:root {
  --color-bg: #0a0a0a;
  --color-text: #f5f5f5;
  --color-accent-1: #00ff9f;
  --color-accent-2: #ff00ff;
  --color-accent-3: #00d4ff;
  --color-accent-4: #ffff00;

  --font-display: 'DM Serif Display', serif;
  --font-mono: 'Space Mono', monospace;
  --font-ja: 'Noto Sans JP', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  cursor: none;
}

body {
  font-family: var(--font-ja);
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  line-height: 1.6;
  transition: background-color 1.5s ease;
}

/* Custom Cursor */
.cursor {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-accent-1);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.15s ease, border-color 0.3s;
  mix-blend-mode: difference;
}

.cursor.hover {
  transform: scale(2);
  border-color: var(--color-accent-2);
}

.ripple {
  position: fixed;
  border: 2px solid var(--color-accent-1);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  animation: rippleEffect 1.5s ease-out forwards;
  mix-blend-mode: difference;
}

@keyframes rippleEffect {
  0% {
    width: 20px;
    height: 20px;
    opacity: 1;
  }

  100% {
    width: 200px;
    height: 200px;
    opacity: 0;
  }
}

/* Noise Overlay */
.noise {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  z-index: 1;
  pointer-events: none;
  background: repeating-linear-gradient(0deg,
      rgba(255, 255, 255, 0.03) 0px,
      transparent 1px,
      transparent 2px,
      rgba(255, 255, 255, 0.03) 3px);
  animation: noise 0.5s steps(2) infinite;
}

@keyframes noise {

  0%,
  100% {
    transform: translate(0, 0);
  }

  10% {
    transform: translate(-5%, -5%);
  }

  20% {
    transform: translate(-10%, 5%);
  }

  30% {
    transform: translate(5%, -10%);
  }

  40% {
    transform: translate(-5%, 15%);
  }

  50% {
    transform: translate(-10%, 5%);
  }

  60% {
    transform: translate(15%, 0);
  }

  70% {
    transform: translate(0, 10%);
  }

  80% {
    transform: translate(-15%, 0);
  }

  90% {
    transform: translate(10%, 5%);
  }
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 30px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  mix-blend-mode: difference;
}

.logo {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: 0.1em;
}

.logo img {
  height: 32px;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  gap: 40px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
}

.nav a {
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.3s, transform 0.3s;
  display: inline-block;
}

.nav a:hover {
  color: var(--color-accent-1);
  transform: scale(1.15);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.glitch-container {
  position: relative;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  width: min(100%, 1120px);
  padding: 0 32px;
}


.hero-title {
  font-family: var(--font-ja);
  font-size: clamp(44px, 8vw, 104px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: 0.04em;
  position: relative;
  display: inline-block;
  animation: glitch-main 3s infinite;
  max-width: 11.8em;
  text-shadow: 0 0 24px rgba(255, 255, 255, 0.08);
}

.hero-title-copy {
  display: block;
}

.hero-title-main {
  position: relative;
  z-index: 1;
}

.hero-title-glitch {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-title-glitch-1 {
  animation: glitch-1 2s infinite;
  color: var(--color-accent-1);
  z-index: -1;
}

.hero-title-glitch-2 {
  animation: glitch-2 2.5s infinite;
  color: var(--color-accent-2);
  z-index: -2;
}

.hero-title .char {
  display: inline-block;
  opacity: 0;
  animation: charGather 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.hero-title-line {
  display: block;
  white-space: nowrap;
}

.hero-title:hover .char {
  animation: charScatter 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

@keyframes charScatter {
  0% {
    transform: translate(0, 0) scale(1) rotate(0deg);
  }

  100% {
    transform: translate(var(--scatter-x), var(--scatter-y)) scale(0.5) rotate(var(--scatter-rot));
    opacity: 0.3;
  }
}

@keyframes charGather {
  0% {
    opacity: 0;
    transform: translate(var(--tx), var(--ty)) scale(0.3) rotate(var(--rot));
  }

  60% {
    opacity: 1;
  }

  100% {
    opacity: 1;
    transform: translate(0, 0) scale(1) rotate(0deg);
  }
}

@keyframes glitch-main {

  0%,
  100% {
    transform: translate(0);
  }

  20% {
    transform: translate(-2px, 2px);
  }

  40% {
    transform: translate(-2px, -2px);
  }

  60% {
    transform: translate(2px, 2px);
  }

  80% {
    transform: translate(2px, -2px);
  }
}

@keyframes glitch-1 {
  0% {
    clip-path: inset(40% 0 61% 0);
    transform: translate(0);
  }

