:root {
  --tone-ink: #37353e;
  --tone-slate: #44444e;
  --tone-earth: #715a5a;
  --tone-fog: #d3dad9;
  --tone-paper: #f6f8f8;
  --tone-soft: #ecefee;
  --font-display: "Bricolage Grotesque", sans-serif;
  --font-body: "Sora", sans-serif;
  --size-xs: 0.82rem;
  --size-sm: 0.92rem;
  --size-md: 1rem;
  --size-lg: 1.2rem;
  --size-xl: 1.9rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.6rem;
  --space-xl: 2.3rem;
  --radius-sm: 0.55rem;
  --radius-md: 1rem;
  --radius-lg: 1.4rem;
  --shadow-main: 0 0.8rem 2rem rgba(55, 53, 62, 0.18);
  --dur-fast: 220ms;
  --dur-slow: 500ms;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  background: var(--tone-paper);
  color: var(--tone-ink);
  line-height: 1.45;
  scroll-behavior: smooth;
}
a {
  color: var(--tone-slate);
  text-decoration: none;
  transition: color var(--dur-fast) ease, transform var(--dur-fast) ease;
}
a:hover, a:focus-visible { color: var(--tone-earth); transform: translateY(-0.08rem); }
img { max-width: 100%; display: block; border-radius: var(--radius-md); }
.top-shell {
  width: min(96%, 76rem);
  margin: var(--space-md) auto 0;
  background: rgba(255, 255, 255, 0.86);
  border: 0.08rem solid rgba(68, 68, 78, 0.18);
  border-radius: 999rem;
  padding: var(--space-xs) var(--space-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(0.45rem);
}
.brand-glyph { font-family: var(--font-display); font-size: var(--size-md); margin: 0; }
.menu-switch {
  border: 0.08rem solid var(--tone-slate);
  background: var(--tone-paper);
  color: var(--tone-slate);
  font-size: var(--size-sm);
  border-radius: 999rem;
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
}
.nav-wave {
  position: absolute;
  left: 0; right: 0; top: 4.5rem;
  margin: auto;
  width: min(90%, 60rem);
  background: linear-gradient(125deg, rgba(211, 218, 217, 0.96), rgba(113, 90, 90, 0.15));
  border: 0.08rem solid rgba(68, 68, 78, 0.16);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  display: none;
  z-index: 3;
}
.nav-wave.is-open { display: block; animation: reveal var(--dur-slow) ease; }
.nav-grid { display: flex; flex-wrap: wrap; gap: var(--space-sm); justify-content: center; }
.nav-grid a { font-size: var(--size-xs); background: rgba(255,255,255,.75); padding: var(--space-xs) var(--space-sm); border-radius: 999rem; }
main { width: min(94%, 76rem); margin: var(--space-lg) auto; }
.hero-orbit { display: grid; gap: var(--space-md); grid-template-columns: 1.1fr 0.9fr; }
.hero-panel { background: linear-gradient(140deg, var(--tone-fog), rgba(113, 90, 90, 0.25)); border-radius: var(--radius-lg); padding: var(--space-lg); box-shadow: var(--shadow-main); }
.hero-panel h1 { margin: 0; font-family: var(--font-display); font-size: clamp(1.45rem,4vw,2.7rem); }
.hero-actions { display: flex; gap: var(--space-sm); flex-wrap: wrap; }
.btn-core { display: inline-flex; gap: .3rem; border-radius: 999rem; padding: .55rem .95rem; font-size: var(--size-xs); border: .08rem solid transparent; align-items:center; }
.btn-main { background: var(--tone-ink); color: var(--tone-paper); }
.btn-subtle { background: transparent; border-color: var(--tone-slate); color: var(--tone-slate); }
.art-capsule { border-radius: var(--radius-lg); overflow: hidden; min-height: 16rem; background: radial-gradient(circle at 20% 20%, #d3dad9, #715a5a 60%, #37353e); }
#flowField { width: 100%; height: 100%; }
