/* TOP — AIクラフトを観測する暗いコンソール。 */
body.page-home {
  --home-cyan: #66e5ff;
  --home-violet: #8171ff;
  --home-ink: #07080c;
  --home-panel: #10131b;
  background: var(--home-ink);
  color: #f7f8fb;
}

body.page-home .context-canvas {
  opacity: 0.34;
  mix-blend-mode: screen;
}

body.page-home .site-header {
  top: 18px;
  left: clamp(16px, 2.4vw, 42px);
  right: clamp(16px, 2.4vw, 42px);
  min-height: 58px;
  padding: 9px 11px 9px 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  background: rgba(7, 8, 12, 0.74);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.28);
}

body.page-home .brand {
  color: #fff;
}

body.page-home .brand::after {
  content: " / OBSERVATORY";
  margin-left: 8px;
  color: var(--home-cyan);
  font: 700 9px/1 var(--mono);
  letter-spacing: 0.14em;
}

body.page-home .nav a {
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: #fff;
}

body.page-home .nav a:hover,
body.page-home .nav a[aria-current="page"] {
  border-color: rgba(102, 229, 255, 0.48);
  background: rgba(102, 229, 255, 0.1);
  color: var(--home-cyan);
}

body.page-home .header-join {
  padding: 10px 14px;
  border: 0;
  border-radius: 9px;
  background: #fff;
  color: #07080c;
}

body.page-home .hero-home {
  min-height: 108svh;
  background: var(--home-ink);
}

body.page-home .hero-grid > div:first-child {
  position: relative;
  z-index: 4;
  isolation: isolate;
}

body.page-home .hero-grid > div:first-child::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -28px -38px -32px;
  border: 1px solid rgba(102, 229, 255, 0.14);
  border-radius: 34px 112px 34px 34px;
  background: linear-gradient(
    112deg,
    rgba(5, 8, 14, 0.82) 0%,
    rgba(5, 8, 14, 0.64) 66%,
    rgba(5, 8, 14, 0.28) 100%
  );
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.24);
  -webkit-backdrop-filter: blur(16px) saturate(112%);
  backdrop-filter: blur(16px) saturate(112%);
}

body.page-home .hero-home::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(102, 229, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 229, 255, 0.06) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, #000, transparent 72%);
}

body.page-home .hero-home h1 {
  font-family: var(--sans);
  font-weight: 950;
  text-transform: uppercase;
  text-shadow: 0 0 54px rgba(102, 229, 255, 0.16);
}

body.page-home .hero-topic {
  display: block;
  margin-bottom: 20px;
  color: var(--home-cyan);
  font: 800 clamp(13px, 1.1vw, 18px) / 1.2 var(--mono);
  letter-spacing: 0.14em;
  text-transform: none;
  text-shadow: none;
}

body.page-home .hero-side {
  padding: 20px 0 20px 26px;
  color: rgba(255, 255, 255, 0.78);
}

body.page-home .hero-side-label {
  display: inline-block;
  margin-bottom: 18px;
  padding: 7px 10px;
  border: 1px solid rgba(102, 229, 255, 0.42);
  color: var(--home-cyan);
  font: 800 9px/1 var(--mono);
  letter-spacing: 0.14em;
}

body.page-home .hero-side-list {
  display: grid;
  gap: 9px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  color: #fff;
  font: 700 12px/1.4 var(--mono);
}

body.page-home .hero-side-list li::before {
  content: "↳";
  margin-right: 9px;
  color: var(--home-cyan);
}

body.page-home .ticker {
  border-color: rgba(102, 229, 255, 0.24);
  background: #0b0d13;
}

body.page-home .signal-entry {
  overflow: hidden;
  background:
    radial-gradient(
      circle at 82% 16%,
      rgba(129, 113, 255, 0.2),
      transparent 33%
    ),
    #080a10;
}

body.page-home .signal-entry-lead {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.55fr);
  gap: clamp(36px, 8vw, 130px);
  align-items: end;
}

body.page-home .signal-entry-lead h2 {
  max-width: 920px;
  color: #fff;
  font: 950 clamp(54px, 7.4vw, 116px) / 0.88 var(--sans);
  letter-spacing: -0.07em;
}

body.page-home .signal-entry-lead h2 span {
  color: #d9fbff;
  font-family: var(--serif);
  font-weight: 400;
  -webkit-text-fill-color: #d9fbff;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.34);
  text-shadow: 0 0 28px rgba(102, 229, 255, 0.2);
}

body.page-home .signal-entry-lead b {
  display: block;
  margin-bottom: 14px;
  color: var(--home-cyan);
  font-size: clamp(20px, 2.2vw, 32px);
}

body.page-home .signal-entry-lead p {
  color: rgba(255, 255, 255, 0.66);
}

body.page-home .news-entry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(50px, 7vw, 100px);
  border: 1px solid rgba(102, 229, 255, 0.22);
}

body.page-home .news-entry-grid a {
  position: relative;
  display: flex;
  min-height: 360px;
  padding: clamp(26px, 3vw, 44px);
  flex-direction: column;
  color: #fff;
  background: rgba(255, 255, 255, 0.025);
  transition:
    background 0.3s var(--ease),
    color 0.3s var(--ease),
    transform 0.3s var(--ease);
}

