.bv-mainwrap{display:block}

.bv-advisory{position:relative;max-width:var(--bv-wrap);margin:26px auto 0;padding:22px 26px;border-radius:var(--bv-curve-lg);text-align:center;background:linear-gradient(180deg,rgba(225,90,77,.06),rgba(225,90,77,.02));box-shadow:var(--bv-inset),var(--bv-cast)}
.bv-advisory::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(225,90,77,.4),rgba(255,255,255,.06),rgba(225,90,77,.18));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bv-advisory-tag{display:inline-flex;padding:6px 13px;margin-bottom:11px;border-radius:999px;background:rgba(225,90,77,.14);color:#f1a39a;font-size:10px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}
.bv-advisory h2{font-size:16px;margin-bottom:11px;color:var(--bv-ink)}
.bv-advisory p{margin:0 0 8px;font-size:13px;line-height:1.78;color:var(--bv-ink-2)}
.bv-advisory p:last-child{margin-bottom:0}

.bv-slab{position:relative;background:var(--bv-glass);border-radius:var(--bv-curve);padding:26px;box-shadow:var(--bv-inset),var(--bv-cast);margin-bottom:18px}
.bv-slab::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--bv-glass-line);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bv-slab h2{margin-bottom:12px}
.bv-slab>p{font-size:var(--bv-fs-base);line-height:1.8}
.bv-subcard{position:relative;background:rgba(255,255,255,.03);border-radius:13px;padding:18px 20px;margin-top:16px;box-shadow:inset 0 0 0 1px var(--bv-seam)}
.bv-subcard h2{font-size:16px;color:var(--bv-spark-2);margin-bottom:8px}
.bv-subcard p{margin:0;font-size:14px;line-height:1.75;color:var(--bv-ink-2)}

.bv-grid-2{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}
.bv-microdeck{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:8px}
.bv-mini{position:relative;background:var(--bv-glass);border-radius:13px;padding:18px;box-shadow:var(--bv-inset),0 8px 22px rgba(2,7,20,.35)}
.bv-mini::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--bv-glass-line);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bv-mini h3{font-size:15px;color:var(--bv-ink);margin-bottom:7px}
.bv-mini p{margin:0;font-size:13px;line-height:1.7;color:var(--bv-ink-2)}

.bv-primer-deck{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.bv-guide{position:relative;overflow:hidden;background:var(--bv-glass);border-radius:var(--bv-curve);padding:24px;box-shadow:var(--bv-inset),var(--bv-cast);transition:transform .3s ease,box-shadow .3s ease}
.bv-guide::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--bv-glass-line);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bv-guide:hover{transform:translateY(-5px);box-shadow:var(--bv-inset),var(--bv-cast-lg),var(--bv-sheen)}
.bv-primer-tag{display:inline-block;padding:4px 11px;border-radius:7px;background:rgba(59,110,240,.14);color:var(--bv-spark-2);font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}
.bv-guide h3{font-size:17px;margin-bottom:9px}
.bv-guide p{font-size:14px;line-height:1.7;color:var(--bv-ink-2);margin-bottom:14px}
.bv-primer-jump{font-size:13.5px;font-weight:700;color:var(--bv-spark-2);display:inline-flex;align-items:center;gap:5px}
.bv-primer-jump::after{content:"→"}

.bv-guarddeck{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.bv-security{position:relative;overflow:hidden;background:var(--bv-glass);border-radius:var(--bv-curve);padding:24px;box-shadow:var(--bv-inset),var(--bv-cast);transition:transform .3s ease,box-shadow .3s ease}
.bv-security::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--bv-glass-line);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bv-security:hover{transform:translateY(-5px);box-shadow:var(--bv-inset),var(--bv-cast-lg),var(--bv-sheen)}
.bv-security-ic{width:46px;height:46px;display:flex;align-items:center;justify-content:center;border-radius:12px;margin-bottom:14px;color:#fff;background:linear-gradient(150deg,var(--bv-spark),var(--bv-spark-3));box-shadow:0 8px 18px rgba(59,110,240,.32),var(--bv-inset)}
.bv-security-ic svg{width:23px;height:23px}
.bv-security h3{font-size:17px;color:var(--bv-spark-2);margin-bottom:9px}
.bv-security p{margin:0;font-size:14px;line-height:1.74;color:var(--bv-ink-2)}

