:root{
    --charcoal:#2B2A26;
    --sand:#C9B79C;
    --ivory:#F7F4EE;
    --taupe:#A6957D;
    --linen:#EFE9DF;
    --charcoal-70: rgba(43,42,38,.7);
    --charcoal-40: rgba(43,42,38,.4);
    --ivory-70: rgba(247,244,238,.7);
    --serif: 'Cormorant Garamond', serif;
    --sans: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    font-family:var(--sans);
    background:var(--ivory);
    color:var(--charcoal);
    overflow-x:hidden;
  }
  a{color:inherit;text-decoration:none;}
  ::selection{background:var(--sand);color:var(--charcoal);}

  .eyebrow{
    font-family:var(--sans);
    font-size:12px;
    letter-spacing:.28em;
    text-transform:uppercase;
    color:var(--taupe);
    font-weight:600;
  }

  /* ---------- HEADER ---------- */
  header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    display:flex;align-items:center;justify-content:space-between;
    padding:26px 5vw;
    color:var(--charcoal);
    font-weight:600;
    background:linear-gradient(to bottom, rgba(247,244,238,.82) 0%, rgba(247,244,238,.55) 70%, rgba(247,244,238,0) 100%);
    transition:padding .4s ease, background .3s ease;
  }
  header.scrolled{padding:16px 5vw;background:rgba(247,244,238,.96);box-shadow:0 1px 0 var(--linen);}
  .logo{
    display:flex;align-items:center;
  }
  .logo-mark{
    width:150px;height:65px;
    background-color:currentColor;
    -webkit-mask:url('../assets/images/logo.png') no-repeat center / contain;
    mask:url('../assets/images/logo.png') no-repeat center / contain;
    transition:width .4s ease, height .4s ease, opacity .3s ease;
    opacity:0;
  }
  header.scrolled .logo-mark{width:120px;height:52px;opacity:1;}
  nav{display:flex;gap:40px;align-items:center;}
  nav a{
    font-size:12px;
    letter-spacing:.18em;
    text-transform:uppercase;
    font-weight:600;
    position:relative;
    padding-bottom:4px;
  }
  nav a::after{
    content:'';position:absolute;left:0;bottom:0;width:0;height:1px;
    background:currentColor;transition:width .3s ease;
  }
  nav a:hover::after{width:100%;}
  .header-social{display:flex;gap:18px;}
  .header-social a{font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.85;}
  .nav-toggle{display:none;}

