* {
  box-sizing: border-box;
}

:root {
  color-scheme: dark;
  font-family: "Segoe UI", Arial, sans-serif;
  background: #02040b;
  color: #f5f7ff;
}

body {
  margin: 0;
}

.hidden {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.finale-body {
  min-width: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: radial-gradient(circle at 50% 15%, #19284a 0, #090d1b 34%, #02040b 72%);
}

.finale-atmosphere {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.finale-shell {
  position: relative;
  width: min(70rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 4rem) 0 3rem;
}

.finale-header {
  max-width: 55rem;
  margin: 0 auto 1.5rem;
  text-align: center;
}

.finale-kicker {
  color: #71efff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.2em;
}

.finale-header h1 {
  margin: 0.5rem 0;
  color: #ffd86b;
  font-size: clamp(2rem, 7vw, 4.5rem);
  line-height: 1.05;
  text-shadow: 0 0 1.6rem rgba(255, 216, 107, 0.45);
}

.finale-completion-status,
.finale-playback-status {
  min-height: 1.5em;
  color: #c9d5ef;
}

.finale-panel,
.finale-experience {
  width: min(58rem, 100%);
  margin: 0 auto;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  border: 1px solid rgba(113, 239, 255, 0.5);
  border-radius: 1.25rem;
  background: linear-gradient(145deg, rgba(8, 14, 30, 0.94), rgba(15, 9, 31, 0.92));
  box-shadow: 0 0 2rem rgba(64, 216, 255, 0.18);
  text-align: center;
}

.finale-panel h2 {
  margin: 0.6rem 0;
  color: #ffd86b;
}

.finale-lock-icon,
.finale-unlock-icon {
  display: block;
  font-size: 3rem;
}

.finale-incomplete-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  max-width: 42rem;
  margin: 1.25rem auto;
  padding: 0;
  list-style: none;
  text-align: left;
}

.finale-incomplete-list li {
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 0.6rem;
  background: rgba(0, 0, 0, 0.25);
}

.finale-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1rem;
  border: 2px solid #71efff;
  border-radius: 0.55rem;
  background: rgba(6, 24, 40, 0.9);
  color: #fff;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.finale-button:hover,
.finale-button:focus-visible {
  border-color: #ffd86b;
  outline: none;
  box-shadow: 0 0 1rem rgba(255, 216, 107, 0.4);
}

.finale-button.secondary {
  border-color: #8290aa;
  background: rgba(15, 19, 32, 0.92);
}

.finale-button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.finale-experience {
  padding: clamp(1rem, 3vw, 1.6rem);
}

.finale-player-state {
  opacity: 1;
  transition: opacity 1.6s ease;
}

.finale-experience.is-founder-transition .finale-player-state {
  opacity: 0;
  pointer-events: none;
}

.founder-thank-you {
  position: relative;
  isolation: isolate;
  max-width: 48rem;
  margin: 0 auto;
  padding: clamp(1.2rem, 4vw, 2.8rem);
  border: 1px solid rgba(255, 216, 107, 0.32);
  border-radius: 1rem;
  background:
    radial-gradient(circle at 50% 12%, rgba(255, 216, 107, 0.11), transparent 34%),
    linear-gradient(155deg, rgba(4, 8, 19, 0.98), rgba(13, 9, 26, 0.98));
  box-shadow: inset 0 0 3rem rgba(113, 239, 255, 0.04), 0 1rem 3rem rgba(0, 0, 0, 0.42);
  color: #e9edf7;
  opacity: 0;
  text-align: left;
  transform: translateY(0.75rem);
  transition: opacity 1.8s ease, transform 1.8s ease;
}

.founder-thank-you::before {
  position: absolute;
  z-index: -1;
  inset: 8% 4%;
  display: grid;
  color: rgba(113, 239, 255, 0.025);
  content: "GSA";
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(7rem, 26vw, 15rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  place-items: center;
  pointer-events: none;
}

.founder-thank-you.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.founder-thank-you:focus {
  outline: none;
}

.founder-crest {
  color: rgba(255, 216, 107, 0.7);
  font-size: 2rem;
  text-align: center;
  text-shadow: 0 0 1rem rgba(255, 216, 107, 0.28);
}

.founder-kicker {
  margin: 0.35rem 0 0;
  color: #71efff;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-align: center;
}

.founder-thank-you h2 {
  margin: 0.45rem 0 1.4rem;
  color: #fff1bd;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.7rem, 5vw, 2.65rem);
  font-weight: 700;
  text-align: center;
}

.founder-message {
  max-width: 42rem;
  margin: 0 auto;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1rem, 2vw, 1.13rem);
  line-height: 1.72;
}

