/* =========================
   OUR ACTIVITIES
========================= */
 
.activity-section{
  background: var(--bg-white);  
  padding-bottom: 38px;
}
.activity-title{  
  margin: 0;
  text-transform: uppercase; 
  color: var(--text);
}
.activity-underline{
  width: 160px;
  height: 4px; 
  margin: var(--mt-top-line) auto 0;
  border-radius: var(--radius-line);
  background: var(--bg-line);
}
.activity-panel{
  text-align: center;  
  margin-bottom: clamp(32px, 7.2vw, 64px);
}
/* ===== Grid ===== */
.activity-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;  
}

/* ===== Card base ===== */
.activity-card{
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;      /* สี่เหลี่ยมจัตุรัส */
  overflow: hidden;
 /* border-radius: 6px;*/
}

/* Image card */
.activity-card.image img{
  width: 100%;
  /*height: 100%;
  object-fit: contain;*/
  height: auto;
  display: block;
  object-fit: contain;
  transition: transform .6s ease;
}
.activity-card.image:hover img{
  transform: scale(1.05);
}

/* Quote card */
.activity-card.quote{
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(18px, 4vw, 36px);
  text-align: center;
}

.activity-card.quote p{
  margin: 0;
  font-size: clamp(16px, 2vw, 22px);
  line-height: 1.4;
  font-weight: 700;
  color: rgba(35,30,23,.88);
}

/* ===== Responsive ===== */
@media (max-width: 1024px){
  .activity-grid{
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px){
  .activity-grid{
    grid-template-columns: 1fr;
  }
  .activity-card{
    aspect-ratio: 4 / 3; /* มือถือให้ดูไม่สูงเกิน */
  }
}