/* ============================================
   Windows By Chad, L.L.C. - Main Stylesheet
   Modern, Responsive, Accessible CSS
   ============================================ */

/* ============================================
   CSS CUSTOM PROPERTIES (VARIABLES)
   ============================================ */
:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-secondary: #1e293b;
  --color-secondary-light: #334155;
  --color-accent: #0ea5e9;
  --color-accent-light: #38bdf8;
  --color-background: #ffffff;
  --color-background-alt: #f8fafc;
  --color-background-dark: #f1f5f9;
  --color-text: #334155;
  --color-text-light: #64748b;
  --color-text-dark: #1e293b;
  --color-heading: #0f172a;
  --color-success: #22c55e;
  --color-success-dark: #16a34a;
  --color-error: #ef4444;
  --color-error-dark: #dc2626;
  --color-warning: #f59e0b;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;

  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 0.875rem;
  --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;
  --line-height: 1.6;
  --line-height-tight: 1.25;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --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;

  --max-width: 1200px;
  --header-height: 80px;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-tooltip: 600;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

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

ul,
ol {
  list-style: none;
}

/* ============================================
   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-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  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);
}

.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-center { text-align: center; }
.text-muted { color: var(--color-text-light); }

/* ============================================
   LAYOUT
   ============================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

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

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

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

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

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--color-text-light);
}

.section-cta {
  text-align: center;
  margin-top: var(--spacing-2xl);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  height: var(--header-height);
  background-color: var(--color-background);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

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

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.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-heading);
}

.logo:hover {
  color: var(--color-primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: 1.25rem;
}

.nav {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: none;
  align-items: center;
  gap: var(--spacing-xl);
}

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

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

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

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

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--color-heading);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.hamburger.active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.hamburger.active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-background);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  z-index: var(--z-fixed);
}

.nav-menu.active {
  transform: translateX(0);
}

.nav-menu .nav-link {
  font-size: var(--font-size-xl);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 50%, var(--color-primary-dark) 100%);
  color: var(--color-background);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-title {
  font-size: var(--font-size-4xl);
  color: var(--color-background);
  margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--spacing-xl);
}

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

/* Page Hero */
.page-hero {
  padding-top: calc(var(--header-height) + var(--spacing-3xl));
  padding-bottom: var(--spacing-2xl);
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-background);
  text-align: center;
}

.page-title {
  font-size: var(--font-size-4xl);
  color: var(--color-background);
  margin-bottom: var(--spacing-sm);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: 0;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  text-align: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 2px solid transparent;
}

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

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

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

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

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.service-card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.service-image {
  height: 200px;
  overflow: hidden;
}

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

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

.service-content {
  padding: var(--spacing-lg);
}

.service-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.service-description {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* Service Detail */
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.service-detail-grid.reverse {
  direction: rtl;
}

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

.service-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.service-detail-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

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

.service-detail-content h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.service-benefits {
  list-style: none;
  padding: 0;
}

.service-benefits li {
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  color: var(--color-text);
}

.service-benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: var(--font-weight-bold);
}

/* ============================================
   WHY CHOOSE US
   ============================================ */
.why-choose-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.why-choose-card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.why-choose-card:hover {
  box-shadow: var(--shadow-md);
}

.why-choose-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.why-choose-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.why-choose-description {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* ============================================
   PROCESS TIMELINE
   ============================================ */
.process-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  max-width: 800px;
  margin: 0 auto;
}

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

.process-number {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-background);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

.process-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

.process-description {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  text-align: center;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.cta-content .section-title {
  margin-bottom: var(--spacing-md);
}

.cta-content .section-subtitle {
  margin-bottom: var(--spacing-xl);
}

/* ============================================
   CONTACT FORM
   ============================================ */
.contact-form-wrapper {
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--color-background-alt);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
}

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

.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-dark);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

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

.required {
  color: var(--color-error);
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.form-checkbox {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

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

.btn-submit {
  width: 100%;
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
}

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

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

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

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-text strong {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-heading);
}

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

.map-container {
  margin-top: var(--spacing-xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.contact-form-section p {
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-light);
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

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

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

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

.about-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

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

.about-content p {
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

/* Values */
.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.value-card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.value-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

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

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

/* Commitment */
.commitment-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.commitment-card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
}

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

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

/* ============================================
   BUSINESS MODEL PAGE
   ============================================ */
.business-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

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

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

.business-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.business-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

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

.business-content.centered {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
}

.business-list {
  list-style: disc;
  padding-left: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.business-list li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.audience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.audience-item {
  background-color: var(--color-background-alt);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
}