  20% {
    clip-path: inset(92% 0 1% 0);
    transform: translate(-3px);
  }

  40% {
    clip-path: inset(43% 0 1% 0);
    transform: translate(3px);
  }

  60% {
    clip-path: inset(25% 0 58% 0);
    transform: translate(-3px);
  }

  80% {
    clip-path: inset(54% 0 7% 0);
    transform: translate(3px);
  }

  100% {
    clip-path: inset(58% 0 43% 0);
    transform: translate(0);
  }
}

@keyframes glitch-2 {
  0% {
    clip-path: inset(54% 0 23% 0);
    transform: translate(0);
  }

  20% {
    clip-path: inset(29% 0 43% 0);
    transform: translate(3px);
  }

  40% {
    clip-path: inset(94% 0 1% 0);
    transform: translate(-3px);
  }

  60% {
    clip-path: inset(12% 0 59% 0);
    transform: translate(3px);
  }

  80% {
    clip-path: inset(76% 0 21% 0);
    transform: translate(-3px);
  }

  100% {
    clip-path: inset(34% 0 43% 0);
    transform: translate(0);
  }
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.38em;
  color: var(--color-accent-3);
  text-transform: uppercase;
  position: relative;
  display: inline-block;
  overflow: hidden;
  padding: 18px 24px 16px;
  margin: 0;
  transform: translateY(80%);
}

.hero-subtitle::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg,
      transparent 0%,
      var(--color-accent-1) 20%,
      var(--color-accent-2) 40%,
      var(--color-accent-3) 60%,
      var(--color-accent-4) 80%,
      transparent 100%);
  animation: subtitleLine 5s ease-in-out infinite;
}

.hero-subtitle .letter {
  display: inline-block;
  animation: letterWave 2.4s ease-in-out infinite;
  animation-delay: calc(var(--i) * 0.1s);
}

@keyframes subtitleLine {

  0%,
  100% {
    transform: translateX(-100%);
  }

  50% {
    transform: translateX(100%);
  }
}

@keyframes letterWave {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-2px);
  }
}

/* Morphing Shapes */
.morph-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: -1;
  opacity: 0.15;
}

.morph-shape {
  position: absolute;
  filter: blur(60px);
}

.morph-1 {
  width: 500px;
  height: 500px;
  background: linear-gradient(45deg, var(--color-accent-1), var(--color-accent-3));
  top: 20%;
  left: 10%;
  animation: morph1 15s ease-in-out infinite;
  border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
}

.morph-2 {
  width: 400px;
  height: 400px;
  background: linear-gradient(45deg, var(--color-accent-2), var(--color-accent-4));
  bottom: 10%;
  right: 15%;
  animation: morph2 12s ease-in-out infinite;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
}

@keyframes morph1 {

  0%,
  100% {
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    transform: translate(0, 0) rotate(0deg);
  }

  50% {
    border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    transform: translate(50px, 30px) rotate(180deg);
  }
}

@keyframes morph2 {

  0%,
  100% {
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    transform: translate(0, 0) rotate(0deg);
  }

  50% {
    border-radius: 70% 30% 50% 50% / 30% 70% 70% 30%;
    transform: translate(-30px, -50px) rotate(-180deg);
  }
}

/* Scroll Indicator */
.scroll-down {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  opacity: 0.7;
}

.scroll-down::after {
  content: '';
  display: block;
  width: 1px;
  height: 60px;
  background: var(--color-text);
  margin: 10px auto 0;
  animation: scrollLine 2s infinite;
}

@keyframes scrollLine {

  0%,
  100% {
    transform: scaleY(0);
    opacity: 0;
  }

  50% {
    transform: scaleY(1);
    opacity: 1;
  }
}

/* Content Sections */
.section {
  min-height: 100vh;
  padding: 120px 60px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  max-width: 1400px;
  align-items: center;
}

.section-content h2 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.4vw, 65px);
  font-style: italic;
  line-height: 1.28;
  letter-spacing: 0.02em;
  margin-bottom: 40px;
  position: relative;
  display: inline-block;
  max-width: 8.5em;
  text-wrap: balance;
}