body.page-home .news-entry-grid a + a {
  border-left: 1px solid rgba(255, 255, 255, 0.13);
}

body.page-home .news-entry-grid a:hover {
  z-index: 1;
  color: var(--home-cyan);
  background: linear-gradient(
    155deg,
    rgba(102, 229, 255, 0.16),
    transparent 70%
  );
  transform: translateY(-8px);
}

body.page-home .news-entry-grid small {
  color: rgba(255, 255, 255, 0.46);
  font: 800 9px/1.2 var(--mono);
  letter-spacing: 0.12em;
}

body.page-home .news-entry-grid strong {
  display: block;
  margin: auto 0 24px;
  font-size: clamp(29px, 3vw, 48px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

body.page-home .news-entry-grid strong span {
  color: var(--home-cyan);
  font-family: var(--serif);
  font-weight: 400;
}

body.page-home .news-entry-grid p {
  min-height: 3em;
  color: rgba(255, 255, 255, 0.62);
}

body.page-home .news-entry-grid em {
  margin-top: 20px;
  color: inherit;
  font-style: normal;
  font-weight: 800;
}

body.page-home .section,
body.page-home .constellation,
body.page-home .lab,
body.page-home .manifesto {
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--home-ink);
  color: #f7f8fb;
}

body.page-home main > .section:nth-of-type(even) {
  background: #0b0e15;
}

body.page-home .section-label,
body.page-home .intro p,
body.page-home .gateway em,
body.page-home .node small {
  color: rgba(255, 255, 255, 0.58);
}

body.page-home .gateway {
  border: 1px solid rgba(102, 229, 255, 0.2);
  background: rgba(255, 255, 255, 0.025);
}

body.page-home .gateway a,
body.page-home .gateway a:nth-child(n) {
  min-height: 270px;
  padding: 30px !important;
  transform: none;
  border-top: 0;
  color: #fff;
}

body.page-home .gateway a + a {
  border-left-color: rgba(255, 255, 255, 0.12);
}

body.page-home .gateway a:hover {
  background: linear-gradient(
    160deg,
    rgba(102, 229, 255, 0.13),
    transparent 68%
  );
  color: var(--home-cyan);
}

body.page-home .lab-console,
body.page-home .conversation,
body.page-home .model-switch button {
  border-color: rgba(102, 229, 255, 0.2);
  background: var(--home-panel);
}

body.page-home .orbit-core,
body.page-home .node {
  color: #fff;
}

body.page-home .node,
body.page-home .node:nth-child(n) {
  border-top-color: rgba(255, 255, 255, 0.14);
}

body.page-home .node:hover {
  background: rgba(102, 229, 255, 0.08);
}

body.page-home .manifesto {
  background:
    radial-gradient(
      circle at 16% 30%,
      rgba(102, 229, 255, 0.22),
      transparent 34%
    ),
    linear-gradient(120deg, #15182c, #090a0f 68%);
}

body.page-home .news-preview,
body.page-home .news-preview > a,
body.page-home .faq details {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.035);
  color: #fff;
}

body.page-home .site-footer {
  border-top: 1px solid rgba(102, 229, 255, 0.22);
  background: #040508;
}

body.page-home .footer-lead h2 i {
  color: var(--home-cyan);
}

@media (max-width: 980px) {
  body.page-home .site-header {
    left: 14px;
    right: 14px;
  }

  body.page-home .nav {
    background:
      radial-gradient(
        circle at 80% 14%,
        rgba(129, 113, 255, 0.28),
        transparent 30%
      ),
      #07080c;
  }

  body.page-home .nav a {
    border: 0;
    padding: 2px 0;
  }

  body.page-home .signal-entry-lead {
    grid-template-columns: 1fr;
  }

  body.page-home .news-entry-grid {
    grid-template-columns: 1fr;
  }

  body.page-home .news-entry-grid a {
    min-height: 270px;
  }

  body.page-home .news-entry-grid a + a {
    border-top: 1px solid rgba(255, 255, 255, 0.13);
    border-left: 0;
  }
}

@media (max-width: 600px) {
  body.page-home .site-header {
    top: 10px;
    min-height: 54px;
  }

  body.page-home .brand::after {
    display: none;
  }

  body.page-home .hero-grid > div:first-child::before {
    inset: -18px -14px -24px;
    border-radius: 24px 62px 24px 24px;
    background: rgba(5, 8, 14, 0.72);
    -webkit-backdrop-filter: blur(12px) saturate(108%);
    backdrop-filter: blur(12px) saturate(108%);
  }

  body.page-home .hero-home {
    padding-top: 112px;
  }

  body.page-home .gateway {
    border-left: 0;
    border-right: 0;
  }

  body.page-home .signal-entry-lead h2 {
    font-size: clamp(46px, 15vw, 70px);
  }

  body.page-home .news-entry-grid {
    margin-right: calc(var(--pad) * -1);
    margin-left: calc(var(--pad) * -1);
    border-right: 0;
    border-left: 0;
  }

  body.page-home .news-entry-grid a {
    min-height: 250px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.page-home .hero-home::before {
    background-size: 72px 72px;
  }
}