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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #0b0b0c;
  color: #fff;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 48px;
  z-index: 100;
  color: #fff;
  mix-blend-mode: difference;
}

.site-header .logo {
  font-weight: 600;
  letter-spacing: 0.1em;
  font-size: 14px;
}

.site-header nav a {
  color: #fff;
  text-decoration: none;
  margin-left: 32px;
  font-size: 14px;
  letter-spacing: 0.03em;
}

/* ---- Scroll-scrub hero ---- */

.scroll-spacer {
  height: 200vh; /* tune this: taller = slower/more controlled scrub */
  position: relative;
}

.video-pinned {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  background: #000;
}

#hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-overlay {
  position: absolute;
  bottom: 60px;
  left: 48px;
  z-index: 5;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.hero-overlay h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.scroll-hint {
  margin-top: 12px;
  font-size: 13px;
  letter-spacing: 0.08em;
  opacity: 0.7;
  text-transform: uppercase;
}

/* ---- Next section ---- */

.next-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 80px 24px;
  background: #111;
}

.next-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
  font-weight: 500;
}

.next-section p {
  opacity: 0.7;
  max-width: 500px;
}