:root {
  color-scheme: dark;
  --amber: #ffb703;
  --amber-dim: rgba(255, 183, 3, 0.72);
  --ink: #e8eef2;
  --glass: rgba(8, 12, 16, 0.62);
  --vr-shift: 0.06;
  font-family: "Segoe UI", Aptos, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #071016;
  color: var(--ink);
}

#view { position: fixed; inset: 0; display: block; width: 100%; height: 100%; }

#hud, #boot, #rain, #whiteout, #vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

#hud, #hud-vr { z-index: 20; }
#rain, #whiteout, #vignette { z-index: 15; }
#boot, #boot-vr { z-index: 40; }

#hud-vr {
  position: fixed;
  inset: 0;
  pointer-events: none;
  display: none;
}

#boot-vr {
  position: fixed;
  inset: 0;
  pointer-events: none;
  display: none;
}

body.vr-mode #hud,
body.vr-mode #hud-vr {
  width: 50vw;
  right: auto;
  transform-origin: center center;
}

body.vr-mode #boot {
  width: 100vw;
  left: 0;
  right: 0;
}

body.vr-mode #boot-vr {
  display: none;
}

/* Each eye panel is shrunk toward the lens center so the HUD stays inside the sharp area. */
body.vr-mode #hud {
  left: 0;
  transform: translateX(calc(var(--vr-shift) * 50vw)) scale(0.6);
}
body.vr-mode #hud-vr {
  display: block;
  left: 50vw;
  transform: translateX(calc(var(--vr-shift) * -50vw)) scale(0.6);
}

body.vr-mode #boot {
  left: 0;
}

body.vr-mode #boot-vr {
  display: none;
  left: 50vw;
}

body.vr-mode #app-icon,
body.vr-mode #keys,
body.vr-mode #credit,
body.vr-mode #vignette,
body.vr-mode #hud-vr [data-vr-id="app-icon"],
body.vr-mode #hud-vr [data-vr-id="keys"],
body.vr-mode #hud-vr [data-vr-id="credit"] {
  display: none;
}

/* A tile exactly one eye wide keeps the rain pattern identical in both eyes. */
body.vr-mode #rain {
  background-size: 50vw 100%;
}

body.vr-mode #rain::before,
body.vr-mode #rain::after {
  background-size: 50vw 100%;
}

body.vr-mode #heading { width: 56%; }
body.vr-mode #minimap {
  top: 92px;
  right: 24px;
  width: 92px;
  height: 92px;
}

#vignette {
  background: radial-gradient(ellipse at center, transparent 52%, rgba(0, 0, 0, 0.45) 100%);
  mix-blend-mode: multiply;
}

#whiteout {
  background: #e7eef2;
  opacity: 0;
  transition: opacity 0.25s linear;
}

#rain {
  --rain-opacity: 0.34;
  --rain-main-speed: 0.85s;
  --rain-main-angle: 104deg;
  --rain-main-blur: 0.1px;
  opacity: 0;
  transition: opacity 0.2s linear;
  background:
    repeating-linear-gradient(
      var(--rain-main-angle),
      transparent 0 12px,
      rgba(216, 230, 238, 0.26) 13px 14px,
      transparent 15px 22px
    ),
    repeating-linear-gradient(
      calc(var(--rain-main-angle) - 8deg),
      transparent 0 20px,
      rgba(184, 208, 222, 0.15) 21px 22px,
      transparent 23px 34px
    );
  background-size: 100% 100%, 120% 120%;
  animation: rain-main var(--rain-main-speed) linear infinite;
  filter: blur(var(--rain-main-blur));
  mix-blend-mode: screen;
}

