/* ============================================================
   Sayo Base Styles
   Reset, typography, accessibility, global defaults
   ============================================================ */

/* Font index.html içindeki <link> ile yükleniyor (çift yükleme yok). */

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

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--fw-semibold);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

/* ── Accessibility ───────────────────────────────────────── */
input:focus-visible,
button:focus-visible,
a:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* 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;
}

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-secondary);
}

/* ── Selection ───────────────────────────────────────────── */
::selection {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ── Utility ─────────────────────────────────────────────── */
.text-secondary {
  color: var(--color-text-secondary);
}

.text-body {
  color: var(--color-text-body);
}

.text-primary {
  color: var(--color-primary-dark);
}

.font-semibold {
  font-weight: var(--fw-semibold);
}

.font-bold {
  font-weight: var(--fw-bold);
}