.mk-home-hero {
  background:
    radial-gradient(circle at 12% 18%, rgba(34, 211, 238, 0.22), transparent 32%),
    radial-gradient(circle at 82% 22%, rgba(59, 130, 246, 0.18), transparent 30%),
    radial-gradient(circle at 62% 78%, rgba(16, 185, 129, 0.12), transparent 28%),
    linear-gradient(180deg, #f7fbff 0%, #eef5ff 46%, #f8fafc 100%);
}

.mk-home-hero-grid {
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.12) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.85), transparent 88%);
}

.mk-home-hero-orb {
  position: absolute;
  border-radius: 9999px;
  filter: blur(48px);
  pointer-events: none;
}

.mk-home-hero-orb-a {
  top: 10%;
  right: 8%;
  width: 14rem;
  height: 14rem;
  background: rgba(34, 211, 238, 0.18);
}

.mk-home-hero-orb-b {
  bottom: 5%;
  left: 40%;
  width: 12rem;
  height: 12rem;
  background: rgba(56, 189, 248, 0.12);
}

.mk-home-hero-title {
  letter-spacing: -0.06em;
}

.mk-hero-brain-stage {
  position: relative;
  min-height: 940px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 2rem;
  background:
    radial-gradient(circle at 50% 42%, rgba(34, 211, 238, 0.14), transparent 18%),
    radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.18), transparent 20%),
    radial-gradient(circle at 84% 18%, rgba(125, 211, 252, 0.12), transparent 18%),
    linear-gradient(160deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.92));
  box-shadow: 0 28px 90px rgba(15, 23, 42, 0.14);
}

.mk-hero-brain-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.9), transparent 88%);
}

.mk-hero-brain-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.mk-hero-brain-tag {
  position: absolute;
  z-index: 3;
  border-radius: 9999px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(15, 23, 42, 0.9);
  color: #f8fafc;
  padding: 0.7rem 1.2rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.22);
}

.mk-hero-brain-tag-a { top: 5%; right: 8%; }
.mk-hero-brain-tag-b { bottom: 5%; left: 8%; }
.mk-hero-brain-tag-c { bottom: 12%; right: 10%; }

.mk-hero-brain-core {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  width: 22rem;
  height: 22rem;
  transform: translate(-50%, -50%);
}

.mk-hero-brain-core-ring {
  position: absolute;
  inset: 1.25rem;
  border-radius: 9999px;
  border: 1px solid rgba(34, 211, 238, 0.28);
  animation: mkHeroPulse 4.8s ease-in-out infinite;
}

.mk-hero-brain-core-ring-delay {
  inset: 0.25rem;
  animation-delay: 1.4s;
}

.mk-hero-brain-core-card {
  position: relative;
  z-index: 2;
  display: flex;
  height: 100%;
  width: 100%;
  flex-direction: column;
  justify-content: center;
  gap: 0.95rem;
  border-radius: 9999px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background:
    radial-gradient(circle at 50% 30%, rgba(34, 211, 238, 0.22), transparent 45%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(239, 246, 255, 0.94));
  padding: 3rem 2.8rem;
  text-align: center;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.8),
    0 28px 80px rgba(15, 23, 42, 0.16);
}

.mk-hero-brain-core-kicker {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #0891b2;
}

.mk-hero-brain-core-card h2 {
  margin: 0;
  font-size: 3.3rem;
  line-height: 1;
  color: #020617;
}

.mk-hero-brain-core-card p {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.8;
  color: #475569;
}

.mk-hero-brain-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.mk-hero-brain-stats span {
  border-radius: 9999px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(255, 255, 255, 0.82);
  color: #0f172a;
  font-size: 0.84rem;
  font-weight: 700;
  padding: 0.48rem 0.9rem;
}

.mk-hero-note {
  position: absolute;
  z-index: 2;
  width: 15.5rem;
  border-radius: 1.4rem;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.93);
  padding: 1.35rem 1.3rem;
  box-shadow: 0 22px 52px rgba(15, 23, 42, 0.12);
  backdrop-filter: blur(16px);
  animation: mkHeroFloat 7.5s ease-in-out infinite;
}

.mk-hero-note-kicker {
  margin: 0 0 0.3rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #0891b2;
}

.mk-hero-note h3 {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.4;
  color: #0f172a;
}

