:root { color-scheme: dark; font-family: Helvetica, Arial, sans-serif; color: #fff1db; background: #10171c; }
* { box-sizing: border-box; }
body { margin: 0; min-width: 280px; }
.backdrop { position: fixed; inset: 0; pointer-events: none; background: #10171c url("assets/london-street.jpg") center center / cover no-repeat; }
.backdrop::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, #080d1270, transparent 72%), linear-gradient(0deg, #080d1299, transparent 30%); }
.poster { position: relative; min-height: 100vh; min-height: 100svh; padding: 36px 5vw 28px; display: flex; flex-direction: column; justify-content: space-between; gap: 64px; }
.masthead, .signoff { display: flex; align-items: center; justify-content: space-between; }
.masthead { justify-content: flex-end; min-height: 30px; font-size: 12px; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; }
.artist { padding: 1rem 0 2rem; }
h1 { margin: 0 0 44px; font-size: clamp(68px, 12.4vw, 194px); font-weight: 800; line-height: .83; letter-spacing: -.075em; }
h1 > span { display: block; }
h1 > span + span { margin-top: .08em; }
.platforms { display: flex; flex-wrap: wrap; gap: 12px; }
.platforms a { display: flex; align-items: center; gap: 16px; width: 250px; min-height: 84px; padding: 16px 20px; color: #fff1db; border: 1px solid #fff1db70; background: #21170fb3; text-decoration: none; transition: background .2s, color .2s, transform .2s; }
.icon { flex: 0 0 28px; width: 28px; height: 28px; }
.link-copy { display: flex; flex-direction: column; gap: 4px; }
.action { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.platform-name { font-size: 21px; font-weight: 600; letter-spacing: -.025em; }
.arrow { margin-left: auto; font-size: 26px; }
.platforms a:hover { color: #241711; background: #fff1db; transform: translateY(-3px); }
.platforms a:focus-visible { outline: 3px solid #ffd48a; outline-offset: 5px; }
.signoff { padding-top: 20px; border-top: 1px solid #fff1db45; font-size: 11px; letter-spacing: .04em; color: #e4cdb6; }
.contact { position: relative; }
.contact summary { cursor: pointer; list-style: none; padding: 12px 8px; margin: -12px -8px; text-decoration: underline; text-underline-offset: 4px; }
.contact summary::-webkit-details-marker { display: none; }
.contact summary:focus-visible { outline: 2px solid #ffd48a; outline-offset: 4px; }
.contact p { position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); margin: 0 0 20px; padding: 16px 20px; width: max-content; background: #10171cf2; border: 1px solid #fff1db70; color: #fff1db; font-size: 14px; }
@media (max-width: 600px) {
  .poster { padding: 24px 24px 22px; gap: 72px; }
  .backdrop { background-position: 67% center; }
  .backdrop::after { background: linear-gradient(90deg, #080d1270, #080d1220), linear-gradient(0deg, #080d12aa, transparent 45%); }
  h1 { font-size: clamp(46px, 13.5vw, 81px); margin-bottom: 36px; }
  .platforms { flex-direction: column; }
  .platforms a { width: 100%; max-width: 340px; min-height: 78px; }
  .signoff { gap: 16px; font-size: 10px; flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) { .platforms a { transition: none; } }