/* ========================================
   Oakwood Systems Group, Inc. - Main Stylesheet
   Modern, Professional, Responsive Design
   ======================================== */

/* CSS Custom Properties (Variables) */
:root {
  --color-primary: #1e3a5f;
  --color-primary-dark: #152a45;
  --color-primary-light: #2d5a8a;
  --color-secondary: #3498db;
  --color-secondary-dark: #2980b9;
  --color-secondary-light: #5dade2;
  --color-accent: #27ae60;
  --color-accent-dark: #1e8449;
  --color-text-primary: #2c3e50;
  --color-text-secondary: #5a6c7d;
  --color-text-light: #8399ad;
  --color-text-inverse: #ffffff;
  --color-background: #ffffff;
  --color-background-alt: #f8fafc;
  --color-background-dark: #ecf0f1;
  --color-border: #dce4ec;
  --color-border-light: #e8eef5;
  --color-success: #27ae60;
  --color-error: #e74c3c;
  --color-warning: #f39c12;
  --color-info: #3498db;
  --color-overlay: rgba(30, 58, 95, 0.85);
  --color-cookie-bg: #1e3a5f;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
  --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.25;
  --line-height-base: 1.5;
  --line-height-relaxed: 1.75;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  --border-radius-sm: 4px;
  --border-radius-base: 6px;
  --border-radius-lg: 8px;
  --border-radius-xl: 12px;
  --border-radius-full: 9999px;
  --container-max-width: 1200px;
  --container-padding: 1.5rem;
  --z-index-dropdown: 1000;
  --z-index-sticky: 1020;
  --z-index-fixed: 1030;
  --z-index-modal-backdrop: 1040;
  --z-index-modal: 1050;
  --z-index-popover: 1060;
  --z-index-tooltip: 1070;
}

/* ========================================
   CSS Reset & Base Styles
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
}

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

a:hover {
  color: var(--color-secondary-dark);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: transparent;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-5xl);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-3xl);
}

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
}

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

.text-xl {
  font-size: var(--font-size-xl);
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--color-text-light);
}

/* ========================================
   Layout & Container
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-md);
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   Accessibility
   ======================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

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

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  z-index: var(--z-index-tooltip);
  border-radius: var(--border-radius-base);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--spacing-md);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  border: 2px solid transparent;
  border-radius: var(--border-radius-base);
  transition: all var(--transition-base);
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.3);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-text-inverse);
  border-color: var(--color-secondary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
}

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

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-outline-light {
  background-color: transparent;
  color: var(--color-text-inverse);
  border-color: var(--color-text-inverse);
}

.btn-outline-light:hover:not(:disabled) {
  background-color: var(--color-text-inverse);
  color: var(--color-primary);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
  border-color: var(--color-accent);
}

.btn-accent:hover:not(:disabled) {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
  border-radius: var(--border-radius-lg);
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-sm);
}

/* ========================================
   Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-index-fixed);
  background-color: var(--color-background);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.logo img {
  height: 40px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-link {
  position: relative;
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-xs) 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-secondary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta {
  margin-left: var(--spacing-md);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  padding: var(--spacing-sm);
  cursor: pointer;
  background: transparent;
  border: none;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
  transition: all var(--transition-base);
}

.hamburger-line:first-child {
  transform: translateY(-6px);
}

.hamburger-line:last-child {
  transform: translateY(6px);
}

.hamburger.active .hamburger-line:first-child {
  transform: rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:last-child {
  transform: rotate(-45deg);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  padding-top: 80px;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  z-index: 0;
}

.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-4zm0-30v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm-30 30v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-full);
  color: var(--color-text-inverse);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-lg);
}

.hero h1 {
  color: var(--color-text-inverse);
  font-size: var(--font-size-6xl);
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.hero-text {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xl);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-inverse);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-sm);
}

/* ========================================
   Services Section
   ======================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.service-card {
  position: relative;
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-primary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-secondary-light), var(--color-secondary));
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-lg);
}

