/* roulang page: index */
:root{
  --bg-0:#060B12;--bg-1:#0A1420;--bg-2:#0E1C2B;
  --surface:rgba(16,30,46,.78);--surface-strong:#122338;
  --line:rgba(148,178,210,.16);--line-strong:rgba(148,178,210,.28);
  --text:#EAF2FA;--text-2:#A9B8C8;--text-3:#72849A;
  --primary:#2F86FF;--primary-2:#63C7FF;--accent:#D8A24A;--accent-2:#F0C77A;
  --danger:#FF6B6B;--success:#5AD1A8;
  --radius:8px;--radius-sm:6px;
  --shadow:0 16px 40px rgba(0,0,0,.35);--shadow-hover:0 20px 48px rgba(0,0,0,.45);
  --container:1240px;
  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow Semi Condensed","DIN Alternate","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-cn);font-size:16px;line-height:1.75;letter-spacing:.015em;
  color:var(--text);background-color:var(--bg-0);
  background-image:
    linear-gradient(180deg,rgba(10,20,32,.96) 0%,rgba(6,11,18,1) 42%,rgba(8,16,26,1) 100%),
    repeating-linear-gradient(0deg,rgba(148,178,210,.08) 0 1px,transparent 1px 72px),
    repeating-linear-gradient(90deg,rgba(148,178,210,.08) 0 1px,transparent 1px 72px);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-weight:700;letter-spacing:.01em;margin:0;color:var(--text)}
p{margin:0}
a{color:var(--primary-2);text-decoration:none;transition:color .18s ease}
a:hover{color:#9BDCFF}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid #7FD4FF;outline-offset:3px}
.container{max-width:var(--container);width:100%;padding-left:24px;padding-right:24px;margin:0 auto}
@media (min-width:1400px){.container{max-width:1320px}}
.section{padding:96px 0;position:relative}
.section--divided{border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-title{font-size:clamp(26px,3vw,40px);line-height:1.2}
.section-desc{color:var(--text-2);font-size:15px;max-width:640px;margin-top:10px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--primary-2);font-weight:600}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--primary-2);display:inline-block}
.link-more{font-size:14px;font-weight:600;color:var(--primary-2);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.link-more:hover{color:#9BDCFF}

/* ===== 按钮 ===== */
.btn{--bs-btn-focus-box-shadow:none;border-radius:var(--radius);font-weight:600;letter-spacing:.02em;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease}
.btn-elec{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-2) 100%);color:#04121F;border:1px solid rgba(99,199,255,.55);box-shadow:0 8px 24px rgba(47,134,255,.28);padding:0 26px}
.btn-elec:hover,.btn-elec:focus{color:#04121F;transform:translateY(-2px);box-shadow:0 12px 30px rgba(47,134,255,.42)}
.btn-elec:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.35)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line-strong);padding:0 24px}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(47,134,255,.12);border-color:rgba(99,199,255,.55);color:var(--text);transform:translateY(-2px)}
.btn[disabled],.btn.disabled{opacity:.45;pointer-events:none}

/* ===== 徽章 ===== */
.badge-line{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;border:1px solid var(--line-strong);background:rgba(148,178,210,.06);color:var(--text-2);font-size:12px;font-weight:600;letter-spacing:.04em}
.badge-gold{border-color:rgba(216,162,74,.55);color:var(--accent-2);background:rgba(216,162,74,.1)}
.badge-lock{border-color:rgba(216,162,74,.5);color:var(--accent-2);background:rgba(216,162,74,.12)}

/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(6,11,18,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line-strong)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px}
.header-left{display:flex;align-items:center;gap:40px;min-width:0}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:700;font-size:18px;letter-spacing:.02em;white-space:nowrap}
.brand:hover{color:var(--text)}
.brand-mark{width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(99,199,255,.5);border-radius:var(--radius-sm);background:rgba(47,134,255,.12);color:var(--primary-2);flex:0 0 auto}
.brand-mark svg{width:14px;height:14px}
.main-nav{display:flex;align-items:center;gap:28px}
.main-nav .nav-link{position:relative;font-size:14px;font-weight:500;color:var(--text-2);padding:0 0 4px;line-height:1.4;white-space:nowrap}
.main-nav .nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--primary-2);opacity:0;transition:opacity .18s ease}
.main-nav .nav-link:hover{color:var(--text)}
.main-nav .nav-link.is-active{color:var(--text)}
.main-nav .nav-link.is-active::after{opacity:1}
.main-nav .nav-link.is-active::before{content:"";position:absolute;left:-9px;bottom:0;width:4px;height:4px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 8px var(--primary-2)}
.header-right{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.nav-search{display:flex;align-items:center;gap:8px;height:38px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(10,20,32,.7);transition:border-color .18s ease}
.nav-search:focus-within{border-color:rgba(99,199,255,.6)}
.nav-search svg{width:15px;height:15px;color:var(--text-3);flex:0 0 auto}
.nav-search input{width:132px;border:0;background:transparent;color:var(--text);font-size:13px;outline:none}
.nav-search input::placeholder{color:var(--text-3)}
.nav-login{font-size:14px;font-weight:600;color:var(--text-2);white-space:nowrap}
.nav-login:hover{color:var(--text)}
.btn-nav{min-height:40px;padding:0 20px;font-size:14px}
.nav-burger{width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line-strong);border-radius:var(--radius);background:transparent;color:var(--text)}
.nav-burger:hover{border-color:rgba(99,199,255,.6);color:var(--primary-2)}

/* offcanvas */
.offcanvas{background:var(--bg-1);color:var(--text);border-left:1px solid var(--line-strong)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.offcanvas-body{padding:20px}
.offcanvas .mobile-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.offcanvas .mobile-nav a{padding:12px 12px;border-radius:var(--radius-sm);color:var(--text-2);font-size:15px;font-weight:500;border:1px solid transparent}
.offcanvas .mobile-nav a:hover{background:rgba(47,134,255,.1);color:var(--text)}
.offcanvas .mobile-nav a.is-active{color:var(--text);border-color:var(--line-strong);background:rgba(47,134,255,.12)}
.mobile-search{display:flex;gap:8px;margin-bottom:20px}
.mobile-search input{height:44px;background:rgba(10,20,32,.9);border:1px solid var(--line-strong);color:var(--text);border-radius:var(--radius);padding:0 14px;width:100%}
.mobile-search input::placeholder{color:var(--text-3)}

/* ===== Hero ===== */
.hero{position:relative;padding:64px 0 88px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(900px 460px at 82% 12%,rgba(47,134,255,.18),transparent 62%);pointer-events:none}
.hero::after{content:"";position:absolute;left:-10%;top:34%;width:120%;height:1px;background:linear-gradient(90deg,transparent,rgba(99,199,255,.45),transparent);transform:rotate(-3deg);pointer-events:none;opacity:.5}
.hero-row{position:relative;z-index:1}
.hero-tag{margin-bottom:22px}
.hero h1{font-size:clamp(34px,4.8vw,62px);line-height:1.12;font-weight:700}
.hero h1 .hl{color:var(--primary-2)}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.75;color:var(--text-2);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-trust{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.hero-trust li{list-style:none;font-size:13px;color:var(--text-2);display:flex;align-items:center;gap:8px}
.hero-trust li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary-2);flex:0 0 auto;box-shadow:0 0 6px rgba(99,199,255,.8)}
.hero-trust{list-style:none;padding-left:0;margin-bottom:0}
.hero-visual{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow);min-height:420px}
.hero-visual img{width:100%;height:100%;min-height:420px;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,11,18,.92) 0%,rgba(6,11,18,.45) 45%,rgba(6,11,18,.12) 100%)}
.hero-hud{position:absolute;left:20px;right:20px;bottom:20px;z-index:2;background:rgba(14,28,43,.72);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--line-strong);border-radius:var(--radius);padding:18px 20px}
.hero-hud .hud-title{font-size:12px;letter-spacing:.14em;color:var(--primary-2);font-weight:600;margin-bottom:12px}
.hero-hud ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.hero-hud li a{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;color:var(--text);padding:9px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(10,20,32,.5);transition:border-color .18s ease,background .18s ease,transform .18s ease}
.hero-hud li a:hover{border-color:rgba(99,199,255,.55);background:rgba(47,134,255,.12);transform:translateX(3px);color:var(--text)}
.hero-hud li span.state{font-size:12px;color:var(--text-3)}

/* ===== 权益对比表 ===== */
.table-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.benefit-table{width:100%;border-collapse:separate;border-spacing:0;margin:0}
.benefit-table th,.benefit-table td{padding:18px 20px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
.benefit-table thead th{font-size:12px;letter-spacing:.04em;color:var(--text-3);font-weight:600;background:rgba(10,20,32,.6);border-bottom:1px solid var(--line-strong)}
.benefit-table tbody tr:last-child th,.benefit-table tbody tr:last-child td{border-bottom:0}
.benefit-table tbody th{font-size:14px;font-weight:600;color:var(--text);width:24%}
.benefit-table td{font-size:14px;color:var(--text-2)}
.col-reco{position:relative;background:rgba(216,162,74,.05)}
.benefit-table thead th.col-reco{border-top:2px solid var(--accent);color:var(--accent-2)}
.col-reco .reco-tag{display:inline-flex;align-items:center;margin-left:8px;padding:1px 8px;border-radius:999px;border:1px solid rgba(216,162,74,.55);color:var(--accent-2);font-size:11px;font-weight:600;background:rgba(216,162,74,.12);vertical-align:middle}
.benefit-cards{display:none;grid-template-columns:1fr;gap:16px}
.benefit-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.benefit-card.is-reco{border-color:rgba(216,162,74,.45);box-shadow:0 16px 40px rgba(216,162,74,.12)}
.benefit-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;margin-bottom:12px;border-bottom:1px solid var(--line)}
.benefit-card-head h3{font-size:18px}
.benefit-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:9px 0;font-size:14px;border-bottom:1px dashed rgba(148,178,210,.12)}
.benefit-row:last-child{border-bottom:0}
.benefit-row .k{color:var(--text-3);flex:0 0 42%}
.benefit-row .v{color:var(--text);text-align:right;font-weight:500}

/* ===== 等级亮点 ===== */
.level-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.card-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card-panel:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.level-main{grid-column:span 7;display:flex;gap:24px;align-items:flex-start}
.level-main .icon-block{width:64px;height:64px;flex:0 0 auto;border-radius:var(--radius-sm);border:1px solid rgba(99,199,255,.45);background:rgba(47,134,255,.12);display:flex;align-items:center;justify-content:center;color:var(--primary-2)}
.level-main .icon-block svg{width:26px;height:26px}
.level-main h3{font-size:22px;margin-bottom:8px}
.level-main .desc{font-size:14px;color:var(--text-2);margin-bottom:18px}
.level-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.level-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7}
.level-list li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px rgba(216,162,74,.6)}
.level-side{grid-column:span 5;display:grid;gap:24px}
.level-side .card-panel{display:flex;gap:18px;align-items:flex-start}
.level-side h3{font-size:18px;margin-bottom:6px}
.level-side p{font-size:14px;color:var(--text-2)}
.mini-icon{width:44px;height:44px;flex:0 0 auto;border-radius:var(--radius-sm);border:1px solid var(--line-strong);background:rgba(148,178,210,.06);display:flex;align-items:center;justify-content:center;color:var(--text-2)}
.mini-icon svg{width:20px;height:20px}
.card-panel.gold-edge{border-color:rgba(216,162,74,.42);box-shadow:0 16px 40px rgba(216,162,74,.1)}

/* ===== 车主服务流程 ===== */
.service-track{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;margin-top:8px}
.service-track::before{content:"";position:absolute;left:22px;right:22px;top:17px;height:1px;background:linear-gradient(90deg,rgba(99,199,255,.5),rgba(148,178,210,.18))}
.service-step{position:relative;padding-top:0}
.service-step .dot{width:34px;height:34px;border-radius:50%;border:1px solid rgba(99,199,255,.5);background:var(--bg-2);display:flex;align-items:center;justify-content:center;color:var(--primary-2);font-family:var(--font-num);font-size:14px;font-weight:600;position:relative;z-index:1}
.service-step h3{font-size:17px;margin:16px 0 6px}
.service-step p{font-size:14px;color:var(--text-2)}

/* ===== 专属内容 ===== */
.exclusive-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.feature-card{grid-column:span 7;position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--surface-strong);min-height:340px}
.feature-card img{width:100%;height:100%;min-height:340px;object-fit:cover;transition:transform .4s ease}
.feature-card:hover img{transform:scale(1.03)}
.feature-card .feature-body{position:absolute;left:0;right:0;bottom:0;padding:24px;background:linear-gradient(180deg,transparent,rgba(6,11,18,.94) 45%)}
.feature-card .feature-body h3{font-size:22px;margin:10px 0 8px}
.feature-card .feature-body p{font-size:14px;color:var(--text-2);max-width:460px}
.exclusive-side{grid-column:span 5;display:grid;gap:20px}
.preview-row{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.preview-row:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.preview-row .thumb{width:104px;height:76px;flex:0 0 auto;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line)}
.preview-row .thumb img{width:100%;height:100%;object-fit:cover}
.preview-row h3{font-size:16px;margin:6px 0 6px;line-height:1.45}
.preview-row p{font-size:13px;color:var(--text-2);line-height:1.6}
.preview-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px}
.lock-state{font-size:12px;color:var(--accent-2);display:inline-flex;align-items:center;gap:5px}

