:root{--bh-bg:#fafafa;--bh-white:#ffffff;--bh-soft:#f4f4f5;--bh-line:#e4e4e7;--bh-line-2:#d4d4d8;--bh-ink:#18181b;--bh-body:#3f3f46;--bh-muted:#52525b;--bh-lime:#c6f135;--bh-lime-soft:#f4fbd9;--bh-lime-line:#b3dc22;--bh-night:#18181b;--bh-night-2:#202024;--bh-night-line:#303036;--bh-night-text:#e4e4e7;--bh-night-muted:#a1a1aa;--bh-font:Inter, "SF Pro Text", "Segoe UI", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans CJK SC", sans-serif;--bh-rail:248px;--bh-radius:12px;--bh-shadow:0 1px 2px rgba(24, 24, 27, .04), 0 8px 24px rgba(24, 24, 27, .06)}body{background:var(--bh-bg);color:var(--bh-ink);font-family:var(--bh-font);font-size:17px;line-height:1.75}a{color:var(--bh-ink);text-decoration-color:var(--bh-lime-line);text-decoration-thickness:2px;text-underline-offset:4px}:focus-visible{outline:2px solid var(--bh-ink);outline-offset:3px}.bh-empty{padding:20px 24px;border:1px dashed var(--bh-line-2);border-radius:var(--bh-radius);background:var(--bh-white);color:var(--bh-muted)}.bh-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border:1px solid var(--bh-line-2);border-radius:10px;background:var(--bh-white);color:var(--bh-ink);font-size:16px;font-weight:600;text-align:center;text-decoration:none;transition:background-color .15s ease, border-color .15s ease, color .15s ease}.bh-btn:hover{border-color:var(--bh-ink)}.bh-btn-main{border-color:var(--bh-ink);background:var(--bh-ink);color:var(--bh-white)}.bh-btn-main:hover{background:#2e2e33}.bh-btn-line{background:transparent}.bh-btn-accent{border-color:var(--bh-lime);background:var(--bh-lime);color:var(--bh-ink)}.bh-btn-accent:hover{border-color:#d6f86a;background:#d6f86a}.bh-btn-ghost{border-color:var(--bh-night-line);background:transparent;color:var(--bh-night-text)}.bh-btn-ghost:hover{border-color:var(--bh-night-text)}.bh-btn-sm{min-height:44px;padding:0 18px;font-size:15px}.bh-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.bh-kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 16px;padding:4px 12px 4px 10px;border:1px solid var(--bh-line);border-radius:999px;background:var(--bh-white);color:var(--bh-body);font-size:14px;font-weight:600}.bh-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--bh-lime-line)}.bh-h2{margin:0;font-size:30px;font-weight:700;letter-spacing:-.01em;line-height:1.3;overflow-wrap:anywhere}.bh-frame{display:grid;grid-template-columns:var(--bh-rail) minmax(0, 1fr);min-height:100vh}.bh-rail{position:sticky;top:0;display:flex;flex-direction:column;gap:28px;height:100vh;padding:28px 20px;border-right:1px solid var(--bh-line);background:var(--bh-white);overflow-y:auto}.bh-brand{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 8px;text-decoration:none}.bh-brand-mark{display:grid;flex:none;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--bh-ink);color:var(--bh-lime);font-size:16px;font-weight:700}.bh-brand img{width:34px;height:34px;border-radius:9px;object-fit:contain}.bh-brand-name{font-size:18px;font-weight:700;line-height:1.3;overflow-wrap:anywhere}.bh-rail-nav{display:grid;gap:2px}.bh-rail-nav a{display:flex;align-items:center;min-height:44px;padding:0 12px;border-radius:8px;color:var(--bh-body);font-size:15px;font-weight:500;text-decoration:none}.bh-rail-nav a:hover{background:var(--bh-soft);color:var(--bh-ink)}.bh-rail-nav a[aria-current="page"]{background:var(--bh-soft);color:var(--bh-ink);font-weight:600;box-shadow:inset 3px 0 0 var(--bh-lime-line)}.bh-rail-end{display:grid;gap:4px;margin-top:auto;padding:16px 8px 