:root {
  --paper: #f7f4ea;
  --ink: #111;
  --lime: #7adf3a;
  --lime-deep: #4cbf12;
}

@font-face {
  font-family: "Rocket Doodle";
  src: url("../assets/fonts/rocket-doodle.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  cursor: none !important;
}

html,
body {
  min-height: 100%;
  overflow: hidden;
}

body {
  font-family: "Patrick Hand", "Comic Sans MS", "Comic Sans", cursive;
  color: var(--ink);
  background: var(--paper);
}

img {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  user-select: none;
  -webkit-user-drag: none;
}

/* ----- paper ----- */
.page {
  position: relative;
  min-height: 100vh;
  background-color: var(--paper);
  background-image: radial-gradient(rgba(0, 0, 0, 0.035) 0.7px, transparent 0.8px),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 27px,
      rgba(80, 90, 140, 0.05) 28px
    );
  background-size: 8px 8px, 100% 28px;
  overflow: hidden;
}

.paper-scribble {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: radial-gradient(
      ellipse at 12% 8%,
      rgba(0, 0, 0, 0.035),
      transparent 40%
    ),
    radial-gradient(ellipse at 90% 20%, rgba(90, 70, 20, 0.04), transparent 35%);
  box-shadow: inset 0 0 120px rgba(80, 60, 20, 0.08);
}

/* ----- wormhole ----- */
#wormhole {
  position: fixed;
  inset: 0;
  z-index: 40;
  overflow: hidden;
  pointer-events: none;
  background-color: var(--paper);
  background-image: radial-gradient(rgba(0, 0, 0, 0.035) 0.7px, transparent 0.8px),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 27px,
      rgba(80, 90, 140, 0.05) 28px
    );
  background-size: 8px 8px, 100% 28px;
}

#wormhole.fade-out {
  animation: wh-exit 0.2s ease-out forwards;
}

#bloom {
  position: fixed;
  inset: 0;
  z-index: 80;
  pointer-events: none;
  background: radial-gradient(circle at 50% 58%, #fff 0%, #fff 42%, #f7f4ea 100%);
  opacity: 0;
}

#bloom.flash {
  animation: bloom-flash 1.4s ease-in-out forwards;
}

.wh-speed {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.speedline {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 2px;
  height: 42vh;
  margin-left: -1px;
  transform-origin: 50% 0;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(17, 17, 17, 0.08) 18%,
    rgba(17, 17, 17, 0.55) 100%
  );
  animation: speed-dash 0.38s linear infinite;
  animation-delay: var(--d);
  transform: rotate(var(--ang)) translateY(6vh) scaleY(0.35);
}

#wh-debris {
  position: fixed;
  inset: 0;
  z-index: 55;
  pointer-events: none;
  overflow: hidden;
}

#wh-debris.fade-out {
  animation: wh-exit 0.2s ease-out forwards;
}

.wh-fly {
  position: absolute;
  left: 50%;
  top: 50%;
  pointer-events: none;
  animation: flyby 1.45s cubic-bezier(0.15, 0.2, 0.85, 0.25) forwards;
}

.wh-fly.flug {
  width: clamp(44px, 7vw, 96px);
  height: auto;
}

.wh-fly.planet {
  width: clamp(28px, 5vw, 72px);
  height: auto;
}

.wh-star {
  width: 10px;
  height: 10px;
  background: #1a1a1a;
  clip-path: polygon(
    50% 0%,
    61% 35%,
    98% 35%,
    68% 57%,
    79% 91%,
    50% 70%,
    21% 91%,
    32% 57%,
    2% 35%,
    39% 35%
  );
}

.wh-meteor,
.wh-comet {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 26px;
  height: 120px;
  margin-left: -13px;
  transform-origin: 50% 0;
  pointer-events: none;
  animation: comet-dash 0.85s linear forwards;
}

