/* SafeGuard - Custom Styles
   WCAG 2.2 AA Compliant
   Mobile-first approach
*/

/* ========================================
   CSS Custom Properties (Brand Colors)
   ======================================== */
:root {
  /* Primary palette - high contrast */
  --color-primary: #1e3a5f;
  --color-primary-dark: #0f2744;
  --color-primary-light: #2c5282;
  
  /* Secondary/accent */
  --color-accent: #48bb78;
  --color-accent-dark: #2f855a;
  
  /* Neutrals */
  --color-text: #1a202c;
  --color-text-muted: #4a5568;
  --color-bg: #ffffff;
  --color-bg-alt: #f7fafc;
  --color-border: #e2e8f0;
  
  /* Semantic */
  --color-error: #c53030;
  --color-error-bg: #fff5f5;
  --color-success: #2f855a;
  --color-success-bg: #f0fff4;
  --color-warning: #c05621;
  --color-warning-bg: #fffaf0;
  
  /* Focus */
  --focus-outline: 3px solid #3182ce;
  --focus-outline-offset: 2px;
  
  /* Spacing */
  --section-padding: 4rem 0;
  --container-padding: 1rem;
  
  /* Transitions */
  --transition-base: 0.2s ease-in-out;
}

/* ========================================
   Reduced Motion Support
   ======================================== */
@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;
  }
}

/* ========================================
   Base Styles
   ======================================== */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
}

/* ========================================
   Skip Link (Accessibility)
   ======================================== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  font-weight: 600;
  border-radius: 0 0 0.5rem 0.5rem;
  z-index: 9999;
  transition: top var(--transition-base);
}

.skip-link:focus {
  top: 0;
  outline: var(--focus-outline);
  outline-offset: var(--focus-outline-offset);
}

/* ========================================
   Focus Styles (Global)
   ======================================== */
:focus {
  outline: var(--focus-outline);
  outline-offset: var(--focus-outline-offset);
}

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

:focus-visible {
  outline: var(--focus-outline);
  outline-offset: var(--focus-outline-offset);
}

/* Button focus */
.btn:focus,
.btn:focus-visible {
  outline: var(--focus-outline);
  outline-offset: var(--focus-outline-offset);
  box-shadow: none;
}

/* Form focus */
.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.25);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
  background-color: var(--color-bg) !important;
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
}

.navbar-brand {
  padding: 0;
}

.navbar-brand img {
  height: 40px;
  width: auto;
}

.nav-link {
  color: var(--color-text) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  border-radius: 0.375rem;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.nav-link:hover,
.nav-link:focus {
  background-color: var(--color-bg-alt);
  color: var(--color-primary) !important;
}

.nav-link.active {
  background-color: var(--color-primary);
  color: #ffffff !important;
}

/* Mobile navbar toggle */
.navbar-toggler {
  border: 2px solid var(--color-primary);
  padding: 0.5rem 0.75rem;
}

.navbar-toggler:focus {
  box-shadow: none;
  outline: var(--focus-outline);
  outline-offset: var(--focus-outline-offset);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%231e3a5f' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #ffffff;
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: 3rem;
  }
}

.hero .lead {
  font-size: 1.25rem;
  opacity: 0.95;
  margin-bottom: 2rem;
}

/* ========================================
   Page Header (non-home pages)
   ======================================== */
.page-header {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 3rem 0;
}

.page-header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.page-header .lead {
  opacity: 0.9;
  margin-bottom: 0;
}

/* Breadcrumb */
.breadcrumb {
  background: transparent;
  padding: 0;
  margin-bottom: 1rem;
}

.breadcrumb-item a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
}

.breadcrumb-item a:hover,
.breadcrumb-item a:focus {
  color: #ffffff;
}

.breadcrumb-item.active {
  color: #ffffff;
}

.breadcrumb-item + .breadcrumb-item::before {
  color: rgba(255, 255, 255, 0.6);
}

/* ========================================
   Cards
   ======================================== */
.card {
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  height: 100%;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

@media (prefers-reduced-motion: reduce) {
  .card:hover {
    transform: none;
  }
}

.card-icon {
  width: 64px;
  height: 64px;
  background-color: var(--color-bg-alt);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.card-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.card-title {
  color: var(--color-primary);
  font-weight: 600;
}

/* ========================================
   Buttons
   ======================================== */
.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn-outline-primary {
  color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.btn-accent {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
}

.btn-accent:hover,
.btn-accent:focus {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #ffffff;
}

.btn-light {
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  color: var(--color-primary);
}

.btn-light:hover,
.btn-light:focus {
  color: var(--color-primary-dark);
}

/* High contrast outline button for dark backgrounds */
.btn-outline-light {
  color: #ffffff;
  border-color: #ffffff;
  border-width: 2px;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
}

.btn-outline-light:hover,
.btn-outline-light:focus {
  background-color: #ffffff;
  border-color: #ffffff;
  color: var(--color-primary);
}

/* ========================================
   Process Steps
   ======================================== */
.process-step {
  text-align: center;
  padding: 1.5rem;
}

.process-number {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  margin: 0 auto 1rem;
}

.process-step h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

/* ========================================
   Sections
   ======================================== */
.section {
  padding: var(--section-padding);
}

.section-alt {
  background-color: var(--color-bg-alt);
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

/* ========================================
   Forms
   ======================================== */
.form-label {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.required-indicator {
  color: var(--color-error);
  margin-left: 0.25rem;
}

.form-text {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.form-control,
.form-select {
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  font-size: 1rem;
}

.form-control:invalid:not(:placeholder-shown),
.form-control.is-invalid {
  border-color: var(--color-error);
}

.invalid-feedback {
  color: var(--color-error);
  font-size: 0.875rem;
}

/* Honeypot field */
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

/* Status messages */
.alert {
  border-radius: 0.5rem;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.alert-success {
  background-color: var(--color-success-bg);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert-danger {
  background-color: var(--color-error-bg);
  border-color: var(--color-error);
  color: var(--color-error);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  padding: 3rem 0 1.5rem;
}

.footer h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #ffffff;
}

.footer p,
.footer address {
  color: rgba(255, 255, 255, 0.8);
  font-style: normal;
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
  transition: color var(--transition-base);
}

.footer a:hover,
.footer a:focus {
  color: #ffffff;
}

/* Ensure links on light backgrounds meet contrast requirements */
.bg-light a,
.card.bg-light a {
  color: #1e3a5f;
  text-decoration: underline;
}

.bg-light a:hover,
.bg-light a:focus,
.card.bg-light a:hover,
.card.bg-light a:focus {
  color: #0f2744;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  margin-top: 2rem;
}

.footer-bottom p {
  margin-bottom: 0;
  font-size: 0.875rem;
}

/* ========================================
   Product/Service Categories
   ======================================== */
.category-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 2rem;
  height: 100%;
}

.category-card h3 {
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.category-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.category-list li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-text-muted);
}

.category-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* ========================================
   About Page
   ======================================== */
.value-card {
  text-align: center;
  padding: 2rem;
}

.value-icon {
  width: 80px;
  height: 80px;
  background-color: var(--color-bg-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.value-icon svg {
  width: 40px;
  height: 40px;
  color: var(--color-primary);
}

/* ========================================
   Contact Info
   ======================================== */
.contact-info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-bg-alt);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

/* ========================================
   Accessibility Page
   ======================================== */
.accessibility-list {
  list-style: none;
  padding: 0;
}

.accessibility-list li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

.accessibility-list li:last-child {
  border-bottom: none;
}

.accessibility-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.25rem;
}

/* ========================================
   404 Page
   ======================================== */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-code {
  font-size: 8rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .error-code {
    font-size: 12rem;
  }
}

/* ========================================
   Utility Classes
   ======================================== */
.text-primary-custom {
  color: var(--color-primary) !important;
}

.bg-primary-custom {
  background-color: var(--color-primary) !important;
}

.visually-hidden-focusable:not(:focus):not(:focus-within) {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  .navbar,
  .skip-link,
  .btn {
    display: none !important;
  }
  
  .hero,
  .page-header {
    background: none !important;
    color: #000 !important;
    padding: 1rem 0 !important;
  }
  
  body {
    font-size: 12pt;
    color: #000;
  }
}