.detail-container {max-width: 1200px;margin: 0 auto;padding: 60px 0% 100px;}
.icon-divider { width: 40px; height: 3px; background: #00AEEF; margin: 20px 0; border-radius: 2px; }
/* product-hero */
.product-hero {display: grid;grid-template-columns: repeat(2 ,1fr);gap: 60px;margin-bottom: 80px;flex-direction: column;width: 100%;}
#product-detail-page { min-height: 500px; position: relative; overflow: hidden; background-color: #fff; background-image: linear-gradient(rgba(0,0,0,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,0.03) 1px,transparent 1px); background-size: 40px 40px; padding: 0; }
/* sub-pro-img */
.gallery-sec {position: relative;width: 600px;margin-bottom: 40px;display: flex;flex-direction: column;}
.sub-pro-img { width: 100%; border-radius: 24px; overflow: hidden; box-shadow: 0 15px 40px rgba(0,0,0,0.05); background: #f8f9fa; }
.sub-pro-img ul { list-style: none; padding: 0; margin: 0; }
.sub-pro-img li { margin: 0; cursor: grab; transition: opacity 0.3s ease; outline: none; background-size: contain; background-repeat: no-repeat; background-position: 50%; background-color: white; }
.sub-pro-img li img {width: 100%;display: block;object-fit: cover;aspect-ratio: 1/1;}
/* Slick Slider */
.slick-dots { bottom: 15px; }
.slick-dots li button:before { font-size: 12px; color: #ccc; opacity: 0.7; }
.slick-dots li.slick-active button:before { color: #00AEEF; opacity: 1; }
/* info-sec */
.info-sec { position: relative; width: calc(100% - 0px); display: flex; flex-direction: column; justify-content: center; }
.info-sec .category {font-size: 18px;font-weight: 800;color: #ffffff;letter-spacing: 2px;text-transform: uppercase;margin-bottom: 10px;position: relative;z-index: 5;top: 0;padding: 10px;background: #00AEEF;}
.info-sec .title { font-size: 38px; font-weight: 900; color: #222; margin: 0 0 15px 0; line-height: 1.3; }
.info-sec .desc { font-size: 16px; color: #666; line-height: 1.8; margin-bottom: 30px; }
/* action-panel */
.action-panel { background: #f9fafc; padding: 35px; border-radius: 20px; border: 1px solid #eaeaea; margin-bottom: 30px; }
.action-panel .spec-row { display: flex; align-items: center; justify-content: space-between; padding-bottom: 15px; border-bottom: 1px solid #e0e0e0; margin-bottom: 15px; font-size: 16px; }
.action-panel .spec-row.no-border { border-bottom: none; padding-bottom: 0; margin-bottom: 0; }
.action-panel .spec-label { color: #888; font-weight: 600; }
.action-panel .spec-val { color: #222; font-weight: 800; }
.action-panel .spec-val.price { font-size: 20px; color: #ff6b8b; }
/* .qty-control */
.qty-control { display: flex; align-items: center; background: #fff; border: 1px solid #ddd; border-radius: 8px; overflow: hidden; }
.qty-control input[type="number"] { width: 60px; height: 40px; border: none; text-align: center; font-size: 16px; font-weight: 700; color: #333; outline: none; }
.qty-control input[type="number"]::-webkit-inner-spin-button { opacity: 1; }
.btn-buy { display: block; width: 100%; margin-top: 25px; padding: 18px 0; background: linear-gradient(135deg,#00AEEF,#0090D0); color: #fff; font-size: 18px; font-weight: 800; border: none; border-radius: 40px; cursor: pointer; box-shadow: 0 10px 20px rgba(0,174,239,0.3); transition: all 0.3s ease; }
.btn-buy:hover { transform: translateY(-3px); box-shadow: 0 15px 25px rgba(0,174,239,0.4); }
/* ask-btn*/
.interaction-bar { display: flex; align-items: center; justify-content: space-between; padding-top: 10px; flex-wrap: wrap; gap: 20px; }
.ask-btn-modern { display: inline-flex; align-items: center; gap: 10px; padding: 12px 28px; background: #fff; border: 2px solid #00AEEF; border-radius: 40px; color: #00AEEF; font-size: 15px; font-weight: 700; text-decoration: none; transition: all 0.3s ease; }
.ask-btn-modern svg { width: 18px; height: 18px; fill: currentColor; transition: transform 0.3s ease; }
.ask-btn-modern:hover { background: #00AEEF; color: #fff; box-shadow: 0 8px 20px rgba(0,174,239,0.25); }
.ask-btn-modern:hover svg { transform: translateX(-3px); }
