:root{
  --accent:#58534E; --accent-soft:#EDEBE7; --accent-dark:#423F3A;
  --btn-text:#FFFFFF; --deep:#1A2433; --footer:#000000;
  --bar:#ECEEF1; --ink:#13130A; --bg:#FFFFFF; --desc:#5B5850;
  --hero-tint:#F4F3EF; --line:#E6E4E0; --apt-yellow:#FEEB8F;
  --font-body:"Pretendard","Pretendard Variable",-apple-system,BlinkMacSystemFont,sans-serif;
  --font-title:"Noto Serif KR","Pretendard",serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);color:var(--ink);background:var(--bg);line-height:1.7;word-break:keep-all;-webkit-font-smoothing:antialiased;letter-spacing:-.02em}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,.sec-title{font-family:var(--font-title);font-weight:600;letter-spacing:-.01em;line-height:1.3}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.wide{max-width:1280px;margin:0 auto;padding:0 24px}
section{position:relative}
.sec-pad{padding:88px 0}
.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--accent);margin-bottom:14px;font-family:var(--font-body)}
.eyebrow svg{flex-shrink:0;width:18px;height:18px}
.sec-title{font-size:clamp(26px,3.4vw,38px);margin-bottom:16px}
.sec-desc{color:var(--desc);font-size:16px;max-width:760px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-body);font-weight:600;font-size:15px;padding:13px 26px;border-radius:4px;cursor:pointer;border:1.5px solid transparent;transition:.2s}
.btn-primary{background:var(--accent);color:var(--btn-text)}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{background:transparent;border-color:var(--accent);color:var(--accent)}
.btn-ghost:hover{background:var(--accent-soft)}

/* ===== B-22 header ===== */
.hdr{position:fixed;top:0;left:0;right:0;z-index:1000;background:#FFFFFF;color:#000;border-bottom:1px solid #ECECEC;transition:box-shadow .3s ease,background .3s ease}
.hdr .bar{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:inline-flex;flex-direction:column;line-height:1.1;gap:1px}
.logo .l1{font-size:12px;font-weight:600;letter-spacing:.02em;opacity:.8;font-family:var(--font-body)}
.logo .l2{font-size:20px;font-weight:700;font-family:var(--font-title)}
.nav{display:flex;align-items:center;gap:28px}
.nav a{font-size:15px;font-weight:600;opacity:.92;font-family:var(--font-body)}
.nav a:hover{opacity:1}
.nav .btn{padding:10px 20px}
.hdr .nav .btn-primary{background:var(--accent);color:var(--btn-text)}
.hdr.scrolled{background:var(--bar);color:#000;box-shadow:0 1px 16px rgba(0,0,0,.06);border-bottom:1px solid #E5E7EB}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:24px;height:2px;background:currentColor;display:block}
.mnav{display:none}
.nav .has-drop{position:relative;height:72px;display:flex;align-items:center}
.nav .has-drop .drop-top{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:5px;cursor:pointer;opacity:.92;font-family:var(--font-body)}
.nav .has-drop:hover .drop-top{opacity:1}
.nav .has-drop .car{font-size:10px;transition:transform .2s}
.nav .has-drop:hover .car,.nav .has-drop:focus-within .car{transform:rotate(180deg)}
.nav .has-drop .drop{position:absolute;top:100%;left:50%;transform:translateX(-50%);min-width:230px;background:#fff;border:1px solid #ECECEC;box-shadow:0 14px 32px rgba(0,0,0,.12);border-radius:8px;padding:8px 0;display:none;z-index:1100}
.nav .has-drop:hover .drop,.nav .has-drop:focus-within .drop{display:block}
.nav .has-drop .drop a{display:block;padding:9px 20px;font-size:14px;font-weight:500;white-space:nowrap;opacity:1}
.nav .has-drop .drop a:hover{background:var(--accent-soft);color:var(--accent)}
.macc-top{width:100%;text-align:left;background:none;border:0;padding:12px 0;font-size:16px;font-weight:600;color:#111;border-bottom:1px solid #f2f2f2;display:flex;justify-content:space-between;align-items:center;cursor:pointer}
.macc-body{display:none;padding:4px 0 8px}
.macc-body a{display:block;padding:8px 4px;font-size:14.5px;color:#444}
.macc.open .macc-body{display:block}

