/* ========================================
   VONAI - Modern Tech Website Styles
   ======================================== */

/* CSS Variables - Light Theme with Blue to Purple CI */
:root {
  --primary: #5b9aff;
  --primary-dark: #4080ff;
  --primary-light: #7cb3ff;
  --secondary: #00d4aa;
  --accent: #9b6dff;
  --dark: #ffffff;
  --dark-lighter: #f8f9fc;
  --dark-card: #ffffff;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-muted: #7a7a9a;
  --border-color: #e2e4eb;
  --gradient-primary: linear-gradient(135deg, #5b9aff 0%, #9b6dff 100%);
  --gradient-secondary: linear-gradient(135deg, #00d4aa 0%, #5b9aff 100%);
  --gradient-dark: linear-gradient(180deg, #ffffff 0%, #f8f9fc 100%);
  --shadow-sm: 0 2px 8px rgba(91, 154, 255, 0.1);
  --shadow-md: 0 4px 20px rgba(91, 154, 255, 0.15);
  --shadow-lg: 0 8px 40px rgba(91, 154, 255, 0.2);
  --shadow-glow: 0 0 40px rgba(91, 154, 255, 0.25);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --transition: all 0.3s ease;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background: var(--dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

img {
  max-width: 100%;
  height: auto;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 60px rgba(0, 102, 255, 0.5);
  color: white;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary-light);
}

.btn-outline {
  background: transparent;
  color: var(--primary-light);
  border: 2px solid var(--primary);
}

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

/* ========================================
   Navigation
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  border-bottom-color: var(--border-color);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switch {
  display: flex;
  background: var(--dark-card);
  border-radius: var(--radius-sm);
  padding: 4px;
  border: 1px solid var(--border-color);
}

.lang-switch button {
  padding: 0.5rem 1rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-weight: 600;
  cursor: pointer;
  border-radius: 6px;
  transition: var(--transition);
}

.lang-switch button.active {
  background: var(--primary);
  color: white;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.mobile-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 8rem 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(91, 154, 255, 0.12) 0%, transparent 50%),
              radial-gradient(circle at 70% 70%, rgba(155, 109, 255, 0.1) 0%, transparent 50%);
  animation: heroGlow 15s ease-in-out infinite;
}

@keyframes heroGlow {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(2%, 2%) rotate(5deg); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(91, 154, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91, 154, 255, 0.08) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(0, 102, 255, 0.1);
  border: 1px solid rgba(0, 102, 255, 0.3);
  border-radius: var(--radius-xl);
  font-size: 0.875rem;
  color: var(--primary-light);
  margin-bottom: 1.5rem;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero h1 span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
}

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

.hero-image::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.hero-card {
  position: absolute;
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  box-shadow: var(--shadow-md);
}

.hero-card-1 {
  top: 10%;
  right: -20px;
  animation: float 6s ease-in-out infinite;
}

.hero-card-2 {
  bottom: 20%;
  left: -30px;
  animation: float 6s ease-in-out infinite 2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

/* ========================================
   Services Section
   ======================================== */
.services {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

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

.service-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(91, 154, 255, 0.15) 0%, rgba(155, 109, 255, 0.15) 100%);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--primary-light);
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  margin: 0;
}

/* ========================================
   Benefits Section
   ======================================== */
.benefits {
  padding: 6rem 0;
  background: var(--dark-lighter);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.benefit-item {
  text-align: center;
  padding: 2rem;
}

.benefit-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: 50%;
  box-shadow: var(--shadow-glow);
}

.benefit-icon svg {
  width: 36px;
  height: 36px;
  stroke: white;
}

.benefit-item h3 {
  margin-bottom: 0.75rem;
}

/* ========================================
   Carousel Section
   ======================================== */
.carousel-section {
  padding: 6rem 0;
  overflow: hidden;
}

.carousel-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.carousel {
  display: flex;
  transition: transform 0.5s ease;
}

.carousel-slide {
  min-width: 100%;
  padding: 0 1rem;
}

.carousel-slide img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
}

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

.carousel-btn svg {
  width: 24px;
  height: 24px;
  stroke: var(--text-primary);
}

.carousel-btn.prev { left: -25px; }
.carousel-btn.next { right: -25px; }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2rem;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-color);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.carousel-dot.active {
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary);
}

/* ========================================
   Video Section
   ======================================== */
.video-section {
  padding: 6rem 0;
  background: var(--dark-lighter);
}

.video-container {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.video-container::before {
  content: '';
  display: block;
  padding-top: 56.25%;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--dark-card);
  cursor: pointer;
}

.video-placeholder svg {
  width: 80px;
  height: 80px;
  stroke: var(--primary-light);
  margin-bottom: 1rem;
}

