*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --black: #1d1d1f;
  --grey: #6e6e73;
  --light: #a1a1a6;
  --bg: #fbfbfd;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
}
body {
  font-family:
    "Satoshi",
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  color: var(--black);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.gradient-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  will-change: transform;
}
.blob-1 {
  width: 55vw;
  height: 55vw;
  top: -10vw;
  left: -8vw;
  background: radial-gradient(
    circle,
    rgba(200, 170, 230, 0.55) 0%,
    transparent 70%
  );
}
.blob-2 {
  width: 50vw;
  height: 50vw;
  top: 5vh;
  right: -12vw;
  background: radial-gradient(
    circle,
    rgba(160, 200, 240, 0.5) 0%,
    transparent 70%
  );
}
.blob-3 {
  width: 48vw;
  height: 48vw;
  bottom: -5vw;
  left: 15vw;
  background: radial-gradient(
    circle,
    rgba(240, 195, 160, 0.5) 0%,
    transparent 70%
  );
}
.blob-4 {
  width: 42vw;
  height: 42vw;
  top: 35vh;
  left: 45vw;
  background: radial-gradient(
    circle,
    rgba(160, 225, 190, 0.45) 0%,
    transparent 70%
  );
}
.blob-5 {
  width: 38vw;
  height: 38vw;
  bottom: 10vh;
  right: 5vw;
  background: radial-gradient(
    circle,
    rgba(235, 170, 180, 0.45) 0%,
    transparent 70%
  );
}

.content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 24px 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.logo {
  font-family: "Nunito", sans-serif;
  font-weight: 700;
  font-size: clamp(3.2rem, 9vw, 5.5rem);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 42px;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}
.tagline {
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  font-weight: 300;
  color: var(--grey);
  line-height: 1.65;
  max-width: 620px;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
}
.play-btn {
  width: 40px; height: 40px; border-radius: 50%; border: none;
  background: var(--black); cursor: pointer; display: flex;
  align-items: center; justify-content: center; margin-bottom: 16px;
  transition: transform 0.2s ease, opacity 0.2s ease;
  opacity: 0; animation: fadeUp 1.2s cubic-bezier(0.16,1,0.3,1) 0.55s forwards;
}
.play-btn:hover { transform: scale(1.08); }
.play-btn:active { transform: scale(0.95); }
.play-btn svg { width: 16px; height: 16px; }
.play-btn .play-icon { margin-left: 2px; }
.canvas-wrap {
  width: 100%;
  max-width: 500px;
  aspect-ratio: 1/1;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
  cursor: grab;
  position: relative;
}
.canvas-wrap:active {
  cursor: grabbing;
}
.canvas-wrap canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}
.skin-link {
  text-decoration: none;
  font-weight: 500;
  cursor: pointer;
  display: inline;
  line-height: 1.35;
  transition: opacity 0.3s ease;
  border: none;
  color: transparent;
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: skinShimmer 30s ease-in-out infinite;
}
.skin-link:hover {
  opacity: 0.7;
}
@keyframes skinShimmer {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Rubber: hot pink shimmer */
.skin-link[data-skin="rubber"] {
  background-image: linear-gradient(
    135deg,
    #ff1493 0%,
    #ff69b4 25%,
    #ff1493 45%,
    #ff85c8 60%,
    #ff1493 80%,
    #e0107f 100%
  );
}
.skin-link[data-skin="rubber"].active {
  opacity: 1;
  text-shadow: 0 0 30px #ff1493, 0 0 30px #ff1493, 0 0 30px #ff1493, 0 0 60px #ff1493, 0 0 60px #ff1493, 0 0 60px #ff1493, 0 0 120px #ff1493, 0 0 120px #ff1493, 0 0 200px rgba(255,20,147,0.8), 0 0 350px rgba(255,20,147,0.5);
  filter: saturate(1.4) brightness(1.15);
}