/* ===== 最新信息 ===== */
.news-list{display:grid;gap:0;border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:88px 1fr auto;gap:24px;align-items:center;padding:22px 4px;border-bottom:1px solid var(--line);transition:background .18s ease,border-color .18s ease}
.news-item:hover{background:rgba(47,134,255,.05);border-color:var(--line-strong)}
.news-date{font-family:var(--font-num);font-size:13px;font-weight:600;color:var(--text-3);letter-spacing:.02em;line-height:1.5;word-break:break-word;font-variant-numeric:tabular-nums}
.news-body h3{font-size:18px;line-height:1.5;margin-bottom:6px}
.news-body h3 a{color:var(--text)}
.news-body h3 a:hover{color:var(--primary-2)}
.news-body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.65}
.news-arrow{width:40px;height:40px;border-radius:50%;border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;color:var(--text-2);transition:all .18s ease;flex:0 0 auto}
.news-item:hover .news-arrow{border-color:rgba(99,199,255,.6);color:var(--primary-2);background:rgba(47,134,255,.1)}
.news-empty{display:flex;align-items:center;gap:14px;padding:40px 24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--text-2);font-size:15px}
.news-empty svg{width:22px;height:22px;color:var(--text-3);flex:0 0 auto}

/* ===== FAQ ===== */
.faq-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:40px}
.faq-left{grid-column:span 4}
.faq-left h2{font-size:clamp(26px,3vw,38px);line-height:1.22}
.faq-left p{color:var(--text-2);font-size:15px;margin-top:14px}
.faq-left .link-more{display:inline-block;margin-top:20px}
.faq-right{grid-column:span 8}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:var(--line);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-active-bg:transparent;--bs-accordion-active-color:var(--text);--bs-accordion-color:var(--text)}
.faq-shell{background:rgba(14,28,43,.62);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--line-strong);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.accordion-item:last-child{border-bottom:0}
.accordion-button{background:transparent;color:var(--text);font-size:16px;font-weight:600;padding:20px 56px 20px 22px;line-height:1.6;position:relative}
.accordion-button:not(.collapsed){color:var(--primary-2);background:transparent;box-shadow:none}
.accordion-button:hover{color:var(--primary-2)}
.accordion-button::after{display:none}
.accordion-button .pm{position:absolute;right:20px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:400;color:var(--text-2);line-height:1;transition:all .18s ease}
.accordion-button:not(.collapsed) .pm{border-color:rgba(99,199,255,.6);color:var(--primary-2);background:rgba(47,134,255,.12)}
.accordion-button .pm::before{content:"+"}
.accordion-button:not(.collapsed) .pm::before{content:"−"}
.accordion-body{font-size:15px;line-height:1.75;color:var(--text-2);padding:0 22px 22px}

/* ===== 开通会员 ===== */
.join-panel{background:rgba(14,28,43,.7);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--line-strong);border-radius:var(--radius);box-shadow:var(--shadow);padding:44px;display:grid;grid-template-columns:repeat(12,1fr);gap:40px}
.join-left{grid-column:span 5}
.join-left h2{font-size:clamp(26px,3vw,38px);line-height:1.22}
.join-left .desc{color:var(--text-2);font-size:15px;margin-top:14px}
.join-points{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:12px}
.join-points li{display:flex;gap:10px;font-size:14px;color:var(--text-2)}
.join-points li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 8px rgba(99,199,255,.7)}
.privacy-note{margin-top:22px;font-size:13px;color:var(--text-3);line-height:1.7;border-top:1px solid var(--line);padding-top:16px}
.join-form{grid-column:span 7;background:var(--surface-strong);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.form-label{font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;display:block}
.form-control,.form-select{background:rgba(8,16,26,.9);border:1px solid var(--line-strong);color:var(--text);height:48px;border-radius:var(--radius);font-size:15px;padding:0 14px;transition:border-color .18s ease,box-shadow .18s ease}
.form-control::placeholder{color:var(--text-3)}
.form-control:focus,.form-select:focus{background:rgba(8,16,26,.95);border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,134,255,.22);color:var(--text)}
.form-control.is-invalid,.form-select.is-invalid{border-color:var(--danger)}
.err-msg{font-size:13px;color:var(--danger);margin-top:6px;display:none}
.err-msg.show{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;margin-top:6px}
.check-row input[type="checkbox"]{appearance:none;-webkit-appearance:none;width:18px;height:18px;flex:0 0 auto;margin-top:3px;border:1px solid var(--line-strong);border-radius:4px;background:rgba(8,16,26,.9);cursor:pointer;position:relative;transition:all .16s ease}
.check-row input[type="checkbox"]:checked{background:var(--primary);border-color:var(--primary)}
.check-row input[type="checkbox"]:checked::after{content:"";position:absolute;left:5px;top:1px;width:6px;height:11px;border:2px solid #fff;border-top:0;border-left:0;transform:rotate(42deg)}
.check-row label{font-size:13px;color:var(--text-2);line-height:1.7;cursor:pointer}
.form-success{display:none;margin-top:16px;padding:12px 16px;border:1px solid rgba(90,209,168,.5);background:rgba(90,209,168,.1);color:var(--success);font-size:14px;border-radius:var(--radius)}
.form-success.show{display:block}

/* ===== 页脚 ===== */
.site-footer{border-top:1px solid var(--line-strong);background:linear-gradient(180deg,rgba(6,11,18,.6),rgba(4,8,13,1));padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:40px}
.footer-brand .brand{font-size:18px}
.footer-brand p{font-size:14px;color:var(--text-2);margin-top:14px;max-width:280px;line-height:1.7}
.footer-col h4{font-size:13px;letter-spacing:.1em;color:var(--text-3);font-weight:600;margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary-2)}
.footer-info p{font-size:14px;color:var(--text-2);line-height:1.8}
.footer-bottom{border-top:1px solid var(--line);margin-top:44px;padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}
.footer-bottom p,.footer-bottom a{font-size:13px;color:var(--text-3)}
.footer-bottom a:hover{color:var(--text-2)}

/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .container{padding-left:24px;padding-right:24px}
  .section{padding:72px 0}
  .hero{padding:48px 0 64px}
  .hero-trust{grid-template-columns:repeat(2,minmax(0,1fr))}
  .level-main{grid-column:span 12}
  .level-side{grid-column:span 12;grid-template-columns:1fr 1fr}
  .feature-card{grid-column:span 12}
  .exclusive-side{grid-column:span 12;grid-template-columns:1fr 1fr}
  .faq-grid{gap:32px}
  .faq-left{grid-column:span 12}
  .faq-right{grid-column:span 12}
  .join-panel{padding:32px;gap:32px}
  .join-left{grid-column:span 12}
  .join-form{grid-column:span 12}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .hero-visual,.hero-visual img{min-height:340px}
  .hero::after{display:none}
  .benefit-table{display:none}
  .benefit-cards{display:grid}
  .service-track{grid-template-columns:1fr 1fr;gap:28px}
  .service-track::before{display:none}
  .news-item{grid-template-columns:76px 1fr auto;gap:16px}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px}
  .section{padding:56px 0}
  .header-inner{height:56px;gap:12px}
  .brand{font-size:16px}
  .brand-mark{width:24px;height:24px}
  .nav-search,.nav-login{display:none}
  .btn-nav{min-height:40px;padding:0 14px;font-size:13px}
  .hero{padding:36px 0 48px}
  .hero h1{font-size:clamp(30px,8vw,40px)}
  .hero-sub{font-size:15px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-trust{grid-template-columns:1fr 1fr;gap:10px;margin-top:32px}
  .hero-visual,.hero-visual img{min-height:280px}
  .hero-hud{left:12px;right:12px;bottom:12px;padding:14px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px}
  .level-side,.exclusive-side{grid-template-columns:1fr}
  .level-main{flex-direction:column}
  .news-item{grid-template-columns:1fr auto;gap:12px;padding:18px 0}
  .news-date{grid-column:1 / -1;font-size:12px}
  .news-arrow{width:34px;height:34px}
  .service-track{grid-template-columns:1fr}
  .join-panel{padding:22px}
  .join-form{padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .accordion-button{font-size:15px;padding:16px 50px 16px 16px}
  .accordion-body{padding:0 16px 18px;font-size:14px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: article */
:root{
  --bg-0:#060B12;
  --bg-1:#0A1420;
  --bg-2:#0E1C2B;
  --surface:rgba(16,30,46,.78);
  --surface-strong:#122338;
  --line:rgba(148,178,210,.16);
  --line-strong:rgba(148,178,210,.28);
  --text:#EAF2FA;
  --text-2:#A9B8C8;
  --text-3:#72849A;
  --primary:#2F86FF;
  --primary-2:#63C7FF;
  --accent:#D8A24A;
  --accent-2:#F0C77A;
  --danger:#FF6B6B;
  --success:#5AD1A8;
  --radius:8px;
  --radius-sm:6px;
  --shadow:0 16px 40px rgba(0,0,0,.35);
  --shadow-hover:0 20px 48px rgba(0,0,0,.45);
  --ease:180ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  min-height:100vh;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.015em;
  color:var(--text);
  background-color:var(--bg-0);
  background-image:
    radial-gradient(900px 560px at 82% -8%,rgba(47,134,255,.13),transparent 70%),
    radial-gradient(700px 460px at 6% 30%,rgba(99,199,255,.06),transparent 72%),
    linear-gradient(rgba(148,178,210,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,178,210,.07) 1px,transparent 1px);
  background-size:auto,auto,64px 64px,64px 64px;
  background-repeat:no-repeat,no-repeat,repeat,repeat;
  background-attachment:fixed,scroll,scroll,scroll;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary-2);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:#9BDCFF;}
p{margin:0 0 18px;}
ul,ol{margin:0 0 18px;padding-left:22px;}
li{line-height:1.8;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.2;letter-spacing:.01em;color:var(--text);}
button{font-family:inherit;}
:focus-visible{outline:2px solid #7FD4FF;outline-offset:3px;border-radius:4px;}
.container{max-width:1240px;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(6,11,18,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;flex:0 0 auto;
  border:1px solid var(--line-strong);border-radius:var(--radius-sm);
  background:linear-gradient(150deg,rgba(47,134,255,.28),rgba(14,28,43,.6));
  color:var(--primary-2);
  box-shadow:0 0 0 1px rgba(47,134,255,.12),0 6px 18px rgba(0,0,0,.35);
}
.brand-mark svg{width:18px;height:18px;}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.06em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;margin-right:auto;}
.main-nav .nav-link{
  position:relative;padding:0 0 6px;font-size:14px;font-weight:500;color:var(--text-2);
  border-radius:0;transition:color var(--ease);
}
.main-nav .nav-link:hover{color:var(--text);}
.main-nav .nav-link.is-active{color:var(--text);}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-21px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
  box-shadow:0 0 10px rgba(99,199,255,.55);
}
.main-nav .nav-link.is-active::before{
  content:"";position:absolute;left:50%;bottom:-27px;width:5px;height:5px;border-radius:50%;
  transform:translateX(-50%);background:var(--primary-2);box-shadow:0 0 8px var(--primary-2);
}
.header-tools{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 12px;
  background:rgba(16,30,46,.7);border:1px solid var(--line);border-radius:var(--radius-sm);
  transition:border-color var(--ease),background var(--ease);
}
.nav-search:focus-within{border-color:rgba(99,199,255,.6);background:rgba(16,30,46,.95);}
.nav-search svg{width:15px;height:15px;color:var(--text-3);flex:0 0 auto;}
.nav-search input{
  width:126px;border:0;background:transparent;color:var(--text);font-size:13px;padding:0;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search input:focus{outline:none;}
.link-quiet{font-size:14px;color:var(--text-2);}
.link-quiet:hover{color:var(--text);}

/* ---------- buttons ---------- */
.btn-brand,
.btn-ghost,
.btn-link-arrow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border-radius:var(--radius);min-height:44px;padding:0 22px;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease),filter var(--ease);
}
.btn-brand{
  color:#fff;
  background:linear-gradient(135deg,#1F6FE0,var(--primary) 45%,var(--primary-2));
  box-shadow:0 10px 26px rgba(47,134,255,.34),inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-brand:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 16px 34px rgba(47,134,255,.42);}
.btn-brand:active{transform:translateY(0);box-shadow:inset 0 2px 10px rgba(0,0,0,.4);}
.btn-ghost{
  color:var(--text);background:transparent;border-color:var(--line-strong);
}
.btn-ghost:hover{color:var(--text);background:rgba(99,199,255,.1);border-color:rgba(99,199,255,.5);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn-brand[disabled],.btn-ghost[disabled]{opacity:.45;pointer-events:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary-2);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;}
.link-arrow:hover{color:#A8E4FF;}
.text-link{color:var(--primary-2);text-decoration:underline;text-underline-offset:4px;}
.text-link:hover{color:#A8E4FF;}

