:root {
  --bg: #050816;
  --bg-deep: #02040b;
  --surface: rgba(8, 17, 40, 0.62);
  --text: #e2eeff;
  --muted: #a2b7d8;
  --line: rgba(91, 147, 255, 0.2);
  --brand: #6bc7ff;
  --brand-strong: #93f0ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Yu Gothic UI", "Hiragino Sans", "Meiryo", sans-serif;
  background:
    radial-gradient(circle at 20% 15%, rgba(45, 107, 255, 0.22), transparent 22%),
    radial-gradient(circle at 80% 10%, rgba(107, 199, 255, 0.12), transparent 18%),
    radial-gradient(circle at 50% 75%, rgba(18, 52, 130, 0.22), transparent 26%),
    linear-gradient(180deg, #08101f 0%, var(--bg) 42%, var(--bg-deep) 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(2, 8, 20, 0.2), rgba(2, 8, 20, 0.7)),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 95px,
      rgba(107, 199, 255, 0.06) 96px
    );
  pointer-events: none;
  z-index: -2;
}

.background-world {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -3;
  overflow: hidden;
  opacity: 0.34;
  filter: saturate(0.9) brightness(0.82) contrast(1.12);
  mask-image: radial-gradient(circle at center, black 62%, rgba(0, 0, 0, 0.92) 78%, transparent 100%);
}

.background-world::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(2, 7, 18, 0.52), rgba(2, 7, 18, 0.08) 35%, rgba(2, 7, 18, 0.62)),
    radial-gradient(circle at center, transparent 0, rgba(2, 7, 18, 0.08) 62%, rgba(2, 7, 18, 0.72) 100%);
}

.background-world__canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.noise {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(155, 215, 255, 0.08) 0.8px, transparent 0.8px);
  background-size: 18px 18px;
  opacity: 0.22;
  pointer-events: none;
  z-index: -1;
}

.scanlines,
.grid-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.scanlines {
  background: repeating-linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.03) 0,
    rgba(255, 255, 255, 0.03) 1px,
    transparent 2px,
    transparent 6px
  );
  mix-blend-mode: screen;
  opacity: 0.18;
  z-index: -1;
}

.grid-glow {
  background:
    linear-gradient(rgba(107, 199, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107, 199, 255, 0.08) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(circle at center, black 25%, transparent 80%);
  opacity: 0.3;
  z-index: -1;
}

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

.site-header,
main {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 14px 0;
  margin-top: 8px;
  border: 1px solid rgba(107, 199, 255, 0.16);
  border-radius: 10px;
  background: rgba(3, 10, 25, 0.82);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.24);
}

.brand,
.eyebrow,
.section-kicker,
h1,
h2,
h3,
.button,
.panel-label {
  font-family: "Bahnschrift", "Segoe UI Variable Display", "Yu Gothic UI", sans-serif;
}

.brand {
  padding-left: 20px;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-strong);
  text-shadow: 0 0 14px rgba(107, 199, 255, 0.32);
}

.site-nav {
  display: flex;
  gap: 24px;
  padding-right: 20px;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--brand);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.8fr);
  gap: 24px;
  align-items: stretch;
  padding: 32px 0 40px;
}

.hero-copy,
.hero-panel,
.card,
.facts,
.message,
.contact-block {
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(12, 23, 52, 0.88), rgba(7, 14, 34, 0.68)),
    linear-gradient(90deg, rgba(107, 199, 255, 0.08), transparent 45%);
  position: relative;
  overflow: hidden;
}

.hero-copy::after {
  content: "";
  position: absolute;
  inset: auto -10% 10% 35%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(147, 240, 255, 0.8), transparent);
  box-shadow: 0 0 12px rgba(107, 199, 255, 0.4);
}

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  color: var(--brand);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-shadow: 0 0 10px rgba(107, 199, 255, 0.2);
}

h1,
h2 {
  margin: 0;
  line-height: 0.98;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.6rem, 5.4vw, 4.5rem);
}

h2 {
  font-size: clamp(1.75rem, 3.3vw, 2.7rem);
}

.lead,
.statement p,
.card p,
.about-copy p,
.facts dd,
.contact-text,
blockquote {
  color: var(--muted);
  line-height: 1.62;
}

.lead {
  margin: 20px 0 0;
  max-width: 42rem;
  font-size: 0.96rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 26px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  border: 1px solid rgba(147, 240, 255, 0.5);
  background: linear-gradient(135deg, rgba(20, 67, 190, 0.95), rgba(53, 140, 255, 0.88));
  color: #eff7ff;
  box-shadow: 0 0 18px rgba(45, 107, 255, 0.22);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: linear-gradient(135deg, rgba(37, 88, 221, 0.98), rgba(92, 188, 255, 0.92));
}

.button.secondary {
  border: 1px solid var(--line);
  background: rgba(8, 17, 40, 0.4);
  color: var(--text);
}

.hero-panel {
  display: flex;
  align-items: flex-end;
  padding: 24px;
  border-radius: 12px;
  border: 1px solid rgba(107, 199, 255, 0.24);
  background:
    linear-gradient(160deg, rgba(4, 11, 28, 0.96), rgba(8, 20, 52, 0.9)),
    linear-gradient(45deg, rgba(45, 107, 255, 0.16), transparent);
  color: #edf6ff;
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(107, 199, 255, 0.14), transparent 26%),
    linear-gradient(180deg, transparent, rgba(107, 199, 255, 0.06));
  pointer-events: none;
}

