body {
    font-family: Arial, sans-serif;
    font-size: 16px;
    line-height: 24px;
    font-weight: 400;
    letter-spacing: normal;
    color: #73787D;
}

/* Custom CSS */
.who-can-study-section,
.advantages-container,
.contact-form-section,
.partners-section {
    display: none;
    /* Скрываем блоки по умолчанию */
}

.who-can-study-section.active,
.advantages-container.active,
.contact-form-section.active,
.partners-section.active {
    display: block;
    /* Показываем, когда активен */
}

.who-can-study-box {
    background: linear-gradient(to right, #007bff, #17a2b8);
    border: none;
}

.prohibition-card {
    background-color: #fff;
    border: 2px solid #e0f2fe;
}

.prohibition-card p {
    color: #343a40;
    margin-bottom: 0;
}

.prohibition-link {
    color: #007bff;
    font-size: 0.9rem;
}

.prohibition-card svg {
    color: #007bff;
    width: 1rem;
    height: 1rem;
    transition: transform 0.3s ease;
}

.prohibition-link:hover+svg {
    transform: translateX(5px);
}

/* Styles for advantages block */


/* Advantages Section Styles */
.advantages-container {
    background-color: white;
    padding: 68px 20px 35px;
    max-width: 1200px;
    margin: 0 auto;
}

.advantages-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
}

.advantages-title {
    color: #373a3c;
    font-weight: 600;
    text-align: center;
    max-width: 247px;
    margin-bottom: 22px;
    font-size: 24px;
    line-height: 28.8px;
}

.advantages-subtitle {
    color: #373a3c;
    text-align: center;
    max-width: 300px;
    margin-bottom: 27px;
    font-size: 16px;
    line-height: 120%;
}

.advantages-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.advantages-row {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.advantage-card {
    position: relative;
    background-color: #f7f7f7;
    border-radius: 20px;
    overflow: hidden;
    padding: 41px 38px 40px;
}

.advantage-card__image {
    position: absolute;
    width: auto;
    height: auto;
    z-index: 1;
}

.advantage-card__image-desktop {
    display: none;
}

.advantage-card__title {
    color: #373a3c;
    font-weight: 600;
    margin-bottom: 16px;
    font-size: 20px;
    line-height: 24px;
}

.advantage-card__text {
    color: #373a3c;
    font-size: 16px;
    line-height: 120%;
    margin-bottom: 0;
}

.advantage-list {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.advantage-list__item {
    border-radius: 80px;
    background-color: white;
    border: 1px solid #e7e7e7;
    color: #4d4d4d;
    padding: 9px 15px 8px 12px;
    font-size: 16px;
    line-height: 16px;
}

/* Card specific styles */
.advantage-card--teachers {
    padding: 41px 74px 40px 38px;
}

.advantage-card--teachers .advantage-card__image {
    top: 0;
    right: 0;
    max-width: 125px;
}

.advantage-card--program {
    padding: 41px 76px 248px 38px;
}

.advantage-card--program .advantage-card__image-mobile {
    top: 0;
    right: 0;
    max-width: 129px;
}

.advantage-card--program .advantage-card__image-desktop {
    display: none;
}

.advantage-card--format {
    padding: 38px 59px 75px 38px;
}

.advantage-card--format .advantage-card__image {
    border-radius: 20px;
    max-width: 200px;
    bottom: -20px;
    right: 10px;
}

.advantage-card--strategy {
    padding: 41px 111px 78px 38px;
}

.advantage-card--strategy .advantage-card__image-mobile {
    top: 0;
    right: 0;
    max-width: 90px;
}

.advantage-card--strategy .advantage-card__image-graph {
    right: 15px;
    bottom: 15px;
    max-width: 162px;
}

/* Tablet styles */
@media (min-width: 600px) {
    .advantages-title {
        max-width: 500px;
        font-size: 30px;
        line-height: 34.8px;
    }

    .advantages-subtitle {
        max-width: 340px;
        font-size: 18px;
        line-height: 125%;
    }

    .advantage-list {
        flex-direction: row;
        gap: 7px;
    }

    .advantage-card--strategy .advantage-card__image-graph {
        right: 20px;
        bottom: 20px;
        max-width: 182px;
    }
}

/* Desktop styles */
@media (min-width: 1000px) {
    .advantages-container {
        padding: 63px 20px 50px;
    }

