/* OneTap ID guides: sits on top of site.css (same nav, footer, fonts) */
.blg{position:relative;padding-top:96px;overflow:hidden}
.blg .bw{max-width:1140px;margin:0 auto;padding:0 22px}.blg .bw.nar{max-width:780px}
.blg a{color:inherit}
/* animated background */
.blg .bgfx{position:absolute;inset:0 0 auto;height:900px;pointer-events:none;z-index:0;overflow:hidden}
.blg .bgfx i{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;animation:bgd 16s ease-in-out infinite alternate}
.blg .bgfx i:nth-child(1){width:520px;height:520px;left:-120px;top:-160px;background:#0a84ff}
.blg .bgfx i:nth-child(2){width:420px;height:420px;right:-100px;top:-60px;background:#bf5af2;animation-delay:-5s}
.blg .bgfx i:nth-child(3){width:360px;height:360px;left:40%;top:200px;background:#ff375f;opacity:.22;animation-delay:-9s}
.blg .bgfx:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 1px 1px,rgba(255,255,255,.07) 1px,transparent 0) 0 0/26px 26px;mask:linear-gradient(#000,transparent 85%);-webkit-mask:linear-gradient(#000,transparent 85%)}
@keyframes bgd{to{transform:translate(60px,40px) scale(1.15)}}
.blg>*{position:relative;z-index:1}
/* small pieces */
.blg .bchip{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#64d2ff;margin-bottom:14px;padding:6px 12px;border-radius:99px;background:rgba(100,210,255,.1);border:1px solid rgba(100,210,255,.25)}
.blg .bchip i{width:6px;height:6px;border-radius:50%;background:#64d2ff;box-shadow:0 0 10px #64d2ff;animation:bpl 2s ease-in-out infinite}
@keyframes bpl{50%{opacity:.35}}
.blg .crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:#8e8e93;margin-bottom:24px}.blg .crumb a{text-decoration:none}.blg .crumb a:hover{color:#fff}
.blg .bi{position:relative;display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:var(--g);color:#fff;flex:none;box-shadow:0 12px 26px -12px rgba(0,0,0,.8),inset 0 1px 0 rgba(255,255,255,.35);overflow:hidden}
.blg .bi:after{content:"";position:absolute;inset:-40%;background:linear-gradient(115deg,transparent 40%,rgba(255,255,255,.55) 50%,transparent 60%);transform:translateX(-70%);animation:bsh 4.5s ease-in-out infinite}
@keyframes bsh{0%,60%{transform:translateX(-70%)}85%,100%{transform:translateX(70%)}}
.blg .bi svg{position:relative;z-index:1}
.blg .bi.bbig{width:72px;height:72px;border-radius:22px;margin-bottom:20px;animation:bfl 6s ease-in-out infinite}
@keyframes bfl{50%{transform:translateY(-8px) rotate(-3deg)}}
.blg .bb{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:99px;background:linear-gradient(135deg,#2997ff,#5e5ce6);color:#fff;font-weight:700;font-size:15px;text-decoration:none;border:0;cursor:pointer;transition:transform .25s cubic-bezier(.22,1,.36,1),box-shadow .25s;box-shadow:0 12px 30px -12px rgba(41,151,255,.7)}
.blg .bb:hover{transform:translateY(-2px);box-shadow:0 18px 36px -12px rgba(41,151,255,.85)}.blg .bb:active{transform:scale(.97)}
.blg .bb.bgh{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);box-shadow:none}.blg .bb.bgh:hover{background:rgba(255,255,255,.14)}
.blg .bb svg{width:16px;height:16px;transition:transform .25s}.blg .bb:hover svg{transform:translateX(3px)}
.blg .gr{background:linear-gradient(90deg,#64d2ff,#bf5af2,#ff6482,#64d2ff);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:bgr 8s linear infinite}
@keyframes bgr{to{background-position:200% 0}}
/* reveal */
.blg .br{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .8s cubic-bezier(.22,1,.36,1);transition-delay:calc(var(--d,0)*70ms)}.blg .br.in{opacity:1;transform:none}
/* hub */
.blg .hh{padding:40px 0 34px}.blg .hh h1{font-size:clamp(36px,6.4vw,66px);line-height:1.04;letter-spacing:-.045em;margin:0 0 18px;max-width:880px}
.blg .hh p{color:#a1a1a6;font-size:clamp(17px,2vw,20px);line-height:1.55;max-width:640px;margin:0}
.blg .hstat{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.blg .hstat span{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;padding:9px 14px;border-radius:99px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}.blg .hstat svg{width:16px;height:16px;color:#30d158}
.blg .hub{padding:10px 0 60px}
.blg .hg{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.blg .hg .hc:first-child{grid-column:span 2}
