@charset "UTF-8";
/* 26.02.26 New ver */

/* ══ TOKENS ══ */
*,
*::before,
*::after{
  box-sizing:border-box;
  margin:0;
  padding:0;
}
img,
svg{
  display:block;
  max-width:100%;
}
a{color:inherit}
:root{
  --bg:#f7fbff;
  --bg2:#eef7ff;
  --surface:#ffffff;
  --surface2:#edf7ff;
  --border:#d7e8f7;
  --accent:#0b6fae;
  --accent2:#1674a5;
  --focus:#6d28d9;
  --text:#18324a;
  --muted:#4d687f;
  --dim:#526f88;
  --font:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  --mono:var(--font);
  --sans:var(--font);
  --display:var(--font);
  --px:clamp(1rem,4vw,3rem);
  --nav-h:60px;
}
html{scroll-behavior:smooth}
body{
  min-width:280px;
  overflow-x:hidden;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-weight:300;
  line-height:1.7;
}
/* 키보드 접근성 */
.skip-nav{
  position:fixed;
  top:-100px;
  left:16px;
  z-index:10000;
  padding:.65rem 1rem;
  background:var(--accent);
  color:#fff;
  border-radius:6px;
  text-decoration:none;
  font-weight:700;
  transition:top .2s ease;
}
.skip-nav:focus{top:16px}
:where(a,button):focus-visible{
  outline:3px solid var(--focus);
  outline-offset:3px;
  border-radius:2px;
}
.nav-drawer ul a,footer span{font-weight:700}

/* ══ NAV ══ */
#mainNav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:500;display:flex;justify-content:space-between;align-items:center;padding:0 var(--px);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:rgba(255,255,255,.9);border-bottom:1px solid var(--border)}
.nav-hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;cursor:pointer;background:none;border:none;padding:4px;z-index:301;flex-shrink:0}
.nav-hamburger span{display:block;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s;transform-origin:center}
.nav-hamburger span:nth-child(1){width:24px}.nav-hamburger span:nth-child(2){width:18px}.nav-hamburger span:nth-child(3){width:24px}
.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);width:24px}
.nav-hamburger.open span:nth-child(2){opacity:0}
.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);width:24px}
.nav-drawer{display:none;position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;overflow-y:auto;background:rgba(255,255,255,.98);border-bottom:1px solid var(--border);z-index:490;padding:1.5rem var(--px) 2.5rem;transform:translateY(-10px);opacity:0;transition:transform .3s,opacity .3s;pointer-events:none}
.nav-drawer.open{transform:translateY(0);opacity:1;pointer-events:all}
.nav-drawer ul{list-style:none;display:flex;flex-direction:column}
.nav-drawer ul li{border-bottom:1px solid var(--border)}.nav-drawer ul li:last-child{border-bottom:none}
.nav-drawer ul a{display:block;font-family:var(--mono);font-size:.85rem;color:var(--muted);text-decoration:none;letter-spacing:.12em;text-transform:uppercase;padding:1rem 0;transition:color .2s}
.nav-drawer ul a:hover{color:var(--accent)}

/* ══ FOOTER ══ */
footer{border-top:1px solid var(--border);padding:1.4rem var(--px);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
footer span{font-family:var(--mono);font-size:clamp(.58rem,1.2vw,.67rem);color:var(--dim);letter-spacing:.07em}

/* ══ FADE-UP ══ */
.fade-up.visible{animation:case-reveal .6s ease both}
@keyframes case-reveal{from{opacity:.65;transform:translateY(8px)}to{opacity:1;transform:none}}

/* 사용자 모션 설정 존중 */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,
  *::before,
  *::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .fade-up.visible{animation:none}
}

/* ══ RESPONSIVE ══ */
@media(max-width:1023px){
  :root{--nav-h:56px}
  .nav-hamburger{display:flex}.nav-drawer{display:block}
}