.service-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-text-inverse);
}

.service-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.service-card p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.service-link:hover {
  gap: var(--spacing-sm);
}

/* ========================================
   About Section
   ======================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

.about-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 50%, rgba(30, 58, 95, 0.1) 100%);
}

.about-content h2 {
  margin-bottom: var(--spacing-lg);
}

.about-content p {
  margin-bottom: var(--spacing-lg);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.feature-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background-color: var(--color-accent);
  border-radius: var(--border-radius-full);
}

.feature-icon svg {
  width: 14px;
  height: 14px;
  color: var(--color-text-inverse);
}

/* ========================================
   Contact / Form Section
   ======================================== */
.contact-section {
  background-color: var(--color-background-alt);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

.contact-info h2 {
  margin-bottom: var(--spacing-lg);
}

.contact-info p {
  margin-bottom: var(--spacing-xl);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--color-primary);
  border-radius: var(--border-radius-lg);
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-text-inverse);
}

.contact-text {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

.form-container {
  background: var(--color-background);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
}

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

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

.form-label.required::after {
  content: ' *';
  color: var(--color-error);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-base);
  transition: all var(--transition-fast);
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: var(--color-secondary-light);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

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

.form-select {
  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='%235a6c7d' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  padding-right: calc(var(--spacing-md) * 2 + 12px);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-error {
  display: block;
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: var(--color-error);
}

.form-input.success,
.form-textarea.success,
.form-select.success {
  border-color: var(--color-success);
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.form-check-input {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--color-secondary);
  cursor: pointer;
}

.form-check-label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.4;
}

.form-check-label a {
  color: var(--color-secondary);
  text-decoration: underline;
}

/* Custom Checkbox */
.checkbox-custom {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.checkbox-custom input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.checkbox-custom .checkmark {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-background);
  transition: all var(--transition-fast);
}

.checkbox-custom input:checked ~ .checkmark {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.checkbox-custom .checkmark::after {
  content: '';
  position: absolute;
  display: none;
  left: 7px;
  top: 3px;
  width: 6px;
  height: 12px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-custom input:checked ~ .checkmark::after {
  display: block;
}

.checkbox-custom:hover .checkmark {
  border-color: var(--color-secondary);
}

.checkbox-custom input:focus ~ .checkmark {
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.toggle-switch input {
  position: absolute;
  opacity: 0;
}

.toggle-slider {
  position: relative;
  width: 48px;
  height: 26px;
  background-color: var(--color-border);
  border-radius: var(--border-radius-full);
  transition: all var(--transition-fast);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background-color: var(--color-background);
  border-radius: var(--border-radius-full);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.toggle-switch input:checked + .toggle-slider {
  background-color: var(--color-secondary);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(22px);
}

.toggle-switch input:focus + .toggle-slider {
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
}

.toggle-switch.disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ========================================
   Cookie Consent Banner
   ======================================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-index-modal);
  background-color: var(--color-cookie-bg);
  color: var(--color-text-inverse);
  padding: var(--spacing-lg);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xl);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.cookie-content {
  flex: 1;
}

.cookie-content h3 {
  color: var(--color-text-inverse);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.cookie-content p {
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  font-size: var(--font-size-sm);
}

.cookie-content a {
  color: var(--color-secondary-light);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.cookie-buttons .btn {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
}

/* ========================================
   Modal
   ======================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-index-modal-backdrop);
  background-color: var(--color-overlay);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  z-index: var(--z-index-modal);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  background-color: var(--color-background);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  overflow: hidden;
}

.modal.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
}

.modal-header h2 {
  font-size: var(--font-size-xl);
  margin: 0;
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--border-radius-full);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-background-dark);
  color: var(--color-text-primary);
}

.modal-close svg {
  width: 20px;
  height: 20px;
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  max-height: calc(90vh - 140px);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border-light);
  background-color: var(--color-background-alt);
}

/* Cookie Settings Modal */
.cookie-settings-group {
  margin-bottom: var(--spacing-xl);
}

