:root {
  --ts-void: #0a0a0f;
  --ts-ash: #1c1c24;
  --ts-membrane: #2e2e3d;
  --ts-fog: #b8b8c8;
  --ts-vapor: #e8e8f0;
  --ts-pulse: #7b6ef6;
  --ts-ember: #f2845a;
  --ts-filament: #a8e6cf;
  --ts-amber: #e8a830;
  --ts-paper: #f5f2ee;
  --ts-warm-ink: #1a1714;

  --ts-ease-inhale: cubic-bezier(0.25, 0, 0.1, 1);
  --ts-ease-exhale: cubic-bezier(0.6, 0, 0.8, 1);
  --ts-ease-collapse: cubic-bezier(0.9, 0, 0.1, 1);

  --bg-deep: var(--ts-void);
  --bg-mid: #1a1822;
  --panel: rgba(255, 255, 255, 0.07);
  --panel-strong: rgba(255, 255, 255, 0.11);
  --line: rgba(234, 220, 197, 0.28);
  --text: #efe6d7;
  --muted: #c2b6a3;
  --accent: #d8b56b;
  --accent-strong: #f0d8a0;
  --shadow: rgba(0, 0, 0, 0.35);

  --layer-base: 0;
  --layer-texture: 2;
  --layer-shimmer: 4;
  --layer-content: 10;
  --layer-nav: 100;
  --layer-transition: 200;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--text);
  font-family: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  background:
    radial-gradient(circle at 20% 0%, rgba(216, 181, 107, 0.1), transparent 42%),
    radial-gradient(circle at 80% 100%, rgba(166, 138, 220, 0.08), transparent 45%),
    linear-gradient(180deg, var(--bg-mid) 0%, var(--bg-deep) 100%);
  line-height: 1.5;
  position: relative;
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  z-index: var(--layer-texture);
  opacity: 0.08;
  background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.25) 1px, transparent 0);
  background-size: 3px 3px;
}

body::after {
  z-index: var(--layer-shimmer);
  opacity: 0.16;
  background: radial-gradient(circle at 50% 45%, rgba(123, 110, 246, 0.32), rgba(123, 110, 246, 0) 48%);
  animation: ts-shimmer 8s var(--ts-ease-inhale) infinite alternate;
}

@keyframes ts-shimmer {
  0% { opacity: 0.11; transform: translateY(0); }
  100% { opacity: 0.2; transform: translateY(-1.5%); }
}

@keyframes ts-drift {
  0% { transform: translateY(0); }
  100% { transform: translateY(-8px); }
}

a {
  color: var(--accent-strong);
  transition: color 220ms var(--ts-ease-inhale);
}

header,
main,
section,
footer,
article,
nav {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

header,
main,
section,
footer {
  padding-left: 1rem;
  padding-right: 1rem;
}

header {
  padding-top: 1.2rem;
}

h1,
h2,
h3 {
  color: #f5eddc;
  letter-spacing: 0.01em;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  position: relative;
  z-index: var(--layer-nav);
}

nav a,
.meta-button,
button,
input[type="submit"] {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(8, 7, 12, 0.45);
  color: var(--accent-strong);
  text-decoration: none;
  padding: 0.46rem 0.85rem;
  transition: background 240ms var(--ts-ease-inhale), transform 240ms var(--ts-ease-inhale), border-color 240ms var(--ts-ease-inhale);
}

nav a:hover,
.meta-button:hover,
button:hover,
input[type="submit"]:hover {
  transform: translateY(-1px);
  background: rgba(8, 7, 12, 0.7);
  border-color: rgba(240, 216, 160, 0.48);
}

button,
input,
textarea,
select {
  font: inherit;
}

main,
section {
  margin-top: 1rem;
}

.panel,
.card,
.portal,
.meta-panel,
.viewer-panel,
#old-house,
#new-house,
#garden,
.dialogue-shell,
.map-shell,
.ethos-section,
.invitation-section,
.glyph-page {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: 0 14px 34px var(--shadow);
}

footer {
  margin-top: 1.4rem;
  color: var(--muted);
  padding-bottom: 1.4rem;
  position: relative;
  z-index: var(--layer-content);
}

#return-home,
.return-home {
  position: fixed;
  left: 1rem;
  bottom: 1rem;
  z-index: 30;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(8, 7, 12, 0.78);
  color: var(--accent-strong);
  text-decoration: none;
  padding: 0.55rem 0.8rem;
}

.page-hub {
  --bg-deep: var(--ts-void);
  --bg-mid: #151524;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.1);
  --line: rgba(184, 184, 200, 0.26);
  --text: var(--ts-vapor);
  --muted: var(--ts-fog);
  --accent: var(--ts-pulse);
  --accent-strong: #d7d2ff;
}

.page-root-machine {
  --bg-deep: #1b1716;
  --bg-mid: var(--ts-ash);
  --panel: rgba(44, 35, 30, 0.55);
  --panel-strong: rgba(57, 46, 39, 0.62);
  --line: rgba(242, 132, 90, 0.34);
  --text: var(--ts-vapor);
  --muted: var(--ts-fog);
  --accent: var(--ts-ember);
  --accent-strong: #ffd2bf;
}

.page-glyph-archive {
  --bg-deep: #121823;
  --bg-mid: #16202f;
  --panel: rgba(46, 46, 61, 0.66);
  --panel-strong: rgba(61, 61, 82, 0.74);
  --line: rgba(168, 230, 207, 0.24);
  --text: var(--ts-vapor);
  --muted: var(--ts-fog);
  --accent: var(--ts-filament);
  --accent-strong: #d9fff0;
}

.page-ethos {
  --bg-deep: var(--ts-paper);
  --bg-mid: #efeae2;
  --panel: rgba(255, 255, 255, 0.66);
  --panel-strong: rgba(255, 255, 255, 0.82);
  --line: rgba(122, 110, 246, 0.28);
  --text: var(--ts-warm-ink);
  --muted: #5f5a63;
  --accent: var(--ts-pulse);
  --accent-strong: #5d50c8;
}

.page-mythology {
  --bg-deep: #110c07;
  --bg-mid: #1f1509;
  --panel: rgba(40, 24, 11, 0.56);
  --panel-strong: rgba(57, 34, 14, 0.66);
  --line: rgba(232, 168, 48, 0.32);
  --text: #f0ebe0;
  --muted: #c8b89a;
  --accent: var(--ts-amber);
  --accent-strong: #ffd890;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  body::after {
    opacity: 0.14;
  }
}

@media (max-width: 780px) {
  body {
    font-size: 0.97rem;
  }

  h1 {
    font-size: 1.7rem;
  }
}