:root{
    --ink-950:#14161A;
    --ink-900:#191B20;
    --ink-800:#1D2025;
    --ink-700:#2A2E34;
    --steel-600:#5B6472;
    --steel-500:#7A8492;
    --steel-400:#A2AAB4;
    --steel-300:#C7CCD3;
    --concrete-50:#FFFFFF;
    --concrete-100:#F4F6F9;
    --concrete-200:#E9ECF1;
    --ink-body:#1B1E24;
    --ink-sub:#5C6472;
    --line:#E3E7ED;
    --line-dark:#33383F;
    --accent:#1A4D3E;
    --accent-dim:#123C30;
    --accent-soft:#E3EFEA;
    --accent-ink:#FFFFFF;
    --kakao:#FEE500;
    --kakao-ink:#3C1E1E;
    --logo-gold:#E8B96A;
    --footer-green:#4B7F66;
    --max:1200px;
    --radius-sm:4px;
    --radius-lg:16px;
    --ease:cubic-bezier(.2,.7,.2,1);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  }
  body{
    margin:0;
    font-family:'Noto Sans KR',sans-serif;
    color:var(--ink-body);
    background:var(--concrete-50);
    -webkit-font-smoothing:antialiased;
    line-height:1.6;
  }
  img,svg{display:block;max-width:100%;}
  a{color:inherit;}
  h1,h2,h3{font-family:'Gothic A1',sans-serif;font-weight:900;margin:0;letter-spacing:-.01em;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  button{font:inherit;}
  .mono{font-family:'JetBrains Mono',monospace;}
  .photo-block{background-size:cover;background-position:center;background-repeat:no-repeat;}

  :focus-visible{outline:2px solid var(--accent);outline-offset:3px;}

  .wrap{max-width:var(--max);margin:0 auto;padding:0 24px;}
  @media (max-width:640px){.wrap{padding:0 20px;}}

  .eyebrow{
    display:inline-flex;align-items:center;gap:10px;
    font-family:'JetBrains Mono',monospace;
    font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
    color:var(--accent-dim);
    margin-bottom:14px;
  }
  .eyebrow::before{content:"";width:22px;height:2px;background:currentColor;flex:none;}
  @media (max-width:480px){.eyebrow{font-size:.66rem;letter-spacing:.03em;gap:8px;}}
  .section-head{max-width:640px;margin-bottom:48px;}
  .section-head.center{max-width:640px;margin-left:auto;margin-right:auto;text-align:center;}
  .section-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1.25;}
  .section-head .sub{margin-top:14px;color:var(--ink-sub);font-size:1.02rem;}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:15px 28px;border-radius:var(--radius-sm);font-weight:700;font-size:.95rem;
    border:1.5px solid transparent;cursor:pointer;text-decoration:none;
    transition:transform .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
    white-space:nowrap;
  }
  .btn:active{transform:translateY(1px);}
  .btn-primary{background:var(--accent);color:var(--accent-ink);}
  .btn-primary:hover{background:#237A5F;box-shadow:0 10px 26px -8px rgba(26,77,62,.5);}
  .btn-outline{border-color:rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.04);backdrop-filter:blur(6px);}
  .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.12);}
  .btn-outline.on-light{border-color:var(--line);color:var(--ink-900);background:transparent;}
  .btn-outline.on-light:hover{border-color:var(--accent-dim);color:var(--accent-dim);}
  .btn-block{width:100%;}
  .btn svg{width:18px;height:18px;flex:none;}

  /* ---------- UTILITY BAR ---------- */
  .util-bar{background:var(--concrete-100);color:var(--steel-600);position:relative;z-index:101;border-bottom:1px solid var(--line);}
  .util-inner{display:flex;align-items:center;justify-content:space-between;height:38px;font-size:.8rem;}
  .util-left,.util-right{display:flex;align-items:center;gap:16px;}
  .util-bar a{text-decoration:none;color:inherit;transition:color .15s;display:inline-flex;align-items:center;gap:6px;}
  .util-bar a:hover{color:var(--ink-900);}
  .util-bar svg{width:13px;height:13px;color:var(--accent);}
  .util-divider{width:1px;height:12px;background:var(--line);}
  @media (max-width:640px){
    .util-left .util-tel-label{display:none;}
    .util-right{gap:10px;}
  }

