/* Main CSS - Open Access Policies Site */

/* ============================================
   ROOT VARIABLES & BASE STYLES
   ============================================ */
:root {
  --color-primary: #2c3e50;
  --color-secondary: #3498db;
  --color-accent: #27ae60;
  --color-text: #333;
  --color-text-muted: #666;
  --color-border: #e0e0e0;
  --color-bg-light: #f8f9fa;
  --color-bg-white: #fff;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --line-height-normal: 1.6;
  --touch-target-min: 44px;
  --border-radius: 8px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* ============================================
   ACCESSIBILITY - Skip Navigation Link
   ============================================ */
.skip-nav {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  padding: var(--spacing-sm) var(--spacing-md);
  text-decoration: none;
  border-radius: var(--border-radius);
  z-index: 10000;
  transition: top var(--transition-fast);
}

.skip-nav:focus {
  top: var(--spacing-sm);
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* ============================================
   ACCESSIBILITY - Focus Indicators
   ============================================ */
*:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

*:focus:not(:focus-visible) {
  outline: none;
}

*:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

a:focus,
button:focus,
[tabindex]:focus {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

/* ============================================
   TYPOGRAPHY - Mobile Readable Sizes
   ============================================ */
body {
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
}

@media (max-width: 768px) {
  body {
    font-size: var(--font-size-lg);
  }

  p, li, td, th {
    font-size: var(--font-size-lg);
    line-height: 1.7;
  }
}

/* ============================================
   TOUCH TARGETS - Mobile Friendly
   ============================================ */
a,
button,
input[type="submit"],
input[type="button"],
.btn,
.button {
  min-height: var(--touch-target-min);
  min-width: var(--touch-target-min);
  padding: var(--spacing-sm);
}

/* Ensure portfolio links have adequate touch targets */
.portfolio-item a {
  display: block;
  min-height: var(--touch-target-min);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
  background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-white) 100%);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-xl);
}

.hero-headline {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.hero-subheadline {
  font-size: var(--font-size-xl);
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.5;
}

.hero-audience {
  font-size: var(--font-size-base);
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
}

.hero-audience strong {
  color: var(--color-secondary);
}

@media (max-width: 768px) {
  .hero-headline {
    font-size: 1.75rem;
  }

  .hero-subheadline {
    font-size: var(--font-size-lg);
  }
}

/* ============================================
   TRUST SECTION
   ============================================ */
.trust-section {
  background: var(--color-bg-light);
  padding: var(--spacing-xl) var(--spacing-md);
  margin: var(--spacing-xl) 0;
  border-radius: var(--border-radius);
}

.trust-section h2 {
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.trust-item {
  text-align: center;
  padding: var(--spacing-md);
}

.trust-item h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.trust-item p {
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================
   CTA BUTTONS
   ============================================ */
.cta-button {
  display: inline-block;
  background: var(--color-secondary);
  color: #fff;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: bold;
  transition: background var(--transition-fast), transform var(--transition-fast);
  min-height: var(--touch-target-min);
  line-height: var(--touch-target-min);
}

.cta-button:hover {
  background: #2980b9;
  transform: translateY(-2px);
}

.cta-button:focus {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.cta-secondary {
  background: transparent;
  border: 2px solid var(--color-secondary);
  color: var(--color-secondary);
}

.cta-secondary:hover {
  background: var(--color-secondary);
  color: #fff;
}

/* ============================================
   COMPARISON TABLE
   ============================================ */
.comparison-section {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-md);
}

.comparison-section h2 {
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-lg) 0;
  background: var(--color-bg-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.comparison-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: bold;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover {
  background: var(--color-bg-light);
}

/* Responsive table */
@media (max-width: 768px) {
  .comparison-table {
    display: block;
    overflow-x: auto;
  }

  .comparison-table th,
  .comparison-table td {
    padding: var(--spacing-sm);
    font-size: 0.9rem;
  }
}

/* ============================================
   PORTFOLIO GRID ENHANCEMENTS
   ============================================ */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.portfolio-item {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.portfolio-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.portfolio-item a {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
  padding: var(--spacing-lg);
}

.portfolio-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
}

.portfolio-item h2 {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.portfolio-item p {
  color: var(--color-text-muted);
  line-height: 1.6;
  flex-grow: 1;
}

/* ============================================
   FRAMEWORK BADGES
   ============================================ */
.framework-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: bold;
  text-transform: uppercase;
  border-radius: 9999px;
  background: var(--color-bg-light);
  color: var(--color-text-muted);
}

.badge-soc2 {
  background: #e8f4f8;
  color: #2980b9;
}

.badge-hipaa {
  background: #e8f8e8;
  color: #27ae60;
}

.badge-hitrust {
  background: #f8e8f4;
  color: #8e44ad;
}

.badge-gdpr {
  background: #f8f4e8;
  color: #d35400;
}

/* ============================================
   ABOUT/AUTHOR SECTION
   ============================================ */
.about-section {
  background: var(--color-bg-white);
  padding: var(--spacing-xl) var(--spacing-md);
  margin: var(--spacing-xl) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.about-section h2 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.author-card {
  display: flex;
  gap: var(--spacing-lg);
  align-items: flex-start;
}

.author-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.author-info h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
}

.author-info p {
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.author-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.author-links a {
  color: var(--color-secondary);
  text-decoration: none;
}

.author-links a:hover {
  text-decoration: underline;
}

@media (max-width: 600px) {
  .author-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .author-links {
    justify-content: center;
  }
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-section {
  margin: var(--spacing-xl) 0;
}

.faq-section h2 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-weight: bold;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.faq-answer {
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================
   FOOTER LANDMARK
   ============================================ */
footer,
.site-footer {
  background: var(--color-bg-light);
  padding: var(--spacing-xl) var(--spacing-md);
  margin-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.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-center {
  text-align: center;
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  .skip-nav,
  nav,
  .sidebar {
    display: none;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
  }
}