@media(max-width:900px){
  .nav{display:none}
  .burger{display:flex}
  .mnav{position:fixed;top:72px;left:0;right:0;bottom:0;background:#fff;padding:20px 24px;overflow-y:auto;display:none;flex-direction:column;z-index:999}
  .mnav.open{display:flex}
  .mnav>a{padding:12px 0;font-size:16px;font-weight:600;border-bottom:1px solid #f2f2f2}
}

/* ===== apt skin (home) ===== */
.apt-hero{position:relative;min-height:640px;display:flex;align-items:flex-end;background:#F4F3EE;overflow:hidden}
.apt-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.apt-hero-in{position:relative;z-index:2;width:100%;padding:0 24px 56px;max-width:1280px;margin:0 auto}
.apt-hero-card{background:rgba(255,255,255,.92);backdrop-filter:blur(2px);padding:28px 32px;border-radius:6px;max-width:640px}
.apt-hero h1{font-size:clamp(30px,4.4vw,50px);font-weight:700;color:var(--ink);line-height:1.25;white-space:nowrap}
.apt-hero p{margin-top:14px;color:var(--desc);font-size:16px;max-width:520px}
.apt-hero .apt-cta{margin-top:22px;display:flex;gap:12px}
@media(max-width:640px){ .apt-hero h1{white-space:normal;font-size:26px} .apt-hero{min-height:520px} .apt-hero-card{padding:22px 20px} }

.apt-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.apt-split .tx h2{font-size:clamp(24px,3vw,34px);margin-bottom:18px}
.apt-split .tx p{color:var(--desc);font-size:15.5px;margin-bottom:14px}
.apt-split .im img{border-radius:6px;width:100%;height:420px;object-fit:cover}
@media(max-width:860px){ .apt-split{grid-template-columns:1fr} .apt-split .im img{height:300px} }

.apt-carousel{display:flex;gap:20px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.apt-carousel::-webkit-scrollbar{height:6px}
.apt-carousel::-webkit-scrollbar-thumb{background:#ddd;border-radius:4px}
.apt-card{flex:0 0 320px;scroll-snap-align:start;border-radius:6px;overflow:hidden;background:#fff;border:1px solid var(--line)}
.apt-card img{width:100%;height:230px;object-fit:cover}
.apt-card .b{padding:16px}
.apt-card .b .t{font-weight:700;font-size:16px;margin-bottom:4px;font-family:var(--font-title)}
.apt-card .b .s{font-size:13px;color:var(--desc)}

.apt-yellow-float{position:fixed;right:22px;bottom:22px;z-index:900;background:var(--apt-yellow);color:var(--ink);padding:14px 22px;border-radius:40px;font-weight:700;font-size:15px;box-shadow:0 10px 24px rgba(0,0,0,.18);display:inline-flex;align-items:center;gap:8px}
@media(max-width:767px){ .apt-yellow-float{display:none} }

.svc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.svc-cell{padding:30px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.svc-icon{display:block;width:40px;height:40px;flex-shrink:0;overflow:hidden;color:var(--accent);margin-bottom:14px}
.svc-icon svg{display:block;width:100%;height:100%;max-width:40px;max-height:40px}
.svc-cell h3{font-size:15.5px;margin-bottom:6px}
.svc-cell p{font-size:13px;color:var(--desc);line-height:1.6}
@media(max-width:900px){ .svc-grid{grid-template-columns:repeat(2,1fr)} }
@media(max-width:767px){ .svc-icon{width:34px;height:34px} .svc-icon svg{max-width:34px;max-height:34px} }