  /* ---------- NAV ---------- */
  header.nav{
    position:fixed;top:38px;left:0;right:0;z-index:100;
    background:rgba(21,25,35,.55);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid rgba(255,255,255,.08);
    transition:background-color .25s var(--ease),top .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
  }
  header.nav.pinned{top:0;}
  header.nav.scrolled{background:rgba(255,255,255,.92);border-bottom-color:var(--line);box-shadow:0 8px 24px -18px rgba(20,20,20,.25);}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px;}
  .logo{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;font-family:'Gothic A1',sans-serif;font-weight:900;color:var(--logo-gold);text-decoration:none;}
  .logo .mark{height:30px;width:auto;flex:none;display:block;object-fit:contain;}
  .logo span{font-size:.82rem;letter-spacing:.4em;text-indent:.4em;line-height:1;white-space:nowrap;}
  header.nav.scrolled .logo{color:var(--logo-gold);}

  .nav-links{display:flex;align-items:center;height:100%;}
  .nav-item{position:relative;height:100%;display:flex;align-items:center;}
  .nav-item>a{display:flex;align-items:center;gap:5px;height:100%;padding:0 18px;color:var(--steel-300);text-decoration:none;font-size:.94rem;font-weight:500;transition:color .15s;}
  .nav-item>a:hover{color:#fff;}
  .nav-item:focus-within>a{color:#fff;}
  header.nav.scrolled .nav-item>a{color:var(--ink-700);}
  header.nav.scrolled .nav-item>a:hover,header.nav.scrolled .nav-item:focus-within>a{color:var(--ink-900);}
  .nav-item .chev{width:12px;height:12px;transition:transform .22s var(--ease);flex:none;}
  .nav-item:hover .chev,.nav-item:focus-within .chev{transform:rotate(180deg);}

  .mega{
    position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);
    width:600px;background:#fff;border-radius:14px;box-shadow:0 30px 60px -14px rgba(10,10,10,.4);
    padding:18px;display:grid;grid-template-columns:1fr 1fr;gap:2px;
    opacity:0;pointer-events:none;transition:opacity .2s var(--ease), transform .2s var(--ease);
  }
  .nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0);}
  .mega a{display:flex;gap:14px;align-items:flex-start;padding:14px;border-radius:10px;text-decoration:none;color:var(--ink-900);transition:background-color .15s;}
  .mega a:hover{background:var(--concrete-100);}
  .mega .ic{width:38px;height:38px;flex:none;border-radius:10px;background:var(--concrete-100);display:flex;align-items:center;justify-content:center;color:var(--accent-dim);}
  .mega .ic svg{width:20px;height:20px;}
  .mega a strong{display:block;font-size:.94rem;font-weight:700;font-family:'Gothic A1',sans-serif;}
  .mega a span{display:block;font-size:.79rem;color:var(--ink-sub);margin-top:3px;line-height:1.5;}

  .dropdown-simple{width:230px;}
  .dropdown-simple{display:flex;flex-direction:column;padding:10px;}
  .dropdown-simple a{padding:12px 14px;display:block;}
  .dropdown-simple a strong{font-size:.9rem;}

