/* ==========================================================================
   BASE.CSS — Reset, Defaults & Utilities
   Arme Demir Premium Portfolio
   ========================================================================== */

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

/* -----------------------------------------------------------------------
   HTML & Body
   ----------------------------------------------------------------------- */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.no-scroll {
  overflow: hidden;
}

/* -----------------------------------------------------------------------
   Selection
   ----------------------------------------------------------------------- */
::selection {
  background-color: var(--accent);
  color: #000;
}

::-moz-selection {
  background-color: var(--accent);
  color: #000;
}

/* -----------------------------------------------------------------------
   Scrollbar
   ----------------------------------------------------------------------- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-dark);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Firefox scrollbar */
html {
  scrollbar-width: thin;
  scrollbar-color: var(--accent-dark) var(--bg-primary);
}

/* -----------------------------------------------------------------------
   Element Defaults
   ----------------------------------------------------------------------- */
img {
  max-width: 100%;
  display: block;
}

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
}

/* -----------------------------------------------------------------------
   Container
   ----------------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* -----------------------------------------------------------------------
   Section Header
   ----------------------------------------------------------------------- */
.section-header {
  text-align: center;
  margin-bottom: var(--gap-xl);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  margin-bottom: var(--gap-sm);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--accent);
  margin: var(--gap-sm) auto 0;
  border-radius: var(--radius-full);
  transition: width var(--duration-normal) var(--ease-out);
}

.section-header:hover .section-title::after {
  width: 100px;
}

.section-subtitle {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--lh-loose);
}

/* -----------------------------------------------------------------------
   Text Utilities
   ----------------------------------------------------------------------- */
.text-accent {
  color: var(--accent);
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}