@import url('https://fonts.googleapis.com/css2?family=Inter+Tight:wght@300;400;500;600&family=Syne:wght@700;800&display=swap');

:root { --black: #000; --white: #fff; --ink: #111; --soft: #ededed; --line: #d8d8d8; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: "Inter Tight", Arial, sans-serif; }
a { color: inherit; text-decoration: none; }

.project-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 28px;
  background: var(--black);
  color: var(--white);
}
.brand { font-size: 1.2rem; font-weight: 600; letter-spacing: -.08em; }
.back { font-size: .72rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }

.video-hero {
  width: 100%;
  height: 100svh;
  min-height: 540px;
  padding-top: 64px;
  background: var(--black);
}
.video-hero iframe { display: block; width: 100%; height: 100%; border: 0; }

.project-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 60px;
  padding: 90px 28px 80px;
  align-items: start;
}
.client { margin: 0; font-size: .72rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }
.project-title h1 {
  margin: 18px 0 0;
  font-family: "Syne", Arial, sans-serif;
  font-size: clamp(2.75rem, 5vw, 5.5rem);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.045em;
}
.concept-copy p {
  max-width: 760px;
  margin: 0;
  font-size: clamp(.95rem, 1.2vw, 1.2rem);
  font-weight: 300;
  line-height: 1.3;
  letter-spacing: -.02em;
}

.additional-videos { padding: 0 28px 120px; }
.video-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.additional-video, .video-placeholder { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--black); }
.additional-video iframe { position: absolute; inset: 0; display: block; width: 100%; height: 100%; border: 0; }
.video-placeholder { display: grid; place-items: center; color: #888; background: var(--soft); font-size: .72rem; letter-spacing: .05em; text-transform: uppercase; }
.video-grid > .additional-video:nth-child(3) {
  grid-column: 1 / -1;
}
.image-section { padding: 0 28px 120px; }
.section-label { margin: 0 0 24px; padding-top: 16px; border-top: 1px solid var(--ink); font-size: .72rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }
.image-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.image-grid img { display: block; width: 100%; height: auto; }
.image-placeholder { display: grid; place-items: center; min-height: 34vw; background: var(--soft); color: #888; font-size: .72rem; letter-spacing: .05em; text-transform: uppercase; }
.image-placeholder.full { grid-column: 1 / -1; min-height: 52vw; }

footer { display: flex; justify-content: space-between; padding: 22px 28px; border-top: 1px solid var(--line); font-size: .72rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }

@media (max-width: 700px) {
  .project-header { padding: 0 16px; }
  .video-hero { height: auto; min-height: 0; aspect-ratio: 16 / 10; }
  .project-heading { grid-template-columns: 1fr; gap: 24px; padding: 70px 16px 60px; }
  .additional-videos { padding: 0 16px 80px; }
  .video-grid { grid-template-columns: 1fr; gap: 10px; }
  .image-section { padding: 0 16px 80px; }
  .image-grid { grid-template-columns: 1fr; gap: 10px; }
  .image-placeholder, .image-placeholder.full { grid-column: auto; min-height: 65vw; }
  footer { padding: 18px 16px; }
}