:root {
  --bg-deep: #010703;
  --bg-night: #06160f;
  --bg-jungle: #0d2a1b;
  --leaf-shadow: #0a1f12;
  --leaf-dark: #12301f;
  --leaf-mid: #1f5232;
  --leaf-light: #2f7a45;
  --moon: #d8ffd8;
  --mist: rgba(155, 255, 180, 0.14);
  --text: #ecfff1;
  --glow: #9fff8d;
  --mx: 0px;
  --my: 0px;
  --eye-x: 0px;
  --eye-y: 0px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Georgia, "Times New Roman", serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 16%, rgba(122, 189, 126, 0.12), transparent 36%),
    radial-gradient(circle at 88% 75%, rgba(37, 105, 63, 0.15), transparent 42%),
    linear-gradient(170deg, var(--bg-deep), var(--bg-night) 48%, var(--bg-jungle));
  display: grid;
  place-items: center;
  overflow: hidden;
}

.scene {
  position: fixed;
  inset: 0;
  pointer-events: none;
  transform: translate(calc(var(--mx) * 0.9), calc(var(--my) * 0.9));
}

.moon {
  position: absolute;
  top: 8vh;
  left: 50%;
  width: clamp(150px, 22vw, 280px);
  aspect-ratio: 1;
  border-radius: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle at 38% 34%, #f5fff4, var(--moon) 48%, rgba(216, 255, 216, 0.08) 70%);
  box-shadow:
    0 0 38px rgba(176, 255, 172, 0.25),
    0 0 115px rgba(176, 255, 172, 0.2);
  animation: moonPulse 7s ease-in-out infinite;
  overflow: hidden;
}

.moon-face {
  position: absolute;
  inset: 0;
}

.eye {
  position: absolute;
  top: 43%;
  width: clamp(22px, 3.2vw, 34px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 34%, rgba(8, 26, 14, 0.78), rgba(15, 46, 26, 0.86));
  box-shadow:
    inset 0 0 5px rgba(160, 255, 170, 0.22),
    0 0 8px rgba(18, 50, 30, 0.35);
}

.eye-left {
  left: 34%;
}

.eye-right {
  right: 34%;
}

.pupil {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 38%, #d6ff9a 0 20%, #11331a 22% 100%);
  transform: translate(
    calc(-50% + var(--eye-x)),
    calc(-50% + var(--eye-y))
  );
  transition: transform 40ms linear;
}

.mist {
  position: absolute;
  width: 130vmax;
  height: 130vmax;
  filter: blur(18px);
  opacity: 0.24;
  background: radial-gradient(circle, var(--mist) 0%, transparent 64%);
}

.mist-a {
  top: -58vmax;
  left: -18vmax;
  animation: drift 22s linear infinite;
}

.mist-b {
  top: -28vmax;
  right: -34vmax;
  opacity: 0.2;
  animation: drift 28s linear infinite reverse;
}

.mist-c {
  bottom: -54vmax;
  left: -16vmax;
  opacity: 0.18;
  animation: drift 24s linear infinite;
}

.tree-line {
  position: absolute;
  width: 160vw;
  left: -30vw;
  border-radius: 50%;
  transform-origin: center;
}

.tree-back {
  top: -10rem;
  height: 19rem;
  opacity: 0.55;
  background:
    radial-gradient(circle at 12% 100%, var(--leaf-dark) 0 16%, transparent 17%),
    radial-gradient(circle at 34% 100%, var(--leaf-mid) 0 18%, transparent 19%),
    radial-gradient(circle at 58% 100%, var(--leaf-dark) 0 16%, transparent 17%),
    radial-gradient(circle at 80% 100%, var(--leaf-mid) 0 17%, transparent 18%);
  animation: sway 14s ease-in-out infinite;
}

.tree-mid {
  top: -5rem;
  height: 15rem;
  opacity: 0.72;
  background:
    radial-gradient(circle at 16% 100%, var(--leaf-shadow) 0 15%, transparent 16%),
    radial-gradient(circle at 40% 100%, var(--leaf-dark) 0 16%, transparent 17%),
    radial-gradient(circle at 66% 100%, var(--leaf-mid) 0 16%, transparent 17%),
    radial-gradient(circle at 88% 100%, var(--leaf-dark) 0 14%, transparent 15%);
  animation: sway 11s ease-in-out infinite reverse;
}

.tree-front {
  bottom: -6rem;
  height: 17rem;
  opacity: 0.95;
  background:
    radial-gradient(circle at 6% 8%, var(--leaf-shadow) 0 14%, transparent 15%),
    radial-gradient(circle at 23% 14%, var(--leaf-dark) 0 14%, transparent 15%),
    radial-gradient(circle at 38% 10%, var(--leaf-mid) 0 15%, transparent 16%),
    radial-gradient(circle at 56% 8%, var(--leaf-shadow) 0 14%, transparent 15%),
    radial-gradient(circle at 73% 14%, var(--leaf-dark) 0 13%, transparent 14%),
    radial-gradient(circle at 91% 10%, var(--leaf-mid) 0 14%, transparent 15%);
  animation: sway 9s ease-in-out infinite;
}

.vines {
  position: absolute;
  inset: 0;
}

.vine {
  position: absolute;
  top: -8vh;
  width: 0;
  height: 86vh;
  border-left: 2px solid rgba(115, 194, 121, 0.35);
  transform-origin: top center;
  filter: drop-shadow(0 0 5px rgba(120, 210, 130, 0.18));
}

.vine::after {
  content: "";
  position: absolute;
  top: 16%;
  left: -8px;
  width: 16px;
  height: 11px;
  border-radius: 100% 0 100% 0;
  background: rgba(80, 154, 84, 0.68);
  box-shadow:
    0 52px 0 rgba(88, 166, 92, 0.62),
    0 104px 0 rgba(88, 166, 92, 0.57),
    0 156px 0 rgba(88, 166, 92, 0.52),
    0 208px 0 rgba(88, 166, 92, 0.48);
}

