@import url("https://fonts.googleapis.com/css2?family=Bebas+Neue&display=swap");

:root {
  --bg: #000;
  --fg: #fff;
  --margin-w: 22%;
  --total: 18s;
  --max-stage-w: 1920px;
  --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: #000;
  color: var(--fg);
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font);
}

.control-mode {
  overflow: hidden;
}

.viewport {
  height: 100dvh;
  display: grid;
  place-items: center;
  background: #000;
  padding: 0;
  overflow: hidden;
}

.control-mode .viewport {
  place-items: stretch;
  padding: 0;
}

.control-slate {
  width: 100%;
  min-height: 100dvh;
  display: grid;
  place-items: start center;
  padding: 0;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.06), transparent 38%),
    linear-gradient(180deg, #080808 0%, #000 100%);
}

.mode-slate {
  place-items: stretch;
  padding: 0;
  background: #000;
}

.mode-grid {
  height: calc(100dvh - 88px);
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  width: 100%;
}

.mode-btn {
  border: 0;
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  display: grid;
  place-items: center;
  cursor: pointer;
}

.mode-btn-playpause {
  background: #18a51f;
  transition: background 0.2s ease;
}

.mode-btn-playpause.is-paused {
  background: #d32f2f;
  animation: none;
  box-shadow: none;
}

.mode-btn-qr {
  background: #000;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
  box-shadow: none;
  -webkit-tap-highlight-color: transparent;
}

.mode-btn-info {
  background: #1a6eff;
}

.mode-btn-icon {
  width: min(88%, 320px);
  height: auto;
  display: block;
  pointer-events: none;
  user-select: none;
}

.mode-btn-icon-inset {
  width: min(72%, 260px);
}

.mode-btn-qr-stack {
  position: relative;
  display: grid;
  place-items: center;
  width: min(88%, 320px);
}

.mode-btn-qr-stack .mode-btn-icon {
  width: 100%;
}

.mode-btn-qr-overlay {
  position: absolute;
  width: 39%;
  height: auto;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -54%);
}

.mode-btn-active {
  box-shadow: inset 0 0 0 8px rgba(255, 255, 255, 0.2);
  animation: klaxon-pulse 1.8s ease-in-out infinite;
  transform-origin: center;
}

/* ── Artist Info Page ─────────────────────────────────────── */
.artist-info-page {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.artist-info-page.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.artist-info-inner {
  width: min(90vw, 1100px);
  padding: 4vw 5vw;
  color: #fff;
  font-family: var(--font, sans-serif);
}

.artist-info-name {
  font-size: clamp(2rem, 5vw, 5rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 0.15em;
  line-height: 1;
}

.artist-info-title {
  font-size: clamp(1.2rem, 2.5vw, 2.6rem);
  font-weight: 500;
  margin: 0 0 0.1em;
  line-height: 1.1;
}

.artist-info-medium {
  font-size: clamp(1rem, 1.8vw, 1.9rem);
  font-weight: 400;
  opacity: 0.75;
  margin: 0;
}

.artist-info-divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
  margin: 2.5vw 0;
}

.artist-info-label {
  font-size: clamp(0.85rem, 1.3vw, 1.3rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.55;
  margin: 0 0 0.4em;
}

.artist-info-value {
  font-size: clamp(1rem, 1.8vw, 1.9rem);
  font-weight: 400;
  line-height: 1.5;
  margin: 0 0 2em;
  white-space: pre-wrap;
}

.artist-info-value:last-child {
  margin-bottom: 0;
}

.mode-label {
  color: #8e8e8e;
  font: 700 clamp(1rem, 4vw, 1.8rem)/1 var(--font);
  letter-spacing: 0.08em;
}

.stage {
  position: relative;
  width: min(96vw, var(--max-stage-w));
  aspect-ratio: 16 / 9;
  background: var(--bg);
  overflow: hidden;
  border: 0;
}

.stage.resetting * {
  animation: none !important;
}

.stage.stop-hold .art-image,
.stage.stop-hold .art-overlay,
.stage.stop-hold .lockup {
  animation: none !important;
}

.stage.stop-hold .art-image {
  opacity: 1;
  transform: scale(1);
}

.stage.stop-hold .art-overlay,
.stage.stop-hold .art-fade {
  opacity: 0;
}

.stage.stop-hold .lockup {
  left: 98%;
  top: 96%;
  transform: translate(-100%, -100%) scale(0.36);
  opacity: 1;
}