  /* ---------- HERO ---------- */
  .hero{
    position:relative;
    height:100vh;min-height:680px;
    display:flex;flex-direction:column;justify-content:flex-end;
    padding:0 5vw 70px;
    background:
      linear-gradient(180deg, rgba(18,17,15,.10) 0%, rgba(18,17,15,.02) 35%, rgba(14,13,11,.42) 100%),
      url('../assets/images/naritjae2-duplex.jpg') center 30%/cover no-repeat;
    color:var(--ivory);
    overflow:hidden;
  }
  .hero::before{
    content:'';
    position:absolute;inset:0;
    background-image:
      repeating-linear-gradient(90deg, rgba(247,244,238,.04) 0 1px, transparent 1px 120px);
    opacity:.5;
  }
  .hero-logo{
    position:absolute;top:50px;left:5vw;z-index:3;
    width:190px;height:82px;
    background-color:#000000;
    -webkit-mask:url('../assets/images/logo-white.png') no-repeat center / contain;
    mask:url('../assets/images/logo-white.png') no-repeat center / contain;
    filter:drop-shadow(0 2px 10px rgba(255,255,255,.5));
  }
  .badge{
    position:absolute;top:158px;left:5vw;
    display:flex;align-items:center;gap:10px;
    font-size:11.5px;letter-spacing:.06em;color:var(--ivory);
    text-shadow:0 2px 6px rgba(0,0,0,.85), 0 4px 20px rgba(0,0,0,.6);
  }
  .badge .dot{
    width:16px;height:16px;border-radius:50%;
    border:1px solid var(--sand);
    display:flex;align-items:center;justify-content:center;
    font-size:9px;color:var(--sand);
  }
  .hero-content{max-width:900px;position:relative;z-index:2;}
  .hero-eyebrow{
    font-size:12px;letter-spacing:.3em;text-transform:uppercase;
    color:var(--sand);font-weight:600;margin-bottom:22px;
    text-shadow:0 2px 6px rgba(0,0,0,.85), 0 4px 20px rgba(0,0,0,.6);
  }
  h1.hero-title{
    font-family:var(--serif);
    font-weight:400;
    font-size:clamp(46px, 8vw, 96px);
    line-height:1.02;
    letter-spacing:-.01em;
    text-shadow:0 2px 8px rgba(0,0,0,.9), 0 6px 30px rgba(0,0,0,.65);
  }
  h1.hero-title em{
    font-style:italic;font-weight:300;color:var(--sand);
  }
  .hero-sub{
    margin-top:28px;
    font-size:16px;line-height:1.9;
    color:var(--ivory);
    max-width:480px;
    font-weight:400;
    text-shadow:0 2px 6px rgba(0,0,0,.85), 0 4px 22px rgba(0,0,0,.6);
  }
  .hero-meta{
    margin-top:46px;display:flex;align-items:center;gap:28px;
    font-size:12px;letter-spacing:.18em;color:var(--ivory);
    text-shadow:0 2px 6px rgba(0,0,0,.85), 0 4px 20px rgba(0,0,0,.6);
  }
  .hero-meta .sep{width:24px;height:1px;background:var(--taupe);}
  .scroll-cue{
    position:absolute;bottom:36px;right:5vw;
    display:flex;flex-direction:column;align-items:center;gap:10px;
    font-size:10px;letter-spacing:.3em;color:var(--ivory);
    text-shadow:0 2px 6px rgba(0,0,0,.85), 0 4px 20px rgba(0,0,0,.6);
  }
  .scroll-cue .line{width:1px;height:44px;background:linear-gradient(var(--ivory-70), transparent);animation:scrollmove 1.8s ease-in-out infinite;}
  @keyframes scrollmove{0%{transform:scaleY(0);transform-origin:top;}50%{transform:scaleY(1);transform-origin:top;}51%{transform-origin:bottom;}100%{transform:scaleY(0);transform-origin:bottom;}}

  /* ---------- SECTION SHELL ---------- */
  section{padding:150px 5vw;position:relative;}
  .section-head{margin-bottom:70px;}
  .section-head h2{
    font-family:var(--serif);
    font-weight:400;
    font-size:clamp(32px,4.4vw,52px);
    line-height:1.28;
    margin-top:18px;
    letter-spacing:-.01em;
  }
  .section-head .eyebrow{margin-bottom:0;}
  .section-top-row{
    display:flex;justify-content:space-between;align-items:flex-end;
    flex-wrap:wrap;gap:20px;
  }
  .view-all{
    font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:600;
    color:var(--charcoal);border-bottom:1px solid var(--charcoal);padding-bottom:3px;
  }

  /* ---------- ABOUT ---------- */
  .about{background:var(--ivory);}
  .about-grid{
    display:grid;grid-template-columns:1fr 1px 1fr;gap:60px;
  }
  .about-grid .rule{background:var(--linen);}
  .about-copy p{
    font-size:16.5px;line-height:2.05;color:var(--charcoal-70);
    margin-bottom:24px;font-weight:400;
  }
  .about-copy p:last-child{margin-bottom:0;}
  .about-copy strong{color:var(--charcoal);font-weight:600;}
  .about-side{display:flex;flex-direction:column;justify-content:space-between;}
  .about-quote{
    font-family:var(--serif);font-style:italic;font-weight:400;
    font-size:clamp(24px,2.6vw,30px);line-height:1.5;color:var(--charcoal);
  }

