/* ================================================ */
/* ============== WWDC EXPERIENCE ================= */
/* ================================================ */

body {
  background: #000;
  color: white;
}

/* HERO VIDEO STYLE */

.hero-wwdc {
  position: relative;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-wwdc video,
.hero-wwdc .video-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  filter: brightness(.6);
}

.hero-wwdc .hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  animation: revealUp 1.4s ease forwards;
  opacity: 0;
}

.hero-wwdc h1 {
  font-size: 72px;
  font-weight: 700;
  letter-spacing: -3px;
  margin-bottom: 20px;
  background: linear-gradient(90deg,#fff,#aaa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-wwdc p {
  font-size: 24px;
  opacity: .85;
}

@keyframes revealUp {
  from { opacity:0; transform: translateY(40px); }
  to { opacity:1; transform: translateY(0); }
}

/* SCROLL SECTIONS */

.section-wwdc {
  padding: 160px 24px;
  text-align: center;
}

.section-wwdc h2 {
  font-size: 60px;
  letter-spacing: -2px;
  margin-bottom: 30px;
}

.section-wwdc p {
  font-size: 22px;
  max-width: 900px;
  margin: 0 auto;
  opacity: .75;
}

.glow-card {
  margin-top: 80px;
  padding: 80px;
  border-radius: 40px;
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(30px);
  box-shadow: 0 0 120px rgba(0,120,255,.15);
  transition: all .6s ease;
}

.glow-card:hover {
  transform: scale(1.03);
  box-shadow: 0 0 160px rgba(0,160,255,.35);
}

/* PARALLAX IMAGE BLOCK */

.parallax-wwdc {
  height: 80vh;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
}

.parallax-wwdc h3 {
  font-size: 48px;
  background: rgba(0,0,0,.4);
  padding: 30px 60px;
  border-radius: 30px;
  backdrop-filter: blur(10px);
}

/* PRODUCT GRID */

.product-wwdc {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 40px;
  margin-top: 100px;
}

.product-wwdc .card {
  background: rgba(255,255,255,.08);
  border-radius: 30px;
  padding: 50px;
  transition: all .6s cubic-bezier(.22,.61,.36,1);
}

.product-wwdc .card:hover {
  transform: translateY(-20px);
  box-shadow: 0 40px 120px rgba(0,0,0,.4);
}

/* RESPONSIVE */

@media(max-width:1000px){
  .hero-wwdc h1{ font-size:48px; }
  .product-wwdc{ grid-template-columns:1fr; }
  .section-wwdc h2{ font-size:40px; }
}