:root {
    --primary-color: #1a5f7a;
    --secondary-color: #159895;
    --accent-color: #57c5b6;
    --text-dark: #2c3e50;
    --text-light: #ffffff;
    --background-white: #ffffff;
    --background-light: #f8f9fa;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    --gradient-primary: linear-gradient(135deg, #159895 0%, #1a5f7a 100%);
    --gradient-secondary: linear-gradient(135deg, #57c5b6 0%, #159895 100%);
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --transition-standard: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

.main-header {
    background: var(--background-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navigation-primary {
    padding: 16px 0;
}

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

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.brand-logo img {
    border-radius: 50%;
    object-fit: cover;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1.05rem;
    transition: var(--transition-standard);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

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

.mobile-toggle span {
    width: 28px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition-standard);
}

.hero-banner {
    position: relative;
    min-height: 600px;
    background: linear-gradient(135deg, rgba(26,95,122,0.95) 0%, rgba(21,152,149,0.95) 100%), url('images/5.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    text-align: center;
}

.hero-overlay {
    max-width: 900px;
    padding: 40px 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 40px;
    opacity: 0.95;
}

.cta-button-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: var(--background-white);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: var(--transition-standard);
    box-shadow: var(--shadow-md);
}

.cta-button-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.cta-button-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: var(--background-white);
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: var(--transition-standard);
    box-shadow: var(--shadow-md);
}

.cta-button-secondary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.fun-fact-section {
    padding: 80px 0;
    background: var(--gradient-secondary);
}

.fact-card {
    background: var(--background-white);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.fact-icon {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: 24px;
}

.fact-card h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.fact-card p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #555;
}

.document-section {
    padding: 100px 0;
    background: var(--background-light);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.registration-info {
    font-size: 1.05rem;
    color: #777;
}

.document-content {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.doc-chapter {
    background: var(--background-white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.chapter-number {
    position: absolute;
    top: -20px;
    left: 50px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.doc-chapter h3 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.chapter-image {
    width: 100%;
    height: auto;
    border-radius: 16px;
    margin: 24px 0;
    box-shadow: var(--shadow-md);
}

.doc-chapter p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.highlight-box {
    background: var(--background-light);
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid var(--accent-color);
    margin: 24px 0;
}

.highlight-box p {
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
}

.timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 32px 0;
}

.timeline-item {
    background: var(--background-light);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition-standard);
}

.timeline-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.timeline-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 16px;
}

.timeline-item h4 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.timeline-item p {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.feature-list {
    list-style: none;
    text-align: left;
    margin-top: 16px;
}

.feature-list li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    font-size: 1.05rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 700;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.step-card {
    background: var(--background-light);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
}

.step-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--text-light);
    border-radius: 50%;
    line-height: 50px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.step-card h5 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.step-card p {
    font-size: 1.05rem;
    line-height: 1.7;
    margin: 0;
}

.risk-matrix {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 32px 0;
}

.risk-category {
    background: var(--background-light);
    padding: 30px;
    border-radius: 16px;
    border-top: 4px solid var(--accent-color);
}

.risk-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 16px;
}

.risk-category h5 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.risk-category ul {
    list-style: none;
}

.risk-category li {
    padding: 10px 0;
    padding-left: 28px;
    position: relative;
    font-size: 1.05rem;
}

.risk-category li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
}

.thinking-framework {
    display: grid;
    gap: 24px;
    margin: 32px 0;
}

.framework-element {
    background: var(--background-light);
    padding: 30px;
    border-radius: 16px;
    border-left: 4px solid var(--secondary-color);
}

.framework-element h5 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.framework-element i {
    color: var(--secondary-color);
}

.framework-element p {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.7;
}

.mistakes-section {
    padding: 80px 0;
    background: var(--background-white);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 60px;
}

.mistakes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.mistake-card {
    background: var(--background-light);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition-standard);
}

.mistake-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.mistake-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-secondary);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.mistake-card h4 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.mistake-card p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #555;
}

.cta-section {
    padding: 100px 0;
    background: var(--gradient-primary);
    text-align: center;
    color: var(--text-light);
}

.cta-content h2 {
    font-size: 2.8rem;
    margin-bottom: 24px;
}

.cta-description {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.95;
}

.cta-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 600px;
    margin: 0 auto 40px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    justify-content: center;
}

.benefit-item i {
    color: var(--accent-color);
    font-size: 1.5rem;
}

.responsibility-section {
    padding: 80px 0;
    background: var(--background-light);
}

.responsibility-box {
    background: var(--background-white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 2px solid var(--border-color);
}

.responsibility-box i {
    font-size: 4rem;
    color: #e74c3c;
    margin-bottom: 24px;
}

.responsibility-box h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.responsibility-box p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.responsibility-footer {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 2px solid var(--border-color);
    font-weight: 600;
    color: var(--primary-color);
}

.site-footer {
    background: var(--text-dark);
    color: var(--text-light);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.footer-column p {
    font-size: 1.05rem;
    line-height: 1.7;
    opacity: 0.9;
}

.footer-logo {
    margin-top: 20px;
}

.footer-logo img {
    border-radius: 50%;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    opacity: 0.9;
    transition: var(--transition-standard);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-color);
}

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

.footer-contact li {
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    opacity: 0.9;
}

.footer-contact i {
    color: var(--accent-color);
    margin-top: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--background-white);
    box-shadow: 0 -4px 12px rgba(0,0,0,0.15);
    padding: 24px 0;
    z-index: 10000;
    display: none;
}

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

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.cookie-icon {
    font-size: 3rem;
    color: var(--accent-color);
    flex-shrink: 0;
}

.cookie-text {
    flex: 1;
}

.cookie-text h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.cookie-text p {
    font-size: 1.05rem;
    line-height: 1.6;
    color: #555;
    margin-bottom: 8px;
}

.cookie-link {
    color: var(--secondary-color);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.cookie-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-standard);
    font-size: 1.05rem;
}

.cookie-btn.accept-all {
    background: var(--gradient-primary);
    color: var(--text-light);
}

.cookie-btn.accept-all:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cookie-btn.reject {
    background: var(--background-light);
    color: var(--text-dark);
}

.cookie-btn.customize {
    background: var(--background-light);
    color: var(--secondary-color);
}

.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    padding: 20px;
}

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

.cookie-modal-content {
    background: var(--background-white);
    padding: 40px;
    border-radius: 20px;
    max-width: 600px;
    width: 100%;
    box-shadow: var(--shadow-lg);
}

.cookie-modal-content h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.cookie-options {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.cookie-option label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
}

.cookie-option input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
}

.cookie-modal-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--background-white);
        flex-direction: column;
        padding: 40px 20px;
        gap: 20px;
        transition: var(--transition-standard);
        box-shadow: var(--shadow-lg);
    }

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

    .mobile-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

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

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

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

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .doc-chapter {
        padding: 30px 20px;
    }

    .timeline-grid,
    .mistakes-grid,
    .process-steps,
    .risk-matrix {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .responsibility-box {
        padding: 30px 20px;
    }
}