    .advantages-header {
        align-items: flex-start;
        margin-bottom: 46px;
    }

    .advantages-title {
        text-align: left;
        max-width: 710px;
        margin-bottom: 21px;
        font-size: 48px;
        line-height: 58px;
    }

    .advantages-subtitle {
        text-align: left;
        max-width: 740px;
        margin-bottom: 0;
        font-size: 24px;
        line-height: 125%;
    }

    .advantages-content {
        gap: 32px;
    }

    .advantages-row {
        flex-direction: row;
        gap: 32px;
    }

    .advantage-card {
        flex: 1;
    }

    .advantage-card--teachers {
        padding: 196px 35px 35px 47px;
    }

    .advantage-card--teachers .advantage-card__image {
        max-width: 250px;
    }

    .advantage-card--program {
        flex: 1.5;
        padding: 196px 96px 36px 44px;
    }

    .advantage-card--program .advantage-card__image-mobile {
        display: none;
    }

    .advantage-card--program .advantage-card__image-desktop {
        display: block;
        top: 0;
        right: 0;
        max-width: 312px;
    }

    .advantage-card--format {
        flex: 1.5;
        padding: 39px 270px 86px 44px;
    }

    .advantage-card--format .advantage-card__image {
        max-width: 250px;
        top: 36px;
        right: 20px;
        bottom: auto;
    }

    .advantage-card--strategy {
        flex: 1.2;
        padding: 39px 140px 102px 44px;
    }

    .advantage-card--strategy .advantage-card__image-mobile {
        display: none;
    }

    .advantage-card--strategy .advantage-card__image-desktop {
        display: block;
        top: 0;
        right: 0;
        max-width: 120px;
    }

    .advantage-card--strategy .advantage-card__image-graph {
        right: 30px;
        bottom: 30px;
        max-width: 200px;
    }

    .advantage-card__title {
        margin-bottom: 20px;
        font-size: 30px;
        line-height: 30px;
    }

    .advantage-card__text {
        font-size: 20px;
        line-height: 150%;
    }

    .advantage-list {
        margin-bottom: 18px;
        gap: 6px;
    }

    .advantage-list__item {
        padding: 10px 18px 10px 13px;
        font-size: 18px;
        line-height: 18px;
    }
}

/* Mobile adjustments */
@media (max-width: 480px) {
    .advantages-container {
        padding: 40px 15px 25px;
    }

    .advantage-card {
        padding: 30px 25px !important;
    }

    .advantage-card__title {
        font-size: 18px;
    }

    .advantage-card__text {
        font-size: 14px;
    }

    .advantage-list__item {
        font-size: 14px;
        padding: 6px 12px;
    }

    /* Adjust image sizes for mobile */
    .advantage-card--teachers .advantage-card__image {
        max-width: 100px;
    }

    .advantage-card--program .advantage-card__image-mobile {
        max-width: 100px;
    }

    .advantage-card--format .advantage-card__image {
        max-width: 150px;
    }

    .advantage-card--strategy .advantage-card__image-mobile {
        max-width: 70px;
    }

    .advantage-card--strategy .advantage-card__image-graph {
        max-width: 120px;
    }
}

/* Мобильная версия */
@media (max-width: 999px) {
    .header-content h2 {
        font-size: 2rem;
    }

    .header-content p {
        width: 100% !important;
        font-size: 1.2rem;
    }

    .advantage-card {
        padding: 30px 20px !important;
        min-height: auto;
    }

    .advantage-card h3 {
        font-size: 1.5rem;
    }

    .advantage-card p {
        font-size: 1rem;
    }

    .learning-formats li {
        font-size: 0.9rem;
        padding: 8px 12px;
    }

    /* Переключаем изображения для мобильных */
    .mobile-only {
        display: block;
    }

    .desktop-only {
        display: none;
    }

    /* Адаптируем изображения для мобильных */
    .advantage-card-teachers .card-image {
        width: 125px;
    }

    .advantage-card-program .mobile-only {
        width: 100px;
    }

    .advantage-card-program .screen-image {
        width: 285px;
        bottom: 20px;
        left: 20px;
    }

    .advantage-card-format .card-image {
        width: 150px;
        bottom: -15px;
        right: 5px;
    }