@media(max-width:980px){.blg .hg{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.blg .hg{grid-template-columns:1fr}.blg .hg .hc:first-child{grid-column:auto}}
.blg .hc{--mx:50%;--my:0%;position:relative;display:flex;flex-direction:column;gap:9px;padding:26px;border-radius:26px;background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.015)),#0c0c0e;border:1px solid rgba(255,255,255,.1);text-decoration:none;overflow:hidden;transition:transform .35s cubic-bezier(.22,1,.36,1),border-color .35s,box-shadow .35s;min-height:300px}
.blg .hc:before{content:"";position:absolute;inset:0;background:radial-gradient(380px circle at var(--mx) var(--my),rgba(255,255,255,.1),transparent 45%);opacity:0;transition:opacity .35s;pointer-events:none}
.blg .hc:hover{transform:translateY(-5px);border-color:rgba(255,255,255,.24);box-shadow:0 30px 60px -30px rgba(0,0,0,.9)}.blg .hc:hover:before{opacity:1}
.blg .hc .bi{margin-bottom:10px;transition:transform .4s cubic-bezier(.34,1.56,.64,1)}.blg .hc:hover .bi{transform:scale(1.1) rotate(-6deg)}
.blg .hc small{color:#8e8e93;font-size:13px;font-weight:600}.blg .hc b{font-size:21px;line-height:1.28;letter-spacing:-.02em}.blg .hc p{color:#a1a1a6;font-size:15px;line-height:1.55;margin:0}
.blg .hc:first-child b{font-size:clamp(22px,2.6vw,30px)}
.blg .hc em{font-style:normal;margin-top:auto;padding-top:12px;color:#64d2ff;font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px}.blg .hc em svg{width:15px;height:15px;transition:transform .3s}.blg .hc:hover em svg{transform:translateX(4px)}
.blg .hc .glow{position:absolute;right:-60px;bottom:-60px;width:200px;height:200px;border-radius:50%;background:var(--g);filter:blur(60px);opacity:.25;transition:opacity .4s}.blg .hc:hover .glow{opacity:.45}
/* post */
.blg .ph{padding:34px 0 10px}.blg .ph h1{font-size:clamp(32px,5.4vw,52px);line-height:1.08;letter-spacing:-.04em;margin:0 0 16px}
.blg .meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;color:#8e8e93;font-size:14px;margin:0}.blg .meta span{display:inline-flex;align-items:center;gap:6px}.blg .meta svg{width:15px;height:15px}
.blg .bod{padding-bottom:30px;font-size:17.5px;line-height:1.75}
.blg .bod h2{font-size:clamp(25px,3.6vw,32px);letter-spacing:-.03em;line-height:1.18;margin:54px 0 14px;scroll-margin-top:110px}
.blg .bod h3{font-size:20px;margin:30px 0 10px;letter-spacing:-.02em;line-height:1.3}
.blg .bod p,.blg .bod li{color:#d1d1d6}.blg .bod b{color:#fff}.blg .bod p a,.blg .bod li a{color:#64d2ff;text-decoration:underline;text-decoration-color:rgba(100,210,255,.4);text-underline-offset:3px}.blg .bod p a:hover,.blg .bod li a:hover{text-decoration-color:#64d2ff}
.blg .bod ul,.blg .bod ol{padding-left:24px}.blg .bod li{margin:9px 0}.blg .bod li::marker{color:#64d2ff;font-weight:700}
.blg .blead{font-size:clamp(19px,2.3vw,21px);line-height:1.62;color:#fff!important;margin:8px 0 26px}
.blg .toc{display:flex;flex-wrap:wrap;gap:6px;padding:18px;border-radius:20px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);margin:10px 0 6px}
.blg .toc b{width:100%;font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:#8e8e93;margin-bottom:4px}
.blg .toc a{font-size:13.5px;line-height:1.3;padding:8px 13px;border-radius:99px;background:rgba(255,255,255,.06);text-decoration:none;color:#f5f5f7;transition:background .2s,transform .2s}.blg .toc a:hover{background:rgba(255,255,255,.14);transform:translateY(-1px)}
.blg .note{display:flex;gap:12px;padding:18px 20px;border-radius:18px;border:1px solid rgba(255,159,10,.45);background:rgba(255,159,10,.08);margin:26px 0;color:#ffd9a0;font-size:16px;line-height:1.6}
.blg .tblw{overflow-x:auto;margin:20px 0;border-radius:18px;border:1px solid rgba(255,255,255,.1);-webkit-overflow-scrolling:touch}
.blg table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}.blg th,.blg td{padding:13px 15px;text-align:left;border-bottom:1px solid rgba(255,255,255,.08)}.blg th{background:rgba(255,255,255,.05);font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:#8e8e93}.blg tr:last-child td{border-bottom:0}.blg td:last-child{color:#30d158;font-weight:600}
