:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --text-color: #1f2937;
    --light-text: #6b7280;
    --background: #ffffff;
    --container-width: 1200px;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-color);
    line-height: 1.5;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Шапка */
.header {
    padding: 1rem 0;
    background: var(--background);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.header__logo-img {
    height: 40px;
    width: auto;
}

/* Навигация */
.nav__link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.2s;
}

.nav__link--primary {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
}

/* Герой секция */
.hero {
    padding: 4rem 0;
    background: linear-gradient(135deg, #ff9800, #ff5722); /* Оранжевый градиент */
    color: white;
    text-align: center;
}

.hero__title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero__description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Кнопки */
.button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 500;
    transition: transform 0.2s;
}

.button--primary {
    background: white;
    color: var(--primary-color);
}

.button:hover {
    transform: translateY(-2px);
}

/* Секция преимуществ */
.features {
    padding: 4rem 0;
    background: #f9fafb;
}

.features__title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

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

.feature-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    text-decoration: none;
    color: var(--text-color);
    transition: transform 0.2s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

.feature-card__icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Подвал */
.footer {
    background: #1f2937;
    color: white;
    padding: 2rem 0;
}

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

.footer__link {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.footer__link:hover {
    opacity: 1;
}

/* Адаптивность */
@media (max-width: 768px) {
    .hero__title {
        font-size: 2rem;
    }

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

    .footer__container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}