#vpb h1,#vpb h2,#vpb h3,#vpb h4{font-family:var(--f-serif);color:var(--ink);margin:0;font-weight:700;line-height:1.15}#vpb h1{letter-spacing:-.01em;text-wrap:balance;font-size:clamp(1.9rem,4.6vw,3rem)}#vpb h2{text-wrap:balance;font-size:clamp(1.55rem,3vw,2.1rem)}#vpb h3{font-size:1.3rem}#vpb p,#vpb ul,#vpb ol{margin:0}#vpb img{max-width:100%;display:block}#vpb .w{max-width:1080px;margin:0 auto;padding-inline:24px}#vpb .narrow{max-width:740px;margin-inline:auto}#vpb [id]{scroll-margin-top:calc(var(--header-h) + 20px)}#vpb .stack{flex-direction:column;gap:22px;display:flex}#vpb .stack-sm{flex-direction:column;gap:11px;display:flex}#vpb .center{text-align:center;margin-inline:auto}#vpb .eyebrow{font-family:var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--teal-ink);font-size:.78rem;font-weight:500;line-height:1.5}#vpb .lede{font-size:1.12rem}#vpb .small{color:var(--muted);font-size:.92rem}#vpb .rule{background-image:var(--grad);border-radius:3px;flex:none;width:46px;height:3px}#vpb .center .rule{margin-inline:auto}#vpb .btn{background-image:var(--grad);color:var(--cream);border-radius:var(--pill);cursor:pointer;text-align:center;border:0;justify-content:center;align-items:center;gap:8px;padding:15px 30px;font-size:1rem;font-weight:700;text-decoration:none;transition:filter .18s,transform .18s;display:inline-flex;box-shadow:0 10px 26px -12px #1431d1b3}@media (hover:hover){#vpb .btn:hover{filter:brightness(1.08);transform:translateY(-2px)}}#vpb-progress{background-image:var(--grad);z-index:9999;pointer-events:none;width:0;height:3px;position:fixed;top:0;left:0}#vpb .head{background:var(--white);border-bottom:1px solid var(--line);padding-block:clamp(28px,4.5vw,56px) clamp(32px,5vw,64px);position:relative;overflow:hidden}#vpb .head .w{z-index:1;position:relative}#vpb .deco{pointer-events:none;z-index:0;position:absolute}#vpb .deco.rings{width:600px;height:600px;top:-220px;right:-260px}#vpb .deco.rings circle{fill:none;stroke:url(#vpb-g1);stroke-width:1.2px}#vpb .deco.rings circle:nth-child(2){opacity:.75}#vpb .deco.rings circle:nth-child(3){opacity:.55}#vpb .deco.rings circle:nth-child(4){opacity:.4}#vpb .deco.rings circle:nth-child(5){opacity:.28}#vpb .deco.rings circle:nth-child(6){opacity:.18}#vpb .deco.rings circle:nth-child(7){opacity:.1}#vpb .deco.dots{background-image:radial-gradient(#0c1f3117 1px,#0000 1.2px);background-size:22px 22px;width:100%;height:100%;top:0;left:0;-webkit-mask-image:radial-gradient(60% 55% at 10% 12%,#000,#0000 70%);mask-image:radial-gradient(60% 55% at 10% 12%,#000,#0000 70%)}@media (width<=940px){#vpb .deco.rings{opacity:.55;width:420px;height:420px;top:-230px;right:-250px}}#vpb .crumbs{font-family:var(--f-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);flex-wrap:wrap;gap:6px;margin:0;padding:0;font-size:.74rem;list-style:none;display:flex}#vpb .crumbs a{color:var(--muted);text-decoration:none}#vpb .crumbs a:hover{color:var(--teal-ink)}#vpb .crumbs li+li:before{content:"›";color:var(--teal-ink);margin-right:6px}#vpb .crumbs li[aria-current]{color:var(--ink)}#vpb .meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:14px 22px;font-size:.92rem;display:flex}#vpb .meta .by{color:var(--ink);align-items:center;gap:10px;display:flex}#vpb .meta .by a{color:var(--ink);font-weight:700;text-decoration:none}#vpb .meta .by a:hover{color:var(--teal-ink)}#vpb .meta .av{background-image:var(--grad);border-radius:50%;flex:0 0 40px;width:40px;height:40px;padding:2px}#vpb .meta .av img{object-fit:cover;object-position:50% 20%;border:2px solid var(--sand);border-radius:50%;width:100%;height:100%}#vpb .meta time{font-family:var(--f-mono);letter-spacing:.04em;font-size:.78rem}#vpb .meta .dot:before{content:"·";color:var(--teal-ink);margin-right:8px}@media (width<=560px){#vpb .meta{gap:6px 14px}#vpb .meta .by{flex-basis:100%}}#vpb .meta .upd{color:var(--ink);font-weight:500}#vpb .hero-photo{border-radius:var(--r);background:#0c1f310d;margin:8px 0 0;position:relative;overflow:hidden;box-shadow:0 26px 60px -34px #0c1f318c}#vpb .hero-photo img{aspect-ratio:16/9;object-fit:cover;width:100%;height:auto}#vpb .art{padding-block:clamp(40px,5vw,64px)}#vpb .layout{grid-template-columns:230px minmax(0,720px);justify-content:center;align-items:start;gap:clamp(28px,5vw,72px);display:grid}#vpb .toc{top:calc(var(--header-h) + 24px);flex-direction:column;gap:12px;display:flex;position:sticky}#vpb .toc .eyebrow{font-size:.7rem}#vpb .toc ol{border-left:2px solid var(--line);gap:2px;margin:0;padding:0;list-style:none;display:grid}#vpb .toc a{color:var(--muted);border-left:2px solid #0000;margin-left:-2px;padding:6px 0 6px 14px;font-size:.88rem;line-height:1.35;text-decoration:none;display:block}#vpb .toc a:hover{color:var(--ink)}#vpb .toc a.on{color:var(--ink);border-left-color:var(--teal);font-weight:500}#vpb .toc-m{display:none}@media (width<=940px){#vpb .layout{grid-template-columns:minmax(0,740px)}#vpb .toc{display:none}#vpb .toc-m{background:var(--sand);border-radius:16px;padding:6px 18px;display:block}#vpb .toc-m summary{cursor:pointer;font-family:var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--teal-ink);padding:10px 28px 10px 0;font-size:.78rem;list-style:none;position:relative}#vpb .toc-m summary::-webkit-details-marker{display:none}#vpb .toc-m summary:after{content:"+";font-size:1.3rem;line-height:1;position:absolute;top:50%;right:0;transform:translateY(-50%)}#vpb .toc-m[open] summary:after{content:"–"}#vpb .toc-m ol{gap:6px;margin:0;padding:0 0 12px;list-style:none;display:grid}#vpb .toc-m a{color:var(--ink);font-size:.95rem;text-decoration:none}}#vpb .prose{flex-direction:column;gap:20px;font-size:1.06rem;line-height:1.7;display:flex}#vpb .prose>article{flex-direction:column;gap:20px;display:flex}#vpb .prose>h2,#vpb .prose>article>h2{margin-top:26px;padding-top:6px}#vpb .prose>article>h3{font-family:var(--f-sans);margin-top:8px;font-size:1.12rem;line-height:1.35}#vpb .prose>article>h4{font-family:var(--f-sans);font-size:1rem}#vpb .prose strong{color:var(--ink)}#vpb .prose ul{gap:10px;padding:0;list-style:none;display:grid}#vpb .prose ul li{padding-left:24px;position:relative}#vpb .prose ul li:before{content:"";background-image:var(--grad);border-radius:50%;width:8px;height:8px;position:absolute;top:.72em;left:2px}#vpb .prose ol{gap:10px;padding-left:1.4em;display:grid}#vpb .prose ol li::marker{color:var(--teal-ink);font-weight:700}#vpb .prose blockquote{border-left:3px solid var(--teal);font-family:var(--f-serif);color:var(--ink);flex-direction:column;gap:10px;margin:4px 0;padding:6px 0 6px 22px;font-size:1.3rem;font-style:italic;line-height:1.45;display:flex}#vpb .prose figure{margin:8px 0}#vpb .prose figure img{background:#0c1f310d;border-radius:16px;width:100%;height:auto}#vpb .prose