0;border-top:1px solid var(--bh-line)}.bh-rail-login{display:inline-flex;align-items:center;justify-content:center;min-height:44px;color:var(--bh-body);font-weight:500;text-decoration:none}.bh-rail-login:hover{color:var(--bh-ink)}.bh-menu{display:none}.bh-stage{min-width:0}.bh-notice{display:flex;gap:12px;padding:12px 48px;border-bottom:1px solid var(--bh-line);background:var(--bh-lime-soft);color:var(--bh-body);font-size:15px;overflow-wrap:anywhere}.bh-notice-shape{flex:none;width:8px;height:8px;margin-top:10px;border-radius:50%;background:var(--bh-ink)}.bh-notice p{margin:0}.bh-hero{display:grid;grid-template-columns:minmax(0, 7fr) minmax(0, 5fr);align-items:center;gap:48px;padding:88px 48px 80px;border-bottom:1px solid var(--bh-line);background:radial-gradient(ellipse at 25% 10%, rgba(250, 250, 250, 0), var(--bh-bg) 72%),
    linear-gradient(rgba(228, 228, 231, .55) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(90deg, rgba(228, 228, 231, .55) 1px, transparent 1px) 0 0 / 48px 48px,
    var(--bh-bg)}.bh-hero h1{margin:0;font-size:36px;font-weight:700;letter-spacing:-.01em;line-height:1.25;overflow-wrap:anywhere}.bh-statement{margin:12px 0 0;font-size:26px;font-weight:600;line-height:1.4;overflow-wrap:anywhere}.bh-statement::after{content:"";display:block;width:56px;height:4px;margin-top:16px;border-radius:2px;background:var(--bh-lime-line)}.bh-lead{max-width:600px;margin:18px 0 0;color:var(--bh-muted)}.bh-wall{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:1px;overflow:hidden;border:1px solid var(--bh-night-line);border-radius:16px;background:var(--bh-night-line);box-shadow:0 24px 48px rgba(24, 24, 27, .16)}.bh-wall-cell{padding:22px 24px;background:var(--bh-night);color:var(--bh-night-text)}.bh-wall-0{grid-column:span 2;background:var(--bh-night-2)}.bh-wall-k{display:flex;align-items:center;gap:8px;margin:0;color:var(--bh-white);font-size:20px;font-weight:600}.bh-wall-k::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--bh-lime)}.bh-wall-v{margin:4px 0 0;color:var(--bh-night-muted);font-size:16px;overflow-wrap:anywhere}.bh-wall-facts{grid-column:span 2}.bh-facts{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:1px;margin:0;background:var(--bh-night-line)}.bh-facts > div{padding:20px 24px;background:var(--bh-night)}.bh-facts > div:last-child:nth-child(odd){grid-column:span 2}.bh-facts dt{color:var(--bh-white);font-weight:600}.bh-facts dd{margin:0;color:var(--bh-lime);overflow-wrap:anywhere}.bh-sec{padding:96px 48px;border-bottom:1px solid var(--bh-line)}.bh-sec-head{display:grid;grid-template-columns:72px minmax(0, 1fr);column-gap:20px;margin-bottom:40px}.bh-num{grid-row:span 2;align-self:start;padding-top:6px;border-top:2px solid var(--bh-ink);color:var(--bh-muted);font-size:15px;font-weight:600;font-variant-numeric:tabular-nums}.bh-sec-head > p{max-width:640px;margin:8px 0 0;color:var(--bh-muted)}.bh-uses{display:grid;grid-template-columns:repeat(4, minmax(0, 1fr));gap:16px;margin:0;padding:0;list-style:none}.bh-uses li{padding:26px 24px;border:1px solid var(--bh-line);border-radius:var(--bh-radius);background:var(--bh-white);transition:border-color .15s ease, box-shadow .15s ease}.bh-uses li:hover{border-color:var(--bh-line-2);box-shadow:var(--bh-shadow)}.bh-icon{display:grid;place-items:center;width:44px;height:44px;margin-bottom:20px;border-radius:10px;background:var(--bh-soft);color:var(--bh-ink)}.bh-uses li:first-child .bh-icon{background:var(--bh-lime)}.bh-icon svg{display:block;width:22px;height:22px}.bh-uses