/* ---------- badges ---------- */
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1;
  color:var(--text-2);background:rgba(148,178,210,.06);
  border:1px solid var(--line-strong);border-radius:999px;
}
.badge-gold{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1;
  color:var(--accent-2);background:rgba(216,162,74,.1);
  border:1px solid rgba(216,162,74,.45);border-radius:999px;
}
.badge-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;font-size:12px;
  color:var(--text-3);border:1px solid var(--line);border-radius:999px;background:rgba(10,20,32,.6);
}

/* ---------- breadcrumb ---------- */
.crumbs{display:flex;align-items:center;gap:8px;height:44px;font-size:13px;color:var(--text-3);overflow:hidden;}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--primary-2);}
.crumbs .sep{color:rgba(148,178,210,.4);}
.crumbs .current{color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:56%;}

/* ---------- article hero ---------- */
.article-head{padding:18px 0 34px;border-bottom:1px solid var(--line);}
.article-head .badge-cat{margin-bottom:18px;}
.article-title{
  font-size:clamp(26px,3.4vw,42px);line-height:1.22;font-weight:700;letter-spacing:.01em;
  max-width:900px;margin-bottom:18px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(148,178,210,.4);}
.article-meta strong{color:var(--text-2);font-weight:600;}

/* ---------- cover ---------- */
.article-cover{
  max-width:960px;margin:30px auto 0;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-1);
  box-shadow:var(--shadow);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.cover-cap{font-size:13px;color:var(--text-3);text-align:center;padding:10px 14px;border-top:1px solid var(--line);background:rgba(10,20,32,.65);}

/* ---------- layout body ---------- */
.article-layout{padding:48px 0 72px;}
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}
.article-main{min-width:0;}
.article-body{max-width:820px;font-size:17px;line-height:1.9;color:#DCE7F3;letter-spacing:.015em;}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  position:relative;font-size:26px;line-height:1.32;font-weight:700;color:var(--text);
  margin:40px 0 16px;padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--primary-2));
  box-shadow:0 0 10px rgba(99,199,255,.5);
}
.article-body h3{font-size:20px;font-weight:600;line-height:1.45;margin:30px 0 12px;color:var(--text);}
.article-body h4{font-size:17px;font-weight:600;margin:24px 0 10px;color:var(--text);}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;}
.article-body li{margin-bottom:8px;line-height:1.8;}
.article-body li::marker{color:var(--primary-2);}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;border-left:2px solid var(--accent);
  background:rgba(216,162,74,.07);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius);margin:20px 0 10px;width:100%;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px;}
.article-body a{color:var(--primary-2);text-decoration:underline;text-underline-offset:3px;}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px;}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;}
.article-body th{font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--text-3);text-transform:none;}
.article-body td{color:var(--text-2);}
.article-body strong{color:var(--text);font-weight:600;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

/* empty state */
.empty-state{
  max-width:820px;padding:48px 28px;text-align:center;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);
}
.empty-state .icon{width:52px;height:52px;margin:0 auto 18px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:50%;color:var(--primary-2);}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--text-2);margin-bottom:22px;}

/* ---------- sidebar ---------- */
.side-col{display:flex;flex-direction:column;gap:20px;position:sticky;top:88px;}
.glass-card{
  background:rgba(16,30,46,.62);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  padding:22px;
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  box-shadow:var(--shadow);
}
.glass-card h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.glass-card .side-sub{font-size:13px;color:var(--text-3);margin-bottom:16px;}
.perk-list{list-style:none;padding:0;margin:0 0 20px;}
.perk-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);line-height:1.6;margin-bottom:12px;}
.perk-list li svg{width:16px;height:16px;flex:0 0 auto;margin-top:3px;color:var(--primary-2);}
.side-links{list-style:none;padding:0;margin:16px 0 0;border-top:1px solid var(--line);padding-top:14px;}
.side-links li{margin-bottom:10px;font-size:14px;}
.side-links li:last-child{margin-bottom:0;}
.side-links a{color:var(--text-2);display:inline-flex;align-items:center;gap:6px;}
.side-links a:hover{color:var(--primary-2);}
.side-note{font-size:12px;color:var(--text-3);line-height:1.7;margin:14px 0 0;}

/* ---------- related ---------- */
.related-section{border-top:1px solid var(--line);padding:64px 0 24px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);}
.section-head p{margin:8px 0 0;font-size:14px;color:var(--text-2);max-width:640px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;height:100%;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.post-card .thumb{position:relative;display:block;overflow:hidden;background:var(--bg-2);}
.post-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 220ms ease;}
.post-card:hover .thumb img{transform:scale(1.03);}
.post-card .thumb .badge-cat{position:absolute;left:12px;top:12px;background:rgba(6,11,18,.78);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);}
.post-card .body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.post-card h3{font-size:17px;line-height:1.5;font-weight:600;}
.post-card h3 a{color:var(--text);}
.post-card h3 a:hover{color:var(--primary-2);}
.post-card .excerpt{font-size:14px;color:var(--text-2);line-height:1.65;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .meta{margin-top:auto;font-size:12px;color:var(--text-3);display:flex;align-items:center;gap:10px;font-variant-numeric:tabular-nums;}
.back-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px;padding-bottom:16px;}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line-strong);background:#04080E;padding:56px 0 24px;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{font-size:13.5px;color:var(--text-2);line-height:1.75;max-width:300px;margin:0;}
.footer-col h4{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--text-3);margin-bottom:14px;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:10px;font-size:14px;}
.footer-col a{color:var(--text-2);}
.footer-col a:hover{color:var(--primary-2);}
.footer-info p{font-size:13.5px;color:var(--text-2);margin:0;line-height:1.8;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:36px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--primary-2);}

/* ---------- offcanvas ---------- */
.offcanvas.oc-drawer{background:var(--bg-1);border-right:1px solid var(--line-strong);color:var(--text);width:300px;}
.oc-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px;}
.oc-drawer .btn-close{filter:invert(1) grayscale(1) brightness(1.6);opacity:.7;}
.oc-drawer .offcanvas-body{padding:18px 20px;}
.oc-nav{list-style:none;padding:0;margin:0 0 20px;}
.oc-nav li{margin-bottom:4px;}
.oc-nav a{display:block;padding:12px 12px;border-radius:var(--radius-sm);font-size:15px;color:var(--text-2);border:1px solid transparent;}
.oc-nav a:hover{background:rgba(99,199,255,.08);color:var(--text);border-color:var(--line);}
.oc-nav a.is-active{color:var(--text);border-color:rgba(99,199,255,.45);background:rgba(47,134,255,.12);}
.oc-search{display:flex;gap:8px;margin-bottom:18px;}
.oc-search input{
  flex:1 1 auto;height:44px;padding:0 12px;font-size:14px;color:var(--text);
  background:rgba(16,30,46,.85);border:1px solid var(--line-strong);border-radius:var(--radius-sm);
}
.oc-search input::placeholder{color:var(--text-3);}
.oc-search input:focus{outline:none;border-color:rgba(99,199,255,.7);box-shadow:0 0 0 3px rgba(47,134,255,.18);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .main-nav{gap:22px;}
  .nav-search{display:none;}
  .article-shell{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
}
@media (max-width:991.98px){
  .header-inner{height:60px;}
  .article-shell{grid-template-columns:minmax(0,1fr);gap:36px;}
  .side-col{position:static;top:auto;}
  .article-body{max-width:none;font-size:16.5px;}
  .article-cover{max-width:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .article-layout{padding:36px 0 56px;}
  .related-section{padding:48px 0 16px;}
}
@media (max-width:767.98px){
  .header-inner{height:56px;gap:12px;}
  .brand-text{font-size:16px;}
  .brand-mark{width:30px;height:30px;}
  .article-head{padding:12px 0 26px;}
  .article-title{font-size:clamp(22px,6vw,30px);}
  .crumbs{height:40px;}
  .crumbs .current{max-width:48%;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:22px;margin:32px 0 14px;}
  .article-body h3{font-size:18px;}
  .article-body table{font-size:14px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .glass-card{padding:18px;}
  .empty-state{padding:36px 18px;}
  .back-row .btn-brand,.back-row .btn-ghost{width:100%;}
}
@media (max-width:575.98px){
  .article-cover{margin-top:22px;}
  .article-meta{font-size:12.5px;gap:8px 12px;}
  .post-card .body{padding:16px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --bg-0:#060B12;
  --bg-1:#0A1420;
  --bg-2:#0E1C2B;
  --surface:rgba(16,30,46,.78);
  --surface-strong:#122338;
  --line:rgba(148,178,210,.16);
  --line-strong:rgba(148,178,210,.28);
  --text:#EAF2FA;
  --text-2:#A9B8C8;
  --text-3:#72849A;
  --primary:#2F86FF;
  --primary-2:#63C7FF;
  --accent:#D8A24A;
  --accent-2:#F0C77A;
  --danger:#FF6B6B;
  --success:#5AD1A8;
  --radius:8px;
  --radius-sm:6px;
  --shadow:0 16px 40px rgba(0,0,0,.35);
  --shadow-hover:0 20px 48px rgba(0,0,0,.45);
  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow Semi Condensed","DIN Alternate",var(--font-cn);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.015em;
  color:var(--text);
  background-color:var(--bg-0);
  background-image:
    radial-gradient(1100px 560px at 80% -8%,rgba(47,134,255,.15),transparent 62%),
    linear-gradient(180deg,#060B12 0%,#08111C 52%,#060B12 100%);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(148,178,210,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,178,210,.055) 1px,transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
  z-index:0;
}
body > *{position:relative;z-index:1;}
img{max-width:100%;display:block;}
a{color:var(--primary-2);text-decoration:none;transition:color .18s ease;}
a:hover{color:#9BDCFF;}
h1,h2,h3,h4,h5{font-family:var(--font-cn);letter-spacing:.01em;color:var(--text);margin:0;}
h1{font-size:clamp(34px,4.8vw,56px);line-height:1.12;font-weight:700;}
h2{font-size:clamp(26px,3vw,38px);line-height:1.2;font-weight:700;}
h3{font-size:21px;line-height:1.35;font-weight:600;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
:focus-visible{outline:2px solid #7FD4FF;outline-offset:3px;border-radius:4px;}

.container{
  width:100%;
  max-width:1240px;
  margin-inline:auto;
  padding-inline:16px;
}
@media (min-width:768px){.container{padding-inline:24px;}}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(6,11,18,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:64px;
}
.header-left{display:flex;align-items:center;gap:32px;min-width:0;}
.header-right{display:flex;align-items:center;gap:12px;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-weight:700;
  font-size:16px;
  letter-spacing:.02em;
  white-space:nowrap;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:30px;height:30px;
  display:grid;place-items:center;
  border:1px solid rgba(99,199,255,.34);
  border-radius:var(--radius-sm);
  color:var(--primary-2);
  background:rgba(47,134,255,.1);
  flex:none;
}
.brand-mark svg{width:16px;height:16px;}
.main-nav{display:flex;align-items:center;gap:22px;}
.main-nav .nav-link{
  position:relative;
  padding:6px 0;
  font-size:14px;
  font-weight:500;
  color:var(--text-2);
  border-radius:0;
  transition:color .18s ease;
}
.main-nav .nav-link:hover{color:var(--text);}
.main-nav .nav-link.is-active{color:var(--text);}
.main-nav .nav-link.is-active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-3px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(99,199,255,.85);
}
.nav-search{
  display:flex;
  align-items:center;
  gap:6px;
  height:36px;
  padding:0 6px 0 12px;
  background:rgba(16,30,46,.62);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:rgba(99,199,255,.55);box-shadow:0 0 0 3px rgba(47,134,255,.18);}
.nav-search input{
  width:140px;
  background:transparent;
  border:0;
  outline:none;
  color:var(--text);
  font-size:13px;
  font-family:var(--font-cn);
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search button{
  display:grid;place-items:center;
  width:26px;height:26px;
  border:0;border-radius:4px;
  background:transparent;
  color:var(--text-3);
  cursor:pointer;
  transition:color .18s ease,background .18s ease;
}
.nav-search button:hover{color:var(--primary-2);background:rgba(47,134,255,.12);}
.nav-search button svg{width:15px;height:15px;}

.btn-line,
.btn-solid{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--radius);
  font-family:var(--font-cn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-solid{
  border:0;
  color:#fff;
  background:linear-gradient(135deg,#2F86FF 0%,#63C7FF 100%);
  box-shadow:0 10px 26px rgba(47,134,255,.28);
}
.btn-solid:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.07);box-shadow:0 14px 34px rgba(47,134,255,.4);}
.btn-solid:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.35);}
.btn-line{
  border:1px solid var(--line-strong);
  color:var(--text);
  background:transparent;
}
.btn-line:hover{color:#fff;border-color:rgba(99,199,255,.5);background:rgba(99,199,255,.08);transform:translateY(-2px);}
.btn-line:active{transform:translateY(0);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--primary-2);
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-thickness:1px;
}
.link-more:hover{color:#9BDCFF;}
.menu-toggle{
  display:grid;place-items:center;
  width:42px;height:42px;
  border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);
  background:rgba(16,30,46,.6);
  color:var(--text);
  cursor:pointer;
  transition:border-color .18s ease,background .18s ease;
}
.menu-toggle:hover{border-color:rgba(99,199,255,.5);background:rgba(47,134,255,.14);}
.menu-toggle svg{width:18px;height:18px;}