#rain::before,
#rain::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

#rain::before {
  background:
    radial-gradient(1.4px 2px at 14% 18%, rgba(233, 242, 248, 0.34), transparent 70%),
    radial-gradient(1px 1.8px at 38% 52%, rgba(233, 242, 248, 0.3), transparent 72%),
    radial-gradient(1.6px 2.2px at 74% 26%, rgba(228, 239, 246, 0.32), transparent 74%),
    radial-gradient(1.2px 1.9px at 62% 74%, rgba(233, 242, 248, 0.3), transparent 70%),
    radial-gradient(1px 1.6px at 86% 58%, rgba(231, 241, 247, 0.28), transparent 72%);
  background-size: 100% 100%;
  animation: rain-droplets 2.6s ease-in-out infinite;
}

#rain::after {
  background:
    repeating-linear-gradient(
      106deg,
      transparent 0 44px,
      rgba(232, 241, 247, 0.24) 45px 46px,
      transparent 47px 68px
    );
  background-size: 130% 130%;
  animation: rain-shears 0.34s linear infinite;
}

#rain.on { opacity: var(--rain-opacity); }

#rain.mode-cockpit {
  --rain-opacity: 0.42;
  --rain-main-speed: 0.92s;
  --rain-main-angle: 102deg;
  --rain-main-blur: 0px;
  -webkit-mask-image: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 1) 0%,
    rgba(0, 0, 0, 1) 54%,
    rgba(0, 0, 0, 0.78) 62%,
    rgba(0, 0, 0, 0.18) 70%,
    rgba(0, 0, 0, 0) 76%
  );
  mask-image: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 1) 0%,
    rgba(0, 0, 0, 1) 54%,
    rgba(0, 0, 0, 0.78) 62%,
    rgba(0, 0, 0, 0.18) 70%,
    rgba(0, 0, 0, 0) 76%
  );
}

#rain.mode-cockpit::before {
  opacity: 0.78;
  background:
    radial-gradient(1.8px 2.4px at 18% 16%, rgba(238, 246, 250, 0.46), transparent 70%),
    radial-gradient(1.4px 2px at 42% 48%, rgba(238, 246, 250, 0.42), transparent 72%),
    radial-gradient(2px 2.8px at 72% 24%, rgba(236, 245, 250, 0.48), transparent 74%),
    radial-gradient(1.6px 2.2px at 64% 72%, rgba(238, 246, 250, 0.42), transparent 72%),
    radial-gradient(1.2px 1.8px at 86% 58%, rgba(236, 245, 250, 0.38), transparent 74%),
    repeating-linear-gradient(
      96deg,
      transparent 0 52px,
      rgba(224, 236, 245, 0.14) 53px 54px,
      transparent 55px 78px
    );
  background-size: 100% 100%;
  animation: rain-window-droplets 3.2s ease-in-out infinite;
}

#rain.mode-cockpit::after {
  opacity: 0.34;
  background:
    repeating-linear-gradient(
      100deg,
      transparent 0 38px,
      rgba(230, 240, 247, 0.3) 39px 40px,
      rgba(230, 240, 247, 0.06) 41px 42px,
      transparent 43px 62px
    );
  background-size: 128% 128%;
  animation: rain-window-rivulets 1.65s linear infinite;
}

#rain.mode-open {
  --rain-opacity: 0.58;
  --rain-main-speed: 0.48s;
  --rain-main-angle: 104deg;
  --rain-main-blur: 0.3px;
  -webkit-mask-image: none;
  mask-image: none;
}

#rain.mode-open::before {
  opacity: 0.24;
}

#rain.mode-open::after {
  opacity: 0.54;
}

#rain.mode-chase {
  --rain-opacity: 0.72;
  --rain-main-speed: 0.31s;
  --rain-main-angle: 108deg;
  --rain-main-blur: 0.65px;
  -webkit-mask-image: none;
  mask-image: none;
}

#rain.mode-chase::before {
  opacity: 0.18;
}

#rain.mode-chase::after {
  opacity: 0.72;
}

@keyframes rain-main {
  from { background-position: 0 0, 0 0; }
  to { background-position: -120px 220px, -90px 170px; }
}

@keyframes rain-droplets {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 0.28; }
  50% { transform: translate3d(-4px, 10px, 0); opacity: 0.64; }
}