.vine-1 {
  left: 12%;
  animation: vineSwing 7s ease-in-out infinite;
}

.vine-2 {
  left: 28%;
  animation: vineSwing 9.5s ease-in-out infinite reverse;
}

.vine-3 {
  right: 21%;
  animation: vineSwing 8s ease-in-out infinite;
}

.vine-4 {
  right: 9%;
  animation: vineSwing 10s ease-in-out infinite reverse;
}

.fern,
.broadleaf {
  position: absolute;
  bottom: -4vh;
  width: clamp(220px, 28vw, 390px);
  height: clamp(220px, 36vh, 420px);
}

.fern::before,
.fern::after,
.broadleaf::before,
.broadleaf::after {
  content: "";
  position: absolute;
}

.fern::before {
  inset: 0;
  border-radius: 60% 30% 0 0;
  background:
    repeating-linear-gradient(
      120deg,
      rgba(43, 119, 62, 0.85) 0 12px,
      rgba(21, 64, 39, 0.92) 12px 24px
    );
  clip-path: polygon(50% 0%, 63% 11%, 75% 22%, 84% 35%, 92% 52%, 97% 72%, 100% 100%, 0 100%, 6% 76%, 14% 57%, 24% 40%, 37% 23%);
  transform-origin: bottom center;
  animation: frond 8s ease-in-out infinite;
}

.fern::after {
  width: 8px;
  height: 100%;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  background: linear-gradient(rgba(11, 36, 22, 0.2), rgba(8, 29, 17, 0.85));
  border-radius: 4px;
}

.fern-left {
  left: -1vw;
  transform: scaleX(1.05) rotate(-9deg);
}

.fern-right {
  right: -1vw;
  transform: scaleX(-1.02) rotate(-11deg);
}

.broadleaf::before {
  inset: 10% 4% 0;
  border-radius: 70% 8% 80% 10%;
  background:
    linear-gradient(125deg, rgba(53, 128, 73, 0.95), rgba(21, 66, 39, 0.95)),
    linear-gradient(white, white);
  box-shadow:
    18px -30px 0 -6px rgba(28, 82, 49, 0.8),
    35px -52px 0 -10px rgba(36, 101, 58, 0.72),
    58px -72px 0 -15px rgba(22, 73, 42, 0.67);
}

.broadleaf::after {
  width: 4px;
  height: 88%;
  top: 10%;
  left: 43%;
  background: rgba(8, 35, 20, 0.6);
  border-radius: 3px;
}

.broadleaf-left {
  left: 7%;
  transform: rotate(-4deg);
  opacity: 0.9;
  animation: leafNod 9s ease-in-out infinite;
}

.broadleaf-right {
  right: 7%;
  transform: scaleX(-1) rotate(-6deg);
  opacity: 0.94;
  animation: leafNod 10.5s ease-in-out infinite reverse;
}

.fireflies {
  position: absolute;
  inset: 0;
}

.firefly {
  position: absolute;
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  background: #cbff9c;
  opacity: 0;
  box-shadow:
    0 0 10px rgba(203, 255, 156, 0.9),
    0 0 20px rgba(203, 255, 156, 0.4);
  animation:
    flash var(--flash-duration) linear infinite,
    float var(--float-duration) ease-in-out infinite;
  animation-delay: var(--delay), var(--delay);
}

.vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 34%, rgba(0, 0, 0, 0.72) 100%);
}

.message {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 1rem;
}

h1 {
  margin: 0;
  font-size: clamp(2.5rem, 8vw, 5.8rem);
  letter-spacing: 0.03em;
  line-height: 0.98;
  text-wrap: balance;
  color: var(--text);
  text-shadow:
    0 0 20px rgba(180, 255, 174, 0.2),
    0 0 52px rgba(126, 213, 132, 0.18);
  animation: titleReveal 950ms ease both;
}

@keyframes drift {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(3.2vmax, -2.5vmax) scale(1.04);
  }
  100% {
    transform: translate(0, 0) scale(1);
  }
}

@keyframes sway {
  0%,
  100% {
    transform: rotate(-0.5deg) translateX(0);
  }
  50% {
    transform: rotate(0.6deg) translateX(1.4vw);
  }
}

@keyframes vineSwing {
  0%,
  100% {
    transform: rotate(-4deg);
  }
  50% {
    transform: rotate(3.5deg);
  }
}

@keyframes frond {
  0%,
  100% {
    transform: rotate(-1deg);
  }
  50% {
    transform: rotate(2.2deg);
  }
}

@keyframes leafNod {
  0%,
  100% {
    transform: rotate(-4deg) translateY(0);
  }
  50% {
    transform: rotate(1deg) translateY(-5px);
  }
}

@keyframes flash {
  0%,
  100% {
    opacity: 0;
  }
  10% {
    opacity: 0.22;
  }
  25% {
    opacity: 0.95;
  }
  40% {
    opacity: 0.14;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translate3d(var(--x1), var(--y1), 0);
  }
  50% {
    transform: translate3d(var(--x2), var(--y2), 0);
  }
}

@keyframes moonPulse {
  0%,
  100% {
    transform: translateX(-50%) scale(1);
  }
  50% {
    transform: translateX(-50%) scale(1.02);
  }
}

@keyframes titleReveal {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 780px) {
  .vine-2,
  .vine-4 {
    display: none;
  }

  .fern,
  .broadleaf {
    width: clamp(180px, 36vw, 260px);
    height: clamp(180px, 28vh, 280px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .scene {
    transform: none;
  }
}