.flash-sale-section{
  margin-top:30px;
  margin-bottom:30px;
  background:#ff4500;
  border-radius:12px;
  padding:18px 18px 22px;
  color:#fff;
  overflow:hidden;
}
.flash-sale-inner{ max-width:1620px; margin:0 auto; }

/* header */
.flash-sale-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  margin-bottom:16px;
}
.flash-sale-title{
  display:flex;
  align-items:center;
  gap:14px;
}
.flash-sale-title .label{
  font-size:28px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:1px;
}
.flash-sale-countdown{
  display:inline-flex;
  align-items:center;
  gap:4px;
}
.fs-box{
  min-width:28px;
  padding:4px 4px 5px;
  border-radius:4px;
  background:#000;
  font-weight:700;
  font-size:18px;
  text-align:center;
}
.fs-colon{
  font-weight:700;
  font-size:18px;
}

.flash-sale-tabs{
  display:flex;
  gap:10px;
}
.flash-sale-tabs .tab-btn{
  border-radius:20px;
  border:0;
  padding:8px 16px;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  background:#ff7b00;
  color:#fff;
}
.flash-sale-tabs .tab-btn.active{
  background:#fff;
  color:#ff4500;
}

/* slider row */
.flash-sale-body{
  background:#fff;
  border-radius:10px;
  padding:14px 10px 14px;
}
.flash-sale-row.owl-carousel .owl-stage-outer{ overflow:visible; }

.flash-sale-card{
  padding:0 4px;
}
.fs-card-inner{
  background:#fff;
  border-radius:10px;
  box-shadow:0 4px 14px rgba(0,0,0,.08);
  padding:10px 10px 10px;
  height:100%;
  display:flex;
  flex-direction:column;
}
.fs-card-topline{
  display:flex;
  justify-content:flex-start;
  margin-bottom:6px;
}
.fs-brand-badge{
  font-size:11px;
  font-weight:700;
  padding:4px 6px;
  border-radius:4px;
  background:#ffeded;
  color:#ff4500;
}

.fs-thumb-link{ display:block; }
.fs-thumb{
  width:100%;
  aspect-ratio:4/3;
  background:#f8fafc;
  border-radius:8px;
  overflow:hidden;
  margin-bottom:8px;
}
.fs-thumb-img{
  width:100%;
  height:100%;
  object-fit:contain;
  display:block;
}

.fs-info{ display:flex; flex-direction:column; gap:6px; }
.fs-title{
  font-size:14px;
  font-weight:500;
  margin:0;
  min-height:38px;
}
.fs-title a{
  color:#111827;
  text-decoration:none;
}
.fs-title a:hover{ color:#0b57d0; }

.fs-price-block{ display:flex; flex-direction:column; gap:2px; }
.fs-price-main{
  font-size:18px;
  font-weight:800;
  color:#e10000;
}
.fs-price-sub{
  display:flex;
  align-items:center;
  gap:6px;
}
.fs-price-old{
  font-size:13px;
  color:#6b7280;
  text-decoration:line-through;
}
.fs-price-off{
  font-size:13px;
  font-weight:700;
  color:#16a34a;
}

.fs-progress-text{
  font-size:12px;
  display:flex;
  align-items:center;
  gap:4px;
  color:#ef4444;
}
.fs-progress-text .fire{ font-size:14px; }

.fs-progress-bar{
  position:relative;
  width:100%;
  height:8px;
  border-radius:999px;
  background:#fee2e2;
  overflow:hidden;
}
.fs-progress-fill{
  position:absolute;
  inset:0;
  width:40%;
  background:linear-gradient(90deg,#f97316,#ef4444);
}

/* footer */
.flash-sale-footer{
  margin-top:14px;
  text-align:center;
}
.fs-btn-all{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 26px;
  border-radius:999px;
  background:#fff;
  color:#ff4500;
  font-weight:700;
  font-size:14px;
  text-decoration:none;
  box-shadow:0 4px 12px rgba(0,0,0,.18);
}
.fs-btn-all:hover{
  background:#fef3c7;
}


.fs-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 38px;   /* đúng với thiết kế của anh */
}