  .nav-cta{display:flex;align-items:center;gap:16px;}
  .nav-phone{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-family:'JetBrains Mono',monospace;font-size:.9rem;font-weight:700;transition:color .2s var(--ease);}
  .nav-phone svg{width:16px;height:16px;color:var(--accent);}
  header.nav.scrolled .nav-phone{color:var(--ink-900);}
  .cta-pulse{position:relative;}
  .cta-pulse::after{
    content:"";position:absolute;inset:0;border-radius:var(--radius-sm);border:1.5px solid var(--accent);
    animation:pulse-ring 2.4s var(--ease) infinite;pointer-events:none;
  }
  @keyframes pulse-ring{0%{opacity:.7;transform:scale(1);}100%{opacity:0;transform:scale(1.18);}}
  .nav-toggle{display:none;-webkit-appearance:none;appearance:none;background:none;border:none;color:#fff;padding:8px;cursor:pointer;transition:color .2s var(--ease);flex:none;line-height:0;}
  header.nav.scrolled .nav-toggle{color:var(--ink-900);}
  .nav-toggle svg{width:24px;height:24px;}
  .mobile-panel{display:none;}

  @media (max-width:980px){
    .nav-links{display:none;}
    .nav-cta .nav-phone{display:none;}
    .nav-cta .cta-pulse{display:none;}
    .nav-toggle{display:block;}
    .mobile-panel{
      display:block;position:fixed;inset:0 0 0 0;background:#fff;z-index:99;
      transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .2s var(--ease),transform .2s var(--ease);
      overflow-y:auto;padding-top:96px;
    }
    .mobile-panel.open{opacity:1;transform:translateY(0);pointer-events:auto;}
    .mobile-panel .wrap{padding-top:20px;padding-bottom:40px;display:flex;flex-direction:column;gap:2px;}
    .mobile-panel>.wrap>a{color:var(--ink-900);text-decoration:none;font-size:1.28rem;font-weight:700;font-family:'Gothic A1',sans-serif;padding:16px 0;border-bottom:1px solid var(--line);}
    .mobile-panel details{border-bottom:1px solid var(--line);}
    .mobile-panel summary{color:var(--ink-900);font-size:1.28rem;font-weight:700;font-family:'Gothic A1',sans-serif;padding:16px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;}
    .mobile-panel summary::-webkit-details-marker{display:none;}
    .mobile-panel summary svg{width:18px;height:18px;color:var(--steel-500);transition:transform .2s;}
    .mobile-panel details[open] summary svg{transform:rotate(180deg);}
    .mobile-panel .sub-links{padding:0 0 18px 4px;display:flex;flex-direction:column;gap:2px;}
    .mobile-panel .sub-links a{color:var(--ink-sub);text-decoration:none;font-size:1rem;padding:10px 0;}
    .mobile-panel .btn{margin-top:24px;}
  }

  /* ---------- FLOATING ACTION BUTTONS ---------- */
  .fab-stack{position:fixed;right:22px;bottom:28px;z-index:90;display:flex;flex-direction:column;gap:12px;}
  @media (max-width:640px){.fab-stack{right:14px;bottom:16px;gap:9px;}}
  .fab{
    width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    color:#fff;box-shadow:0 12px 26px -8px rgba(0,0,0,.4);text-decoration:none;position:relative;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease);border:none;cursor:pointer;flex:none;
  }
  @media (max-width:640px){.fab{width:48px;height:48px;}}
  .fab:hover{transform:translateY(-3px) scale(1.06);}
  .fab svg{width:23px;height:23px;}
  .fab .tip{
    position:absolute;right:64px;top:50%;transform:translateY(-50%) translateX(6px);
    background:var(--ink-950);color:#fff;padding:8px 13px;border-radius:6px;font-size:.8rem;font-weight:700;
    white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .18s,transform .18s;
  }
  .fab:hover .tip{opacity:1;transform:translateY(-50%) translateX(0);}
  @media (max-width:900px){.fab .tip{display:none;}}
  .fab-call{background:var(--accent);}
  .fab-kakao{background:var(--kakao);color:var(--kakao-ink);}
  .fab-quick{background:var(--ink-800);border:1px solid var(--line-dark);}
  .fab-top{background:#fff;color:var(--ink-900);border:1.5px solid var(--line);opacity:0;pointer-events:none;transform:translateY(10px);}
  .fab-top.show{opacity:1;pointer-events:auto;transform:translateY(0);}

