/* ============================================================
   Base reset + global element defaults
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--c-text);
  background: var(--c-surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

#app {
  height: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
figure {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
}

input,
select,
textarea {
  font: inherit;
  color: inherit;
  border: none; /* strip the user-agent border; components set their own */
}

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ── Accessibility helpers ──────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Keyboard focus ring (brand). Mouse clicks don't trigger :focus-visible. */
:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: var(--r-md);
}

/* ── Icons (lucide-style stroke icons via <use>) ────────── */
.icon {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--spin {
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Hidden SVG sprite host */
#icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}