/* ══════════════════════════════════════════════════════════════
   FEATURED PROJECT CASE STUDY — editorial detail page template
   Shared by DAELIM, Wekeep and Logistong detail pages.
   ══════════════════════════════════════════════════════════════ */
.case-study{
  --case-bg:#f4f2ed;
  --case-surface:#faf9f5;
  --case-muted:#e9e6de;
  --case-text:#171717;
  --case-sub:#5f5b55;
  --case-dim:#716c65;
  --case-line:#d0ccc3;
  --case-line-strong:#a9a49a;
  --case-accent:#165ec9;
  --case-dark:#181818;
  --case-inverse:#f6f4ef;
  --case-gutter:clamp(1.25rem,4vw,4rem);
  --case-section:clamp(4.5rem,7vw,7rem);
  background:var(--case-bg);
  color:var(--case-text);
  font-family:var(--font);
  font-weight:400;
  line-height:1.65;
}
.case-study::before{display:none}
.case-study *{box-sizing:border-box}
.case-study img{max-width:100%}
.case-study a{color:inherit}
.case-study :where(section,[id]){scroll-margin-top:6rem}
.case-study :focus-visible{outline:2px solid var(--case-accent);outline-offset:5px}
.case-study .next-case a:focus-visible{outline:3px solid #fff;outline-offset:-8px}
.case-study .case-container{width:min(100% - (var(--case-gutter) * 2),1440px);margin-inline:auto}
.case-study .case-container-wide{width:min(100% - (var(--case-gutter) * 2),1600px);margin-inline:auto}

/* header */
body.case-study #mainNav.case-header{
  position:sticky;top:0;z-index:100;height:72px;padding:0;
  background:rgba(244,242,237,.96);border-bottom:1px solid var(--case-line);
  backdrop-filter:blur(10px);box-shadow:none;
}
.case-header__inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.case-logo{font-size:.75rem;font-weight:700;letter-spacing:.08em;text-decoration:none;white-space:nowrap}
.case-nav{display:flex;align-items:center;gap:clamp(1.5rem,2.5vw,2.75rem)}
.case-nav a{position:relative;font-size:.74rem;font-weight:600;letter-spacing:.02em;text-decoration:none;color:var(--case-sub)}
.case-nav a::after{content:"";position:absolute;right:0;bottom:-.45rem;left:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .25s ease}
.case-nav a:hover{color:var(--case-text)}
.case-nav a:hover::after,.case-nav a:focus-visible::after{transform:scaleX(1);transform-origin:left}
.case-study .nav-hamburger{display:none;color:var(--case-text)}
.case-study .nav-hamburger span{background:currentColor}
body.case-study .nav-drawer{top:72px;background:var(--case-bg);border-bottom:1px solid var(--case-line);box-shadow:none}
body.case-study .nav-drawer ul{padding:1rem 0 1.5rem}
body.case-study .nav-drawer a{font-family:var(--font);font-size:1.1rem;font-weight:600;color:var(--case-text);border-color:var(--case-line);text-transform:none;letter-spacing:-.02em}

