@property --gx{syntax:"<percentage>";inherits:false;initial-value:92%}@property --gy{syntax:"<percentage>";inherits:false;initial-value:0}.sdv3,[data-theme=light] .sdv3{--bg:#fbfbf9;--bg-elevated:#fff;--surface:#f4f3ef;--surface-2:#ebe9e3;--surface-inset:#e4e2db;--fg:#0b0b0a;--fg-strong:#000;--fg-muted:#56554f;--fg-faint:#86857d;--border:#e2e0d9;--border-strong:#c7c4ba;--border-ink:#0b0b0a;--accent:#14473a;--accent-hover:#0e3329;--accent-fg:#fbfbf9;--accent-tint:#e7efea;--accent-line:#14473a;--ok:#1f6b4f;--warn:#9a6b18;--info:#2a5a86;--grain-opacity:0.025;--accent-glow:none;--shadow-card:0 1px 2px rgba(11,11,10,.04);--shadow-lift:0 1px 2px rgba(11,11,10,.05);--selection-bg:#14473a;--selection-fg:#fbfbf9;--band-bg:#0b0b0a;--band-fg:#fbfbf9;--band-fg-muted:hsla(60,20%,98%,.6);--band-line:hsla(0,0%,100%,.18);--band-accent:#7fae9d;--band-glow:none;--inkface-bg:#0b0b0a;--inkface-fg:#fbfbf9;--inkface-muted:hsla(60,20%,98%,.66);--inkface-line:hsla(0,0%,100%,.28);--inkface-accent:#7fae9d;--inkface-hover:#16161a;--connect-bg:#14473a;--connect-fg:#fbfbf9;--connect-muted:hsla(60,20%,98%,.7);--connect-line:hsla(60,20%,98%,.45);--connect-glow:none}[data-theme=dark] .sdv3{--bg:#0e0e0f;--bg-elevated:#141416;--surface:#18181a;--surface-2:#202023;--surface-inset:#0a0a0b;--fg:#f3f1ea;--fg-strong:#fffdf7;--fg-muted:#a8a69c;--fg-faint:#6f6e66;--border:#262629;--border-strong:#3a3a3e;--border-ink:#f3f1ea;--accent:#4ee0a8;--accent-hover:#6df0bd;--accent-fg:#07140f;--accent-tint:rgba(78,224,168,.1);--accent-line:#4ee0a8;--ok:#4ee0a8;--warn:#e0b85a;--info:#6db3e8;--grain-opacity:0.04;--accent-glow:0 0 24px rgba(78,224,168,.28);--shadow-card:0 1px 0 hsla(0,0%,100%,.03) inset,0 8px 24px rgba(0,0,0,.4);--shadow-lift:0 1px 0 hsla(0,0%,100%,.04) inset,0 14px 40px rgba(0,0,0,.55);--selection-bg:#4ee0a8;--selection-fg:#07140f;--band-bg:#141416;--band-fg:#f3f1ea;--band-fg-muted:hsla(47,27%,94%,.6);--band-line:hsla(0,0%,100%,.1);--band-accent:#4ee0a8;--band-glow:0 0 20px rgba(78,224,168,.22);--inkface-bg:#0a0a0b;--inkface-fg:#f3f1ea;--inkface-muted:hsla(47,27%,94%,.6);--inkface-line:hsla(0,0%,100%,.14);--inkface-accent:#4ee0a8;--inkface-hover:#111113;--connect-bg:#0f3a2e;--connect-fg:#f3f1ea;--connect-muted:hsla(47,27%,94%,.66);--connect-line:rgba(78,224,168,.4);--connect-glow:0 0 18px rgba(78,224,168,.25)}.sdv3{--ff-display:"Pretendard Variable","Pretendard Fallback",-apple-system,system-ui,sans-serif;--ff-body:"Inter","Pretendard Variable","Pretendard Fallback",system-ui,sans-serif;--ff-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",monospace;--t-hero:clamp(48px,9vw,168px);--t-display:clamp(36px,5.5vw,88px);--t-question:clamp(34px,5.4vw,86px);--t-h2:clamp(30px,4vw,60px);--t-h3:clamp(24px,3vw,44px);--t-h4:clamp(20px,2.2vw,28px);--t-lead:clamp(17px,1.6vw,21px);--t-stat:clamp(40px,5vw,72px);--s-1:4px;--s-2:8px;--s-3:12px;--s-4:16px;--s-5:24px;--s-6:32px;--s-7:48px;--s-8:64px;--s-9:96px;--s-10:128px;--band:clamp(64px,9vw,130px);--band-calm:clamp(92px,12vw,184px);--band-tight:clamp(44px,6.2vw,88px);--maxw:1480px;--maxw-text:68ch;--gutter:clamp(20px,5vw,96px);--col-gap:clamp(16px,2vw,32px);--ease-ink:cubic-bezier(0.22,1,0.36,1);--ease-out:cubic-bezier(0.16,1,0.3,1);--slow:1.05s;--med:0.6s;--fast:0.28s;--header-h:76px}.sdv3 *,.sdv3 :after,.sdv3 :before{box-sizing:border-box}.sdv3{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){.sdv3{scroll-behavior:auto}}.sdv3{margin:0;background:var(--bg);color:var(--fg);font-family:var(--ff-body);font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-optical-sizing:auto;overflow-x:hidden;transition:background var(--med) var(--ease-out),color var(--med) var(--ease-out)}.sdv3 :lang(ko),.sdv3 [lang=ko]{letter-spacing:-.003em}.sdv3 a{color:inherit;text-decoration:none}.sdv3 img{max-width:100%;display:block}.sdv3 button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}.sdv3 ::-moz-selection{background:var(--selection-bg);color:var(--selection-fg)}.sdv3 ::selection{background:var(--selection-bg);color:var(--selection-fg)}.sdv3 :focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}.sdv3 .wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}.sdv3 .grid12{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--col-gap)}.sdv3 .meta{font-family:var(--ff-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-faint)}.sdv3 .meta-strong{color:var(--fg-muted)}.sdv3 .hair{border:0;border-top:1px solid var(--border);margin:0}.sdv3 .on-ink{color:var(--inkface-fg)}.sdv3 .text-faint{color:var(--fg-faint)}.sdv3 .skip-link{position:absolute;inset-inline-start:12px;top:-60px;background:var(--fg);color:var(--bg);padding:10px 18px;border-radius:4px;z-index:200;transition:top .2s var(--ease-ink);font-size:14px}.sdv3 .skip-link:focus{top:12px}.sdv3 .sec-label{display:flex;align-items:baseline;gap:16px;padding-block:16px 0;margin-bottom:clamp(36px,5vw,72px);position:relative}.sdv3 .sec-label:before{content:"";position:absolute;top:0;inset-inline:0;height:1px;background:var(--border-ink);transform:scaleX(0);transform-origin:left;transition:transform .6s var(--ease-ink)}.sdv3 .sec-label.in:before{transform:scaleX(1)}.sdv3 .sec-label .idx{font-family:var(--ff-display);font-size:clamp(32px,4.4vw,54px);line-height:.9;color:var(--fg-strong);letter-spacing:-.012em;font-variation-settings:"wght" 300,"opsz" 60}.sdv3 .sec-label .idx .of{font-family:var(--ff-mono);font-size:12px;letter-spacing:.1em;color:var(--fg-faint);font-variation-settings:normal}.sdv3 .sec-label .name{font-family:var(--ff-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--fg-muted)}.sdv3 section{position:relative}.sdv3 .site-header{position:fixed;inset:0 0 auto 0;z-index:100;height:var(--header-h);display:flex;align-items:center;transition:background var(--med) var(--ease-out),box-shadow var(--med) var(--ease-out),border-color var(--med) var(--ease-out),transform var(--med) var(--ease-out);border-bottom:1px solid transparent}.sdv3 .site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px}.sdv3 .site-header.solid{background:var(--header-solid,color-mix(in srgb,var(--bg) 90%,transparent));-webkit-backdrop-filter:saturate(180%) blur(14px);backdrop-filter:saturate(180%) blur(14px);border-bottom-color:var(--border)}.sdv3 .site-header.hide{transform:translateY(-100%)}.sdv3 .logo{font-family:var(--ff-display);font-weight:500;font-size:23px;letter-spacing:.16em;line-height:1;display:inline-flex;align-items:center;gap:9px;color:var(--fg)}.sdv3 .logo .