clamp(1.7rem, 3vw, 2.5rem);
            margin-bottom: 10px;
        }

        .faq-head p {
            color: var(--txt-sub);
            font-size: 15px;
        }

        .faq-list {
            display: grid;
            gap: 12px;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.035);
            border: 1px solid var(--line);
            border-radius: 15px;
            overflow: hidden;
            transition: border-color .25s ease, background .25s ease;
        }

        .faq-item.open {
            border-color: rgba(50, 230, 200, 0.25);
        }

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            color: var(--txt);
            padding: 17px 22px 17px 24px;
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            line-height: 1.6;
        }

        .faq-question .q-icon {
            color: var(--accent);
            font-weight: 800;
            margin-right: 16px;
            flex-shrink: 0;
        }

        .faq-arrow {
            color: var(--txt-weak);
            transition: transform .3s;
            font-size: 14px;
            margin-left: 12px;
            flex-shrink: 0;
            width: 20px;
            text-align: center;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease, opacity .25s;
            opacity: 0;
        }

        .faq-answer-inner {
            padding: 0 26px 19px 62px;
            color: var(--txt-sub);
            line-height: 1.8;
            font-size: 15px;
        }

        .faq-item.open .faq-answer {
            max-height: 220px;
            opacity: 1;
        }

        @media (max-width: 575px) {
            .faq-answer-inner {
                padding-left: 22px;
                padding-right: 20px;
            }
        }

        /* ---------- CTA ---------- */
        .cta-area {
            padding: 20px 0 88px;
        }

        .cta-glass {
            background: rgba(255, 255, 255, 0.045);
            backdrop-filter: blur(18px);
            border-radius: 26px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
            box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
            position: relative;
            overflow: hidden;
        }

        .cta-glass::before {
            content: "";
            top: -80%;
            left: 20%;
            width: 330px;
            height: 330px;
            background: radial-gradient(circle, rgba(46, 108, 255, 0.25), transparent 65%);
            border-radius: 50%;
            position: absolute;
            pointer-events: none;
        }

        .cta-left h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .cta-left p {
            color: var(--txt-sub);
            font-size: 15px;
            margin: 0;
            line-height: 1.7;
            max-width: 400px;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        @media (max-width: 767px) {
            .cta-glass {
                padding: 28px 22px;
            }

            .cta-left h2 {
                font-size: 21px;
            }

            .cta-buttons .btn-primary-glow,
            .cta-buttons .btn-glass {
                width: 100%;
                justify-content: center;
            }
        }

        /* ---------- Footer ---------- */
        .site-footer {
            border-top: 1px solid var(--line);
            background: rgba(2, 6, 16, 0.78);
            padding: 56px 0 28px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr;
            gap: 38px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-logo-brand {
            display: flex;
            flex-direction: column;
            color: var(--txt);
            font-weight: 700;
            font-size: 17px;
        }

        .logo-icon {
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: linear-gradient(135deg, #1B4ED8, #2E6CFF 60%, #32E6C8);
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-about {
            font-size: 13px;
            color: var(--txt-sub);
            line-height: 1.8;
            margin: 12px 0 0;
            max-width: 320px;
        }

        .f-title {
            color: var(--txt);
            font-weight: 600;
            margin-bottom: 16px;
            font-size: 15px;
        }

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

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links a {
            color: var(--txt-sub);
            font-size: 14px;
        }

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

        .footer-contact div {
            color: var(--txt-sub);
            font-size: 13px;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact i {
            color: #5C76A3;
            width: 14px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-top: 24px;
            color: var(--txt-weak);
            font-size: 13px;
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 620px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
            }
        }

/* roulang page: category3 */
:root {
            --bg-0: #050a18;
            --bg-1: #0a1428;
            --card-bg: rgba(255, 255, 255, 0.045);
            --card-border: rgba(255, 255, 255, 0.09);
            --primary: #2e6cff;
            --accent: #32e6c8;
            --warm: #ffc36e;
            --text-1: #eaf1ff;
            --text-2: #9aa9bf;
            --text-3: #6b7a94;
            --radius-lg: 20px;
            --radius-md: 18px;
            --radius-img: 14px;
            --radius-pill: 999px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.28);
            --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg-0);
            color: var(--text-1);
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            overflow-x: hidden;
        }

        body::before {
            content: "";
            position: fixed;
            inset: 0;
            z-index: -1;
            background:
                radial-gradient(560px 320px at 12% 8%, rgba(46, 108, 255, 0.13), transparent 70%),
                radial-gradient(720px 380px at 85% 22%, rgba(50, 230, 200, 0.06), transparent 68%),
                radial-gradient(900px 600px at 50% 100%, rgba(46, 108, 255, 0.05), transparent 75%);
            pointer-events: none;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container-wide {
            width: min(1200px, calc(100% - 48px));
            margin-inline: auto;
        }