/* project hero */
.case-hero{padding:clamp(3rem,7vw,7rem) 0 0}
.case-back{display:inline-block;margin-bottom:clamp(3rem,7vw,6rem);font-size:.72rem;font-weight:650;letter-spacing:.02em;text-decoration:none;color:var(--case-sub)}
.case-back:hover{text-decoration:underline;text-underline-offset:.35em}
.case-hero__heading{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:0 1.5rem;align-items:start}
.case-number{grid-column:1/3;margin:-.06em 0 0;color:var(--case-accent);font-size:clamp(4.5rem,9vw,9rem);font-weight:300;line-height:.8;letter-spacing:-.075em;font-variant-numeric:tabular-nums}
.case-hero__heading>div{grid-column:3/13}
.case-eyebrow,.case-section__index,.boundary-label{margin:0 0 1.4rem;color:var(--case-accent);font-size:.67rem;font-weight:700;line-height:1.3;letter-spacing:.1em;text-transform:uppercase}
.case-hero h1{max-width:12ch;margin:0;font-size:clamp(3.4rem,7.2vw,7.7rem);font-weight:650;line-height:.98;letter-spacing:-.062em;word-break:keep-all}
.case-hero__summary{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:2rem 1.5rem;margin-top:clamp(4rem,7vw,7.5rem);padding-bottom:clamp(3rem,5vw,5rem)}
.case-hero__summary>p{grid-column:3/8;margin:0;font-size:clamp(1.15rem,1.8vw,1.65rem);font-weight:500;line-height:1.55;letter-spacing:-.025em;word-break:keep-all}
.case-meta{grid-column:8/13;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.75rem 1.25rem;margin:0}
.case-meta div{padding-top:.85rem;border-top:1px solid var(--case-line-strong)}
.case-meta dt{margin-bottom:.35rem;color:var(--case-dim);font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.case-meta dd{margin:0;font-size:.87rem;font-weight:550;line-height:1.45;word-break:keep-all}
.case-hero__visual{margin-bottom:0;background:#d8d5ce}
.case-hero__visual img{display:block;width:100%;height:auto;aspect-ratio:1600/792;object-fit:cover}
.case-study--wekeep .case-hero__visual img{aspect-ratio:1600/763;object-position:center top}
.case-study--logistong .case-hero__visual img{aspect-ratio:16/9;object-position:center top}
.case-hero__visual figcaption,.screen-figure figcaption{display:flex;justify-content:space-between;gap:1rem;margin:0;padding:.85rem 0;color:#514c46;font-size:.75rem;border-bottom:1px solid var(--case-line)}

/* shared section structure */
.case-section{padding:var(--case-section) 0;border-bottom:1px solid var(--case-line)}
.case-section--muted{background:var(--case-muted)}
.case-section--dark{background:var(--case-dark);color:var(--case-inverse);border-color:#333}
.case-section__grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:3rem 1.5rem}
.case-section__heading{grid-column:1/6}
.case-section__heading--wide{max-width:62rem}
.case-section__heading h2{max-width:12ch;margin:0;font-size:clamp(2.2rem,4.4vw,4.8rem);font-weight:620;line-height:1.08;letter-spacing:-.05em;word-break:keep-all}
.case-section__heading--wide h2{max-width:none}
.case-section__heading--wide>p:last-child{max-width:48rem;margin:1.5rem 0 0;color:var(--case-sub);font-size:1rem;word-break:keep-all}
.case-section__content{grid-column:6/13;max-width:55rem}
.case-section__content>p:not(.case-lead){max-width:45rem;margin:1.5rem 0 0;color:var(--case-sub);word-break:keep-all}
.case-lead{margin:0;font-size:clamp(1.3rem,2.3vw,2rem);font-weight:530;line-height:1.5;letter-spacing:-.035em;word-break:keep-all}
.case-section--dark .case-section__index{color:#74a8f4}
.case-section--dark p{color:#bdb9b2}

/* overview */
.overview-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin:clamp(3rem,5vw,5rem) 0 0}
.overview-facts div{padding-top:1rem;border-top:1px solid var(--case-line-strong)}
.overview-facts dt{margin-bottom:.6rem;color:var(--case-dim);font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.overview-facts dd{margin:0;font-size:.9rem;font-weight:570;line-height:1.5;word-break:keep-all}

/* context / challenge */
.challenge-list{grid-column:6/13;margin:0;padding:0;list-style:none}
.challenge-list li{display:grid;grid-template-columns:4rem 1fr;gap:1rem;padding:2rem 0;border-top:1px solid #414141}
.challenge-list li:first-child{padding-top:0;border-top:0}
.challenge-list span,.process-list>li>span{color:#74a8f4;font-size:.72rem;font-weight:700;font-variant-numeric:tabular-nums}
.challenge-list h3,.process-list h3,.role-boundary h3{margin:0 0 .65rem;font-size:clamp(1.15rem,1.8vw,1.45rem);font-weight:620;letter-spacing:-.025em}
.challenge-list p{max-width:39rem;margin:0;font-size:.94rem;word-break:keep-all}

