:root{--bg:#f4f3ef;--ink:#111;--muted:#77736d;--line:#d7d4cc;--accent:#ff5a24;--pad:max(24px,4.5vw);--card:360px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Pretendard,Arial,sans-serif;overflow-x:hidden}img,video{display:block}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}.site-header{position:fixed;inset:0 0 auto;height:68px;padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between;background:rgba(244,243,239,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);z-index:100}.wordmark{font-size:12px;font-weight:800;letter-spacing:.17em}.site-header nav{display:flex;gap:24px;font-size:11px}.site-header nav a:hover{color:var(--accent)}.menu{display:none;border:0;background:none}.menu span{display:block;width:23px;height:1px;background:#111;margin:6px}.hero{min-height:92svh;padding:110px var(--pad) 42px;display:flex;flex-direction:column;justify-content:space-between;border-bottom:1px solid var(--line)}.hero-top,.hero-bottom{display:flex;justify-content:space-between;align-items:flex-end;font-size:11px;letter-spacing:.13em}.hero-bottom p{font-size:14px;letter-spacing:0;line-height:1.7}.hero-bottom a{border-bottom:1px solid #111;padding-bottom:5px}.hero h1{font-size:clamp(88px,15vw,230px);line-height:.73;letter-spacing:-.085em;margin:40px 0;font-weight:760}.hero h1 em{font-family:Georgia,serif;font-weight:400;color:var(--accent)}.about{padding:120px var(--pad);display:grid;grid-template-columns:1fr 3.3fr;gap:40px;border-bottom:1px solid var(--line)}.about-label{font-size:11px;letter-spacing:.17em}.about h2{font-size:clamp(36px,5vw,72px);line-height:1.06;letter-spacing:-.05em;margin:0}.about>div>p{max-width:760px;color:var(--muted);line-height:1.9;margin:36px 0}.about ul{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}.about li{border:1px solid var(--line);border-radius:99px;padding:8px 13px;font-size:11px}
.portfolio-section{position:relative;padding:105px 0 120px;border-bottom:1px solid var(--line);overflow:hidden}.section-index{position:absolute;right:var(--pad);top:116px;font-size:11px;color:var(--muted)}.sticky-info{position:relative;display:grid;grid-template-columns:1fr minmax(260px,.7fr);gap:40px;padding:0 var(--pad);margin:0 0 40px}.info-kicker{position:absolute;left:var(--pad);top:-24px;font-size:10px;letter-spacing:.16em;color:var(--accent);margin:0}.sticky-info>h2{font-size:clamp(48px,7vw,105px);line-height:.88;letter-spacing:-.067em;margin:0}.section-intro{font-size:13px;line-height:1.75;color:var(--muted);margin:5px 55px 0 0;max-width:460px;align-self:end}.active-info,.info-tags{display:none}
.gallery-wrap{position:relative;width:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;cursor:grab;touch-action:pan-y;padding-bottom:10px}.gallery-wrap:active{cursor:grabbing}.gallery-wrap::-webkit-scrollbar{display:none}.gallery-wrap:after{content:'AUTO SCROLL · DRAG TO EXPLORE';position:absolute;right:var(--pad);top:0;font-size:9px;letter-spacing:.14em;color:var(--muted);pointer-events:none}.gallery{display:flex;gap:18px;width:max-content;padding:28px var(--pad) 0;will-change:transform}.project-item{flex:0 0 var(--card);width:var(--card)}.thumb{position:relative;width:var(--card);height:calc(var(--card)*.75);aspect-ratio:4/3;background:#e5e2da;overflow:hidden;border:1px solid #dedbd3;cursor:pointer}.thumb img,.thumb video{display:block;width:100%;height:100%;max-width:none;object-fit:cover;object-position:center top;transition:transform .4s ease}.project-item:hover .thumb img,.project-item:hover .thumb video{transform:scale(1.018)}.thumb-meta{display:grid;grid-template-columns:28px 1fr;align-items:center;padding-top:12px}.thumb-meta span{font-size:10px;color:var(--muted)}.thumb-meta h3{font-size:13px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.play-toggle{border:0;background:none;font-size:10px;text-transform:uppercase;letter-spacing:.1em;cursor:pointer}.play-toggle{position:absolute;right:12px;bottom:12px;background:rgba(244,243,239,.93);padding:8px 11px;border-radius:99px;z-index:2}

/* Motion & Video uses vertical 9:16 thumbnails. */
#motion .thumb{height:auto;aspect-ratio:9/16}
#motion .thumb img,#motion .thumb video{width:100%;height:100%;object-fit:cover;object-position:center top}
.thumb::after{content:"Click image";position:absolute;left:12px;bottom:12px;padding:7px 10px;border-radius:999px;background:rgba(244,243,239,.92);font-size:9px;letter-spacing:.1em;text-transform:uppercase;opacity:0;transform:translateY(4px);transition:.25s;pointer-events:none}
.project-item:hover .thumb::after{opacity:1;transform:none}