.mk-hero-note p:last-child {
  margin: 0.65rem 0 0;
  font-size: 0.98rem;
  line-height: 1.65;
  color: #64748b;
}

.mk-hero-note-prd { left: 6%; top: 10%; animation-delay: -0.8s; }
.mk-hero-note-tickets { right: 6%; top: 15%; animation-delay: -2.1s; }
.mk-hero-note-code { left: 8%; top: 57%; animation-delay: -1.6s; }
.mk-hero-note-design { right: 9%; top: 54%; animation-delay: -3.2s; }
.mk-hero-note-risk { left: 30%; bottom: 8%; animation-delay: -2.7s; }
.mk-hero-note-release { right: 23%; bottom: 9%; animation-delay: -0.2s; }

@keyframes mkHeroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes mkHeroPulse {
  0% { transform: scale(0.96); opacity: 0.12; }
  40% { opacity: 0.28; }
  100% { transform: scale(1.12); opacity: 0; }
}

@media (max-width: 1279px) {
  .mk-hero-brain-stage {
    min-height: 860px;
  }

  .mk-hero-note {
    width: 14rem;
  }

  .mk-hero-brain-core {
    width: 19rem;
    height: 19rem;
  }

  .mk-hero-brain-core-card h2 {
    font-size: 2.7rem;
  }

  .mk-hero-brain-core-card p {
    font-size: 1.02rem;
  }
}

@media (max-width: 1023px) {
  .mk-hero-brain-stage {
    min-height: 900px;
    margin-top: 1rem;
  }

  .mk-hero-brain-core {
    top: 44%;
    width: 15rem;
    height: 15rem;
  }

  .mk-hero-brain-tag {
    font-size: 0.82rem;
    padding: 0.55rem 0.92rem;
  }

  .mk-hero-note {
    width: 12.5rem;
    padding: 1rem;
  }

  .mk-hero-note-kicker {
    font-size: 0.72rem;
  }

  .mk-hero-note h3 {
    font-size: 1rem;
  }

  .mk-hero-note p:last-child {
    font-size: 0.84rem;
  }

  .mk-hero-note-prd { left: 6%; top: 8%; }
  .mk-hero-note-tickets { right: 6%; top: 10%; }
  .mk-hero-note-code { left: 8%; top: 60%; }
  .mk-hero-note-design { right: 8%; top: 58%; }
  .mk-hero-note-risk { left: 10%; bottom: 8%; }
  .mk-hero-note-release { right: 10%; bottom: 10%; }
}

@media (max-width: 767px) {
  .mk-home-hero {
    padding-bottom: 4rem;
  }

  .mk-home-hero-title {
    font-size: 3.2rem;
  }

  .mk-hero-brain-stage {
    min-height: 1040px;
    border-radius: 1.5rem;
  }

  .mk-hero-brain-tag {
    font-size: 0.68rem;
    padding: 0.42rem 0.7rem;
  }

  .mk-hero-brain-tag-a { top: 3%; right: 5%; }
  .mk-hero-brain-tag-b { bottom: 2%; left: 4%; }
  .mk-hero-brain-tag-c { bottom: 10%; right: 5%; }

  .mk-hero-brain-core {
    width: 13rem;
    height: 13rem;
  }

  .mk-hero-brain-core-card {
    padding: 2rem 1.35rem;
  }

  .mk-hero-brain-core-card h2 {
    font-size: 1.55rem;
  }

  .mk-hero-brain-core-card p {
    font-size: 0.92rem;
  }

  .mk-hero-note {
    width: calc(50% - 1.25rem);
    padding: 0.85rem;
  }

  .mk-hero-note h3 {
    font-size: 0.9rem;
  }

  .mk-hero-note p:last-child {
    font-size: 0.76rem;
  }

  .mk-hero-note-prd { left: 4%; top: 9%; }
  .mk-hero-note-tickets { right: 4%; top: 11%; }
  .mk-hero-note-code { left: 4%; top: 61%; }
  .mk-hero-note-design { right: 4%; top: 60%; }
  .mk-hero-note-risk { left: 4%; bottom: 11%; }
  .mk-hero-note-release { right: 4%; bottom: 12%; }
}

@media (prefers-reduced-motion: reduce) {
  .mk-hero-brain-core-ring,
  .mk-hero-note {
    animation: none;
  }
}