.audience-item h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

.audience-item p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

.data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.data-item {
  background-color: var(--color-background);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.data-item h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

.data-item p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* ============================================
   POLICY PAGES
   ============================================ */
.policy-article {
  max-width: 800px;
  margin: 0 auto;
}

.policy-article h2 {
  font-size: var(--font-size-2xl);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.policy-article h2:first-child {
  margin-top: 0;
}

.policy-article h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.policy-article p,
.policy-article ul,
.policy-article ol {
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.policy-article ul,
.policy-article ol {
  padding-left: var(--spacing-xl);
}

.policy-article ul {
  list-style: disc;
}

.policy-article ol {
  list-style: decimal;
}

.policy-article li {
  margin-bottom: var(--spacing-sm);
}

.policy-article address {
  background-color: var(--color-background-alt);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  font-style: normal;
}

.policy-article address p {
  margin-bottom: var(--spacing-xs);
}

.cookie-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-lg);
  background-color: var(--color-background);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

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

.cookie-table th {
  background-color: var(--color-background-alt);
  font-weight: var(--font-weight-semibold);
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background-color: var(--color-secondary);
  color: var(--color-background);
  padding-top: var(--spacing-3xl);
}

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

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

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

.footer-logo:hover {
  color: var(--color-accent-light);
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-md);
  margin-bottom: 0;
}

.footer-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-lg);
  color: var(--color-background);
}

.footer-address {
  font-style: normal;
}

.footer-address p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
}

.footer-address a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-address a:hover {
  color: var(--color-background);
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-background);
}

.footer-disclaimer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-disclaimer p {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  margin-bottom: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
}

.copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  margin-bottom: 0;
  text-align: center;
}

/* ============================================
   COOKIE CONSENT BANNER
   ============================================ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-modal);
  background-color: var(--color-background);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
  padding: var(--spacing-lg);
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

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

.cookie-content {
  max-width: var(--max-width);
  margin: 0 auto;
}

.cookie-text h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

.cookie-text p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.btn-cookie {
  flex: 1;
  min-width: 140px;
}

/* Cookie Modal */
.cookie-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  z-index: var(--z-modal);
  width: calc(100% - var(--spacing-xl));
  max-width: 600px;
  max-height: calc(100vh - var(--spacing-xl));
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  overflow: hidden;
}

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

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

.cookie-modal-header h3 {
  margin-bottom: 0;
}

.cookie-modal-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-light);
  font-size: 1.5rem;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.cookie-modal-close:hover {
  background-color: var(--color-background-alt);
  color: var(--color-text);
}

.cookie-modal-body {
  padding: var(--spacing-lg);
  max-height: 50vh;
  overflow-y: auto;
}

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

.cookie-category:last-child {
  border-bottom: none;
}

.cookie-category-header {
  margin-bottom: var(--spacing-sm);
}

.cookie-category-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.cookie-category-checkbox {
  width: 18px;
  height: 18px;
}

.cookie-category-name {
  font-weight: var(--font-weight-semibold);
}

.cookie-category-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: 0;
}

.cookie-modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */
@media (min-width: 641px) {
  h1 { font-size: var(--font-size-6xl); }
  h2 { font-size: var(--font-size-5xl); }

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

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-choose-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .commitment-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .data-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1025px) {
  .nav-menu {
    position: static;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-xl);
    padding: 0;
    transform: none;
    background: transparent;
    width: auto;
    height: auto;
  }

  .nav-menu .nav-link {
    font-size: 1rem;
  }

  .hamburger {
    display: none;
  }

  .hero-title { font-size: var(--font-size-6xl); }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .why-choose-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

  .about-image img,
  .business-image img {
    height: 400px;
  }

  .service-detail-grid {
    grid-template-columns: 1fr 1fr;
  }

  .service-detail-image img {
    height: 400px;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }

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

  .values-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .commitment-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 70px;
  }

  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
  h3 { font-size: var(--font-size-xl); }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + var(--spacing-2xl));
    padding-bottom: var(--spacing-2xl);
  }

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

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

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

  .section {
    padding: var(--spacing-2xl) 0;
  }

  .page-hero {
    padding-top: calc(var(--header-height) + var(--spacing-2xl));
    padding-bottom: var(--spacing-xl);
  }

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

  .cookie-actions {
    flex-direction: column;
  }

  .btn-cookie {
    width: 100%;
  }
}

@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;
  }
}

@media print {
  .header,
  .footer,
  .cookie-banner,
  .cookie-modal {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  a {
    text-decoration: underline;
  }
}