/* Offcanvas */
#mobileNav{
  --bs-offcanvas-width:min(86vw,348px);
  background:#08111C;
  border-right:1px solid var(--line-strong);
  color:var(--text);
}
#mobileNav .offcanvas-header{
  padding:16px 20px;
  border-bottom:1px solid var(--line);
}
#mobileNav .offcanvas-title{font-size:15px;font-weight:700;color:var(--text);letter-spacing:.02em;}
#mobileNav .btn-close{filter:invert(1) grayscale(1) brightness(1.7);opacity:.65;}
#mobileNav .btn-close:hover{opacity:1;}
.mobile-search{
  display:flex;align-items:center;gap:8px;
  margin:16px 20px 4px;
  height:44px;
  padding:0 6px 0 14px;
  background:rgba(16,30,46,.7);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
}
.mobile-search input{
  flex:1;min-width:0;
  background:transparent;border:0;outline:none;
  color:var(--text);font-size:14px;font-family:var(--font-cn);
}
.mobile-search input::placeholder{color:var(--text-3);}
.mobile-search button{
  display:grid;place-items:center;width:32px;height:32px;
  border:0;border-radius:5px;background:rgba(47,134,255,.16);color:var(--primary-2);cursor:pointer;
}
.mobile-search button svg{width:15px;height:15px;}
.mobile-links{list-style:none;padding:8px 0;margin:0;}
.mobile-links a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 20px;
  font-size:15px;
  color:var(--text-2);
  border-bottom:1px solid rgba(148,178,210,.08);
}
.mobile-links a:hover{color:var(--text);background:rgba(47,134,255,.08);}
.mobile-links a.is-active{color:var(--primary-2);}
.mobile-links a span.dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--primary-2);
  box-shadow:0 0 8px rgba(99,199,255,.8);
  opacity:0;
}
.mobile-links a.is-active span.dot{opacity:1;}
.mobile-foot{padding:18px 20px 26px;display:grid;gap:10px;}

/* ============ Breadcrumb ============ */
.crumb-bar{
  border-bottom:1px solid var(--line);
  background:rgba(8,17,28,.6);
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  font-size:13px;
  color:var(--text-3);
  flex-wrap:wrap;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary-2);}
.crumb .sep{color:rgba(148,178,210,.4);}
.crumb .current{color:var(--text-2);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ Page hero ============ */
.page-hero{
  position:relative;
  padding:48px 0 56px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;
  top:-160px;right:-160px;
  width:680px;height:540px;
  background:radial-gradient(circle at 50% 50%,rgba(47,134,255,.22),transparent 64%);
  transform:skewX(-14deg);
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;
  left:-10%;bottom:-40px;
  width:140%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(99,199,255,.35),transparent);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 12px;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--primary-2);
  background:rgba(47,134,255,.1);
  border:1px solid rgba(99,199,255,.32);
  border-radius:999px;
}
.hero-title{margin:18px 0 14px;}
.hero-sub{
  max-width:560px;
  font-size:16.5px;
  line-height:1.8;
  color:var(--text-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-points{
  list-style:none;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px 20px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.hero-points li{
  display:flex;
  align-items:center;
  gap:9px;
  font-size:13.5px;
  color:var(--text-2);
}
.hero-points li::before{
  content:"";
  width:6px;height:6px;
  border-radius:1px;
  background:var(--primary-2);
  box-shadow:0 0 8px rgba(99,199,255,.8);
  flex:none;
}
.hero-visual{
  position:relative;
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.hero-visual img{
  width:100%;
  height:360px;
  object-fit:cover;
}
.hero-visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(6,11,18,.78) 0%,rgba(6,11,18,.18) 55%,rgba(6,11,18,.5) 100%);
  pointer-events:none;
}
.hero-tag{
  position:absolute;
  left:18px;bottom:18px;
  z-index:3;
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 14px;
  background:rgba(10,20,32,.74);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);
  font-size:13px;
  color:var(--text-2);
}
.hero-tag strong{color:var(--text);font-weight:600;}
.hero-tag .pulse{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent-2);
  box-shadow:0 0 10px rgba(240,199,122,.9);
  flex:none;
}

/* ============ Section ============ */
.section{padding:72px 0;border-bottom:1px solid var(--line);}
.section:last-of-type{border-bottom:0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.section-head .kicker{
  display:block;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--text-3);
  margin-bottom:10px;
}
.section-note{
  max-width:400px;
  font-size:14px;
  line-height:1.8;
  color:var(--text-2);
}

/* ============ Model cards ============ */
.model-card{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  margin-bottom:24px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.model-card:last-child{margin-bottom:0;}
.model-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.model-card.is-flip .model-media{order:2;}
.model-media{position:relative;min-height:290px;background:var(--bg-2);}
.model-media img{width:100%;height:100%;object-fit:cover;min-height:290px;}
.model-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,11,18,.05),rgba(6,11,18,.55));
  pointer-events:none;
}
.model-flag{
  position:absolute;
  left:16px;top:16px;
  z-index:2;
  padding:5px 11px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--accent-2);
  background:rgba(216,162,74,.12);
  border:1px solid rgba(216,162,74,.42);
  border-radius:999px;
}
.model-body{padding:32px;display:flex;flex-direction:column;justify-content:center;}
.model-body h3{font-size:23px;margin-bottom:10px;}
.model-desc{font-size:14.5px;line-height:1.8;color:var(--text-2);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 16px;}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 11px;
  font-size:12px;
  letter-spacing:.02em;
  color:var(--text-2);
  background:rgba(148,178,210,.05);
  border:1px solid var(--line-strong);
  border-radius:999px;
}
.tag-accent{color:var(--accent-2);border-color:rgba(216,162,74,.42);background:rgba(216,162,74,.1);}
.model-scene{
  display:flex;
  align-items:flex-start;
  gap:9px;
  padding:12px 14px;
  font-size:13.5px;
  line-height:1.7;
  color:var(--text-2);
  background:rgba(47,134,255,.06);
  border-left:2px solid rgba(99,199,255,.5);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
}
.model-scene strong{color:var(--text);font-weight:600;}
.model-actions{margin-top:20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;}

/* ============ Spec table ============ */
.table-shell{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
.spec-table{
  width:100%;
  margin:0;
  border-collapse:collapse;
  color:var(--text-2);
}
.spec-table th{
  padding:16px 18px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--text-3);
  text-align:left;
  white-space:nowrap;
  background:rgba(10,20,32,.72);
  border-bottom:1px solid var(--line-strong);
}
.spec-table th.recommend{
  color:var(--accent-2);
  position:relative;
}
.spec-table th.recommend::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:2px;
  background:linear-gradient(90deg,rgba(216,162,74,.2),var(--accent),rgba(216,162,74,.2));
}
.spec-table th .rec-badge{
  display:inline-block;
  margin-left:8px;
  padding:2px 8px;
  font-size:11px;
  letter-spacing:.04em;
  color:var(--accent-2);
  border:1px solid rgba(216,162,74,.45);
  border-radius:999px;
  background:rgba(216,162,74,.1);
}
.spec-table td{
  padding:16px 18px;
  font-size:14.5px;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.spec-table tbody tr:last-child td{border-bottom:0;}
.spec-table td:first-child{
  color:var(--text);
  font-weight:600;
  white-space:nowrap;
}
.spec-table tbody tr{transition:background .18s ease;}
.spec-table tbody tr:hover{background:rgba(47,134,255,.06);}
.spec-cards{display:grid;gap:16px;}
.spec-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px;
}
.spec-card.is-recommend{border-color:rgba(216,162,74,.4);box-shadow:0 0 0 1px rgba(216,162,74,.12) inset;}
.spec-card h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.spec-card dl{margin:0;display:grid;gap:10px;}
.spec-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding-bottom:10px;
  border-bottom:1px dashed rgba(148,178,210,.16);
}
.spec-row:last-child{border-bottom:0;padding-bottom:0;}
.spec-row dt{font-size:13px;color:var(--text-3);font-weight:500;flex:none;}
.spec-row dd{margin:0;font-size:14px;color:var(--text);text-align:right;}

/* ============ Steps ============ */
.step-line{
  list-style:none;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
  position:relative;
}
.step-line li{
  position:relative;
  padding:26px 22px 24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.step-line li:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.step-line li::after{
  content:"";
  position:absolute;
  top:44px;right:-24px;
  width:24px;height:1px;
  background:linear-gradient(90deg,rgba(99,199,255,.55),rgba(99,199,255,0));
}
.step-line li:last-child::after{display:none;}
.step-num{
  display:grid;
  place-items:center;
  width:36px;height:36px;
  margin-bottom:16px;
  font-family:var(--font-num);
  font-size:15px;
  font-weight:700;
  color:var(--primary-2);
  background:rgba(47,134,255,.1);
  border:1px solid rgba(99,199,255,.4);
  border-radius:var(--radius-sm);
}
.step-line h3{font-size:18px;margin-bottom:8px;}
.step-line p{font-size:14px;line-height:1.8;color:var(--text-2);}

/* ============ Notes list ============ */
.note-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.note-panel{
  padding:26px;
  background:rgba(14,28,43,.62);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.note-panel h3{font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.note-panel h3 svg{width:20px;height:20px;color:var(--primary-2);flex:none;}
.check-list{list-style:none;display:grid;gap:12px;}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:14px;
  line-height:1.8;
  color:var(--text-2);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:7px;
  width:14px;height:14px;
  border:1px solid rgba(99,199,255,.5);
  border-radius:3px;
  background:rgba(47,134,255,.12);
}
.check-list li::after{
  content:"";
  position:absolute;
  left:4px;top:10px;
  width:6px;height:3px;
  border-left:1.6px solid var(--primary-2);
  border-bottom:1.6px solid var(--primary-2);
  transform:rotate(-45deg);
}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.6fr);gap:40px;}
.faq-aside p{font-size:14.5px;line-height:1.85;color:var(--text-2);margin-top:14px;}
.faq-aside .link-more{margin-top:18px;}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  margin-bottom:12px;
  overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  padding:18px 20px;
  font-size:16px;
  font-weight:600;
  font-family:var(--font-cn);
  color:var(--text);
  background:transparent;
  border:0;
  box-shadow:none;
  border-radius:0;
}
.accordion-button:not(.collapsed){color:var(--primary-2);background:rgba(47,134,255,.06);}
.accordion-button:focus{box-shadow:none;outline:2px solid #7FD4FF;outline-offset:-3px;}
.accordion-button::after{
  content:"+";
  display:grid;
  place-items:center;
  width:26px;height:26px;
  flex:none;
  font-size:17px;
  line-height:1;
  color:var(--text-2);
  background:transparent;
  background-image:none;
  border:1px solid var(--line-strong);
  border-radius:999px;
  transform:none;
  transition:color .18s ease,border-color .18s ease;
}
.accordion-button:not(.collapsed)::after{
  content:"−";
  color:var(--primary-2);
  border-color:rgba(99,199,255,.5);
  transform:none;
}
.accordion-body{
  padding:0 20px 20px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}

/* ============ CTA ============ */
.cta-panel{
  position:relative;
  overflow:hidden;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  gap:36px;
  align-items:center;
  padding:44px;
  background:linear-gradient(120deg,rgba(18,35,56,.94) 0%,rgba(10,20,32,.94) 100%);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";
  position:absolute;
  top:-120px;right:-80px;
  width:420px;height:340px;
  background:radial-gradient(circle,rgba(47,134,255,.24),transparent 68%);
  transform:skewX(-16deg);
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:2;}
.cta-panel h2{margin-bottom:14px;}
.cta-panel .cta-desc{font-size:14.5px;line-height:1.85;color:var(--text-2);max-width:520px;}
.cta-points{list-style:none;display:grid;gap:10px;margin-top:20px;}
.cta-points li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2);}
.cta-points li::before{
  content:"";
  width:6px;height:6px;border-radius:1px;
  background:var(--accent-2);
  box-shadow:0 0 8px rgba(240,199,122,.85);
  flex:none;
}
.cta-side{
  display:grid;
  gap:14px;
  padding:24px;
  background:rgba(10,20,32,.66);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.cta-side .cta-side-title{font-size:15px;font-weight:600;color:var(--text);}
.cta-side p{font-size:13.5px;line-height:1.8;color:var(--text-2);}
.cta-side .btn-solid{width:100%;}
.cta-side .btn-line{width:100%;}

/* ============ Footer ============ */
.site-footer{
  background:#04090F;
  border-top:1px solid var(--line-strong);
  padding-top:56px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:38px;
}
.footer-brand p{
  margin-top:14px;
  max-width:320px;
  font-size:14px;
  line-height:1.8;
  color:var(--text-2);
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:14px;
}
.footer-col ul{list-style:none;display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary-2);}
.footer-info p{font-size:13.5px;line-height:1.85;color:var(--text-2);}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  padding:20px 0;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--primary-2);}