        .site-dock {
            position: sticky;
            top: 14px;
            z-index: 1030;
            display: flex;
            align-items: center;
            gap: 14px;
            width: min(1200px, calc(100% - 32px));
            margin: 14px auto 0;
            padding: 6px 8px 6px 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            background: rgba(7, 12, 26, 0.74);
            box-shadow: 0 18px 44px rgba(0, 0, 0, 0.34);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.05rem;
            font-weight: 700;
            letter-spacing: .2px;
            white-space: nowrap;
            color: #fff;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            flex: 0 0 32px;
            border-radius: 12px;
            background: linear-gradient(145deg, var(--primary), #0a4bd0);
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            box-shadow: 0 0 18px rgba(46, 108, 255, 0.3);
        }

        .dock-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            color: var(--text-2);
            font-size: .9rem;
            white-space: nowrap;
            transition: color .25s ease, background .25s ease;
        }

        .nav-link-item:hover {
            color: var(--text-1);
            background: rgba(255, 255, 255, 0.07);
        }

        .nav-link-item.active {
            color: #fff;
            font-weight: 600;
            background: rgba(46, 108, 255, 0.16);
            box-shadow: inset 0 0 0 1px rgba(46, 108, 255, 0.2);
        }

        .dock-right {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }

        .btn-dock-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(50, 230, 200, 0.35);
            background: linear-gradient(135deg, rgba(46, 108, 255, 0.95), rgba(30, 168, 225, 0.9));
            color: #fff;
            font-size: .9rem;
            font-weight: 600;
            white-space: nowrap;
            box-shadow: 0 0 22px rgba(50, 230, 200, 0.18), 0 8px 22px rgba(0, 0, 0, 0.2);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .btn-dock-main:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 36px rgba(50, 230, 200, 0.32), 0 12px 24px rgba(0, 0, 0, 0.22);
            border-color: rgba(50, 230, 200, 0.62);
            color: #fff;
        }

        .dock-toggle {
            display: none;
            width: 44px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-1);
        }

        .category-hero {
            position: relative;
            margin-top: 18px;
            padding: 76px 0 62px;
            border-radius: 28px;
            overflow: hidden;
            background-image: url("/assets/images/backpic/back-3.webp");
            background-position: center;
            background-size: cover;
            background-repeat: no-repeat;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(5, 10, 24, 0.95) 0%, rgba(5, 10, 24, 0.88) 48%, rgba(5, 10, 24, 0.7) 100%);
        }

        .category-hero::after {
            content: "";
            position: absolute;
            width: 320px;
            height: 200px;
            right: 14%;
            bottom: -70px;
            background: radial-gradient(circle, rgba(46, 108, 255, 0.28), transparent 70%);
            filter: blur(10px);
        }

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

        .crumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            color: var(--text-3);
            font-size: .82rem;
            margin-bottom: 22px;
        }

        .crumb a {
            color: var(--text-3);
        }

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

        .crumb span {
            color: var(--text-3);
            opacity: .75;
        }

        .category-hero h1 {
            margin: 0;
            max-width: 960px;
            font-size: clamp(2rem, 5vw, 3.4rem);
            line-height: 1.18;
            font-weight: 800;
            letter-spacing: -0.5px;
        }

        .category-hero .lead {
            margin: 20px 0 0;
            max-width: 760px;
            color: var(--text-2);
            font-size: 1.05rem;
            line-height: 1.8;
        }

        .hero-points {
            margin-top: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .hero-points span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 14px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-2);
            font-size: .85rem;
            backdrop-filter: blur(8px);
        }

        .hero-points span::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 8px rgba(50, 230, 200, 0.55);
        }

        .section-block {
            padding: 92px 0 40px;
        }

        .section-label {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--accent);
            font-size: .82rem;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .section-label::before {
            content: "";
            width: 22px;
            height: 2px;
            background: var(--accent);
            border-radius: 99px;
            opacity: .7;
        }

        .section-head h2,
        .faq-head h2 {
            margin: 12px 0 10px;
            font-size: clamp(1.65rem, 3vw, 2.25rem);
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.2px;
        }

