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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    line-height: 1.8;
    color: #3a3a3a;
    background-color: #faf9f7;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: #5a6f7a;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #2c3e50;
}

.header {
    background-color: #faf9f7;
    border-bottom: 1px solid #e8e4df;
    padding: 20px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.nav {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2c3e50;
    letter-spacing: 0.5px;
}

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

.nav-links a {
    font-size: 0.95rem;
    color: #5a6f7a;
}

.nav-cta {
    background-color: #5a6f7a;
    color: #fff !important;
    padding: 10px 20px;
    border-radius: 4px;
}

.nav-cta:hover {
    background-color: #4a5d66;
}

.hero {
    padding: 160px 24px 100px;
    text-align: center;
    background: linear-gradient(180deg, #f5f3f0 0%, #faf9f7 100%);
}

.hero-content {
    max-width: 750px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 400;
    color: #2c3e50;
    line-height: 1.4;
    margin-bottom: 28px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: #5a6f7a;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1rem;
    color: #6b7c85;
    margin-bottom: 36px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 1rem;
    font-family: inherit;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #5a6f7a;
    color: #fff;
}

.btn-primary:hover {
    background-color: #4a5d66;
    color: #fff;
}

.btn-large {
    padding: 18px 42px;
    font-size: 1.1rem;
}

.section {
    padding: 80px 0;
}

.section h2 {
    font-size: 1.75rem;
    font-weight: 400;
    color: #2c3e50;
    margin-bottom: 40px;
    text-align: center;
}

.section-about {
    background-color: #fff;
}

.about-content p {
    margin-bottom: 24px;
    text-align: justify;
}

.section-chapters {
    background-color: #f5f3f0;
}

.chapters-list {
    list-style: none;
}

.chapters-list li {
    margin-bottom: 36px;
    padding-left: 24px;
    border-left: 3px solid #5a6f7a;
}

.chapters-list h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
}

.chapters-list p {
    color: #5a6f7a;
}

.section-audience {
    background-color: #fff;
}

.audience-list {
    list-style: none;
    max-width: 700px;
    margin: 0 auto;
}

.audience-list li {
    padding: 16px 0;
    padding-left: 32px;
    position: relative;
    border-bottom: 1px solid #e8e4df;
}

.audience-list li:last-child {
    border-bottom: none;
}

.audience-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: #5a6f7a;
}

.section-reading {
    background-color: #f5f3f0;
}

.reading-ideas {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.reading-idea {
    background-color: #fff;
    padding: 28px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.reading-idea h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 12px;
}

.reading-idea p {
    color: #5a6f7a;
    font-size: 0.95rem;
}

.section-faq {
    background-color: #fff;
}

.faq-list {
    max-width: 750px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid #e8e4df;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 12px;
}

.faq-item p {
    color: #5a6f7a;
}

.section-cta {
    background-color: #5a6f7a;
    text-align: center;
    padding: 80px 24px;
}

.section-cta h2 {
    color: #fff;
    margin-bottom: 20px;
}

.section-cta p {
    color: rgba(255,255,255,0.85);
    margin-bottom: 32px;
    font-size: 1.1rem;
}

.section-cta .btn-primary {
    background-color: #fff;
    color: #5a6f7a;
}

.section-cta .btn-primary:hover {
    background-color: #f5f3f0;
}

.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 48px 0 24px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 32px;
    margin-bottom: 32px;
}

.footer-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.footer-publisher {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: #fff;
}

.footer-contact {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

.footer-copyright {
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #2c3e50;
    color: #fff;
    padding: 16px 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 1000;
}

.cookie-banner.hidden {
    display: none;
}

.cookie-banner p {
    font-size: 0.9rem;
    margin: 0;
}

.cookie-banner a {
    color: rgba(255,255,255,0.8);
    text-decoration: underline;
}

.cookie-banner button {
    background-color: #5a6f7a;
    color: #fff;
    border: none;
    padding: 10px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

.cookie-banner button:hover {
    background-color: #4a5d66;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero {
        padding: 120px 24px 60px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section h2 {
        font-size: 1.5rem;
    }
    
    .reading-ideas {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .cookie-banner {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
}