.elementor-1656 .elementor-element.elementor-element-832788d{--display:flex;--min-height:40vh;--flex-direction:row;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--justify-content:center;--align-items:center;--gap:0px 0px;--row-gap:0px;--column-gap:0px;--overlay-opacity:0.2;--overlay-mix-blend-mode:lighten;}.elementor-1656 .elementor-element.elementor-element-832788d:not(.elementor-motion-effects-element-type-background), .elementor-1656 .elementor-element.elementor-element-832788d > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#1F1F1F;}.elementor-1656 .elementor-element.elementor-element-832788d::before, .elementor-1656 .elementor-element.elementor-element-832788d > .elementor-background-video-container::before, .elementor-1656 .elementor-element.elementor-element-832788d > .e-con-inner > .elementor-background-video-container::before, .elementor-1656 .elementor-element.elementor-element-832788d > .elementor-background-slideshow::before, .elementor-1656 .elementor-element.elementor-element-832788d > .e-con-inner > .elementor-background-slideshow::before, .elementor-1656 .elementor-element.elementor-element-832788d > .elementor-motion-effects-container > .elementor-motion-effects-layer::before{background-image:url("https://media.bangtai-vn.com/2026/08/du-an-bang-tai-viet.jpg.webp");--background-overlay:'';background-position:center center;background-repeat:no-repeat;background-size:cover;}.elementor-1656 .elementor-element.elementor-element-832788d::before{filter:brightness( 100% ) contrast( 100% ) saturate( 0% ) blur( 0px ) hue-rotate( 0deg );}.elementor-1656 .elementor-element.elementor-element-32d7191 .elementor-heading-title{font-size:4rem;letter-spacing:0px;color:#FFFFFF;}.elementor-1656 .elementor-element.elementor-element-76ae961{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--margin-top:50px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;--padding-top:7px;--padding-bottom:7px;--padding-left:0px;--padding-right:0px;}.elementor-1656 .elementor-element.elementor-element-6f38353{--display:flex;--flex-direction:column;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--align-items:center;--padding-top:0em;--padding-bottom:7em;--padding-left:0em;--padding-right:0em;}.elementor-1656 .elementor-element.elementor-element-6f38353:not(.elementor-motion-effects-element-type-background), .elementor-1656 .elementor-element.elementor-element-6f38353 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#FAFAFA;}.elementor-1656 .elementor-element.elementor-element-09e6356{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;}@media(max-width:767px){.elementor-1656 .elementor-element.elementor-element-832788d{--min-height:20vh;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;}.elementor-1656 .elementor-element.elementor-element-32d7191 .elementor-heading-title{font-size:2rem;}.elementor-1656 .elementor-element.elementor-element-76ae961{--margin-top:0px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}}/* Start custom CSS for html, class: .elementor-element-4397eee *//* General Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, sans-serif; /* Dùng font mặc định hệ điều hành */
  background: #f9f9f9;
}

/* Container */
.ptt-gallery {
  max-width: 1200px;
  margin: 50px auto;
  padding: 0 16px;
}

/* Grid layout */
.ptt-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  justify-content: center;
}

/* Card */
.ptt-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  height: 300px;
  background: #ddd;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  transition: transform 0.5s ease;
}

.ptt-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.ptt-card:hover img {
  transform: scale(1.08);
}

/* Info overlay */
.ptt-info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 20px;
  background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.85) 100%);
  display: flex;
  justify-content: flex-start;
  align-items: flex-end;
  pointer-events: none;
}

/* Info text */
.ptt-info-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
  transform: translateY(0);
  transition: transform 400ms ease;
  max-width: max-content;
  pointer-events: auto;
}

.ptt-card:hover .ptt-info-content {
  transform: translateY(-10px);
}

.ptt-tag {
  background: rgba(255, 255, 255, 0.25);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: #fff;
  display: inline-block;
  white-space: nowrap;
  max-width: max-content;
}

.ptt-info h3 {
  margin: 0;
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.2;
}

/* =========================================
   THÊM ĐOẠN NÀY ĐỂ ÉP 1 CỘT TRÊN ĐIỆN THOẠI
========================================= */
@media (max-width: 767px) {
  .ptt-grid {
    grid-template-columns: 1fr; /* Đưa về 1 cột (1 bài trên 1 hàng) */
  }
}/* End custom CSS */