  /* ---------- PORTFOLIO ---------- */
  .portfolio{background:var(--linen);}
  .work-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:2px;
    background:var(--charcoal-40);
  }
  .work-card{
    position:relative;aspect-ratio:4/5;overflow:hidden;
    background:linear-gradient(150deg,#B8A98C,#8E7F66);
    background-size:cover;background-position:center;
    display:flex;align-items:flex-end;padding:26px;
    cursor:pointer;
  }
  .work-card:hover{filter:brightness(1.05);}
  .work-card img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;
    transition:transform .6s ease;
  }
  .work-card:hover img{transform:scale(1.05);}
  .work-card:nth-child(2){background:linear-gradient(150deg,#9C8E76,#3B382F);}
  .work-card:nth-child(3){background:linear-gradient(150deg,#D8CBB0,#A6957D);}
  .work-card:nth-child(4){background:linear-gradient(150deg,#6E6455,#2B2A26);}
  .work-card:nth-child(5){background:linear-gradient(150deg,#C9B79C,#7A6E58);}
  .work-card:nth-child(6){background:linear-gradient(150deg,#41392E,#7A6E58);}
  .work-card::after{
    content:'';position:absolute;inset:0;
    background:linear-gradient(to top, rgba(20,19,16,.72), transparent 55%);
  }
  .work-info{position:relative;z-index:2;color:var(--ivory);}
  .work-info .tag{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--sand);margin-bottom:8px;display:block;}
  .work-info .name{font-family:var(--serif);font-size:22px;font-weight:500;}
  .work-info .loc{font-size:11.5px;color:var(--ivory-70);margin-top:4px;}

  .work-pagination{
    display:flex;justify-content:center;align-items:center;gap:14px;
    margin-top:56px;
  }
  .page-num{
    width:40px;height:40px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    font-family:var(--serif);font-size:16px;color:var(--charcoal-70);
    background:transparent;border:1px solid transparent;
    cursor:pointer;transition:all .25s ease;
  }
  .page-num:hover{border-color:var(--taupe);color:var(--charcoal);}
  .page-num.active{background:var(--charcoal);color:var(--ivory);}

  /* ---------- PROJECT MODAL ---------- */
  .work-card[data-project]{cursor:pointer;}
  .project-modal{
    position:fixed;inset:0;z-index:1000;
    display:none;align-items:flex-start;justify-content:center;
    padding:60px 5vw;overflow-y:auto;
  }
  .project-modal.open{display:flex;}
  .project-modal-backdrop{
    position:fixed;inset:0;background:rgba(24,23,20,.88);
  }
  .project-modal-panel{
    position:relative;background:var(--ivory);
    width:100%;max-width:820px;
    padding:60px clamp(24px,4vw,64px) 80px;
    animation:modalIn .35s ease;
  }
  @keyframes modalIn{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}
  .project-modal-close{
    position:absolute;top:24px;right:24px;
    width:40px;height:40px;border-radius:50%;
    background:transparent;border:1px solid var(--taupe);color:var(--charcoal);
    font-size:15px;cursor:pointer;
  }
  .project-modal-close:hover{background:var(--charcoal);color:var(--ivory);border-color:var(--charcoal);}
  .project-modal-header{border-bottom:1px solid var(--linen);padding-bottom:32px;margin-bottom:40px;}
  .project-modal-tag{
    font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--taupe);font-weight:700;
  }
  .project-modal-header h3{
    font-family:var(--serif);font-weight:500;font-size:clamp(28px,3.6vw,40px);margin-top:14px;
  }
  .project-modal-loc{font-size:13px;color:var(--charcoal-70);margin-top:8px;}
  .project-modal-images{display:flex;flex-direction:column;gap:22px;}
  .project-modal-images img{width:100%;display:block;}
  .project-modal-empty{font-size:14px;color:var(--charcoal-40);font-style:italic;}

  /* ---------- PROCESS ---------- */
  .process{background:var(--ivory);}
  .process-points{
    display:grid;grid-template-columns:repeat(3,1fr);
    border-top:1px solid var(--linen);border-bottom:1px solid var(--linen);
    margin-bottom:90px;
  }
  .point{padding:44px 40px;position:relative;}
  .point + .point::before{
    content:'';position:absolute;left:0;top:44px;bottom:44px;width:1px;background:var(--linen);
  }
  .point-pill{
    display:inline-block;background:var(--charcoal);color:var(--ivory);
    font-size:11.5px;font-weight:700;letter-spacing:.08em;
    padding:9px 20px;border-radius:999px;margin-bottom:20px;
  }
  .point p{font-size:15px;line-height:1.85;color:var(--charcoal-70);}
  .process-tagline{
    text-align:center;
    font-family:var(--serif);font-weight:400;
    font-size:clamp(22px,3vw,34px);line-height:1.5;
    max-width:760px;margin:0 auto 100px;color:var(--charcoal);
  }
  .process-tagline em{font-style:italic;color:var(--taupe);}
  .process-steps{
    display:grid;grid-template-columns:repeat(5,1fr);gap:24px;
  }
  .step{display:flex;flex-direction:column;align-items:center;text-align:center;}
  .step-circle{
    width:112px;height:112px;border-radius:50%;
    background:var(--charcoal);
    display:flex;align-items:center;justify-content:center;
    position:relative;margin-bottom:22px;
  }
  .step-circle svg{width:30px;height:30px;stroke:var(--sand);}
  .step-num{
    font-family:var(--serif);font-style:italic;font-size:13px;color:var(--sand);
    letter-spacing:.04em;margin-bottom:8px;
  }
  .step-label{font-size:14px;font-weight:600;color:var(--charcoal);}
  .step-connector{
    grid-column:span 5;
  }

