/* ==========================================================================
   NASJ Design System - Base Styles & Typography
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Alexandria:wght@300;400;500;600;700;800&family=Noto+Sans+Arabic:wght@300;400;500;600;700&display=swap');

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

html {
  font-size: 16px;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  color-scheme: light;
}

body {
  font-family: var(--font-body);
  font-size: var(--type-base);
  color: var(--color-ink);
  background-color: var(--color-linen);
  direction: rtl;
  text-align: start;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessibility: Focus visible */
:focus-visible {
  outline: 2.5px solid var(--color-pine);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

/* Skip link for keyboard users */
.skip-link {
  position: absolute;
  inset-block-start: -100px;
  inset-inline-start: var(--space-md);
  background: var(--color-pine);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
  z-index: var(--z-modal);
  font-weight: 600;
  text-decoration: none;
  transition: inset-block-start var(--transition-fast);
}

.skip-link:focus {
  inset-block-start: var(--space-md);
}

/* Screen reader utility */
.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;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-pine);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

h1 {
  font-size: var(--type-3xl);
  font-weight: 800;
}

h2 {
  font-size: var(--type-2xl);
  margin-block-end: var(--space-md);
}

h3 {
  font-size: var(--type-xl);
  margin-block-end: var(--space-sm);
}

h4 {
  font-size: var(--type-lg);
  margin-block-end: var(--space-xs);
}

p {
  max-width: 72ch;
  margin-block-end: var(--space-md);
  color: var(--color-ink);
  line-height: 1.75;
}

p.lead {
  font-size: var(--type-md);
  color: var(--color-ink-light);
  line-height: 1.8;
}

small {
  font-size: var(--type-xs);
  color: var(--color-ink-muted);
}

b, strong {
  font-weight: 700;
  color: var(--color-pine);
}

a {
  color: var(--color-pine);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

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

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

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

/* Logical directional helper */
bdi, [dir="ltr"] {
  direction: ltr;
  unicode-bidi: isolate;
  display: inline-block;
}

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