*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}


html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  height: 100%;
  
  overscroll-behavior: none;
}

body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink-base);
  background-color: var(--color-surface-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
  overflow: hidden;
}


h1, h2, h3, h4, h5, h6 {
  color: var(--color-ink-strong);
  line-height: 1.3;
  font-weight: 700;
}

p {
  color: var(--color-ink-base);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}


button {
  font-family: var(--font-family);
  font-size: var(--text-base);
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible {
  outline: 2px solid var(--color-primary-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}


input, select, textarea {
  font-family: var(--font-family);
  font-size: var(--text-base);
}


ul, ol {
  list-style: none;
}


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


.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;
}


.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1;
  transition:
    background-color var(--duration-fast) var(--ease-default),
    opacity          var(--duration-fast) var(--ease-default);
  min-height: 44px; 
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-ink-strong);
}

.btn--primary:hover {
  background-color: #74b8c9;
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-ink-base);
}

.btn--ghost:hover {
  background-color: var(--color-primary-soft);
}

.btn--discard {
  background-color: transparent;
  color: var(--color-score-4, #A84848);
  border: 1px solid currentColor;
}

.btn--discard:hover {
  background-color: rgba(168, 72, 72, 0.08);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  min-height: 36px;
}


body.has-overlay::after {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(44, 74, 110, 0.35);
  z-index: 490;
  pointer-events: none;
}


.divider {
  height: 1px;
  background: var(--color-ink-subtle);
  border: none;
}