/* Clean Corporate CSS - Tailwind Complementary Styles */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Corporate Color Palette */
  --color-primary: #2D3748;
  --color-secondary: #4A5568;
  --color-background: #FFFFFF;
  --color-footer: #1A202C;
  --color-button: #2D3748;
  --color-section-white: #FFFFFF;
  --color-section-light: #F7FAFC;
  --color-section-subtle: #EDF2F7;
  
  /* Neutral Palette */
  --color-gray-50: #F7FAFC;
  --color-gray-100: #EDF2F7;
  --color-gray-200: #E2E8F0;
  --color-gray-300: #CBD5E0;
  --color-gray-400: #A0AEC0;
  --color-gray-500: #718096;
  --color-gray-600: #4A5568;
  --color-gray-700: #2D3748;
  --color-gray-800: #1A202C;
  --color-gray-900: #171923;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Monaco', monospace;
  
  /* Font Sizes - Clean Corporate Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  
  /* Spacing - Professional Grid */
  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Border Radius */
  --radius-none: 0;
  --radius-sm: 0.125rem;
  --radius-base: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  
  /* Shadows - Subtle Corporate */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* ===== GLOBAL STYLES ===== */
html {
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-gray-700);
  background-color: var(--color-background);
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-primary);
  margin: 0 0 var(--space-4) 0;
}

h1 {
  font-size: var(--text-4xl);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-5);
}

h3 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
}

h4 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

h5 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

h6 {
  font-size: var(--text-base);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--color-gray-600);
}

p {
  margin: 0 0 var(--space-4) 0;
  line-height: 1.7;
  color: var(--color-gray-600);
}

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

a:hover {
  color: var(--color-secondary);
  text-decoration: underline;
}

a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-base);
}

/* ===== LAYOUT COMPONENTS ===== */
.section {
  padding: var(--space-16) 0;
  width: 100%;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  width: 100%;
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  width: 100%;
}

/* ===== HEADER STYLES ===== */
.site-header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-gray-200);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
}

.logo {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.logo:hover {
  color: var(--color-secondary);
  text-decoration: none;
}

/* ===== NAVIGATION ===== */
.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-8);
}

.nav-link {
  font-weight: 500;
  color: var(--color-gray-600);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-base);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary);
  background-color: var(--color-gray-50);
  text-decoration: none;
}

.nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-gray-100);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-base);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  min-height: 44px; /* Accessibility touch target */
}

.btn:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(45, 55, 72, 0.1);
}

.btn-primary {
  background-color: var(--color-button);
  color: white;
  border-color: var(--color-button);
}

.btn-primary:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-gray-300);
}

.btn-secondary:hover {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-400);
  color: var(--color-secondary);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: white;
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-gray-600);
}

.btn-ghost:hover {
  background-color: var(--color-gray-50);
  color: var(--color-primary);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  min-height: 36px;
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  min-height: 52px;
}

/* ===== CARDS ===== */
.card {
  background-color: var(--color-section-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-gray-300);
  transform: translateY(-2px);
}

.card-header {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-gray-100);
}

.card-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

.card-body {
  color: var(--color-gray-600);
}

.card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-100);
}

.card-simple {
  background-color: var(--color-section-white);
  padding: var(--space-5);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-base);
  transition: border-color var(--transition-fast);
}

.card-simple:hover {
  border-color: var(--color-gray-200);
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-gray-700);
  background-color: var(--color-section-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-base);
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 55, 72, 0.1);
}

.form-input::placeholder {
  color: var(--color-gray-400);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236B7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right var(--space-3) center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: var(--space-10);
}

.form-checkbox,
.form-radio {
  width: 1rem;
  height: 1rem;
  color: var(--color-primary);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-base);
  cursor: pointer;
}

.form-checkbox:focus,
.form-radio:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.form-error {
  font-size: var(--text-sm);
  color: #DC2626;
  margin-top: var(--space-1);
}

/* ===== TABLES ===== */
.table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--color-section-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table th {
  background-color: var(--color-gray-50);
  color: var(--color-gray-700);
  font-weight: 600;
  text-align: left;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-gray-200);
}

.table td {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-gray-100);
  color: var(--color-gray-600);
}

.table tbody tr:hover {
  background-color: var(--color-gray-50);
}

/* ===== GRID SYSTEMS ===== */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 768px) {
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
}

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

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-gray-600 { color: var(--color-gray-600); }
.text-gray-500 { color: var(--color-gray-500); }
.text-white { color: white; }

.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-light { background-color: var(--color-section-light); }
.bg-subtle { background-color: var(--color-section-subtle); }

.mt-0 { margin-top: var(--space-0); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.mx-auto { margin-left: auto; margin-right: auto; }

.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }

.w-full { width: 100%; }
.h-full { height: 100%; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ===== FOOTER ===== */
.site-footer {
  background-color: var(--color-footer);
  color: var(--color-gray-300);
  padding: var(--space-12) 0 var(--space-8) 0;
}