figcaption{font-family:var(--f-mono);letter-spacing:.04em;color:var(--muted);margin-top:9px;font-size:.74rem;line-height:1.5}#vpb .kt{background:var(--sand);border-radius:var(--r);flex-direction:column;gap:12px;padding:24px 26px;display:flex;position:relative;overflow:hidden}#vpb .kt:before{content:"";background-image:var(--grad);width:4px;position:absolute;inset:0 auto 0 0}#vpb .kt-h{font-family:var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--teal-ink);font-size:.9rem;font-weight:500}#vpb .kt ul{gap:8px}#vpb .kt li{color:var(--ink);font-size:.98rem}#vpb .note{border:1px solid var(--line);background:var(--white);color:var(--ink);border-radius:16px;flex-direction:column;gap:8px;padding:18px 22px;font-size:.98rem;display:flex}#vpb .note b{font-family:var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--teal-ink);font-size:.72rem;font-weight:500}#vpb .cta{background:radial-gradient(60% 60% at 85% 10%,#1cc5c529,transparent 65%),var(--ink);color:#f8f7f4d9;border-radius:var(--r);grid-template-columns:1fr auto;align-items:center;gap:18px 26px;margin:10px 0;padding:clamp(24px,3.5vw,36px);display:grid}#vpb .cta-h{font-family:var(--f-serif);color:var(--cream);font-size:1.45rem;font-weight:700;line-height:1.2}#vpb .cta p{font-size:.97rem}#vpb .cta .eyebrow{color:var(--teal)}@media (width<=700px){#vpb .cta{grid-template-columns:1fr}#vpb .cta .btn{width:100%}}#vpb .tblw{-webkit-overflow-scrolling:touch;border:1px solid var(--line);background:var(--white);border-radius:16px;overflow-x:auto}#vpb .tbl{border-collapse:collapse;width:100%;min-width:520px;font-size:.93rem}#vpb .tbl th{font-family:var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--teal-ink);text-align:left;background:var(--sand);border-bottom:1px solid var(--line);padding:14px 16px;font-size:.7rem;font-weight:500}#vpb .tbl td{border-bottom:1px solid var(--line);vertical-align:top;padding:12px 16px;line-height:1.45}#vpb .tbl 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details[open] summary:after{content:"–"}#vpb .faq .a{color:#0c1f31cc;flex-direction:column;gap:10px;padding:12px 44px 0 0;font-size:1rem;line-height:1.6;display:flex}#vpb .author{background:var(--white);border:1px solid var(--line);border-radius:var(--r);grid-template-columns:110px 1fr;align-items:start;gap:22px;padding:26px;display:grid}#vpb .author .av{background-image:var(--grad);border-radius:50%;width:110px;height:110px;padding:3px}#vpb .author .av img{object-fit:cover;object-position:50% 18%;border:3px solid var(--white);border-radius:50%;width:100%;height:100%}#vpb .author .nm{font-family:var(--f-serif);color:var(--ink);font-size:1.35rem;font-weight:700}#vpb .author .role{font-family:var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--teal-ink);margin:4px 0 10px;font-size:.74rem}#vpb .author p{font-size:.97rem}@media (width<=560px){#vpb .author{text-align:center;grid-template-columns:1fr;justify-items:center}}#vpb .relsec{background:var(--sand);padding-block:clamp(44px,5.5vw,72px) 150px}#vpb .rel{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}#vpb .rcard{background:var(--white);border:1px solid var(--line);color:var(--body);border-radius:16px;flex-direction:column;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;overflow:hidden}#vpb .rcard .rimg{aspect-ratio:16/9;background:#0c1f310d;overflow:hidden}#vpb .rcard .rimg img{object-fit:cover;width:100%;height:100%}#vpb .rcard .rb{flex-direction:column;gap:8px;padding:18px 20px 20px;display:flex}@media (hover:hover){#vpb .rcard:hover{border-color:#1cc5c580;transform:translateY(-3px);box-shadow:0 18px 34px -24px #0c1f3199}}#vpb .rcard .eyebrow{font-size:.68rem}#vpb .rcard h3{font-size:1.2rem;line-height:1.25}#vpb .rcard p{color:var(--muted);font-size:.9rem}@media (width<=860px){#vpb .rel{grid-template-columns:1fr}}#vpb .quiz{background:var(--sand);border-radius:var(--r);flex-direction:column;gap:14px;padding:clamp(20px,3vw,30px);display:flex;position:relative;overflow:hidden}#vpb .quiz:before{content:"";background-image:var(--grad);width:4px;position:absolute;inset:0 auto 0 0}#vpb .quiz .qh{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;display:flex}#vpb .quiz .cnt{font-family:var(--f-mono);color:var(--muted);font-size:.74rem}#vpb .quiz .bar{background:#0c1f3114;border-radius:4px;height:4px;overflow:hidden}#vpb .quiz .bar i{background-image:var(--grad);width:0;height:100%;transition:width .25s;display:block}#vpb .quiz fieldset{background:var(--white);border:1px solid var(--line);border-radius:14px;gap:8px;margin:0;padding:14px 16px;display:grid}#vpb .quiz legend{float:left;width:100%;color:var(--ink);margin-bottom:8px;padding:0;font-size:.98rem;font-weight:700;line-height:1.35}#vpb .quiz label{cursor:pointer;border:1px solid #0000;border-radius:10px;grid-template-columns:20px 1fr;align-items:start;gap:10px;padding:8px 10px;font-size:.92rem;line-height:1.4;display:grid}#vpb .quiz label:hover{background:#1cc5c50f}#vpb .quiz label:has(input:checked){color:var(--ink);background:#1cc5c51a;border-color:#1cc5c580}#vpb .quiz input[type=radio]{appearance:none;cursor:pointer;border:2px solid #0c1f314d;border-radius:50%;place-content:center;width:18px;height:18px;margin:2px 0 0;display:grid}#vpb .quiz input[type=radio]:before{content:"";background-image:var(--grad);border-radius:50%;width:9px;height:9px;transition:transform .15s;transform:scale(0)}#vpb .quiz input[type=radio]:checked{border-color:var(--teal-ink)}#vpb .quiz input[type=radio]:checked:before{transform:scale(1)}#vpb .quiz .qa{flex-wrap:wrap;align-items:center;gap:10px;display:flex}#vpb .quiz .qa .small{flex:200px}#vpb .quiz .res{background:var(--white);border:1px solid var(--line);border-radius:16px;flex-direction:column;gap:10px;padding:22px 24px;display:none}#vpb .quiz .res.show{display:flex}#vpb .quiz .res-h{font-family:var(--f-serif);color:var(--ink);font-size:1.6rem;font-weight:700}#vpb .quiz .res .sc{grid-template-columns:repeat(3,1fr);gap:8px;margin-top:4px;display:grid}#vpb .quiz .res .sc div{background:var(--sand);color:var(--muted);border-radius:10px;padding:10px 12px;font-size:.85rem}#vpb .quiz .res .sc b{font-family:var(--f-serif);color:var(--ink);font-size:1.3rem;display:block}#vpb .quiz .res .sc i{background:#0c1f3114;border-radius:4px;height:4px;margin-top:6px;display:block;overflow:hidden}#vpb .quiz .res .sc i em{background-image:var(--grad);height:100%;display:block}@media (width<=560px){#vpb .quiz .res .sc{grid-template-columns:1fr}}@media (width<=700px){#vpb .w{padding-inline:18px}#vpb .prose{font-size:1.02rem}#vpb .kt{padding:20px 18px}#vpb .faq details{padding:15px 17px}#vpb .faq summary{padding-right:32px;font-size:1.1rem}#vpb .faq .a{padding-right:0}#vpb .author{padding:22px 18px}}@media (prefers-reduced-motion:reduce){#vpb *{transition:none!important}}