/* ============ Responsive ============ */
@media (max-width:1199.98px){
  .header-left{gap:20px;}
  .nav-search input{width:120px;}
}
@media (max-width:991.98px){
  .section{padding:56px 0;}
  .page-hero{padding:36px 0 44px;}
  .hero-visual img{height:300px;}
  .model-card{grid-template-columns:1fr;}
  .model-card.is-flip .model-media{order:0;}
  .model-media,.model-media img{min-height:240px;}
  .model-body{padding:26px;}
  .step-line{grid-template-columns:1fr;}
  .step-line li::after{display:none;}
  .faq-layout{grid-template-columns:1fr;gap:26px;}
  .cta-panel{grid-template-columns:1fr;padding:32px;gap:26px;}
  .note-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .header-inner{min-height:56px;gap:12px;}
  .brand{font-size:15px;}
  .brand-mark{width:28px;height:28px;}
  .brand-mark svg{width:14px;height:14px;}
  .btn-sm{min-height:40px;padding:0 14px;font-size:13.5px;}
  .hero-visual img{height:230px;}
  .hero-points{grid-template-columns:1fr;}
  .hero-actions .btn-solid,
  .hero-actions .btn-line{width:100%;}
  .model-body{padding:22px;}
  .model-body h3{font-size:20px;}
  .section-head{margin-bottom:26px;}
  .cta-panel{padding:26px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .crumb .current{max-width:52vw;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category2 */
:root{
  --bg-0:#060B12;
  --bg-1:#0A1420;
  --bg-2:#0E1C2B;
  --surface:rgba(16,30,46,.78);
  --surface-strong:#122338;
  --line:rgba(148,178,210,.16);
  --line-strong:rgba(148,178,210,.28);
  --text:#EAF2FA;
  --text-2:#A9B8C8;
  --text-3:#72849A;
  --primary:#2F86FF;
  --primary-2:#63C7FF;
  --accent:#D8A24A;
  --accent-2:#F0C77A;
  --danger:#FF6B6B;
  --success:#5AD1A8;
  --radius:8px;
  --shadow:0 16px 40px rgba(0,0,0,.35);
  --shadow-hover:0 20px 48px rgba(0,0,0,.45);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  min-height:100vh;
  color:var(--text);
  background-color:var(--bg-0);
  background-image:
    linear-gradient(rgba(148,178,210,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,178,210,.05) 1px,transparent 1px),
    radial-gradient(900px 520px at 84% -12%,rgba(47,134,255,.18),transparent 70%),
    linear-gradient(180deg,#060B12 0%,#081120 40%,#060B12 100%);
  background-size:48px 48px,48px 48px,auto,auto;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.015em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--primary-2);text-decoration:none;transition:color .18s ease;}
a:hover{color:#9BDCFF;}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--text);letter-spacing:.01em;font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid #7FD4FF;outline-offset:3px;border-radius:4px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(6,11,18,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:9px;flex-shrink:0;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);border-radius:6px;
  color:var(--primary-2);background:rgba(47,134,255,.10);
}
.brand-mark svg{width:16px;height:16px;}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.04em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0;}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:20px 12px;font-size:14px;font-weight:500;line-height:1;
  color:var(--text-2);white-space:nowrap;border-radius:0;
  transition:color .18s ease;
}
.main-nav .nav-link:hover{color:var(--text);}
.main-nav .nav-link.is-active{color:#fff;}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:12px;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
  border-radius:2px;box-shadow:0 0 10px rgba(63,199,255,.7);
}
.main-nav .nav-link.is-active::before{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:6px;
  width:4px;height:4px;border-radius:50%;background:var(--primary-2);
  box-shadow:0 0 8px rgba(99,199,255,.9);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.nav-search{display:flex;align-items:center;gap:8px;
  background:rgba(10,20,32,.8);border:1px solid var(--line);border-radius:8px;
  padding:0 12px;height:38px;transition:border-color .18s ease,background .18s ease;
}
.nav-search:focus-within{border-color:var(--primary);background:rgba(14,28,43,.95);}
.nav-search svg{width:15px;height:15px;color:var(--text-3);flex-shrink:0;}
.nav-search input{
  width:130px;height:100%;border:0;background:transparent;color:var(--text);
  font-size:13px;outline:none;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-login{
  font-size:14px;color:var(--text-2);padding:8px 6px;white-space:nowrap;
}
.nav-login:hover{color:var(--text);}
.menu-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:41px;height:41px;border:1px solid var(--line-strong);border-radius:8px;
  background:rgba(16,30,46,.7);color:var(--text);
}
.menu-btn svg{width:18px;height:18px;}
.menu-btn:hover{border-color:var(--primary);color:#fff;}

/* ---------- Buttons ---------- */
.btn-elec{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border:1px solid transparent;border-radius:var(--radius);
  background:linear-gradient(180deg,var(--primary-2),var(--primary));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;line-height:1;
  box-shadow:0 10px 26px rgba(47,134,255,.28);
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
  cursor:pointer;text-align:center;
}
.btn-elec:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.07);box-shadow:0 16px 34px rgba(47,134,255,.38);}
.btn-elec:active{transform:translateY(0);box-shadow:inset 0 2px 10px rgba(0,0,0,.35);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border:1px solid var(--line-strong);border-radius:var(--radius);
  background:rgba(16,30,46,.5);color:var(--text);font-size:15px;font-weight:600;line-height:1;
  transition:background .18s ease,border-color .18s ease,transform .18s ease,color .18s ease;
  cursor:pointer;
}
.btn-line:hover{background:rgba(47,134,255,.14);border-color:var(--primary);color:#fff;transform:translateY(-2px);}
.btn-line:active{transform:translateY(0);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:7px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary-2);
}
.link-arrow::after{content:"→";transition:transform .18s ease;}
.link-arrow:hover{color:#9BDCFF;}
.link-arrow:hover::after{transform:translateX(4px);}

/* ---------- Badges ---------- */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;
  border:1px solid var(--line-strong);background:rgba(16,30,46,.6);
  font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--text-2);
}
.badge-accent{
  display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;
  border:1px solid rgba(216,162,74,.55);background:rgba(216,162,74,.12);
  font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--accent-2);
}
.badge-live{
  display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(90,209,168,.4);background:rgba(90,209,168,.1);
  font-size:12px;font-weight:600;color:var(--success);
}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--success);box-shadow:0 0 8px rgba(90,209,168,.9);}

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar{
  border-bottom:1px solid var(--line);
  background:rgba(8,17,32,.55);
}
.breadcrumb-bar .container{display:flex;align-items:center;height:44px;gap:8px;font-size:13px;color:var(--text-3);}
.breadcrumb-bar a{color:var(--text-3);}
.breadcrumb-bar a:hover{color:var(--primary-2);}
.breadcrumb-bar .sep{color:var(--text-3);opacity:.6;}
.breadcrumb-bar .current{color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ---------- Hero ---------- */
.page-hero{position:relative;padding:44px 0 72px;overflow:hidden;}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(112deg,rgba(47,134,255,.16) 0%,transparent 38%),
    radial-gradient(620px 320px at 88% 12%,rgba(99,199,255,.16),transparent 70%);
}
.hero-split{position:relative;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:20px;
  padding:6px 14px;border-radius:999px;border:1px solid var(--line-strong);
  background:rgba(16,30,46,.65);font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--primary-2);
}
.page-hero h1{
  font-size:clamp(34px,4.8vw,58px);line-height:1.12;font-weight:700;letter-spacing:.01em;
  margin-bottom:18px;
}
.page-hero h1 span{color:var(--primary-2);}
.hero-lead{font-size:16.5px;line-height:1.85;color:var(--text-2);max-width:600px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);}
.hero-points li::before{content:"";width:14px;height:1px;background:var(--primary-2);flex-shrink:0;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-visual{position:relative;}
.hero-img{
  position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line-strong);
  box-shadow:var(--shadow);aspect-ratio:16/11;background:var(--bg-2);
}
.hero-img img{width:100%;height:100%;object-fit:cover;}
.hero-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(6,11,18,.72) 0%,rgba(6,11,18,.12) 55%,rgba(6,11,18,.42) 100%);
}
.hud-card{
  position:absolute;left:20px;right:20px;bottom:20px;z-index:2;
  padding:18px 20px;border-radius:8px;
  background:rgba(12,24,38,.72);
  border:1px solid rgba(148,178,210,.3);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:0 18px 40px rgba(0,0,0,.45);
}
.hud-card h2{font-size:13px;letter-spacing:.1em;color:var(--text-3);font-weight:600;margin-bottom:12px;text-transform:uppercase;}
.hud-card ul{display:grid;gap:9px;}
.hud-card li{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;color:var(--text);}
.hud-card li span:first-child{display:flex;align-items:center;gap:9px;}
.hud-card li span:first-child::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--primary-2);
  box-shadow:0 0 8px rgba(99,199,255,.9);flex-shrink:0;
}
.hud-card li em{font-style:normal;font-size:12.5px;color:var(--text-3);}

/* ---------- Sections ---------- */
.section{padding:86px 0;border-top:1px solid var(--line);}
.section.alt{background:rgba(10,20,32,.5);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:46px;flex-wrap:wrap;
}
.section-head .head-text{max-width:720px;}
.section-head h2{font-size:clamp(26px,3vw,38px);line-height:1.2;margin-bottom:12px;}
.section-head p{font-size:15px;color:var(--text-2);line-height:1.8;}

/* ---------- Flow timeline ---------- */
.flow{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.flow::before{
  content:"";position:absolute;top:22px;left:6px;right:6px;height:1px;
  background:linear-gradient(90deg,rgba(148,178,210,.05),var(--line-strong) 12%,var(--line-strong) 88%,rgba(148,178,210,.05));
}
.flow-step{position:relative;padding-top:64px;}
.flow-dot{
  position:absolute;top:12px;left:0;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--primary);background:var(--bg-1);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 6px rgba(6,11,18,.92),0 0 16px rgba(47,134,255,.5);
}
.flow-dot i{width:6px;height:6px;border-radius:50%;background:var(--primary-2);}
.flow-step.done .flow-dot{border-color:var(--accent);box-shadow:0 0 0 6px rgba(6,11,18,.92),0 0 16px rgba(216,162,74,.45);}
.flow-step.done .flow-dot i{background:var(--accent-2);}
.flow-num{display:block;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--text-3);margin-bottom:8px;font-variant-numeric:tabular-nums;}
.flow-step h3{font-size:19px;margin-bottom:10px;}
.flow-step p{font-size:14.5px;line-height:1.8;color:var(--text-2);}
.flow-meta{margin-top:14px;font-size:12.5px;color:var(--text-3);display:inline-flex;align-items:center;gap:7px;}
.flow-meta::before{content:"";width:12px;height:1px;background:var(--line-strong);}

/* ---------- Service cards ---------- */
.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.service-card{
  position:relative;padding:28px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;gap:14px;
}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.service-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;}
.icon-box{
  width:48px;height:48px;flex-shrink:0;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);background:rgba(47,134,255,.1);color:var(--primary-2);
}
.icon-box svg{width:24px;height:24px;}
.service-card h3{font-size:20px;line-height:1.35;}
.service-card p{font-size:14.5px;line-height:1.8;color:var(--text-2);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px;}
.tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;
  border:1px solid var(--line);background:rgba(10,20,32,.65);
  font-size:12px;color:var(--text-2);
}
.service-card .card-link{margin-top:auto;padding-top:6px;}

