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

:root {
    --purple: #6B4C9A;
    --purple-dark: #5A3D85;
    --purple-light: #8B6BB9;
    --yellow: #F5C842;
    --yellow-dark: #E5B832;
    --white: #FFFFFF;
    --gray-light: #F5F5F5;
    --gray: #666666;
    --gray-dark: #333333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--gray-dark);
}

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

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--yellow);
    color: var(--gray-dark);
}

.btn-primary:hover {
    background: var(--yellow-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--white);
    color: var(--purple);
}

.btn-secondary:hover {
    background: var(--gray-light);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.1rem;
}

.navbar {
    background: var(--white);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--purple);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: var(--gray-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--purple);
}

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

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--gray-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hero {
    background: linear-gradient(135deg, var(--purple) 0%, var(--purple-light) 100%);
    padding: 140px 0 80px;
    color: var(--white);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.15rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.section {
    padding: 80px 0;
}

.section-light {
    background: var(--gray-light);
}

.section h2 {
    font-size: 2.2rem;
    color: var(--purple);
    margin-bottom: 40px;
    text-align: center;
}

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

.text-content p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--gray);
}

.topics-wrapper,
.methods-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.topics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.topic-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

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

.topic-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.topic-card h3 {
    font-size: 1rem;
    color: var(--gray-dark);
}

.topics-image img,
.methods-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.methods-grid {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.method-card {
    background: var(--white);
    padding: 25px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.method-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.method-card h3 {
    font-size: 1.1rem;
    color: var(--gray-dark);
    margin-bottom: 8px;
}

.method-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

.benefits {
    background: var(--purple);
    color: var(--white);
}

.benefits h2 {
    color: var(--white);
}

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

.benefits-list li {
    font-size: 1.15rem;
    padding: 15px 0;
    padding-left: 40px;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

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

.benefits-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--yellow);
    font-weight: bold;
    font-size: 1.3rem;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--gray-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: rgba(107, 76, 154, 0.05);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--purple);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 25px 20px;
    color: var(--gray);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.cta {
    background: linear-gradient(135deg, var(--yellow) 0%, var(--yellow-dark) 100%);
    text-align: center;
}

.cta h2 {
    color: var(--gray-dark);
}

.cta p {
    font-size: 1.15rem;
    color: var(--gray-dark);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.footer {
    background: var(--gray-dark);
    color: var(--white);
    padding: 40px 0;
    text-align: center;
}

.footer p {
    margin-bottom: 15px;
    opacity: 0.9;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
}

@media (max-width: 992px) {
    .hero-container,
    .topics-wrapper,
    .methods-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero {
        text-align: center;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .topics-image,
    .methods-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        display: flex;
    }

    .navbar .btn-primary {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 120px 0 60px;
    }

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

    .section {
        padding: 60px 0;
    }

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

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

    .method-card {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}