.split-layers { margin-top: var(--space-xl); display: grid; gap: var(--space-md); }
.layer-card { background: var(--tone-soft); border-radius: var(--radius-md); padding: var(--space-md); box-shadow: var(--shadow-main); }
.layer-a { grid-column: 1 / 8; }
.layer-b { grid-column: 7 / 13; margin-top: var(--space-lg); }
.layer-c { grid-column: 2 / 6; margin-top: -1.4rem; }
.layer-d { grid-column: 6 / 12; }
.layer-card h2, .layer-card h3 { font-family: var(--font-display); margin-top: 0; }
.pixel-photo { margin: var(--space-sm) 0; aspect-ratio: 16/10; object-fit: cover; }
.angled-band { margin: var(--space-xl) 0; background: var(--tone-ink); color: var(--tone-paper); padding: var(--space-xl) var(--space-md); border-radius: var(--radius-md); transform: rotate(-1.2deg); }
.angled-band > div { transform: rotate(1.2deg); }
.cluster-list { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.cluster-item { flex: 1 1 12rem; background: rgba(255,255,255,.11); border: .08rem solid rgba(255,255,255,.2); border-radius: var(--radius-sm); padding: var(--space-sm); }
.form-wave { background: linear-gradient(120deg, rgba(68, 68, 78, 0.1), rgba(211, 218, 217, 0.6)); border-radius: var(--radius-lg); padding: var(--space-lg); margin-top: var(--space-xl); }
.contact-grid { display: grid; gap: var(--space-md); grid-template-columns: .9fr 1.1fr; }
input, textarea {
  width: 100%;
  border: .08rem solid rgba(68, 68, 78, 0.35);
  border-radius: var(--radius-sm);
  padding: .6rem;
  font-family: var(--font-body);
  font-size: var(--size-xs);
  margin-bottom: var(--space-sm);
  background: rgba(255,255,255,.8);
}
textarea { min-height: 7rem; resize: vertical; }
.consent-line { display: flex; gap: var(--space-xs); font-size: var(--size-xs); margin-bottom: var(--space-sm); }
.map-shell iframe { width: 100%; min-height: 16rem; border: 0; border-radius: var(--radius-sm); }
.mini-foot {
  width: min(94%, 76rem);
  margin: 0 auto var(--space-md);
  background: var(--tone-ink);
  color: var(--tone-paper);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font-size: .72rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm);
}
.mini-foot a { color: var(--tone-fog); }
.policy-pop {
  position: fixed;
  right: var(--space-sm);
  bottom: var(--space-sm);
  max-width: 18rem;
  background: var(--tone-paper);
  border: .08rem solid rgba(68, 68, 78, 0.25);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-main);
  padding: var(--space-sm);
  z-index: 5;
}
.policy-pop.is-hidden { display: none; }
.price-table { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-md); }
.price-item { background: var(--tone-soft); border-radius: var(--radius-md); padding: var(--space-md); transform: skewY(-1.5deg); }
.price-item > * { transform: skewY(1.5deg); }
@keyframes reveal { from { opacity:0; transform:translateY(-.6rem); } to { opacity:1; transform:translateY(0); } }
.site-header {
  width: min(94%, 76rem);
  margin: var(--space-md) auto 0;
  background: rgba(255, 255, 255, 0.95);
  border: 0.08rem solid rgba(68, 68, 78, 0.18);
  border-radius: var(--radius-md);
}
.site-header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: 0.65rem 0.9rem;
}
.site-brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--size-md);
}
.site-menu-btn {
  display: none;
  border: 0.08rem solid var(--tone-slate);
  background: var(--tone-paper);
  border-radius: 0.5rem;
  padding: 0.4rem 0.65rem;