/* ---------- Notice checklist ---------- */
.notice-wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start;}
.notice-aside .aside-card{
  padding:28px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,35,56,.9),rgba(10,20,32,.85));
  box-shadow:var(--shadow);
}
.notice-aside h3{font-size:20px;margin-bottom:12px;}
.notice-aside p{font-size:14.5px;line-height:1.85;color:var(--text-2);margin-bottom:20px;}
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 28px;}
.check-item{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.75;color:var(--text-2);}
.check-item em{
  flex-shrink:0;width:20px;height:20px;margin-top:3px;border-radius:5px;
  display:flex;align-items:center;justify-content:center;font-style:normal;
  border:1px solid rgba(47,134,255,.5);background:rgba(47,134,255,.14);color:var(--primary-2);
  font-size:12px;font-weight:700;
}
.check-item strong{color:var(--text);font-weight:600;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:52px;align-items:start;}
.faq-aside h2{font-size:clamp(26px,3vw,34px);line-height:1.22;margin-bottom:14px;}
.faq-aside p{font-size:14.5px;line-height:1.85;color:var(--text-2);margin-bottom:22px;}
.faq-acc{
  --bs-accordion-bg:transparent;
  --bs-accordion-color:var(--text);
  --bs-accordion-border-color:var(--line);
  --bs-accordion-border-width:1px;
  --bs-accordion-border-radius:8px;
  --bs-accordion-inner-border-radius:8px;
  --bs-accordion-btn-padding-y:20px;
  --bs-accordion-btn-padding-x:22px;
  --bs-accordion-btn-color:var(--text);
  --bs-accordion-btn-bg:rgba(16,30,46,.6);
  --bs-accordion-active-color:#fff;
  --bs-accordion-active-bg:rgba(47,134,255,.1);
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-body-padding-y:0px;
  --bs-accordion-body-padding-x:22px;
  display:grid;gap:12px;
}
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:8px;overflow:hidden;
  background:rgba(16,30,46,.62);box-shadow:none;
}
.faq-acc .accordion-button{
  font-size:16px;font-weight:600;letter-spacing:.01em;line-height:1.5;
  padding:20px 56px 20px 22px;border-radius:0;
  transition:background .18s ease,color .18s ease;
}
.faq-acc .accordion-button::after{display:none;}
.faq-acc .accordion-button::before{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);color:var(--primary-2);
  font-size:15px;font-weight:400;line-height:1;background:rgba(10,20,32,.7);
}
.faq-acc .accordion-button:not(.collapsed)::before{content:"−";border-color:var(--primary);color:#fff;background:rgba(47,134,255,.22);}
.faq-acc .accordion-button:hover{background:rgba(47,134,255,.08);}
.faq-acc .accordion-button:not(.collapsed){box-shadow:none;color:#fff;}
.faq-acc .accordion-body{
  font-size:15px;line-height:1.85;color:var(--text-2);
  padding:0 22px 22px;border-top:1px solid rgba(148,178,210,.1);
  padding-top:16px;
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:10px;
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(14,28,43,.94),rgba(8,17,32,.96));
  box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.26;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg,rgba(6,11,18,.94) 8%,rgba(6,11,18,.62) 54%,rgba(6,11,18,.9) 100%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:44px;padding:52px;align-items:center;}
.cta-inner h2{font-size:clamp(26px,3vw,36px);line-height:1.22;margin-bottom:14px;}
.cta-inner p{font-size:15px;line-height:1.85;color:var(--text-2);}
.cta-list{display:grid;gap:10px;margin-top:22px;}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-2);}
.cta-list li::before{
  content:"";flex-shrink:0;width:6px;height:6px;margin-top:9px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 8px rgba(216,162,74,.7);
}
.cta-side{
  padding:26px;border-radius:8px;border:1px solid var(--line-strong);
  background:rgba(12,24,38,.72);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.cta-side h3{font-size:17px;margin-bottom:10px;}
.cta-side p{font-size:13.5px;line-height:1.8;color:var(--text-2);margin-bottom:18px;}
.cta-side .btn-elec,.cta-side .btn-line{width:100%;}
.cta-side .btn-line{margin-top:12px;}
.cta-side .tiny{margin-top:14px;margin-bottom:0;font-size:12.5px;color:var(--text-3);}

/* ---------- Footer ---------- */
.site-footer{
  border-top:1px solid var(--line-strong);
  background:linear-gradient(180deg,rgba(6,11,18,.9),#04080E);
  padding:64px 0 26px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-2);max-width:320px;}
.footer-col h4{font-size:13px;letter-spacing:.12em;color:var(--text-3);font-weight:600;margin-bottom:18px;text-transform:uppercase;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary-2);}
.footer-info p{font-size:13.5px;line-height:1.85;color:var(--text-2);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding-top:24px;border-top:1px solid var(--line);
}
.footer-bottom p{font-size:13px;color:var(--text-3);}
.footer-bottom a{color:var(--text-2);}
.footer-bottom a:hover{color:var(--primary-2);}

/* ---------- Mobile drawer ---------- */
.mobile-drawer{
  --bs-offcanvas-width:320px;
  background:#081120;color:var(--text);border-left:1px solid var(--line-strong);
}
.mobile-drawer .offcanvas-header{
  border-bottom:1px solid var(--line);padding:16px 20px;
}
.mobile-drawer .offcanvas-title{font-size:16px;font-weight:700;letter-spacing:.04em;}
.drawer-close{
  width:36px;height:36px;border-radius:8px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-2);font-size:20px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.drawer-close:hover{color:#fff;border-color:var(--primary);}
.mobile-drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px;}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;
  border:1px solid var(--line-strong);border-radius:8px;background:rgba(10,20,32,.8);}
.drawer-search svg{width:16px;height:16px;color:var(--text-3);}
.drawer-search input{flex:1;border:0;background:transparent;color:var(--text);font-size:14px;outline:none;}
.drawer-search input::placeholder{color:var(--text-3);}
.drawer-nav{display:grid;gap:4px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 14px;border-radius:8px;font-size:15px;color:var(--text-2);
  border:1px solid transparent;
}
.drawer-nav a:hover{background:rgba(47,134,255,.1);color:#fff;}
.drawer-nav a.is-active{
  color:#fff;background:rgba(47,134,255,.14);border-color:rgba(47,134,255,.45);
}
.drawer-nav a.is-active::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 8px rgba(99,199,255,.9);}
.drawer-foot{margin-top:auto;display:grid;gap:10px;padding-top:16px;border-top:1px solid var(--line);}
.drawer-foot .tiny{font-size:12.5px;color:var(--text-3);line-height:1.7;}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .header-inner{gap:16px;}
  .nav-search input{width:110px;}
  .hero-split{gap:36px;}
  .cta-inner{padding:40px;}
}
@media (max-width:991.98px){
  .container{padding:0 24px;}
  .page-hero{padding:34px 0 56px;}
  .hero-split{grid-template-columns:1fr;gap:34px;}
  .hero-visual{order:2;}
  .hero-img{aspect-ratio:16/10;}
  .section{padding:66px 0;}
  .section-head{margin-bottom:34px;}
  .flow{grid-template-columns:1fr;gap:0;}
  .flow::before{top:0;bottom:0;left:10px;right:auto;width:1px;height:auto;
    background:linear-gradient(180deg,rgba(148,178,210,.05),var(--line-strong) 10%,var(--line-strong) 90%,rgba(148,178,210,.05));}
  .flow-step{padding:0 0 28px 42px;}
  .flow-dot{top:2px;left:0;}
  .service-grid{grid-template-columns:1fr;}
  .notice-wrap{grid-template-columns:1fr;gap:30px;}
  .faq-wrap{grid-template-columns:1fr;gap:30px;}
  .cta-inner{grid-template-columns:1fr;padding:34px;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .page-hero{padding:26px 0 46px;}
  .page-hero h1{font-size:clamp(28px,7.4vw,38px);}
  .hero-lead{font-size:15.5px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-elec,.hero-actions .btn-line{flex:1 1 100%;}
  .hero-points{gap:8px 16px;margin-top:20px;}
  .hud-card{left:14px;right:14px;bottom:14px;padding:14px 16px;}
  .hud-card h2{font-size:12px;margin-bottom:10px;}
  .hud-card li{font-size:13px;}
  .section-head{gap:14px;margin-bottom:28px;}
  .service-card{padding:22px;}
  .check-list{grid-template-columns:1fr;}
  .cta-inner{padding:24px;}
  .cta-side{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .faq-acc .accordion-button{font-size:15px;padding:16px 52px 16px 18px;}
  .faq-acc .accordion-body{padding:14px 18px 18px;font-size:14.5px;}
  .breadcrumb-bar .container{height:40px;font-size:12.5px;}
}
@media (max-width:575.98px){
  .brand-text{font-size:15.5px;}
  .header-inner{height:56px;gap:10px;}
  .btn-elec.btn-sm{min-height:38px;padding:0 13px;font-size:13.5px;}
  .menu-btn{width:38px;height:38px;}
  .hero-actions{flex-direction:column;}
  .footer-brand p{max-width:none;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category4 */
:root{
  --bg-0:#060B12;
  --bg-1:#0A1420;
  --bg-2:#0E1C2B;
  --surface:rgba(16,30,46,.78);
  --surface-strong:#122338;
  --line:rgba(148,178,210,.16);
  --line-strong:rgba(148,178,210,.28);
  --text:#EAF2FA;
  --text-2:#A9B8C8;
  --text-3:#72849A;
  --primary:#2F86FF;
  --primary-2:#63C7FF;
  --accent:#D8A24A;
  --accent-2:#F0C77A;
  --danger:#FF6B6B;
  --success:#5AD1A8;
  --radius:8px;
  --shadow:0 16px 40px rgba(0,0,0,.35);
  --shadow-hover:0 20px 48px rgba(0,0,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.015em;
  color:var(--text);
  background-color:var(--bg-0);
  background-image:
    linear-gradient(rgba(148,178,210,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,178,210,.05) 1px,transparent 1px),
    radial-gradient(900px 520px at 82% -8%,rgba(47,134,255,.18),transparent 70%),
    linear-gradient(180deg,#060B12 0%,#08111C 46%,#060B12 100%);
  background-size:44px 44px,44px 44px,auto,auto;
  background-attachment:fixed;
  background-repeat:repeat,repeat,no-repeat,no-repeat;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6,p,figure,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:var(--primary-2);text-decoration:none}
a:hover{color:var(--primary-2)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid #7FD4FF;outline-offset:3px;border-radius:6px;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1320px}}
@media (max-width:767px){.container{padding:0 16px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(6,11,18,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px}
.nav-left{display:flex;align-items:center;gap:36px;min-width:0}
.nav-right{display:flex;align-items:center;gap:12px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:700;font-size:17px;letter-spacing:.02em;flex:0 0 auto}
.brand:hover{color:var(--text)}
.brand-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:8px;
  background:linear-gradient(160deg,rgba(47,134,255,.30),rgba(99,199,255,.06));
  border:1px solid var(--line-strong);color:var(--primary-2);
}
.brand-mark svg{width:18px;height:18px}
.main-nav{align-items:center;gap:4px}
.main-nav .nav-link{
  position:relative;padding:8px 12px;font-size:14px;font-weight:500;
  color:var(--text-2);border-radius:6px;transition:color .18s ease,background-color .18s ease;
}
.main-nav .nav-link:hover{color:var(--text);background:rgba(148,178,210,.06)}
.main-nav .nav-link.is-active{color:var(--text)}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
  box-shadow:0 0 10px rgba(99,199,255,.6);
}
.main-nav .nav-link.is-active::before{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-5px;
  width:4px;height:4px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 8px var(--primary-2);
}
.nav-search{
  display:flex;align-items:center;height:38px;padding:0 6px 0 12px;
  border:1px solid var(--line);border-radius:8px;background:rgba(10,20,32,.6);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:rgba(47,134,255,.6);box-shadow:0 0 0 3px rgba(47,134,255,.16)}
.nav-search input{
  width:148px;background:transparent;border:0;outline:0;color:var(--text);font-size:13px;
  font-family:inherit;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{
  display:grid;place-items:center;width:28px;height:28px;border:0;border-radius:6px;
  background:rgba(148,178,210,.10);color:var(--text-2);cursor:pointer;transition:background-color .18s ease,color .18s ease;
}
.nav-search button:hover{background:rgba(47,134,255,.22);color:#fff}
.nav-search svg{width:15px;height:15px}
.nav-login{
  align-items:center;height:40px;padding:0 12px;font-size:14px;color:var(--text-2);
  border-radius:8px;transition:color .18s ease;
}
.nav-login:hover{color:var(--text)}
.nav-toggle{
  display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line-strong);
  border-radius:8px;background:rgba(16,30,46,.7);color:var(--text);cursor:pointer;
}
.nav-toggle svg{width:18px;height:18px}

/* ---------- buttons ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border:0;border-radius:8px;
  font-family:inherit;font-size:15px;font-weight:600;color:#fff;
  background:linear-gradient(135deg,#2F86FF,#63C7FF);
  box-shadow:0 10px 26px rgba(47,134,255,.32);
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
  cursor:pointer;
}
.btn-main:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 14px 32px rgba(47,134,255,.42)}
.btn-main:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.35)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border:1px solid var(--line-strong);border-radius:8px;
  background:transparent;color:var(--text);font-family:inherit;font-size:15px;font-weight:500;
  transition:background-color .18s ease,border-color .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(47,134,255,.12);border-color:rgba(47,134,255,.5);color:var(--text);transform:translateY(-2px)}
.btn-nav{min-height:40px;padding:0 16px;font-size:14px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--primary-2);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;
  transition:color .18s ease;
}
.text-link:hover{color:#9BDCFF}
.text-link svg{width:14px;height:14px}

/* ---------- breadcrumb ---------- */
.crumb{
  display:flex;align-items:center;gap:8px;min-height:44px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);border-bottom:1px solid var(--line);
}
.crumb a{color:var(--text-3);transition:color .18s ease}
.crumb a:hover{color:var(--primary-2)}
.crumb .sep{color:rgba(148,178,210,.4)}
.crumb .current{color:var(--text-2);max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- hero ---------- */
.page-hero{padding:56px 0 72px;position:relative;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;top:-140px;right:-120px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(47,134,255,.22),transparent 68%);
  pointer-events:none;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:5px 12px;margin-bottom:18px;
  font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--primary-2);
  border:1px solid var(--line-strong);border-radius:999px;background:rgba(47,134,255,.08);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 8px var(--primary-2)}
h1{
  font-size:clamp(34px,4.6vw,58px);line-height:1.12;font-weight:700;letter-spacing:.01em;
  margin-bottom:18px;
}
.hero-sub{font-size:17px;line-height:1.8;color:var(--text-2);max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--text-3)}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points li::before{content:"";width:1px;height:12px;background:var(--line-strong);display:block}
.status-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  padding:10px 14px;margin-bottom:22px;font-size:13px;color:var(--text-2);
  border:1px solid var(--line);border-radius:8px;background:rgba(16,30,46,.55);
}
.status-bar .live{display:inline-flex;align-items:center;gap:8px;color:var(--success);font-weight:600}
.status-bar .live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 10px var(--success)}
.status-bar .num{font-variant-numeric:tabular-nums;color:var(--text)}
.hero-visual{
  position:relative;border-radius:10px;overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow);aspect-ratio:16/11;
  background:linear-gradient(160deg,#0E1C2B,#060B12);
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(104deg,rgba(6,11,18,.92) 0%,rgba(6,11,18,.36) 48%,rgba(6,11,18,.06) 100%);
}
.hero-visual::before{
  content:"";position:absolute;inset:-30% -45%;z-index:1;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(99,199,255,.18),transparent);
  transform:skewX(-16deg);
}
.hero-chip{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  display:flex;align-items:center;gap:9px;padding:10px 14px;
  font-size:13px;line-height:1.5;color:var(--text-2);
}
.chip-dot{flex:0 0 auto;width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 10px rgba(240,199,122,.7)}
.glass{
  background:rgba(16,30,46,.72);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--line-strong);border-radius:8px;
}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section + .section{border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head h2{font-size:clamp(26px,3vw,40px);line-height:1.2;font-weight:700}
.section-desc{margin-top:10px;font-size:15px;color:var(--text-2);max-width:640px}

