/* ==========================================================================
   RIFID SOFTWARE LLC - COMPONENTS CSS (UPDATED 2026-02-07)
   Shared component styles for all sites
   
   CHANGELOG:
   - Logo size increased: 32px → 52px (CRITICAL FIX)
   - Navigation padding optimized for better spacing
   - Hero section: asymmetric padding (reduced top space)
   - Card components: fixed border inconsistencies
   - Card grid: improved spacing and responsiveness
   - Kit form: optimized padding and visual balance
   - Footer links: WCAG AA compliant contrast
   - Buttons: consistent styling across all variants
   - Focus states: enhanced accessibility
   - Touch targets: 44px minimum (WCAG 2.5.5)
   ========================================================================== */

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  min-height: var(--touch-target-min); /* ADDED: Ensure 44px minimum touch target */
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: 1;
  border: 2px solid transparent; /* UPDATED: Consistent border for all buttons */
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* UPDATED: Enhanced focus state for accessibility */
.btn:focus-visible {
  outline: 3px solid var(--accent-corporate);
  outline-offset: 3px;
}

.btn-primary {
  background-color: var(--accent-corporate);
  border-color: var(--accent-corporate); /* ADDED: Consistent border */
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--text-primary);
  border-color: var(--text-primary); /* ADDED: Consistent border on hover */
  color: white;
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-dark); /* UPDATED: Increased from 1px */
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--warm-white-200);
  border-color: var(--text-primary);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-lg);
  min-height: 52px; /* ADDED: Larger touch target for large buttons */
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
  min-height: 40px; /* ADDED: Appropriate touch target for small buttons */
}

/* Button Group */
.btn-group {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ==========================================================================
   CARDS
   ========================================================================== */

.card {
  background-color: white;
  border: 1px solid var(--border-light);
  border-left: 1px solid var(--border-light); /* ADDED: Explicitly prevent emphasis-box override */
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base); /* UPDATED: Specific properties */
}

.card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px); /* ADDED: Subtle lift on hover for all cards */
}

.card-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.card-description {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-md);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-corporate);
  font-weight: var(--font-medium);
  transition: color var(--transition-fast);
  min-height: var(--touch-target-min); /* ADDED: Ensure adequate touch target */
}

.card-link:hover {
  color: var(--text-primary);
}

/* Card Grid - UPDATED with better spacing */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* UPDATED: Reduced from 300px */
  gap: var(--space-xl); /* UPDATED: Increased from space-lg */
  margin: var(--space-xl) 0;
}

/* UPDATED: Better responsive behavior */
@media (max-width: 768px) {
  .card-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .card {
    padding: var(--space-md); /* UPDATED: Reduced padding on mobile */
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
  }
}

/* ==========================================================================
   FORMS
   ========================================================================== */

.form-field {
  margin-bottom: var(--space-md);
}

.form-label,
label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.form-input,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="url"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 1rem;
  min-height: var(--touch-target-min); /* ADDED: Ensure adequate touch target */
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: white;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast); /* UPDATED: Specific properties */
}

.form-input:focus,
input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent-corporate);
  box-shadow: 0 0 0 3px rgba(122, 128, 105, 0.15); /* UPDATED: Increased opacity from 0.1 to 0.15 */
}

.form-input:disabled,
input:disabled,
textarea:disabled,
select:disabled {
  background-color: var(--warm-white-200);
  cursor: not-allowed;
  opacity: 0.6;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235a5a5a' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-helper-text {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-xs);
}

.form-error {
  color: #c53030;
  font-size: var(--text-sm);
  margin-top: var(--space-xs);
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

.nav {
  background-color: var(--warm-white);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  backdrop-filter: blur(8px); /* ADDED: Modern glassmorphism effect */
  -webkit-backdrop-filter: blur(8px); /* ADDED: Safari support */
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-lg); /* UPDATED: Reduced from space-md to space-sm (24px → 16px) */
}

/* CRITICAL FIX: Logo size increased from 32px to 52px */
.nav-logo {
  height: 72px; /* UPDATED: Increased to 72px for visibility */
  width: auto;
  display: block; /* ADDED: Ensure proper display */
  transition: opacity var(--transition-fast);
}

.nav-logo-link {
  display: inline-block;
  line-height: 0; /* ADDED: Prevent extra spacing around logo */
}

.nav-logo:hover {
  opacity: 0.85; /* ADDED: Subtle hover effect */
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-link {
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--text-primary);
  text-decoration: none;
  padding: var(--space-xs) var(--space-sm); /* ADDED: Ensure minimum touch target */
  min-height: var(--touch-target-min); /* ADDED: WCAG 2.5.5 compliance */
  display: inline-flex;
  align-items: center;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--accent-corporate);
}

.nav-link.active {
  color: var(--accent-corporate);
}
/* Back navigation link to parent site */
.nav-back {
  font-size: var(--text-sm);
  opacity: 0.6;
  border-right: 1px solid currentColor;
  padding-right: var(--space-md);
  margin-right: var(--space-xs);
  letter-spacing: 0.02em;
}

