:root { color-scheme: dark; font-family: 'Avenir Next', 'Helvetica Neue', Arial, sans-serif; color: #edf1f5; background: #090c12; }
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: #090c12; }
button { font: inherit; }
button:focus-visible { outline: 2px solid #b4dfff; outline-offset: 3px; }
[hidden] { display: none !important; }
.page { width: min(100% - 48px, 1180px); margin: 0 auto; }
.header { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-size: 18px; font-weight: 750; letter-spacing: .13em; }
.brand-dot { color: #e2aa78; }
.header-name { color: #d7e2ec; font-size: 10px; font-weight: 700; letter-spacing: .20em; white-space: nowrap; }
.header-name span { color: #6f8499; }
main { padding: 6px 0 36px; }
.experience { border: 1px solid #263542; background: #0d131c; }
.video-stage { position: relative; aspect-ratio: 1248 / 720; overflow: hidden; background: #0b1420; }
.video-stage video { display: block; width: 100%; height: 100%; object-fit: contain; }
.hotspot { position: absolute; display: grid; place-items: center; padding: 0; border: 0; background: transparent; transform: translate(-50%, -50%); cursor: pointer; }
.hotspot.is-brazier { left: 50%; top: 45%; width: 86px; height: 86px; }
.hotspot-ring { display: block; width: 48px; height: 48px; border: 1px solid rgba(255, 232, 205, .88); border-radius: 50%; background: rgba(42, 24, 13, .05); box-shadow: 0 0 0 5px rgba(255, 230, 205, .08), 0 0 15px rgba(252, 165, 98, .22); animation: breathe 2.4s ease-in-out infinite; }
.hotspot.is-brazier .hotspot-ring { width: 46px; height: 46px; }
.hotspot-dot { position: absolute; width: 4px; height: 4px; border-radius: 50%; background: #fff; box-shadow: 0 0 7px #ffd8a8; }
.hotspot:hover .hotspot-ring { background: rgba(255, 195, 145, .12); box-shadow: 0 0 0 7px rgba(255, 230, 205, .12), 0 0 20px rgba(252, 165, 98, .38); }
.controls { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 13px 22px; border-top: 1px solid #263542; }
.step { display: flex; align-items: center; gap: 20px; min-width: 0; }
.step-number { color: #d9a879; font-size: 11px; font-weight: 700; letter-spacing: .17em; white-space: nowrap; }
.step-label { overflow: hidden; color: #e4ebf2; font-size: 15px; font-weight: 600; white-space: nowrap; text-overflow: ellipsis; }
.actions { display: flex; align-items: center; gap: 12px; }
.action-button { display: flex; align-items: center; gap: 13px; min-width: 166px; height: 43px; padding: 5px 12px 5px 6px; border: 1px solid #786453; border-radius: 3px; background: #2a211d; color: #fff5e9; cursor: pointer; transition: border-color .15s, background .15s; }
.action-button:hover { border-color: #e2b083; background: #362820; }
.action-button:disabled { opacity: .55; cursor: default; }
.action-button kbd { display: grid; place-items: center; width: 31px; height: 31px; border: 1px solid #c69c75; border-radius: 2px; background: #4a3528; font: 700 15px/1 'Avenir Next', 'Helvetica Neue', Arial, sans-serif; }
.action-button > span:nth-child(2) { flex: 1; text-align: left; font-size: 10px; font-weight: 700; letter-spacing: .13em; }
.action-arrow { color: #ecc39e; font-size: 17px; line-height: 1; }
.reset-button { width: 42px; height: 42px; border: 1px solid #263542; border-radius: 3px; background: transparent; color: #8da3b6; cursor: pointer; font-size: 20px; }
.reset-button:hover { color: #edf8ff; border-color: #5c7a91; }
.timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; margin-top: 20px; }
.timeline-step { display: flex; flex-direction: column; gap: 8px; min-height: 44px; padding: 0; border: 0; background: transparent; text-align: left; color: #53697e; font-size: 9px; font-weight: 700; letter-spacing: .10em; cursor: pointer; }
.timeline-step:hover .timeline-bar { background: #68849b; }
.timeline-step.is-current { color: #f0c9a7; }
.timeline-step.is-complete { color: #7b9bb1; }
.timeline-bar { display: block; width: 100%; height: 2px; background: #263542; }
.timeline-bar > span { display: block; width: 100%; height: 100%; background: #dfaa79; transform: scaleX(0); transform-origin: left; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
@keyframes breathe { 0%, 100% { opacity: .75; } 50% { opacity: 1; } }
@media (max-width: 680px) {
  .page { width: min(100% - 20px, 1180px); }
  .header { height: 56px; }
  .brand { font-size: 15px; }
  .header-name { font-size: 8px; letter-spacing: .08em; }
  .header-name span { display: none; }
  .controls { min-height: 65px; padding: 10px; gap: 8px; }
  .step { gap: 8px; }
  .step-number { font-size: 9px; }
  .step-label { max-width: 112px; font-size: 11px; }
  .actions { gap: 5px; }
  .action-button { min-width: 105px; height: 37px; padding: 3px 7px 3px 3px; gap: 6px; }
  .action-button kbd { width: 29px; height: 29px; font-size: 13px; }
  .action-button > span:nth-child(2) { font-size: 8px; letter-spacing: .04em; }
  .action-arrow { display: none; }
  .reset-button { width: 35px; height: 37px; font-size: 17px; }
  .timeline { gap: 7px; margin-top: 13px; }
  .hotspot.is-brazier { width: 68px; height: 68px; }
  .hotspot-ring { width: 37px; height: 37px; }
  .hotspot.is-brazier .hotspot-ring { width: 38px; height: 38px; }
}
@media (prefers-reduced-motion: reduce) { .hotspot-ring { animation: none; } }

.brand { color: inherit; text-decoration: none; }