/**
 * WPUIAI - Pattern Style Fixes
 * hjm-121: Layout (padding, visual hierarchy, section spacing)
 * hjm-122: Color contrast (WCAG AA compliance)
 * hjm-123: Buttons (44px touch targets, consistent styling)
 * hjm-124: Typography (16px min, heading scale, line-height)
 */

/* === ROOT VARIABLES === */
:root {
  /* Typography Scale (Major Third - 1.25) */
  --uiai-font-xs: clamp(0.75rem, 0.5vw + 0.5rem, 0.875rem);
  --uiai-font-sm: clamp(0.875rem, 0.5vw + 0.625rem, 1rem);
  --uiai-font-base: clamp(1rem, 0.5vw + 0.75rem, 1.125rem); /* Min 16px */
  --uiai-font-lg: clamp(1.125rem, 1vw + 0.75rem, 1.375rem);
  --uiai-font-xl: clamp(1.25rem, 1.5vw + 0.75rem, 1.75rem);
  --uiai-font-2xl: clamp(1.5rem, 2vw + 0.75rem, 2.25rem);
  --uiai-font-3xl: clamp(1.875rem, 3vw + 0.75rem, 3rem);
  --uiai-font-4xl: clamp(2.25rem, 4vw + 0.75rem, 4rem);

  /* Line Heights */
  --uiai-leading-tight: 1.2;
  --uiai-leading-normal: 1.5;
  --uiai-leading-relaxed: 1.75;

  /* Spacing Scale */
  --uiai-space-xs: clamp(0.5rem, 1vw, 0.75rem);
  --uiai-space-sm: clamp(0.75rem, 1.5vw, 1rem);
  --uiai-space-md: clamp(1rem, 2vw, 1.5rem);
  --uiai-space-lg: clamp(1.5rem, 3vw, 2.5rem);
  --uiai-space-xl: clamp(2rem, 4vw, 4rem);
  --uiai-space-2xl: clamp(3rem, 6vw, 6rem);

  /* WCAG AA Compliant Colors */
  --uiai-text-primary: #1a1a1a;      /* 16.1:1 on white */
  --uiai-text-secondary: #4a4a4a;    /* 8.6:1 on white */
  --uiai-text-muted: #6b6b6b;        /* 5.1:1 on white - WCAG AA for large text */
  --uiai-text-on-dark: #ffffff;      /* For dark backgrounds */
  --uiai-text-on-primary: #ffffff;   /* For primary color backgrounds */

  /* Button Colors (4.5:1 contrast minimum) */
  --uiai-btn-primary-bg: #0066cc;
  --uiai-btn-primary-text: #ffffff;
  --uiai-btn-primary-hover: #0052a3;
  --uiai-btn-secondary-bg: #f5f5f5;
  --uiai-btn-secondary-text: #1a1a1a;
  --uiai-btn-secondary-hover: #e5e5e5;

  /* Section alternating backgrounds */
  --uiai-section-light: #ffffff;
  --uiai-section-alt: #f8f9fa;

  /* Content width */
  --uiai-content-max: 75ch;
}

/* === TYPOGRAPHY FIXES (hjm-124) === */

/* Base body text - minimum 16px */
body,
.wp-block-group p,
.wp-block-column p,
.wp-block-cover p,
.entry-content p {
  font-size: var(--uiai-font-base);
  line-height: var(--uiai-leading-relaxed);
  color: var(--uiai-text-primary);
}

/* Paragraph max-width for readability */
.wp-block-group p,
.wp-block-column p,
.entry-content p {
  max-width: var(--uiai-content-max);
}

/* Center-aligned paragraphs need margin auto */
.wp-block-group p.has-text-align-center,
p.has-text-align-center {
  margin-left: auto;
  margin-right: auto;
}

/* Heading hierarchy */
h1, .wp-block-heading[class*="h1"],
.has-xx-large-font-size {
  font-size: var(--uiai-font-4xl);
  line-height: var(--uiai-leading-tight);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2, .wp-block-heading[class*="h2"],
.has-x-large-font-size {
  font-size: var(--uiai-font-3xl);
  line-height: var(--uiai-leading-tight);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h3, .wp-block-heading[class*="h3"],
.has-large-font-size {
  font-size: var(--uiai-font-2xl);
  line-height: var(--uiai-leading-tight);
  font-weight: 600;
}

h4, .wp-block-heading[class*="h4"],
.has-medium-font-size {
  font-size: var(--uiai-font-xl);
  line-height: var(--uiai-leading-normal);
  font-weight: 600;
}

h5, h6 {
  font-size: var(--uiai-font-lg);
  line-height: var(--uiai-leading-normal);
  font-weight: 600;
}

/* === LAYOUT FIXES (hjm-121) === */

/* Section spacing */
.wp-block-group.alignfull,
.wp-block-cover.alignfull {
  padding-top: var(--uiai-space-2xl);
  padding-bottom: var(--uiai-space-2xl);
}

/* Inner container padding */
.wp-block-group.alignfull > .wp-block-group__inner-container,
.wp-block-cover__inner-container {
  padding-left: var(--uiai-space-md);
  padding-right: var(--uiai-space-md);
}

/* Column gaps */
.wp-block-columns {
  gap: var(--uiai-space-lg);
}

/* Card-like columns */
.wp-block-column {
  padding: var(--uiai-space-md);
}

/* Section title spacing */
.wp-block-group > .wp-block-heading:first-child,
.wp-block-cover .wp-block-heading:first-child {
  margin-bottom: var(--uiai-space-sm);
}

/* Description after title */
.wp-block-group > .wp-block-heading + p,
.wp-block-cover .wp-block-heading + p {
  margin-bottom: var(--uiai-space-lg);
}

