/* ION interface overlay. Original Three.js racing systems remain unmodified. */
:root {
  color-scheme: dark;
  --ion-ink: #d8ecf5;
  --ion-accent: #81f5ed;
  --ion-muted: #889da9;
}
html, body {
  background: #091320;
  color: var(--ion-ink);
  font-family: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
}
#global {
  filter: saturate(.76) brightness(.56);
  animation: none;
}
#step-1:before {
  position: fixed;
  content: "";
  inset: 0;
  background: linear-gradient(95deg, rgba(4,10,20,.76), transparent 75%);
  pointer-events: none;
  z-index: 1;
}
#title {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  top: 7%;
  bottom: auto;
  height: 39%;
  background: none;
  animation: none;
  pointer-events: none;
  font-family: "Arial Black", "Helvetica Neue", Arial, sans-serif;
}
.ion-wordmark {
  color: #e6fcfa;
  font-weight: 900;
  font-size: clamp(7rem, 20vw, 17rem);
  line-height: .86;
  letter-spacing: -.13em;
  padding-right: .13em;
  text-shadow: 0 0 34px rgba(73,231,229,.3);
}
.ion-subtitle {
  margin-top: 1.8rem;
  font: 700 clamp(.67rem,1.2vw,1rem)/1.4 Arial, sans-serif;
  letter-spacing: .48em;
  color: var(--ion-accent);
}
#menucontainer {
  bottom: clamp(76px, 12vh, 140px);
}
#menu {
  font-family: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(.9rem, 1.45vw, 1.16rem);
  font-weight: 800;
  letter-spacing: .14em;
  color: var(--ion-ink);
  max-width: 420px;
}
#menu div {
  background: rgba(7,18,29,.62);
  border: 1px solid rgba(149,217,227,.2);
  margin: 4px 0;
  padding: 9px 12px;
  min-height: 19px;
  text-shadow: none;
  transform: none;
  transition: background-color .14s ease, border-color .14s ease;
}
#menu div:hover, #menu div:focus-visible {
  background: rgba(45,121,136,.5);
  border-color: var(--ion-accent);
  color: white;
  transform: none;
}
#menu #start {
  color: #08151e;
  background: var(--ion-accent);
  border-color: var(--ion-accent);
  margin-bottom: 12px;
}
.ion-meta {
  position: absolute;
  z-index: 3;
  right: 28px;
  bottom: 24px;
  left: 28px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--ion-muted);
  font: 700 10px/1.5 Arial, sans-serif;
  letter-spacing: .15em;
}
.ion-meta a, #credits a {
  color: var(--ion-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
#credits {
  box-sizing: border-box;
  background: #0d1a25;
  color: #d8ecf5;
  overflow-y: auto;
  max-height: 100vh;
  padding-bottom: 40px;
}
#credits a { position: relative; z-index: 2; }
@media (max-height: 650px) {
  #title { top: 2%; height: 28%; }
  .ion-wordmark { font-size: clamp(4rem, 12vh, 8rem); }
  .ion-subtitle { margin-top: 8px; }
  #menucontainer { bottom: 50px; }
  #menu div { padding: 4px 8px; margin: 2px 0; }
}
@media (max-width: 550px) {
  #title { top: 9%; height: 32%; }
  .ion-wordmark { font-size: clamp(6rem, 31vw, 11rem); }
  .ion-subtitle { letter-spacing: .24em; }
  #menucontainer { right: 12px; left: 12px; bottom: 70px; }
  #menu { font-size: .9rem; }
  .ion-meta { right: 14px; left: 14px; bottom: 15px; font-size: 9px; letter-spacing: .06em; }
}
@media (prefers-reduced-motion: reduce) {
  #title, #global { animation: none !important; }
}