:root {
  --ink: #06060b;
  --panel: rgba(19, 19, 38, .72);
  --cyan: #00f5d4;
  --violet: #8b5cf6;
  --pink: #f43f9e;
}

html { scroll-behavior: smooth; }

body { touch-action: pan-y; }

/* Decorative canvases must never capture scrolling or pointer input. */
#particles,
#particles-js,
#particles-js canvas {
  pointer-events: none !important;
  touch-action: none !important;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .22;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(circle at 50% 30%, black, transparent 78%);
}

::selection { background: rgba(0,245,212,.28); color: #fff; }

.logo, header h1, h1, .carousel-title, .about-founder h2,
section.testimonials h2, section.contact h2 {
  background: linear-gradient(100deg, #fff 0%, var(--cyan) 36%, #a78bfa 68%, var(--pink) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: spectrum 7s linear infinite;
}

@keyframes spectrum { to { background-position: 200% center; } }

.active-player-wrapper, .card, section.testimonials, section.contact, .about {
  background: linear-gradient(145deg, rgba(30,30,58,.82), rgba(10,10,22,.72));
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 24px 70px rgba(0,0,0,.42), inset 0 1px rgba(255,255,255,.07);
  backdrop-filter: blur(18px);
}

.active-player-wrapper::before, .card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  border-radius: inherit;
  background: linear-gradient(120deg, rgba(255,255,255,.16), transparent 24%, transparent 72%, rgba(0,245,212,.12));
}

.active-player-wrapper { animation: float-player 6s ease-in-out infinite; }
.player-column:nth-child(2) .active-player-wrapper { animation-delay: -3s; }
@keyframes float-player { 50% { transform: translateY(-9px); box-shadow: 0 34px 85px rgba(0,0,0,.52), 0 0 40px rgba(139,92,246,.22); } }

.card { --tilt-x: 0deg; --tilt-y: 0deg; position: relative; border-radius: 24px; transform-style: preserve-3d; touch-action: pan-y; }
.card:hover, .card:focus-visible {
  transform: perspective(900px) translateY(-10px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) scale(1.015);
  border-color: rgba(0,245,212,.48);
  box-shadow: 0 30px 75px rgba(0,0,0,.5), 0 0 38px rgba(0,245,212,.14);
}

.card-title { color: #f3f0ff; }
.play-overlay { background: linear-gradient(145deg, rgba(6,6,16,.18), rgba(96,48,190,.64)); backdrop-filter: blur(3px); }

.engine-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 5px 10px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 999px;
  color: #fff;
  background: rgba(7,7,15,.76);
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
  backdrop-filter: blur(12px);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.engine-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.engine-cocos { color: #56f6da; }
.engine-luna { color: #c4a7ff; }
.engine-unity { color: #fff; }

.carousel-item .engine-badge {
  top: 8px;
  left: 50%;
  max-width: calc(100% - 12px);
  padding: 5px 7px;
  font-size: 8px;
  transform: translateX(-50%);
}

.back-btn, .toggle-btn, .view-more-btn, .play-btn, .contact-badge {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  background: linear-gradient(110deg, #6d3df2, #9b4dff 52%, #007f78);
  box-shadow: 0 10px 32px rgba(109,61,242,.35);
}

.back-btn::after, .toggle-btn::after, .view-more-btn::after, .play-btn::after {
  content: "";
  position: absolute;
  inset: -50% -80%;
  background: linear-gradient(100deg, transparent 40%, rgba(255,255,255,.42), transparent 60%);
  transform: translateX(-55%) rotate(8deg);
  transition: transform .65s ease;
}
.back-btn:hover::after, .toggle-btn:hover::after, .view-more-btn:hover::after, .play-btn:hover::after { transform: translateX(55%) rotate(8deg); }

.reveal-ready { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.75,.25,1); }
.reveal-ready.is-visible { opacity: 1; transform: none; }

/* Playful ambient layer */
.fun-layer {
  position: fixed;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.ambient-orb {
  position: absolute;
  width: 34vw;
  max-width: 520px;
  aspect-ratio: 1;
  border-radius: 50%;
  opacity: .11;
  filter: blur(70px);
  animation: orb-drift 16s ease-in-out infinite alternate;
}
.ambient-orb:first-child { top: -12%; left: -10%; background: var(--cyan); }
.ambient-orb:nth-child(2) { right: -12%; bottom: -16%; background: var(--pink); animation-delay: -8s; }
@keyframes orb-drift { to { transform: translate3d(10vw, 12vh, 0) scale(1.22); } }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  width: 100%;
  height: 3px;
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--cyan), var(--violet), var(--pink));
  box-shadow: 0 0 18px rgba(0,245,212,.72);
}

.sound-toggle {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 10002;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(145deg, rgba(139,92,246,.92), rgba(31,22,69,.94));
  box-shadow: 0 10px 28px rgba(0,0,0,.38), 0 0 20px rgba(139,92,246,.34);
  backdrop-filter: blur(12px);
  cursor: pointer;
  font-size: 18px;
  transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease;
}
.sound-toggle:hover { transform: translateY(-3px) scale(1.06); box-shadow: 0 15px 34px rgba(0,0,0,.42), 0 0 25px rgba(0,245,212,.38); }
.sound-toggle:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.sound-toggle.is-muted { opacity: .62; filter: grayscale(.45); }


.cursor-spark {
  position: fixed;
  z-index: 9997;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  pointer-events: none;
  color: var(--cyan);
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
  animation: spark-out .65s ease-out forwards;
}
@keyframes spark-out { to { opacity: 0; transform: translate(var(--spark-x), var(--spark-y)) scale(.1); } }

.confetti-piece {
  position: fixed;
  z-index: 10001;
  width: 9px;
  height: 5px;
  border-radius: 2px;
  pointer-events: none;
  background: var(--confetti-color);
  box-shadow: 0 0 8px var(--confetti-color);
  animation: confetti-burst .9s cubic-bezier(.15,.7,.25,1) forwards;
}
@keyframes confetti-burst {
  55% { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--confetti-x), var(--confetti-y)) rotate(var(--confetti-spin)) scale(.55); }
}

.carousel-item { --tilt-x: 0deg; --tilt-y: 0deg; transform-style: preserve-3d; }
.carousel-item:hover { transform: perspective(700px) translateY(-10px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) scale(1.05); }

@media (hover: none), (pointer: coarse) {
  .cursor-spark, .confetti-piece { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
  .reveal-ready { opacity: 1; transform: none; }
  .cursor-spark, .confetti-piece { display: none; }
}