:root{--surface:#131313;--surface-lowest:#0e0e0e;--surface-low:#1c1b1b;--surface-c:#20201f;--surface-high:#2a2a2a;--surface-highest:#353535;--on-surface:#e5e2e1;--on-surface-variant:#e3beb8;--secondary:#c9c6c5;--secondary-container:#4a4949;--outline:#aa8984;--outline-variant:#5a403c;--primary:#ffb4a8;--on-primary:#690000;--primary-container:#8b0000;--on-primary-container:#ff907f;--tertiary:#e9c349;--inverse-surface:#e5e2e1;--inverse-on-surface:#313030;--gloss:rgba(255,255,255,0.1);--sheen:rgba(255,255,255,0.05);--r:0.25rem;--r-md:0.375rem;--r-xl:0.75rem;--pad:20px;--max:760px;--max-wide:1040px;--ease:cubic-bezier(0.16,1,0.3,1);--font-sans:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{color-scheme:dark;scroll-behavior:smooth}body{background:var(--surface);color:var(--on-surface);font-family:var(--font-sans);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;word-break:keep-all;overflow-wrap:anywhere;text-wrap:pretty}h1,h2,h3{text-wrap:balance;font-weight:700}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:var(--r)}.skip{position:absolute;left:var(--pad);top:-48px;padding:8px 12px;background:var(--surface-high);border-radius:var(--r);z-index:20}.skip:focus{top:12px}.container{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}.container.wide{max-width:var(--max-wide)}@media (min-width:720px){:root{--pad:40px}}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--surface) 88%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--surface-high)}.bar{display:flex;justify-content:space-between;height:64px}.bar,.brand{align-items:center}.brand{display:inline-flex;gap:8px;color:var(--on-surface)}.brand:hover{text-decoration:none}.brand-dot{fill:var(--on-primary-container)}.wordmark{font-family:var(--font-display),"Playfair Display",Georgia,serif;font-weight:700;font-size:20px;letter-spacing:.02em;color:var(--on-surface)}.site-nav{display:flex;align-items:center;gap:24px;font-size:14px;font-weight:600}.age-chip,.site-nav a{color:var(--on-surface-variant)}.age-chip{font-size:12px;font-weight:600;letter-spacing:.02em;border:1px solid var(--outline-variant);border-radius:var(--r-md);padding:2px 8px;line-height:18px}.hero{position:relative;padding:88px 0 56px;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(90% 55% at 15% 0,rgba(139,0,0,.3),transparent 65%)}.hero>.container{position:relative}.eyebrow{font-size:14px;font-weight:600;letter-spacing:.02em;color:var(--on-surface-variant);margin-bottom:20px}.hero h1{font-size:clamp(40px,8.5vw,92px);line-height:1.08;letter-spacing:-.03em;max-width:12ch}.hero-cols{display:grid;grid-gap:32px;gap:32px;margin-top:40px;align-items:end}@media (min-width:840px){.hero-cols{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:64px}}.lede{font-size:clamp(17px,2vw,20px);line-height:1.65;color:var(--on-surface);max-width:34em}.hero-actions{display:grid;grid-gap:12px;gap:12px;justify-items:start}@media (min-width:840px){.hero-actions{justify-items:end;text-align:right}}.store-note{font-size:13px;padding-right:2px;color:var(--secondary)}.cta{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:var(--r);background:var(--inverse-surface);color:var(--inverse-on-surface);font-weight:600;font-size:15px;white-space:nowrap;transition:background .15s}.cta:hover{text-decoration:none;background:#fff}.cta:active{background:var(--secondary)}.share{margin-top:72px}.share-bar{display:flex;gap:3px;height:14px;border-radius:var(--r);overflow:hidden}.seg{flex-basis:0;display:block;height:100%;transform-origin:left;animation:grow 1.1s var(--ease) both}.seg-sub{background:var(--surface-highest);animation-delay:.1s}.seg-switch{background:var(--primary-container);animation-delay:.35s}.seg-dom{background:var(--surface-highest);animation-delay:.6s}@keyframes grow{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@media (prefers-reduced-motion:reduce){.seg{animation:none}html{scroll-behavior:auto}}.share-legend{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 28px;margin-top:14px;font-size:14px;color:var(--on-surface-variant)}.legend 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var(--gloss);max-width:560px}.chip{display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border-radius:var(--r-md);background:var(--surface-high);color:var(--on-surface-variant);font-size:14px;font-weight:600}.chip-on{background:var(--primary-container);color:#fff}.chip-quote{background:transparent;font-weight:400;color:var(--on-surface);padding-left:4px}.spec{margin-top:28px;max-width:640px}.spec>div{display:grid;grid-gap:4px;gap:4px;padding:16px 0;border-top:1px solid var(--surface-high)}.spec>div:first-child{border-top:0;padding-top:0}@media (min-width:600px){.spec>div{grid-template-columns:148px minmax(0,1fr);gap:20px}}.spec dt{font-weight:600;color:var(--on-surface);font-size:15px}.spec dd{color:var(--on-surface-variant);font-size:15px;line-height:1.7}.prose{padding-block:56px 112px}.prose .doc-title{font-size:clamp(28px,5vw,40px);letter-spacing:-.02em;line-height:1.25;margin-bottom:12px}.prose .doc-meta{color:var(--on-surface-variant);font-size:14px;margin-bottom:40px;padding-bottom:24px;border-bottom:1px solid var(--surface-high)}.prose h2{font-size:20px;font-weight:600;margin:44px 0 12px;letter-spacing:-.01em}.prose h3{font-size:16px;font-weight:600;margin:24px 0 8px}.prose p{margin:10px 0}.prose ol,.prose ul{margin:10px 0 10px 20px}.prose li{margin:6px 0}.prose strong{color:var(--primary);font-weight:600}.prose .callout{background:var(--surface-low);border:1px solid var(--gloss);border-left:3px solid var(--primary-container);border-radius:var(--r-md);padding:16px 20px;margin:20px 0;color:var(--on-surface-variant)}.prose table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}.prose td,.prose th{border:1px solid var(--surface-high);padding:10px 12px;text-align:left;vertical-align:top}.prose th{background:var(--surface-low);color:var(--on-surface-variant);font-weight:600}.table-scroll{overflow-x:auto}.site-footer{border-top:1px solid var(--surface-high);background:var(--surface-lowest);padding:56px 0 40px;font-size:14px;color:var(--on-surface-variant)}.foot-grid{display:grid;grid-gap:32px;gap:32px}@media (min-width:720px){.foot-grid{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,1fr);gap:40px}}.foot-brand p{margin-top:12px;max-width:28em}.foot-nav{display:grid;grid-gap:8px;gap:8px;justify-items:start;align-content:start}.foot-nav a{color:var(--on-surface-variant);min-height:24px}.foot-label{font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--secondary);margin-bottom:4px}.biz-fold{margin-top:48px;padding-top:20px;border-top:1px solid var(--surface-high)}.biz-fold summary{cursor:pointer;list-style:none;display:inline-flex;align-items:center;gap:6px;min-height:32px;font-size:13px;font-weight:600;color:var(--on-surface-variant)}.biz-fold summary::-webkit-details-marker{display:none}.biz-fold summary:after{content:"";width:6px;height:6px;border-right:1.5px solid;border-bottom:1.5px 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