.founder-message p {
  margin: 0 0 1rem;
}

.founder-belief {
  color: #ffd86b;
  font-size: clamp(1.12rem, 2.5vw, 1.35rem);
  text-align: center;
}

.founder-signature {
  margin-top: 1.6rem;
  color: #c9d5ef;
  text-align: right;
}

.finale-stage {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid rgba(255, 216, 107, 0.5);
  border-radius: 1rem;
  background: #02040b;
  box-shadow: 0 1.25rem 3rem rgba(0, 0, 0, 0.48);
  isolation: isolate;
}

.finale-scene-stack,
.finale-stage-vignette {
  position: absolute;
  inset: 0;
}

.finale-scene-stack {
  z-index: 0;
  overflow: hidden;
}

.finale-scene-layer {
  position: absolute;
  inset: -2.5%;
  width: 105%;
  height: 105%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.025);
  transition: opacity 1.45s ease;
  will-change: opacity, transform;
}

.finale-scene-layer.is-active {
  opacity: 1;
}

.finale-scene-layer.is-active.motion-push {
  animation: finale-push 15s linear both;
}

.finale-scene-layer.is-active.motion-pull {
  animation: finale-pull 18s linear both;
}

.finale-scene-layer.is-active.motion-pan-left {
  animation: finale-pan-left 15s linear both;
}

.finale-scene-layer.is-active.motion-pan-right {
  animation: finale-pan-right 15s linear both;
}

.finale-stage-vignette {
  z-index: 1;
  background:
    linear-gradient(to bottom, rgba(2, 4, 11, 0.06) 42%, rgba(2, 4, 11, 0.6) 100%),
    radial-gradient(ellipse at center, transparent 48%, rgba(2, 4, 11, 0.42) 100%);
  pointer-events: none;
}

.finale-title-card {
  position: absolute;
  z-index: 2;
  inset: 0;
  display: grid;
  padding: clamp(1rem, 5vw, 3rem);
  place-items: center;
  background: rgba(2, 4, 11, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: scale(1.015);
  transition: opacity 0.85s ease, transform 1.2s ease;
}

.finale-title-card.is-visible {
  opacity: 1;
  transform: scale(1);
}

.finale-title-card p {
  max-width: 52rem;
  margin: 0;
  color: #fff5d2;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.45rem, 5.2vw, 3.65rem);
  font-weight: 800;
  letter-spacing: clamp(0.04em, 0.7vw, 0.13em);
  line-height: 1.12;
  text-align: center;
  text-shadow: 0 0 0.35rem #02040b, 0 0 1.4rem rgba(2, 4, 11, 0.95), 0 0 2.8rem rgba(255, 216, 107, 0.52);
  text-transform: uppercase;
}

@keyframes finale-push {
  from { transform: scale(1.025); }
  to { transform: scale(1.095); }
}

@keyframes finale-pull {
  from { transform: scale(1.095); }
  to { transform: scale(1.025); }
}

@keyframes finale-pan-left {
  from { transform: scale(1.075) translateX(1.2%); }
  to { transform: scale(1.075) translateX(-1.2%); }
}

@keyframes finale-pan-right {
  from { transform: scale(1.075) translateX(-1.2%); }
  to { transform: scale(1.075) translateX(1.2%); }
}

.finale-manual-start {
  margin: 1rem 0;
  padding: 1rem;
  border: 1px solid #ffd86b;
  border-radius: 0.7rem;
  background: rgba(52, 37, 6, 0.7);
}

.finale-timeline {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1rem;
  text-align: left;
}

.finale-timeline input,
.finale-volume input {
  width: 100%;
  accent-color: #71efff;
}

.finale-controls,
.finale-navigation-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.finale-volume {
  display: grid;
  grid-template-columns: auto minmax(6rem, 10rem);
  gap: 0.55rem;
  align-items: center;
}

@media (max-width: 520px) {
  .finale-shell {
    width: min(100% - 1rem, 70rem);
    padding-top: 1.25rem;
  }

  .finale-panel,
  .finale-experience {
    border-radius: 0.85rem;
  }

  .finale-incomplete-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .finale-stage {
    border-radius: 0.65rem;
  }

  .finale-title-card p {
    font-size: clamp(1.1rem, 6.5vw, 1.75rem);
    letter-spacing: 0.055em;
  }

  .finale-timeline {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .finale-timeline label {
    grid-column: 1 / -1;
  }

  .finale-controls,
  .finale-navigation-row {
    align-items: stretch;
    flex-direction: column;
  }

  .finale-controls > *,
  .finale-navigation-row > * {
    width: 100%;
  }

  .finale-volume {
    grid-template-columns: auto minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}