        .section-head p,
        .faq-head p {
            max-width: 640px;
            color: var(--text-2);
            font-size: .98rem;
        }

        .guide-split {
            margin-top: 34px;
        }

        .guide-cover {
            position: relative;
            border-radius: 22px;
            overflow: hidden;
            min-height: 360px;
            border: 1px solid var(--card-border);
            box-shadow: var(--shadow-card);
        }

        .guide-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 360px;
        }

        .guide-cover .cover-note {
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 18px;
            padding: 16px 18px;
            border-radius: 16px;
            background: rgba(5, 10, 24, 0.68);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .guide-cover .cover-note strong {
            display: block;
            color: #fff;
            font-size: .95rem;
        }

        .guide-cover .cover-note span {
            color: var(--text-2);
            font-size: .82rem;
        }

        .index-card-grid .index-card {
            height: 100%;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            background: var(--card-bg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, border-color .25s ease, background .25s ease;
        }

        .index-card-grid .index-card:hover {
            transform: translateY(-4px);
            border-color: rgba(50, 230, 200, 0.28);
            background: rgba(255, 255, 255, 0.06);
        }

        .index-card .index-no {
            color: var(--accent);
            font-size: .8rem;
            font-weight: 700;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .index-card .index-no::after {
            content: "";
            height: 1px;
            width: 32px;
            background: rgba(50, 230, 200, 0.32);
        }

        .index-card h3 {
            margin: 16px 0 8px;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 650;
        }

        .index-card p {
            color: var(--text-2);
            font-size: .9rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .arrow-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--primary);
            font-size: .86rem;
            font-weight: 600;
            transition: color .25s ease, gap .25s ease;
        }

        .arrow-link:hover {
            color: var(--accent);
            gap: 12px;
        }

        .faq-section {
            padding: 86px 0 52px;
        }

        .faq-layout {
            margin-top: 34px;
        }

        .faq-side {
            position: sticky;
            top: 120px;
        }

        .faq-side .btn-lg-main {
            margin-top: 24px;
        }

        .btn-lg-main {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 26px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(50, 230, 200, 0.34);
            background: linear-gradient(135deg, rgba(46, 108, 255, .95), rgba(24, 178, 226, .92));
            color: #fff;
            font-weight: 600;
            font-size: .92rem;
            box-shadow: 0 0 28px rgba(50, 230, 200, 0.2), 0 12px 24px rgba(0, 0, 0, 0.2);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .btn-lg-main:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 44px rgba(50, 230, 200, 0.36), 0 14px 28px rgba(0, 0, 0, 0.24);
            border-color: rgba(50, 230, 200, 0.72);
            color: #fff;
        }

        .btn-glass {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            padding: 10px 20px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-1);
            font-size: .9rem;
            transition: background .25s ease, border-color .25s ease, transform .25s ease;
        }

        .btn-glass:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
            color: #fff;
        }

        .accordion {
            --bs-accordion-bg: transparent;
            --bs-accordion-active-bg: transparent;
            --bs-accordion-border-width: 0;
            --bs-accordion-border-color: transparent;
            --bs-accordion-btn-focus-box-shadow: none;
            --bs-accordion-active-color: #fff;
        }

        .accordion-item {
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: rgba(255, 255, 255, 0.035);
            border-radius: 18px;
            margin-bottom: 14px;
            overflow: hidden;
            backdrop-filter: blur(10px);
        }

        .accordion-button {
            background: transparent;
            color: var(--text-1);
            font-weight: 650;
            font-size: .98rem;
            padding: 20px 24px;
            border-radius: 18px !important;
            box-shadow: none;
        }

        .accordion-button:not(.collapsed) {
            color: var(--text-1);
            background: rgba(255, 255, 255, 0.05);
        }

        .accordion-button::after {
            filter: brightness(0) invert(1);
            opacity: .6;
        }

        .accordion-button:not(.collapsed)::after {
            filter: brightness(0) invert(1);
            opacity: .85;
        }

        .accordion-body {
            padding: 0 24px 22px;
            color: var(--text-2);
            font-size: .93rem;
            line-height: 1.8;
        }

        .accordion-item .qa-tag {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 8px;
            background: rgba(46, 108, 255, 0.14);
            color: var(--accent);
            font-size: .78rem;
            font-weight: 700;
            margin-right: 10px;
        }