.bv-readout-deck{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:24px}
.bv-metric{position:relative;background:rgba(255,255,255,.03);border-radius:13px;padding:18px;box-shadow:inset 0 0 0 1px var(--bv-seam)}
.bv-readout-head{display:flex;align-items:center;gap:9px;margin-bottom:12px}
.bv-readout-head svg{width:20px;height:20px;color:var(--bv-spark-2)}
.bv-readout-head strong{font-size:15px;color:var(--bv-ink)}
.bv-metric-state{font-size:13px;color:var(--bv-spark-2);font-weight:700}
.bv-metric p{margin:10px 0 0;font-size:13px;line-height:1.65;color:var(--bv-ink-2)}

.bv-gametray{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.bv-game{position:relative;overflow:hidden;border-radius:var(--bv-curve);box-shadow:var(--bv-inset),var(--bv-cast);transition:transform .3s ease,box-shadow .3s ease}
.bv-game::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--bv-glass-line);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;z-index:2}
.bv-game:hover{transform:translateY(-5px);box-shadow:var(--bv-inset),var(--bv-cast-lg),var(--bv-sheen)}
.bv-gametray-head{position:relative;overflow:hidden;padding:34px 16px 38px;text-align:center;background:linear-gradient(180deg,rgba(59,110,240,.14),rgba(42,78,194,.06))}
.bv-game-sym{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:78px;font-weight:900;line-height:1;opacity:.1;color:var(--bv-spark-2);pointer-events:none}
.bv-game-en{position:relative;z-index:1;display:block;font-size:26px;font-weight:900;letter-spacing:.03em;color:var(--bv-spark-2)}
.bv-game-body{padding:18px;background:var(--bv-slab)}
.bv-game-body h3{font-size:18px;color:var(--bv-ink);margin-bottom:5px}
.bv-game-body h4{font-size:13px;color:var(--bv-gold);font-weight:600;margin-bottom:9px}
.bv-game-body p{margin:0;font-size:13.5px;line-height:1.65;color:var(--bv-ink-2)}

.bv-proscons{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}
.bv-pc{position:relative;border-radius:13px;padding:20px;box-shadow:inset 0 0 0 1px var(--bv-seam)}
.bv-pc-pro{background:rgba(51,178,119,.06);box-shadow:inset 0 0 0 1px rgba(51,178,119,.22)}
.bv-pc-con{background:rgba(225,90,77,.06);box-shadow:inset 0 0 0 1px rgba(225,90,77,.22)}
.bv-pc h3{display:flex;align-items:center;gap:8px;font-size:15px;margin-bottom:12px}
.bv-pc-pro h3{color:#6fd6a6}
.bv-pc-con h3{color:#f1a39a}
.bv-pc ul{margin:0;padding:0;list-style:none}
.bv-pc li{position:relative;padding:6px 0 6px 22px;font-size:14px;line-height:1.6;color:var(--bv-ink-2);border-bottom:1px solid rgba(255,255,255,.04)}
.bv-pc li:last-child{border-bottom:0}
.bv-pc-pro li::before{content:"+";position:absolute;left:4px;color:var(--bv-ok);font-weight:800}
.bv-pc-con li::before{content:"−";position:absolute;left:4px;color:var(--bv-danger);font-weight:800}

