:root {
  color-scheme: dark;
  --paper: #f7f2e8;
  --paper-strong: #efe4cf;
  --ink: #1d2a20;
  --muted: #596c5c;
  --accent: #4f7756;
  --accent-soft: #7b9c7c;
  --line: rgba(29, 42, 32, 0.16);
  --shadow: rgba(29, 42, 32, 0.08);
  font-family: "Inter", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
  overflow: hidden;
  height: 100%;
}

body {
  margin: 0;
  background: radial-gradient(circle at top, #111827 0%, #000000 70%);
  color: var(--ink);
  line-height: 1.7;
  font-family: "Inter", "Segoe UI", sans-serif;
  overflow: hidden;
  position: relative;
  height: 100vh;
}

canvas {
  display: block;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
}

.scene-shell {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  height: 100vh;
  overflow: hidden;
  background: transparent;
  isolation: isolate;
}

#scene-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.overlay-header {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 1.35rem;
  color: var(--ink);
}

.brand {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.18em;

  text-transform: uppercase;
  color: var(--ink);
}

.overlay-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.overlay-nav a {
  color: var(--ink);
  font-size: 0.93rem;
}

.scene-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  align-content: center;
  gap: 1.2rem;
  padding: 5rem 1.35rem 5.5rem;
  pointer-events: none;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.scene-overlay.is-hidden {
  opacity: 0;
  transform: translateY(18px);
  pointer-events: none;
}

.hero-panel,
.panel-stack {
  pointer-events: auto;
}

.hero-panel {
  max-width: 700px;
  padding: 1.35rem 1.4rem;
  border: 1px solid rgba(29, 42, 32, 0.12);
  border-radius: 1.6rem;
  background: rgba(247, 242, 232, 0.6);
  box-shadow: 0 18px 40px rgba(29, 42, 32, 0.11);
  backdrop-filter: blur(12px);
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.hero-panel h1 {
  font-size: clamp(2rem, 3.4vw, 3rem);
  margin-bottom: 0.7rem;
}

.panel-stack {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 0.8rem;
  max-width: 920px;
}

.floating-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.05rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(29, 42, 32, 0.12);
  background: rgba(255, 255, 255, 0.6);
  box-shadow: 0 12px 28px rgba(29, 42, 32, 0.08);
  backdrop-filter: blur(10px);
  color: var(--ink);
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.panel-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.scene-hint {
  display: none;
}

.scene-home {
  display: none;
}

.hero-copy {
  max-width: 690px;
  padding: 1rem 0;
}

.eyebrow {
  margin: 0 0 0.6rem;
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
h3 {
  line-height: 1.08;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.1rem, 4vw, 3.3rem);
  margin-bottom: 1rem;
}

.lead,
.content-card p,
.section-heading p,
.contact-section p {
  color: var(--muted);
}

.button-group {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

.button {
  display: inline-block;
  padding: 0.8rem 1.05rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
  font-weight: 600;
  backdrop-filter: blur(8px);
}

.button.primary {
  background: var(--accent);
  color: #f7f2e8;
  border-color: var(--accent);
}

.floating-stack {
  display: grid;
  gap: 1rem;
}

.floating-card,
.content-card,
.contact-pill {
  border: 1px solid var(--line);
  border-radius: 1.3rem;
  background: rgba(255, 255, 255, 0.6);
  box-shadow: 0 10px 24px var(--shadow);
  backdrop-filter: blur(10px);
}

.floating-card {
  padding: 1.1rem 1.2rem;
}

.content-section {
  position: fixed;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
}

.content-section.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.content-panel {
  width: min(48vw, 560px);
  max-height: 78vh;
  padding: 1.8rem;
  border-radius: 2rem;
  border: 1px solid rgba(29, 42, 32, 0.12);
  background: rgba(247, 242, 232, 0.6);
  box-shadow: 0 22px 44px rgba(29, 42, 32, 0.14);
  backdrop-filter: blur(16px);
  transform: translateX(100%);
  opacity: 0;
  transition: transform 0.45s ease, opacity 0.45s ease;
  overflow: auto;
}

.panel-back {
  margin-bottom: 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
  padding: 0.6rem 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.content-section[data-side="left"] {
  justify-content: flex-start;
}

.content-section[data-side="right"] {
  justify-content: flex-end;
}

.content-section[data-side="left"] .content-panel {
  transform: translateX(-100%);
}

.content-section[data-side="right"] .content-panel {
  transform: translateX(100%);
}

.content-section.is-visible .content-panel {
  opacity: 1;
  transform: translateX(0);
}

.section-heading {
  margin-bottom: 1rem;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.content-card {
  padding: 1.1rem;
}

.content-card a,
.floating-card a {
  font-weight: 600;
}

.post-meta {
  display: inline-block;
  margin-bottom: 0.35rem;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}

.contact-pill {
  display: block;
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  color: var(--ink);
}

.site-footer {
  display: none;
  border-top: 1px solid var(--line);
  color: var(--muted);
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

@media (max-width: 900px) {
  .content-grid,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .panel-stack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .scene-overlay {
    align-content: end;
    justify-content: center;
    padding: 1rem 1rem max(1rem, calc(env(safe-area-inset-bottom) + 1rem));
    gap: 0.8rem;
  }

  .hero-panel {
    width: 100%;
    max-width: 100%;
    margin-top: auto;
  }

  .panel-stack {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .overlay-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .content-section {
    align-items: flex-end;
    justify-content: center;
    padding: 0 0.75rem 0.75rem;
  }

  .content-panel {
    width: 100%;
    max-width: 100%;
    max-height: 76vh;
    transform: translateY(100%);
  }

  .content-section[data-side="left"] .content-panel,
  .content-section[data-side="right"] .content-panel {
    transform: translateY(100%);
  }

  .content-section.is-visible .content-panel {
    transform: translateY(0);
  }

  .contact-links {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}