.comet-smoke {
  position: absolute;
  left: 50%;
  top: 0;
  width: 22px;
  height: 78px;
  transform: translateX(-50%);
  background:
    radial-gradient(ellipse at 50% 18%, rgba(90, 90, 90, 0.45), transparent 62%),
    radial-gradient(ellipse at 30% 48%, rgba(70, 70, 70, 0.28), transparent 58%),
    radial-gradient(ellipse at 70% 36%, rgba(110, 110, 110, 0.22), transparent 55%);
  filter: blur(3px);
}

.comet-trail {
  position: absolute;
  left: 50%;
  top: 8px;
  width: 9px;
  height: 88px;
  transform: translateX(-50%);
  border-radius: 40px;
  background: linear-gradient(
    to bottom,
    rgba(90, 90, 90, 0) 0%,
    rgba(80, 80, 80, 0.35) 22%,
    #7a1a12 48%,
    #ff2200 72%,
    #ff6a00 86%,
    #ffe566 100%
  );
  filter: blur(0.4px);
}

.comet-head {
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 13px;
  height: 13px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fffce6 0%, #ffe14d 28%, #ff3b00 62%, #7a0000 100%);
  box-shadow:
    0 0 8px 3px #ff2a00,
    0 0 16px 7px rgba(255, 80, 0, 0.55),
    0 2px 10px 4px rgba(40, 40, 40, 0.25);
}

@keyframes comet-dash {
  0% {
    transform: rotate(var(--ang)) translateY(7vh) scale(0.35);
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  100% {
    transform: rotate(var(--ang)) translateY(88vh) scale(1.55);
    opacity: 0;
  }
}

@keyframes speed-dash {
  0% {
    transform: rotate(var(--ang)) translateY(5vh) scaleY(0.25);
    opacity: 0;
  }
  18% {
    opacity: 0.9;
  }
  100% {
    transform: rotate(var(--ang)) translateY(78vh) scaleY(1.65);
    opacity: 0;
  }
}

@keyframes flyby {
  0% {
    transform: translate(-50%, -50%) scale(0.05) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  100% {
    transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy)))
      scale(var(--s)) rotate(var(--rot));
    opacity: 0.12;
  }
}

@keyframes wh-exit {
  to {
    opacity: 0;
    visibility: hidden;
  }
}

@keyframes bloom-flash {
  0% {
    opacity: 0;
  }
  45% {
    opacity: 1;
  }
  62% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

/* ----- title ----- */
.hero {
  position: relative;
  z-index: 5;
  padding-top: clamp(18px, 4vh, 40px);
  text-align: center;
  opacity: 0;
  transform: translateY(-8px);
}

.page.landed .hero {
  opacity: 1;
  transform: none;
}

.title {
  display: flex;
  justify-content: center;
  gap: 0.02em;
  font-family: var(--doodle-font), "Comic Sans MS", cursive;
  --doodle-font: "Rocket Doodle";
  font-size: clamp(76px, 16vw, 172px);
  line-height: 0.9;
  color: var(--lime);
  letter-spacing: 0.04em;
  -webkit-text-stroke: 3px #111;
  paint-order: stroke fill;
  filter: drop-shadow(3px 4px 0 #111);
  cursor: pointer;
  user-select: none;
}

.title[data-font="0"] {
  --doodle-font: "Rocket Doodle";
  letter-spacing: 0.04em;
}

.title[data-font="1"] {
  --doodle-font: "Freckle Face";
  letter-spacing: 0.06em;
}

.title[data-font="2"] {
  --doodle-font: "Cherry Bomb One";
  letter-spacing: 0.02em;
}

.title[data-font="3"] {
  --doodle-font: "Bagel Fat One";
  letter-spacing: 0.03em;
}

.title[data-font="4"] {
  --doodle-font: "Londrina Sketch";
  letter-spacing: 0.06em;
  -webkit-text-stroke: 0;
}

