.custom-slider {
    width: 50vw;
    max-width: 900px;
    margin: 1rem 0;
    position: relative;
    overflow: hidden;
    user-select: none;
}

.custom-slider .slides {
    display: flex;
    transition: transform 0.5s ease;
}

.custom-slider .slide {
    flex: 0 0 100%;
    width: 100%;
}

.main-slider .slide img {
    width: 100%;
    height: auto;
    max-height: 50vh;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    object-fit: contain;
    display: block;
}

.thumbs-slider {
    margin-top: 0.5rem;
    width: 90vw;
    max-width: 900px;
    display: flex;
    justify-content: center;
}

.thumbs-slider .slides {
    display: grid;
    grid-template-columns: repeat(5, 90px);
    grid-template-rows: repeat(auto-fit, 90px);
    gap: 8px;
    width: auto;
    max-width: 100%;
    justify-content: center;
}

.thumbs-slider .slide {
    width: 90px;
    height: 90px;
    opacity: 0.5;
    border: 2px solid transparent;
    cursor: pointer;
    transition: opacity 0.3s ease, border 0.3s ease;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thumbs-slider .slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 5px;
    aspect-ratio: 1/1;
}

.thumbs-slider .slide.active {
    opacity: 1;
    border: 2px solid #00DBFF;
}

.thumbs-slider .slide.more {
    width: 90px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    font-size: 1rem;
    color: #333;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease;
    box-sizing: border-box;
}

.thumbs-slider .slide.more:hover {
    background: #00DBFF;
    color: #fff;
}

.slider-button-prev,
.slider-button-next {
    color: #00DBFF;
    background: rgba(255, 255, 255, 0.9);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    position: absolute;
    z-index: 10;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    transition: background 0.3s ease, color 0.3s ease;
    border: 1px solid #00DBFF;
}

.slider-button-prev:hover,
.slider-button-next:hover {
    background: #00DBFF;
    color: #fff;
}

.slider-button-prev::before {
    content: '\2039';
}

.slider-button-next::before {
    content: '\203a';
}

.slider-button-prev {
    left: 10px;
}

.slider-button-next {
    right: 10px;
}

.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    overflow: auto;
}

.modal.active {
    display: flex;
}

.modal .custom-slider {
    width: 100%;
    height: auto;
    margin: 0;
    padding: 0;
}

.modal .slide {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: auto;
    background: transparent;
}

.modal .slide img {
    max-width: 100%;
    max-height: 92vh;
    object-fit: contain;
    border-radius: 0;
}

.modal .slider-button-prev,
.modal .slider-button-next {
    color: #00DBFF;
    width: 48px;
    height: 48px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    font-size: 24px;
    border: 1.5px solid #00DBFF;
    transition: background 0.3s ease, color 0.3s ease;
}

.modal .slider-button-prev:hover,
.modal .slider-button-next:hover {
    background: #00DBFF;
    color: #fff;
}

.modal .slider-button-prev {
    left: 20px;
}

.modal .slider-button-next {
    right: 20px;
}

.close {
    position: fixed;
    top: 15px;
    right: 15px;
    font-size: 2rem;
    color: #fff;
    cursor: pointer;
    z-index: 12;
    padding: 8px;
    transition: color 0.3s ease;
}

.close:hover {
    color: #00DBFF;
}

.left-text-hero-btn {
    width: auto;
    position: relative;
    display: flex;
    -webkit-box-align: start;
    align-items: flex-start;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    flex-direction: column;
    justify-content: flex-start;
    margin-left: 0px;
    margin-right: 0px;
    padding-top: 0px;
    padding-bottom: 0px;
    overflow: hidden;
    transition: background-color 0.3s ease;
    animation: btnUp 1s ease-in-out alternate;
    margin-bottom: 30px;
}

/* Очень маленькие экраны (до 300px) */
@media (max-width: 299px) {
    .custom-slider {
        width: 100vw;
        margin: 0.3rem 0;
    }

    .main-slider .slide img {
        max-height: 30vh;
        border-radius: 4px;
    }

    .thumbs-slider {
        width: 100vw;
        max-width: 100%;
        padding: 0 5px;
    }

    .thumbs-slider .slides {
        grid-template-columns: repeat(4, 60px);
        grid-template-rows: repeat(auto-fit, 60px);
        gap: 4px;
    }