.stage.stop-hold-recover .art-image,
.stage.stop-hold-recover .art-overlay {
  transition: opacity 1.375s ease;
}

.stage.stop-hold-recover .lockup {
  transition:
    opacity 1.375s ease,
    transform 1.375s ease,
    left 1.375s ease,
    top 1.375s ease;
}

.art-area {
  position: absolute;
  inset: 0 var(--margin-w) 0 0;
  background: #000;
}

.art-image,
.art-overlay,
.art-fade {
  position: absolute;
  inset: 0;
}

.art-image {
  opacity: 0;
  background-color: #000;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: none;
  animation: artReveal 4.2s ease-out 4.6s forwards;
}

.art-overlay {
  background: #000;
  opacity: 1;
  animation: overlayFade 3.2s linear 6s forwards;
}

.right-margin {
  position: absolute;
  top: 0;
  width: var(--margin-w);
  height: 100%;
  background: #000;
  z-index: 4;
}

.right-margin {
  right: 0;
}

.debug-panel {
  position: absolute;
  left: 1.2rem;
  top: 1rem;
  z-index: 8;
  color: #d4d4d4;
  background: rgba(0, 0, 0, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.5rem 0.65rem;
  font-size: 0.72rem;
  line-height: 1.35;
  letter-spacing: 0.02em;
  min-width: 16rem;
  white-space: pre-line;
}

.control-mode .debug-panel {
  left: 1rem;
  top: 1rem;
  font-size: 0.7rem;
}

.control-mode .art-area,
.control-mode .right-margin,
.control-mode .lockup,
.control-mode .debug-panel {
  display: none;
}

.lockup {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(1);
  transform-origin: 100% 100%;
  text-align: left;
  color: #fff;
  opacity: 0;
  white-space: nowrap;
  z-index: 5;
  animation:
    textFadeIn 1.4s ease-out 0.8s forwards,
    lockupMove 4.2s cubic-bezier(0.45, 0.05, 0.2, 1) 3.8s forwards,
    textFadeOut 1s ease-in 17s forwards;
}

.lockup h1,
.lockup p {
  margin: 0;
  line-height: 1.05;
}

.lockup h1 {
  font-size: clamp(2.2rem, 4.3vw, 4.8rem);
  letter-spacing: 0.03em;
  font-weight: 800;
}

.lockup .title {
  margin-top: 0.35em;
  font-size: clamp(1.2rem, 2vw, 2.2rem);
  font-weight: 500;
}

.lockup .title.title-match-h1 {
  font-size: clamp(2.2rem, 4.3vw, 4.8rem);
  font-weight: 800;
}

.lockup.splash-lockup {
  left: 50%;
  top: 50%;
  width: 100vw;
  max-width: 100vw;
  transform: translate(-50%, -50%) scale(1);
  text-align: center;
  overflow: hidden;
}

.lockup.splash-lockup .splash-text-wrap {
  width: 100%;
  max-width: 100vw;
  overflow: visible;
  padding: 0;
  margin: 0 auto;
  box-sizing: border-box;
  text-align: center;
}

.lockup.splash-lockup h1,
.lockup.splash-lockup .title,
.lockup.splash-lockup .medium {
  display: block;
  width: auto;
  max-width: none;
  margin: 0;
  font-family: "Bebas Neue", Impact, sans-serif;
  font-weight: 400;
  color: transparent;
  -webkit-text-stroke: 2px #ffffff;
  text-shadow: none;
  letter-spacing: 0.04em;
  line-height: 0.9;
  text-align: center;
}

.lockup.splash-lockup span {
  display: inline-block;
}

.lockup.splash-lockup h1 {
  font-size: 13vw;
  display: block;
  width: 100%;
  text-align: center;
}

/* ART SHARE sit inline inside a centered block wrapper */
.lockup.splash-lockup .splash-second-line {
  display: block;
  width: 100%;
  text-align: center;
  margin-top: 0.02em;
  line-height: 0.9;
}

.lockup.splash-lockup .title {
  margin-top: 0;
  display: inline;
  font-size: calc(13vw + 10px + 10pt);
}

.lockup.splash-lockup .medium {
  display: inline;
  margin-left: 0.18em;
  margin-top: 0;
  font-size: calc(13vw + 10px + 10pt);
  font-weight: 400;
  opacity: 1;
}