.cookie-settings-group:last-child {
  margin-bottom: 0;
}

.cookie-settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
}

.cookie-settings-header h4 {
  font-size: var(--font-size-base);
  margin: 0;
}

.cookie-settings-header .toggle-slider {
  width: 40px;
  height: 22px;
}

.cookie-settings-header .toggle-slider::before {
  width: 16px;
  height: 16px;
}

.cookie-settings-header .toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(18px);
}

.cookie-settings-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.cookie-settings-group.disabled .cookie-settings-header h4 {
  color: var(--color-text-light);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  padding-top: var(--spacing-4xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  padding-bottom: var(--spacing-3xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-inverse);
  margin-bottom: var(--spacing-md);
}

.footer-logo img {
  height: 40px;
  width: auto;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-lg);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-full);
  color: var(--color-text-inverse);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-secondary);
  color: var(--color-text-inverse);
  transform: translateY(-2px);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.footer-column h4 {
  color: var(--color-text-inverse);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-lg);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-link {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-text-inverse);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.75);
}

.footer-contact-item svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: var(--spacing-lg) 0;
}

.footer-bottom-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-copyright {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-legal a {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer-legal a:hover {
  color: var(--color-text-inverse);
}

/* ========================================
   Responsive Styles - Tablet (768px - 1199px)
   ======================================== */
@media (max-width: 1199px) {
  :root {
    --container-padding: 1.25rem;
  }

  .hero h1 {
    font-size: var(--font-size-5xl);
  }

  .hero-stats {
    gap: var(--spacing-xl);
  }

  .about-grid,
  .contact-grid {
    gap: var(--spacing-2xl);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }
}

@media (max-width: 991px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    background-color: var(--color-background);
    padding: var(--spacing-4xl) var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
    overflow-y: auto;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-link {
    font-size: var(--font-size-lg);
    padding: var(--spacing-md) 0;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: var(--spacing-lg);
    width: 100%;
  }

  .nav-cta .btn {
    width: 100%;
  }

  .hamburger {
    display: flex;
    z-index: var(--z-index-fixed);
  }

  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: calc(var(--z-index-fixed) - 1);
  }

  .nav-overlay.active {
    opacity: 1;
    visibility: visible;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .about-image {
    order: -1;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
}

/* ========================================
   Responsive Styles - Mobile (<768px)
   ======================================== */
@media (max-width: 767px) {
  :root {
    --container-padding: 1rem;
    --font-size-5xl: 2.25rem;
    --font-size-4xl: 1.875rem;
    --font-size-3xl: 1.5rem;
    --font-size-2xl: 1.25rem;
  }

  .about-hero h1 {
    font-size: var(--font-size-3xl);
  }
  
  .about-hero p {
    font-size: var(--font-size-base);
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-content h2 {
    font-size: var(--font-size-2xl);
  }
  
  .cta-content p {
    font-size: var(--font-size-base);
  }

  .section {
    padding: var(--spacing-3xl) 0;
  }

  .hero {
    min-height: auto;
    padding: var(--spacing-4xl) 0 var(--spacing-3xl);
  }

  .hero h1 {
    font-size: var(--font-size-4xl);
  }

  .hero-text {
    font-size: var(--font-size-base);
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: flex-start;
  }

  .stat-item {
    text-align: left;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .cookie-banner-container {
    flex-direction: column;
    text-align: center;
  }

  .cookie-buttons {
    width: 100%;
    justify-content: center;
  }

  .modal {
    width: 95%;
    max-height: 85vh;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding: var(--spacing-md);
  }

  .modal-footer {
    flex-direction: column;
  }

  .modal-footer .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ========================================
   Utility Classes
   ======================================== */
.hidden {
  display: none !important;
}