@keyframes rain-window-droplets {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 0.58; }
  50% { transform: translate3d(-2px, 8px, 0); opacity: 0.86; }
}

@keyframes rain-shears {
  from { background-position: 0 0; }
  to { background-position: -140px 260px; }
}

@keyframes rain-window-rivulets {
  from { background-position: 0 0; }
  to { background-position: -80px 180px; }
}

.tape {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 84px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.tape.left { left: 28px; text-align: left; }
.tape.right { right: 28px; }

.tape .label, .readout .label, #throttle .label, #place .label {
  display: block;
  color: var(--amber-dim);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.tape .value, #throttle .value {
  font-size: 32px;
  font-weight: 620;
  color: var(--amber);
  text-shadow: 0 0 12px rgba(0, 0, 0, 0.65);
}

.tape .unit { font-size: 12px; color: var(--ink); opacity: 0.8; }

#heading {
  position: absolute;
  top: 22px;
  left: 50%;
  transform: translateX(-50%);
  width: min(520px, 46vw);
  text-align: center;
}

#heading .bug {
  font-size: 28px;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 12px rgba(0, 0, 0, 0.7);
}

#tape-track {
  margin-top: 4px;
  height: 22px;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 183, 3, 0.45);
  position: relative;
}

#tape-track span {
  position: absolute;
  top: 0;
  color: var(--amber-dim);
  font-size: 11px;
  transform: translateX(-50%);
}

#horizon {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 220px;
  height: 220px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px solid rgba(255, 183, 3, 0.18);
}

#horizon i {
  position: absolute;
  left: 18px;
  right: 18px;
  top: 50%;
  height: 1px;
  background: rgba(255, 183, 3, 0.55);
  transform-origin: center;
}

#reticle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 18px;
  transform: translate(-50%, -50%);
}

#reticle::before, #reticle::after {
  content: "";
  position: absolute;
  background: rgba(255, 255, 255, 0.85);
}

#reticle::before { left: 8px; top: 0; width: 2px; height: 18px; }
#reticle::after { top: 8px; left: 0; height: 2px; width: 18px; }

#stick {
  position: absolute;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border: 2px solid var(--amber);
  border-radius: 2px;
  transform: rotate(45deg);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.6);
  display: none;
}

#throttle {
  position: absolute;
  left: 28px;
  bottom: 28px;
  width: 150px;
}

#throttle .bar {
  margin-top: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 99px;
  overflow: hidden;
  position: relative;
}

#throttle .fill {
  height: 100%;
  width: 50%;
  background: linear-gradient(90deg, #7d8c96, var(--amber));
}

#throttle .hover-mark {
  position: absolute;
  left: 50%;
  top: -3px;
  width: 2px;
  height: 14px;
  background: white;
}

#place {
  position: absolute;
  right: 28px;
  bottom: 28px;
  text-align: right;
}

#place strong {
  display: block;
  font-size: 18px;
  font-weight: 620;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
}

#status {
  position: absolute;
  top: 42%;
  left: 50%;
  transform: translate(-50%, -80px);
  color: #ffd27a;
  letter-spacing: 0.22em;
  font-size: 14px;
  text-shadow: 0 2px 8px black;
  opacity: 0;
}

#status.show { opacity: 1; }

#credit {
  position: absolute;
  left: 28px;
  bottom: 92px;
  max-width: 420px;
  color: rgba(232, 238, 242, 0.62);
  font-size: 10px;
  line-height: 1.35;
  text-shadow: 0 1px 2px black;
}

#keys {
  position: absolute;
  right: 28px;
  bottom: 92px;
  color: rgba(232, 238, 242, 0.72);
  font-size: 11px;
  text-align: right;
  line-height: 1.45;
}

kbd {
  display: inline-block;
  min-width: 1.1em;
  padding: 0 4px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-bottom-width: 2px;
  border-radius: 4px;
  font-family: inherit;
}

#boot {
  display: grid;
  place-items: center;
  background:
    radial-gradient(ellipse at 50% 40%, rgba(8, 16, 24, 0.2), rgba(4, 8, 12, 0.78));
  pointer-events: auto;
}