    .advantage-card-strategy .boomerang {
        width: 70px;
    }

    .advantage-card-strategy .graph {
        width: 120px;
        right: 10px;
        bottom: 10px;
    }
}

/* Очень маленькие экраны */
@media (max-width: 480px) {
    .advantage-card {
        padding: 20px 15px !important;
    }

    .advantage-card h3 {
        font-size: 1.3rem;
    }

    .advantage-card p {
        font-size: 0.9rem;
    }

    .learning-formats li {
        font-size: 0.8rem;
        padding: 6px 10px;
    }

    /* Еще меньше изображения */
    .advantage-card-teachers .card-image {
        width: 100px;
    }

    .advantage-card-program .mobile-only {
        width: 80px;
    }

    .advantage-card-program .screen-image {
        width: 140px;
        bottom: 15px;
        left: 15px;
    }

    .advantage-card-format .card-image {
        width: 120px;
    }

    .advantage-card-strategy .boomerang {
        width: 50px;
    }

    .advantage-card-strategy .graph {
        width: 90px;
    }
}

/* Исправление фиксированной ширины для мобильных */
@media (max-width: 768px) {
    .header-content p {
        width: 100% !important;
        font-size: 1.2rem !important;
    }
}

/* Очень маленькие экраны */
@media (max-width: 480px) {
    .advantage-card {
        padding: 15px !important;
        border-radius: 15px;
    }

    .advantage-card h3 {
        font-size: 1.3rem !important;
    }

    .advantage-card p {
        font-size: 0.9rem !important;
    }

    .learning-formats li {
        font-size: 0.75rem;
        padding: 4px 8px;
        margin-bottom: 3px;
    }
}

/* Styles for "Contact form" section */
.contact-form-section {
    background-color: #f3f4f6;
    padding: 4rem 2rem;
    position: relative;
}

.contact-form-card {
    max-width: 60rem;
    margin: 0 auto;
    background-color: #ffffff;
    border-radius: 1rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    padding: 2.5rem;
    border: 1px solid #e5e7eb;
}

@media (max-width: 768px) {
    .contact-form-card {
        padding: 1.5rem;
    }
}

.contact-form-header {
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.contact-form-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #1f2937;
    text-align: left;
    margin-bottom: 0;
}

.response-time {
    display: flex;
    align-items: center;
    color: #6b7280;
    font-size: 0.875rem;
}

.response-time i {
    margin-right: 0.5rem;
    color: #22c55e;
    font-size: 1.25rem;
}

.contact-form-fields {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    gap: 1.5rem;
    align-items: center;
}

@media (min-width: 768px) {
    .contact-form-fields {
        grid-template-columns: 1fr 1fr auto;
    }
}

.form-input-group {
    position: relative;
}

.form-input-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    padding-left: 2.5rem;
    border-radius: 0.5rem;
    border: 1px solid #e5e7eb;
    font-size: 1rem;
    color: #1f2937;
    background-color: #f9fafb;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input-group input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-input-group label {
    position: absolute;
    left: 2.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    color: #9ca3af;
    transition: all 0.3s ease;
    pointer-events: none;
}

.form-input-group input:focus+label,
.form-input-group input:not(:placeholder-shown)+label {
    top: 0;
    left: 0.5rem;
    transform: translateY(-50%) scale(0.75);
    background-color: white;
    padding: 0 0.25rem;
    color: #3b82f6;
}

.form-input-group i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
}

.country-code-input {
    display: flex;
    align-items: center;
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    gap: 0.5rem;
}

.country-code-input img {
    height: 1.5rem;
    width: 1.5rem;
}

.country-code-input span {
    font-size: 1rem;
    color: #4b5563;
}

.contact-form-fields .btn-submit {
    padding: 0.75rem 2rem;
    background-color: #0d6efd;
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.contact-form-fields .btn-submit:hover {
    background-color: #0d6efd;
}

.contact-form-fields .btn-submit:focus {
    outline: none;
}

.contact-form-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.75rem;
    color: #9ca3af;
}

.contact-form-footer a {
    color: #3b82f6;
    text-decoration: none;
}

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

/* Styles for "Partners" section */
.partners-section {
    background-color: #ffffff;
    padding: 4rem 2rem;
    text-align: center;
}

.partners-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 2rem;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 60rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-logo img {
    max-height: 6rem;
    width: auto;
}