  /* ---------- SECTION shells ---------- */
  section{padding:100px 0;}
  @media (max-width:640px){section{padding:72px 0;}}
  .light{background:var(--concrete-50);color:var(--ink-body);}
  .band{background:var(--concrete-100);}

  /* ---------- HERO (full-bleed video, left-weighted scrim) ---------- */
  .hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:flex-start;color:#fff;overflow:hidden;}
  @media (max-width:640px){.hero{min-height:100svh;}}

  .hero-media{position:absolute;inset:0;z-index:0;background:#10131B;}
  .hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;}
  .hero-scrim{
    position:absolute;inset:0;z-index:1;
    background:linear-gradient(90deg, rgba(7,9,13,.82) 0%, rgba(7,9,13,.6) 30%, rgba(7,9,13,.22) 56%, rgba(7,9,13,0) 78%);
  }
  @media (max-width:640px){
    .hero-scrim{background:linear-gradient(180deg, rgba(7,9,13,.3), rgba(7,9,13,.82) 65%);}
  }

  .hero-body{position:relative;z-index:2;max-width:42rem;width:100%;margin-right:auto;padding:150px 32px 100px clamp(64px,5.5vw,110px);}
  @media (max-width:640px){.hero-body{padding-left:24px;padding-right:24px;}}
  .hero-body h1{font-size:clamp(2.1rem,3.6vw,3rem);line-height:1.24;color:#fff;white-space:normal;}
  .hero-body h1 .accent{color:var(--accent);}
  .hero-body .sub{margin-top:24px;max-width:42ch;color:rgba(255,255,255,.82);font-size:1.06rem;line-height:1.6;}
  .hero-body .cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:40px;}
  .hero-body .cta-row svg{width:18px;height:18px;}

  .scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;color:rgba(255,255,255,.65);
    display:flex;flex-direction:column;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:.68rem;letter-spacing:.12em;}
  .scroll-cue svg{width:16px;height:16px;animation:cue-bounce 1.8s var(--ease) infinite;}
  @keyframes cue-bounce{0%,100%{transform:translateY(0);}50%{transform:translateY(6px);}}
  @media (max-width:640px){.scroll-cue{display:none;}}

  /* ---------- STATS BAND ---------- */
  .stats-band{background:var(--concrete-100);color:var(--ink-900);padding:56px 0;position:relative;}
  .stats-band::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;
    background:repeating-linear-gradient(90deg,var(--line) 0 10px,transparent 10px 20px);}
  .stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
  @media (max-width:700px){.stat-row{grid-template-columns:repeat(2,1fr);row-gap:32px;}}
  .stat{border-left:1px solid var(--line);padding-left:20px;}
  .stat:first-child{border-left:none;padding-left:0;}
  @media (max-width:700px){.stat:nth-child(2n+1){border-left:none;padding-left:0;}.stat:nth-child(2){border-left:1px solid var(--line);padding-left:20px;}}
  .stat .num{font-family:'JetBrains Mono',monospace;font-size:clamp(1.6rem,2.8vw,2.3rem);font-weight:700;color:var(--accent-dim);}
  .stat.amber .num{color:#F59E0B;}
  .stat .label{margin-top:8px;font-size:.86rem;color:var(--steel-600);}

  /* ---------- PILLARS ---------- */
  .pillar-row{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:8px;}
  @media (max-width:820px){.pillar-row{grid-template-columns:1fr;gap:36px;}}
  .pillar{padding:0 34px;position:relative;}
  .pillar:first-child{padding-left:0;}
  .pillar:last-child{padding-right:0;}
  .pillar:not(:first-child){border-left:1px solid var(--line);}
  @media (max-width:820px){.pillar{padding:0 !important;border-left:none !important;}}
  .pillar-photo{width:100%;height:280px;border-radius:var(--radius-lg);margin-bottom:24px;box-shadow:0 2px 10px -4px rgba(20,20,20,.1);background-size:cover;background-position:center;}
  @media (max-width:820px){.pillar-photo{height:220px;}}
  .pillar .n{font-family:'JetBrains Mono',monospace;font-size:.78rem;color:var(--accent-dim);font-weight:700;letter-spacing:.12em;}
  section.light.amber-accent,
  section.light.lavender-band{background:rgba(75,127,102,.3);color:var(--ink-body);}

