/* Site-level styles shared across versions */
@import url('tokens.css');

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg-1); color: var(--fg-1); font-family: var(--font-body-cjk); }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ---- Density modifier ---- */
html[data-density="tight"] { --space-7: 32px; --space-8: 48px; --space-9: 64px; --space-10: 88px; --lh-normal: 1.55; --lh-loose: 1.7; }
html[data-density="loose"] { --space-7: 56px; --space-8: 80px; --space-9: 128px; --space-10: 160px; }

/* ---- Dark mode ---- */
html[data-theme="dark"] {
  --paper: #0E0D0B;
  --bg-1: #0E0D0B;
  --bg-2: #15120F;
  --bg-3: #1C1714;
  --bg-inverse: #000;
  --ink-900: #F5F0E8;
  --ink-700: #E6DED1;
  --ink-500: #B5AC9F;
  --ink-300: #7A7269;
  --ink-200: #3A342E;
  --ink-100: #231F1B;
  --ink-050: #15120F;
  --fg-1: #F5F0E8;
  --fg-2: #E6DED1;
  --fg-3: #B5AC9F;
  --fg-4: #7A7269;
  --border-1: #3A342E;
  --border-2: #231F1B;
  --border-strong: #7A7269;
}

/* ---- Color variants (set via data-brand) ---- */
html[data-brand="deep"]   { --brand: #6E4A1F; --brand-hover: #4A2F13; --brand-weak: #E2CDB0; }
html[data-brand="light"]  { --brand: #B39166; --brand-hover: #8F7049; --brand-weak: #F7F0E4; }
html[data-brand="sage"]   { --brand: #5A6E56; --brand-hover: #384A35; --brand-weak: #DDE3D8; }
html[data-brand="navy"]   { --brand: #2D4A68; --brand-hover: #1A2E46; --brand-weak: #D4DEE8; }

/* ---- Image hide mode ---- */
html[data-images="off"] .image-block { background: var(--bg-3) !important; }
html[data-images="off"] .image-block img,
html[data-images="off"] .image-block video { opacity: 0 !important; }
html[data-images="off"] .image-block::after {
  content: attr(data-alt);
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--fg-4); font-size: 13px; letter-spacing: .2em;
  text-transform: uppercase; font-family: var(--font-body-latin);
}

/* Utility */
.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.container-narrow { max-width: 880px; margin: 0 auto; padding: 0 40px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 26px; font-size: 15px; font-weight: 500; letter-spacing: .04em; border-radius: var(--radius-sm); transition: all var(--dur-base) var(--ease-standard); cursor: pointer; font-family: var(--font-body-cjk); text-decoration: none; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-bronze); }
.btn-primary:hover { background: var(--brand-hover); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--fg-1); border: 1px solid var(--border-strong); }
.btn-ghost:hover { background: var(--fg-1); color: var(--bg-1); }
.btn-inverse { background: #fff; color: var(--ink-900); }
.btn-inverse:hover { background: var(--brand-weak); }
.btn-outline-brand { color: var(--brand); border: 1px solid var(--brand); background: transparent; }
.btn-outline-brand:hover { background: var(--brand); color: #fff; }

/* Text anims (scroll reveal) */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 700ms var(--ease-standard), transform 700ms var(--ease-standard); }
.reveal.in { opacity: 1; transform: translateY(0); }

/* Eyebrow */
.eyebrow { font-family: var(--font-body-latin); font-size: 12px; letter-spacing: .22em; text-transform: uppercase; color: var(--brand); font-weight: 500; }

/* Tweaks panel */
.tweaks-panel {
  position: fixed; right: 20px; bottom: 20px; width: 300px;
  background: var(--paper); border: 1px solid var(--border-1);
  border-radius: var(--radius-md); box-shadow: var(--shadow-3);
  padding: 18px; z-index: 10000; font-family: var(--font-body-cjk); font-size: 14px;
  display: none;
}
.tweaks-panel.open { display: block; }
.tweaks-panel h4 { margin: 0 0 12px; font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--fg-3); font-weight: 600; }
.tweaks-row { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.tweaks-row label { font-size: 11px; color: var(--fg-3); letter-spacing: .1em; text-transform: uppercase; }
.tweaks-seg { display: flex; border: 1px solid var(--border-1); border-radius: var(--radius-sm); overflow: hidden; }
.tweaks-seg button { flex: 1; padding: 8px 0; font-size: 12px; background: transparent; color: var(--fg-2); border-right: 1px solid var(--border-1); }
.tweaks-seg button:last-child { border-right: none; }
.tweaks-seg button.on { background: var(--brand); color: #fff; }
.tweaks-swatches { display: flex; gap: 8px; }
.tweaks-swatches button { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--border-1); }
.tweaks-swatches button.on { border-color: var(--fg-1); box-shadow: 0 0 0 2px var(--paper), 0 0 0 4px var(--fg-1); }

/* Link hover */
a { color: inherit; }