.visually-hidden {
  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;
}

.mt-0 { margin-top: 0 !important; }
.mt-sm { margin-top: var(--spacing-sm) !important; }
.mt-md { margin-top: var(--spacing-md) !important; }
.mt-lg { margin-top: var(--spacing-lg) !important; }
.mt-xl { margin-top: var(--spacing-xl) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-sm { margin-bottom: var(--spacing-sm) !important; }
.mb-md { margin-bottom: var(--spacing-md) !important; }
.mb-lg { margin-bottom: var(--spacing-lg) !important; }
.mb-xl { margin-bottom: var(--spacing-xl) !important; }

.pt-0 { padding-top: 0 !important; }
.pb-0 { padding-bottom: 0 !important; }

.hero.hero-page {
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-page h1 {
  font-size: var(--font-size-4xl);
}

.hero-page p {
  font-size: var(--font-size-xl);
  opacity: 0.9;
}

.content-block {
  max-width: 800px;
  margin: 0 auto;
}

.content-block h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary);
}

.content-block h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.content-block p {
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

.content-block a {
  color: var(--color-secondary);
  text-decoration: underline;
}

.content-block a:hover {
  color: var(--color-secondary-dark);
}

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

.service-list {
  list-style: disc;
  margin-left: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

.service-list li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.revenue-grid,
.data-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-xl) 0;
}

.revenue-item,
.data-item {
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
}

.revenue-item:hover,
.data-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.revenue-item h3,
.data-item h3 {
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-secondary);
}

.revenue-item p,
.data-item p {
  font-size: var(--font-size-sm);
  margin-bottom: 0;
}

.section-alt .revenue-item,
.section-alt .data-item {
  background: var(--color-background);
}

@media (max-width: 767px) {
  .hero.hero-page {
    min-height: 40vh;
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
  }

  .hero-page h1 {
    font-size: var(--font-size-3xl);
  }

  .hero-page p {
    font-size: var(--font-size-base);
  }

  .revenue-grid,
  .data-grid {
    grid-template-columns: 1fr;
  }
}

@media print {
  .hero-page {
    min-height: auto;
    padding: 2rem 0;
  }

  .revenue-item,
  .data-item {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.animate-fade-in {
  animation: fadeIn var(--transition-slow) ease forwards;
}

.animate-fade-in-up {
  animation: fadeInUp var(--transition-slow) ease forwards;
}

.animate-slide-in-right {
  animation: slideInRight var(--transition-slow) ease forwards;
}

/* Staggered animations */
.animate-stagger > * {
  opacity: 0;
  animation: fadeInUp var(--transition-slow) ease forwards;
}

.animate-stagger > *:nth-child(1) { animation-delay: 0.1s; }
.animate-stagger > *:nth-child(2) { animation-delay: 0.2s; }
.animate-stagger > *:nth-child(3) { animation-delay: 0.3s; }
.animate-stagger > *:nth-child(4) { animation-delay: 0.4s; }
.animate-stagger > *:nth-child(5) { animation-delay: 0.5s; }
.animate-stagger > *:nth-child(6) { animation-delay: 0.6s; }

/* ========================================
   About Page Styles
   ======================================== */
.about-hero {
    min-height: 60vh;
}

.about-hero h1 {
    font-size: var(--font-size-5xl);
}

.about-hero p {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
}

.company-overview {
    background-color: var(--color-background);
}

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

.about-grid.reverse {
    direction: rtl;
}

.about-grid.reverse > * {
    direction: ltr;
}

.mission-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-lg) 0 0;
}

.mission-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.mission-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: var(--color-accent);
    border-radius: var(--border-radius-full);
    margin-top: 2px;
}

.mission-icon svg {
    width: 14px;
    height: 14px;
    color: var(--color-text-inverse);
}

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

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.value-card {
    background: var(--color-background);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.value-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.value-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-text-inverse);
}

.value-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.value-card p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

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

.features-list {
    margin-top: var(--spacing-xl);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.feature-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: var(--color-primary);
    border-radius: var(--border-radius-lg);
}

.feature-icon svg {
    width: 22px;
    height: 22px;
    color: var(--color-text-inverse);
}