    .thumbs-slider .slide {
        width: 60px;
        height: 60px;
    }

    .thumbs-slider .slide img,
    .thumbs-slider .slide.more {
        width: 100%;
        height: 100%;
        border-radius: 3px;
        font-size: 0.8rem;
    }

    .slider-button-prev,
    .slider-button-next {
        display: none;
    }

    .slider-button-prev {
        left: 5px;
    }

    .slider-button-next {
        right: 5px;
    }

    .modal .slide img {
        max-height: 80vh;
    }

    .modal .slider-button-prev,
    .modal .slider-button-next {
        width: 30px;
        height: 30px;
        font-size: 16px;
        background: rgba(0, 0, 0, 0.7);
        border: 1.5px solid #00DBFF;
        left: 5px;
        right: auto;
    }

    .modal .slider-button-next {
        right: 5px;
        left: auto;
    }

    .close {
        font-size: 1.3rem;
        top: 5px;
        right: 5px;
        padding: 5px;
    }
}

/* Маленькие экраны (300px–479px) */
@media (min-width: 300px) and (max-width: 479px) {
    .custom-slider {
        width: 98vw;
        margin: 0.5rem 0;
    }

    .main-slider .slide img {
        max-height: 35vh;
        border-radius: 6px;
    }

    .thumbs-slider {
        width: 98vw;
        max-width: 100%;
        padding: 0 8px;
    }

    .thumbs-slider .slides {
        grid-template-columns: repeat(4, 70px);
        grid-template-rows: repeat(auto-fit, 70px);
        gap: 6px;
    }

    .thumbs-slider .slide {
        width: 70px;
        height: 70px;
    }

    .thumbs-slider .slide img,
    .thumbs-slider .slide.more {
        width: 100%;
        height: 100%;
        border-radius: 4px;
        font-size: 0.9rem;
    }

    .slider-button-prev,
    .slider-button-next {
        display: none;
    }

    .slider-button-prev {
        left: 8px;
    }

    .slider-button-next {
        right: 8px;
    }

    .modal .slide img {
        max-height: 82vh;
    }

    .modal .slider-button-prev,
    .modal .slider-button-next {
        width: 36px;
        height: 36px;
        font-size: 18px;
        background: rgba(0, 0, 0, 0.7);
        border: 1.5px solid #00DBFF;
        left: 10px;
        right: auto;
    }

    .modal .slider-button-next {
        right: 10px;
        left: auto;
    }

    .close {
        font-size: 1.5rem;
        top: 8px;
        right: 8px;
        padding: 6px;
    }
}

/* Мобильные устройства (480px–767px) */
@media (min-width: 480px) and (max-width: 767px) {
    .custom-slider {
        width: 95vw;
        margin: 0.75rem 0;
    }

    .main-slider .slide img {
        max-height: 40vh;
        border-radius: 6px;
    }

    .thumbs-slider {
        width: 95vw;
        max-width: 100%;
        padding: 0 10px;
    }

    .thumbs-slider .slides {
        grid-template-columns: repeat(5, 90px);
        grid-template-rows: repeat(auto-fit, 90px);
        gap: 8px;
    }

    .thumbs-slider .slide {
        width: 90px;
        height: 90px;
    }

    .thumbs-slider .slide img,
    .thumbs-slider .slide.more {
        width: 100%;
        height: 100%;
        border-radius: 5px;
        font-size: 1rem;
    }

    .slider-button-prev,
    .slider-button-next {
        width: 40px;
        height: 40px;
        font-size: 20px;
        border: 1px solid #00DBFF;
        background: rgba(255, 255, 255, 0.8);
    }

    .slider-button-prev {
        left: 10px;
    }

    .slider-button-next {
        right: 10px;
    }

    .modal .slide img {
        max-height: 85vh;
    }

    .modal .slider-button-prev,
    .modal .slider-button-next {
        width: 40px;
        height: 40px;
        font-size: 20px;
        background: rgba(0, 0, 0, 0.7);
        border: 1.5px solid #00DBFF;
        left: 15px;
        right: auto;
    }

    .modal .slider-button-next {
        right: 15px;
        left: auto;
    }

    .close {
        font-size: 1.7rem;
        top: 10px;
        right: 10px;
        padding: 8px;
    }
}