  font-size: var(--size-xs);
  color: var(--tone-slate);
  cursor: pointer;
  line-height: 1;
  z-index: 999999999999999999;
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}
.site-nav a {
  font-size: var(--size-xs);
  padding: 0.35rem 0.55rem;
  border-radius: 0.45rem;
  background: rgba(211, 218, 217, 0.34);
}
@media (max-width: 59.375rem) {
  .site-menu-btn { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 9;
    display: none;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.98);
    border: 0;
    border-radius: 0;
    padding: 4.4rem var(--space-sm) var(--space-sm);
    box-shadow: var(--shadow-main);
    min-height: 100dvh;
    overflow-y: auto;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { width: 100%; text-align: center; }
}
@media (max-width: 62rem) {
  .hero-orbit, .contact-grid, .price-table { grid-template-columns: 1fr; }
  .layer-a,.layer-b,.layer-c,.layer-d { grid-column: 1 / -1; margin-top: 0; }
  .angled-band, .angled-band > div { transform: none; }
}
@media (max-width: 75rem) {
  :root {
    --space-lg: 1.4rem;
    --space-xl: 2rem;
  }
  .top-shell, main, .mini-foot { width: min(95%, 72rem); }
}
@media (max-width: 64rem) {
  :root {
    --size-sm: 0.88rem;
    --size-md: 0.95rem;
    --size-lg: 1.08rem;
  }
  .hero-panel h1 { font-size: clamp(1.35rem, 3.7vw, 2.2rem); }
  .nav-grid { gap: var(--space-xs); }
}
@media (max-width: 48rem) {
  :root {
    --space-md: 0.85rem;
    --space-lg: 1.15rem;
  }
  .top-shell { border-radius: 1rem; }
  .nav-wave { top: 4rem; width: min(94%, 40rem); }
  .hero-panel, .form-wave, .layer-card, .art-capsule { border-radius: var(--radius-md); }
  .art-capsule { min-height: 13rem; }
  .cluster-item { flex: 1 1 100%; }
  .policy-pop { left: var(--space-sm); right: var(--space-sm); max-width: none; }
}
@media (max-width: 36rem) {
  :root {
    --size-xs: 0.78rem;
    --size-sm: 0.84rem;
  }
  .top-shell {
    width: min(96%, 34rem);
    padding: 0.45rem 0.55rem;
  }
  .brand-glyph { font-size: 0.92rem; }
  .menu-switch { font-size: 0.78rem; padding: 0.4rem 0.6rem; }
  .btn-core { width: 100%; justify-content: center; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .mini-foot { padding: 0.65rem 0.75rem; }
  .map-shell iframe { min-height: 13rem; }
  .site-header { width: 96%; }
  .site-header-wrap { padding: 0.55rem 0.65rem; }
  .site-brand { font-size: 0.9rem; }
}
@media (max-width: 30rem) {
  .hero-panel, .form-wave, .layer-card { padding: var(--space-sm); }
  .nav-grid a { width: 100%; text-align: center; }
  .form-wave { margin-top: var(--space-lg); }
  input, textarea { padding: 0.52rem; }
  textarea { min-height: 6rem; }
}
@media (max-width: 26.25rem) {
  :root {
    --size-xs: 0.75rem;
    --size-sm: 0.8rem;
    --space-sm: 0.62rem;
  }
  .hero-panel h1 { font-size: clamp(1.1rem, 7vw, 1.45rem); }
  .price-item { transform: none; }
  .price-item > * { transform: none; }
  .mini-foot { font-size: 0.68rem; }
}
@media (max-width: 20rem) {
  :root {
    --space-xs: 0.42rem;
    --space-sm: 0.55rem;
    --space-md: 0.7rem;
  }
  .top-shell, main, .mini-foot { width: 96%; }
  .top-shell { margin-top: 0.55rem; }
  .hero-panel, .layer-card, .form-wave { padding: 0.62rem; }
  .art-capsule { min-height: 10rem; }
  .btn-core { padding: 0.5rem 0.65rem; }
  .policy-pop { bottom: 0.5rem; left: 0.5rem; right: 0.5rem; padding: 0.55rem; }
}