h3{margin:0 0 6px;font-size:20px;font-weight:600}.bh-uses p{margin:0;color:var(--bh-muted);font-size:16px}.bh-about{display:grid;grid-template-columns:minmax(0, 6fr) minmax(0, 5fr);align-items:center;gap:64px;background:var(--bh-white)}.bh-studio{margin:0}.bh-studio svg{display:block;width:100%;height:auto;border-radius:20px}.bh-about-text .bh-h2{margin-top:4px}.bh-about-text .v4-rich > p{margin:16px 0 0;color:var(--bh-muted)}.bh-steps{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:16px;margin:0;padding:0;list-style:none}.bh-steps li{position:relative;padding:26px 24px;border:1px solid var(--bh-line);border-radius:var(--bh-radius);background:var(--bh-white)}.bh-step-n{display:inline-grid;place-items:center;width:32px;height:32px;margin-bottom:18px;border-radius:8px;background:var(--bh-ink);color:var(--bh-lime);font-size:15px;font-weight:700}.bh-steps h3{margin:0 0 4px;font-size:20px;font-weight:600}.bh-steps p{margin:0 0 8px;color:var(--bh-muted)}.bh-steps a{display:inline-flex;align-items:center;min-height:44px;font-weight:600}.bh-sheet{container-type:inline-size;overflow:hidden;border:1px solid var(--bh-line);border-radius:14px;background:var(--bh-white)}.bh-row{display:grid;grid-template-columns:minmax(180px, 1.2fr) minmax(0, 3fr) minmax(0, 1.6fr) 160px;align-items:center;gap:24px;padding:24px 28px}.bh-row + .bh-row{border-top:1px solid var(--bh-line)}.bh-row.is-pick{background:var(--bh-lime-soft);box-shadow:inset 3px 0 0 var(--bh-lime-line)}.bh-row-name{display:grid;grid-template-columns:auto minmax(0, 1fr);align-items:center;gap:4px 12px}.bh-row-no{color:var(--bh-muted);font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}.bh-row-name h3{margin:0;font-size:20px;font-weight:600;line-height:1.35;overflow-wrap:anywhere}.bh-flag{grid-column:2;justify-self:start;padding:1px 10px;border-radius:999px;background:var(--bh-ink);color:var(--bh-lime);font-size:13px;font-weight:600}.bh-row-specs{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:16px;margin:0}.bh-row-specs > div{padding-left:14px;border-left:1px solid var(--bh-line)}.bh-row-specs dt{color:var(--bh-muted);font-weight:500}.bh-row-specs dd{margin:0;font-weight:600;overflow-wrap:anywhere}.bh-row-note{color:var(--bh-muted);font-size:15px;overflow-wrap:anywhere}.bh-row-note p{margin:0}.bh-row-go .bh-btn{width:100%}.bh-method{display:grid;grid-template-columns:auto repeat(3, minmax(0, 1fr));gap:16px 28px;margin-top:28px;padding:22px 26px;border-radius:14px;background:var(--bh-soft)}.bh-method h3{margin:0;font-size:17px;font-weight:600}.bh-method p{margin:0;color:var(--bh-muted);font-size:15px}.bh-method span{display:inline-grid;place-items:center;width:22px;height:22px;margin-right:8px;border:1px solid var(--bh-line-2);border-radius:6px;background:var(--bh-white);color:var(--bh-ink);font-size:12px;font-weight:700}.bh-method b{display:block;margin-top:6px;color:var(--bh-ink);font-weight:600}.bh-dark{border-bottom-color:var(--bh-night);background:var(--bh-night);color:var(--bh-night-text)}.bh-dark .bh-num{border-top-color:var(--bh-lime);color:var(--bh-night-muted)}.bh-dark .bh-sec-head > p{color:var(--bh-night-muted)}.bh-group + .bh-group{margin-top:32px}.bh-group-title{margin:0 0 14px;color:var(--bh-night-muted);font-size:15px;font-weight:600}.bh-blocks{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:14px;margin:0;padding:0;list-style:none}.bh-block{position:relative;display:grid;grid-template-columns:auto minmax(0, 1fr) auto;align-items:center;gap:4px 14px;min-height:88px;padding:18px 20px;border:1px solid var(--bh-night-line);border-radius:var(--bh-radius);background:var(--bh-night-2);color:var(--bh-night-text);text-decoration:none;transition:border-color .15s ease}.bh-block:hover{border-color:#52525b}.bh-block-no{display:none}.bh-block-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:10px;background:#2a2a30}.bh-block-icon svg{display:block;width:22px;height:22px;fill:var(--bh-white)}.bh-block strong{color:var(--bh-white);font-size:18px;font-weight:600;overflow-wrap:anywhere}.bh-block-go{color:var(--bh-night-muted);font-size:14px;font-weight:500}.bh-block-now{display:none;grid-column:2;justify-self:start;padding:0 8px;border-radius:999px;background:var(--bh-lime);color:var(--bh-ink);font-size:12px;font-style:normal;font-weight:700}[data-v4-current] .bh-block{border-color:var(--bh-lime)}[data-v4-current] .bh-block-now{display:inline-block}.bh-guide-link{margin:28px 0 0}.bh-guide-link a{display:inline-flex;align-items:center;min-height:44px;color:inherit;font-weight:600}.bh-faq{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:16px;margin:0 0 28px;padding:0;list-style:none}.bh-faq li{padding:22px 24px;border:1px solid var(--bh-line);border-radius:var(--bh-radius);background:var(--bh-white)}.bh-faq h3{margin:0 0 6px;font-size:18px;font-weight:600}.bh-faq p{margin:0;color:var(--bh-muted);font-size:16px;overflow-wrap:anywhere}.bh-close{padding:32px 48px 96px}.bh-close-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px 48px;padding:56px;border-radius:20px;background:radial-gradient(ellipse at 100% 0%, rgba(198, 241, 53, .16), transparent 55%),
    var(--bh-night);color:var(--bh-night-text)}.bh-close-in > :not(.bh-actions){flex:1 1 360px}.bh-close h2{margin:0;color:var(--bh-white);font-size:30px;font-weight:700;line-height:1.3;overflow-wrap:anywhere}.bh-close p{margin:10px 0 0;color:var(--bh-night-muted)}.bh-close .bh-actions{margin-top:0}.bh-foot{border-top:1px solid var(--bh-line);background:var(--bh-white);color:var(--bh-muted);font-size:15px}.bh-foot a{color:var(--bh-body);text-decoration:none}.bh-foot a:hover{color:var(--bh-ink);text-decoration:underline}.bh-foot-in{display:grid;grid-template-columns:minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr);gap:36px 48px;padding:56px 48px 32px}.bh-foot-title p{margin:0 0 8px;overflow-wrap:anywhere}.bh-foot-name{color:var(--bh-ink);font-size:20px;font-weight:700}.bh-foot h2{margin:0 0 8px;color:var(--bh-ink);font-size:14px;font-weight:600}.bh-foot-col .v4-rich{overflow-wrap:anywhere}.bh-foot-links + h2{margin-top:18px}.bh-foot-nav{display:grid;grid-template-columns:repeat(2, max-content);column-gap:32px}.bh-foot-nav a,.bh-foot-links a,.bh-foot-friends a{display:inline-flex;align-items:center;min-height:44px}.bh-foot-links,.bh-foot-friends{display:flex;flex-wrap:wrap;gap:0 20px;margin:4px 0 0;padding:0;list-style:none}.bh-colophon{grid-column:1 / -1;display:grid;grid-template-columns:120px minmax(0, 1fr) minmax(0, 1fr);gap:6px 32px;align-items:baseline;padding-top:20px;border-top:1px solid var(--bh-line);font-size:14px}.bh-colophon h2{margin:0;color:var(--bh-muted);font-weight:500}.bh-colophon p{margin:0;overflow-wrap:anywhere}.bh-page{display:grid;grid-template-columns:minmax(260px, 4fr) minmax(0, 8fr);border-bottom:1px solid var(--bh-line)}.bh-page-side{border-right:1px solid var(--bh-line);background:var(--bh-white)}.bh-page-sticky{position:sticky;top:0;padding:48px 