/* Wrap title+medium together as one centered line */
.lockup.splash-lockup .splash-text-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lockup.splash-lockup #titleLine {
  display: inline;
}

.lockup.splash-lockup #mediumLine {
  display: inline;
  margin-top: 0;
}

.stage.splash-stage .art-area {
  inset: 0 !important;
  width: 100% !important;
  right: 0 !important;
}

.stage.splash-stage .right-margin {
  display: none !important;
  width: 0 !important;
  opacity: 0;
  pointer-events: none;
}

.stage.splash-stage .lockup {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  animation: none;
}

.stage.splash-stage .lockup.splash-prep {
  opacity: 0;
}

.stage.splash-stage .lockup.splash-fade-out {
  opacity: 0;
  transition: opacity 0.6s linear;
}

.lockup .medium {
  margin-top: 0.2em;
  font-size: clamp(1.35rem, 2.2vw, 2.4rem);
  font-weight: 500;
  opacity: 0.95;
}

.art-fade {
  background: #000;
  opacity: 0;
  z-index: 3;
  pointer-events: none;
  animation: fadeOut 2s ease-in 14s forwards;
}

.transport {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.replay,
.transport-btn {
  border: 1px solid #2c2c2c;
  background: #0f0f0f;
  color: #d8d8d8;
  font: 600 0.9rem/1 var(--font);
  padding: 0.7rem 1rem;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.transport-btn {
  min-width: 4.75rem;
}

.control-mode .control-viewport {
  min-height: 100dvh;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.build-stamp {
  position: fixed;
  top: 0.45rem;
  left: 0.65rem;
  z-index: 25;
  padding: 0.25rem 0.45rem;
  border-radius: 0.35rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(0, 0, 0, 0.72);
  color: #9ad1ff;
  font: 700 0.62rem/1 var(--font);
  letter-spacing: 0.08em;
}

.motion-indicator {
  position: fixed;
  top: 2rem;
  left: 0.65rem;
  z-index: 25;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(0, 0, 0, 0.82);
  font: 700 0.66rem/1 var(--font);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  user-select: none;
  pointer-events: none;
}

.motion-indicator-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0.5rem currentColor;
}

.motion-indicator-no-motion {
  color: #ff6b6b;
  border-color: rgba(255, 107, 107, 0.4);
}

.motion-indicator-motion {
  color: #63e36f;
  border-color: rgba(99, 227, 111, 0.4);
}

.welcome-overlay {
  position: fixed;
  top: 1.2rem;
  right: 0.7rem;
  z-index: 40;
  max-width: min(34vw, 520px);
  max-height: 30vh;
  width: auto;
  height: auto;
  opacity: 0;
  pointer-events: none;
  user-select: none;
  transition: opacity 0.7s ease;
}

.welcome-overlay.is-visible {
  opacity: 1;
}

.motion-status {
  position: fixed;
  left: 0.85rem;
  bottom: 0.75rem;
  z-index: 20;
  font: 600 0.72rem/1.2 var(--font);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
  border: 1px solid transparent;
  pointer-events: none;
  user-select: none;
  background: rgba(0, 0, 0, 0.72);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

.motion-status-no-motion {
  color: #ff6b6b;
  border-color: rgba(255, 107, 107, 0.38);
}

.motion-status-motion {
  color: #63e36f;
  border-color: rgba(99, 227, 111, 0.38);
}

.camera-preview {
  position: absolute;
  top: 0.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 15;
  width: 320px;
  height: 240px;
  background: #000;
  border: 1px solid #333;
  border-radius: 0.5rem;
  display: none;
}

.camera-preview-img {
  object-fit: cover;
}

.camera-preview.active {
  display: block;
}

.submission-toast {
  position: fixed;
  left: 1.2rem;
  bottom: 1.2rem;
  z-index: 30;
  max-width: min(70vw, 34rem);
  padding: 0.75rem 1rem;
  border-radius: 0.6rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font: 700 clamp(0.95rem, 1.8vw, 1.3rem) / 1.2 var(--font);
  letter-spacing: 0.02em;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.submission-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.control-stage {
  width: 100%;
  flex: 1 1 auto;
  min-height: 0;
  aspect-ratio: auto;
  border: 0;
}

