*{box-sizing:border-box}

:root{
  --bg:#ffffff;
  --text:#333;
  --muted:#666;
  --panel:#f8f9fa;
  --shadow:0 4px 12px rgba(0,0,0,.12);
  --shadow-strong:0 6px 16px rgba(0,0,0,.2);
  --brand:#2b2b2b;
  --accent:#0088cc;
  --kakao:#ffeb00;
}

html,body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  text-align:center;
  overflow-x:hidden;
}

/* 배너 */
.banner{ text-align:center; padding:20px 0; background:#fff }
.banner .logo{ display:inline-block; max-width:100%; height:auto }

/* 공지 */
.notice{
  width:100%;
  background:#fff8dc;
  padding:20px 0;
  font-size:1rem;
  font-weight:500;
  color:#444;
  box-shadow:0 3px 8px rgba(0,0,0,.08);
}
.notice h2{ margin:0 0 6px; font-size:1.25rem }

/* 옵션 */
.options{
  display:flex; justify-content:center; flex-wrap:nowrap;
  gap:20px; padding:40px 20px; width:100%;
  background:#f0f0f0;
}
.option-box{
  background:var(--brand); color:#fff; border-radius:20px;
  padding:16px; width:400px; box-shadow:var(--shadow-strong);
  transition:transform .2s;
}
.option-box:hover{ transform:translateY(-6px) }
.option{
  width:100%; height:auto; object-fit:contain;
  border-radius:12px; border:none; box-shadow:0 4px 10px rgba(0,0,0,.2)
}
.stock-box{
  margin-top:14px; background:#3b3b3b; border:1px solid #555; border-radius:8px;
  font-size:1rem; font-weight:600; padding:12px; color:#fff; text-align:center
}
.stock-label{ font-size:.9rem;color:#ccc;margin-bottom:4px }
.count{ font-size:1.2rem;font-weight:700;color:#4CAF50;margin:8px 0 }
.stock-status{ font-size:.8rem;color:#aaa;font-style:italic }

/* 중앙 문의 버튼 (옵션 바로 아래로 이동) */
.center-buttons{
  display:flex; justify-content:center; gap:40px;
  padding:30px 0; background:#eef7ff; /* 위치 변경: 위로 당기는 negative margin 제거 */
  margin-top:0;
}
.center-buttons a{
  display:flex; align-items:center; justify-content:center; gap:12px;
  padding:10px 120px; border-radius:50px; font-size:1.4rem; font-weight:700;
  color:#fff; text-decoration:none; box-shadow:0 6px 14px rgba(0,0,0,.25);
  transition:transform .2s;
}
.center-buttons a:hover{ transform:translateY(-5px) }
.center-buttons .kakao{ background:var(--kakao); color:#3a1d1d }
.center-buttons .telegram{ background:var(--accent) }

/* 갤러리 */
.gallery{
  display:flex; justify-content:center; flex-wrap:wrap;
  gap:20px; padding:30px 20px; background:#fdfdfd
}
.gallery-grid{ display:flex; flex-wrap:wrap; gap:20px; justify-content:center }
.gallery img{
  max-width:350px; border-radius:10px; cursor:pointer; box-shadow:var(--shadow)
}

/* 오버레이 */
#overlay{
  position:fixed; inset:0; background:rgba(0,0,0,.8);
  display:none; align-items:center; justify-content:center;
  z-index:2000; cursor:pointer; backdrop-filter:blur(5px)
}
#overlay img{
  max-width:90%; max-height:90%; border-radius:10px;
  box-shadow:0 8px 32px rgba(0,0,0,.6); transition:transform .3s ease
}
#overlay:hover img{ transform:scale(1.02) }
#overlay::before{
  content:"✕"; position:absolute; top:20px; right:30px; color:#fff;
  font-size:2rem; font-weight:700; opacity:.7; transition:opacity .3s ease; z-index:2001
}
#overlay:hover::before{ opacity:1 }

