/* =========================================================
   tools — «Инструменты» (аккордеон карточек).
   1:1 из blocks.css (раздел 5. TOOLS).
   Лента клиентов вынесена в отдельный блок clients-logos.
   ========================================================= */

.tools-section {
    background-color: var(--color-bg-dark);
    color: var(--color-white);
    padding: 80px 0;
}

.tools-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 64px;
}

.tools-titles {
    max-width: 1155px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.tools-eyebrow {
    font-size: var(--fs-eyebrow);
    color: var(--color-border-light);
}

.tools-main-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: var(--fs-title);
    line-height: 1;
    color: var(--color-white);
}

.tools-title-accent {
    color: var(--color-accent-orange);
}

.tools-subtitle {
    font-size: var(--fs-subtitle);
    line-height: 1.3;
    color: rgba(255, 255, 255, 0.6);
}

.btn-discuss {
    flex-shrink: 0;
    align-self: flex-end;
    margin-bottom: 20px;
    background-color: var(--color-white);
    color: var(--color-bg-dark);
}

.btn-discuss:hover {
    background-color: #f0f0f0;
}

.tools-cards {
    display: flex;
    gap: 16px;
    height: 491px;
}

.tool-card {
    position: relative;
    flex: 0 0 auto;
    width: calc((100% - 598px - 32px) / 3);
    min-width: 0;
    display: flex;
    flex-direction: column;
    padding: 40px 24px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-card-lg);
    overflow: hidden;
    will-change: width, background-color;
    color: var(--color-white);
    transition: width .4s ease-in-out, background-color .4s ease-in-out;
}

.tool-card.active,
.tool-card:hover {
    width: 598px;
    background-color: var(--color-white);
}

.card-top {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.card-title-row {
    position: relative;
}

.card-title {
    max-width: 328px;
    font-family: 'Onest', var(--font-body);
    font-weight: 600;
    font-size: 20px;
    line-height: 1.2;
}

.tool-card.active .card-title,
.tool-card:hover .card-title {
    color: var(--color-bg-dark);
    font-size: 36px;
}

.card-link {
    position: absolute;
    top: 0;
    right: 0;
    max-width: 190px;
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: 18px;
    color: var(--color-accent-orange);
    text-decoration: none;
    text-align: right;
    white-space: normal;
    opacity: 0;
    transition: opacity .3s cubic-bezier(.8, 0, .2, 1);
    transition-delay: 0s;
}

.card-link.show {
    opacity: 1;
    transition-delay: .2s;
}

/* Описание: прижато к низу карточки; появляется с CSS-задержкой 200ms (тайминги Mews) */
.card-middle {
    margin-top: auto;
    max-height: 200px;
    opacity: 0;
    overflow: hidden;
    padding-bottom: 0;
    transition: opacity .3s cubic-bezier(.8, 0, .2, 1);
    transition-delay: 0s;
}

.card-middle.show {
    opacity: 1;
    transition-delay: .2s;
}

.card-details {
    max-width: 526px;
    font-family: 'Onest', var(--font-body);
    font-size: 24px;
    line-height: 1.2;
    color: var(--color-bg-dark);
}

/* Стрелка — в правом нижнем углу, на одной линии с описанием */
.card-bottom {
    position: absolute;
    right: 24px;
    bottom: 36px;
    display: flex;
    justify-content: flex-end;
}

.card-number {
    font-family: 'Onest', var(--font-body);
    font-size: 24px;
    color: rgba(255, 255, 255, 0.5);
    transition: color .3s ease;
}

.tool-card.active .card-number,
.tool-card:hover .card-number {
    color: #888888;
}

.card-arrow {
    color: rgba(255, 255, 255, 0.5);
    transition: opacity .3s cubic-bezier(.8, 0, .2, 1);
    transition-delay: .2s;
}

.tool-card.active .card-arrow,
.tool-card:hover .card-arrow {
    opacity: 0;
    transition-delay: 0s;
}

@media (max-width: 1024px) {
    .tools-cards {
        flex-direction: column;
        height: auto;
    }

    .tool-card,
    .tool-card.active,
    .tool-card:hover {
        width: auto;
    }

    .card-middle {
        max-height: none;
    }

    .tool-card .card-middle {
        opacity: 1;
        padding-bottom: 0;
    }

    .tool-card .card-link {
        opacity: 1;
    }

    .card-bottom {
        position: static;
        margin-top: 16px;
    }

    .tools-header {
        flex-direction: column;
    }

    .btn-discuss {
        align-self: flex-start;
        margin-bottom: 0;
    }
}