/* role boundary */
.role-boundary{grid-column:6/13;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--case-line-strong);border-bottom:1px solid var(--case-line-strong)}
.role-boundary>section{padding:2rem clamp(1.5rem,3vw,3rem) 2.5rem 0}
.role-boundary>section+section{padding-right:0;padding-left:clamp(1.5rem,3vw,3rem);border-left:1px solid var(--case-line)}
.role-boundary ul{margin:1.5rem 0 0;padding:0;list-style:none}
.role-boundary li{position:relative;padding:.52rem 0 .52rem 1rem;color:var(--case-sub);font-size:.9rem;word-break:keep-all}
.role-boundary li::before{content:"";position:absolute;top:1.02rem;left:0;width:4px;height:4px;background:var(--case-accent);border-radius:50%}
.role-boundary section>p:not(.boundary-label){margin:1.5rem 0 0;color:var(--case-sub);font-size:.9rem;word-break:keep-all}
.role-boundary .boundary-note{padding-top:1.5rem;border-top:1px solid var(--case-line)}

/* approach */
.process-list{grid-column:6/13;margin:0;padding:0;list-style:none;border-top:1px solid var(--case-line-strong)}
.process-list li{display:grid;grid-template-columns:3.5rem 1fr;gap:1rem;padding:1.7rem 0;border-bottom:1px solid var(--case-line)}
.process-list>li>span{color:var(--case-accent)}
.process-list p{max-width:38rem;margin:0;color:var(--case-sub);font-size:.9rem;word-break:keep-all}

/* result / evidence */
.result-list{margin:2.5rem 0 0;padding:0;list-style:none;border-top:1px solid var(--case-line-strong)}
.result-list li{padding:1.1rem 0;border-bottom:1px solid var(--case-line);font-size:.92rem;word-break:keep-all}
.result-list li::before{content:"→";display:inline-block;width:2rem;color:var(--case-accent)}
/* stack */
.stack-list{grid-column:6/13;margin:0}
.stack-list div{display:grid;grid-template-columns:11rem 1fr;gap:1.5rem;padding:1.4rem 0;border-top:1px solid var(--case-line-strong)}
.stack-list div:last-child{border-bottom:1px solid var(--case-line-strong)}
.stack-list dt{color:#57524b;font-size:.67rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.stack-list dd{margin:0;font-size:.94rem;font-weight:550;word-break:keep-all}

/* screenshots */
.case-screens{border-bottom:1px solid var(--case-line)}
.screen-list{display:grid;gap:clamp(5rem,9vw,9rem);margin-top:clamp(2rem,4vw,4rem)}
.screen-figure{margin:0}
.screen-figure:nth-child(2){width:83.333%;margin-left:auto}
.screen-figure--portrait{width:min(100%,32rem);margin-left:auto}
.screen-figure img{display:block;width:100%;height:auto;background:#d8d5ce}
.screen-figure figcaption span{color:var(--case-accent);font-weight:700;letter-spacing:.06em;text-transform:uppercase}

/* next / footer */
.next-case{background:var(--case-accent);color:#fff}
.next-case a{display:grid;grid-template-columns:1fr auto;grid-template-areas:"label arrow" "title arrow";align-items:center;gap:.7rem 2rem;padding-top:clamp(3.5rem,7vw,7rem);padding-bottom:clamp(3.5rem,7vw,7rem);text-decoration:none}
.next-case span{grid-area:label;font-size:.75rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase}
.next-case strong{grid-area:title;font-size:clamp(2rem,5vw,5.5rem);font-weight:570;line-height:1.08;letter-spacing:-.05em;word-break:keep-all}
.next-case i{grid-area:arrow;font-size:clamp(2rem,5vw,4.5rem);font-style:normal;transition:transform .25s ease}
.next-case a:hover i{transform:translateX(.35em)}
.case-footer{padding:1.5rem 0;background:var(--case-dark);color:#aaa69f;border-top:1px solid #303030}
.case-footer .case-container{display:flex;justify-content:space-between;gap:1rem}
.case-footer p,.case-footer a{margin:0;font-size:.68rem;text-decoration:none}
.case-footer a:hover{color:#fff;text-decoration:underline;text-underline-offset:.3em}