/* 플로팅 버튼(우측 하단) */
.floating-buttons{
  position:fixed; right:20px; bottom:20px;
  display:flex; flex-direction:column; gap:12px; z-index:100
}
.floating-buttons a{
  display:flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 20px; border-radius:30px; font-size:.9rem; font-weight:700;
  color:#fff; text-decoration:none; box-shadow:var(--shadow)
}
.floating-buttons .kakao{ background:var(--kakao); color:#3a1d1d }
.floating-buttons .telegram{ background:var(--accent) }

/* 서비스 소개(장점) */
.service-intro{ background:#fff; padding:60px 20px }
.service-intro h2{ text-align:center; margin:0 0 40px; color:#333; font-size:2rem }
.service-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:30px; max-width:1000px; margin:0 auto
}
.service-item{
  text-align:center; padding:30px 20px; background:var(--panel);
  border-radius:15px; transition:transform .3s; box-shadow:0 2px 6px rgba(0,0,0,.06)
}
.service-item:hover{ transform:translateY(-5px) }
.service-icon{ font-size:3rem; margin-bottom:15px }
.service-item h3{ color:#333; margin:0 0 12px; font-size:1.3rem }
.service-item p{ color:var(--muted); line-height:1.6; margin:0 }

/* FAQ */
.faq{ background:#f8f9fa; padding:60px 20px }
.faq h2{ text-align:center; margin:0 0 40px; color:#333; font-size:2rem }
.faq-container{ max-width:800px; margin:0 auto }
.faq-item{ background:#fff; border-radius:10px; margin-bottom:15px; box-shadow:0 2px 8px rgba(0,0,0,.1); overflow:hidden }
.faq-question{
  padding:20px; cursor:pointer; display:flex; justify-content:space-between; align-items:center;
  background:#f8f9fa; transition:background-color .3s
}
.faq-question:hover{ background:#e9ecef }
.faq-question h3{ margin:0; color:#333; font-size:1.1rem }
.faq-toggle{ font-size:1.5rem; font-weight:700; color:#666; transition:transform .3s }
.faq-item.active .faq-toggle{ transform:rotate(45deg) }
.faq-answer{ padding:0 20px; max-height:0; overflow:hidden; transition:all .3s ease }
.faq-item.active .faq-answer{ padding:20px; max-height:220px }
.faq-answer p{ margin:0; color:var(--muted); line-height:1.6 }

/* 푸터 */
.footer{ background:#000; color:#aaa; padding:15px; margin-top:40px; font-size:.75rem; line-height:1.4 }
.footer p{ margin:3px 0; font-weight:400 }

/* 반응형 */
@media (max-width:1024px){
  .option-box{ width:350px }
  .center-buttons a{ padding:10px 80px }
}
@media (max-width:768px){
  .options{ flex-wrap:wrap; gap:15px }
  .option-box{ width:100%; max-width:360px; margin:0 auto }
  .center-buttons{ flex-direction:column; gap:20px; padding:20px }
  .center-buttons a{ width:100%; max-width:320px; margin:0 auto; padding:15px 0; justify-content:center }
  .gallery img{ max-width:300px }
  .service-grid{ grid-template-columns:repeat(2,1fr); gap:20px }
}
@media (max-width:480px){
  .notice{ padding:15px 10px; font-size:.9rem }
  .notice h2{ font-size:1.1rem; line-height:1.3 }
  .option-box{ padding:12px; max-width:320px }
  .center-buttons a{ font-size:1.2rem; padding:12px 0 }
  .gallery{ padding:20px 10px }
  .gallery img{ max-width:280px }
  .floating-buttons{ right:15px; bottom:15px }
  .faq{ padding:40px 15px }
  .faq h2{ font-size:1.5rem }
  .faq-question{ padding:15px }
  .faq-question h3{ font-size:1rem }
  .service-intro{ padding:40px 15px }
  .service-intro h2{ font-size:1.5rem }
  .service-grid{ grid-template-columns:1fr; gap:20px }
  .service-item{ padding:20px 15px }
  .service-icon{ font-size:2.5rem }
}