.control-stack {
  display: grid;
  gap: 0.75rem;
  width: min(96vw, 44rem);
  padding: 0.75rem;
  background: linear-gradient(180deg, rgba(8, 8, 8, 0.92), rgba(0, 0, 0, 1));
  border: 1px solid #171717;
  border-radius: 0.85rem;
  border-top: 1px solid #141414;
}

.control-transport {
  margin-top: 0;
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 0.75rem;
}

.control-btn,
.fullscreen-btn {
  min-height: 4rem;
  font-size: clamp(1rem, 2.4vw, 1.4rem);
  border-radius: 0.8rem;
}

.camera-enable-btn {
  width: 100%;
  min-height: 3.1rem;
  border: 1px solid #2f5a2f;
  border-radius: 0.8rem;
  background: #112411;
  color: #c8f3c8;
  font: 700 0.95rem/1 var(--font);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

.camera-enable-btn:hover,
.camera-enable-btn:focus-visible {
  background: #173217;
  outline: none;
}

.control-btn-primary {
  letter-spacing: 0.03em;
}

.fullscreen-btn {
  width: 100%;
  border: 1px solid #3a3a3a;
  background: #171717;
  color: #f2f2f2;
  font: 700 1rem/1 var(--font);
  padding: 0.95rem 1rem;
  cursor: pointer;
}

.fullscreen-btn:hover,
.fullscreen-btn:focus-visible {
  background: #232323;
  outline: none;
}

.control-mode .transport-btn,
.control-mode .replay {
  padding-block: 1rem;
}

.replay:hover,
.replay:focus-visible,
.transport-btn:hover,
.transport-btn:focus-visible {
  background: #1a1a1a;
  outline: none;
}

/* ── Half-slide: begin at hold point, play out fade sequence ── */
.stage.half-slide .art-image,
.stage.half-slide .art-overlay,
.stage.half-slide .lockup {
  animation: none !important;
}

.stage.half-slide .art-image {
  opacity: 1;
  transform: scale(1);
}

.stage.half-slide .art-overlay,
.stage.half-slide .art-fade {
  opacity: 0;
}

.stage.half-slide .lockup {
  left: 98%;
  top: 96%;
  transform: translate(-100%, -100%) scale(0.36);
  opacity: 1;
}

@keyframes halfSlideArtFadeOut {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes halfSlideLockupFadeOut {
  from { opacity: 1; }
  to   { opacity: 0; }
}

@keyframes textFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes lockupMove {
  from {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(1);
  }
  to {
    left: 98%;
    top: 96%;
    transform: translate(-100%, -100%) scale(0.36);
  }
}

@keyframes artReveal {
  from {
    opacity: 0;
    transform: scale(1.01);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes overlayFade {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@keyframes fadeOut {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes textFadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@keyframes klaxon-pulse {
  0%, 100% {
    box-shadow:
      inset 0 0 0 8px rgba(255, 255, 255, 0.2),
      0 0 8px rgba(255, 255, 255, 0.25);
    filter: brightness(1);
    transform: scale(1);
  }
  50% {
    box-shadow:
      inset 0 0 0 8px rgba(255, 255, 255, 0.3),
      0 0 28px rgba(255, 255, 255, 0.55);
    filter: brightness(1.12);
    transform: scale(1.015);
  }
}

@media (max-width: 900px) {
  .stage {
    width: 100vw;
    border: 0;
  }

  .viewport {
    padding: 0;
  }

  .control-stack {
    padding: 0.65rem;
    gap: 0.65rem;
    width: min(100vw, 72rem);
  }

  .control-transport {
    grid-template-columns: 1fr;
  }

  .submission-toast {
    left: 0.8rem;
    right: 0.8rem;
    bottom: 0.8rem;
    max-width: none;
  }

  .mode-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-height: 540px) {
  .build-stamp {
    top: 0.35rem;
    left: 0.5rem;
    font-size: 0.56rem;
  }

  .motion-indicator {
    top: 1.55rem;
    left: 0.5rem;
  }

  .control-slate {
    place-items: start center;
    padding: 2.5rem 0.5rem 0.5rem;
  }

  .control-stack {
    width: calc(100vw - 1rem);
    gap: 0.5rem;
    padding: 0.55rem;
  }

  .control-transport {
    gap: 0.5rem;
  }

  .control-btn,
  .fullscreen-btn {
    min-height: 3.2rem;
    font-size: clamp(0.9rem, 3.5vw, 1.1rem);
  }
}