/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ff7c4d;
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-brand a:hover {
    color: #e55a2b;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #ff7c4d;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ff7c4d;
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #333;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: #333;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: #666;
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, #ff7c4d 0%, #e55a2b 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-hero p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Main Content */
.main-content {
    margin-top: 80px;
}

.content-section {
    padding: 80px 0;
}

.content-section:nth-child(even) {
    background: #f8f9fa;
}

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

.section-content.reverse {
    direction: rtl;
}

.section-content.reverse > * {
    direction: ltr;
}

.section-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.section-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #666;
    line-height: 1.8;
}

.section-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: #ff7c4d;
    color: white;
}

.btn-primary:hover {
    background: #e55a2b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 124, 77, 0.3);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-outline {
    background: transparent;
    color: #ff7c4d;
    border: 2px solid #ff7c4d;
}

.btn-outline:hover {
    background: #ff7c4d;
    color: white;
}

/* Grid Layouts */
.advantages-grid,
.principles-grid,
.standards-grid,
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.advantage-card,
.principle-card,
.standard-card,
.tech-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.advantage-card:hover,
.principle-card:hover,
.standard-card:hover,
.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.advantage-icon,
.principle-card img {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
}

.advantage-card h3,
.principle-card h3,
.standard-card h3,
.tech-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.advantage-card p,
.principle-card p,
.standard-card p,
.tech-card p {
    color: #666;
    margin-bottom: 1rem;
}

.advantage-card ul,
.principle-card ul,
.standard-card ul {
    text-align: left;
    color: #666;
}

.advantage-card li,
.principle-card li,
.standard-card li {
    margin-bottom: 0.5rem;
}

/* Comparison Section */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.comparison-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.comparison-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 5px;
    margin-bottom: 1.5rem;
}

.comparison-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #ff7c4d;
}

.comparison-item p {
    color: #666;
    margin-bottom: 1.5rem;
}

.comparison-item ul {
    color: #666;
}

.comparison-item li {
    margin-bottom: 0.5rem;
}

/* Buildings Grid */
.buildings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.building-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.building-card:hover {
    transform: translateY(-3px);
}

.building-card h3 {
    color: #ff7c4d;
    margin-bottom: 0.5rem;
}

.building-card p {
    color: #666;
    font-size: 0.9rem;
}

/* Timeline */
.timeline {
    position: relative;
    margin-top: 3rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #ff7c4d;
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-year {
    background: #ff7c4d;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1.1rem;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    width: 45%;
    margin-top: 2rem;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: 55%;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 55%;
}

.timeline-content h3 {
    color: #ff7c4d;
    margin-bottom: 1rem;
}

.timeline-content p {
    color: #666;
}

/* Process Timeline */
.process-timeline {
    margin-top: 3rem;
}

.process-step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 3rem;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.step-number {
    background: #ff7c4d;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    margin-right: 2rem;
    flex-shrink: 0;
}

.step-content h3 {
    color: #333;
    margin-bottom: 1rem;
}

.step-content p {
    color: #666;
    margin-bottom: 1rem;
}

.step-content ul {
    color: #666;
}

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

/* Building Types */
.types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.type-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.type-card:hover {
    transform: translateY(-5px);
}

.type-card h3 {
    color: #ff7c4d;
    margin-bottom: 1rem;
}

.type-card p {
    color: #666;
    margin-bottom: 1.5rem;
}

.type-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.type-features span {
    background: #f8f9fa;
    color: #666;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.9rem;
}

/* Period Sections */
.period-section {
    margin-bottom: 4rem;
}

.period-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.period-content.reverse {
    grid-template-columns: 1fr 2fr;
}

.period-text h3 {
    color: #ff7c4d;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.period-text p {
    color: #666;
    margin-bottom: 1.5rem;
}

.period-text ul {
    color: #666;
}

.period-text li {
    margin-bottom: 0.5rem;
}

.period-image img {
    width: 100%;
    height: auto;
    border-radius: 5px;
}

/* Heritage Grid */
.heritage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.heritage-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.heritage-card:hover {
    transform: translateY(-5px);
}

.heritage-card h3 {
    color: #ff7c4d;
    margin-bottom: 1rem;
}

.heritage-card p {
    color: #666;
}

/* Case Studies */
.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.case-study {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.case-study:hover {
    transform: translateY(-5px);
}

.case-study h3 {
    color: #ff7c4d;
    margin-bottom: 1rem;
}

.case-study p {
    color: #666;
    margin-bottom: 1.5rem;
}

.case-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    color: #ff7c4d;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
}

/* Certifications */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.cert-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.cert-card h3 {
    color: #ff7c4d;
    margin-bottom: 1rem;
}

.cert-card p {
    color: #666;
    margin-bottom: 1.5rem;
}

.cert-levels {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.cert-levels span {
    background: #f8f9fa;
    color: #666;
    padding: 0.5rem;
    border-radius: 5px;
    font-size: 0.9rem;
}

/* Tech Benefits */
.tech-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.tech-benefits span {
    background: #e8f4f8;
    color: #ff7c4d;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Contact Section */
.contact-section {
    background: #f8f9fa;
}

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

.contact-info h2 {
    color: #333;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.contact-item img {
    width: 30px;
    height: 30px;
    margin-right: 1rem;
    margin-top: 0.3rem;
}

.contact-item h3 {
    color: #ff7c4d;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #666;
}

.contact-item a {
    color: #ff7c4d;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

.social-links {
    margin-top: 2rem;
}

.social-links h3 {
    color: #333;
    margin-bottom: 1rem;
}

.social-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.social-icons a {
    color: #ff7c4d;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid #ff7c4d;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background: #ff7c4d;
    color: white;
}

