/* ── Reset ─────────────────────────────────────────────── */
*{box-sizing:border-box}
img{max-width:100%;height:auto;vertical-align:bottom}

/* ── CSS Variables ─────────────────────────────────────── */
:root{
  --c-bg:#F2F4F6;--c-sub:#E0E5EA;--c-text:#1F2937;--c-muted:#6B7280;
  --c-primary:#374151;--c-accent:#B87333;--c-border:#D5DAE0
}

/* ── Base ──────────────────────────────────────────────── */
body{
  background:var(--c-bg);color:var(--c-text);
  font-family:'Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  word-break:keep-all;overflow-wrap:break-word;
  line-height:1.65;margin:0
}

/* ── Site Components ───────────────────────────────────── */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(242,244,246,.88);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-border)
}
.btn-primary{
  background:var(--c-accent);color:#fff;border-radius:.75rem;
  padding:.65rem 1.4rem;font-weight:600;
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;transition:opacity .2s;text-decoration:none;
  white-space:nowrap
}
.btn-primary:hover{opacity:.85}
.btn-outline{
  border:2px solid var(--c-primary);color:var(--c-primary);border-radius:.75rem;
  padding:.6rem 1.3rem;font-weight:600;
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;transition:background .2s,color .2s;text-decoration:none;
  white-space:nowrap
}
.btn-outline:hover{background:var(--c-primary);color:#fff}
.card{border-radius:.75rem;overflow:hidden;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.07)}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
/* 사진 그리드: 모바일 2열 유지 */
@media(max-width:767px){.grid-3{grid-template-columns:repeat(2,1fr)}}
/* 카드 그리드: 모바일 1열 */
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
@media(max-width:767px){.grid-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:479px){.grid-cards{grid-template-columns:1fr}}
.section-bg{background:var(--c-bg)}
.section-sub{background:var(--c-sub)}

/* ── Slider ────────────────────────────────────────────── */
.slider-wrap{position:relative;overflow:hidden}
.slider-track{display:flex;transition:transform .55s ease}
.slide{min-width:100%;position:relative}
.slide-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(0,0,0,.15) 0%,rgba(0,0,0,.5) 100%);
  display:flex;flex-direction:column;align-items:center;justify-content:flex-end;
  padding:3rem 1.5rem
}

/* ── Lightbox ──────────────────────────────────────────── */
#lightbox{display:none;position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:9000;align-items:center;justify-content:center}
#lightbox.open{display:flex}
#lightbox img{max-width:90vw;max-height:90vh;border-radius:.75rem}
#lb-close{position:absolute;top:1.2rem;right:1.5rem;color:#fff;font-size:2rem;cursor:pointer;background:none;border:none;line-height:1}

/* ── Floating ──────────────────────────────────────────── */
.float-wrap{position:fixed;bottom:1.5rem;right:1.5rem;z-index:200;display:flex;flex-direction:column;gap:.6rem;align-items:flex-end}
.float-btn{border-radius:2rem;padding:.7rem 1.2rem;font-weight:700;font-size:.875rem;white-space:nowrap;box-shadow:0 4px 12px rgba(0,0,0,.18);cursor:pointer;border:none;transition:transform .15s;min-height:44px}
.float-btn:hover{transform:scale(1.04)}
.float-consult{background:var(--c-accent);color:#fff}
.float-top{background:var(--c-primary);color:#fff;display:none}

/* ── FAQ ───────────────────────────────────────────────── */
.faq-item{border-bottom:1px solid var(--c-border)}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:1.1rem 0;font-size:1rem;font-weight:600;color:var(--c-text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:.5rem}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .25s}
.faq-a.open{max-height:600px;padding-bottom:1rem}
.faq-icon{flex-shrink:0;transition:transform .3s}
.faq-item.open .faq-icon{transform:rotate(45deg)}

/* ── Nav / Hamburger ───────────────────────────────────── */
#nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:.4rem}
#nav-toggle span{display:block;width:22px;height:2px;background:var(--c-primary);border-radius:2px;transition:.3s}
#nav-menu{display:none}
@media(max-width:767px){
  #nav-toggle{display:flex}
  #nav-menu.open{display:flex;flex-direction:column;gap:.75rem;padding:1rem 1.5rem;background:var(--c-bg);border-top:1px solid var(--c-border)}
}

/* ── Breadcrumb ────────────────────────────────────────── */
.breadcrumb{font-size:.8rem;color:var(--c-muted);display:flex;flex-wrap:wrap;gap:.25rem .4rem;align-items:center}
.breadcrumb a{color:var(--c-muted);text-decoration:none}
.breadcrumb a:hover{color:var(--c-primary)}

/* ── Sitemap ───────────────────────────────────────────── */
.sm-chip{display:inline-flex;align-items:center;gap:.3rem;padding:.35rem .75rem;border-radius:.5rem;font-size:.8rem;color:var(--c-text);text-decoration:none;background:#fff;border:1px solid var(--c-border);transition:background .15s,border-color .15s}
.sm-chip:hover{background:var(--c-sub);border-color:var(--c-accent);color:var(--c-primary)}
.sm-cat{display:inline-flex;align-items:center;padding:.3rem .85rem;border-radius:2rem;font-size:.8rem;font-weight:600;color:var(--c-muted);background:var(--c-sub);border:1px solid var(--c-border);cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.sm-cat.active,.sm-cat:hover{background:var(--c-accent);color:#fff;border-color:var(--c-accent)}
.sm-row{transition:box-shadow .15s}
.sm-row:hover{box-shadow:0 4px 16px rgba(0,0,0,.12)}