.bv-qstack{display:grid;gap:14px}
.bv-faq{position:relative;overflow:hidden;background:var(--bv-glass);border-radius:var(--bv-curve);box-shadow:var(--bv-inset),var(--bv-cast)}
.bv-faq::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--bv-glass-line);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bv-faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:18px 22px}
.bv-faq summary::-webkit-details-marker{display:none}
.bv-faq-q{flex:0 0 auto;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:9px;background:linear-gradient(150deg,var(--bv-spark),var(--bv-spark-3));color:#fff;font-size:12px;font-weight:800}
.bv-faq h3{flex:1;margin:0;font-size:16px;color:var(--bv-ink);font-weight:700}
.bv-faq-tog{flex:0 0 auto;font-size:22px;color:var(--bv-spark-2);transition:transform .25s ease}
.bv-faq[open] .bv-faq-tog{transform:rotate(45deg)}
.bv-faq-a{padding:0 22px 20px 66px}
.bv-faq-a p{margin:0;font-size:14px;line-height:1.75;color:var(--bv-ink-2)}

.bv-post{max-width:760px;margin:0 auto}
.bv-post .bv-meta-row{display:flex;gap:14px;align-items:center;font-size:13px;color:var(--bv-ink-3);margin-bottom:22px}
.bv-prose p{font-size:var(--bv-fs-base);line-height:1.85;margin:0 0 1.15em;color:var(--bv-ink-2)}
.bv-prose h2{font-size:var(--bv-fs-lg);margin:1.7em 0 .7em;color:var(--bv-ink)}
.bv-prose h3{font-size:var(--bv-fs-md);margin:1.4em 0 .6em;color:var(--bv-spark-2)}
.bv-prose ul,.bv-prose ol{margin:0 0 1.15em;padding-left:1.3em;color:var(--bv-ink-2)}
.bv-prose li{margin:.4em 0;line-height:1.7}
.bv-prose a{text-decoration:underline;text-underline-offset:3px}
.bv-prose table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:14px}
.bv-prose thead th{text-align:left;padding:12px 15px;background:linear-gradient(180deg,rgba(59,110,240,.18),rgba(59,110,240,.05));color:#cdddff;font-weight:700;border-bottom:1px solid var(--bv-line-2)}
.bv-prose tbody td{padding:11px 15px;border-bottom:1px solid var(--bv-seam);color:var(--bv-ink-2)}
.bv-prose tbody tr:nth-child(even){background:rgba(255,255,255,.02)}

.bv-blog-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.bv-blog-card{position:relative;overflow:hidden;background:var(--bv-glass);border-radius:var(--bv-curve);padding:24px;box-shadow:var(--bv-inset),var(--bv-cast);transition:transform .3s ease,box-shadow .3s ease}
.bv-blog-card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--bv-glass-line);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bv-blog-card:hover{transform:translateY(-5px);box-shadow:var(--bv-inset),var(--bv-cast-lg),var(--bv-sheen)}
.bv-blog-card time{font-size:12px;color:var(--bv-ink-3)}
.bv-blog-card h3{font-size:18px;margin:8px 0 10px}
.bv-blog-card h3 a{color:var(--bv-ink)}
.bv-blog-card h3 a:hover{color:var(--bv-spark-2)}
.bv-blog-card p{margin:0;font-size:14px;line-height:1.7;color:var(--bv-ink-2)}

.bv-crumb{font-size:12.5px;color:var(--bv-ink-3);margin-bottom:18px}
.bv-crumb a{color:var(--bv-ink-3)}
.bv-crumb a:hover{color:var(--bv-spark-2)}
.bv-crumb span{margin:0 7px;opacity:.5}

.bv-pager{display:flex;justify-content:center;gap:10px;margin-top:36px}
.bv-pager a,.bv-pager span{padding:9px 15px;border-radius:9px;font-size:14px;box-shadow:inset 0 0 0 1px var(--bv-seam);color:var(--bv-ink-2)}
.bv-pager .current{background:linear-gradient(150deg,var(--bv-spark),var(--bv-spark-3));color:#fff;box-shadow:none}

.bv-related{margin-top:30px;padding-top:24px;border-top:1px solid var(--bv-seam)}
.bv-related h3{font-size:16px;margin-bottom:14px}
.bv-kinlist{display:flex;flex-wrap:wrap;gap:10px}
.bv-kinlist a{padding:8px 14px;border-radius:9px;font-size:13px;background:rgba(59,110,240,.08);color:var(--bv-spark-2);box-shadow:inset 0 0 0 1px rgba(59,110,240,.18)}
.bv-kinlist a:hover{background:rgba(59,110,240,.16)}

