:root {
  --primary: #1f7a4d;
  --primary-light: #2ea36a;
  --bg: #f4f7f6;
  --card-bg: #ffffff;
  --text-dark: #1a1a1a;
  --text-light: #6b7280;
}

.activities-page {
  font-family: 'Segoe UI', sans-serif;
  background: var(--bg);
}

.activities-page .container-fluid {
  max-width: 100%;
  margin: 0 auto;
  padding: 20px;
}

.activities-page {
  width: 100%;
  min-width: 0;
  margin: 0;
  padding: 20px 0px;
}

.activities-page .event {
  width: calc(100% - 40px);
  margin: 10px auto;
  max-width: none;
}

@media (min-width: 1200px) {
  .activities-page .event {
    width: calc(100% - 80px);
  }
}

h1 {
  text-align: center;
  color: var(--text-dark);
  margin-bottom: 25px;
}

.event {
  background: var(--card-bg);
  border-radius: 16px;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  overflow: hidden;
  transition: 0.2s ease;
}

.event:hover {
  transform: translateY(-2px);
}

.event-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  cursor: pointer;
}

.event-header h2 {
  margin: 0;
  font-size: 17px;
  color: var(--primary);
}

.event-header p {
  margin: 4px 0 0;
  color: var(--text-light);
  font-size: 13px;
}

.arrow {
  transition: 0.3s;
  color: var(--primary);
}

.arrow.rotate {
  transform: rotate(90deg);
}

.event-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.event-content.open {
  max-height: 1200px;
  padding: 0 16px 16px;
}

.grid, .extra-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 10px;
}

@media (max-width: 768px) {
  .grid, .extra-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid img, .extra-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
  border: 2px solid #a7a7a7;
  box-shadow: 0 10px 18px rgba(0,0,0,0.18);
}

.grid img:hover, .extra-grid img:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 18px rgba(0,0,0,0.18);
}

.more-btn {
  display: inline-block;
  margin-top: 12px;
  font-size: 14px;
  letter-spacing: 0.2px;
  color: #fff;
  background: linear-gradient(135deg, #16a34a, #2ea36a);
  border: 0;
  border-radius: 999px;
  padding: 8px 16px;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(31, 122, 77, 0.3);
}

.more-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(31, 122, 77, 0.38);
}

.more {
  position: relative;
}

.more span {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  border-radius: 10px;
}