.title span {
  display: inline-block;
  transform-origin: 50% 80%;
  animation: letter-dance 1.8s ease-in-out infinite;
  animation-delay: calc(var(--i) * 0.12s);
}

.title .bang {
  color: #ff4d6a;
  -webkit-text-stroke: 3px #111;
}

.subtitle {
  margin-top: 2px;
  font-size: clamp(22px, 4vw, 36px);
  transform: rotate(-3deg);
  animation: subtitle-wiggle 2.6s ease-in-out infinite;
}

.links {
  display: flex;
  justify-content: center;
  gap: clamp(16px, 4vw, 40px);
  margin-top: 18px;
}

.doodle-link {
  position: relative;
  display: inline-block;
  padding: 6px 22px 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: clamp(22px, 3.4vw, 34px);
  border: 3px solid #111;
  border-radius: 40% 18% 35% 22% / 30% 40% 20% 38%;
  background: #fffdf6;
  box-shadow: 3px 3px 0 #111;
  transform: rotate(-2deg);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.doodle-link:nth-child(2) {
  transform: rotate(2.5deg);
}

.doodle-link:hover,
.doodle-link:focus-visible {
  background: var(--lime);
  transform: rotate(-1deg) scale(1.06);
  box-shadow: 5px 5px 0 #111;
}

.doodle-link:nth-child(2):hover,
.doodle-link:nth-child(2):focus-visible {
  transform: rotate(1deg) scale(1.06);
}

@keyframes letter-dance {
  0%,
  100% {
    transform: rotate(calc((var(--i) - 2) * 3deg)) translateY(0);
  }
  50% {
    transform: rotate(calc((2 - var(--i)) * 4deg)) translateY(-10px);
  }
}

@keyframes subtitle-wiggle {
  0%,
  100% {
    transform: rotate(-3deg);
  }
  50% {
    transform: rotate(2deg);
  }
}

@keyframes ui-in {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ----- ufo ----- */
.ufo-btn {
  position: fixed;
  z-index: 6;
  right: clamp(8px, 6vw, 12vw);
  top: 38%;
  width: clamp(110px, 16vw, 210px);
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  opacity: 0;
  filter: drop-shadow(2px 6px 0 rgba(0, 0, 0, 0.18));
}

.page.landed .ufo-btn {
  opacity: 1;
  animation: ufo-hover 3.2s ease-in-out infinite;
}

.ufo-btn img {
  width: 100%;
  height: auto;
  display: block;
}

.ufo-btn:hover,
.ufo-btn:focus-visible {
  filter: drop-shadow(0 0 10px #7adf3a) drop-shadow(2px 6px 0 rgba(0, 0, 0, 0.18));
}

@keyframes ufo-in {
  from {
    opacity: 0;
    transform: translateY(12px) rotate(-8deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(-4deg);
  }
}

@keyframes ufo-hover {
  0%,
  100% {
    transform: translateY(0) rotate(-4deg);
  }
  50% {
    transform: translateY(-18px) rotate(5deg);
  }
}

/* ----- sky dressing ----- */
#sky,
#distant,
#flybys {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

#sky {
  z-index: 1;
}

#distant {
  z-index: 1;
}

#flybys {
  z-index: 4;
}

.dot-star {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #1a1a1a;
  opacity: 0.55;
  animation: twinkle 2.8s ease-in-out infinite;
}

.dot-star.plus {
  width: 5px;
  height: 5px;
  background: transparent;
  box-shadow:
    0 -2px 0 #111,
    0 2px 0 #111,
    -2px 0 0 #111,
    2px 0 0 #111;
  border-radius: 0;
}

.far-planet {
  position: absolute;
  image-rendering: pixelated;
  opacity: 0.85;
  filter: drop-shadow(1px 1px 0 #111);
  animation: planet-drift 16s ease-in-out infinite;
}

@keyframes twinkle {
  0%,
  100% {
    opacity: 0.2;
    transform: scale(0.8);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.15);
  }
}

@keyframes planet-drift {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 8px -10px;
  }
}

