/* === Базовые стили === */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-primary: #4a7c23;
    --color-primary-dark: #3a6118;
    --color-secondary: #f5a623;
    --color-text: #333;
    --color-text-light: #666;
    --color-bg: #fff;
    --color-bg-alt: #f9f7f4;
    --color-bg-dark: #2c3e1f;
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --container-width: 1200px;
    --header-height: 80px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-primary-dark);
}

ul {
    list-style: none;
}

h1, h2, h3, h4 {
    line-height: 1.3;
    color: var(--color-text);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--color-primary);
    color: #fff;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

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

/* === Шапка === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo img {
    height: 60px;
    width: auto;
}

.nav-list {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 500;
    color: var(--color-text);
    padding: 10px 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

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

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

/* Гамбургер-меню */
.burger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.burger span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.burger.active span:nth-child(1) {
    transform: translateY(10.5px) rotate(45deg);
}

.burger.active span:nth-child(2) {
    opacity: 0;
}

.burger.active span:nth-child(3) {
    transform: translateY(-10.5px) rotate(-45deg);
}

/* === Главный экран === */
.hero {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 80px;
    background: linear-gradient(135deg, #f0f7e6 0%, #e8f5d6 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-content {
    max-width: 500px;
}

.hero h1 {
    color: var(--color-primary-dark);
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--color-secondary);
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-text {
    margin-bottom: 30px;
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.hero-image img {
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    max-width: 50%;
    margin: 0 auto;
}

/* === О ферме === */
.about {
    padding: 80px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: center;
}

.about-text p {
    margin-bottom: 15px;
    color: var(--color-text-light);
}

.about-text strong {
    color: var(--color-primary);
}

.about-image img {
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 800px;
}

/* === Продукция === */
.products {
    padding: 80px 0;
    background-color: var(--color-bg-alt);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    background-color: var(--color-bg);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.product-image {
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
}

.product-category {
    color: var(--color-secondary);
    font-weight: 600;
    margin-bottom: 10px;
}

.product-desc {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.packaging {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.packaging-image {
    margin: 20px auto;
    max-width: 400px;
}

.packaging-image img {
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* === Содержание кур === */
.keeping {
    padding: 80px 0;
}

.keeping-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
    color: var(--color-text-light);
}

.keeping-seasons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.season-card {
    background-color: var(--color-bg-alt);
    border-radius: 10px;
    padding: 30px;
}

.season-card h3 {
    color: var(--color-primary);
    margin-bottom: 15px;
}

.season-period {
    color: var(--color-secondary);
    font-weight: 500;
    margin-bottom: 15px;
}

.season-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.season-images img {
    border-radius: 8px;
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.season-images--grid {
    grid-template-columns: repeat(2, 1fr);
}

.season-features {
    list-style: none;
}

.season-features li {
    margin-bottom: 15px;
    padding-left: 20px;
    position: relative;
}

.season-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.season-desc {
    color: var(--color-text-light);
}

/* Рацион */
.diet {
    background-color: var(--color-bg-alt);
    border-radius: 10px;
    padding: 40px;
    margin-bottom: 40px;
}

.diet h3 {
    text-align: center;
    margin-bottom: 30px;
}

.diet-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.diet-item {
    padding: 20px;
    background-color: var(--color-bg);
    border-radius: 8px;
}

.diet-item h4 {
    color: var(--color-primary);
    margin-bottom: 10px;
}

.diet-image {
    max-width: 500px;
    margin: 0 auto;
}

.diet-image img {
    border-radius: 10px;
    height: 350px;
    object-fit: cover;
}

/* Уход */
.care {
    text-align: center;
}

.care-images {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 20px;
}

.care-images img {
    width: calc(50% - 10px);
    max-width: 500px;
    border-radius: 10px;
    height: 350px;
    object-fit: cover;
}

.care p {
    max-width: 700px;
    margin: 0 auto;
    color: var(--color-text-light);
}

/* === Преимущества === */
.advantages {
    padding: 80px 0;
    background-color: var(--color-bg-alt);
}

.advantages-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-secondary);
    font-weight: 600;
    margin-top: -1rem;
    margin-bottom: 50px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantage-card {
    background-color: var(--color-bg);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    color: var(--color-primary);
}

.advantage-icon svg {
    width: 100%;
    height: 100%;
}

.advantage-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.advantage-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.location-info {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background-color: var(--color-bg);
    border-radius: 10px;
}

.location-info strong {
    color: var(--color-primary);
}

/* === Сотрудничество === */
.cooperation {
    padding: 80px 0;
}

.cooperation-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.cooperation-item {
    background-color: var(--color-bg-alt);
    border-radius: 10px;
    padding: 25px;
}

.cooperation-item h3 {
    color: var(--color-primary);
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.cooperation-item ul {
    list-style: disc;
    padding-left: 20px;
}

.cooperation-item li {
    margin-bottom: 8px;
    color: var(--color-text-light);
}

.cooperation-note {
    text-align: center;
    font-style: italic;
    color: var(--color-text-light);
}

/* === Контакты === */
.contacts {
    padding: 80px 0;
    background-color: var(--color-bg-dark);
    color: #fff;
}

.contacts h2 {
    color: #fff;
}

.contacts-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.contacts-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.contact-item h3 {
    color: var(--color-secondary);
    font-size: 1rem;
    margin-bottom: 10px;
}

.contact-item a {
    color: #fff;
    font-size: 1.2rem;
}

.contact-item a:hover {
    color: var(--color-secondary);
}

.contact-item p {
    color: rgba(255, 255, 255, 0.9);
}

.contact-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 5px;
}

.contacts-legal {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 25px;
}

.contacts-legal h3 {
    color: var(--color-secondary);
    font-size: 1rem;
    margin-bottom: 15px;
}

.contacts-legal p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 5px;
    font-size: 0.95rem;
}

.contacts-map {
    margin-top: 40px;
}

.contacts-map h3 {
    color: var(--color-secondary);
    font-size: 1.2rem;
    margin-bottom: 20px;
    text-align: center;
}

.contacts-map iframe {
    display: block;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

/* === Подвал === */
.footer {
    background-color: #1a2612;
    padding: 30px 0;
}

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

.footer-logo img {
    height: 40px;
    opacity: 0.8;
}

.footer-copy {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* === Адаптивность === */

/* Планшеты */
@media (max-width: 992px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-image {
        max-width: 500px;
        margin: 0 auto;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }

    .keeping-seasons {
        grid-template-columns: 1fr;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .cooperation-content {
        grid-template-columns: 1fr;
    }

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

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

/* Мобильные */
@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    .burger {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-bg);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        padding: 100px 30px 30px;
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .nav-link {
        display: block;
        padding: 15px 0;
        border-bottom: 1px solid #eee;
        font-size: 1.1rem;
    }

    .nav-link::after {
        display: none;
    }

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

    .diet-content {
        grid-template-columns: 1fr;
    }

    .care-images {
        flex-direction: column;
        align-items: center;
    }

    .care-images img {
        width: 100%;
        max-width: 400px;
    }

    .footer-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .hero {
        padding-top: calc(var(--header-height) + 40px);
        padding-bottom: 60px;
    }

    section {
        padding: 60px 0;
    }
}

/* Маленькие мобильные */
@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .season-images {
        grid-template-columns: 1fr;
    }

    .season-images img {
        height: 280px;
    }

    .contacts-legal {
        padding: 20px;
    }
}

/* Overlay для мобильного меню */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.nav-overlay.active {
    display: block;
}