/* BOSAENG / digital-first public site. No external tracking or font dependencies. */
:root{--bg:#f3f2ee;--paper:#fffefa;--ink:#172019;--muted:#65716b;--line:#d7ddd5;--blue:#3c54f1;--blueink:#f2f4ff;--acid:#e1ed95;--font:Inter,"Helvetica Neue",Arial,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--max:1256px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}img,svg{display:block;max-width:100%}::selection{background:var(--acid);color:var(--ink)}:focus-visible{outline:2px solid var(--blue);outline-offset:5px}h1,h2,h3,p{margin-top:0}p{line-height:1.68}.wrap{width:min(calc(100% - 80px),var(--max));margin-inline:auto}.skip{position:absolute;left:15px;top:-60px;background:var(--acid);padding:12px;z-index:30}.skip:focus{top:12px}
.site-header{position:relative;z-index:20;border-bottom:1px solid var(--line);background:rgba(243,242,238,.94)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:80px;gap:32px}.brand{display:inline-flex;align-items:center;gap:13px;font-weight:850;letter-spacing:-.055em;font-size:23px}.brand-mark{display:grid;place-items:center;background:var(--blue);border-radius:3px;color:white;width:31px;height:31px;font:800 19px/1 var(--font);transform:rotate(-7deg)}.brand-mark span{transform:rotate(7deg);display:block}.nav-links{display:flex;align-items:center;gap:32px;font-size:13px;font-weight:660}.nav-links a:hover,.footer-links a:hover,.text-link:hover{color:var(--blue)}.header-right{display:flex;align-items:center;gap:24px}.nav-contact{border:1px solid var(--ink);padding:11px 17px;border-radius:999px;font-weight:650;font-size:12px;display:inline-flex;align-items:center;gap:20px;transition:.2s}.nav-contact:hover{background:var(--ink);color:white}.menu{display:none}
.tiny{font:700 11px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.1em}.eyebrow{display:flex;align-items:center;gap:9px;font:650 12px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.04em}.eyebrow .dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--blue)}.muted{color:var(--muted)}.blue{color:var(--blue)}.arrow{font-family:var(--mono);font-size:18px}.site-footer{border-top:1px solid var(--line);margin-top:95px}.footer-inner{padding:40px 0 38px;display:grid;grid-template-columns:1.4fr 1fr;gap:40px}.footer-brand{font-size:42px;letter-spacing:-.07em;font-weight:830;line-height:1}.footer-note{font-size:13px;color:var(--muted);margin:12px 0 0}.footer-links{display:flex;flex-wrap:wrap;align-content:start;justify-content:flex-end;gap:16px 28px;font-size:12px}.footer-legal{border-top:1px solid var(--line);padding:15px 0 24px;display:flex;justify-content:space-between;gap:20px;font:11px/1.6 var(--mono);color:var(--muted)}
.hero{padding-top:75px;padding-bottom:100px}.hero-top{display:flex;justify-content:space-between;align-items:start;gap:15px}.hero-top-right{font:11px/1.5 var(--mono);color:var(--muted);text-align:right}.hero h1{font-size:clamp(77px,12.1vw,174px);font-weight:850;line-height:.83;letter-spacing:-.105em;margin:72px 0 48px;max-width:1180px}.hero h1 span{display:block}.hero h1 .outline{text-shadow:1px 0 var(--blue),-1px 0 var(--blue),0 1px var(--blue),0 -1px var(--blue);color:var(--bg);-webkit-text-stroke:1.1px var(--blue)}.hero-bottom{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:end}.hero-intro{max-width:545px}.hero-intro p{font-size:clamp(20px,2.6vw,30px);line-height:1.34;letter-spacing:-.035em;font-weight:580;margin:0 0 32px}.hero-actions{display:flex;gap:25px;align-items:center;flex-wrap:wrap}.pill{border-radius:999px;display:inline-flex;align-items:center;gap:26px;padding:16px 20px 16px 23px;font-size:12px;font-weight:760;text-transform:uppercase;letter-spacing:.03em;transition:transform .2s,background .2s}.pill:hover{transform:translateY(-2px)}.pill.primary{background:var(--blue);color:white}.pill.ghost{background:transparent;border:1px solid var(--line)}.abstract{min-height:350px;background:#dbe4f4;position:relative;overflow:hidden;border:1px solid #c6d3e2;display:flex;flex-direction:column;justify-content:space-between;padding:27px;isolation:isolate}.abstract::after{content:"";width:280px;height:280px;border:44px solid rgba(244,247,253,.75);border-radius:50%;position:absolute;right:-46px;top:28px;z-index:-1}.abstract::before{content:"";position:absolute;right:98px;top:33px;width:190px;height:190px;border-radius:50%;background:#465bf5;z-index:-1;box-shadow:-105px 80px 0 #d5e48d}.abstract-surface{display:flex;justify-content:space-between;align-items:flex-start}.abstract .minilabel{display:block;color:#21345b;font:700 11px/1.5 var(--mono);letter-spacing:.04em}.abstract .dots{display:flex;gap:6px}.abstract .dots i{width:7px;height:7px;border-radius:50%;background:#64759d}.abstract-footer{display:flex;justify-content:space-between;align-items:end;gap:12px}.abstract-footer strong{font-size:45px;line-height:.9;letter-spacing:-.09em}.abstract-footer span{color:#253d6a;font:10px/1.6 var(--mono);text-align:right}
.band{background:var(--blue);color:white}.band-inner{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:19px 0;font:700 11px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.12em}.band i{width:5px;height:5px;background:var(--acid);border-radius:50%;display:block}
.section{padding-top:115px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:37px}.section-head h2{font-size:clamp(42px,6vw,75px);line-height:.97;letter-spacing:-.075em;margin:15px 0 0}.section-head p{max-width:318px;font-size:14px;color:var(--muted);margin-bottom:6px}.index-grid{display:grid;grid-template-columns:1.38fr 1fr;gap:18px}.work-card{background:var(--paper);border:1px solid var(--line);padding:25px;display:flex;flex-direction:column;min-height:490px;transition:border-color .2s,transform .2s}.work-card:hover{border-color:var(--blue);transform:translateY(-4px)}.work-meta{display:flex;align-items:center;justify-content:space-between;gap:20px;font:11px/1.5 var(--mono);color:var(--muted);text-transform:uppercase}.work-meta b{background:#e8ebff;color:#344be1;padding:7px 9px;font:650 10px/1 var(--mono);border-radius:3px}.art-color{height:250px;margin-top:24px;margin-bottom:26px;background:#e1e7ff;position:relative;overflow:hidden;display:flex;justify-content:center;align-items:center}.color-photo{width:57%;height:78%;border-radius:12px;background:linear-gradient(135deg,#b1c3f9,#ffcfab 58%,#a9c5c2);position:relative;box-shadow:0 20px 40px #6276b35a;transform:rotate(-8deg)}.color-photo::after{content:"";position:absolute;left:18%;top:30%;width:36%;height:36%;border:3px solid white;border-radius:50%;box-shadow:0 0 0 20px #ffffff33}.color-photo span{position:absolute;right:-18px;top:12%;border-radius:100%;width:51px;height:51px;display:grid;place-items:center;background:#3c54f1;color:white;font:700 13px/1 var(--mono);box-shadow:0 6px 15px #233c9b50}.art-palette{height:250px;margin-top:24px;margin-bottom:26px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:7px}.art-palette i{display:flex;align-items:flex-end;padding:12px 10px;font:700 9px/1.4 var(--mono);color:#191b19;font-style:normal}.work-card h3{font-size:clamp(28px,4vw,40px);margin:0 0 7px;letter-spacing:-.07em}.work-card p{margin:0;color:var(--muted);font-size:14px;max-width:400px}.work-go{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:30px}.work-go .arrow{font-size:27px}.art-palette i:nth-child(1){background:#3c54f1;color:white}.art-palette i:nth-child(2){background:#e1ed95}.art-palette i:nth-child(3){background:#f3f2ee}.notfound{padding:100px 0}.notfound h1{font-size:clamp(80px,15vw,190px);letter-spacing:-.09em;line-height:1;margin:25px 0}.work-card.dark{background:#19241f;color:#eaf0e4;border-color:#19241f}.work-card.dark p,.work-card.dark .work-meta{color:#abb5ac}.log-list{border-top:1px solid var(--line)}.log-item{display:grid;grid-template-columns:155px 1fr auto;align-items:start;padding:23px 0;gap:25px;border-bottom:1px solid var(--line)}.log-date{font:11px/1.5 var(--mono);color:var(--muted)}.log-item h3{font-size:24px;letter-spacing:-.05em;margin:0 0 7px}.log-item p{font-size:13px;color:var(--muted);margin:0}.log-item .arrow{transition:transform .2s}.log-item:hover .arrow{transform:translate(3px,-3px)}.end-cta{margin-top:105px;background:var(--acid);padding:55px 60px;display:grid;grid-template-columns:1fr auto;align-items:end;gap:30px}.end-cta h2{font-size:clamp(40px,6vw,80px);line-height:.96;letter-spacing:-.08em;margin:14px 0 0}.end-cta p{font:12px/1.8 var(--mono);max-width:320px}.end-cta .round-link{width:74px;height:74px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:32px}
.page-header{padding:92px 0 55px;border-bottom:1px solid var(--line)}.page-header h1{font-size:clamp(64px,9vw,125px);letter-spacing:-.088em;line-height:.95;margin:18px 0 20px}.page-header p{color:var(--muted);font-size:18px;max-width:650px}.page-body{padding-top:48px}.grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.tile{display:block;border:1px solid var(--line);background:var(--paper);padding:28px;min-height:225px;transition:transform .2s,border-color .2s}.tile:hover{transform:translateY(-3px);border-color:var(--blue)}.tile-number{font:11px/1.3 var(--mono);color:var(--muted);margin-bottom:42px}.tile h2{font-size:36px;letter-spacing:-.065em;margin:0 0 9px}.tile p{font-size:14px;color:var(--muted);margin:0 0 16px}.tile .text-link{display:inline-flex;align-items:center;gap:12px;font-weight:700;font-size:12px}.page-aside{font:12px/1.75 var(--mono);color:var(--muted)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,320px);gap:100px;padding-top:57px}.article h2{font-size:28px;letter-spacing:-.055em;margin:42px 0 12px}.article h2:first-child{margin-top:0}.article p,.article li{font-size:15px;line-height:1.82;color:#47554c}.article ul{padding-left:20px}.article a:not(.pill){color:var(--blue);text-decoration:underline;text-underline-offset:3px}.article .callout{margin:28px 0;background:#e7eafc;padding:22px 24px;border-left:3px solid var(--blue);font-size:14px;line-height:1.8}.aside-box{background:var(--paper);border:1px solid var(--line);padding:22px;position:sticky;top:30px;align-self:start}.aside-box p{font-size:13px;color:var(--muted)}.aside-box a{color:var(--blue);font-size:13px}.aside-box .small-divider{height:1px;background:var(--line);margin:17px 0}.legal{max-width:800px}.legal h2{font-size:25px}.legal h3{font-size:18px}.legal ul{padding-left:20px}.legal .lede{font-weight:600;color:var(--ink)}.legal .legal-table{width:100%;border-collapse:collapse;margin:17px 0 28px;font-size:13px}.legal-table td,.legal-table th{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}.legal-table th{background:#e7eae5}.lang-switch{display:flex;gap:14px;font-size:12px;margin-top:20px}.lang-switch a{border-bottom:1px solid currentColor}.legal-note{background:var(--paper);padding:23px;border-left:3px solid var(--blue)}