.sky-ufo {
  position: absolute;
  top: var(--y);
  left: -18%;
  width: 92px;
  animation: ufo-cross var(--dur) linear forwards;
}

.sky-ufo.from-right {
  left: auto;
  right: -18%;
  animation-name: ufo-cross-rev;
}

.sky-ufo .dome {
  position: relative;
  z-index: 1;
  width: 42px;
  height: 28px;
  margin: 0 auto -8px;
  overflow: hidden;
}

.sky-ufo .dome img {
  width: 36px;
  height: auto;
  display: block;
  margin: 8px auto 0;
}

.sky-ufo .saucer {
  width: 92px;
  height: 22px;
  border: 3px solid #111;
  border-radius: 50%;
  background: #9aa0a6;
  box-shadow: inset 0 -4px 0 #7d8389;
  position: relative;
}

.sky-ufo .saucer::before,
.sky-ufo .saucer::after {
  content: "";
  position: absolute;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #ffd24a;
  border: 2px solid #111;
}

.sky-ufo .saucer::before {
  left: 18px;
}

.sky-ufo .saucer::after {
  right: 18px;
}

.sky-shot {
  position: absolute;
  width: 4px;
  height: 46px;
  border-radius: 8px;
  background: linear-gradient(#111, #ff3300);
  opacity: 0.7;
  animation: sky-shoot 1.1s linear forwards;
}

@keyframes ufo-cross {
  from {
    transform: translateX(0) rotate(-6deg);
  }
  to {
    transform: translateX(130vw) rotate(8deg);
  }
}

@keyframes ufo-cross-rev {
  from {
    transform: translateX(0) rotate(6deg);
  }
  to {
    transform: translateX(-130vw) rotate(-8deg);
  }
}

@keyframes sky-shoot {
  from {
    transform: translate(0, 0) rotate(var(--tilt));
    opacity: 0.8;
  }
  to {
    transform: translate(42vw, 28vh) rotate(var(--tilt));
    opacity: 0;
  }
}

/* ----- moon ----- */
.moon-stage {
  position: fixed;
  left: 50%;
  z-index: 2;
  width: min(118vw, 980px);
  height: min(118vw, 980px);
  pointer-events: none;
  bottom: 0;
  transform: translate(-50%, 56%);
}

.moon-stage.arriving {
  z-index: 42;
  transform: translate(-50%, calc(50% - 50vh)) scale(0.00035);
  animation: moon-arrive 2.5s linear forwards;
}

.moon-stage.arriving #moon-flugs {
  visibility: hidden;
  opacity: 0;
}

.moon-stage.landed .moon-flug {
  opacity: 1;
  transition: opacity 0.7s ease;
}

.moon-spin {
  position: relative;
  width: 100%;
  height: 100%;
  animation: spin 70s linear infinite;
}

.moon-art {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: transparent;
  filter:
    drop-shadow(1px 0 0 #111)
    drop-shadow(-1px 0 0 #111)
    drop-shadow(0 1px 0 #111)
    drop-shadow(0 -1px 0 #111)
    drop-shadow(1px 1px 0 #111)
    drop-shadow(-1px -1px 0 #111);
}

.moon-flug {
  position: absolute;
  inset: 0;
  transform: rotate(var(--a));
}

.moon-flug img {
  position: absolute;
  left: 50%;
  top: 2.4%;
  width: clamp(52px, 7.4vw, 96px);
  height: auto;
  transform: translate(-50%, -86%) rotate(calc(-1 * var(--a)));
  animation: unspin 70s linear infinite;
}

@keyframes moon-arrive {
  from {
    transform: translate(-50%, calc(50% - 50vh)) scale(0.00035);
  }
  to {
    transform: translate(-50%, calc(50% - 50vh)) scale(1.05);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes unspin {
  from {
    transform: translate(-50%, -86%) rotate(calc(-1 * var(--a)));
  }
  to {
    transform: translate(-50%, -86%) rotate(calc(-1 * var(--a) - 360deg));
  }
}