/* Планшеты (768px–1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
    .custom-slider {
        width: 90vw;
        max-width: 800px;
        margin: 1rem 0;
    }

    .main-slider .slide img {
        max-height: 50vh;
        border-radius: 8px;
    }

    .thumbs-slider {
        width: 90vw;
        max-width: 800px;
        padding: 0 10px;
    }

    .thumbs-slider .slides {
        grid-template-columns: repeat(5, 90px);
        grid-template-rows: repeat(auto-fit, 90px);
        gap: 8px;
    }

    .thumbs-slider .slide {
        width: 90px;
        height: 90px;
    }

    .thumbs-slider .slide img,
    .thumbs-slider .slide.more {
        width: 100%;
        height: 100%;
        border-radius: 5px;
        font-size: 1.1rem;
    }

    .slider-button-prev,
    .slider-button-next {
        width: 48px;
        height: 48px;
        font-size: 24px;
        border: 1px solid #00DBFF;
        background: rgba(255, 255, 255, 0.8);
    }

    .slider-button-prev {
        left: 15px;
    }

    .slider-button-next {
        right: 15px;
    }

    .modal .slide img {
        max-height: 88vh;
    }

    .modal .slider-button-prev,
    .modal .slider-button-next {
        width: 48px;
        height: 48px;
        font-size: 24px;
        background: rgba(0, 0, 0, 0.7);
        border: 1.5px solid #00DBFF;
        left: 20px;
        right: auto;
    }

    .modal .slider-button-next {
        right: 20px;
        left: auto;
    }

    .close {
        font-size: 1.8rem;
        top: 15px;
        right: 15px;
        padding: 8px;
    }
}

/* Большие экраны (выше 1024px) */
@media (min-width: 1025px) {
    .custom-slider {
        width: 50vw;
        max-width: 900px;
        margin: 1.5rem 0;
    }

    .thumbs-slider {
        width: 50vw;
        max-width: 900px;
        padding: 0 10px;
    }

    .thumbs-slider .slides {
        grid-template-columns: repeat(5, 90px);
        grid-template-rows: repeat(auto-fit, 90px);
        gap: 10px;
    }

    .thumbs-slider .slide {
        width: 90px;
        height: 90px;
    }

    .thumbs-slider .slide img,
    .thumbs-slider .slide.more {
        width: 100%;
        height: 100%;
        border-radius: 5px;
        font-size: 1.2rem;
    }

    .slider-button-prev,
    .slider-button-next {
        width: 50px;
        height: 50px;
        font-size: 28px;
        border: 1px solid #00DBFF;
        background: rgba(255, 255, 255, 0.9);
    }

    .slider-button-prev {
        left: 20px;
    }

    .slider-button-next {
        right: 20px;
    }

    .modal .slide img {
        max-height: 92vh;
    }

    .modal .slider-button-prev,
    .modal .slider-button-next {
        width: 50px;
        height: 50px;
        font-size: 28px;
        background: rgba(0, 0, 0, 0.7);
        border: 1.5px solid #00DBFF;
        left: 30px;
        right: auto;
    }

    .modal .slider-button-next {
        right: 30px;
        left: auto;
    }

    .close {
        font-size: 2rem;
        top: 20px;
        right: 20px;
        padding: 10px;
    }
}

.project__content {
    display: flex;
    flex-wrap: nowrap;
    align-items: flex-start;
    gap: 20px;
}

.project__desc {
    flex: 1;
    min-width: 300px;
    margin-left: 20px;
}

.project__cap {
    font-weight: 500;
    font-size: 24px;
    line-height: 34px;
    margin-bottom: 10px;
    font-weight: bold;
}

.project__text {
    font-size: 18px;
    margin-bottom: 30px;
    height: 100%;
    line-height: 1.5;
}

/* Мобильные устройства и ниже (до 767px) */
@media (max-width: 1024px) {
    .project__content {
        flex-wrap: wrap;
        flex-direction: column;
        gap: 10px;
    }

    .project__desc {
        margin-left: 0;
        width: 100%;
        min-width: 0;
    }

    .custom-slider.main-slider,
    .thumbs-slider {
        width: 95vw;
        max-width: 100%;
    }
}

/* Очень маленькие экраны (до 479px) */
@media (max-width: 479px) {

    .project__cap {
        font-size: 20px;
        line-height: 28px;
    }

    p {
        font-size: 16px;
    }
}