.video-placeholder span {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  padding: 6rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(91, 154, 255, 0.1) 0%, transparent 70%);
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

/* ========================================
   Contact Section
   ======================================== */
.contact-section {
  padding: 6rem 0;
  background: var(--dark-lighter);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info > p {
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-item svg {
  width: 24px;
  height: 24px;
  stroke: var(--primary-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item strong {
  display: block;
  margin-bottom: 0.25rem;
}

.contact-item span {
  color: var(--text-secondary);
}

.contact-form {
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--dark-lighter);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--primary);
}

.checkbox-group label {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-message {
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid var(--secondary);
  color: var(--secondary);
}

.form-message.error {
  display: block;
  background: rgba(255, 59, 48, 0.1);
  border: 1px solid #ff3b30;
  color: #ff3b30;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--dark-lighter);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
  display: inline-block;
}

.footer-brand p {
  font-size: 0.95rem;
  max-width: 300px;
}

.footer-column h4 {
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

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

.footer-legal {
  display: flex;
  gap: 2rem;
}

.footer-legal a {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* ========================================
   Chatbot Widget
   ======================================== */
.chatbot-widget {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
}

.chatbot-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  transition: var(--transition);
}

.chatbot-toggle:hover {
  transform: scale(1.1);
}

.chatbot-toggle svg {
  width: 28px;
  height: 28px;
  stroke: white;
}

.chatbot-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 380px;
  max-height: 500px;
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 40px rgba(91, 154, 255, 0.2);
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.chatbot-window.open {
  display: flex;
}

.chatbot-header {
  padding: 1rem 1.5rem;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chatbot-header h4 {
  margin: 0;
  font-size: 1rem;
}

.chatbot-close {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 5px;
}

.chatbot-messages {
  flex: 1;
  padding: 1rem;
  overflow-y: auto;
  min-height: 300px;
}

.chat-message {
  margin-bottom: 1rem;
  display: flex;
}

.chat-message.bot {
  justify-content: flex-start;
}

.chat-message.user {
  justify-content: flex-end;
}

.chat-bubble {
  max-width: 80%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.chat-message.bot .chat-bubble {
  background: var(--dark-lighter);
  border: 1px solid var(--border-color);
}

.chat-message.user .chat-bubble {
  background: var(--primary);
  color: white;
}

.chatbot-input {
  display: flex;
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  gap: 0.5rem;
}

.chatbot-input input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: var(--dark-lighter);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.chatbot-input input:focus {
  outline: none;
  border-color: var(--primary);
}

.chatbot-input button {
  padding: 0.75rem 1rem;
  background: var(--primary);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  cursor: pointer;
  transition: var(--transition);
}

.chatbot-input button:hover {
  background: var(--primary-dark);
}

/* ========================================
   Cookie Banner
   ======================================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--dark-card);
  border-top: 1px solid var(--border-color);
  padding: 1.5rem;
  z-index: 10000;
  display: none;
  box-shadow: 0 -4px 20px rgba(91, 154, 255, 0.1);
}

.cookie-banner.show {
  display: block;
}

.cookie-content {
  max-width: 1280px;
  margin: 0 auto;
}

.cookie-content h4 {
  margin-bottom: 0.5rem;
}

.cookie-content > p {
  margin-bottom: 1rem;
}

.cookie-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.cookie-option {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.cookie-option input {
  margin-top: 4px;
  accent-color: var(--primary);
}

.cookie-option label {
  flex: 1;
}

.cookie-option label strong {
  display: block;
  margin-bottom: 0.25rem;
}

.cookie-option label span {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.cookie-buttons .btn {
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
}

/* ========================================
   Legal Pages
   ======================================== */
.legal-page {
  padding: 8rem 0 4rem;
  min-height: 100vh;
}

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

.legal-content h1 {
  margin-bottom: 2rem;
}

.legal-content h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.legal-content h3 {
  font-size: 1.25rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.legal-content p,
.legal-content li {
  color: var(--text-secondary);
}

.legal-content ul,
.legal-content ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
}

.legal-content a {
  color: var(--primary-light);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--dark-card);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
  }

  .nav-links.open {
    display: flex;
  }

  .mobile-toggle {
    display: flex;
  }

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

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

  .footer-brand p {
    max-width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .chatbot-window {
    width: calc(100vw - 2rem);
    right: -1rem;
  }

  .carousel-btn {
    display: none;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

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

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

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

/* ========================================
   Accessibility
   ======================================== */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: 8px 16px;
  z-index: 10001;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
}

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border-color: #333;
    --text-secondary: #333;
  }
}

/* Print styles */
@media print {
  .navbar,
  .chatbot-widget,
  .cookie-banner,
  .hero-bg {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  a {
    color: black;
    text-decoration: underline;
  }
}