/* ---------- lead story ---------- */
.lead-story{
  border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--surface);
  box-shadow:var(--shadow);transition:border-color .2s ease,box-shadow .2s ease;
}
.lead-story:hover{border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.lead-media{position:relative;height:100%;min-height:280px;overflow:hidden;background:var(--bg-2)}
.lead-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .4s ease}
.lead-story:hover .lead-media img{transform:scale(1.03)}
.lead-body{padding:32px 30px;display:flex;flex-direction:column;justify-content:center;gap:14px;height:100%}
.lead-body h3{font-size:clamp(20px,2.1vw,26px);line-height:1.34;font-weight:600}
.lead-body p{font-size:15px;line-height:1.8;color:var(--text-2)}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;font-size:13px;color:var(--text-3)}
.meta .num{font-variant-numeric:tabular-nums}

/* ---------- badges ---------- */
.badge-topic{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--text-2);
  border:1px solid var(--line-strong);border-radius:999px;background:transparent;
  white-space:nowrap;
}
.badge-accent{
  color:var(--accent-2);border-color:rgba(216,162,74,.5);background:rgba(216,162,74,.10);
}

/* ---------- news cards ---------- */
.news-card{
  display:grid;grid-template-columns:168px 1fr;gap:18px;padding:16px;height:100%;
  border:1px solid var(--line);border-radius:8px;background:var(--surface);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.news-thumb{
  position:relative;border-radius:6px;overflow:hidden;background:var(--bg-2);aspect-ratio:4/3;
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{display:flex;flex-direction:column;gap:10px;min-width:0}
.news-body h3{font-size:17px;line-height:1.45;font-weight:600;color:var(--text)}
.news-body p{font-size:14px;line-height:1.7;color:var(--text-2)}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;flex-wrap:wrap}
.news-foot .read{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--primary-2);
}
.news-foot .read svg{width:13px;height:13px;transition:transform .2s ease}
.news-card:hover .read svg{transform:translateX(3px)}

/* ---------- fact list ---------- */
.fact-wrap{
  border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:8px 28px;
}
.fact-row{
  display:grid;grid-template-columns:200px 1fr;gap:24px;align-items:start;
  padding:22px 0;border-bottom:1px solid var(--line);
}
.fact-row:last-child{border-bottom:0}
.fact-row dt{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--primary-2);padding-top:2px}
.fact-row dd{margin:0;font-size:15px;line-height:1.8;color:var(--text-2)}

/* ---------- cta ---------- */
.cta-wrap{padding:0 0 96px}
.cta-panel{
  position:relative;overflow:hidden;display:grid;grid-template-columns:1.4fr auto;gap:32px;align-items:center;
  padding:44px;border:1px solid var(--line-strong);border-radius:10px;
  background:linear-gradient(120deg,rgba(18,35,56,.94),rgba(10,20,32,.94));
  box-shadow:var(--shadow);
}
.cta-panel::after{
  content:"";position:absolute;right:-10%;top:-70%;width:380px;height:380px;
  background:radial-gradient(circle,rgba(47,134,255,.26),transparent 70%);pointer-events:none;
}
.cta-panel h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;margin-bottom:12px}
.cta-panel p{font-size:15px;line-height:1.8;color:var(--text-2);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}
.cta-panel > *{position:relative;z-index:1}

/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line-strong);background:#050A10;padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:36px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--text-3);max-width:300px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);letter-spacing:.04em;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2);transition:color .18s ease}
.footer-col a:hover{color:var(--primary-2)}
.footer-info p{font-size:14px;line-height:1.9;color:var(--text-2)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary-2)}

/* ---------- drawer ---------- */
.nav-drawer{
  --bs-offcanvas-width:min(86vw,340px);
  background:var(--bg-1);color:var(--text);border-left:1px solid var(--line-strong);
}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px}
.nav-drawer .offcanvas-title{font-size:15px;font-weight:600;color:var(--text)}
.nav-drawer .btn-close{filter:invert(1) grayscale(1);opacity:.7}
.nav-drawer .offcanvas-body{padding:16px 20px 28px}
.drawer-link{
  display:block;padding:14px 2px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);transition:color .18s ease,padding-left .18s ease;
}
.drawer-link:hover{color:var(--text);padding-left:6px}
.drawer-link.is-active{color:var(--primary-2);font-weight:600}
.drawer-search{display:flex;gap:8px;margin:18px 0 4px}
.drawer-search input{
  flex:1 1 auto;height:44px;padding:0 14px;border-radius:8px;border:1px solid var(--line);
  background:rgba(10,20,32,.8);color:var(--text);font-size:14px;font-family:inherit;outline:0;
}
.drawer-search input:focus{border-color:rgba(47,134,255,.7);box-shadow:0 0 0 3px rgba(47,134,255,.16)}
.drawer-cta{margin-top:18px;width:100%}

@media (max-width:1199.98px){
  .nav-left{gap:20px}
  .page-hero{padding:44px 0 56px}
}
@media (max-width:991.98px){
  .section{padding:72px 0}
  .cta-wrap{padding-bottom:72px}
  .hero-visual{aspect-ratio:16/10;margin-top:8px}
  .lead-media{min-height:240px}
  .lead-body{padding:26px 22px}
  .cta-panel{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .fact-row{grid-template-columns:160px 1fr;gap:18px}
}
@media (max-width:767.98px){
  .section{padding:56px 0}
  .cta-wrap{padding-bottom:56px}
  .page-hero{padding:34px 0 44px}
  .hero-sub{font-size:16px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{flex:1 1 100%}
  .news-card{grid-template-columns:1fr;gap:14px}
  .news-thumb{aspect-ratio:16/9}
  .fact-wrap{padding:4px 18px}
  .fact-row{grid-template-columns:1fr;gap:6px;padding:18px 0}
  .cta-panel{padding:26px 20px}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  body{background-attachment:scroll}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
  --bg-0:#060B12;
  --bg-1:#0A1420;
  --bg-2:#0E1C2B;
  --surface:rgba(16,30,46,.78);
  --surface-strong:#122338;
  --line:rgba(148,178,210,.16);
  --line-strong:rgba(148,178,210,.28);
  --text:#EAF2FA;
  --text-2:#A9B8C8;
  --text-3:#72849A;
  --primary:#2F86FF;
  --primary-2:#63C7FF;
  --accent:#D8A24A;
  --accent-2:#F0C77A;
  --danger:#FF6B6B;
  --success:#5AD1A8;
  --radius-sm:6px;
  --radius:8px;
  --radius-lg:12px;
  --shadow:0 16px 40px rgba(0,0,0,.35);
  --shadow-hover:0 20px 48px rgba(0,0,0,.45);
  --container:1240px;
  --bs-body-bg:#060B12;
  --bs-body-color:#EAF2FA;
  --bs-border-color:rgba(148,178,210,.16);
  --bs-link-color:#63C7FF;
  --bs-link-hover-color:#9BDCFF;
  --bs-font-sans-serif:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.015em;
  color:var(--text);
  background-color:var(--bg-0);
  background-image:
    linear-gradient(180deg,rgba(6,11,18,1) 0%,rgba(8,17,28,1) 42%,rgba(6,11,18,1) 100%),
    repeating-linear-gradient(0deg,rgba(148,178,210,.05) 0 1px,transparent 1px 64px),
    repeating-linear-gradient(90deg,rgba(148,178,210,.05) 0 1px,transparent 1px 64px);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary-2);text-decoration:none;transition:color .18s ease}
a:hover{color:#9BDCFF}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:700;line-height:1.2;letter-spacing:.01em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit}
:focus-visible{outline:2px solid #7FD4FF;outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:16px;padding-right:16px}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1200px){.container{max-width:1240px}}
@media (min-width:1400px){.container{max-width:1320px}}
section[id]{scroll-margin-top:96px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;
  font-size:15px;font-weight:600;letter-spacing:.02em;line-height:1;
  border-radius:var(--radius);border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease,filter .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,#1E6BE0,#3E93FF);
  color:#fff;
  box-shadow:0 10px 24px rgba(31,107,224,.32);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 14px 30px rgba(47,134,255,.42)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.35)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);box-shadow:none}
.btn-ghost:hover{background:rgba(99,199,255,.1);border-color:var(--primary-2);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:36px;padding:0 14px;font-size:13.5px;border-radius:var(--radius-sm)}
.btn[disabled],.btn.disabled{opacity:.45;cursor:not-allowed}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary-2);padding-bottom:2px;border-bottom:1px solid rgba(99,199,255,.4);text-decoration:none;transition:color .18s,border-color .18s}
.link-arrow:hover{color:#fff;border-color:#fff}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:1035}
.status-strip{background:rgba(8,16,26,.94);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--text-2)}
.status-inner{display:flex;align-items:center;gap:12px;height:34px;overflow:hidden}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px rgba(90,209,168,.16);flex:0 0 auto;animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.status-text{white-space:nowrap}
.status-divider{width:1px;height:12px;background:var(--line-strong);flex:0 0 auto}
.status-link{margin-left:auto;color:var(--accent-2);font-weight:600;white-space:nowrap}
.status-link:hover{color:#fff}
@media (max-width:767px){.status-text.opt{display:none}.status-divider.opt{display:none}}
.nav-shell{background:rgba(6,11,18,.82);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-strong)}
.nav-grid{display:flex;align-items:center;justify-content:space-between;gap:20px;height:64px}
.nav-left{display:flex;align-items:center;gap:28px;min-width:0}
.brand{display:inline-flex;align-items:center;gap:9px;color:var(--text);font-weight:700;font-size:17px;letter-spacing:.02em;white-space:nowrap}
.brand:hover{color:#fff}
.brand-mark{width:28px;height:28px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:7px;color:var(--primary-2);background:rgba(47,134,255,.12);flex:0 0 auto}
.brand-mark svg{width:16px;height:16px}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:6px 10px;font-size:14px;font-weight:500;color:var(--text-2);
  border-radius:var(--radius-sm);transition:color .18s,background .18s;
}
.main-nav .nav-link:hover{color:var(--text);background:rgba(148,178,210,.08)}
.main-nav .nav-link.is-active{color:#fff}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:10px;right:10px;bottom:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
}
.main-nav .nav-link.is-active::before{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-6px;
  width:5px;height:5px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 8px var(--primary-2);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search input{
  width:176px;height:36px;padding:0 34px 0 12px;font-size:13px;color:var(--text);
  background:rgba(16,30,46,.72);border:1px solid var(--line);border-radius:var(--radius-sm);
  transition:border-color .2s,box-shadow .2s,width .2s;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,134,255,.18);width:214px}
.nav-search .search-icon{position:absolute;right:10px;width:15px;height:15px;color:var(--text-3);pointer-events:none}
.nav-burger{
  width:40px;height:40px;display:grid;place-items:center;
  background:rgba(16,30,46,.72);border:1px solid var(--line-strong);border-radius:var(--radius-sm);
  color:var(--text);cursor:pointer;transition:border-color .18s,background .18s;
}
.nav-burger:hover{border-color:var(--primary-2);background:rgba(47,134,255,.14)}
.nav-burger svg{width:18px;height:18px}

/* Offcanvas mobile nav */
.offcanvas.mobile-nav{
  --bs-offcanvas-bg:#070E17;
  --bs-offcanvas-color:var(--text);
  --bs-offcanvas-width:min(86vw,340px);
  background:#070E17;border-left:1px solid var(--line-strong);color:var(--text);
}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px}
.mobile-nav .offcanvas-title{font-size:16px;font-weight:700;letter-spacing:.02em}
.mobile-nav .offcanvas-body{padding:20px}
.mobile-search{position:relative;margin-bottom:20px}
.mobile-search input{
  width:100%;height:44px;padding:0 36px 0 12px;font-size:14px;color:var(--text);
  background:rgba(16,30,46,.8);border:1px solid var(--line);border-radius:var(--radius-sm);
}
.mobile-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,134,255,.18)}
.mobile-search .search-icon{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-3)}
.mobile-links{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.mobile-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;font-size:15px;color:var(--text-2);
  border:1px solid transparent;border-radius:var(--radius-sm);transition:background .18s,color .18s,border-color .18s;
}
.mobile-links a:hover{background:rgba(148,178,210,.08);color:var(--text)}
.mobile-links a.is-active{color:#fff;border-color:var(--line-strong);background:rgba(47,134,255,.12)}
.mobile-links a.is-active::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-2)}