/* ----- lore modal ----- */
.lore-modal {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: none;
  place-items: center;
  padding: 16px;
  overflow: hidden;
  overscroll-behavior: none;
  background: rgba(10, 12, 8, 0.35);
}

.lore-modal.is-open {
  display: grid;
}

.lore-sheet {
  position: relative;
  width: min(520px, 92vw);
  max-height: none;
  overflow: hidden;
  padding: 28px 28px 22px;
  background: #fffef6;
  border: 4px solid #111;
  border-radius: 18px 40px 16px 32px / 28px 16px 36px 20px;
  box-shadow: 8px 8px 0 #111;
  font-size: 1.18rem;
  line-height: 1.35;
  transform: rotate(-0.8deg);
}

.lore-sheet h2 {
  font-family: "Rocket Doodle", cursive;
  font-size: 2.4rem;
  color: var(--lime-deep);
  -webkit-text-stroke: 2px #111;
  paint-order: stroke fill;
  margin-bottom: 8px;
}

.lore-sheet p + p {
  margin-top: 10px;
}

.lore-sheet a {
  color: #1a5fd0;
}

.lore-credit {
  margin-top: 16px;
  font-size: 1rem;
  opacity: 0.85;
}

.lore-close {
  position: absolute;
  top: 8px;
  right: 12px;
  width: 36px;
  height: 36px;
  border: 3px solid #111;
  border-radius: 40% 50% 45% 35%;
  background: #ffd3d8;
  font-family: inherit;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.lore-close:hover {
  background: #ff8ea0;
}

/* ----- doodle star cursor ----- */
#star-cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  width: 34px;
  height: 34px;
  pointer-events: none;
  transform: translate(-999px, -999px);
  will-change: transform;
  filter: drop-shadow(1px 2px 0 #111);
}

#star-cursor svg {
  display: block;
  overflow: visible;
  animation: star-wiggle 0.7s ease-in-out infinite;
  transform-origin: 50% 50%;
}

#star-cursor.hot svg {
  animation-duration: 0.35s;
  transform: scale(1.18);
}

.spark {
  position: fixed;
  z-index: 9998;
  pointer-events: none;
  animation: spark-out 0.55s ease-out forwards;
}

.spark.dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  border: 1.5px solid #111;
}

.spark.plus {
  width: 7px;
  height: 7px;
  background: transparent;
  box-shadow:
    0 -2px 0 1px var(--spark),
    0 2px 0 1px var(--spark),
    -2px 0 0 1px var(--spark),
    2px 0 0 1px var(--spark);
}

.spark.mini {
  width: 9px;
  height: 9px;
  clip-path: polygon(
    50% 0%,
    61% 35%,
    98% 35%,
    68% 57%,
    79% 91%,
    50% 70%,
    21% 91%,
    32% 57%,
    2% 35%,
    39% 35%
  );
}

@keyframes star-wiggle {
  0%,
  100% {
    transform: rotate(-10deg);
  }
  50% {
    transform: rotate(12deg);
  }
}

@keyframes spark-out {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(calc(-50% + var(--sx)), calc(-50% + var(--sy))) scale(0.15)
      rotate(80deg);
  }
}

@media (max-width: 700px) {
  .ufo-btn {
    top: 34%;
    right: 6px;
    width: 108px;
  }

  .moon-flug img {
    width: 58px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #wormhole {
    display: none;
  }

  .hero,
  .ufo-btn {
    opacity: 1;
    transform: none;
  }

  .title span,
  .subtitle,
  .ufo-btn,
  .moon-spin,
  .moon-flug img,
  .moon-stage.arriving,
  .dot-star,
  .far-planet,
  .sky-ufo {
    animation: none !important;
  }

  .moon-stage {
    z-index: 2;
    bottom: 0;
    transform: translate(-50%, 56%);
  }
}