/* ===== BASE LAYOUT ===== */
.lgc-gallery{
  position:relative;
  width:100%;
  font-size:0;
}

/* Main image viewport */
.lgc-main{
  position:relative;
  background:#f5f5f5;
  border-radius:4px;
  overflow:hidden;
  width:100%;
  aspect-ratio: var(--lgc-ar, 1 / 1);
  max-width:100%;
  aspect-ratio: var(--lgc-ar, 1 / 1);
  cursor:zoom-in; /* gợi ý zoom ngay ở view chính */
}

/* Icon kính lúp phía ngoài (desktop) */
.lgc-main::before,
.lgc-main::after{
  content:"";
  position:absolute;
  right:16px;
  bottom:18px;
  opacity:.85;
  transition:opacity .18s ease;
  pointer-events:none;
}
.lgc-main::before{
  width:16px;
  height:16px;
  border-radius:50%;
  border:2px solid rgba(255,255,255,.95);
  box-shadow:0 0 4px rgba(0,0,0,.35);
}
.lgc-main::after{
  right:10px;
  bottom:10px;
  width:12px;
  height:2px;
  background:rgba(255,255,255,.95);
  transform:rotate(45deg);
  border-radius:2px;
  box-shadow:0 0 4px rgba(0,0,0,.35);
}
.lgc-main:hover::before,
.lgc-main:hover::after{
  opacity:1;
}

/* Ẩn icon ở mobile để đỡ rối */
@media (max-width:1023px){
  .lgc-main::before,
  .lgc-main::after{
    display:none;
  }
}

/* Container that will be translated (X on mobile, Y on desktop) */
.lgc-main-inner{
  position:relative;
  width:100%;
  max-width:100%;
  transition:transform .5s ease;
}

/* ===== THUMBNAILS (DESKTOP) ===== */
.lgc-thumbs-wrap{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
}

.lgc-thumbs{
  display:flex;
  flex-direction:column;
  gap:8px;
  max-height:460px;
  overflow-y:auto;
  overflow-x:hidden;
}

/* Ẩn scrollbar */
.lgc-thumbs::-webkit-scrollbar{
  width:0;
  height:0;
}
.lgc-thumbs{
  scrollbar-width:none;
}

.lgc-thumb{
  padding:0;
  border:0;
  background:transparent !important;
  cursor:pointer;
  border-radius:5px;
  overflow:hidden;
  opacity:.55;
  transition:opacity .18s ease, transform .18s ease, box-shadow .18s ease;
  box-shadow:none !important;
}

.lgc-thumb img{
  width:100%;
  height:auto;
  display:block;
  background:#f5f5f5;
}

.lgc-thumb.lgc-is-active{
  opacity:1;
  transform:scale(1.02);
  box-shadow:0 0 0 1px #6dbbec;
}

/* ===== ARROWS (UP / DOWN) ===== */
.lgc-arrow{
  width:30px;
  height:30px;
  border-radius:999px;
  border:0 !important;
  background:transparent !important;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:0;
  box-shadow:none !important;
  transition:transform .12s ease;
}

.lgc-arrow-icon{
  width:12px;
  height:12px;
  position:relative;
}

/* Chevron mảnh hướng lên / xuống */
.lgc-arrow-icon::before{
  content:"";
  position:absolute;
  inset:2px 2px;
  border-style:solid;
  border-width:0 2px 2px 0;
  border-color:#6dbbec;
  width:8px;
  height:8px;
  margin:auto;
  transition:border-color .18s ease;
}

/* Up arrow */
.lgc-arrow-icon--up::before{
  transform:rotate(-135deg);
}

/* Down arrow */
.lgc-arrow-icon--down::before{
  transform:rotate(45deg);
}

/* Hover: chỉ làm sáng mũi tên, không nền */
.lgc-arrow:hover{
  transform:translateY(-1px);
}
.lgc-arrow:hover .lgc-arrow-icon::before{
  border-color:#4aa0ff;
}

/* ===== DOTS (MOBILE) ===== */
.lgc-dots{
  margin-top:12px;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:10px;
  background:transparent;
}

.lgc-dot{
  width:22px;
  height:2px;
  border-radius:2px;
  border:0;
  padding:0;
  background:#d8d8d8;
  opacity:.6;
  cursor:pointer;
}

.lgc-dot.lgc-is-active{
  background:#111;
  opacity:1;
}

/* ===== DESKTOP (>=1024px) ===== */
@media (min-width:1024px){
  .lgc-gallery{
    display:flex;
    align-items:center;  /* thumbnail căn dọc giữa ảnh */
    gap:24px;
  }

  .lgc-thumbs-wrap{
    order:1;
    flex:0 0 120px;
    max-width:120px;
  }

  .lgc-main{
    order:2;
    flex:1 1 auto;
  }

  .lgc-main-inner{
    display:block;      /* desktop: xếp slide dọc, trượt theo trục Y */
  }

  .lgc-slide{
    width:100%;
    max-width:100%;
  }

  .lgc-slide img{
    width:100%;
    max-width:100%;
    height:auto;
    display:block;
  }

  .lgc-dots{
    display:none;
  }
}

/* ===== MOBILE / TABLET (<=1023px) ===== */
@media (max-width:1023px){
  .lgc-gallery{
    display:block;
  }

  .lgc-thumbs-wrap{
    display:none; /* Ẩn thumbnail + arrow trên mobile */
  }

  .lgc-main{
    margin-bottom:8px;
    background:transparent;
  }

  .lgc-main-inner{
    display:flex;         /* mobile: xếp ngang */
    flex-wrap:nowrap;
    touch-action:pan-y;
  }