#visionTitle {
  font-size: clamp(36px, 4.6vw, 54px);
  line-height: 1.4;
  letter-spacing: 0;
  max-width: none;
  text-wrap: nowrap;
  padding-right: 0.04em;
}

.vision-title-line {
  display: block;
  padding-right: 0.16em;
  margin-right: -0.12em;
  white-space: nowrap;
}

.section-content h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-1), var(--color-accent-2), var(--color-accent-3));
  animation: underlineGrow 2s ease-out forwards;
  animation-delay: 0.5s;
}

@keyframes underlineGrow {
  to {
    width: 100%;
  }
}

.section-content h2 .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  animation: wordReveal 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  padding: 0 0.08em;
}

#visionTitle .word {
  padding: 0 0.12em 0 0;
  background: linear-gradient(135deg, #f6f1df 0%, #d6fff2 45%, #7fe7ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-content h2.revealed .word {
  opacity: 1;
  transform: translateY(0) rotate(0deg);
}

@keyframes wordReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-content p {
  font-size: 17px;
  line-height: 2;
  opacity: 0.85;
  margin-bottom: 20px;
}

#vision .section-content p {
  padding-left: 0;
  text-align: center;
}

.section-visual {
  position: relative;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.floating-words {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-word {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.2em;
  opacity: 0;
  animation: wordFloat 8s ease-in-out infinite;
  background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2), var(--color-accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  --float-x: 0px;
  --float-y: 0px;
  --float-scale: 1;
  --drift-x-1: 8px;
  --drift-y-1: -6px;
  --drift-x-2: -6px;
  --drift-y-2: 5px;
}

.floating-word:nth-child(1) {
  animation-delay: 0s;
  top: 20%;
  left: 10%;
  --drift-x-1: 10px;
  --drift-y-1: -5px;
  --drift-x-2: -7px;
  --drift-y-2: 6px;
}

.floating-word:nth-child(2) {
  animation-delay: 1s;
  top: 30%;
  right: 15%;
  --drift-x-1: -9px;
  --drift-y-1: -4px;
  --drift-x-2: 6px;
  --drift-y-2: 7px;
}

.floating-word:nth-child(3) {
  animation-delay: 2s;
  bottom: 25%;
  left: 20%;
  --drift-x-1: 7px;
  --drift-y-1: -8px;
  --drift-x-2: -5px;
  --drift-y-2: 4px;
}

.floating-word:nth-child(4) {
  animation-delay: 3s;
  bottom: 30%;
  right: 10%;
  --drift-x-1: -8px;
  --drift-y-1: -6px;
  --drift-x-2: 5px;
  --drift-y-2: 5px;
}

.floating-word:nth-child(5) {
  animation-delay: 4s;
  top: 50%;
  left: 35%;
  --float-x: -50%;
  --float-y: -50%;
  font-size: 24px;
  --drift-x-1: 6px;
  --drift-y-1: -7px;
  --drift-x-2: -4px;
  --drift-y-2: 6px;
}

@keyframes wordFloat {
  0% {
    opacity: 0;
    transform: translate(var(--float-x), calc(var(--float-y) + 30px)) scale(0.8);
  }

  10% {
    opacity: 1;
    transform: translate(var(--float-x), var(--float-y)) scale(var(--float-scale));
  }

  38% {
    opacity: 1;
    transform: translate(calc(var(--float-x) + var(--drift-x-1)), calc(var(--float-y) + var(--drift-y-1))) scale(var(--float-scale));
  }

  68% {
    opacity: 1;
    transform: translate(calc(var(--float-x) + var(--drift-x-2)), calc(var(--float-y) + var(--drift-y-2))) scale(var(--float-scale));
  }

  90% {
    opacity: 1;
    transform: translate(var(--float-x), var(--float-y)) scale(var(--float-scale));
  }

  100% {
    opacity: 0;
    transform: translate(var(--float-x), calc(var(--float-y) - 30px)) scale(0.8);
  }
}

.particle-system {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-accent-1);
  border-radius: 50%;
  animation: particleMove 10s linear infinite;
  opacity: 0.6;
}

@keyframes particleMove {
  0% {
    transform: translate(0, 0);
    opacity: 0;
  }

  10% {
    opacity: 0.6;
  }

  90% {
    opacity: 0.6;
  }

  100% {
    transform: translate(var(--tx), var(--ty));
    opacity: 0;
  }
}

.mesh-gradient {
  position: absolute;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 30% 40%, rgba(0, 255, 159, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(255, 0, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 50% 80%, rgba(0, 212, 255, 0.18) 0%, transparent 50%);
  animation: meshPulse 8s ease-in-out infinite;
}