/* ===== FAQ accordion ===== */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:0;padding:20px 4px;font-size:16px;font-weight:700;display:flex;justify-content:space-between;gap:16px;cursor:pointer;font-family:var(--font-body);color:var(--ink)}
.faq-a{display:none;padding:0 4px 20px;color:var(--desc);font-size:14.5px;line-height:1.75}
.faq-item.open .faq-a{display:block}
.faq-q .car{transition:transform .2s;flex-shrink:0}
.faq-item.open .faq-q .car{transform:rotate(180deg)}

/* ===== page-hero (subpages) ===== */
.page-hero{position:relative;height:280px;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden;margin-top:0}
.page-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.55)}
.page-hero .ph-in{position:relative;z-index:2;color:#fff;padding:0 20px}
.page-hero h1,.page-hero .ph-title{color:#fff;font-size:clamp(26px,3.6vw,40px);font-family:var(--font-title);font-weight:600;margin:0}
.page-hero p{color:#eee;margin-top:10px;font-size:14.5px}

/* ===== case detail (case_detail_variant=0) ===== */
.case-body{max-width:760px;margin:0 auto;padding:64px 24px}
.case-top-img{width:550px;max-width:100%;height:410px;object-fit:cover;border-radius:18px;margin:0 auto 40px;display:block}
.case-label{font-size:11px;color:#8a8a86;letter-spacing:.04em;margin-bottom:14px}
.case-body h1{font-size:clamp(22px,2.6vw,28px);font-weight:700;margin-bottom:36px}
.case-body .content p{font-size:15.5px;color:#3d3d38;margin-bottom:18px}
.case-body .content b{font-weight:700;color:var(--ink)}
.ba-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:48px 0}
.ba-cell figure{margin:0}
.ba-cell img{width:100%;height:auto;object-fit:contain;border-radius:14px;background:#f4f4f2}
.ba-cell figcaption{text-align:center;font-size:13px;color:var(--desc);margin-top:8px;font-weight:600}
@media(max-width:640px){ .ba-row{grid-template-columns:1fr} }
.gallery-rest{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:40px 0}
.gallery-rest img{width:100%;height:220px;object-fit:cover;border-radius:12px;cursor:pointer}
@media(max-width:640px){ .gallery-rest{grid-template-columns:1fr 1fr} }

.process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #E0E0DC}
.process-item{padding:28px 20px 28px 24px;border-right:1px solid #E0E0DC}
.process-item:first-child{padding-left:0}
.process-item:last-child{border-right:none}
.pnum{display:block;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:10px}
.process-item h3{font-size:16px;font-weight:800;color:#22262B;margin:0 0 8px}
.process-item p{font-size:13.5px;color:#5B6169;line-height:1.65;margin:0}
@media(max-width:767px){ .process-list{grid-template-columns:1fr 1fr} }

.related-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:40px 0}
.related-row a{display:block}
.related-row img{width:100%;height:180px;object-fit:cover;border-radius:12px}
.related-row .t{margin-top:10px;font-weight:700;font-size:14.5px}
@media(max-width:640px){ .related-row{grid-template-columns:1fr} }

/* ===== portfolio apt-journal list ===== */
.pf-intro{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:end;margin-bottom:48px}
.pf-intro img{width:100%;height:340px;object-fit:cover;border-radius:8px}
.pf-intro h2{font-size:clamp(28px,3.6vw,42px);margin-bottom:16px}
@media(max-width:860px){ .pf-intro{grid-template-columns:1fr} .pf-intro img{height:240px} }

.pf-list{display:grid;grid-template-columns:repeat(3,1fr);gap:28px 22px}
.pf-card .im{overflow:hidden;border-radius:6px;min-width:0}
.pf-card img{width:100%;aspect-ratio:7/6;object-fit:cover;border-radius:0}
.pf-card .t{margin-top:14px;font-size:19px;font-weight:700;font-family:var(--font-title)}
.pf-card .m{margin-top:4px;font-size:13px;color:var(--desc)}
@media(max-width:900px){ .pf-list{grid-template-columns:1fr 1fr} }
@media(max-width:560px){ .pf-list{grid-template-columns:1fr} }

