/* Tweaks panel — visual */
.tweaks-panel {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 300px;
  background: var(--ink-2);
  border: 1px solid var(--line-2);
  border-radius: 14px;
  font-family: var(--sans);
  color: var(--cream);
  z-index: 100;
  box-shadow: 0 24px 60px rgba(0,0,0,.5);
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.tweaks-panel.is-open { transform: none; opacity: 1; pointer-events: auto; }

.tweaks-panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}
.tweaks-panel__title {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream);
}
.tweaks-panel__close {
  width: 22px; height: 22px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center; justify-content: center;
  color: var(--mute);
  font-size: 12px;
  transition: background .15s, color .15s;
}
.tweaks-panel__close:hover { background: var(--ink-3); color: var(--cream); }

.tweaks-panel__body { padding: 14px 16px; display: grid; gap: 18px; }

.tweaks-section h6 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  margin: 0 0 10px;
}

.tweaks-swatches { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.tweaks-swatch {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--ink-3);
  transition: border-color .15s, background .15s;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cream-dim);
}
.tweaks-swatch:hover { border-color: var(--line-2); }
.tweaks-swatch.is-active { border-color: var(--terracotta); color: var(--cream); }
.tweaks-swatch .dot { width: 14px; height: 14px; border-radius: 50%; }

.tweaks-seg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding: 4px;
  border-radius: 10px;
  background: var(--ink-3);
  border: 1px solid var(--line);
}
.tweaks-seg button {
  padding: 7px 0;
  border-radius: 7px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
  transition: background .15s, color .15s;
}
.tweaks-seg button:hover { color: var(--cream); }
.tweaks-seg button.is-active { background: var(--terracotta); color: var(--ink); }

.tweaks-toggle {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--ink-3);
  width: 100%;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cream-dim);
}
.tweaks-toggle .thumb {
  width: 30px; height: 18px;
  border-radius: 999px;
  background: var(--ink-4);
  position: relative;
  transition: background .2s;
}
.tweaks-toggle .thumb::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--mute);
  transition: transform .2s, background .2s;
}
.tweaks-toggle.is-on .thumb { background: var(--terracotta); }
.tweaks-toggle.is-on .thumb::after { transform: translateX(12px); background: var(--ink); }

.tweaks-panel__foot {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
}
.tweaks-reset {
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--line);
  color: var(--cream-dim);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.tweaks-reset:hover { border-color: var(--terracotta); color: var(--terracotta); }

/* Hide patterns when toggle off */
[data-no-pattern] .weave-pattern,
[data-no-pattern] .pattern-accent { display: none !important; }