.share-group { display: flex; align-items: center; gap: 12px; }
.share-label { font-size: 13px; color: #888; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; }
.community-share { display: flex; gap: 10px; list-style: none; padding: 0; margin: 0; }
.community-share a { display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; background: #f0f4f8; color: #666; transition: all 0.3s ease; text-decoration: none; }
.community-share a svg { width: 16px; height: 16px; fill: currentColor; }
.community-share a:hover { background: #00AEEF; color: #fff; transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,174,239,0.3); }
/* pro-article  */
#pro-article { margin-bottom: 80px; }
ul.tabs { display: flex; flex-wrap: wrap; gap: 40px; border-bottom: 2px solid #eaeaea; margin: 0 0 40px 0; padding: 0; list-style: none; }
ul.tabs li a { display: block; padding: 15px 0; font-size: 18px; font-weight: 800; color: #aaa; text-decoration: none; border-bottom: 3px solid transparent; margin-bottom: -2px; transition: all 0.3s ease; letter-spacing: 1px; }
ul.tabs li.active a,ul.tabs li a:hover { color: #00AEEF; border-bottom-color: #00AEEF; }
.tab_content { display: none; font-size: 16px; color: #555; line-height: 1.9; }
.tab_content.active { display: block; }
.tab_content img { max-width: 100%; height: auto; border-radius: 12px; margin: 20px 0; }
/*related-section */
.related-section { border-top: 1px solid #eaeaea; padding-top: 80px; }
.section-title { font-size: 28px; font-weight: 900; color: #222; margin-bottom: 40px; text-align: center; letter-spacing: 2px; }
.roomList { display: grid; grid-template-columns: repeat(3,1fr); gap: 40px; }
.roombox { background: #fff; border-radius: 24px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.03); border: 1px solid #f2f2f2; transition: all 0.4s cubic-bezier(0.165,0.84,0.44,1); display: flex; flex-direction: column; height: 100%; }
.roombox:hover { transform: translateY(-10px); box-shadow: 0 20px 50px rgba(0,0,0,0.1); border-color: transparent; }
.photo { width: 100%; padding-top: 100%; position: relative; overflow: hidden; background-color: #f8f9fa; background-position: 6% 50%; background-size: cover; }
.photo a { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; transition: transform 0.6s cubic-bezier(0.165,0.84,0.44,1); }
.roombox:hover .photo a { transform: scale(1.08); }
.photo img { display: none; }
.info { padding: 10px 30px; display: flex; flex-direction: column; flex-grow: 1; position: relative; }
.category-tag { font-size: 14px; font-weight: 800; color: #ffffff; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 12px; display: flex; flex-direction: column; background: #009fe8; position: absolute; z-index: 5; padding: 5px 20px; border-radius: 20px 0; }
.title-text { display: block; font-size: 20px; font-weight: 600; color: #222; text-decoration: none; line-height: 1.4; margin-bottom: 15px; transition: color 0.3s ease; }
.roombox:hover .title-text { color: #00AEEF; }
.info .icon-divider-mini { width: 40px; height: 3px; background: #eaeaea; margin-bottom: 20px; border-radius: 2px; transition: width 0.3s ease,background-color 0.3s ease; }
.roombox:hover .icon-divider-mini { width: 60px; background-color: #00AEEF; }
.info article {font-size: 15px;color: #666;line-height: 1.7;display: -webkit-box;-webkit-line-clamp: 3;-webkit-box-orient: vertical;overflow: hidden;display: none;}
@media (max-width:1470px) {
  .gallery-sec { width: 480px; }
}
@media (max-width:1024px) {
  .detail-container { width: 90%; }
}
@media (max-width:992px) {
  .gallery-sec { width: 400px; }
  .product-hero {gap: 20px;display: flex;flex-direction: column;align-items: center;}
  .roomList { grid-template-columns: repeat(2,1fr); gap: 30px; }
}
@media (max-width:576px) {
  .gallery-sec{
    width: 100%;
}
  .detail-container { padding: 40px 20px; }
  .info-sec .title { font-size: 28px; }
  .roomList { grid-template-columns: 1fr; }
  ul.tabs { gap: 20px; }
  .interaction-bar {justify-content: center;gap: 50px;}
}