.footer{min-height:72svh;padding:100px var(--pad) 38px;background:#111;color:#f7f7f3;display:flex;flex-direction:column;justify-content:space-between}.footer>p{font-size:10px;letter-spacing:.17em}.footer h2{font-size:clamp(70px,13vw,190px);line-height:.78;letter-spacing:-.085em;margin:60px 0}.footer>div{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.12em}
.viewer{position:fixed;inset:0;background:#f4f3ef;z-index:300;display:none;grid-template-columns:minmax(360px,40vw) minmax(0,1fr);overflow:hidden}.viewer.open{display:grid}.viewer-close{position:fixed;right:24px;top:20px;border:1px solid #111;background:#f4f3ef;border-radius:99px;padding:9px 15px;cursor:pointer;z-index:4}.viewer-media{height:100vh;overflow-y:auto;overflow-x:hidden;padding:70px 24px 80px;background:#e8e6df;scrollbar-gutter:stable}.viewer-media img,.viewer-media video{display:block;width:100%;height:auto;max-width:620px;margin:0 auto;background:#fff}.viewer-media video{min-height:auto}.viewer aside{height:100vh;padding:80px clamp(44px,5vw,88px) 48px;border-left:1px solid var(--line);background:#f4f3ef;overflow-y:auto}.viewer-category{font-size:10px;letter-spacing:.14em;color:var(--accent)}.viewer aside h2{font-size:clamp(40px,4.2vw,68px);line-height:1.02;letter-spacing:-.045em;margin:20px 0 44px;max-width:760px}.viewer-details{margin:0}.viewer-details>div{padding:26px 0;border-top:1px solid var(--line)}.viewer-details dt{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}.viewer-details dd{margin:0;font-size:15px;line-height:1.85;max-width:760px}.viewer-desc{color:#57534e}
@media(max-width:900px){:root{--card:330px}.site-header nav{position:fixed;inset:68px 0 0;background:var(--bg);display:none;flex-direction:column;padding:40px var(--pad);font-size:25px}.site-header nav.open{display:flex}.menu{display:block}.hero h1{font-size:20vw}.hero-bottom{align-items:flex-start;flex-direction:column;gap:25px}.about{grid-template-columns:1fr}.sticky-info{grid-template-columns:1fr;gap:18px}.section-intro{margin:0;max-width:620px}.viewer{grid-template-columns:1fr}.viewer-media{height:calc(100vh - 270px);padding:64px 14px 40px}.viewer aside{position:fixed;left:0;right:0;bottom:0;top:auto;height:270px;border-left:0;border-top:1px solid var(--line);padding:22px 20px;z-index:2}.viewer aside h2{font-size:24px;margin:8px 0 16px}.viewer-details{display:grid;grid-template-columns:1fr 1fr}.viewer-details>div:last-child{grid-column:1/-1}.viewer-details>div{padding:10px 12px 10px 0}.viewer-close{right:14px;top:14px}}
@media(max-width:520px){:root{--card:78vw}.hero{min-height:82svh}.hero h1{font-size:22vw}.about{padding:90px 18px}.portfolio-section{padding:82px 0 90px}.sticky-info{padding:0 18px;margin-bottom:28px}.info-kicker{left:18px}.gallery{padding-left:18px;padding-right:18px;gap:12px}.thumb-meta{grid-template-columns:28px 1fr}.footer>div{gap:12px;flex-wrap:wrap}.viewer-details dd{font-size:12px}}

.viewer.open{display:grid!important;visibility:visible!important;opacity:1!important}
.viewer-media{scroll-behavior:smooth}
.viewer aside{position:relative}
.viewer-details dd:empty::after{content:'내용을 준비 중입니다.';color:#8a867f}
.thumb{user-select:none;-webkit-user-drag:none}
.thumb img,.thumb video{pointer-events:none}
.play-toggle{pointer-events:auto}
@media(max-width:900px){.viewer.open{display:grid!important}.viewer{overflow:auto}.viewer-media{overflow-y:auto}.viewer aside{overflow-y:auto}}
.gallery-wrap{-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}
@media(max-width:900px){.gallery-wrap:after{content:'AUTO SCROLL · SWIPE TO EXPLORE'}}

/* v10 mobile interaction and viewer refinements */
@media(max-width:900px){
  .site-header{background:#f4f3ef;backdrop-filter:none}
  .site-header nav{
    position:fixed;
    inset:0;
    z-index:110;
    min-height:100dvh;
    padding:110px 24px 40px;
    background:#f4f3ef;
    border:0;
    overflow-y:auto;
  }
  .site-header nav.open{display:flex}
  .menu{position:relative;z-index:120;width:40px;height:40px;padding:5px}
  .menu span{transition:transform .25s ease,opacity .25s ease}
  .menu.open span:first-child{transform:translateY(3.5px) rotate(45deg)}
  .menu.open span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
  body.menu-open{overflow:hidden}
  .gallery-wrap{touch-action:pan-y;scroll-snap-type:none}

  .viewer.short-media .viewer-media{
    height:auto;
    max-height:100vh;
    align-self:start;
    padding-bottom:18px;
    background:transparent;
    overflow:visible;
  }
  .viewer.short-media .viewer-media img,
  .viewer.short-media .viewer-media video{margin-bottom:0}
}