/* ── Tailwind utilities (used subset only) ─────────────── */
.block{display:block}
.flex{display:flex}
.grid{display:grid}
.hidden{display:none}
.inline-block{display:inline-block}

.flex-wrap{flex-wrap:wrap}
.flex-shrink-0{flex-shrink:0}
.items-center{align-items:center}
.items-start{align-items:flex-start}
.items-baseline{align-items:baseline}
.justify-center{justify-content:center}
.justify-between{justify-content:space-between}
.flex-direction-col{flex-direction:column}

.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}
.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.gap-2{gap:.5rem}
.gap-3{gap:.75rem}
.gap-6{gap:1.5rem}
.gap-8{gap:2rem}

.max-w-xl{max-width:36rem}
.max-w-2xl{max-width:42rem}
.max-w-3xl{max-width:48rem}
.max-w-5xl{max-width:64rem}
.mx-auto{margin-left:auto;margin-right:auto}

.mb-1{margin-bottom:.25rem}
.mb-2{margin-bottom:.5rem}
.mb-3{margin-bottom:.75rem}
.mb-4{margin-bottom:1rem}
.mb-5{margin-bottom:1.25rem}
.mb-6{margin-bottom:1.5rem}
.mb-8{margin-bottom:2rem}
.mb-10{margin-bottom:2.5rem}
.mt-3{margin-top:.75rem}
.mt-8{margin-top:2rem}

.p-3{padding:.75rem}
.p-4{padding:1rem}
.p-5{padding:1.25rem}
.p-6{padding:1.5rem}
.pb-2{padding-bottom:.5rem}
.pt-6{padding-top:1.5rem}
.px-2{padding-left:.5rem;padding-right:.5rem}
.px-3{padding-left:.75rem;padding-right:.75rem}
.px-4{padding-left:1rem;padding-right:1rem}
.px-8{padding-left:2rem;padding-right:2rem}
.py-0\.5{padding-top:.125rem;padding-bottom:.125rem}
.py-1{padding-top:.25rem;padding-bottom:.25rem}
.py-3{padding-top:.75rem;padding-bottom:.75rem}
.py-10{padding-top:2.5rem;padding-bottom:2.5rem}
.py-12{padding-top:3rem;padding-bottom:3rem}
.py-14{padding-top:3.5rem;padding-bottom:3.5rem}
.py-16{padding-top:4rem;padding-bottom:4rem}
.py-20{padding-top:5rem;padding-bottom:5rem}

.space-y-2>*+*{margin-top:.5rem}
.space-y-3>*+*{margin-top:.75rem}

.w-6{width:1.5rem}
.h-6{height:1.5rem}

.text-xs{font-size:.75rem;line-height:1rem}
.text-sm{font-size:.875rem;line-height:1.25rem}
.text-base{font-size:1rem;line-height:1.5rem}
.text-lg{font-size:1.125rem;line-height:1.75rem}
.text-xl{font-size:1.25rem;line-height:1.75rem}
.text-2xl{font-size:1.5rem;line-height:2rem}
.text-3xl{font-size:1.875rem;line-height:2.25rem}
.text-6xl{font-size:3.75rem;line-height:1}
.font-medium{font-weight:500}
.font-semibold{font-weight:600}
.font-bold{font-weight:700}
.text-white{color:#fff}
.text-center{text-align:center}
.uppercase{text-transform:uppercase}
.tracking-wider{letter-spacing:.05em}

.border-t{border-top:1px solid}
.rounded-full{border-radius:9999px}
.overflow-hidden{overflow:hidden}
.cursor-pointer{cursor:pointer}
.hover\:text-white:hover{color:#fff}

/* ── Responsive ────────────────────────────────────────── */
@media(min-width:768px){
  .md\:flex{display:flex}
  .md\:hidden{display:none}
  .md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
  .md\:text-4xl{font-size:2.25rem;line-height:2.5rem}
  .md\:text-5xl{font-size:3rem;line-height:1}
  .md\:text-lg{font-size:1.125rem;line-height:1.75rem}
}

/* ── Mobile refinements ───────────────────────────────── */
@media(max-width:767px){
  /* 섹션 세로 여백 축소 */
  .py-12{padding-top:2.5rem;padding-bottom:2.5rem}
  .py-14{padding-top:2.75rem;padding-bottom:2.75rem}
  .py-16{padding-top:3rem;padding-bottom:3rem}
  /* 제목 크기 */
  .text-2xl{font-size:1.35rem;line-height:1.8rem}
  .text-3xl{font-size:1.65rem;line-height:2.1rem}
  /* 갤러리 캡션 여백 */
  .card .p-3{padding:.6rem .75rem}
  /* CTA 버튼 세로 여백 */
  .py-3{padding-top:.65rem;padding-bottom:.65rem}
}