/* ==========================================================================
   BASE / RESET
   ========================================================================== */

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

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-text-primary);
  background: var(--color-bg-app);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--duration-base) var(--ease-standard),
              color var(--duration-base) var(--ease-standard);
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: var(--fw-semibold);
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
  color: var(--color-text-primary);
}

h1 { font-size: var(--fs-3xl); letter-spacing: -0.02em; }
h2 { font-size: var(--fs-2xl); letter-spacing: -0.02em; }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
h5 { font-size: var(--fs-md); }

p { margin: 0; }

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

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

button {
  font-family: inherit;
  cursor: pointer;
}

input, select, textarea, button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

svg {
  display: block;
  flex-shrink: 0;
}

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

::selection {
  background: var(--color-accent-soft-border);
}

/* Scrollbars */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-border-strong) transparent;
}
*::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
*::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: var(--radius-full);
}
*::-webkit-scrollbar-track {
  background: transparent;
}

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Utility text classes */
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-sm { font-size: var(--fs-sm); }
.text-xs { font-size: var(--fs-xs); }
.font-medium { font-weight: var(--fw-medium); }
.font-semibold { font-weight: var(--fw-semibold); }

/* Simple fade/slide utility used by router page transitions */
.view-enter {
  animation: viewFadeIn var(--duration-slow) var(--ease-emphasized);
}
@keyframes viewFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}