36px}.bh-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:0 8px;color:var(--bh-muted);font-size:14px}.bh-crumbs a{display:inline-flex;align-items:center;min-height:44px;color:var(--bh-muted);text-decoration:none}.bh-crumbs a:hover{color:var(--bh-ink)}.bh-page-side h1{margin:8px 0 0;font-size:34px;font-weight:700;letter-spacing:-.01em;line-height:1.25;overflow-wrap:anywhere}.bh-page-side h1::after{content:"";display:block;width:40px;height:4px;margin-top:18px;border-radius:2px;background:var(--bh-lime-line)}.bh-page-side p{margin:16px 0 0;color:var(--bh-muted)}.bh-page-main{min-width:0;padding:56px 48px 80px}.bh-page-main .bh-block{border-color:var(--bh-line);background:var(--bh-white);color:var(--bh-ink)}.bh-page-main .bh-block strong{color:var(--bh-ink)}.bh-page-main .bh-block-icon{background:var(--bh-soft)}.bh-page-main .bh-block-icon svg{fill:var(--bh-ink)}.bh-page-main .bh-block-go,.bh-page-main .bh-group-title{color:var(--bh-muted)}.bh-page-main [data-v4-current] .bh-block{border-color:var(--bh-ink);box-shadow:inset 0 0 0 1px var(--bh-ink)}.bh-page-main .bh-guide-link a{color:var(--bh-ink)}.bh-after{margin-top:64px;margin-bottom:24px}.bh-steps-plain h3{font-size:18px}.bh-text{max-width:760px}.bh-text > .v4-rich:first-child{margin-bottom:28px;color:var(--bh-body);font-size:19px}.bh-text section{overflow-wrap:anywhere}.bh-t-group{margin:52px 0 4px}.bh-t-group > :is(h2,h3){margin:0;padding-bottom:12px;border-bottom:1px solid var(--bh-line);font-size:24px;font-weight:700}.bh-t-item{padding:22px 0;border-bottom:1px solid var(--bh-line)}.bh-t-item > :is(h2,h3,h4){margin:0 0 8px;font-size:20px;font-weight:600;line-height:1.45}.bh-text-faq .bh-t-item > :is(h2,h3,h4)::before{content:"";display:inline-block;width:8px;height:8px;margin:0 10px 3px 0;border-radius:50%;background:var(--bh-lime-line)}.bh-t-sub > :is(h3,h4,h5){margin:14px 0 4px;font-size:18px;font-weight:600}.bh-text .v4-rich{color:var(--bh-body)}.bh-text .v4-rich :is(ul,ol){padding-left:1.4em}.bh-text .v4-rich li::marker{color:var(--bh-muted)}.bh-others{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:64px;padding:20px 22px;border:1px solid var(--bh-line);border-radius:14px;background:var(--bh-white)}.bh-others h2{margin:0 12px 0 0;font-size:15px;font-weight:600}.bh-others a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:8px;background:var(--bh-soft);color:var(--bh-body);font-weight:500;text-decoration:none}.bh-others a:hover{background:var(--bh-line);color:var(--bh-ink)}.bh-gate{display:grid;place-items:center;min-height:74vh;padding:72px 24px;background:linear-gradient(rgba(228, 228, 231, .6) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, rgba(228, 228, 231, .6) 1px, transparent 1px) 0 0 / 40px 40px,
    var(--bh-bg)}.bh-gate-panel{width:min(540px, 100%);padding:36px 34px 28px;border:1px solid var(--bh-line);border-radius:16px;background:var(--bh-white);box-shadow:var(--bh-shadow)}.bh-gate-panel h1{margin:0 0 18px;font-size:28px;font-weight:700;line-height:1.3;overflow-wrap:anywhere}.bh-gate-to{margin:0 0 22px;padding:12px 16px;border-radius:10px;background:var(--bh-soft)}.bh-gate-to dt{color:var(--bh-muted);font-size:14px}.bh-gate-to dd{margin:0;font-weight:600;overflow-wrap:anywhere}.bh-wait{margin-top:22px}.bh-wait progress{--v4-bar-h:6px;--v4-bar-r:999px;--v4-bar-track:var(--bh-line);--v4-bar-fill:var(--bh-ink)}.bh-wait p{margin:12px 0}.bh-back{display:inline-flex;align-items:center;min-height:44px;color:var(--bh-muted);text-decoration:none}.bh-menu-end{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;margin:12px 