/* theme-toggle.css — Floating theme toggle button */

/* ── Theme toggle ── */
.theme-toggle {
  position: fixed;
  bottom: max(18px, env(safe-area-inset-bottom));
  right: max(18px, env(safe-area-inset-right));
  z-index: 200;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--toggle-border);
  background: var(--toggle-bg);
  color: var(--ink);
  box-shadow: var(--toggle-shadow);
  backdrop-filter: blur(12px) saturate(1.1);
  -webkit-backdrop-filter: blur(12px) saturate(1.1);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.25s var(--ease),
    border-color 0.25s var(--ease),
    color 0.25s var(--ease),
    transform 0.22s var(--ease),
    box-shadow 0.25s var(--ease);
}
.theme-toggle:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  color: var(--accent);
}
.theme-toggle:active { transform: translateY(0) scale(0.96); }
.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.theme-toggle svg {
  width: 20px;
  height: 20px;
  display: none;
}
.theme-toggle .icon-moon {
  fill: currentColor;
  stroke: none;
}
.theme-toggle .icon-sun {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}
/* moon = switch to dark (shown in light); sun = switch to light (shown in dark) */
[data-theme="light"] .theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
.theme-toggle .icon-system { display: none; }
html[data-theme-mode="system"] .theme-toggle .icon-moon,
html[data-theme-mode="system"] .theme-toggle .icon-sun { display: none; }
html[data-theme-mode="system"] .theme-toggle .icon-system { display: block; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }