.promo {
    margin: 0 auto;
    padding: 40px;
    background-color: var(--background-color);
    border-radius: 16px;
    box-shadow: 0 6px 12px var(--shadow-color);
    padding-top: 0;
}

.promo__hero {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    border-radius: 16px;
    margin-bottom: 40px;
    padding: 40px;
    box-shadow: 0 6px 12px var(--shadow-color);
}

.promo__hero-content {
    flex: 1 1 400px;
    margin-right: 20px;
}

.promo__hero-image-wrapper {
    flex: 1 1 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.promo__hero-image {
    max-width: 300px;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
}

.promo__title {
    font-size: 2.4rem;
    font-weight: bold;
    color: var(--text-color);
    margin-bottom: 15px;
    letter-spacing: 0.5px;
    overflow-wrap: break-word;
    word-break: break-word;
    hyphens: auto;
    white-space: normal;
}

.promo__desc--hidden {
    display: none; 
}

.promo__desc-toggle {
    margin-left: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--primary-color);
    cursor: pointer;
    transition: color 0.2s ease;
    text-decoration: none;
}

.promo__desc-toggle:hover {
    color: var(--primary-color-hover);
}

#desc-short,
#desc-full {
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
    hyphens: auto;
    max-width: 80%;
    color: var(--text-color);
    line-height: 1.6;
}

.promo__info {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

.promo__info-item {
    font-size: 1rem;
    color: var(--text-color);
}

.promo__button-container {
    margin-bottom: 20px;
}

.promo__button {
    display: inline-block;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
    padding: 15px 30px;
    border-radius: 8px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    cursor: pointer;
}

.promo__button--register {
    background: var(--primary-color);
    color: #fff;
    border: none;
}

.promo__button--register:hover {
    background-color: var(--primary-color-hover);
    transform: translateY(-3px);
}

.promo__button--continue {
    background: var(--primary-color);
    color: #fff;
    border: none;
}

.promo__button--continue:hover {
    background-color: var(--primary-color-hover);
    transform: translateY(-3px);
}

.promo__button--disabled {
    background-color: #ccc;
    cursor: not-allowed;
    color: #666;
    text-align: center;
}

.promo__container {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 40px;
}

.promo__left,
.promo__right {
    flex: 1 1 300px;
    min-width: 300px;
}

.promo__section--about {
    background-color: var(--background-color);
    border-left: 6px solid var(--primary-color);
    padding: 35px 30px;
    border-radius: 16px;
    box-shadow: 0 6px 12px rgba(0,0,0,0.04);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.promo__subtitle--about {
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 20px;
    position: relative;
}

.promo__text--about {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--subtext-color);
    padding-left: 4px;
}

.promo__section--modules {
    background-color: var(--background-color);
    border-left: 6px solid var(--primary-color);
    padding: 35px 30px;
    border-radius: 16px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.04);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    margin-top: 50px;
}

.promo__subtitle--modules {
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 25px;
}

.promo__modules {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.promo__module {
    background: linear-gradient(135deg, #fcfcfc, #ffffff);
    border-radius: 12px;
    padding: 20px 24px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.04);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    list-style: none;
}

.promo__module:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(0,0,0,0.06);
}

.promo__module strong {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.promo__lessons {
    list-style: none;
    margin-top: 12px;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.promo__lesson {
    font-size: 0.98rem;
    color: var(--subtext-color);
    line-height: 1.5;
    padding-left: 10px;
    position: relative;
}

.promo__lesson::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.promo__section--authors {
    background-color: var(--background-color);
    border-left: 6px solid var(--primary-color);
    padding: 35px 30px;
    border-radius: 16px;
    box-shadow: 0 6px 12px rgba(0,0,0,0.04);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.promo__subtitle--authors {
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 25px;
}

.promo__authors {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.promo__author {
    background: linear-gradient(135deg, #fcfcfc, #ffffff);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    padding: 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    flex: 0 1 180px;
}

.promo__author:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.06);
}

.promo__author-image-wrapper {
    width: 80px;
    height: 80px;
    overflow: hidden;
    border-radius: 50%;
    margin: 0 auto 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

.promo__author-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.promo__author-name {
    font-weight: 500;
    color: var(--text-color);
    margin-top: 5px;
    font-size: 1rem;
    text-decoration: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.3ch;
}

.promo__author-name__first,
.promo__author-name__last {
    overflow-wrap: break-word;
    word-break: break-word;
    hyphens: auto;
    max-width: 100%;
}

.promo__section--reviews {
    background-color: var(--background-color);
    border-left: 6px solid var(--primary-color);
    padding: 35px 30px;
    border-radius: 16px;
    box-shadow: 0 6px 12px rgba(0,0,0,0.04);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    margin-top: 50px;
}

.promo__subtitle--reviews {
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 25px;
}

.promo__reviews-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.promo__review {
    background: linear-gradient(135deg, #fcfcfc, #ffffff);
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
    padding: 20px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.promo__review:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(0,0,0,0.06);
}

.promo__review-stars {
    font-size: 1.2rem;
    color: #f5b50a;
    margin-bottom: 10px;
}

.promo__review-author {
    margin-top: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
}

.promo__review-author small {
    margin-left: 8px;
    font-size: 0.85rem;
    color: var(--subtext-color);
}

.promo__review-text {
    font-size: 1rem;
    color: var(--subtext-color);
    line-height: 1.6;
}

.promo__no-reviews {
    font-size: 1rem;
    font-style: italic;
    color: var(--subtext-color);
    margin-top: 10px;
}

.promo__module,
.promo__lesson,
.promo__text,
.promo__info-item,
.promo__review-text {
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
    hyphens: auto;
    white-space: normal;
}

.promo__hero-logo-wrapper {
    width: 180px;
    height: 180px;
    flex-shrink: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.promo__hero-logo {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}

@media (max-width: 768px) {
    .promo__title {
        font-size: 2rem;
    }
    .promo__hero {
        padding: 30px;
        margin-bottom: 30px;
    }
    .promo__subtitle {
        font-size: 1.4rem;
    }
    .promo__button {
        padding: 12px 25px;
        font-size: 1rem;
    }
    .promo__module {
        margin-bottom: 15px;
    }

    .promo__hero-inner {
        flex-direction: column;
        align-items: center;
        gap: 32px;
    }

    .promo__hero-logo-wrapper {
        justify-content: center;
        margin-top: 0;
    }

    .promo__hero-content {
        margin-right: 0;
    }

    .promo__hero-logo-wrapper {
        display: none;
    }
}

.course-reviews {
    max-width: 1000px;
    margin: 4rem auto;
    padding: 2rem;
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
}

.course-reviews__container {
    background: transparent;
    border-radius: 0;
    padding: 0;
}

.course-reviews__title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 2rem;
}

.course-reviews__list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.course-review__item {
    background: #fff;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow-wrap: break-word;
    word-wrap: break-word;
    word-break: break-word;
    margin-top: 15px;
}

.course-review__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.course-review__stars {
    margin: 0.25rem 0 0.75rem;
    display: inline-block;
    font-size: 1.2rem;
    color: gold;
    letter-spacing: 0.2rem;
    animation: popStars 0.4s ease-in-out;
}

@keyframes popStars {
    0% { transform: scale(0.8); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.course-review__item p {
    margin: 0.75rem 0;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--subtext-color);
}

.course-review__item small {
    font-size: 0.85rem;
    color: #aaa;
}

.review-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-right: 2.5rem;
    position: relative;
    flex-wrap: wrap;
}

.review-header img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.review-header a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    line-height: 1.3;
    display: inline-block;
    word-break: break-word;
}

.review-header a:hover {
    color: var(--primary-color-hover);
    text-decoration: underline;
}

.review__footer {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-top: 0.5rem;
}

.review__date {
    font-size: 0.85rem;
    color: var(--subtext-color);
    font-weight: 500;
}

.promo__button--load-more {
    display: block;
    margin: 2rem auto 0;
    padding: 1rem 2rem;
    font-size: 1.05rem;
    font-weight: 600;
    text-align: center;
    color: var(--primary-color);
    background-color: #fff;
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    cursor: pointer;
    transition: all 0.3s ease, transform 0.2s ease;
}

.promo__button--load-more:hover {
    background-color: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
}

.promo__no-reviews-card {
    background-color: #f4f4f4;
    color: #777;
    padding: 1.5rem;
    text-align: center;
    border-radius: 12px;
    font-size: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 1px 4px rgba(0,0,0,0.03);
}

.promo__no-reviews-card i {
    font-size: 1.4rem;
    color: #bbb;
}