#view-home {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100svh;
  padding-top: var(--header-h);
  padding-inline: var(--gutter);
  padding-bottom: 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 85% 60% at 50% 0%, var(--c-sun-tint) 0%, var(--c-bg) 70%);
}


.hero-wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  
  font-size: clamp(3rem, 18.5vw, 17rem);
  line-height: 0.88;
  letter-spacing: -0.04em;
  margin-bottom: clamp(14px, 2.5vw, 28px);
  
  text-shadow: 4px 4px 0 var(--c-sun), 8px 8px 0 var(--c-ink);
  word-break: keep-all;
  hyphens: none;
  position: relative;
  z-index: 2;
}
.hero-toho {
  color: var(--c-ink);
}
.hero-viro {
  color: var(--c-blue);
}


.hero-sub {
  font-family: var(--font-display);
  font-size: clamp(0.75rem, 2.4vw, 1.25rem);
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--c-ink-soft);
  margin-bottom: clamp(24px, 4vw, 44px);
  position: relative;
  z-index: 2;
}
.hero-pipe {
  color: var(--c-coral);
  font-weight: 800;
  margin-inline: 0.4em;
}


.hero-cta {
  position: relative;
  z-index: 2;
  margin-bottom: clamp(28px, 4.5vw, 48px);
}


.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  position: relative;
  z-index: 2;
  max-width: 680px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding-inline: 16px;
  background: var(--c-surface);
  border: 2px solid var(--c-line);
  border-radius: var(--r-pill);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--c-ink);
  text-decoration: none;
  box-shadow: 2px 2px 0 var(--c-line);
  transition: transform var(--dur-fast), box-shadow var(--dur-fast), border-color var(--dur-fast);
}
.hero-badge:hover {
  border-color: var(--c-ink);
  box-shadow: 3px 3px 0 var(--c-ink);
  transform: translate(-1px, -1px);
  text-decoration: none;
  color: var(--c-ink);
}


.deco-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}


@media (max-width: 640px) {
  .deco-flask, .deco-code, .deco-formula-fma, .deco-formula-emc {
    display: none !important;
  }
}
@media (max-width: 860px) {
  .deco-atom {
    opacity: 0.10 !important;
  }
  .deco-wave {
    opacity: 0.08 !important;
  }
}


.deco-parabola {
  position: absolute;
  bottom: 6%;
  left: -2%;
  width: clamp(180px, 32vw, 420px);
  opacity: 0.22;
}


.deco-atom {
  position: absolute;
  top: 10%;
  right: 2%;
  width: clamp(70px, 12vw, 190px);
  opacity: 0.18;
}


.deco-wave {
  position: absolute;
  bottom: 2%;
  right: -5%;
  width: clamp(220px, 40vw, 540px);
  opacity: 0.15;
}


.deco-code {
  position: absolute;
  top: 18%;
  left: 2%;
  width: clamp(55px, 8vw, 115px);
  opacity: 0.16;
}


.deco-flask {
  position: absolute;
  top: 56%;
  right: 4%;
  width: clamp(45px, 6vw, 95px);
  opacity: 0.18;
}


.deco-formula-fma {
  position: absolute;
  top: 22%;
  right: 22%;
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.8vw, 1.5rem);
  font-weight: 800;
  color: var(--c-ink);
  opacity: 0.14;
  transform: rotate(-8deg);
  user-select: none;
}
.deco-formula-emc {
  position: absolute;
  bottom: 18%;
  left: 20%;
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.8vw, 1.5rem);
  font-weight: 800;
  color: var(--c-blue);
  opacity: 0.15;
  transform: rotate(6deg);
  user-select: none;
}


.subject-header {
  padding-block: clamp(36px, 7vh, 72px) 28px;
  padding-inline: var(--gutter);
  max-width: 900px;
  margin-inline: auto;
}
.subject-kicker {
  display: inline-block;
  padding: 4px 14px;
  background: var(--accent-tint, var(--c-blue-tint));
  color: var(--accent-dark, var(--c-blue-dark));
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--r-pill);
  margin-bottom: 12px;
  box-shadow: 2px 2px 0 var(--c-ink);
}
.subject-title {
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 800;
  color: var(--c-ink);
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}
.subject-tagline {
  font-family: var(--font-body);
  font-style: italic;
  color: var(--c-ink-soft);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.5;
}


.not-found-wrap {
  min-height: calc(100svh - var(--header-h));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px var(--gutter);
}
.not-found-code {
  font-family: var(--font-display);
  font-size: clamp(5rem, 20vw, 12rem);
  font-weight: 800;
  line-height: 0.9;
  color: var(--c-line);
  letter-spacing: -0.05em;
  margin-bottom: 16px;
}
.not-found-msg {
  font-size: 1.15rem;
  color: var(--c-ink-soft);
  margin-bottom: 24px;
}