@keyframes meshPulse {

  0%,
  100% {
    opacity: 0.3;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(1.1);
  }
}

/* Interactive Cards with 3D */
.cards-container {
  min-height: unset;
  padding: 120px 60px 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1200px;
  position: relative;
  overflow: hidden;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1400px;
  width: 100%;
  transform-style: preserve-3d;
}

.card {
  aspect-ratio: 3/4;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 40px;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  transform-style: preserve-3d;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
  opacity: 0;
  transition: opacity 0.4s;
  transform: translateZ(-10px);
}

.card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.8) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
  transform: translateZ(20px);
}

.card:hover::before {
  opacity: 0.05;
}

.card:hover::after {
  opacity: 0.3;
}

.card:hover {
  transform: translateZ(80px) rotateX(var(--rotate-x)) rotateY(var(--rotate-y));
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.1),
    inset 0 0 60px rgba(255, 255, 255, 0.05);
}


.card-number {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  opacity: 0.5;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.card-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 15px;
  position: relative;
  z-index: 1;
  line-height: 1.4;
}

.card-title .char {
  display: inline-block;
  transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55), opacity 0.3s;
}

.card:hover .card-title .char {
  transform: translate(var(--scatter-x), var(--scatter-y)) rotate(var(--scatter-rot));
  opacity: 0.7;
}

.card-desc {
  font-size: 14px;
  line-height: 1.8;
  opacity: 0.7;
  position: relative;
  z-index: 1;
  margin-top: 10%;
}

/* Card Icons */
.card-icon {
  width: 68px;
  height: 68px;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

/* 01 - Monitor (digital content) */
.cards-grid .card:nth-child(1) .card-icon {
  width: 76px;
  height: 56px;
  border: 1.5px solid var(--color-accent-1);
  border-radius: 5px;
  background: repeating-linear-gradient(transparent,
      transparent 6px,
      rgba(0, 255, 159, 0.07) 6px,
      rgba(0, 255, 159, 0.07) 7px);
  box-shadow: 0 0 20px rgba(0, 255, 159, 0.15), inset 0 0 12px rgba(0, 255, 159, 0.04);
  transition: box-shadow 0.4s;
}

.cards-grid .card:nth-child(1) .card-icon::before {
  content: '';
  position: absolute;
  left: 12px;
  right: 12px;
  top: 14px;
  height: 1.5px;
  background: var(--color-accent-1);
  opacity: 0.7;
  box-shadow: 0 10px 0 rgba(0, 255, 159, 0.45), 0 20px 0 rgba(0, 255, 159, 0.2);
}

.cards-grid .card:nth-child(1) .card-icon::after {
  content: '';
  position: absolute;
  bottom: -13px;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 9px;
  border: 1.5px solid var(--color-accent-1);
  border-top: none;
  border-radius: 0 0 3px 3px;
  opacity: 0.7;
}

.cards-grid .card:nth-child(1):hover .card-icon {
  box-shadow: 0 0 32px rgba(0, 255, 159, 0.35), inset 0 0 18px rgba(0, 255, 159, 0.08);
}

/* 02 - Orbital (game/app) */
.cards-grid .card:nth-child(2) .card-icon {
  border-radius: 50%;
  border: 1.5px solid var(--color-accent-2);
  box-shadow: 0 0 20px rgba(255, 0, 255, 0.15);
  transition: box-shadow 0.4s, animation-duration 0.4s;
  animation: card-icon-spin 10s linear infinite;
}

.cards-grid .card:nth-child(2) .card-icon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 0, 255, 0.4);
}

.cards-grid .card:nth-child(2) .card-icon::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent-2);
  box-shadow: 0 0 12px var(--color-accent-2), 0 0 24px rgba(255, 0, 255, 0.4);
}

@keyframes card-icon-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.cards-grid .card:nth-child(2):hover .card-icon {
  box-shadow: 0 0 32px rgba(255, 0, 255, 0.35);
  animation-duration: 3s;
}

/* 03 - Diamond (original brand) */
.cards-grid .card:nth-child(3) .card-icon {
  transform: rotate(45deg) scale(0.82);
  border: 1.5px solid var(--color-accent-3);
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), transparent);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
  transition: box-shadow 0.4s, transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.cards-grid .card:nth-child(3) .card-icon::before {
  content: '';
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(0, 212, 255, 0.4);
  border-radius: 3px;
}