.pgnav{display:flex;justify-content:center;gap:10px;margin:56px 0 0}
.pgnav a,.pgnav span{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;color:#555}
.pgnav .cur{background:var(--ink);color:#fff}

/* ===== category / region cards ===== */
.card3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card3 .c{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.card3 .c img{width:100%;height:200px;object-fit:cover}
.card3 .c .b{padding:18px}
.card3 .c .t{font-weight:700;font-size:16px;margin-bottom:6px}
@media(max-width:860px){ .card3{grid-template-columns:1fr 1fr} }
@media(max-width:560px){ .card3{grid-template-columns:1fr} }

.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}
.chip{padding:9px 16px;border:1px solid var(--line);border-radius:30px;font-size:13.5px;color:var(--desc)}

/* ===== Closing B-25 ===== */
.closing{position:relative;height:650px;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center}
.closing-ov{position:absolute;inset:0;background:rgba(19,19,19,.55)}
.closing-in{position:relative;z-index:2;text-align:center;color:#fff;padding:0 20px}
.closing-in h2{color:#fff;font-size:clamp(22px,3vw,32px);white-space:nowrap;font-weight:700}
.closing-in .cq{margin-top:16px;font-size:15px;color:#f1f1ee;font-family:var(--font-body)}
.btn-closing{display:inline-block;margin-top:26px;padding:14px 34px;border:1px solid #fff;color:#fff;font-size:14.5px;font-weight:600;border-radius:0}
@media(max-width:640px){ .closing-in h2{white-space:normal;font-size:22px} .closing{height:520px} }

/* ===== footer (apt skin: 검정) ===== */
.ftr{background:#000;color:#B9B9B4;padding:64px 0 0}
.ftr-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.ftr-brand{color:#fff;font-family:var(--font-title);font-size:19px;font-weight:700;margin-bottom:12px}
.ftr-biz{font-size:12.5px;line-height:1.8;color:#8f8f8a}
.ftr-h{color:#fff;font-size:13px;font-weight:700;margin-bottom:12px}
.ftr-col a{display:block;font-size:13.5px;color:#B9B9B4;margin-bottom:9px}
.ftr-tel{color:var(--apt-yellow) !important}
.ftr-bottom{border-top:1px solid #2A2A28;margin-top:40px;padding:20px 24px;font-size:12px;color:#71716c}
@media(max-width:760px){ .ftr-grid{grid-template-columns:1fr 1fr} }

/* ===== mobile bottom bar ===== */
.mbar{display:none}
@media(max-width:767px){
  .mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:950;height:58px}
  .mbar-a,.mbar-b{flex:1;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}
  .mbar-a{background:var(--accent);color:#fff}
  .mbar-b{background:var(--ink);color:var(--apt-yellow)}
  .ftr{padding-bottom:58px}
  .closing{padding-bottom:0}
  body{padding-bottom:0}
}

/* ===== lightbox ===== */
.lb-ov{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;justify-content:center;z-index:2000;padding:30px}
.lb-ov.open{display:flex}
.lb-ov img{max-width:92vw;max-height:88vh;border-radius:6px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.15);color:#fff;border:0;font-size:26px;width:48px;height:48px;border-radius:50%;cursor:pointer}
.lb-prev{left:16px}.lb-next{right:16px}
.lb-close{position:absolute;top:18px;right:20px;color:#fff;font-size:30px;background:none;border:0;cursor:pointer}

.wide-media{width:100%;border-radius:8px;overflow:hidden;margin:20px 0}
.wide-media img{width:100%;height:auto}

.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.decision-table{width:100%;border-collapse:collapse;margin:24px 0 8px;font-size:14px}
.decision-table th,.decision-table td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.decision-table thead th{background:var(--accent-soft);color:var(--ink);font-weight:700;font-size:13px}
.decision-table tbody th{font-weight:700;white-space:nowrap;background:#FAFAF8}
.decision-table td{color:var(--desc)}
@media(max-width:640px){ .decision-table{font-size:12.5px} .decision-table th,.decision-table td{padding:9px 10px} }