/* Fur: dark with subtle warm shift */
.skin-link[data-skin="fur"] {
  background-image: linear-gradient(
    135deg,
    #1d1d1f 0%,
    #3a3530 25%,
    #1d1d1f 45%,
    #2a2825 60%,
    #1d1d1f 80%,
    #151515 100%
  );
}
.skin-link[data-skin="fur"].active {
  opacity: 1; filter: brightness(1.4);
  text-shadow: 0 0 20px rgba(29,29,31,1), 0 0 20px rgba(29,29,31,1), 0 0 20px rgba(29,29,31,1), 0 0 40px rgba(29,29,31,1), 0 0 40px rgba(29,29,31,1), 0 0 40px rgba(29,29,31,1), 0 0 80px rgba(40,35,30,0.9), 0 0 80px rgba(40,35,30,0.9), 0 0 140px rgba(40,35,30,0.7), 0 0 250px rgba(40,35,30,0.4);
}

/* Metal: chrome shimmer */
.skin-link[data-skin="metal"] {
  background-image: linear-gradient(
    135deg,
    #6a6e76 0%,
    #a0a4ac 25%,
    #7a7e86 45%,
    #a8acb2 60%,
    #6a6e76 80%,
    #808488 100%
  );
}
.skin-link[data-skin="metal"].active {
  opacity: 1;
  text-shadow: 0 0 30px rgba(106,110,118,1), 0 0 30px rgba(106,110,118,1), 0 0 30px rgba(106,110,118,1), 0 0 60px rgba(106,110,118,1), 0 0 60px rgba(106,110,118,1), 0 0 60px rgba(106,110,118,1), 0 0 120px rgba(106,110,118,0.9), 0 0 120px rgba(106,110,118,0.9), 0 0 200px rgba(128,132,136,0.7), 0 0 350px rgba(128,132,136,0.4);
  filter: contrast(1.2);
}

/* Skeleton: frosted translucent feel */
.skin-link[data-skin="skeleton"] {
  background-image: linear-gradient(
    135deg,
    #414165 0%,
    #11a137 25%,
    #6e6e73 45%,
    #7e7e83 60%,
    #6e6e73 80%,
    #5e5e63 100%
  );
}
.skin-link[data-skin="skeleton"].active {
  opacity: 1;
  background-image: linear-gradient(135deg, #414165 0%, #11a137 25%, #6e6e73 45%, #7e7e83 60%, #6e6e73 80%, #5e5e63 100%) !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  color: transparent !important;
  text-shadow: 0 0 30px rgba(41,50,80,1), 0 0 30px rgba(17,161,55,1), 0 0 30px rgba(41,50,80,1), 0 0 60px rgba(17,161,55,1), 0 0 60px rgba(41,50,80,1), 0 0 60px rgba(17,161,55,1), 0 0 120px rgba(17,161,55,0.9), 0 0 120px rgba(65,65,101,0.9), 0 0 200px rgba(17,161,55,0.7), 0 0 350px rgba(65,65,101,0.4);
  filter: brightness(1.25);
}
.philosophy {
  list-style: decimal;
  text-align: left;
  margin-bottom: 48px;
  width: 100%;
  max-width: 620px;
  padding-left: 1.2em;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.8s forwards;
}
.philosophy li {
  font-size: 0.8rem;
  color: var(--light);
  font-weight: 400;
  line-height: 1.6;
  padding: 4px 0;
}
.section-title {
  font-family: "DM Serif Display", serif;
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 1.05s forwards;
}
.senses {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px 40px;
  text-align: left;
  max-width: 620px;
  margin-bottom: 96px;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 1.15s forwards;
}
.sense {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sense-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--light);
  font-weight: 500;
}
.sense-desc {
  font-size: 0.95rem;
  color: var(--black);
  font-weight: 400;
  line-height: 1.55;
}
.footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 48px 24px;
  font-size: 0.7rem;
  color: var(--light);
  letter-spacing: 0.08em;
  margin-top: auto;
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (max-width: 540px) {
  .senses {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .canvas-wrap {
    max-width: 320px;
  }
  .content {
    padding: 64px 20px 100px;
  }
}