.cards-grid .card:nth-child(3) .card-icon::after {
  content: '';
  position: absolute;
  inset: 22px;
  background: var(--color-accent-3);
  border-radius: 2px;
  opacity: 0.25;
  box-shadow: 0 0 14px var(--color-accent-3);
}

.cards-grid .card:nth-child(3):hover .card-icon {
  box-shadow: 0 0 32px rgba(0, 212, 255, 0.35);
  transform: rotate(90deg) scale(0.82);
}

/* playPLANT Section */
.playplant {
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(10, 10, 10, 0) 0%, rgba(8, 16, 23, 0.78) 18%, rgba(7, 19, 27, 0.96) 38%, #07131b 100%),
    radial-gradient(ellipse at 22% 18%, rgba(255, 0, 255, 0.14) 0%, transparent 42%),
    radial-gradient(ellipse at 78% 22%, rgba(0, 255, 159, 0.14) 0%, transparent 44%),
    radial-gradient(ellipse at 60% 78%, rgba(0, 212, 255, 0.12) 0%, transparent 42%),
    radial-gradient(ellipse at 50% 52%, rgba(16, 67, 90, 0.18) 0%, transparent 60%),
    #07131b;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.playplant::before,
.playplant::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  mix-blend-mode: screen;
}

.playplant::before {
  width: 54vw;
  height: 54vw;
  min-width: 380px;
  min-height: 380px;
  top: -10%;
  left: -10%;
  background: radial-gradient(circle, rgba(255, 0, 255, 0.32) 0%, rgba(255, 0, 255, 0.14) 30%, transparent 68%);
  animation: playplantAuraLeft 11s ease-in-out infinite;
}

.playplant::after {
  width: 48vw;
  height: 48vw;
  min-width: 340px;
  min-height: 340px;
  right: -8%;
  bottom: -6%;
  background: radial-gradient(circle, rgba(0, 255, 159, 0.28) 0%, rgba(0, 212, 255, 0.18) 38%, transparent 70%);
  animation: playplantAuraRight 13s ease-in-out infinite;
}

.playplant-content {
  max-width: 1000px;
  text-align: center;
  padding: 60px;
  position: relative;
  z-index: 3;
  isolation: isolate;
}

.playplant-content::after {
  display: none;
}


.playplant-logo {
  font-family: var(--font-display);
  font-size: clamp(48px, 10vw, 100px);
  font-weight: 700;
  font-style: italic;
  margin-bottom: 40px;
  display: inline-block;
  background: linear-gradient(100deg, var(--color-accent-2) 0 39.8%, var(--color-accent-1) 39% 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  padding-left: 0.08em;
  padding-right: 0.14em;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.12),
    0 4px 0 rgba(18, 39, 48, 0.28),
    0 10px 22px rgba(0, 0, 0, 0.24);
  position: relative;
}

.playplant-logo-image {
  display: block;
  width: min(420px, 72vw);
  height: auto;
  filter:
    drop-shadow(0 1px 0 rgba(255, 255, 255, 0.08)) drop-shadow(0 10px 24px rgba(0, 0, 0, 0.28));
}

.playplant-desc {
  font-size: 18px;
  line-height: 2.2;
  margin-bottom: 50px;
  opacity: 0.8;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.playplant-desc p {
  margin-bottom: 22px;
  opacity: 0;
  transform: translateY(18px);
}

.playplant-desc p:last-child {
  margin-bottom: 0;
}

.playplant-content.reveal.active .playplant-desc p:nth-child(1) {
  animation: playplantCopyIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.22s forwards;
}

.playplant-content.reveal.active .playplant-desc p:nth-child(2) {
  animation: playplantCopyIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.38s forwards;
}

.playplant-content.reveal.active .playplant-desc p:nth-child(3) {
  animation: playplantCopyIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.54s forwards;
}

.playplant-link {
  display: inline-block;
  padding: 18px 50px;
  border: 2px solid #4eb5c6;
  color: #9ce6da;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 0 rgba(0, 255, 159, 0);
}

.playplant-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1f7d92, #8ee1d6);
  transition: left 0.3s;
  z-index: -1;
}

.playplant-link::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 30%, rgba(115, 213, 217, 0.28) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.playplant-link:hover::before {
  left: 0;
}