  .amber-accent .eyebrow,
  .lavender-band .eyebrow{color:#F59E0B;}

  .amber-accent .pillar .n{color:#F59E0B;}

  section.light.cream-band{background:#E9DFC9;color:var(--ink-body);}
  .pillar h3{margin-top:16px;font-size:1.34rem;line-height:1.35;}
  .pillar p{margin-top:14px;color:var(--ink-sub);font-size:.96rem;}

  /* ---------- ABOUT ---------- */
  .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:stretch;}
  @media (max-width:900px){.about-grid{grid-template-columns:1fr;}.about-visual{aspect-ratio:4/3;}}
  .about-copy p{color:var(--ink-sub);font-size:1.02rem;margin-bottom:28px;max-width:56ch;}
  .fact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
  @media (max-width:520px){.fact-grid{grid-template-columns:1fr;}}
  .fact{padding:20px 0 0;border-top:2px solid var(--ink-900);}
  .fact h3{font-family:'Gothic A1',sans-serif;font-size:1rem;font-weight:700;margin-bottom:8px;}
  .fact p{color:var(--ink-sub);font-size:.9rem;}

  .about-visual{
    position:relative;min-height:340px;border-radius:var(--radius-lg);overflow:hidden;
    background:linear-gradient(180deg,#DADEDB,#C9CFCB);
    border:1px solid var(--line);box-shadow:0 24px 48px -20px rgba(20,20,20,.3);
    display:flex;align-items:flex-end;
  }
  .about-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 38%;}
  .about-visual .tag{
    position:relative;z-index:1;
    margin:22px;padding:9px 14px;background:rgba(20,22,26,.8);backdrop-filter:blur(6px);color:var(--steel-300);
    font-family:'JetBrains Mono',monospace;font-size:.76rem;border-radius:6px;
  }

  /* ---------- MEDIA ---------- */
  .media-grid{display:grid;grid-template-columns:2fr 3fr;gap:64px;align-items:center;}
  @media (max-width:900px){.media-grid{grid-template-columns:1fr;gap:36px;}}
  .media-copy .eyebrow{color:var(--footer-green);}
  .media-copy h2{margin-top:14px;font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1.25;}
  .media-copy .sub{margin-top:16px;color:var(--ink-sub);font-size:1.02rem;max-width:44ch;}
  .media-copy .cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
  .btn-youtube{background:#FF0000;color:#fff;}
  .btn-youtube:hover{background:#D90000;box-shadow:0 10px 26px -8px rgba(255,0,0,.4);}
  .media-video{
    position:relative;width:100%;aspect-ratio:16/9;border-radius:14px;overflow:hidden;
    border:1px solid var(--line);box-shadow:0 24px 48px -20px rgba(20,20,20,.3);background:var(--concrete-100);
  }
  .media-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}

  /* ---------- SERVICES ---------- */
  .svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
  @media (max-width:980px){.svc-grid{grid-template-columns:repeat(2,1fr);}}
  @media (max-width:560px){.svc-grid{grid-template-columns:1fr;}}
  .svc-card{
    background:#fff;border-radius:var(--radius-lg);padding:32px 26px;border:1px solid var(--line);
    box-shadow:0 2px 10px -4px rgba(20,20,20,.08);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
    scroll-margin-top:120px;
  }
  .svc-card:hover{transform:translateY(-8px);box-shadow:0 26px 44px -18px rgba(20,20,20,.24);border-color:transparent;}
  .svc-card .icon{
    width:52px;height:52px;border-radius:12px;color:#fff;display:flex;align-items:center;justify-content:center;
    margin-bottom:22px;background:linear-gradient(160deg,var(--accent),var(--accent-dim));
    transition:transform .3s var(--ease);
  }
  .svc-card .icon svg{width:26px;height:26px;}
  .svc-card:hover .icon{transform:scale(1.08) rotate(-4deg);}
  .svc-card h3{color:var(--ink-900);font-size:1.1rem;font-weight:700;margin-bottom:10px;}
  .svc-card p{color:var(--ink-sub);font-size:.9rem;margin-bottom:18px;}
  .svc-card .more{font-size:.84rem;font-weight:700;color:var(--accent-dim);display:inline-flex;align-items:center;gap:5px;text-decoration:none;}
  .svc-card .more svg{width:14px;height:14px;transition:transform .2s var(--ease);}
  .svc-card:hover .more svg{transform:translateX(4px);}