.bv-baseboard{margin-top:var(--bv-gap-lg);border-top:1px solid var(--bv-seam);background:linear-gradient(180deg,rgba(255,255,255,.015),transparent)}
.bv-baseboard .bv-wrap{padding-top:var(--bv-gap-md);padding-bottom:var(--bv-gap-md)}
.bv-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;padding-bottom:24px;border-bottom:1px solid var(--bv-seam)}
.bv-baseboard-mark .bv-brand{margin-bottom:12px}
.bv-baseboard-mark p{font-size:13px;line-height:1.7;color:var(--bv-ink-3);margin-bottom:14px}
.bv-tg{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:11px;font-size:13px;font-weight:700;color:#fff;background:linear-gradient(150deg,#2fa4ff,#2265d8);box-shadow:var(--bv-inset)}
.bv-tg:hover{color:#fff;filter:brightness(1.08)}
.bv-footer-col h4{font-size:13px;color:var(--bv-ink);letter-spacing:.04em;margin-bottom:13px}
.bv-footer-col ul{list-style:none;margin:0;padding:0}
.bv-footer-col li{margin:8px 0}
.bv-footer-col a{font-size:13px;color:var(--bv-ink-3)}
.bv-footer-col a:hover{color:var(--bv-spark-2)}
.bv-footer-base{padding-top:18px;display:flex;flex-direction:column;gap:7px}
.bv-footer-base p{margin:0;font-size:12px;line-height:1.7;color:var(--bv-ink-3)}
.bv-footer-base small{font-size:11.5px;color:var(--bv-ink-3);opacity:.8}

.bv-callout{position:relative;margin:18px 0;padding:18px 20px 18px 24px;border-radius:13px;background:rgba(59,110,240,.06);box-shadow:inset 0 0 0 1px rgba(59,110,240,.18)}
.bv-callout::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:13px 0 0 13px;background:linear-gradient(180deg,var(--bv-spark),var(--bv-spark-3))}
.bv-callout h3{margin:0 0 7px;font-size:15px;color:var(--bv-spark-2)}
.bv-callout p{margin:0;font-size:14px;line-height:1.78;color:var(--bv-ink-2)}
.bv-check{list-style:none;margin:16px 0;padding:0}
.bv-check li{position:relative;padding:9px 0 9px 32px;font-size:14px;line-height:1.7;color:var(--bv-ink-2);border-bottom:1px solid var(--bv-seam)}
.bv-check li:last-child{border-bottom:0}
.bv-check li::before{content:"";position:absolute;left:2px;top:11px;width:17px;height:17px;border-radius:5px;background:linear-gradient(150deg,var(--bv-spark),var(--bv-spark-3))}
.bv-check li::after{content:"";position:absolute;left:7px;top:14px;width:4px;height:8px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg)}
.bv-keypoints{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0}
.bv-keypoint{position:relative;padding:18px;border-radius:13px;background:rgba(255,255,255,.03);box-shadow:inset 0 0 0 1px var(--bv-seam)}
.bv-keypoint .n{display:inline-flex;width:28px;height:28px;align-items:center;justify-content:center;border-radius:8px;background:rgba(59,110,240,.14);color:var(--bv-spark-2);font-weight:800;font-size:13px;margin-bottom:11px}
.bv-keypoint h3{margin:0 0 6px;font-size:14px;color:var(--bv-ink)}
.bv-keypoint p{margin:0;font-size:13px;line-height:1.66;color:var(--bv-ink-2)}
.bv-steps{margin:18px 0;padding:0;list-style:none;counter-reset:s}
.bv-steps li{position:relative;padding:0 0 20px 42px;counter-increment:s}
.bv-steps li::before{content:counter(s);position:absolute;left:0;top:0;width:27px;height:27px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:linear-gradient(150deg,var(--bv-spark),var(--bv-spark-3));color:#fff;font-size:13px;font-weight:800}
.bv-steps li::after{content:"";position:absolute;left:13px;top:31px;bottom:2px;width:2px;background:var(--bv-line-2)}
.bv-steps li:last-child::after{display:none}
.bv-steps li h3{margin:3px 0 5px;font-size:15px;color:var(--bv-ink)}
.bv-steps li p{margin:0;font-size:13.5px;line-height:1.72;color:var(--bv-ink-2)}
.bv-spectrum{margin:20px 0}
.bv-spectrum-bar{height:11px;border-radius:6px;background:linear-gradient(90deg,var(--bv-ok),var(--bv-gold) 55%,var(--bv-danger));margin-bottom:9px;box-shadow:var(--bv-inset)}
.bv-spectrum-labels{display:flex;justify-content:space-between;font-size:12px;color:var(--bv-ink-3)}
.bv-note{margin:18px 0;padding:16px 19px;border-radius:12px;background:rgba(255,255,255,.025);box-shadow:inset 0 0 0 1px var(--bv-seam);font-size:13.5px;line-height:1.75;color:var(--bv-ink-2)}
.bv-note strong{color:var(--bv-spark-2)}
.bv-figure{margin:22px 0}
.bv-figure img{display:block;width:100%;height:auto;border-radius:14px;box-shadow:inset 0 0 0 1px var(--bv-seam),0 10px 26px rgba(0,0,0,.24)}
.bv-figure figcaption{margin-top:9px;font-size:12.5px;color:var(--bv-ink-3);text-align:center}