/* Alternating section backgrounds */
.wp-block-group.alignfull:nth-child(even) {
  background-color: var(--uiai-section-alt);
}

/* === COLOR CONTRAST FIXES (hjm-122) === */

/* Ensure text contrast */
.wp-block-group p,
.wp-block-column p {
  color: var(--uiai-text-primary);
}

/* Secondary text (descriptions, captions) */
.wp-block-group .has-text-align-center + p,
figcaption,
.wp-block-image figcaption {
  color: var(--uiai-text-secondary);
}

/* Text on dark backgrounds */
.has-contrast-background-color,
.has-black-background-color,
[class*="has-dark-"] {
  color: var(--uiai-text-on-dark);
}

.has-contrast-background-color p,
.has-contrast-background-color h1,
.has-contrast-background-color h2,
.has-contrast-background-color h3,
.has-black-background-color p,
.has-black-background-color h1,
.has-black-background-color h2,
.has-black-background-color h3 {
  color: var(--uiai-text-on-dark);
}

/* === BUTTON FIXES (hjm-123) === */

/* Base button styles - 44px minimum touch target */
.wp-block-button__link,
.wp-element-button,
button,
input[type="submit"],
input[type="button"] {
  min-height: 44px;
  min-width: 44px;
  padding: 0.75rem 1.5rem;
  font-size: var(--uiai-font-base);
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
}

/* Primary button (filled) */
.wp-block-button:not(.is-style-outline) .wp-block-button__link,
.wp-element-button {
  background-color: var(--uiai-btn-primary-bg);
  color: var(--uiai-btn-primary-text);
  border: 2px solid transparent;
}

.wp-block-button:not(.is-style-outline) .wp-block-button__link:hover,
.wp-element-button:hover {
  background-color: var(--uiai-btn-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.wp-block-button:not(.is-style-outline) .wp-block-button__link:active,
.wp-element-button:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Outline button */
.wp-block-button.is-style-outline .wp-block-button__link {
  background-color: transparent;
  color: var(--uiai-btn-primary-bg);
  border: 2px solid currentColor;
}

.wp-block-button.is-style-outline .wp-block-button__link:hover {
  background-color: var(--uiai-btn-primary-bg);
  color: var(--uiai-btn-primary-text);
  border-color: var(--uiai-btn-primary-bg);
}

/* Button on dark backgrounds */
.has-contrast-background-color .wp-block-button__link,
.wp-block-cover .wp-block-button__link {
  background-color: var(--uiai-section-light);
  color: var(--uiai-text-primary);
}

.has-contrast-background-color .wp-block-button__link:hover,
.wp-block-cover .wp-block-button__link:hover {
  background-color: var(--uiai-section-alt);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Focus states for accessibility */
.wp-block-button__link:focus,
.wp-element-button:focus,
button:focus {
  outline: 3px solid var(--uiai-btn-primary-bg);
  outline-offset: 2px;
}

/* Button group spacing */
.wp-block-buttons {
  gap: var(--uiai-space-sm);
  flex-wrap: wrap;
}

/* === COMPONENT-SPECIFIC FIXES === */

/* Feature cards */
.wp-block-column > .wp-block-heading:first-child {
  margin-bottom: var(--uiai-space-xs);
}

/* Testimonials */
.wp-block-quote,
blockquote {
  padding: var(--uiai-space-md);
  border-left: 4px solid var(--uiai-btn-primary-bg);
  background: var(--uiai-section-alt);
  font-size: var(--uiai-font-lg);
  font-style: italic;
}

.wp-block-quote cite,
blockquote cite {
  display: block;
  margin-top: var(--uiai-space-sm);
  font-size: var(--uiai-font-sm);
  font-style: normal;
  font-weight: 600;
  color: var(--uiai-text-secondary);
}

/* Stats/numbers */
.uiai-stat-number,
[class*="stat"] .wp-block-heading {
  font-size: var(--uiai-font-4xl);
  font-weight: 700;
  line-height: 1;
  color: var(--uiai-btn-primary-bg);
}

/* Team cards */
.uiai-team-card,
[class*="team"] .wp-block-column {
  text-align: center;
}

.uiai-team-card img,
[class*="team"] .wp-block-image img {
  border-radius: 50%;
  max-width: 150px;
  margin: 0 auto var(--uiai-space-sm);
}

/* Gallery images */
.wp-block-gallery img {
  border-radius: 8px;
}

/* === MOBILE RESPONSIVE OVERRIDES === */

@media (max-width: 781px) {
  /* Reduce section padding on mobile */
  .wp-block-group.alignfull,
  .wp-block-cover.alignfull {
    padding-top: var(--uiai-space-xl);
    padding-bottom: var(--uiai-space-xl);
  }

  /* Full-width buttons on mobile */
  .wp-block-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .wp-block-button {
    width: 100%;
  }

  .wp-block-button__link {
    width: 100%;
    justify-content: center;
  }

  /* Reduce heading sizes slightly */
  h1, .wp-block-heading[class*="h1"] {
    font-size: var(--uiai-font-3xl);
  }

  h2, .wp-block-heading[class*="h2"] {
    font-size: var(--uiai-font-2xl);
  }
}

/* Touch device enhancements */
@media (hover: none) and (pointer: coarse) {
  .wp-block-button__link,
  .wp-element-button,
  a {
    -webkit-tap-highlight-color: rgba(0, 102, 204, 0.2);
  }

  /* Larger touch targets */
  .wp-block-navigation-link__content {
    padding: 0.75rem 1rem;
  }
}

/* === PRINT STYLES === */
@media print {
  .wp-block-button {
    border: 1px solid currentColor !important;
  }

  .wp-block-cover {
    background: none !important;
    color: #000 !important;
  }
}