/* ============================================================
   Barakat v2.0 — Base: reset, typography, scrollbar, root
   ============================================================ */

@font-face {
  font-family: 'Vazirmatn';
  src: url('../assets/fonts/Vazirmatn-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../assets/fonts/Vazirmatn-Medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../assets/fonts/Vazirmatn-Bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../assets/fonts/Vazirmatn-Bold.woff2') format('woff2');
  font-weight: 800; font-style: normal; font-display: swap;
}

/* ----- Modern reset ----- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  direction: rtl;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  overflow-x: hidden;
}
html[dir="ltr"] body { direction: ltr; }
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { background: none; border: none; cursor: pointer; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--duration) var(--ease); }
a:hover { color: var(--color-primary-dark); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: var(--leading-tight); color: var(--color-text-primary); }
h1 { font-size: var(--text-h1); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); }
h4 { font-size: var(--text-h4); }
p { line-height: var(--leading-relaxed); color: var(--color-text-primary); }

/* ----- Focus ring ----- */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* ----- Section spacing ----- */
.section {
  padding-block: clamp(3rem, 8vw, 6rem);
  position: relative;
}
.section-header {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-bg-tint);
  color: var(--color-primary-dark);
  font-size: var(--text-small);
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-4);
  border: 1px solid var(--color-primary-tint);
}
.section-header h2 { font-size: var(--text-h2); margin-bottom: var(--space-4); letter-spacing: -0.02em; }
.section-header p { color: var(--color-text-secondary); font-size: var(--text-body); max-width: 600px; margin-inline: auto; }

/* ----- Gradient text ----- */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  background-size: 100% 100%;
  animation: none;
}

/* ----- Modern scrollbar ----- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--color-text-muted); }

/* Firefox */
* { scrollbar-width: thin; scrollbar-color: var(--color-border-strong) var(--color-bg); }

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

/* ----- Utility ----- */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}
.text-muted { color: var(--color-text-secondary); }
.text-center { text-align: center; }
.text-balance { text-wrap: balance; }
.no-scroll { overflow: hidden; }