/* CSS Reset & Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS Variables - Design System */
:root {
    /* Colors */
    --color-primary: #8B4513;
    --color-primary-dark: #6B3410;
    --color-secondary: #D2691E;
    --color-accent: #FF6B35;
    --color-accent-hover: #FF5520;
    --color-dark: #2C3E50;
    --color-light: #F5E6D3;
    --color-white: #FFFFFF;
    --color-gray: #F8F9FA;
    --color-gray-dark: #6C757D;
    --color-text: #333333;

    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;

    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.15s ease;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
    --shadow-hover: 0 12px 24px rgba(0, 0, 0, 0.25);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition-base);
}

a:hover {
    color: var(--color-accent-hover);
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Section Styles */
section {
    padding: var(--spacing-xxl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
    border-radius: 2px;
}

.section-subtitle {
    color: var(--color-gray-dark);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    color: var(--color-white);
}

.btn--secondary {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

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

.btn--small {
    padding: 8px 20px;
    font-size: 0.875rem;
}

.btn--large {
    padding: 16px 48px;
    font-size: 1.125rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.header__logo img {
    height: 50px;
    width: auto;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav__link {
    color: var(--color-dark);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100%;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-base);
}

.nav__link:hover {
    color: var(--color-accent);
}

.nav__link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.header__phone {
    color: var(--color-accent);
    font-weight: 700;
    font-size: 1.125rem;
    white-space: nowrap;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.burger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('../images/hero-bg.jpg') center/cover no-repeat;
    background-attachment: fixed;
    color: var(--color-white);
    margin-top: 70px;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.8), rgba(210, 105, 30, 0.7));
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    text-shadow: var(--shadow-lg);
    animation: fadeInUp 1s ease;
}

.hero__subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: var(--shadow-md);
    animation: fadeInUp 1s ease 0.2s backwards;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s backwards;
}

/* About Section */
.about {
    background: var(--color-gray);
}

.about__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.about__text h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.about__text p {
    font-size: 1.125rem;
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-md);
}

.about__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-item__icon {
    font-size: 2.5rem;
    line-height: 1;
}

.feature-item__content h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.feature-item__content p {
    color: var(--color-gray-dark);
    margin: 0;
}

.about__image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

.about__image:hover img {
    transform: scale(1.05);
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.stats__item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.stats__item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stats__number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-accent);
    font-family: var(--font-heading);
    line-height: 1;
}

.stats__text {
    color: var(--color-gray-dark);
    margin-top: var(--spacing-sm);
    font-size: 1rem;
}

/* Catalog Section */
.catalog__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.product-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.product-card__badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.875rem;
    z-index: 1;
    box-shadow: var(--shadow-md);
}

.product-card__image {
    height: 250px;
    overflow: hidden;
}

.product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

.product-card:hover .product-card__image img {
    transform: scale(1.1);
}

.product-card__content {
    padding: var(--spacing-md);
}

.product-card__title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.product-card__description {
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

.product-card__features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.product-card__features li {
    padding: var(--spacing-xs) 0;
    color: var(--color-gray-dark);
    position: relative;
    padding-left: 24px;
}

.product-card__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.product-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray);
}

.product-card__price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-accent);
    font-family: var(--font-heading);
}

/* Advantages Section */
.advantages {
    background: var(--color-gray);
}

.advantages__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.advantage-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.advantage-card__icon {
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: center;
}

.advantage-card__title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.advantage-card__text {
    color: var(--color-gray-dark);
    line-height: 1.8;
}

/* Gallery Section */
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.gallery__item {
    position: relative;
    height: 300px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

.gallery__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-md);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--color-white);
    transform: translateY(100%);
    transition: var(--transition-base);
}

.gallery__item:hover img {
    transform: scale(1.1);
}

.gallery__item:hover .gallery__overlay {
    transform: translateY(0);
}

.gallery__overlay h4 {
    margin: 0;
    font-size: 1.25rem;
}

/* Contact Section */
.contact {
    background: var(--color-gray);
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact__form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-dark);
}

.form-control {
    width: 100%;
    padding: 12px var(--spacing-md);
    border: 2px solid var(--color-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-privacy {
    font-size: 0.875rem;
    color: var(--color-gray-dark);
    text-align: center;
    margin-top: var(--spacing-md);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact__info-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.contact__info-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.contact__info-icon {
    font-size: 2rem;
    line-height: 1;
}

.contact__info-content h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.contact__info-content p {
    margin: 0;
    color: var(--color-gray-dark);
}

.contact__info-content a {
    color: var(--color-gray-dark);
}

.contact__info-content a:hover {
    color: var(--color-accent);
}

.contact__socials {
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.contact__socials h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.socials {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-gray);
    color: var(--color-dark);
    transition: var(--transition-base);
}

.social-link:hover {
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    color: var(--color-white);
    transform: translateY(-4px);
}

/* Footer */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer__title {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.footer__links,
.footer__contacts {
    list-style: none;
}

.footer__links li,
.footer__contacts li {
    margin-bottom: var(--spacing-sm);
}

.footer__links a,
.footer__contacts a {
    color: var(--color-light);
    transition: var(--transition-base);
}

.footer__links a:hover,
.footer__contacts a:hover {
    color: var(--color-accent);
    padding-left: var(--spacing-xs);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer__legal {
    display: flex;
    gap: var(--spacing-md);
}

.footer__legal a {
    color: var(--color-light);
    font-size: 0.875rem;
}

.footer__legal a:hover {
    color: var(--color-accent);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}