  .lgc-slide{
    flex:0 0 100%;
    max-width:100%;
  }

  .lgc-slide img{
    width:100%;
    max-width:100%;
    height:auto;
    display:block;
    background:#f5f5f5;
    border-radius:4px;
  }

  .lgc-dots{
    display:flex;
  }
}

/* ===== NO-SCROLL khi mở lightbox ===== */
html.lgc-no-scroll,
body.lgc-no-scroll{
  overflow:hidden;
}

/* ===== LIGHTBOX OVERLAY ===== */
.lgc-lightbox{
  position:fixed;
  inset:0;
  z-index:9999;
  display:none;
  pointer-events:none;
}

.lgc-lightbox--open{
  display:block;
  pointer-events:auto;
}

.lgc-lightbox-backdrop{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,.72);
}

/* Hộp dialog ở giữa màn hình */
.lgc-lightbox-dialog{
  position:absolute;
  inset:40px 40px;
  display:flex;
  align-items:center;
  justify-content:center;
  pointer-events:none; /* backdrop nhận click, riêng nút/ảnh bật lại */
}

@media (max-width:767px){
  .lgc-lightbox-dialog{
    inset:20px 10px;
  }
}

/* Vùng chứa ảnh */
.lgc-lightbox-main{
  max-width:100%;
  max-height:100%;
  pointer-events:auto;
}

.lgc-lightbox-img{
  max-width:100%;
  max-height:100%;
  display:block;
  border-radius:6px;
  box-shadow:0 18px 45px rgba(0,0,0,.5);
  background:#111;
  cursor:zoom-in;
  transition:transform .25s ease;
}

/* Zoom level 2 */
.lgc-lightbox-img.lgc-lightbox-img--zoomed{
  transform:scale(1.7);
  cursor:zoom-out;
}

/* Close button */
.lgc-lightbox-close{
  position:absolute;
  top:14px;
  right:18px;
  width:32px;
  height:32px;
  border-radius:999px;
  border:0;
  background:rgba(0,0,0,.65);
  color:#fff;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  pointer-events:auto;
}

.lgc-lightbox-close-icon{
  position:relative;
  width:14px;
  height:14px;
}

.lgc-lightbox-close-icon::before,
.lgc-lightbox-close-icon::after{
  content:"";
  position:absolute;
  inset:0;
  margin:auto;
  width:100%;
  height:2px;
  background:#fff;
  border-radius:1px;
}

.lgc-lightbox-close-icon::before{
  transform:rotate(45deg);
}
.lgc-lightbox-close-icon::after{
  transform:rotate(-45deg);
}

/* Side arrows (ẩn bớt trên desktop, giữ ở viewport hẹp) */
.lgc-lightbox-arrow{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  width:34px;
  height:34px;
  border-radius:999px;
  border:0;
  background:transparent !important;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  pointer-events:auto;
}

.lgc-lightbox-arrow--prev{ left:16px; }
.lgc-lightbox-arrow--next{ right:16px; }

.lgc-lightbox-arrow-icon{
  width:14px;
  height:14px;
  position:relative;
}

.lgc-lightbox-arrow-icon::before{
  content:"";
  position:absolute;
  inset:2px 2px;
  border-style:solid;
  border-width:0 2px 2px 0;
  border-color:rgba(255,255,255,.7);
  width:9px;
  height:9px;
  margin:auto;
  transition:border-color .18s ease;
}

/* Prev = mũi tên trái */
.lgc-lightbox-arrow-icon--prev::before{
  transform:rotate(135deg);
}

/* Next = mũi tên phải */
.lgc-lightbox-arrow-icon--next::before{
  transform:rotate(-45deg);
}

.lgc-lightbox-arrow:hover .lgc-lightbox-arrow-icon::before{
  border-color:rgba(255,255,255,1);
}

/* Ẩn side-arrow trên desktop rộng, chỉ dùng footer arrow + swipe */
@media (min-width:1024px){
  .lgc-lightbox-arrow{
    display:none;
  }
}

/* ===== FOOTER COUNTER + ARROWS (giống Eye-OO) ===== */
.lgc-lightbox-footer{
  position:absolute;
  left:50%;
  bottom:24px;
  transform:translateX(-50%);
  display:flex;
  align-items:center;
  gap:16px;
  pointer-events:auto;
  font-size:12px;
  letter-spacing:.12em;
  color:#fff;
}

.lgc-lightbox-counter{
  min-width:70px;
  text-align:center;
}

.lgc-lightbox-footer-arrow{
  background:transparent !important;
  border:0 !important;
  padding:4px 6px;
  cursor:pointer;
  box-shadow:none !important;
}

.lgc-lightbox-footer-icon{
  width:14px;
  height:14px;
  position:relative;
  display:inline-block;
}

.lgc-lightbox-footer-icon::before{
  content:"";
  position:absolute;
  inset:2px 2px;
  border-style:solid;
  border-width:0 1.5px 1.5px 0;
  border-color:rgba(255,255,255,.7);
  width:8px;
  height:8px;
  margin:auto;
  transition:border-color .18s ease;
}

/* Prev */
.lgc-lightbox-footer-icon--prev::before{
  transform:rotate(135deg);
}
/* Next */
.lgc-lightbox-footer-icon--next::before{
  transform:rotate(-45deg);
}

.lgc-lightbox-footer-arrow:hover .lgc-lightbox-footer-icon::before{
  border-color:rgba(255,255,255,1);
}

@media (max-width:767px){
  .lgc-lightbox-footer{
    bottom:14px;
    gap:12px;
  }
}