@media(max-width:1023px){
  body.case-study #mainNav.case-header{height:60px}
  .case-study .case-nav{display:none}
  .case-study .nav-hamburger{display:flex}
  body.case-study .nav-drawer{top:60px}
  .case-number{grid-column:1/3}
  .case-hero__heading>div{grid-column:3/13}
  .case-hero__summary>p{grid-column:3/9}
  .case-meta{grid-column:3/13;margin-top:1rem}
  .case-section__heading{grid-column:1/5}
  .case-section__content,.challenge-list,.role-boundary,.process-list,.stack-list{grid-column:5/13}
}

@media(max-width:767px){
  .case-study{--case-section:3.75rem;--case-gutter:1.25rem}
  .case-logo{font-size:.69rem}
  .case-study .nav-hamburger{width:44px;height:44px;padding:8px}
  .case-hero{padding-top:2rem}
  .case-back{display:inline-flex;align-items:center;min-height:44px;margin-bottom:3rem;padding-block:.5rem}
  .case-hero__heading{display:block}
  .case-number{margin:0 0 2rem;font-size:3.5rem;line-height:.8}
  .case-eyebrow{margin-bottom:1rem}
  .case-hero h1{font-size:clamp(2.5rem,12vw,3.7rem);line-height:1.05}
  .case-hero h1 br{display:block}
  .case-hero__summary{display:block;margin-top:3rem;padding-bottom:2.5rem}
  .case-hero__summary>p{font-size:1.0625rem;line-height:1.65}
  .case-meta{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem .9rem;margin-top:2.5rem}
  .case-meta div{min-height:4.8rem}
  .case-hero__visual{width:100%}
  .case-hero__visual img{aspect-ratio:auto}
  .case-study--wekeep .case-hero__visual img,
  .case-study--logistong .case-hero__visual img{aspect-ratio:auto}
  .case-hero__visual figcaption{padding-inline:var(--case-gutter)}
  .case-section__grid{display:block}
  .case-section__heading{margin-bottom:2.75rem}
  .case-section__heading h2{font-size:clamp(2rem,9vw,2.75rem);line-height:1.12}
  .case-section__content{max-width:none}
  .overview-facts{grid-template-columns:1fr;margin-top:3.5rem}
  .overview-facts div{padding:1rem 0}
  .challenge-list li{grid-template-columns:2.5rem 1fr;padding:1.6rem 0}
  .role-boundary{grid-template-columns:1fr}
  .role-boundary>section{padding:1.75rem 0 2rem}
  .role-boundary>section+section{padding:2rem 0;border-top:1px solid var(--case-line);border-left:0}
  .process-list li{grid-template-columns:2.5rem 1fr}
  .stack-list div{grid-template-columns:1fr;gap:.5rem}
  .screen-list{gap:3.75rem;margin-top:3rem}
  .screen-figure:nth-child(2){width:100%}
  .screen-figure--portrait{width:min(100%,28rem);margin-inline:auto}
  .screen-figure figcaption{display:block;line-height:1.6}
  .screen-figure figcaption span{display:block;margin-bottom:.2rem}
  .next-case a{grid-template-columns:1fr auto;padding-top:4rem;padding-bottom:4rem}
  .next-case strong{font-size:clamp(1.9rem,8.5vw,2.75rem);line-height:1.15}
  .case-footer .case-container{display:block}
  .case-footer a{display:inline-flex;align-items:center;min-height:44px;margin-top:.35rem;padding-block:.5rem}
  .challenge-list p,.role-boundary li,.role-boundary section>p:not(.boundary-label),
  .process-list p,.result-list li{font-size:.95rem;line-height:1.7}
  .fade-up.visible{animation:none}
}

@media(max-width:479px){
  .case-meta{grid-template-columns:repeat(2,minmax(0,1fr))}
  .case-meta div{min-height:0}
  .case-hero__visual figcaption{display:block}
  .next-case i{font-size:2rem}
}

@media(prefers-reduced-motion:reduce){
  .case-nav a::after,.next-case i{transition:none}
}