        .cta-band {
            padding: 50px 0 90px;
        }

        .cta-well {
            position: relative;
            border-radius: 26px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.09);
            padding: 56px 52px;
            background-image: linear-gradient(105deg, rgba(10, 20, 40, .92), rgba(10, 20, 40, .7)), url("/assets/images/backpic/back-1.webp");
            background-position: center;
            background-size: cover;
            background-repeat: no-repeat;
            box-shadow: var(--shadow-card);
        }

        .cta-well::before {
            content: "";
            position: absolute;
            width: 300px;
            height: 200px;
            top: -90px;
            right: 10%;
            background: radial-gradient(circle, rgba(50, 230, 200, .18), transparent 70%);
            pointer-events: none;
        }

        .cta-well h2 {
            margin: 0 0 12px;
            font-size: clamp(1.6rem, 3vw, 2.15rem);
            font-weight: 700;
        }

        .cta-well p {
            color: var(--text-2);
            margin: 0;
            font-size: .98rem;
        }

        .cta-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 26px;
        }

        .site-footer {
            background: #030814;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 66px 0 28px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1.2fr;
            gap: 44px;
            margin-bottom: 44px;
        }

        .footer-logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-1);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            border-radius: 10px;
            background: linear-gradient(145deg, var(--primary), #0a4bd0);
            color: #fff;
            box-shadow: 0 0 15px rgba(46, 108, 255, 0.22);
        }

        .footer-about {
            color: var(--text-3);
            font-size: .88rem;
            line-height: 1.85;
            margin: 0;
        }

        .f-title {
            color: var(--text-1);
            font-size: .86rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

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

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links a {
            color: var(--text-3);
            font-size: .86rem;
            transition: color .25s ease;
        }

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

        .footer-contact {
            display: grid;
            gap: 8px;
            color: var(--text-3);
            font-size: .86rem;
            line-height: 1.7;
        }

        .footer-contact i {
            width: 18px;
            color: var(--text-2);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 22px;
            display: flex;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            color: var(--text-3);
            font-size: .8rem;
        }

        @media (max-width: 991.98px) {
            .dock-menu {
                display: none;
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                flex-direction: column;
                justify-content: flex-start;
                align-items: flex-start;
                gap: 8px;
                padding: 16px;
                margin: 0;
                background: rgba(7, 12, 26, .94);
                border-radius: 22px;
                border: 1px solid rgba(255, 255, 255, 0.08);
                backdrop-filter: blur(16px);
                box-shadow: 0 24px 60px rgba(0, 0, 0, .4);
            }

            .dock-menu.show {
                display: flex;
            }

            .nav-link-item,
            .nav-link-item.active {
                display: block;
                width: 100%;
                border-radius: 12px;
            }

            .nav-link-item {
                color: var(--text-2);
                padding: 10px 14px;
            }

            .dock-toggle {
                display: inline-flex;
            }

            .guide-split {
                margin-top: 20px;
            }

            .faq-side {
                position: static;
                margin-bottom: 32px;
            }

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

            .footer-grid>div:first-child {
                grid-column: 1 / -1;
            }

            .cta-well {
                padding: 36px 28px;
            }
        }

        @media (max-width: 767.98px) {
            .category-hero {
                padding: 50px 0 42px;
                border-radius: 20px;
            }

            .container-wide {
                width: calc(100% - 32px);
            }

            .category-hero .lead {
                font-size: .95rem;
            }

            .btn-dock-main span {
                display: none;
            }

            .section-block {
                padding-top: 68px;
            }

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

            .footer-grid>div:first-child {
                grid-column: auto;
            }

            .cta-well {
                padding: 30px 20px;
            }

            .accordion-button {
                padding: 16px 16px;
                font-size: .92rem;
            }

            .accordion-body {
                padding: 0 16px 18px;
            }
        }

        @media (max-width: 520px) {
            .site-dock {
                width: calc(100% - 24px);
                padding: 6px 6px 6px 14px;
            }

            .brand {
                font-size: .9rem;
            }

            .brand-logo {
                width: 28px;
                height: 28px;
                flex-basis: 28px;
                border-radius: 9px;
            }

            .btn-dock-main {
                padding: 8px 14px;
                font-size: .82rem;
            }

            .hero-points span {
                font-size: .8rem;
            }

            .guide-cover,
            .guide-cover img {
                min-height: 280px;
            }

            .index-card-grid .index-card {
                padding: 20px;
            }

            .footer-bottom {
                flex-direction: column;
            }
        }

        .focus-ring,
        a:focus-visible,
        button:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(50, 230, 200, 0.28);
        }