#panel {
  width: min(640px, calc(100% - 40px));
  padding: 32px 36px 28px;
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 4px;
}

.brand h1 { margin: 4px 0 8px; }

.mark {
  width: 168px;
  height: 168px;
  margin: 0 0 16px;
  border-radius: 40px;
  overflow: hidden;
  background: #07111c;
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.48),
    0 0 0 1px rgba(255, 255, 255, 0.22),
    0 0 40px rgba(72, 156, 255, 0.32);
}

.mark img {
  display: block;
  width: 108%;
  height: 108%;
  margin: -4%;
  object-fit: cover;
}

#app-icon {
  position: absolute;
  top: 20px;
  left: 22px;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  object-fit: cover;
  object-position: center 30%;
  background: #07111c;
  box-shadow:
    0 8px 20px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.28);
}

#panel .eyebrow {
  color: var(--amber);
  letter-spacing: 0.22em;
  font-size: 12px;
}

#panel h1 {
  margin: 6px 0 4px;
  font-size: 44px;
  font-weight: 650;
  letter-spacing: -0.03em;
}

#panel p { margin: 0 0 14px; color: rgba(232, 238, 242, 0.82); line-height: 1.45; }

.controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
  margin: 18px 0 22px;
  font-size: 14px;
}

.controls div {
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

button#launch {
  pointer-events: auto;
  appearance: none;
  border: 0;
  background: var(--amber);
  color: #1b1403;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 12px 22px;
  border-radius: 999px;
  cursor: pointer;
}

button#launch:disabled { opacity: 0.45; cursor: wait; }

#loadline { margin-top: 14px; color: rgba(232, 238, 242, 0.7); font-size: 13px; }

#minimap {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  border: 1px solid rgba(255, 183, 3, 0.35);
  background: rgba(6, 12, 16, 0.45);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

@media (hover: none) and (pointer: coarse) {
  body:not(.vr-mode) #boot {
    overflow-y: auto;
    align-items: start;
    -webkit-overflow-scrolling: touch;
  }

  body:not(.vr-mode) #panel {
    margin-top: max(12px, env(safe-area-inset-top));
    margin-bottom: max(12px, env(safe-area-inset-bottom));
  }

  body.vr-mode #boot {
    width: 100vw;
    left: 0;
    right: 0;
  }

  body.vr-mode #boot-vr {
    display: none !important;
  }
}

@media (max-height: 520px) {
  #boot { overflow-y: auto; align-items: start; }
  #panel { margin: 8px auto; padding: 14px 20px 12px; }
  .mark { display: none; }
  #panel h1 { font-size: 28px; margin: 2px 0; }
  #panel p { font-size: 12px; margin-bottom: 8px; }
  .controls { margin: 8px 0 12px; font-size: 12px; gap: 6px 14px; }
  #loadline { margin-top: 8px; }
}

@media (hover: none) and (pointer: coarse) {
  body.vr-mode #boot {
    align-items: center;
    justify-items: center;
  }

  body.vr-mode #panel {
    margin: auto;
  }

  /* Keep cockpit rain on the windshield area only on iPhone/mobile (normal + VR). */
  #rain.mode-cockpit {
    --cockpit-rain-mask: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 1) 0%,
      rgba(0, 0, 0, 1) 62%,
      rgba(0, 0, 0, 0) 68%
    );
    -webkit-mask-image: var(--cockpit-rain-mask);
    mask-image: var(--cockpit-rain-mask);
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
    clip-path: inset(0 0 32% 0);
    overflow: hidden;
  }

  #rain.mode-cockpit::before,
  #rain.mode-cockpit::after {
    -webkit-mask-image: var(--cockpit-rain-mask);
    mask-image: var(--cockpit-rain-mask);
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
  }

  #rain.mode-open,
  #rain.mode-chase {
    clip-path: none;
    -webkit-mask-image: none;
    mask-image: none;
  }
}