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

:root {
    --primary-color: #FF6B35; /* оранжевый акцентный */
    --secondary-color: #D45B13; /* темно-оранжевый */
    --accent-color: #FF6B35; /* акцент - оранжевый/красный */
    --light-color: #FFFFFF; /* белый */
    --gray-color: #757575; /* серый */
    --dark-color: #333333; /* темный для текста */
    --light-gray: #F5F5F5; /* светло-серый */
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--dark-color);
    line-height: 1.6;
    background-color: var(--light-color);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    margin-bottom: 1rem;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Montserrat', sans-serif;
}

.btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: var(--secondary-color);
    border: 1px solid var(--light-color);
}

.btn-secondary:hover {
    background-color: #B3490F;
}

.btn-gray {
    background-color: var(--gray-color);
    color: white;
}

.btn-gray:hover {
    background-color: #5D5D5D;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    color: var(--dark-color);
}

.section-title:after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

/* Шапка сайта */
header {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--dark-color);
    text-decoration: none;
}

.logo span {
    color: var(--accent-color);
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 600;
    transition: var(--transition);
}

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

.client-login {
    background-color: var(--light-color);
    color: white;
    padding: 8px 18px;
    border: 1px solid var(--dark-color);
    border-radius: 8px;
    transition: var(--transition);
}

.client-login:hover {
    background-color: #5D5D5D;
    color: white;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark-color);
    cursor: pointer;
}

/* Главный баннер с параллаксом */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
    url('/static/img/background.jpeg?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Параллакс-эффект */
    color: white;
    padding: 180px 0 100px;
    text-align: center;
    margin-top: 70px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Разделы */
.about-product, .reviews, .about-trainer, .training-directions, .results, .prices {
    background-color: white;
}

.about-product-content, .reviews-container, .about-trainer-content, .training-directions-content, .results-content, .prices-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-product-image, .trainer-image {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.about-product-image img, .trainer-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

.about-product-image img:hover, .trainer-image img:hover {
    transform: scale(1.05);
}


.benefits-list {
    list-style: none;
    margin-top: 20px;
}

.benefits-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
}

.benefits-list i {
    color: var(--accent-color);
    margin-right: 10px;
    margin-top: 5px;
}

/* Отзывы */
.reviews {
    background-color: var(--light-gray);
}

.review-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background-color: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--accent-color);
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.reviewer-info h4 {
    margin-bottom: 5px;
    color: var(--dark-color);
}

.reviewer-info p {
    font-size: 0.9rem;
    color: var(--gray-color);
}

.stars {
    color: #ffc107;
    width: min(190px);
}

/* О тренере */
.trainer-stats {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
    padding: 20px;
    background-color: var(--light-gray);
    border-radius: 10px;
    flex: 1;
    margin: 0 10px;
    min-width: 150px;
    border-top: 4px solid var(--accent-color);
    transition: var(--transition);
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-color);
    display: block;
}

.stat-text {
    font-size: 1rem;
    color: var(--dark-color);
    font-weight: 600;
}

/* Направления тренировок */
.filters {
    background-color: var(--light-gray);
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 40px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    box-shadow: var(--shadow);
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark-color);
}

.filter-select {
    padding: 10px 15px;
    border-radius: 8px;
    border: 1px solid #ddd;
    background-color: white;
    font-family: 'Open Sans', sans-serif;
    min-width: 180px;
    color: var(--dark-color);
    transition: var(--transition);
}

.filter-select:focus {
    border-color: var(--accent-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 107, 53, 0.2);
}

.training-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.training-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--accent-color);
}

.training-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.training-card-content {
    padding: 25px;
}

.training-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.tag {
    background-color: #FFE8D6;
    color: var(--secondary-color);
    padding: 5px 12px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Цены */
.prices {
    background-color: var(--light-gray);
}

.price-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.price-card {
    background-color: white;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    position: relative;
    transition: var(--transition);
    border-top: 4px solid var(--gray-color);
}

.price-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.price-card.popular {
    border-top: 4px solid var(--accent-color);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-color);
    color: white;
    padding: 8px 20px;
    border-radius: 50px;
    font-weight: 600;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--dark-color);
    margin: 20px 0;
}

.price-period {
    color: var(--gray-color);
    font-size: 1rem;
}

.price-features {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.price-features li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.price-features li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Формы */
.form-section {
    padding: 100px 0;
    background-color: var(--light-gray);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: white;
    padding: 50px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--accent-color);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-color);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    color: var(--dark-color);
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--accent-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 107, 53, 0.2);
}

.radio-group {
    display: flex;
    gap: 20px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.radio-option {
    display: flex;
    align-items: center;
}

.radio-option input {
    margin-right: 8px;
}

/* Стили для выбора времени */
.datetime-picker {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.date-picker, .time-picker {
    flex: 1;
    min-width: 200px;
}

/* Подвал */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.footer-logo span {
    color: var(--accent-color);
}

.footer-slogan {
    opacity: 0.8;
    margin-bottom: 20px;
    font-style: italic;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-icon:hover {
    background-color: var(--accent-color);
    transform: translateY(-5px);
}

.footer-links h4, .footer-contact h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4:after, .footer-contact h4:after {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background-color: var(--accent-color);
    bottom: 0;
    left: 0;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.contact-info p {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.contact-info i {
    margin-right: 10px;
    color: var(--accent-color);
    width: 20px;
}

.copyright {
    text-align: center;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Анимации */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.8s ease-out;
}

/* Адаптивность */
@media (max-width: 992px) {
    .about-product-content, .reviews-container, .about-trainer-content, .training-directions-content, .results-content, .prices-content {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

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

    .trainer-stats {
        justify-content: space-around;
    }

    .hero {
        background-attachment: scroll; /* Отключаем параллакс на мобильных */
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        padding: 20px 0;
        box-shadow: var(--shadow);
        transition: var(--transition);
        z-index: 999;
    }

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

    .nav-menu li {
        margin: 15px 0;
    }

    .mobile-menu-btn {
        display: block;
    }

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

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
        margin-bottom: 10px;
    }

    .filters {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        width: 100%;
    }

    .form-container {
        padding: 30px 20px;
    }

    .stat {
        margin-bottom: 15px;
        min-width: 120px;
    }

    .radio-group {
        flex-direction: column;
        gap: 10px;
    }

    .datetime-picker {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .hero {
        padding: 150px 0 80px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .trainer-stats {
        flex-direction: column;
        gap: 15px;
    }

    .stat {
        margin: 0;
    }

    .price-cards, .training-cards, .review-cards {
        grid-template-columns: 1fr;
    }
}

/* Стили для скролла */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}