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

html {
  scroll-behavior: auto;
}

body {
  background: #ffffff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  padding: 28px 36px;
}

.logo {
  width: 44px;
  height: auto;
  display: block;
}

/* Tall track that drives the scroll animation */
.scroll-stage {
  height: 500vh;
  position: relative;
}

.sticky-viewport {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #ffffff;
}

#frame-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Soft white glow over the frame edges so the video blends into the page */
.edge-fade {
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 140px 70px #ffffff;
}

.site-footer {
  padding: 48px 0 56px;
  text-align: center;
  background: #ffffff;
}

.site-footer p {
  color: #999;
  font-size: 14px;
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  .site-header {
    padding: 18px 20px;
  }
  .logo {
    width: 34px;
  }
}