.feature-text h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.feature-text p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.services-overview {
    background-color: var(--color-background);
}

.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    text-align: center;
}

.cta-content h2 {
    color: var(--color-text-inverse);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 991px) {
  .about-grid.reverse {
    direction: ltr;
  }
  .values-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  *, *::before, *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }

  a, a:visited {
    text-decoration: underline;
  }

  a[href]::after {
    content: " (" attr(href) ")";
  }

  img {
    page-break-inside: avoid;
  }

  p, h2, h3 {
    orphans: 3;
    widows: 3;
  }

  h2, h3 {
    page-break-after: avoid;
  }

  .header, .cookie-banner, .modal, .modal-backdrop {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 2rem 0;
  }
}

/* ========================================
   High Contrast Mode Support
   ======================================== */
@media (prefers-contrast: high) {
  :root {
    --color-primary: #0a1f38;
    --color-secondary: #0066cc;
    --color-border: #333333;
  }

  .btn {
    border-width: 3px;
  }

  .form-input,
  .form-textarea,
  .form-select {
    border-width: 3px;
  }
}

/* ========================================
   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;
  }
}

/* ========================================
   Dark Mode Support (Optional)
   ======================================== */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #0f172a;
    --color-background-alt: #1e293b;
    --color-background-dark: #334155;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #94a3b8;
    --color-text-light: #64748b;
    --color-border: #334155;
    --color-border-light: #475569;
  }

  .header {
    background-color: var(--color-background);
  }

  .service-card {
    background-color: var(--color-background-alt);
    border-color: var(--color-border);
  }

  .form-container {
    background-color: var(--color-background-alt);
  }

  .form-input,
  .form-textarea,
  .form-select {
    background-color: var(--color-background-alt);
    border-color: var(--color-border);
  }

  .modal {
    background-color: var(--color-background);
  }

  .modal-footer {
    background-color: var(--color-background-alt);
  }
}

/* ========================================
   Services Page Styles
   ======================================== */
.hero-services {
  min-height: 50vh;
  padding-top: 120px;
}

.hero-services h1 {
  margin-bottom: var(--spacing-lg);
}

.services-intro {
  background-color: var(--color-background-alt);
}

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

.service-card {
  display: flex;
  flex-direction: column;
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-image {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-image img {
  transform: scale(1.05);
}

.service-content {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.service-content h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.service-content p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  flex: 1;
}

.service-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-lg) 0;
}

.service-features li {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 8px;
  height: 8px;
  background-color: var(--color-secondary);
  border-radius: var(--border-radius-full);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.service-link:hover {
  gap: var(--spacing-sm);
  color: var(--color-secondary-dark);
}

.service-link::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.service-link:hover::after {
  transform: translateX(4px);
}

/* Case Studies Section */
.case-studies {
  background-color: var(--color-background-alt);
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.case-study-card {
  background: var(--color-background);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.case-study-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.case-study-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: linear-gradient(135deg, var(--color-secondary-light), var(--color-secondary));
  color: var(--color-text-inverse);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--border-radius-full);
  margin-bottom: var(--spacing-md);
}

.case-study-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.case-study-card p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-lg);
}

.case-study-results {
  display: flex;
  gap: var(--spacing-xl);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
}

.result-item {
  text-align: center;
}

.result-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.result-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  text-align: center;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  color: var(--color-text-inverse);
  margin-bottom: var(--spacing-md);
}

.cta-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xl);
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Services Page Responsive */
@media (max-width: 767px) {
  .hero-services {
    min-height: auto;
    padding-top: 100px;
    padding-bottom: var(--spacing-2xl);
  }

  .service-image {
    height: 160px;
  }

  .case-study-results {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .result-item {
    text-align: left;
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
  }

  .result-number {
    font-size: var(--font-size-xl);
  }

  .cta-buttons {
    flex-direction: column;
  }

  .cta-buttons .btn {
    width: 100%;
  }
}