/* Forms */
.contact-form h3 {
    color: #333;
    margin-bottom: 2rem;
}

.consultation-form {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ff7c4d;
    box-shadow: 0 0 0 2px rgba(255, 124, 77, 0.2);
}

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #ff7c4d;
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #ff7c4d;
}

.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 20px;
    text-align: center;
    color: #ccc;
}

/* Cookie Management */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #333;
    color: white;
    padding: 1rem 0;
    z-index: 1000;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

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

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.cookie-content p {
    margin: 0;
    flex: 1;
    margin-right: 2rem;
}

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

.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.cookie-modal.show {
    display: flex;
}

.cookie-modal-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-modal-content h3 {
    color: #333;
    margin-bottom: 1.5rem;
}

.cookie-category {
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px solid #eee;
    border-radius: 5px;
}

.cookie-category label {
    display: flex;
    align-items: center;
    font-weight: 500;
    margin-bottom: 0.5rem;
    cursor: pointer;
}

.cookie-category input[type="checkbox"] {
    margin-right: 0.5rem;
}

.cookie-category p {
    color: #666;
    font-size: 0.9rem;
    margin: 0;
}

.cookie-modal-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Legal Pages */
.legal-page {
    padding: 120px 0 60px;
}

.legal-page h1 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 1rem;
}

.last-updated {
    color: #666;
    font-style: italic;
    margin-bottom: 3rem;
}

.legal-section {
    margin-bottom: 3rem;
}

.legal-section h2 {
    color: #ff7c4d;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.legal-section h3 {
    color: #333;
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    margin-top: 1.5rem;
}

.legal-section p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-section ul {
    color: #666;
    margin-bottom: 1rem;
    padding-left: 2rem;
}

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

.legal-section address {
    font-style: normal;
    color: #666;
    line-height: 1.6;
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 5px;
    border-left: 4px solid #ff7c4d;
}

/* Cookie Table */
.cookie-table {
    margin: 1rem 0;
    border: 1px solid #eee;
    border-radius: 5px;
    overflow: hidden;
}

.cookie-row {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid #eee;
    background: white;
}

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

.cookie-row:nth-child(even) {
    background: #f8f9fa;
}

.cookie-name {
    font-weight: 500;
    color: #333;
}

.cookie-purpose {
    color: #666;
}

.cookie-duration {
    color: #666;
    font-size: 0.9rem;
}

.cookie-settings-btn {
    margin: 2rem 0;
}

/* Thanks Page */
.thanks-page {
    padding: 120px 0 60px;
}

.thanks-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.thanks-icon {
    margin-bottom: 2rem;
}

.thanks-icon img {
    width: 80px;
    height: 80px;
    opacity: 0.8;
}

.thanks-content h1 {
    font-size: 3rem;
    color: #ff7c4d;
    margin-bottom: 1rem;
}

.thanks-message {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
    line-height: 1.6;
}

.thanks-info {
    margin-bottom: 3rem;
}

.thanks-info h2 {
    color: #333;
    margin-bottom: 2rem;
}

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

.step {
    display: flex;
    align-items: flex-start;
    text-align: left;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.step-number {
    background: #ff7c4d;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 1rem;
    flex-shrink: 0;
}

.step-text h3 {
    color: #333;
    margin-bottom: 0.5rem;
}

.step-text p {
    color: #666;
    font-size: 0.9rem;
    margin: 0;
}

.thanks-contact {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 3rem;
}

.thanks-contact h2 {
    color: #333;
    margin-bottom: 1.5rem;
}

.contact-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    text-align: left;
}

.contact-item {
    color: #666;
}

.contact-item strong {
    color: #333;
}

.contact-item a {
    color: #ff7c4d;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

.thanks-actions {
    margin-bottom: 3rem;
}

.thanks-actions .btn {
    margin: 0 0.5rem;
}

.thanks-explore h2 {
    color: #333;
    margin-bottom: 2rem;
}

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

.explore-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease;
    text-align: left;
}

.explore-card:hover {
    transform: translateY(-5px);
}

.explore-card img {
    width: 60px;
    height: 60px;
    margin-bottom: 1rem;
}

.explore-card h3 {
    color: #ff7c4d;
    margin-bottom: 0.5rem;
}

.explore-card p {
    color: #666;
    font-size: 0.9rem;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem 1rem;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        top: 70px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-6px, 7px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .section-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .cookie-content {
        flex-direction: column;
        gap: 1rem;
    }

    .cookie-content p {
        margin-right: 0;
    }

    .cookie-buttons {
        flex-wrap: wrap;
        justify-content: center;
    }

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

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: row;
    }

    .timeline-year {
        left: 30px;
        transform: translateX(-50%);
    }

    .timeline-content {
        width: calc(100% - 80px);
        margin-left: 80px;
        margin-right: 0;
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 80px;
        margin-right: 0;
    }

    .period-content {
        grid-template-columns: 1fr !important;
    }

    .cookie-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .cookie-name {
        font-weight: bold;
    }

    .case-stats {
        justify-content: center;
    }

    .next-steps {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .page-hero h1 {
        font-size: 1.8rem;
    }

    .section-text h2 {
        font-size: 1.8rem;
    }

    .advantages-grid,
    .principles-grid,
    .standards-grid,
    .tech-grid {
        grid-template-columns: 1fr;
    }

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

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .thanks-content h1 {
        font-size: 2rem;
    }

    .explore-links, [class*="-grid"] {
        grid-template-columns: 1fr;
    }
    body {
        word-break: break-word;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

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

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

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

/* Focus Styles */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid #ff7c4d;
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cookie-banner,
    .cookie-modal,
    .nav-toggle {
        display: none;
    }

    .main-content {
        margin-top: 0;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
    }

    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }

    .content-section {
        page-break-inside: avoid;
        margin-bottom: 20pt;
    }
}