html, body {
  height: 100%;
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: url('https://images.stockcake.com/public/6/2/b/62b2fddf-3721-4bb9-9a0b-e3a11725ac45_large/elegant-navy-gradient-stockcake.jpg') no-repeat center center fixed;
  background-size: cover;
  color: #fff;
  overflow-x: hidden;
}

/* Fade-in for page */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  opacity: 0;
  animation: fadePageIn 1.2s ease forwards;
}

@keyframes fadePageIn {
  from { opacity: 0; transform: scale(0.99); }
  to { opacity: 1; transform: scale(1); }
}

.wrapper {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

header {
  text-align: center;
  padding: 40px 20px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 1.5s ease forwards;
  animation-delay: 0.3s;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

header h1 {
  font-size: 2.8rem;
  margin: 0;
  letter-spacing: 1px;
  text-shadow: 0 0 15px rgba(255,255,255,0.4);
}

header p {
  font-size: 1.1rem;
  margin-top: 10px;
  opacity: 0.8;
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 30px;
  opacity: 0;
  animation: fadeUp 1.5s ease forwards;
  animation-delay: 0.6s;
}

/* Box links */
.box-link {
  display: block;
  text-decoration: none;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  padding: 20px;
  border-radius: 14px;
  box-shadow: 0 8px 18px rgba(0,0,0,0.4);
  transition: all 0.45s ease;
  position: relative;
  overflow: hidden;
  transform: translateY(10px);
  opacity: 0;
}

/* Animate each box in staggered order */
.box-link:nth-child(1) { animation: fadeUp 1s ease forwards 0.8s; }
.box-link:nth-child(2) { animation: fadeUp 1s ease forwards 1s; }
.box-link:nth-child(3) { animation: fadeUp 1s ease forwards 1.2s; }
/* You can continue pattern if you want for more items */

.box-link:hover {
  transform: translateY(-8px) scale(1.03);
  background: rgba(255,255,255,0.15);
  box-shadow: 0 12px 30px rgba(0,0,0,0.6);
}

/* Soft glowing border on hover */
.box-link::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: 14px;
  border: 2px solid transparent;
  transition: all 0.4s ease;
}

.box-link:hover::before {
  border: 2px solid rgba(173, 216, 255, 0.7);
  box-shadow: 0 0 15px rgba(173, 216, 255, 0.6);
}

.box-link img {
  filter: blur(8px) brightness(0.8);
  transform: scale(1.05);
  transition: all 0.5s ease;
  border-radius: 12px;
}

.box-link img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 15px;
  transition: transform 0.4s ease;
}

.box-link:hover img {
  transform: scale(1.05);
}

.box-link h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-weight: 600;
}

.box-link p {
  opacity: 0.85;
  font-size: 0.95rem;
}

/* Music Control */
.music-control {
  position: fixed;
  top: 25px;
  right: 25px;
  z-index: 1000;
}

#music-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.35);
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.3), rgba(255,255,255,0.05));
  box-shadow:
    0 0 15px rgba(255,255,255,0.15),
    inset 0 0 8px rgba(255,255,255,0.1);
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: all 0.35s ease;
  padding: 0; /* make sure there’s no default padding */
  line-height: 1; /* prevent vertical misalignment */
}

#music-btn:hover {
  transform: scale(1.1);
  background: rgba(255,255,255,0.25);
  box-shadow: 0 0 25px rgba(255,255,255,0.5);
}

/* Active (when music is playing) */
#music-btn.playing {
  color: #aee0ff;
  box-shadow: 0 0 20px rgba(173, 216, 255, 0.8);
}


/* Page transition */
body.fade-out {
  opacity: 0;
  transition: opacity 0.8s ease;
}

/* Footer fade-in */
footer {
  background-color: rgba(0,0,0,0.5);
  text-align: center;
  padding: 25px 10px;
  font-size: 0.9rem;
  font-weight: 500;
  opacity: 0;
  animation: fadeUp 1.5s ease forwards;
  animation-delay: 1.4s;
}