:root {
  --purple-deep: #50108a;
  --purple: #7920ba;
  --pink: #ef5cdb;
  --charcoal: #3e3e3a;
  --white: #ffffff;
  --ink: #24132f;
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--charcoal);
}

button,
video { font: inherit; }

button {
  min-height: 52px;
  padding: 0 24px;
  border: 2px solid var(--white);
  border-radius: 999px;
  color: var(--purple-deep);
  background: var(--white);
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 150ms ease, background-color 150ms ease, color 150ms ease;
}

button:active { transform: scale(0.97); }
button:focus-visible { outline: 3px solid #ffe0fa; outline-offset: 4px; }
button:disabled { cursor: wait; opacity: 0.72; }

.app-shell,
.ar-mount,
.ar-mount a-scene {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
}

.ar-mount {
  background: var(--charcoal);
}

.ar-mount.is-loading {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.start-screen {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  color: var(--white);
  background: var(--charcoal);
}

#loadBackground,
#requestingCameraPermissions {
  background-color: var(--charcoal) !important;
}

.start-content {
  position: absolute;
  top: max(8vh, calc(env(safe-area-inset-top) + 28px));
  left: 50%;
  display: flex;
  width: min(82vw, 360px);
  transform: translateX(-50%);
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.start-logo {
  display: block;
  width: min(64vw, 250px);
  height: auto;
}

.start-content button {
  min-width: 184px;
}

.eyebrow {
  margin: 0 0 6px;
  color: #ffd5f7;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2 {
  max-width: 15ch;
  margin: 0 0 10px;
  font-size: clamp(1.85rem, 8vw, 3.1rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.start-copy > p:not(.eyebrow):not(.privacy-note),
.fallback > p:not(.eyebrow) {
  max-width: 36ch;
  margin: 0 0 18px;
  line-height: 1.4;
}

.privacy-note {
  position: absolute;
  right: max(22px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  left: max(22px, env(safe-area-inset-left));
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.75rem;
  line-height: 1.35;
  text-align: center;
}

.status {
  position: fixed;
  z-index: 5;
  top: max(14px, env(safe-area-inset-top));
  left: 50%;
  width: max-content;
  max-width: calc(100% - 28px);
  margin: 0;
  padding: 10px 15px;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  color: var(--white);
  background: rgba(62, 62, 58, 0.9);
  box-shadow: 0 8px 26px rgba(21, 7, 31, 0.24);
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  backdrop-filter: blur(8px);
}

.status[data-mode="found"] { background: rgba(80, 16, 138, 0.9); }
.status[data-mode="error"] { background: rgba(92, 15, 38, 0.94); }

.offer-layer {
  position: fixed;
  inset: 0;
  z-index: 8;
  pointer-events: none;
}

.offer-layer[data-mode="dialog"] {
  display: grid;
  place-items: center;
  padding: max(20px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
  background: rgba(24, 24, 22, 0.62);
  pointer-events: auto;
  backdrop-filter: blur(8px);
}

.offer-cta-panel {
  position: absolute;
  bottom: max(30px, calc(env(safe-area-inset-bottom) + 18px));
  left: 50%;
  transform: translateX(-50%);
  pointer-events: auto;
}

.offer-cta {
  width: max-content;
  min-width: 210px;
  color: var(--white);
  background: var(--purple-deep);
  box-shadow: 0 14px 36px rgba(21, 7, 31, 0.34);
  animation: offer-in 240ms ease-out both;
}

.offer-dialog {
  position: relative;
  width: min(100%, 380px);
  padding: 28px 22px 22px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 22px;
  color: var(--white);
  background: var(--charcoal);
  box-shadow: 0 24px 70px rgba(12, 7, 15, 0.44);
}

.offer-dialog h2 {
  max-width: none;
  margin-bottom: 20px;
  font-size: clamp(1.8rem, 8vw, 2.5rem);
}

.close-offer {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 44px;
  min-height: 44px;
  padding: 0;
  border: 0;
  color: var(--white);
  background: transparent;
  font-size: 1.8rem;
  font-weight: 400;
  line-height: 1;
}

.offer-dialog form {
  display: grid;
  gap: 12px;
}

.offer-dialog label {
  font-size: 0.82rem;
  font-weight: 800;
}

.offer-dialog input {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  border: 2px solid rgba(255, 255, 255, 0.62);
  border-radius: 10px;
  color: var(--ink);
  background: var(--white);
  font: inherit;
}

.offer-dialog input:focus-visible {
  outline: 3px solid #f4a4eb;
  outline-offset: 3px;
}

.demo-note,
.offer-feedback {
  margin: 0;
  font-size: 0.76rem;
  line-height: 1.4;
}

.demo-note { color: rgba(255, 255, 255, 0.72); }
.offer-feedback { color: #ffd5f7; font-weight: 700; }

@keyframes offer-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.fallback {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 12px;
  overflow-y: auto;
  padding: max(28px, env(safe-area-inset-top)) max(22px, env(safe-area-inset-right)) max(28px, env(safe-area-inset-bottom)) max(22px, env(safe-area-inset-left));
  color: var(--white);
  background: var(--purple-deep);
}

.fallback video {
  display: block;
  width: min(74vw, 390px);
  max-height: 58vh;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 18px 45px rgba(21, 7, 31, 0.3);
}

[hidden] { display: none !important; }

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