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;box-shadow:var(--accent-glow)}.sdv3 .nav-desktop{display:none}@media (min-width:1080px){.sdv3 .nav-desktop{display:flex;align-items:center;gap:30px}}.sdv3 .nav-link{font-size:14.5px;font-weight:500;color:var(--fg);position:relative;padding:6px 0;letter-spacing:.005em;display:inline-flex;align-items:center;gap:5px}.sdv3 .nav-link:after{content:"";position:absolute;inset-inline-start:0;bottom:0;width:100%;height:1.5px;background:var(--accent-line);transform:scaleX(0);transform-origin:left;transition:transform var(--med) var(--ease-ink);box-shadow:var(--accent-glow)}.sdv3 .nav-link:focus-visible:after,.sdv3 .nav-link:hover:after{transform:scaleX(1)}.sdv3 .nav-link.active{color:var(--accent)}.sdv3 .nav-link.active:after{transform:scaleX(1)}.sdv3 .nav-link .caret{font-size:9px;opacity:.5;transform:translateY(1px)}.sdv3 .header-right{display:flex;align-items:center;gap:12px}.sdv3 .icon-btn{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border-radius:100px;color:var(--fg);transition:background var(--fast) var(--ease-out),color var(--fast) var(--ease-out)}.sdv3 .icon-btn:hover{background:var(--surface);color:var(--accent)}.sdv3 .icon-btn svg{width:18px;height:18px}.sdv3 .theme-toggle .moon,[data-theme=dark] .sdv3 .theme-toggle .sun{display:none}[data-theme=dark] .sdv3 .theme-toggle .moon{display:block}.sdv3 .lang-btn{font-family:var(--ff-mono);font-size:12px;letter-spacing:.1em;color:var(--fg);display:inline-flex;align-items:center;gap:6px;padding:7px 8px;border-radius:100px;transition:color var(--fast) var(--ease-out),background var(--fast) var(--ease-out)}.sdv3 .lang-btn:hover{color:var(--accent);background:var(--surface)}.sdv3 .btn{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:500;letter-spacing:.01em;padding:11px 21px;border-radius:100px;transition:background var(--fast) var(--ease-out),color var(--fast) var(--ease-out),transform var(--fast) var(--ease-out),border-color var(--fast) var(--ease-out)}.sdv3 .btn-primary{background:var(--accent);color:var(--accent-fg);box-shadow:var(--accent-glow)}.sdv3 .btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.sdv3 .btn-ghost{color:var(--fg);border:1px solid var(--border-strong)}.sdv3 .btn-ghost:hover{border-color:var(--border-ink);transform:translateY(-1px)}.sdv3 .btn .arr{transition:transform var(--med) var(--ease-ink)}.sdv3 .btn:hover .arr{transform:translateX(4px)}.sdv3 .contact-cta{display:none}@media (min-width:720px){.sdv3 .contact-cta{display:inline-flex}}.sdv3 .hamburger{width:44px;height:44px;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}@media (min-width:1080px){.sdv3 .hamburger{display:none}}.sdv3 .hamburger span{width:22px;height:1.5px;background:var(--fg);transition:transform .4s var(--ease-ink),opacity .3s var(--ease-ink)}.sdv3.nav-open .hamburger span:first-child{transform:translateY(6.5px) rotate(45deg)}.sdv3.nav-open .hamburger span:nth-child(2){opacity:0}.sdv3.nav-open .hamburger span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}.sdv3 .mobile-nav{position:fixed;inset:0;z-index:99;background:var(--bg);transform:translateY(-100%);transition:transform .55s var(--ease-ink);display:flex;flex-direction:column;padding:calc(var(--header-h) + 8px) var(--gutter) 28px;overflow-y:auto}.sdv3.nav-open .mobile-nav{transform:translateY(0)}.sdv3 .mobile-nav a.m-link{font-family:var(--ff-display);font-size:clamp(30px,9vw,46px);font-weight:400;line-height:1.2;color:var(--fg);padding:14px 0;border-bottom:1px solid var(--border);display:flex;align-items:baseline;gap:14px;transition:color var(--fast) var(--ease-out)}.sdv3 .mobile-nav a.m-link .m-idx{font-family:var(--ff-mono);font-size:12px;color:var(--fg-faint);transform:translateY(-4px)}.sdv3 .mobile-nav a.m-link.active,.sdv3 .mobile-nav a.m-link:hover{color:var(--accent)}.sdv3 .mobile-nav .m-footer{margin-top:auto;padding-top:28px;display:flex;flex-direction:column;gap:18px}.sdv3 .mobile-nav .m-footer .btn-primary{justify-content:center}.sdv3 .reveal{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease-ink),transform .9s var(--ease-ink)}.sdv3 .reveal.in{opacity:1;transform:none}.sdv3 .reveal.d1{transition-delay:.08s}.sdv3 .reveal.d2{transition-delay:.16s}.sdv3 .reveal.d3{transition-delay:.24s}.sdv3 .reveal.d4{transition-delay:.32s}.sdv3 .underline-link{display:inline-flex;align-items:center;gap:9px;font-weight:500;font-size:15px;color:var(--fg);position:relative}.sdv3 .underline-link:after{content:"";position:absolute;inset-inline-start:0;bottom:-3px;width:100%;height:1.5px;background:var(--accent-line);transform:scaleX(0);transform-origin:left;transition:transform var(--med) var(--ease-ink);box-shadow:var(--accent-glow)}.sdv3 .underline-link:focus-visible:after,.sdv3 .underline-link:hover:after{transform:scaleX(1)}.sdv3 .underline-link .arr{transition:transform var(--med) var(--ease-ink);color:var(--accent)}.sdv3 .underline-link:hover .arr{transform:translateX(4px)}.sdv3 .underline-link.on-ink:after{background:var(--inkface-accent)}.sdv3 .underline-link.on-ink .arr{color:var(--inkface-accent)}.sdv3 .band-pad{padding-block:var(--band)}.sdv3 .band-calm{padding-block:var(--band-calm)}.sdv3 .band-tight{padding-block:var(--band-tight)}.sdv3 .pb-band{padding-bottom:var(--band)}.sdv3 .badge{font-family:var(--ff-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;padding:4px 10px;border:1px solid var(--border-strong);border-radius:100px;color:var(--fg-muted);white-space:nowrap;display:inline-flex;align-items:center}.sdv3 .badge.live{border-color:var(--accent);color:var(--accent)}.sdv3 .badge.live:before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--accent);margin-inline-end:6px;box-shadow:var(--accent-glow);animation:sdv3-pulse 2.4s var(--ease-out) infinite}@keyframes sdv3-pulse{0%,to{opacity:1}50%{opacity:.35}}.sdv3 .badge.beta{color:var(--fg-muted)}.sdv3 .badge.free{color:var(--accent);border-color:var(--accent)}.sdv3 .badge.umbrella{letter-spacing:.1em}.sdv3 .breadcrumb{padding-top:calc(var(--header-h) + 22px)}.sdv3 .crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-faint)}.sdv3 .crumbs a{color:var(--fg-muted)}.sdv3 .crumbs a:after{content:"";position:absolute;inset-inline-start:0;bottom:-2px;width:100%;height:1px;background:var(--accent-line);transform:scaleX(0);transform-origin:left;transition:transform var(--fast) var(--ease-ink)}.sdv3 .crumbs a:hover{color:var(--accent)}.sdv3 .crumbs a:focus-visible:after,.sdv3 .crumbs a:hover:after{transform:scaleX(1)}.sdv3 .crumbs .sep{color:var(--fg-faint);opacity:.6}.sdv3 .crumbs .here{color:var(--fg)}.sdv3 .dhero{padding-top:clamp(28px,5vh,56px);padding-bottom:clamp(40px,7vh,88px);position:relative}.sdv3 .dhero-grain{position:absolute;inset:0;pointer-events:none;z-index:0;--gx:92%;--gy:0%;background:radial-gradient(110% 80% at var(--gx) var(--gy),var(--accent-tint) 0,transparent 48%)}.sdv3 [dir=rtl] .dhero-grain{--gx:8%;--gy:0%}@media (hover:hover) and (pointer:fine){.sdv3 .dhero-grain{transition:--gx .5s var(--ease-ink),--gy .5s var(--ease-ink)}}.sdv3 .dhero-grain:after{content:"";position:absolute;inset:0;opacity:var(--grain-opacity);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");mix-blend-mode:var(--grain-blend,multiply)}[data-theme=dark] .sdv3 .dhero-grain:after{--grain-blend:screen}.sdv3 .dhero .wrap{position:relative;z-index:1}.sdv3 .dhero-figure{position:absolute;inset-block:0;inset-inline-end:0;width:40%;max-width:540px;z-index:0;overflow:hidden;pointer-events:none;-webkit-mask-image:linear-gradient(270deg,#000 8%,transparent 86%);mask-image:linear-gradient(270deg,#000 8%,transparent 86%)}.sdv3 .dhero-figure img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;-o-object-position:50% 30%;object-position:50% 30%;filter:grayscale(1);opacity:.08;display:block}[data-theme=dark] .sdv3 .dhero-figure img{opacity:.14;mix-blend-mode:luminosity}@media (max-width:980px){.sdv3 .dhero-figure{width:100%;inset-block-start:auto;height:50%;-webkit-mask-image:linear-gradient(0deg,#000 4%,transparent 84%);mask-image:linear-gradient(0deg,#000 4%,transparent 84%)}.sdv3 .dhero-figure img{opacity:.1}}.sdv3 .dhero-grid{display:grid;grid-template-columns:1fr;gap:clamp(32px,5vw,64px);align-items:end}@media (min-width:980px){.sdv3 .dhero-grid{grid-template-columns:1.45fr .55fr}}.sdv3 .dhero-eyebrow{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:26px}.sdv3 .dhero-eyebrow .meta{color:var(--fg-muted)}.sdv3 .dhero h1{font-family:var(--ff-display);font-size:clamp(46px,8vw,130px);line-height:.98;margin:0;color:var(--fg-strong);letter-spacing:-.018em;max-width:14ch;min-block-size:calc((.98em + .4em) + (.98em * 2 + .4em))}.sdv3 :lang(ko) .dhero h1{letter-spacing:-.022em}.sdv3 .dhero h1 .em{font-style:italic;color:var(--accent);position:relative;white-space:nowrap;padding-bottom:.04em}.sdv3 .line-mask{display:block;padding-bottom:.4em;clip-path:inset(0 -6% -.4em -6%)}.sdv3 .line-mask>span{display:block;will-change:transform;font-variation-settings:"wght" 340,"opsz" 144;transition:transform var(--slow) var(--ease-ink)}.sdv3 .dhero.in .line-mask:first-child>span{transition-delay:.05s}.sdv3 .dhero.in .line-mask:nth-child(2)>span{transition-delay:.16s}.sdv3 .dhero.settled .line-mask>span{font-variation-settings:"wght" 320,"opsz" 144;transition:transform var(--slow) var(--ease-ink),font-variation-settings .9s var(--ease-ink)}.sdv3 .dhero.settled .em{font-variation-settings:"wght" 360,"opsz" 144}.sdv3 .ink-underline{position:absolute;inset-inline:-2%;bottom:-.06em;width:104%;height:.34em;overflow:visible;pointer-events:none}.sdv3 .ink-underline path{stroke:var(--accent-line);stroke-width:2.4;fill:none;stroke-linecap:round;stroke-dasharray:var(--len,240);stroke-dashoffset:var(--len,240);filter:var(--accent-glow);transition:stroke-dashoffset .7s var(--ease-ink) .95s,stroke-width .5s var(--ease-ink)}.sdv3 .dhero.in .ink-underline path{stroke-dashoffset:0}.sdv3 .dhero.settled .ink-underline path{stroke-width:2.8}.sdv3 .dhero-fade{opacity:0;transform:translateY(18px);transition:opacity var(--slow) var(--ease-ink) .45s,transform var(--slow) var(--ease-ink) .45s}.sdv3 .dhero.in .dhero-fade{opacity:1;transform:none}.sdv3 .dhero-sub{font-size:var(--t-lead);color:var(--fg);line-height:1.55;margin:30px 0 0;max-width:40ch}.sdv3 .dhero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;align-items:center}.sdv3 .dhero-actions 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