.tool-wrap{padding-top:52px}.tool-intro{max-width:690px;color:var(--muted)}.palette-stage{background:#fffefa;border:1px solid var(--line);margin:40px 0;padding:24px}.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;height:310px}.swatch{padding:14px;display:flex;flex-direction:column;justify-content:space-between;min-width:0}.swatch-label{font:700 10px/1.4 var(--mono);text-transform:uppercase}.swatch-code{font:700 clamp(12px,1.75vw,19px)/1.3 var(--mono)}.palette-controls{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:19px}.color-control{border:1px solid var(--line);padding:13px;background:white}.color-control label{font:700 11px/1.3 var(--mono);display:block;margin-bottom:9px}.color-pick{display:flex;gap:11px;align-items:center}.color-pick input[type=color]{border:0;background:transparent;width:42px;height:42px;padding:0;cursor:pointer}.color-code-field{font:13px/1.2 var(--mono);background:transparent;border:0;width:100%;min-width:0;max-width:110px;outline-offset:3px;text-transform:uppercase}.tool-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:23px}.action-btn{padding:13px 18px;background:var(--ink);color:white;border:1px solid var(--ink);font:700 11px/1.4 var(--mono);text-transform:uppercase;letter-spacing:.05em}.action-btn.alt{background:transparent;color:var(--ink)}.action-btn:hover{background:var(--blue);border-color:var(--blue);color:white}.tool-feedback{padding:12px 0;color:var(--blue);min-height:23px;font:12px/1.5 var(--mono)}.code-output{background:#18231d;color:#ecf2e6;padding:26px;overflow-x:auto;font:13px/1.85 var(--mono);white-space:pre-wrap;margin:0}
@media(max-width:950px){.wrap{width:min(calc(100% - 46px),var(--max))}.nav-links{gap:20px}.hero{padding-top:45px}.hero h1{margin:50px 0 38px}.hero-bottom{gap:26px}.abstract{min-height:300px}.index-grid{grid-template-columns:1fr 1fr}.work-card{min-height:455px}.article-layout{gap:35px}.palette-controls{grid-template-columns:repeat(2,1fr)}}
@media(max-width:690px){.wrap{width:calc(100% - 36px)}.header-inner{min-height:70px}.brand{font-size:21px}.header-right,.nav-links{display:none}.menu{display:block;position:relative}.menu summary{list-style:none;padding:10px;font-size:13px;font-weight:700;border:1px solid var(--line);cursor:pointer}.menu summary::-webkit-details-marker{display:none}.menu-panel{position:absolute;right:0;top:50px;display:grid;gap:0;min-width:205px;background:var(--paper);border:1px solid var(--line);box-shadow:0 14px 28px #18241a1b}.menu-panel a{padding:14px 18px;border-bottom:1px solid var(--line);font-size:14px}.hero h1{font-size:clamp(66px,16vw,110px);letter-spacing:-.095em}.hero-bottom,.grid-two,.index-grid,.article-layout,.footer-inner{grid-template-columns:1fr}.hero{padding-bottom:55px}.hero-intro p{font-size:21px}.abstract{min-height:330px}.band-inner{font-size:9px;letter-spacing:.07em}.band-inner span:nth-of-type(3),.band-inner i:nth-of-type(2){display:none}.section{padding-top:80px}.section-head{display:block}.section-head h2{font-size:51px}.section-head p{margin-top:16px}.work-card{min-height:395px}.art-color,.art-palette{height:200px}.log-item{grid-template-columns:1fr auto;gap:9px}.log-date{grid-column:1/-1}.log-item h3{font-size:22px}.end-cta{padding:40px 26px;margin-top:70px}.end-cta h2{font-size:54px}.page-header{padding:60px 0 45px}.page-header h1{font-size:68px}.footer-inner{gap:22px}.footer-links{justify-content:flex-start}.footer-legal{display:block}.article-layout{padding-top:35px}.aside-box{position:static}.tool-wrap{padding-top:35px}.palette-stage{padding:12px}.swatches{height:auto;grid-template-columns:repeat(2,1fr)}.swatch{height:160px}.palette-controls{gap:8px}.color-control{padding:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}