  /* ---------- CONTACT ---------- */
  .contact{background:var(--linen);}
  .contact-top h2{
    font-family:var(--serif);font-weight:400;font-size:clamp(32px,4.6vw,56px);
    line-height:1.3;max-width:640px;
  }
  .contact-cols{
    margin-top:64px;
    display:grid;grid-template-columns:1.1fr 1fr;gap:60px;
  }
  .contact-list{display:flex;flex-direction:column;gap:26px;}
  .contact-row{
    display:flex;gap:22px;align-items:baseline;
    border-bottom:1px solid var(--taupe);padding-bottom:22px;
  }
  .contact-row .k{
    font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--taupe);
    width:110px;flex-shrink:0;font-weight:700;
  }
  .contact-row .v{font-size:17px;color:var(--charcoal);}
  .contact-row .v a{color:var(--charcoal);border-bottom:1px solid var(--taupe);padding-bottom:1px;transition:color .2s ease,border-color .2s ease;}
  .contact-row .v a:hover{color:var(--taupe);border-color:var(--charcoal);}
  .contact-row .v.placeholder{color:var(--charcoal-40);font-style:italic;font-size:14px;}
  .contact-cta{display:flex;flex-direction:column;gap:16px;align-items:flex-start;justify-content:center;}
  .btn{
    display:inline-flex;align-items:center;gap:12px;
    padding:18px 30px;font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;
  }
  .btn-primary{background:var(--charcoal);color:var(--ivory);}
  .btn-primary:hover{background:#413F38;}
  .btn-outline{border:1px solid var(--charcoal);color:var(--charcoal);}
  .btn-outline:hover{background:var(--charcoal);color:var(--ivory);}

  /* ---------- FOOTER ---------- */
  footer{
    background:var(--charcoal);color:var(--ivory-70);
    padding:56px 5vw 30px;
    display:flex;flex-direction:column;gap:24px;
  }
  .footer-top{
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;
    border-bottom:1px solid rgba(247,244,238,.15);padding-bottom:30px;
  }
  .footer-logo{width:135px;height:58px;background-color:var(--ivory);-webkit-mask:url('../assets/images/logo.png') no-repeat center / contain;mask:url('../assets/images/logo.png') no-repeat center / contain;}
  .footer-links{display:flex;gap:26px;font-size:12px;letter-spacing:.1em;}
  .footer-bottom{
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
    font-size:11.5px;letter-spacing:.02em;color:var(--ivory-70);
  }

  /* reveal on scroll */
  .reveal{opacity:0;transform:translateY(28px);transition:opacity .9s ease, transform .9s ease;}
  .reveal.in{opacity:1;transform:translateY(0);}

  @media (max-width:900px){
    nav, .header-social{display:none;}
    .about-grid{grid-template-columns:1fr;}
    .about-grid .rule{display:none;}
    .work-grid{grid-template-columns:repeat(2,1fr);}
    .process-points{grid-template-columns:1fr;}
    .point + .point::before{display:none;}
    .point{border-bottom:1px solid var(--linen);}
    .process-steps{grid-template-columns:repeat(2,1fr);row-gap:40px;}
    .contact-cols{grid-template-columns:1fr;}
    section{padding:100px 6vw;}
    .hero-logo{width:140px;height:60px;top:36px;}
    .badge{top:120px;font-size:11px;}
  }
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    .reveal{transition:none;opacity:1;transform:none;}
    .scroll-cue .line{animation:none;}
  }