.signal {
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: "Bahnschrift", "Segoe UI Variable Display", "Yu Gothic UI", sans-serif;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: rgba(147, 240, 255, 0.78);
  line-height: 1.4;
}

.panel-grid {
  display: grid;
  gap: 14px;
  width: 100%;
}

.panel-grid article {
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(147, 240, 255, 0.14);
}

.panel-grid article:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.panel-label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(147, 240, 255, 0.64);
}

.panel-grid strong {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}

.statement {
  padding: 18px 0 4px;
}

.statement p {
  margin: 0;
  max-width: 46rem;
  font-size: clamp(1.02rem, 1.8vw, 1.38rem);
  color: var(--text);
}

.content-block {
  padding: 56px 0 0;
}

.section-head {
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.card,
.facts,
.message,
.contact-block {
  border: 1px solid var(--line);
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(10, 19, 45, 0.8), rgba(5, 11, 28, 0.72)),
    var(--surface);
}

.card {
  padding: 22px;
  position: relative;
}

.card-index {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--brand);
  font-family: "Bahnschrift", "Segoe UI Variable Display", "Yu Gothic UI", sans-serif;
  font-size: clamp(1.04rem, 1.8vw, 1.18rem);
  letter-spacing: 0.14em;
}

h3 {
  margin: 0 0 12px;
  font-size: 0.98rem;
  letter-spacing: -0.02em;
}

.card p,
.about-copy p,
.contact-text,
blockquote {
  margin: 0;
}

.split .about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 16px;
}

.about-copy {
  display: grid;
  gap: 14px;
}

.facts {
  margin: 0;
  padding: 22px;
}

.facts div + div {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.facts dt {
  margin-bottom: 6px;
  color: var(--brand);
  font-weight: 700;
  font-size: 0.88rem;
}

.facts dd {
  margin: 0;
  font-size: 0.94rem;
}

.message {
  margin-top: 56px;
  padding: 28px;
}

blockquote {
  font-size: clamp(1.06rem, 1.9vw, 1.48rem);
  color: var(--text);
  max-width: 44rem;
}

.contact-block {
  margin: 56px 0 44px;
  padding: 28px;
}

.contact-text {
  margin: 0 0 20px;
  max-width: 38rem;
}

@media (max-width: 960px) {
  .hero,
  .cards,
  .split .about-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 20px;
  }
}

@media (max-width: 720px) {
  .site-header,
  main {
    width: min(100% - 32px, 1120px);
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 16px;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 14px 18px;
    padding-right: 0;
    font-size: 0.78rem;
  }

  .brand {
    padding-left: 0;
  }

  .hero-copy,
  .hero-panel,
  .card,
  .facts,
  .message,
  .contact-block {
    padding: 20px;
    border-radius: 10px;
  }


  .signal {
    top: 16px;
    left: 20px;
    right: auto;
    max-width: calc(100% - 40px);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
  }

  h1 {
    font-size: clamp(2.2rem, 11vw, 3.4rem);
  }

  .lead,
  .statement p {
    font-size: 0.96rem;
  }

  .button {
    width: 100%;
  }
}
.contact-form {
  display: grid;
  gap: 16px;
  max-width: 52rem;
}

.contact-form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.contact-field {
  display: grid;
  gap: 8px;
}

.contact-field span {
  color: var(--brand);
  font-family: "Bahnschrift", "Segoe UI Variable Display", "Yu Gothic UI", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  border: 1px solid rgba(107, 199, 255, 0.18);
  border-radius: 10px;
  background: rgba(6, 14, 34, 0.7);
  color: var(--text);
  padding: 14px 16px;
  font: inherit;
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.contact-field textarea {
  min-height: 10rem;
  resize: vertical;
}

.contact-field input:focus,
.contact-field textarea:focus {
  border-color: rgba(147, 240, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(45, 107, 255, 0.14);
  background: rgba(8, 18, 43, 0.82);
}

.contact-form .button {
  width: fit-content;
}

.thanks-block {
  margin-top: 18vh;
}

@media (max-width: 720px) {
  .contact-form__grid {
    grid-template-columns: 1fr;
  }

  .contact-form .button {
    width: 100%;
  }

  .thanks-block,
  .contact-page-block {
    margin-top: 6vh;
  }
}

.contact-page-block {
  margin-top: 10vh;
}

@media (max-width: 480px) {
  .site-header,
  main {
    width: min(100% - 24px, 1120px);
  }

  .site-nav {
    gap: 10px 14px;
    font-size: 0.74rem;
  }

  .hero {
    gap: 16px;
    padding-bottom: 28px;
  }

  .hero-actions {
    gap: 10px;
  }


  .signal {
    position: static;
    display: block;
    max-width: 100%;
    font-size: 0.66rem;
    line-height: 1.5;
  }

  .panel-grid {
    gap: 12px;
  }

  .panel-grid strong {
    font-size: 0.86rem;
  }

  blockquote {
    font-size: 1rem;
  }
}