  /* ---------- PROJECTS ---------- */
  .filter-row{display:flex;gap:10px;margin-bottom:40px;flex-wrap:wrap;}
  .filter-btn{
    padding:9px 20px;border-radius:20px;border:1px solid var(--line);background:transparent;
    color:var(--ink-sub);font-size:.86rem;font-weight:700;cursor:pointer;transition:all .15s;
  }
  .filter-btn:hover{border-color:var(--ink-900);color:var(--ink-900);}
  .filter-btn.active{background:var(--ink-900);border-color:var(--ink-900);color:#fff;}

  .project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
  @media (max-width:940px){.project-grid{grid-template-columns:repeat(2,1fr);}}
  @media (max-width:640px){.project-grid{grid-template-columns:1fr;}}
  .project-empty{text-align:center;color:var(--ink-sub);font-size:.98rem;padding:64px 20px;border:1px dashed var(--line);border-radius:var(--radius-lg);background:rgba(255,255,255,.5);}
  .project-card{display:none;opacity:0;transform:translateY(10px);transition:opacity .4s var(--ease),transform .4s var(--ease);}
  .project-card.show{display:block;}
  .project-card.show.in{opacity:1;transform:translateY(0);}
  .proj-inner{
    background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
    box-shadow:0 2px 10px -4px rgba(20,20,20,.08);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  }
  .proj-inner:hover{transform:translateY(-7px);box-shadow:0 26px 44px -18px rgba(20,20,20,.24);}
  .proj-photo{aspect-ratio:4/3;position:relative;overflow:hidden;
    background-image:linear-gradient(160deg,#E3E6E2,#C7CCC8);}
  .proj-photo .ph{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .55s var(--ease);}
  .proj-inner:hover .ph{transform:scale(1.08);}
  .proj-photo .cat-tag{
    position:absolute;top:12px;left:12px;background:rgba(20,22,26,.72);color:#fff;font-family:'JetBrains Mono',monospace;
    font-size:.7rem;font-weight:700;padding:5px 11px;border-radius:20px;backdrop-filter:blur(5px);letter-spacing:.04em;
  }
  .project-body{padding:20px 20px 24px;}
  .project-body h3{font-size:1.02rem;font-weight:700;font-family:'Gothic A1',sans-serif;line-height:1.4;}
  .project-body .meta{margin-top:10px;color:var(--ink-sub);font-size:.84rem;font-family:'JetBrains Mono',monospace;}

  /* ---------- FAQ ---------- */
  .faq-list{max-width:760px;margin:0 auto;}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item summary{padding:22px 4px;font-weight:700;font-size:1.02rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;list-style:none;font-family:'Gothic A1',sans-serif;}
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary .q-label{font-family:'JetBrains Mono',monospace;color:var(--accent-dim);margin-right:10px;font-size:.9rem;}
  .faq-item summary .plus{width:20px;height:20px;flex:none;position:relative;}
  .faq-item summary .plus::before,.faq-item summary .plus::after{content:"";position:absolute;background:var(--ink-900);border-radius:2px;}
  .faq-item summary .plus::before{left:0;top:50%;width:100%;height:2px;transform:translateY(-50%);}
  .faq-item summary .plus::after{top:0;left:50%;width:2px;height:100%;transform:translateX(-50%);transition:transform .2s var(--ease);}
  .faq-item[open] summary .plus::after{transform:translateX(-50%) rotate(90deg) scale(0);}
  .faq-item .a{padding:0 4px 24px 46px;color:var(--ink-sub);font-size:.96rem;max-width:64ch;}