/* ---------- Breadcrumb ---------- */
.crumb-bar{border-bottom:1px solid var(--line);background:rgba(10,20,32,.55)}
.crumb-inner{display:flex;align-items:center;gap:8px;height:44px;font-size:13px;color:var(--text-3);overflow:hidden;white-space:nowrap}
.crumb-inner a{color:var(--text-2)}
.crumb-inner a:hover{color:var(--primary-2)}
.crumb-sep{color:var(--text-3)}
.crumb-current{color:var(--text);overflow:hidden;text-overflow:ellipsis}

/* ---------- Hero ---------- */
.page-hero{position:relative;padding:56px 0 76px;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 80% 26%,rgba(47,134,255,.18),transparent 56%),
    linear-gradient(115deg,transparent 48%,rgba(47,134,255,.09) 60%,transparent 74%);
}
.page-hero .container{position:relative;z-index:1}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;margin-bottom:18px;
  font-size:12.5px;font-weight:600;letter-spacing:.14em;
  color:var(--accent-2);border:1px solid rgba(216,162,74,.4);border-radius:999px;
  background:rgba(216,162,74,.08);
}
.eyebrow::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 8px rgba(240,199,122,.9)}
.page-hero h1{font-size:clamp(32px,4vw,52px);line-height:1.12;margin-bottom:16px}
.hero-lead{font-size:17px;line-height:1.8;color:var(--text-2);max-width:32em;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 24px;padding-top:22px;border-top:1px solid var(--line)}
.hero-points li{position:relative;padding-left:16px;font-size:13.5px;color:var(--text-2)}
.hero-points li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;border:1px solid var(--primary-2);background:rgba(99,199,255,.25)}
.hero-visual{
  position:relative;margin:0;border-radius:10px;overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow);background:var(--bg-2);
}
.hero-visual>img{width:100%;aspect-ratio:16/11;object-fit:cover;filter:saturate(.92)}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,11,18,.12) 0%,rgba(6,11,18,.86) 100%)}
.hud-card{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;
  padding:16px 18px;border-radius:var(--radius);
  border:1px solid var(--line-strong);
  background:rgba(10,20,32,.66);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:0 12px 30px rgba(0,0,0,.4);
}
.hud-title{display:block;font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--accent-2);margin-bottom:10px}
.hud-card ul{display:grid;gap:8px;margin-bottom:12px}
.hud-card li{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--text-2);padding-bottom:8px;border-bottom:1px dashed rgba(148,178,210,.18)}
.hud-card li:last-child{border-bottom:none;padding-bottom:0}
.hud-card li span:last-child{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums}
.hud-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--primary-2)}
.hud-link:hover{color:#fff}

/* ---------- Quick status ---------- */
.quick-status{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(10,20,32,.55)}
.status-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}
.status-item{background:rgba(8,16,26,.9);padding:20px 22px;display:flex;flex-direction:column;gap:6px}
.status-key{font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--text-3)}
.status-val{font-size:14.5px;color:var(--text);font-weight:600}
.status-val small{display:block;font-size:12.5px;font-weight:400;color:var(--text-2);margin-top:4px;letter-spacing:.01em}
@media (max-width:991px){.status-grid{grid-template-columns:1fr}.status-item{padding:16px 0;flex-direction:row;align-items:baseline;gap:12px;background:transparent}.status-val small{display:inline;margin-left:8px}.quick-status .status-grid{background:transparent;gap:0}.status-item+.status-item{border-top:1px solid var(--line)}.quick-status{border-bottom:none}}

/* ---------- Section ---------- */
.section{position:relative;padding:84px 0}
.section+.section{border-top:1px solid var(--line)}
@media (max-width:991px){.section{padding:64px 0}}
@media (max-width:767px){.section{padding:52px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.section-head h2{font-size:clamp(26px,3vw,40px);margin-bottom:0}
.section-head p{max-width:640px;margin:12px 0 0;font-size:15px;color:var(--text-2)}
.section-head .head-text{max-width:680px}
@media (max-width:767px){.section-head{margin-bottom:28px}}

/* ---------- Ladder ---------- */
.ladder{display:grid;gap:16px}
.ladder-step{
  position:relative;display:grid;grid-template-columns:56px 1fr;gap:20px;align-items:start;
  padding:26px 26px 26px 30px;
  border:1px solid var(--line);border-radius:10px;
  background:var(--surface);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.ladder-step::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--line-strong)}
.ladder-step:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.ladder-step.is-recommend{border-color:rgba(216,162,74,.45);box-shadow:0 0 0 1px rgba(216,162,74,.14),0 18px 40px rgba(0,0,0,.32)}
.ladder-step.is-recommend::before{background:linear-gradient(180deg,var(--accent-2),var(--accent))}
.ladder-index{
  display:grid;place-items:center;width:56px;height:56px;border-radius:50%;
  border:1px solid var(--line-strong);background:var(--bg-2);
  font-size:15px;font-weight:700;color:var(--primary-2);
  font-variant-numeric:tabular-nums;
}
.ladder-step.is-recommend .ladder-index{border-color:rgba(216,162,74,.55);color:var(--accent-2);background:rgba(216,162,74,.1)}
.ladder-body h3{font-size:21px;margin-bottom:6px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ladder-body p{color:var(--text-2);font-size:14.5px;margin-bottom:14px;max-width:56em}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;padding:4px 11px;font-size:12.5px;
  color:var(--text-2);border:1px solid var(--line-strong);border-radius:999px;
  background:rgba(148,178,210,.05);
}
.tag.is-gold{color:var(--accent-2);border-color:rgba(216,162,74,.45);background:rgba(216,162,74,.08)}
.badge-recommend{
  display:inline-flex;align-items:center;gap:5px;padding:3px 10px;
  font-size:12px;font-weight:600;color:var(--accent-2);
  border:1px solid rgba(216,162,74,.55);border-radius:999px;background:rgba(216,162,74,.1);
}
.badge-recommend::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent-2)}
@media (max-width:600px){
  .ladder-step{grid-template-columns:1fr;gap:14px;padding:22px 20px 22px 24px}
  .ladder-index{width:44px;height:44px;font-size:13.5px}
}

/* ---------- Benefit table / cards ---------- */
.benefit-wrap{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:rgba(10,20,32,.55)}
.benefit-table{width:100%;min-width:720px;border-collapse:separate;border-spacing:0;margin:0}
.benefit-table th{
  font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--text-3);
  padding:15px 18px;text-align:left;border-bottom:1px solid var(--line-strong);
  background:rgba(14,28,43,.85);white-space:nowrap;
}
.benefit-table td{
  padding:16px 18px;font-size:14.5px;color:var(--text-2);
  border-bottom:1px solid var(--line);vertical-align:middle;background:transparent;
}
.benefit-table tbody tr:last-child td{border-bottom:none}
.benefit-table tbody tr:hover td{background:rgba(47,134,255,.06)}
.benefit-table td:first-child,.benefit-table th:first-child{
  position:sticky;left:0;z-index:2;background:#0A1420;color:var(--text);font-weight:600;
  border-right:1px solid var(--line);
}
.benefit-table th:first-child{background:#0E1C2B;color:var(--text-2)}
.benefit-table tbody tr:hover td:first-child{background:#0C1826}
.cell-state{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;letter-spacing:.02em}
.cell-state::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:0 0 auto}
.cell-in{color:var(--primary-2)}
.cell-part{color:var(--text-2)}
.cell-none{color:var(--text-3)}
.cell-gold{color:var(--accent-2)}
.benefit-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
@media (max-width:767px){.benefit-cards{grid-template-columns:1fr}}
.benefit-card{border:1px solid var(--line);border-radius:10px;background:rgba(16,30,46,.7);padding:18px 20px}
.benefit-card h3{font-size:16px;margin-bottom:12px;color:var(--text)}
.benefit-card li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed rgba(148,178,210,.16);font-size:13.5px;color:var(--text-2)}
.benefit-card li:last-child{border-bottom:none}
.table-desk{display:none}
.benefit-cards-wrap{display:block}
@media (min-width:992px){.table-desk{display:block}.benefit-cards-wrap{display:none}}
.table-note{margin-top:14px;font-size:13px;color:var(--text-3)}

/* ---------- Content preview ---------- */
.content-card{
  height:100%;display:flex;flex-direction:column;
  border:1px solid var(--line);border-radius:10px;overflow:hidden;
  background:var(--surface);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.content-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.content-media{position:relative;overflow:hidden;background:var(--bg-2)}
.content-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.content-card:hover .content-media img{transform:scale(1.04)}
.lock-badge{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:4px 11px;font-size:12px;font-weight:600;color:var(--accent-2);
  border:1px solid rgba(216,162,74,.55);border-radius:999px;
  background:rgba(6,11,18,.72);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.content-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.chip{
  align-self:flex-start;display:inline-flex;align-items:center;
  padding:3px 10px;font-size:12px;color:var(--text-2);
  border:1px solid var(--line-strong);border-radius:999px;background:transparent;
}
.content-body h3{font-size:19px;margin:0;line-height:1.4}
.content-body p{font-size:14px;color:var(--text-2);margin:0;line-height:1.75}
.lock-state{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.lock-state svg{width:16px;height:16px;color:var(--accent-2);flex:0 0 auto}

/* ---------- Accordion ---------- */
.rules-accordion .accordion-item{
  background:transparent;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:12px;overflow:hidden;
}
.rules-accordion .accordion-item:has(.accordion-button:not(.collapsed)){border-color:var(--line-strong);background:rgba(16,30,46,.5)}
.rules-accordion .accordion-button{
  background:transparent;color:var(--text);
  font-size:16px;font-weight:600;line-height:1.5;
  padding:18px 20px;box-shadow:none;gap:12px;
  transition:color .18s,background .18s;
}
.rules-accordion .accordion-button:not(.collapsed){color:var(--primary-2);background:rgba(47,134,255,.07);box-shadow:none}
.rules-accordion .accordion-button:focus{box-shadow:none;border-color:transparent;outline:none}
.rules-accordion .accordion-button:focus-visible{outline:2px solid #7FD4FF;outline-offset:-2px}
.rules-accordion .accordion-button::after{
  width:28px;height:28px;flex:0 0 28px;border-radius:50%;
  border:1px solid var(--line-strong);
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2363C7FF' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  background-size:16px 16px;background-position:center;background-repeat:no-repeat;
  transition:border-color .18s,transform .18s;
}
.rules-accordion .accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F0C77A' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
  border-color:rgba(216,162,74,.55);transform:none;
}
.rules-accordion .accordion-body{padding:0 20px 20px;color:var(--text-2);font-size:15px;line-height:1.8}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  padding:48px;border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(135deg,rgba(18,35,56,.92),rgba(9,18,29,.94));
  box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 86% 18%,rgba(47,134,255,.24),transparent 56%),
             linear-gradient(115deg,transparent 55%,rgba(216,162,74,.1) 68%,transparent 80%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(24px,2.6vw,36px);margin-bottom:12px}
.cta-inner p{color:var(--text-2);font-size:15px;max-width:34em;margin-bottom:0}
.cta-list{display:grid;gap:10px;margin:20px 0 0}
.cta-list li{position:relative;padding-left:18px;font-size:14px;color:var(--text-2)}
.cta-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:linear-gradient(135deg,var(--primary-2),var(--primary))}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cta-side{display:flex;flex-direction:column;gap:14px}
.cta-side .stat-box{
  border:1px solid var(--line-strong);border-radius:10px;padding:18px 20px;
  background:rgba(6,11,18,.5);display:flex;flex-direction:column;gap:4px;
}
.cta-side .stat-key{font-size:12px;letter-spacing:.14em;color:var(--text-3);font-weight:600}
.cta-side .stat-val{font-size:15px;color:var(--text);font-weight:600}
.cta-side .stat-val small{display:block;font-weight:400;font-size:12.5px;color:var(--text-2);margin-top:4px;letter-spacing:.01em}
@media (max-width:991px){.cta-panel{padding:32px}.cta-inner{grid-template-columns:1fr;gap:28px}}
@media (max-width:575px){.cta-panel{padding:24px 20px}.cta-actions .btn{width:100%}}

/* ---------- Footer ---------- */
.site-footer{position:relative;background:#050A11;border-top:1px solid var(--line-strong);padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand .brand{margin-bottom:14px;font-size:16px}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:26em;margin:0}
.footer-col h4{font-size:12.5px;font-weight:600;letter-spacing:.12em;color:var(--text-3);margin-bottom:14px}
.footer-col ul li{margin-bottom:9px}
.footer-col ul a{font-size:14px;color:var(--text-2)}
.footer-col ul a:hover{color:var(--primary-2)}
.footer-info p{font-size:13.5px;line-height:1.9;color:var(--text-2);margin:0}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:40px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.footer-bottom p{margin:0}
.footer-bottom a{color:var(--text-2)}
.footer-bottom a:hover{color:var(--primary-2)}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr}.site-footer{padding-top:40px}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}