/* ==========================================================================
   CraftEgon Corporate Services — Base CSS & Accessibility Layer
   ========================================================================== */

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

html {
  font-size: 16px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1.5rem);
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-main);
  background-color: var(--color-canvas-pure);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Accessible Skip Navigation Link */
.skip-link {
  position: absolute;
  top: -999px;
  left: 1rem;
  background-color: var(--color-primary-900);
  color: var(--color-accent-400);
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-size: var(--text-sm);
  z-index: 10000;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-accent-400);
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
  outline: 3px solid var(--color-accent-400);
  outline-offset: 2px;
}

/* Global Keyboard Focus Ring (WCAG 2.1 AA) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

/* Contrast Focus for Accent Buttons */
.btn-accent:focus-visible,
.btn-whatsapp:focus-visible {
  outline: var(--focus-ring-dark) !important;
  outline-offset: var(--focus-offset);
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary-900);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin-bottom: var(--space-sm);
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }
h5 { font-size: var(--text-md); }
h6 { font-size: var(--text-base); }

p {
  color: var(--color-text-muted);
  line-height: 1.68;
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-600);
}

ul, ol {
  padding-left: 1.25rem;
  margin-bottom: var(--space-md);
  color: var(--color-text-muted);
}

li {
  margin-bottom: var(--space-xs);
  line-height: 1.6;
}

code, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--color-canvas-muted);
  padding: 0.15em 0.35em;
  border-radius: var(--radius-sm);
  color: var(--color-primary-800);
}

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

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

/* Universal Layout Wrappers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

.section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.section-muted {
  background-color: var(--color-canvas-subtle);
  border-top: var(--border-light);
  border-bottom: var(--border-light);
}

.section-dark {
  background-color: var(--color-primary-900);
  color: var(--color-text-inverse);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-text-inverse);
}

.section-dark p {
  color: var(--color-text-inverse-muted);
}

/* Screen Reader Only 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;
}

/* Text alignment utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Print Stylesheet */
@media print {
  body {
    background: transparent !important;
    color: #000 !important;
    font-size: 11pt;
  }
  .site-header,
  .site-footer,
  .skip-link,
  .btn,
  .cta-section {
    display: none !important;
  }
  .container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 85%;
  }
}