.footer-content {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.footer-section h4 {
  color: white;
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.footer-section p,
.footer-section a {
  color: var(--color-gray-400);
  line-height: 1.6;
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-700);
  text-align: center;
  color: var(--color-gray-500);
  font-size: var(--text-sm);
}

/* ===== INTERACTIVE STATES ===== */
.interactive:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.interactive:active {
  transform: translateY(0);
}

/* ===== LOADING STATES ===== */
.loading {
  opacity: 0.7;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--color-gray-300);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .section {
    padding: var(--space-12) 0;
  }
  
  h1 {
    font-size: var(--text-3xl);
  }
  
  h2 {
    font-size: var(--text-2xl);
  }
  
  .nav-menu {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-3);
  }
  
  .section {
    padding: var(--space-8) 0;
  }
  
  .card {
    padding: var(--space-4);
  }
}

/* ===== ACCESSIBILITY ===== */
@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;
  }
}

/* Focus visible for keyboard navigation */
.btn:focus-visible,
.form-input:focus-visible,
.nav-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ===== PRINT STYLES ===== */
@media print {
  .site-header,
  .site-footer,
  .btn,
  .nav-menu {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
    color: black;
    background: white;
  }
  
  .section {
    padding: 0;
  }
  
  h1, h2, h3 {
    page-break-after: avoid;
  }
  
  .card {
    border: 1px solid #ccc;
    box-shadow: none;
    margin-bottom: 1rem;
  }
}

/* ===== DARK MODE SUPPORT (Optional) ===== */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #1A202C;
    --color-gray-700: #E2E8F0;
    --color-gray-600: #CBD5E0;
  }
  
  body {
    background-color: var(--color-background);
    color: var(--color-gray-700);
  }
  
  .card {
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-700);
  }
  
  .form-input {
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-700);
    color: var(--color-gray-700);
  }
}

/* ===== TAILWIND OVERRIDES ===== */
/* Override container max-width for full-width sections */
.container,
.container-wide {
  max-width: none !important;
  width: 100% !important;
}

/* Ensure proper spacing and typography in Tailwind context */
.prose {
  line-height: 1.7;
}

.prose h1,
.prose h2,
.prose h3,
.prose h4 {
  color: var(--color-primary);
  font-weight: 600;
}

.prose a {
  color: var(--color-primary);
}

/* ===== CUSTOM COMPONENTS ===== */
.hero-section {
  background: linear-gradient(135deg, var(--color-section-white) 0%, var(--color-section-light) 100%);
  padding: var(--space-24) 0;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
  margin: var(--space-16) 0;
}

.feature-item {
  text-align: center;
  padding: var(--space-6);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  background-color: var(--color-gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  color: var(--color-primary);
}

.stats-section {
  background-color: var(--color-section-subtle);
  padding: var(--space-16) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
  text-align: center;
}

.stat-item {
  padding: var(--space-4);
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-primary);
  display: block;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--space-2);
}

/* ===== ALERTS & NOTIFICATIONS ===== */
.alert {
  padding: var(--space-4);
  border-radius: var(--radius-base);
  border: 1px solid;
  margin-bottom: var(--space-4);
}

.alert-success {
  background-color: #F0FDF4;
  border-color: #BBF7D0;
  color: #166534;
}

.alert-error {
  background-color: #FEF2F2;
  border-color: #FECACA;
  color: #991B1B;
}

.alert-warning {
  background-color: #FFFBEB;
  border-color: #FED7AA;
  color: #92400E;
}

.alert-info {
  background-color: #EFF6FF;
  border-color: #BFDBFE;
  color: #1E40AF;
}

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-base);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-primary {
  background-color: var(--color-gray-100);
  color: var(--color-primary);
}

.badge-success {
  background-color: #DCFCE7;
  color: #166534;
}

.badge-error {
  background-color: #FEE2E2;
  color: #991B1B;
}

.badge-warning {
  background-color: #FEF3C7;
  color: #92400E;
}

/* ===== DIVIDERS ===== */
.divider {
  border: none;
  height: 1px;
  background-color: var(--color-gray-200);
  margin: var(--space-8) 0;
}

.divider-vertical {
  width: 1px;
  height: auto;
  background-color: var(--color-gray-200);
  margin: 0 var(--space-4);
  align-self: stretch;
}

/* ===== FINAL POLISH ===== */
img {
  max-width: 100%;
  height: auto;
}

blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-section-light);
  border-left: 4px solid var(--color-primary);
  font-style: italic;
  color: var(--color-gray-600);
}

code {
  background-color: var(--color-section-light);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-base);
  font-family: var(--font-mono);
  font-size: 0.875em;
  color: var(--color-primary);
}

pre {
  background-color: var(--color-gray-900);
  color: var(--color-gray-200);
  padding: var(--space-4);
  border-radius: var(--radius-base);
  overflow-x: auto;
  margin: var(--space-4) 0;
}

pre code {
  background-color: transparent;
  color: inherit;
  padding: 0;
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

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