/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Разделы */
/* Контейнер табов */
.tabs-container {
    display: flex;
    flex-direction: column;
    background-color: #f5f5f5;
    min-height: 400px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Контейнер заголовков табов */
.tabs-header-container {
    display: flex;
    background-color: #e0e0e0;
    border-bottom: 1px solid #d0d0d0;
}

/* Заголовки табов */
.tab-header {
    padding: 18px 32px;
    background-color: #e8e8e8;
    border: none;
    color: #666;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    border-right: 1px solid #d0d0d0;
    font-weight: 500;
}

.tab-header:last-child {
    border-right: none;
}

.tab-header:hover {
    background-color: #f0f0f0;
    color: #444;
}

.tab-header.active {
    background-color: #f5f5f5;
    color: #333;
    font-weight: 600;
}

.tab-header.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #888;
}

/* Контейнер контента */
.tabs-content-container {
    flex: 1;
    background-color: #f5f5f5;
    position: relative;
}

/* Контент табов */
.tab-content {
    display: none;
    padding: 32px;
    color: #555;
    line-height: 1.6;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    overflow-y: auto;
    box-sizing: border-box;
}

/* Активный контент */
.tab-content.active {
    display: block;
    opacity: 1;
    transform: translateX(0);
}

/* Внутренний контент */
.tab-content-inner {
    height: 100%;
}

/* Заголовки внутри контента */
.tab-content h3 {
    color: #333;
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 22px;
    font-weight: 600;
}

/* Параграфы внутри контента */
.tab-content p {
    margin-bottom: 15px;
    color: #555;
}

/* Списки внутри контента */
.tab-content ul {
    margin: 15px 0;
    padding-left: 20px;
    color: #555;
}

.tab-content li {
    margin-bottom: 8px;
}

/* Блоки внутри контента */
.tab-content .content-block {
    background-color: #fff;
    padding: 20px;
    border-radius: 6px;
    margin: 20px 0;
    border: 1px solid #e0e0e0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1b5e20, #388e3c);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #2e7d32;
    border: 2px solid #2e7d32;
}

.btn-secondary:hover {
    background: #2e7d32;
    color: white;
    transform: translateY(-2px);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2e7d32;
}

.nav-logo i {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #2e7d32;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e8f5e8 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: #1b5e20;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #2e7d32;
    font-weight: 500;
}

.feature i {
    font-size: 1.2rem;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Sections */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: #1b5e20;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: #fff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: #fff;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #f0f0f0;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-card h3 {
    color: #1b5e20;
    margin-bottom: 1rem;
}

.service-features {
    list-style: none;
    margin-top: 1.5rem;
}

.service-features li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
    color: #666;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4caf50;
    font-weight: bold;
}

/* Areas Section */
.areas {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.area-card {
    background: #fff;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.area-card:hover {
    transform: translateY(-3px);
}

.area-card i {
    font-size: 2rem;
    color: #2e7d32;
    margin-bottom: 1rem;
}

.area-card h3 {
    color: #1b5e20;
    margin-bottom: 0.5rem;
}

.area-card p {
    color: #666;
    font-size: 0.9rem;
}

/* Quiz Section */
.quiz {
    padding: 80px 0;
    background: #fff;
}

.quiz-container {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    padding: 3rem;
}

.quiz-progress {
    margin-bottom: 2rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    width: 33.33%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    display: block;
}

.quiz-question {
    display: none;
}

.quiz-question.active {
    display: block;
}

.quiz-question h3 {
    text-align: center;
    color: #1b5e20;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.quiz-options {
    display: grid;
    gap: 1rem;
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    background: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.quiz-option:hover {
    border-color: #2e7d32;
    background: #f8f9fa;
}

.quiz-option.selected {
    border-color: #2e7d32;
    background: #e8f5e8;
}

.quiz-option i {
    font-size: 1.5rem;
    color: #2e7d32;
    width: 30px;
}

.quiz-option span {
    flex: 1;
    font-weight: 500;
    color: #333;
}

.quiz-option small {
    color: #2e7d32;
    font-weight: 600;
}

.quiz-results {
    display: none;
    text-align: center;
}

.quiz-results.active {
    display: block;
}

.price-display {
    margin: 2rem 0;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: #2e7d32;
    display: block;
}

.quiz-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
}

/* Advantages Section */
.advantages {
    padding: 80px 0;
    background: #f8f9fa;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.advantage-card {
    background: #fff;
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.advantage-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.advantage-icon i {
    font-size: 2rem;
    color: white;
}

.advantage-card h3 {
    color: #1b5e20;
    margin-bottom: 1rem;
}

.advantage-card p {
    color: #666;
    line-height: 1.6;
}

/* Gallery Section */
.gallery {
    padding: 80px 0;
    background: #fff;
}

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

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.05);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 1rem;
    text-align: center;
    font-weight: 500;
}

/* Contacts Section */
.contacts {
    padding: 80px 0;
    background: #f8f9fa;
}

.contacts-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.contact-item i {
    font-size: 1.5rem;
    color: #2e7d32;
    width: 30px;
}

.contact-item h4 {
    color: #1b5e20;
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: #2e7d32;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-form {
    background: #fff;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    color: #1b5e20;
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2e7d32;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Footer */
.footer {
    background: #1b5e20;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: #4caf50;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #4caf50;
}

.footer-section ul li i {
    margin-right: 0.5rem;
    color: #4caf50;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #2e7d32;
    color: #ccc;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.modal-close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    color: #999;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #333;
}

.success-content {
    text-align: center;
    padding: 2rem 0;
}

.success-content i {
    font-size: 4rem;
    color: #4caf50;
    margin-bottom: 1rem;
}

.success-content h3 {
    color: #1b5e20;
    margin-bottom: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #fff;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .contacts-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .quiz-container {
        padding: 2rem 1rem;
    }

    .quiz-option {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .quiz-navigation {
        flex-direction: column;
        gap: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .modal-content {
        margin: 10% auto;
        width: 95%;
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 1rem 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .services-grid,
    .areas-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #2e7d32;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.hidden {
    display: none;
}

.visible {
    display: block;
}