  /* ---------- CONTACT ---------- */
  .contact-grid{display:grid;grid-template-columns:1.2fr .9fr;gap:56px;align-items:start;}
  @media (max-width:900px){.contact-grid{grid-template-columns:1fr;}}

  .field{margin-bottom:20px;}
  .field label{display:block;font-size:.86rem;font-weight:700;color:var(--ink-700);margin-bottom:8px;}
  .field .req{color:var(--accent-dim);}
  .field input,.field select,.field textarea{
    width:100%;padding:13px 14px;border-radius:8px;border:1px solid var(--line);
    background:#fff;color:var(--ink-900);font:inherit;font-size:.95rem;
  }
  .field input::placeholder,.field textarea::placeholder{color:var(--steel-500);}
  .field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent;}
  .field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  @media (max-width:520px){.field-row{grid-template-columns:1fr;}}
  .checkbox-row{display:flex;gap:10px;align-items:flex-start;margin-bottom:26px;}
  .checkbox-row input{width:18px;height:18px;margin-top:2px;accent-color:var(--accent);flex:none;}
  .checkbox-row p{font-size:.82rem;color:var(--steel-600);}

  .success-box{display:none;padding:40px 36px;border:1px dashed var(--accent);border-radius:var(--radius-lg);text-align:center;background:var(--concrete-100);}
  .success-box.show{display:block;}
  .success-box .icon{width:42px;height:42px;color:var(--accent);margin:0 auto 16px;}
  .success-box h3{color:var(--ink-900);font-size:1.2rem;margin-bottom:8px;}
  .success-box p{color:var(--ink-sub);font-size:.92rem;}

  .info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;margin-bottom:20px;scroll-margin-top:120px;box-shadow:0 2px 10px -4px rgba(20,20,20,.08);}
  .info-card h3{color:var(--ink-900);font-size:1.05rem;margin-bottom:20px;}
  .info-row{display:flex;gap:14px;padding:14px 0;border-top:1px solid var(--line);}
  .info-row:first-of-type{border-top:none;}
  .info-row svg{width:18px;height:18px;color:var(--accent);flex:none;margin-top:2px;}
  .info-row .k{font-size:.76rem;color:var(--steel-600);font-family:'JetBrains Mono',monospace;text-transform:uppercase;letter-spacing:.06em;}
  .info-row .v{font-size:.95rem;color:var(--ink-900);margin-top:3px;}
  .info-row .v a{text-decoration:none;}
  .info-row .v a:hover{text-decoration:underline;}
  .info-card .btn{margin-top:22px;}

  /* ---------- TOAST ---------- */
  .toast{
    position:fixed;left:50%;bottom:32px;transform:translateX(-50%) translateY(20px);z-index:200;
    background:var(--ink-950);color:#fff;padding:13px 22px;border-radius:10px;font-size:.9rem;font-weight:500;
    box-shadow:0 16px 32px -10px rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .25s var(--ease),transform .25s var(--ease);
  }
  .toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

  /* ---------- FOOTER ---------- */
  footer{background:var(--footer-green);color:rgba(255,255,255,.82);padding:56px 0 28px;font-size:.86rem;border-top:1px solid rgba(255,255,255,.12);}
  footer .logo{color:var(--logo-gold);}
  .footer-grid{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:32px;margin-bottom:24px;}
  .footer-grid .logo{margin-bottom:14px;}
  .footer-info p{line-height:1.9;}
  .footer-links{display:flex;gap:28px;flex-wrap:wrap;}
  .footer-links a{color:rgba(255,255,255,.78);text-decoration:none;font-weight:500;}
  .footer-links a:hover{color:#fff;}
  .footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:rgba(255,255,255,.6);}