0 4px}@container (max-width: 980px){.bh-row{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);gap:16px 24px}.bh-row-go{justify-self:end;width:min(220px, 100%)}}@container (max-width: 560px){.bh-row{grid-template-columns:minmax(0, 1fr);padding:22px 20px}.bh-row-specs{grid-template-columns:repeat(2, minmax(0, 1fr))}.bh-row-specs > div:first-child{grid-column:1 / -1}.bh-row-go{justify-self:stretch;width:auto}}@media (prefers-reduced-motion: reduce){.bh-btn,.bh-uses li,.bh-block{transition:none}}@media (min-width: 1181px){.bh-frame{background:linear-gradient(90deg, var(--bh-white) calc(var(--bh-rail) - 1px), var(--bh-line) calc(var(--bh-rail) - 1px) var(--bh-rail), transparent var(--bh-rail))}}@media (max-width: 1180px){.bh-frame{grid-template-columns:minmax(0, 1fr)}.bh-rail{position:relative;z-index:6;flex-direction:row;align-items:center;gap:14px;height:auto;padding:12px 24px;border-right:0;border-bottom:1px solid var(--bh-line);overflow:visible}.bh-brand{margin-right:auto;padding:0}.bh-rail-nav,.bh-rail-login{display:none}.bh-rail-end{margin:0;padding:0;border:0}.bh-rail-end .bh-btn{min-height:44px;padding:0 18px}.bh-menu{display:block;position:relative}.bh-menu > summary{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border:1px solid var(--bh-line-2);border-radius:10px;font-weight:600;cursor:pointer}.bh-menu[open] > summary{background:var(--bh-soft)}.bh-menu-panel{position:absolute;right:0;top:calc(100% + 10px);width:min(300px, calc(100vw - 32px));padding:10px 14px 12px;border:1px solid var(--bh-line);border-radius:14px;background:var(--bh-white);box-shadow:0 20px 48px rgba(24, 24, 27, .14)}.bh-menu-panel nav{display:grid}.bh-menu-panel nav a{display:flex;align-items:center;min-height:46px;padding:0 8px;border-radius:8px;color:var(--bh-body);text-decoration:none}.bh-menu-panel nav a[aria-current="page"]{background:var(--bh-soft);color:var(--bh-ink);font-weight:600}.bh-menu-panel .bh-rail-login{display:inline-flex}.bh-notice{padding-inline:24px}.bh-hero{grid-template-columns:minmax(0, 1fr);padding:64px 24px 56px}.bh-sec{padding:80px 24px}.bh-uses{grid-template-columns:repeat(2, minmax(0, 1fr))}.bh-about{grid-template-columns:minmax(0, 1fr);gap:40px}.bh-studio{max-width:560px}.bh-close{padding:24px 24px 80px}.bh-close-in{padding:44px 36px}.bh-foot-in{grid-template-columns:minmax(0, 1fr) minmax(0, 1fr);padding-inline:24px}.bh-foot-title{grid-column:1 / -1}.bh-page{grid-template-columns:minmax(0, 1fr)}.bh-page-side{border-right:0;border-bottom:1px solid var(--bh-line)}.bh-page-sticky{position:static;padding:32px 24px 36px}.bh-page-main{padding:48px 24px 72px}}@media (max-width: 760px){.bh-rail{padding:10px 16px}.bh-brand-name{font-size:17px}.bh-rail-end{display:none}.bh-notice{padding-inline:16px}.bh-hero{gap:36px;padding:48px 16px 44px}.bh-hero h1,.bh-page-side h1{font-size:30px}.bh-statement{font-size:21px}.bh-actions .bh-btn{flex:1 1 100%}.bh-wall,.bh-facts{grid-template-columns:minmax(0, 1fr)}.bh-wall-0,.bh-wall-facts,.bh-facts > div:last-child:nth-child(odd){grid-column:auto}.bh-sec{padding:64px 16px}.bh-h2{font-size:26px}.bh-sec-head{grid-template-columns:minmax(0, 1fr);margin-bottom:28px}.bh-num{grid-row:auto;justify-self:start;margin-bottom:12px}.bh-uses,.bh-steps,.bh-faq,.bh-method,.bh-blocks{grid-template-columns:minmax(0, 1fr)}.bh-close{padding:16px 16px 64px}.bh-close-in{padding:36px 22px}.bh-close h2{font-size:25px}.bh-foot-in{grid-template-columns:minmax(0, 