.playplant-link:hover::after {
  transform: translateX(100%);
}

.playplant-link:hover {
  color: var(--color-bg);
  transform: scale(1.05);
  box-shadow: 0 20px 60px rgba(78, 181, 198, 0.2);
}

.playplant-content.reveal.active .playplant-link {
  animation:
    playplantLinkIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.72s both,
    playplantLinkPulse 3.8s ease-in-out 1.6s infinite;
}

/* 3D Perspective Grid */
.grid-bg {
  display: block;
  position: absolute;
  width: 220%;
  height: 75%;
  left: -60%;
  bottom: -5%;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.14) 1px, transparent 1px);
  background-size: 80px 80px;
  transform: perspective(520px) rotateX(68deg);
  transform-origin: 50% 0%;
  mask-image: linear-gradient(to bottom, transparent 0%, black 22%, black 75%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 22%, black 75%, transparent 100%);
  animation: gridScroll 15s linear infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes gridScroll {
  from {
    background-position: 0 0;
  }

  to {
    background-position: 0 80px;
  }
}

/* Floating Symbols */
.pp-symbols {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.pp-sym {
  position: absolute;
  left: var(--sx);
  top: var(--sy);
  font-family: var(--font-mono);
  font-size: var(--ss);
  color: var(--color-accent-3);
  opacity: 0;
  text-shadow: 0 0 12px rgba(0, 212, 255, 0.6);
}

.pp-sym:nth-child(even) {
  color: var(--color-accent-1);
  text-shadow: 0 0 12px rgba(0, 255, 159, 0.5);
}

.pp-sym:nth-child(3n) {
  color: var(--color-accent-2);
  text-shadow: 0 0 12px rgba(255, 0, 255, 0.45);
}

@keyframes symDrift {
  0%   { opacity: 0;    transform: translate(0, 0); }
  10%  { opacity: 0.22; }
  30%  { opacity: 0.2;  transform: translate(var(--dx1), var(--dy1)); }
  60%  { opacity: 0.18; transform: translate(var(--dx2), var(--dy2)); }
  85%  { opacity: 0.2;  transform: translate(calc(var(--dx1) * -0.4), calc(var(--dy2) * 0.6)); }
  92%  { opacity: 0.1; }
  100% { opacity: 0;    transform: translate(0, 0); }
}

@keyframes symSpin {
  from { rotate: 0deg; }
  to   { rotate: 360deg; }
}

.pp-sym:nth-child(odd)  { animation: symDrift 18s ease-in-out infinite var(--sd), symSpin 7s linear infinite; }
.pp-sym:nth-child(even) { animation: symDrift 18s ease-in-out infinite var(--sd), symSpin 11s linear infinite reverse; }
.pp-sym:nth-child(3n)   { animation: symDrift 18s ease-in-out infinite var(--sd), symSpin 9s linear infinite; }

/* Floating Orbs */
.pp-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(55px);
  z-index: 1;
}

.pp-orb-1 {
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(0, 255, 159, 0.28) 0%, transparent 70%);
  top: 22%;
  left: 18%;
  animation: orbFloat 9s ease-in-out infinite;
}

.pp-orb-2 {
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(255, 0, 255, 0.22) 0%, transparent 70%);
  top: 38%;
  right: 22%;
  animation: orbFloat 12s ease-in-out infinite reverse;
  animation-delay: -4s;
}

.pp-orb-3 {
  width: 130px;
  height: 130px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
  bottom: 28%;
  left: 38%;
  animation: orbFloat 15s ease-in-out infinite;
  animation-delay: -8s;
}

@keyframes orbFloat {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.7;
  }

  33% {
    transform: translate(18px, -24px) scale(1.08);
    opacity: 1;
  }

  66% {
    transform: translate(-14px, 16px) scale(0.94);
    opacity: 0.55;
  }
}

/* 3D Depth Layers */
.depth-layer {
  position: absolute;
  width: 200%;
  height: 200%;
  top: -50%;
  left: -50%;
  pointer-events: none;
}

.depth-layer-1 {
  background: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(19, 98, 115, 0.24) 0%, transparent 100%);
  animation: floatLayer1 12s ease-in-out infinite;
}

.depth-layer-2 {
  background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(34, 152, 147, 0.18) 0%, transparent 100%);
  animation: floatLayer2 16s ease-in-out infinite;
}