.nav-back:hover {
  opacity: 1;
}


/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  min-width: var(--touch-target-min); /* ADDED: Ensure adequate touch target */
  min-height: var(--touch-target-min);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--warm-white);
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-md);
    gap: var(--space-sm); /* UPDATED: Reduced gap for mobile */
    box-shadow: var(--shadow-md); /* ADDED: Depth for mobile menu */
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-link {
    width: 100%; /* ADDED: Full width on mobile */
    justify-content: flex-start;
  }
  
  .nav-logo {
    height: 52px; /* UPDATED: Increased mobile logo size */
  }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
  background-color: var(--warm-white-200);
  border-top: 1px solid var(--border-light);
  padding: var(--space-2xl) 0;
  margin-top: var(--space-2xl); /* UPDATED: Reduced from space-3xl to prevent excessive gap */
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-section h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

/* CRITICAL FIX: Footer link contrast for WCAG AA compliance */
.footer-links a {
  color: var(--text-primary); /* UPDATED: Changed from text-secondary for better contrast */
  opacity: 0.7; /* ADDED: Use opacity instead of lighter color */
  text-decoration: none;
  transition: opacity var(--transition-fast);
  min-height: var(--touch-target-min); /* ADDED: Ensure adequate touch target */
  display: inline-block;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--text-primary);
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-light);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.footer-founder {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.footer-trademark {
  font-size: var(--text-xs);
  color: var(--text-secondary); /* UPDATED: Changed from text-tertiary for better contrast */
  margin-top: var(--space-sm);
}

/* ADDED: Better responsive footer */
@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ==========================================================================
   KIT FORM COMPONENTS (RIFID ECOSYSTEM ONLY)
   ========================================================================== */

.kit-section {
  background-color: var(--warm-white-200);
  padding: var(--space-3xl) 0;
  margin: var(--space-3xl) 0;
}

/* UPDATED: Optimized kit container spacing */
.kit-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-xl); /* UPDATED: Reduced from space-2xl (64px → 48px) */
  background-color: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); /* ADDED: Subtle depth */
}

.kit-container h2 {
  font-size: var(--text-3xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-md); /* UPDATED: Reduced from space-lg */
  text-align: center;
  color: var(--text-primary);
}

.kit-intro {
  margin-bottom: var(--space-lg); /* UPDATED: Reduced from space-xl */
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.kit-intro p {
  margin-bottom: var(--space-md);
}

.kit-intro strong {
  color: var(--text-primary);
}

/* UPDATED: Optimized expectation block */
.expectation-block {
  background-color: var(--warm-white-200);
  padding: var(--space-md); /* UPDATED: Reduced from space-lg */
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg); /* UPDATED: Reduced from space-xl */
}

.expectation-block h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.expectation-block ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.expectation-block li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}

.expectation-block li:before {
  content: "•";
  position: absolute;
  left: var(--space-sm);
  color: var(--accent-corporate);
  font-weight: var(--font-bold);
}

.kit-form {
  margin-bottom: var(--space-lg);
}

.kit-form .form-field {
  margin-bottom: var(--space-lg);
}

.kit-form button[type="submit"] {
  width: 100%;
}

.kit-secondary-text {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: var(--leading-relaxed);
}

.kit-privacy-note {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.kit-privacy-note a {
  color: var(--accent-corporate);
  text-decoration: underline;
}

/* ADDED: Mobile optimization for kit container */
@media (max-width: 768px) {
  .kit-container {
    padding: var(--space-lg);
    margin: 0 var(--space-md);
  }
}

/* ==========================================================================
   HERO SECTIONS
   ========================================================================== */

/* CRITICAL FIX: Asymmetric padding to reduce excessive top space */
.hero {
  padding: var(--space-2xl) 0 var(--space-3xl) 0; /* UPDATED: 64px top, 96px bottom (was 96px both) */
  text-align: center;
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto var(--space-lg); /* UPDATED: Reduced from space-xl to space-lg */
  line-height: var(--leading-relaxed);
}

/* ADDED: Mobile optimization for hero */
@media (max-width: 768px) {
  .hero {
    padding: var(--space-lg) 0 var(--space-2xl) 0; /* UPDATED: 32px top, 64px bottom on mobile */
  }
}

/* ==========================================================================
   BADGES
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-sm);
  background-color: var(--warm-white-200);
  color: var(--text-secondary);
}

/* ==========================================================================
   UTILITY COMPONENTS
   ========================================================================== */

.divider {
  height: 1px;
  background-color: var(--border-light);
  margin: var(--space-xl) 0;
}

/* UPDATED: Fixed emphasis-box to prevent leaking to cards */
.emphasis-box {
  padding: var(--space-lg);
  background-color: var(--warm-white-200);
  border-left: 3px solid var(--accent-corporate); /* UPDATED: Reduced from 4px */
  border-top: none; /* ADDED: Explicitly prevent full border */
  border-right: none;
  border-bottom: none;
  border-radius: var(--radius-md);
  margin: var(--space-lg) 0;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin: var(--space-xl) 0;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Store Badges Container */
.store-badges {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  align-items: center;
  margin: var(--space-lg) 0;
  flex-wrap: wrap;
}

.store-badge {
  height: 48px;
  width: auto;
  transition: opacity var(--transition-fast);
}

.store-badge:hover {
  opacity: 0.8;
}

/* cache-bust: 1770759740 */