@media (max-width:980px){
  .bv-footer-grid{grid-template-columns:1fr 1fr;gap:22px}
  .bv-microdeck{grid-template-columns:1fr 1fr}
  .bv-primer-deck{grid-template-columns:1fr}
  .bv-gametray{grid-template-columns:1fr 1fr}
  .bv-guarddeck{grid-template-columns:1fr}
  .bv-readout-deck{grid-template-columns:1fr 1fr}
  .bv-grid-2{grid-template-columns:1fr}
  .bv-blog-list{grid-template-columns:1fr}
  .bv-keypoints{grid-template-columns:1fr}
}
@media (max-width:600px){
  .bv-footer-grid{grid-template-columns:1fr}
  .bv-microdeck,.bv-gametray,.bv-readout-deck,.bv-proscons{grid-template-columns:1fr}
  .bv-faq-a{padding-left:22px}
}
.bv-overview{margin-top:6px}
.bv-ov-title{font-size:var(--bv-fs-xl);color:var(--bv-ink);margin:0 0 4px}
.bv-ov-sub{font-size:var(--bv-fs-base);color:var(--bv-ink-3);margin:0 0 22px}
.bv-ov-cat{font-size:13px;font-weight:700;letter-spacing:.04em;margin:20px 0 12px;text-transform:uppercase}
.bv-ov-cat-g{color:var(--bv-spark-2)}
.bv-ov-cat-s{color:#d9a441}
.bv-ov-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.bv-ov-card{display:flex;align-items:center;gap:14px;padding:18px;border-radius:14px;background:rgba(255,255,255,.03);box-shadow:inset 0 0 0 1px var(--bv-seam);text-decoration:none;transition:background .2s}
.bv-ov-card:hover{background:rgba(255,255,255,.06)}
.bv-ov-ic{flex:0 0 48px;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.bv-ov-ic svg{width:24px;height:24px}
.bv-ov-blue{background:linear-gradient(135deg,#3b6ef0,#2952c8)}
.bv-ov-gold{background:linear-gradient(135deg,#d9a441,#b8862e)}
.bv-ov-tx{display:flex;flex-direction:column;gap:3px;font-size:13px;color:var(--bv-ink-3);line-height:1.4}
.bv-ov-tx strong{font-size:16px;color:var(--bv-ink);font-weight:700}
.bv-ov-foot{font-size:13px;color:var(--bv-ink-3);margin:20px 0 0}
@media(max-width:680px){.bv-ov-grid{grid-template-columns:1fr}}