  /* ---------- reveal ---------- */
  [data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .55s var(--ease),transform .55s var(--ease);}
  [data-reveal].in{opacity:1;transform:translateY(0);}

/* ---------- CASE DETAIL PAGE ---------- */
.case-hero{background:var(--concrete-100);padding:168px 0 56px;border-bottom:1px solid var(--line);}
.case-back{display:inline-flex;align-items:center;gap:8px;color:var(--ink-sub);text-decoration:none;font-size:.9rem;font-weight:700;margin-bottom:26px;transition:color .15s;}
.case-back:hover{color:var(--accent-dim);}
.case-back svg{width:16px;height:16px;}
.case-hero .cat-chip{
  display:inline-flex;align-items:center;font-family:'JetBrains Mono',monospace;font-size:.76rem;font-weight:700;letter-spacing:.08em;
  color:var(--accent-dim);background:var(--accent-soft);padding:6px 12px;border-radius:20px;margin-bottom:16px;text-transform:uppercase;
}
.case-hero h1{font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.3;max-width:22ch;}

.spec-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:40px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:0 2px 10px -4px rgba(20,20,20,.06);
}
@media (max-width:700px){.spec-grid{grid-template-columns:repeat(2,1fr);}}
.spec-item{padding:22px 24px;border-left:1px solid var(--line);}
.spec-item:first-child{border-left:none;}
@media (max-width:700px){
  .spec-item:nth-child(2n+1){border-left:none;}
  .spec-item:nth-child(n+3){border-top:1px solid var(--line);}
}
.spec-item .k{font-family:'JetBrains Mono',monospace;font-size:.72rem;color:var(--steel-600);text-transform:uppercase;letter-spacing:.08em;}
.spec-item .v{margin-top:8px;font-size:1.05rem;font-weight:700;color:var(--ink-900);font-family:'Gothic A1',sans-serif;}

.case-gallery{display:flex;flex-direction:column;gap:16px;margin-top:64px;}
.case-gallery-item{
  aspect-ratio:16/10;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:0 24px 48px -24px rgba(20,20,20,.25);
  width:100%;padding:0;display:block;cursor:zoom-in;transition:opacity .2s var(--ease);
}
.case-gallery-item:hover{opacity:.88;}

.lightbox{
  display:none;position:fixed;inset:0;z-index:300;background:rgba(10,12,14,.94);
  align-items:center;justify-content:center;padding:64px 24px;
}
.lightbox.open{display:flex;}
.lightbox-img{max-width:min(1100px,90vw);max-height:80vh;border-radius:10px;box-shadow:0 30px 70px -20px rgba(0,0,0,.6);}
.lightbox-close,.lightbox-nav{
  position:absolute;display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;border:1.5px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.08);color:#fff;cursor:pointer;transition:background .15s;
}
.lightbox-close:hover,.lightbox-nav:hover{background:rgba(255,255,255,.18);}
.lightbox-close svg,.lightbox-nav svg{width:20px;height:20px;}
.lightbox-close{top:24px;right:24px;}
.lightbox-prev{left:24px;top:50%;transform:translateY(-50%);}
.lightbox-next{right:24px;top:50%;transform:translateY(-50%);}
.lightbox-count{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.75);font-size:.82rem;letter-spacing:.04em;}
@media (max-width:640px){
  .lightbox{padding:24px 12px;}
  .lightbox-prev{left:8px;}
  .lightbox-next{right:8px;}
  .lightbox-close{top:12px;right:12px;}
}
.case-body{max-width:720px;margin:56px auto 0;}
.case-body h2{font-size:1.4rem;margin-bottom:20px;}
.case-body p{color:var(--ink-sub);font-size:1.02rem;margin-bottom:20px;}
.case-body p:last-child{margin-bottom:0;}
.case-cta{text-align:center;margin-top:64px;padding-top:56px;border-top:1px solid var(--line);}
.case-cta p{color:var(--ink-sub);margin-bottom:24px;}

.proj-inner{display:block;text-decoration:none;color:inherit;}