/* ===== BASE STYLES ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  height: 100%;
}

body {
  font-family: var(--font);
  font-size: var(--fs-md);
  color: var(--c-text);
  background: var(--c-bg);
  background-image: var(--c-bg-grad);
  min-height: 100dvh;
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  overflow-x: hidden;
}

#app {
  min-height: 100dvh;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Safe area support */
.safe-top    { padding-top:    env(safe-area-inset-top); }
.safe-bottom { padding-bottom: env(safe-area-inset-bottom); }

/* Screen reader only */
.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;
}

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--c-border-focus);
  outline-offset: 2px;
  border-radius: var(--r-xs);
}

button {
  font-family: var(--font);
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  touch-action: manipulation;
}

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

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 99px; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}