1fr);padding:44px 16px 28px}.bh-foot-nav{grid-template-columns:repeat(2, minmax(0, 1fr));column-gap:18px}.bh-colophon{grid-template-columns:minmax(0, 1fr)}.bh-page-sticky{padding:24px 16px 32px}.bh-page-main{padding:40px 16px 64px}.bh-t-group > :is(h2,h3){font-size:22px}.bh-t-item > :is(h2,h3,h4){font-size:19px}.bh-gate-panel{padding:28px 20px 22px}.bh-gate-panel h1{font-size:24px}}:root{--v4-masthead-width:calc(100% - 96px)}@media (max-width: 1180px){:root{--v4-masthead-width:calc(100% - 48px)}}@media (max-width: 760px){:root{--v4-masthead-width:calc(100% - 32px)}}.v4-shan .v4-enterprise-masthead,.v4-shan [data-v4-primary-nav]{width:var(--v4-masthead-width);max-width:none;margin-inline:auto;padding-inline:0}.v4-shan .v4-enterprise-notice{width:var(--v4-masthead-width);max-width:none;margin-inline:auto}.v4-shan .v4-designed-header .v4-header-composition{box-sizing:border-box;display:grid;grid-template-areas:"brand account" "brand nav";grid-template-columns:minmax(180px,1fr) 2fr;align-items:center;gap:12px 24px;width:var(--v4-masthead-width);max-width:none;margin:0 auto;padding:20px 0 16px;padding-top:32px;row-gap:4px;border-bottom:1px solid currentColor}.v4-shan .v4-designed-header .v4-header-composition > *{min-width:0}.v4-shan .v4-designed-header .v4-header-brand{grid-area:brand;display:flex;flex-direction:row;align-items:center;gap:12px;width:auto;max-width:100%;min-height:44px;margin:0;padding:0;color:inherit;text-decoration:none;font-size:22px;overflow-wrap:anywhere;align-self:center;font-family:serif;letter-spacing:.12em}.v4-shan .v4-designed-header .v4-header-brand > :first-child{flex-shrink:0}.v4-shan .v4-designed-header .v4-header-brand img,.v4-shan .v4-designed-header .v4-header-brand svg{max-width:44px;max-height:44px;object-fit:contain}.v4-shan .v4-designed-header .v4-enterprise-account{grid-area:account;justify-self:end;justify-content:flex-end;gap:8px}.v4-shan .v4-designed-header [data-v4-primary-nav]{box-sizing:border-box;grid-area:nav;width:100%;max-width:none;margin:0;padding:8px 0;background:transparent;border:0;justify-content:flex-end}.v4-shan .v4-designed-header [data-v4-primary-nav] a{}.v4-shan .v4-designed-header .v4-enterprise-notice{box-sizing:border-box;grid-area:notice;width:100%;max-width:none;margin:0;padding:10px 16px;align-items:baseline;font-size:16px;line-height:1.6;border:0;padding:16px 0 0;justify-content:flex-end;font-family:serif}.v4-shan .v4-designed-header .v4-enterprise-notice > b{flex-shrink:0}.v4-shan .v4-designed-header .v4-enterprise-notice > span,.v4-shan .v4-designed-header .v4-enterprise-notice > div{min-width:0;overflow-wrap:anywhere}@media (max-width:1100px){.v4-shan .v4-designed-header .v4-header-composition{grid-template-areas:"brand account" "nav nav";grid-template-columns:minmax(0,1fr) auto;column-gap:12px}.v4-shan .v4-designed-header [data-v4-primary-nav]{justify-content:center}}@media (max-width:600px){.v4-shan .v4-designed-header .v4-header-composition{row-gap:12px;padding-block:16px}.v4-shan .v4-designed-header .v4-header-brand{font-size:20px;gap:8px}.v4-shan .v4-designed-header .v4-enterprise-account{gap:4px}.v4-shan .v4-designed-header .v4-enterprise-account a{padding-inline:10px}.v4-shan .v4-designed-header [data-v4-primary-nav]{gap:4px}.v4-shan .v4-designed-header [data-v4-primary-nav] a{padding-inline:10px}.v4-shan .v4-designed-header .v4-enterprise-notice{font-size:14px}}.v4-shan{--v4-notice-bg:rgb(250, 250, 250);--v4-notice-ink:rgb(24, 24, 27)}