.blg .inl{position:relative;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:24px 26px;border-radius:24px;margin:44px 0;background:linear-gradient(135deg,rgba(41,151,255,.22),rgba(191,90,242,.16));border:1px solid rgba(100,210,255,.3);overflow:hidden}
.blg .inl:after{content:"";position:absolute;width:160px;height:160px;right:-40px;top:-60px;border-radius:50%;background:#bf5af2;filter:blur(50px);opacity:.35;pointer-events:none}
.blg .inl b{font-size:19px}.blg .inl p{margin:4px 0 0;font-size:15px;color:#d1d1d6}.blg .inl .bb{flex:none;position:relative;z-index:1}
@media(max-width:600px){.blg .inl{flex-direction:column;align-items:stretch}.blg .inl .bb{width:100%}}
.blg .bfaq details{border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:0 20px;margin:10px 0;background:rgba(255,255,255,.03);transition:background .25s,border-color .25s}
.blg .bfaq details[open]{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18)}
.blg .bfaq summary{cursor:pointer;font-weight:700;font-size:16.5px;padding:18px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px;min-height:48px}
.blg .bfaq summary::-webkit-details-marker{display:none}
.blg .bfaq summary:after{content:"";flex:none;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.08) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E") center/14px no-repeat;transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
.blg .bfaq details[open] summary:after{transform:rotate(45deg)}
.blg .bfaq details p{margin:0 0 18px;color:#a1a1a6;font-size:16px}
.blg .rel{padding:24px 0 40px}.blg .rel h2{font-size:clamp(24px,3vw,30px);letter-spacing:-.03em;margin:0 0 18px}
.blg .rg{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}@media(max-width:900px){.blg .rg{grid-template-columns:1fr 1fr}}@media(max-width:600px){.blg .rg{grid-template-columns:1fr}}
.blg .rc{display:flex;gap:14px;align-items:flex-start;padding:20px;border-radius:22px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);text-decoration:none;transition:transform .3s cubic-bezier(.22,1,.36,1),border-color .3s}.blg .rc:hover{transform:translateY(-3px);border-color:rgba(255,255,255,.22)}
.blg .rc .bi{width:40px;height:40px;border-radius:13px}.blg .rc small{display:block;color:#8e8e93;font-size:12px;font-weight:600;margin-bottom:3px}.blg .rc b{font-size:15.5px;line-height:1.35;display:block}
/* reading progress + share */
.blg .shr{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 0}.blg .shr a,.blg .shr button{display:inline-flex;align-items:center;gap:7px;min-height:40px;padding:0 14px;border-radius:99px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#f5f5f7;font:600 13.5px inherit;font-family:inherit;text-decoration:none;cursor:pointer;transition:background .2s}.blg .shr a:hover,.blg .shr button:hover{background:rgba(255,255,255,.14)}.blg .shr svg{width:15px;height:15px}
/* cta */
.blg .bcta{padding:20px 0 70px}.blg .bcta-c{position:relative;text-align:center;padding:56px 24px;border-radius:32px;background:linear-gradient(160deg,#111,#050505);border:1px solid rgba(255,255,255,.1);overflow:hidden}
.blg .bcta-c:before{content:"";position:absolute;inset:-50% -20% auto;height:420px;background:conic-gradient(from 180deg,#0a84ff,#bf5af2,#ff375f,#0a84ff);filter:blur(90px);opacity:.28;animation:bsp 14s linear infinite}
@keyframes bsp{to{transform:rotate(360deg)}}
.blg .bcta-c>*{position:relative}.blg .bcta h2{font-size:clamp(28px,4.6vw,44px);letter-spacing:-.04em;line-height:1.1;margin:0 0 12px}.blg .bcta p{color:#a1a1a6;max-width:560px;margin:0 auto 26px;font-size:17px}
.blg .bcta-b{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
@media(max-width:480px){.blg{padding-top:84px}.blg .bw{padding:0 18px}.blg .bod{font-size:16.5px}.blg .bcta-b .bb{width:100%}.blg .hc{padding:22px;min-height:0}.blg .bcta-c{padding:44px 18px}}
@media(prefers-reduced-motion:reduce){.blg *,.blg *:before,.blg *:after{animation:none!important;transition:none!important}.blg .br{opacity:1;transform:none}}
/* nav: the current page */
.nav nav a.ngd.cur{color:#fff}
.blg .note>svg{flex:none;width:22px;height:22px;color:#ff9f0a;margin-top:2px}
.blg .bgfx i{opacity:.38}.blg .bgfx i:nth-child(3){opacity:.18}