body { font-size: 16px; line-height: 1.6; }
main { max-width: 1440px; margin: auto; padding: 28px 32px 56px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 26px; border-bottom: 1px solid var(--border); }
h1 { font-size: clamp(30px,4vw,48px); font-weight: 700; line-height: 1.15; margin: 12px 0 18px; }
h2 { font-size: clamp(27px,3vw,38px); line-height: 1.2; margin: 12px 0; }
h3 { font-size: 21px; line-height: 1.3; margin: 0; }
p { color: #bbc0c8; max-width: 920px; }
video { width: 100%; display: block; background: #101216; border: 1px solid var(--border-light); border-radius: 4px; margin-top: 28px; }
nav { display: flex; gap: 24px; flex-wrap: wrap; margin: 20px 0; }
header nav { margin: 0; }
.section-nav { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; padding: 0 0 18px; margin-bottom: 30px; }
.section-nav a { color: var(--muted); text-decoration: none; }
.section-nav a:hover { color: var(--gold); }
.cards { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 14px; margin-top: 24px; }
button { padding: 0; border: 1px solid var(--border-light); border-radius: 4px; background: var(--surface); text-align: left; overflow: hidden; transition: background .15s, border-color .15s; }
button:hover:not(:disabled) { background: var(--elevated); border-color: var(--gold); }
button:disabled { opacity: .5; }
button img { width: 100%; display: block; }
button span { display: block; padding: 11px 14px; }
button small { display: block; color: var(--muted); font-size: 12px; }
.details { font-size: 13px; color: var(--muted); }
.note { border-left: 2px solid var(--gold); padding-left: 16px; margin-top: 30px; font-size: 14px; }
.tour-section { border-top: 1px solid var(--border-light); margin-top: 64px; padding-top: 36px; scroll-margin-top: 24px; }
.tour-filters { display: flex; gap: 8px; flex-wrap: wrap; margin: 22px 0; }
.tour-filters button { font-size: 12px; text-transform: uppercase; letter-spacing: .07em; padding: 8px 16px; border-radius: 999px; }
.tour-filters [aria-pressed="true"] { color: var(--gold); background: #f5c5181a; border-color: var(--gold); }
.tour-player { position: relative; aspect-ratio: 16/9; background: #101216; border-radius: 4px; overflow: hidden; }
.tour-player video { margin: 0; height: 100%; border-radius: 0; }
.tour-start { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; gap: 12px; background: linear-gradient(transparent,#10121699); border: 0; text-align: center; text-transform: uppercase; font-size: 12px; letter-spacing: .1em; }
.tour-start:hover:not(:disabled) { background: linear-gradient(transparent,#101216cc); }
.tour-start span { padding: 0; }
.play-icon { display: grid; place-items: center; width: 66px; height: 66px; border-radius: 50%; background: var(--gold); color: var(--background); border: 1px solid var(--gold); font-size: 26px; padding-left: 5px !important; }
.tour-start:focus-visible { outline-offset: -5px; }
.tour-caption { display: flex; justify-content: space-between; align-items: baseline; gap: 18px; margin-top: 18px; }
.tour-caption p { margin: 4px 0 0; }
.tour-caption a { font-size: 13px; white-space: nowrap; }
.tour-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 14px; margin-top: 22px; }
.tour-card { min-width: 0; }
.tour-card[aria-pressed="true"] { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold); }
.tour-card img { aspect-ratio: 16/9; object-fit: cover; }
.tour-card .clip-heading { padding: 11px 13px 2px; font-size: 16px; font-weight: 600; line-height: 1.25; }
.tour-card .clip-details { padding: 0 13px 12px; font-size: 12px; }
.tour-card .clip-kind { color: var(--cyan); font-weight: 400; }
.tour-card .clip-duration { font: 11px var(--font-mono); }
.tour-status { min-height: 23px; margin: 9px 0; }
.tour-description { max-width: 950px; }
.tour-retry { padding: 8px 14px; }
@media (max-width: 900px) { .tour-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 740px) {
  main { padding: 24px 16px; }
  header { align-items: flex-start; flex-wrap: wrap; }
  .brand img { width: 44px; height: 36px; }
  .brand-name { font-size: 18px; }
  .brand small { font-size: 8px; }
  .cards { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .section-nav { gap: 14px; font-size: 10px; }
  .tour-section { margin-top: 42px; padding-top: 26px; }
  .tour-caption { align-items: flex-start; flex-direction: column; gap: 8px; }
  .tour-filters { gap: 6px; }
  .tour-filters button { padding: 7px 12px; font-size: 11px; }
  .tour-card .clip-heading { font-size: 15px; padding: 10px 10px 3px; }
  .tour-card .clip-details { padding: 0 10px 10px; }
}