.depth-layer-3 {
  background: radial-gradient(ellipse 55% 55% at 50% 50%, rgba(115, 213, 217, 0.14) 0%, transparent 100%);
  animation: floatLayer3 20s ease-in-out infinite;
}

@keyframes playplantAuraLeft {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.85;
  }

  50% {
    transform: translate(6%, 8%) scale(1.12);
    opacity: 1;
  }
}

@keyframes playplantAuraRight {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.75;
  }

  50% {
    transform: translate(-8%, -6%) scale(1.1);
    opacity: 1;
  }
}


@keyframes playplantCopyIn {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes playplantLinkIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.94);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes playplantLinkPulse {

  0%,
  100% {
    transform: translateY(0) scale(1);
    box-shadow: 0 0 0 rgba(78, 181, 198, 0);
  }

  50% {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 16px 48px rgba(78, 181, 198, 0.2);
  }
}

@keyframes floatLayer1 {
  0% {
    transform: translate(0%, 0%) scale(1);
    opacity: 0.8;
  }

  33% {
    transform: translate(8%, -10%) scale(1.15);
    opacity: 1;
  }

  66% {
    transform: translate(-8%, 8%) scale(0.9);
    opacity: 0.6;
  }

  100% {
    transform: translate(0%, 0%) scale(1);
    opacity: 0.8;
  }
}

@keyframes floatLayer2 {
  0% {
    transform: translate(0%, 0%) scale(1);
    opacity: 0.7;
  }

  33% {
    transform: translate(-10%, 6%) scale(0.9);
    opacity: 1;
  }

  66% {
    transform: translate(10%, -8%) scale(1.1);
    opacity: 0.5;
  }

  100% {
    transform: translate(0%, 0%) scale(1);
    opacity: 0.7;
  }
}

@keyframes floatLayer3 {
  0% {
    transform: translate(0%, 0%) scale(1);
    opacity: 0.6;
  }

  33% {
    transform: translate(6%, 10%) scale(1.1);
    opacity: 0.9;
  }

  66% {
    transform: translate(-6%, -6%) scale(0.95);
    opacity: 0.4;
  }

  100% {
    transform: translate(0%, 0%) scale(1);
    opacity: 0.6;
  }
}

/* Footer */
.footer {
  padding: 80px 60px 40px;
  position: relative;
  overflow: hidden;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.footer-col--info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-col--links {
  text-align: right;
}


.footer-logo img {
  height: 36px;
  width: auto;
}

.footer-info {
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 2;
  opacity: 0.6;
  letter-spacing: 0.08em;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-nav a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--color-text);
  opacity: 0.6;
  text-decoration: none;
  transition: opacity 0.3s;
}

.footer-nav a:hover {
  opacity: 1;
}

.footer-copyright {
  font-size: 11px;
  opacity: 0.3;
  letter-spacing: 0.1em;
  position: relative;
  z-index: 1;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 0px;
}

.br-mobile {
  display: none;
}

@media (max-width: 768px) {
  .br-pc {
    display: none;
  }

  .br-mobile {
    display: block;
  }

  .section-content p,
  .playplant-desc p {
    font-size: 0.85em;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .card {
    aspect-ratio: unset;
    padding-bottom: 40px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.cards-grid .card:nth-child(1) {
  transition-delay: 0s;
}

.cards-grid .card:nth-child(2) {
  transition-delay: 0.2s;
}

.cards-grid .card:nth-child(3) {
  transition-delay: 0.4s;
}

/* Responsive */
@media (max-width: 1024px) {
  .section-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    display: none;
  }

  .glitch-container {
    gap: 22px;
    padding: 0 24px;
  }

  .hero-title {
    max-width: 11em;
    line-height: 1.12;
  }

  .hero-subtitle {
    font-size: 12px;
    letter-spacing: 0.28em;
    padding: 16px 18px 14px;
  }

  .section-content h2 {
    max-width: 100%;
  }

  #visionTitle {
    font-size: clamp(34px, 5vw, 46px);
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: clamp(34px, 10vw, 56px);
    letter-spacing: 0.02em;
    max-width: 10.8em;
  }

  .hero-subtitle {
    letter-spacing: 0.2em;
  }

  .section-content h2 {
    font-size: clamp(32px, 8vw, 44px);
    line-height: 1.34;
  }

  #visionTitle {
    font-size: clamp(28px, 7.2vw, 38px);
    line-height: 1.45;
  }
}