:root {
  --bg: #0a0f1d;
  --surface: rgba(17, 24, 42, 0.76);
  --surface-hover: rgba(30, 39, 66, 0.9);
  --text: #f2f4f8;
  --muted: #a4adbe;
  --line: rgba(255, 255, 255, 0.11);
  --accent: #9e8cff;
  --accent-2: #6ae4d9;
  --serif: "Times New Roman", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --sans: "DM Sans", "Noto Sans JP", sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 12% 22%, rgba(61, 83, 137, 0.14), transparent 36%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

.noise {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  z-index: 0;
  top: -270px;
  left: -270px;
  width: 540px;
  height: 540px;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(104, 78, 220, 0.17), transparent 68%);
  transform: translate3d(var(--mouse-x, 50vw), var(--mouse-y, 30vh), 0);
  transition: transform 0.08s linear;
}

.hero {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: clamp(24px, 4vh, 52px) clamp(28px, 5vw, 72px);
}

.hero-layout {
  position: relative;
  z-index: 3;
  width: min(100%, 1280px);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(390px, 0.9fr);
  gap: clamp(50px, 7vw, 110px);
  align-items: center;
}

.intro {
  max-width: 720px;
}

.profile {
  display: flex;
  gap: 22px;
  align-items: center;
  opacity: 0;
  transform: translateY(16px);
  animation: fade-up 0.9s 0.05s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.profile img {
  width: clamp(82px, 8vw, 116px);
  height: clamp(82px, 8vw, 116px);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 28%;
  object-fit: cover;
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.35),
    0 0 0 7px rgba(158, 140, 255, 0.06);
}

.eyebrow {
  margin: 0 0 3px;
  color: var(--accent-2);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.profile-name {
  margin: 0;
  color: #d8ddeb;
  font-family: var(--serif);
  font-size: clamp(17px, 1.7vw, 24px);
  font-style: italic;
  letter-spacing: 0.06em;
}

.title-block {
  position: relative;
  margin-top: clamp(35px, 5vw, 62px);
  opacity: 0;
  transform: translateY(20px);
  animation: fade-up 1.1s 0.18s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

h1 {
  margin: 0;
  font-size: clamp(50px, 6.4vw, 92px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1.14;
}

h1 span {
  display: block;
  white-space: nowrap;
}

.title-block p {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(14px, 1.2vw, 17px);
  letter-spacing: 0.04em;
}

.intro-note {
  width: fit-content;
  margin: clamp(32px, 5vw, 58px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: #798499;
  font-size: 11px;
  letter-spacing: 0.08em;
  opacity: 0;
  animation: fade-up 0.9s 0.34s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.link-panel {
  padding: clamp(24px, 3vw, 38px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.055), transparent 45%),
    var(--surface);
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(22px);
  opacity: 0;
  transform: translateY(22px);
  animation: fade-up 1s 0.28s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.panel-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 24px;
}

.panel-heading p,
.panel-heading h2,
.link-group h3 {
  margin: 0;
}

.panel-heading p {
  color: var(--accent-2);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.panel-heading h2 {
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.link-group + .link-group {
  margin-top: 24px;
}

.link-group h3 {
  margin-bottom: 9px;
  color: #7e899d;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.link-list {
  display: grid;
  gap: 7px;
}

.link-item {
  min-width: 0;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 13px;
  align-items: center;
  min-height: 62px;
  padding: 9px 14px 9px 10px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.035);
  transition:
    background 0.25s ease,
    border-color 0.25s ease,
    transform 0.25s ease;
}

a.link-item:hover,
a.link-item:focus-visible {
  border-color: rgba(158, 140, 255, 0.32);
  background: var(--surface-hover);
  outline: none;
  transform: translateX(5px);
}

.link-symbol {
  width: 42px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.055);
  color: #dfe3ed;
  font-size: 14px;
  font-weight: 500;
}

.link-symbol.youtube {
  border-color: rgba(255, 91, 91, 0.2);
  background: rgba(255, 69, 69, 0.1);
  color: #ff8585;
  font-size: 12px;
}

.game-icon {
  width: 42px;
  height: 42px;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.game-icon.is-muted {
  filter: grayscale(0.35);
  opacity: 0.58;
}

.link-copy {
  min-width: 0;
}

.link-copy strong,
.link-copy small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.link-copy strong {
  font-size: 13px;
  font-weight: 500;
}

.link-copy small {
  margin-top: 1px;
  color: #7f899c;
  font-size: 10px;
  letter-spacing: 0.025em;
}

.link-arrow {
  color: #778196;
  font-size: 16px;
  transition:
    color 0.2s ease,
    transform 0.2s ease;
}

a.link-item:hover .link-arrow,
a.link-item:focus-visible .link-arrow {
  color: var(--accent-2);
  transform: translate(2px, -2px);
}

.link-item.is-disabled {
  color: #8a94a7;
  background: rgba(255, 255, 255, 0.018);
}

.coming-soon {
  padding: 4px 8px;
  border: 1px solid rgba(106, 228, 217, 0.18);
  border-radius: 100px;
  color: var(--accent-2);
  font-size: 8px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

@keyframes fade-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero {
    padding-top: 70px;
    padding-bottom: 70px;
  }

  .hero-layout {
    width: min(100%, 760px);
    grid-template-columns: 1fr;
    gap: 58px;
  }

  .intro {
    max-width: 650px;
  }

  h1 {
    font-size: clamp(48px, 9vw, 78px);
  }

  .link-panel {
    width: min(100%, 620px);
  }

}

@media (max-width: 600px) {
  .hero {
    padding: 38px 18px 48px;
  }

  .hero-layout {
    gap: 42px;
  }

  .profile {
    gap: 15px;
  }

  .profile img {
    width: 76px;
    height: 76px;
    border-radius: 24%;
  }

  .profile-name {
    font-size: 15px;
  }

  .title-block {
    margin-top: 34px;
  }

  h1 {
    font-size: clamp(38px, 12.4vw, 58px);
    line-height: 1.2;
  }

  .title-block p {
    margin-top: 20px;
    font-size: 13px;
  }

  .intro-note {
    margin-top: 32px;
  }

  .link-panel {
    padding: 22px 14px 16px;
    border-radius: 22px;
  }

  .panel-heading {
    padding: 0 7px;
  }

  .link-group + .link-group {
    margin-top: 22px;
  }

  .link-group h3 {
    padding-left: 7px;
  }

  .link-item {
    grid-template-columns: 39px minmax(0, 1fr) auto;
    gap: 11px;
    min-height: 59px;
    padding-right: 11px;
  }

  .link-symbol {
    width: 39px;
  }

  .game-icon {
    width: 39px;
    height: 39px;
  }

  a.link-item:hover,
  a.link-item:focus-visible {
    transform: none;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}