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

:root {
    --primary-yellow: #FFD700;
    --light-yellow: #FFF8DC;
    --dark-yellow: #FFA500;
    --primary-gray: #808080;
    --light-gray: #C0C0C0;
    --dark-gray: #505050;
    --white: #FFFFFF;
    --black: #000000;
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--white);
}

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

.header {
    background-color: var(--white);
    border-bottom: 1px solid var(--light-gray);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--black);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
}

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

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: var(--black);
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition);
    padding: 8px 0;
    display: inline-block;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-yellow);
    transition: var(--transition);
}

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

.nav-link:hover {
    color: var(--dark-yellow);
}

.has-dropdown {
    position: relative;
}

.dropdown,
.subdropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    list-style: none;
    min-width: 200px;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.has-dropdown:hover > .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.has-subdropdown {
    position: relative;
}

.subdropdown {
    top: 0;
    left: 100%;
    margin-left: 8px;
}

.has-subdropdown:hover > .subdropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown li {
    position: relative;
}

.dropdown-link {
    display: block;
    padding: 10px 20px;
    color: var(--black);
    text-decoration: none;
    transition: var(--transition);
}

.dropdown-link:hover {
    background-color: var(--light-yellow);
    color: var(--dark-yellow);
}

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

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--black);
    line-height: 1.2;
}

.hero-description {
    font-size: 18px;
    color: var(--dark-gray);
    margin-bottom: 20px;
    max-width: 900px;
}

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

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--black);
}

.slider {
    position: relative;
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
}

.slider-container {
    overflow: hidden;
}

.slider-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.slide {
    min-width: 100%;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.slide-image {
    width: 100%;
    height: 300px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.slide-icon {
    width: 100px;
    height: 100px;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

.slide-content {
    text-align: center;
}

.slide-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--black);
}

.slide-text {
    font-size: 16px;
    color: var(--dark-gray);
    line-height: 1.8;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

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

.slider-btn svg {
    width: 24px;
    height: 24px;
    color: var(--black);
}

.slider-btn-prev {
    left: -25px;
}

.slider-btn-next {
    right: -25px;
}

.slider-indicators {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 30px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--light-gray);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    padding: 0;
}

.indicator.active {
    background-color: var(--primary-yellow);
    width: 30px;
    border-radius: 6px;
}

.contacts {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--light-yellow) 0%, var(--white) 100%);
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 30px;
    background-color: var(--white);
    border-radius: 12px;
    border: 1px solid var(--light-gray);
    transition: var(--transition);
}

.contact-item:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.contact-icon {
    flex-shrink: 0;
}

.contact-icon svg {
    width: 40px;
    height: 40px;
}

.contact-info {
    flex-grow: 1;
}

.contact-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--black);
}

.contact-link {
    font-size: 16px;
    color: var(--dark-gray);
    text-decoration: none;
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--dark-yellow);
}

.footer {
    padding: 30px 0;
    background-color: var(--black);
    border-top: 3px solid var(--primary-yellow);
}

.footer-text {
    text-align: center;
    color: var(--white);
    font-size: 14px;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }

    .nav-list {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        border: none;
        box-shadow: none;
        padding: 8px 0 0 20px;
    }

    .subdropdown {
        position: static;
        margin-left: 0;
        padding-left: 20px;
    }

    .hero-title {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

    .slider-btn-prev {
        left: 10px;
    }

    .slider-btn-next {
        right: 10px;
    }

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

@media (max-width: 480px) {
    .hero-title {
        font-size: 24px;
    }

    .hero-description {
        font-size: 16px;
    }

    .slide-title {
        font-size: 22px;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
    }

    .slider-btn svg {
        width: 20px;
        height: 20px;
    }
}