* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  line-height: 1.6;
  color: #1e293b;
  background: #f8fafc;
}

.container {
  width: 90%;
  max-width: 1400px;
  margin: auto;
}

/* ================= HEADER ================= */

.header {
  position: fixed;
  top: 0;
  width: 100%;
  height: 80px;
  background: #0f172a;
  z-index: 1000;
}

.header-inner {
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 45px;
  width: auto;
}

.hamburger {
  display: none;
}

/* ================= NAV ================= */

.nav {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav a {
  color: #ffffff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: 0.3s ease;
  letter-spacing: 0.5px;
}

.nav a:hover {
  opacity: 0.7;
}

/* ================= HERO ================= */

.event-hero {
  background: linear-gradient(to right, #0f172a, #1e293b);
  color: white;
  padding: 120px 0 90px;
  text-align: center;
}

.event-hero h1 {
  font-size: 38px;
  margin-bottom: 15px;
}

.event-hero p {
  font-size: 18px;
  opacity: 0.9;
}

/* ================= OVERVIEW ================= */

.event-overview {
  padding: 100px 0;
  background: linear-gradient(to bottom, #ffffff, #f1f5f9);
}

.section-title {
  font-size: 26px;
  font-weight: 600;
  margin-bottom: 30px;
  text-align: center;
}

.event-description {
  max-width: 800px;
  margin: auto;
  text-align: center;
  margin-bottom: 50px;
  color: #475569;
}

.event-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.event-stats div {
  width: 280px;
  min-height: 160px;
  background: #ffffff;
  padding: 35px 30px;
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  text-align: center;
  transition: 0.3s ease;
}

.event-stats div:hover {
  transform: translateY(-6px);
}

.event-stats h3 {
  font-size: 28px;
  color: #0f172a;
}

/* ================= INITIATIVES SECTION ================= */

/* ================= INITIATIVES ================= */

.event-activities {
  padding: 100px 0;
  background: #ffffff;
}

.initiative-card {
  position: relative;
  background: #ffffff;
  padding: 35px;
  border-radius: 24px;
  margin-bottom: 80px;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
}

.initiative-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.initiative-card p {
  margin-bottom: 20px;
  color: #555;
  font-size: 15px;
  line-height: 1.7;
}

/* ================= HORIZONTAL IMAGE SCROLL ================= */

.activity-gallery {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding-bottom: 10px;
  scrollbar-width: none;
}

.activity-gallery::-webkit-scrollbar {
  display: none;
}

.activity-gallery img {
  min-width: 260px;
  height: 180px;
  object-fit: cover;
  border-radius: 12px;
  cursor: pointer;
  transition: 0.3s ease;
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
}

.activity-gallery img:hover {
  transform: scale(1.05);
}

/* ================= FOOTER ================= */

footer {
  background: #0f172a;
  color: white;
  text-align: center;
  padding: 25px 0;
  font-size: 14px;
}

/* ================= LIGHTBOX ================= */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.9);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.lightbox img {
  width: 60%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 18px;
}

.close-btn,
.nav-btn {
  position: absolute;
  color: #fff;
  cursor: pointer;
}

.close-btn {
  top: 30px;
  right: 40px;
  font-size: 40px;
}

.nav-btn {
  top: 50%;
  transform: translateY(-50%);
  font-size: 50px;
  padding: 10px 20px;
}

.prev { left: 5%; }
.next { right: 5%; }

/* ================= RESPONSIVE ================= */

@media (max-width: 992px) {

  .activity-gallery img {
    min-width: 220px;
    height: 160px;
  }
}

@media (max-width: 768px) {

  .event-stats {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

   .activity-gallery {
    scroll-snap-type: x mandatory;
  }

  .activity-gallery img {
    min-width: 85%;
    height: 200px;
    scroll-snap-align: start;
  }


  .lightbox img {
    width: 90%;
  }

  .hamburger {
    display: block;
    font-size: 24px;
    color: #fff;
    cursor: pointer;
    
  }

  .nav {
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: #0f172a;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 25px 0;
    display: none;
  }

  .nav.active {
    display: flex;
  }
}

/* ===== FIXED GALLERY ARROWS ===== */

.gallery-arrow {
  position: absolute;
  top: 65%;              /* aligns near gallery center */
  transform: translateY(-50%);
  background: rgba(15,23,42,0.85);
  color: #fff;
  border: none;
  font-size: 22px;
  padding: 10px 14px;
  cursor: pointer;
  border-radius: 50%;
  z-index: 20;
  transition: 0.3s ease;
}

.gallery-arrow:hover {
  background: #0f172a;
}

.prev-arrow {
  left: 15px;
}

.next-arrow {
  right: 15px;
}

.event-description a {
  color: #0f172a;
  font-weight: 600;
  text-decoration: none;
}

@media (max-width: 768px) {

  .gallery-arrow {
    font-size: 16px;
    top: 78%; 
    padding: 8px 10px;
  }

}