/* ==========================================================================
   SANATEKIBI — Temel HTML davranisi (reset + tipografi + odak)
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: var(--leading-body);
  transition: background-color var(--motion-base) var(--ease-out),
              color var(--motion-base) var(--ease-out);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--motion-fast) var(--ease-out);
}

a:hover {
  color: var(--color-primary-hover);
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: var(--leading-tight);
  color: var(--color-text-main);
}

h1 { font-size: var(--text-3xl); letter-spacing: -0.01em; }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }

p {
  margin-top: 0;
  margin-bottom: var(--space-md);
}

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

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

hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: var(--space-lg) 0;
}

/* Gorunur, tutarli klavye odagi (tum interaktif ogeler) */
:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Fare ile tiklamada odak halkasini bastir (yalniz klavyede goster) */
:where(a, button, summary):focus:not(:focus-visible) {
  outline: none;
}

::selection {
  background: var(--color-brand-soft);
  color: var(--color-text-main);
}