/* ============================================================
   Kurs Slider – Beaver Builder Modul
   ============================================================ */

.ks-wrap {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 16px;
    min-height: 520px;
    box-sizing: border-box;
    align-items: stretch;
}

/* ---------- Linke Spalte: Thumbnails ---------- */

.ks-thumbnails {
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(0,0,0,0.2) transparent;
    padding-right: 2px;
}

.ks-thumbnails::-webkit-scrollbar {
    width: 4px;
}

.ks-thumbnails::-webkit-scrollbar-track {
    background: transparent;
}

.ks-thumbnails::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.2);
    border-radius: 4px;
}

.ks-thumb {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    cursor: pointer;
    flex: 0 0 var(--ks-thumb-h, 120px);
    height: var(--ks-thumb-h, 120px);
    transition: box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.ks-thumb.is-active {
    box-shadow: 0 6px 20px rgba(0,0,0,0.22);
    outline: 3px solid var(--ks-accent, #e8c97a);
    outline-offset: -3px;
}

.ks-thumb-img {
    position: absolute;
    inset: 0;
}

.ks-thumb-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.ks-thumb-placeholder {
    width: 100%;
    height: 100%;
    background: #ccc;
}

.ks-thumb:hover .ks-thumb-img img {
    transform: scale(1.05);
}

.ks-thumb.is-active .ks-thumb-img img {
    transform: scale(1.04);
}

.ks-thumb-overlay {
    position: absolute;
    inset: 0;
    border-radius: 14px;
    background: rgba(0,0,0,0.3);
    transition: background 0.3s ease;
}

.ks-thumb:hover .ks-thumb-overlay {
    background: rgba(0,0,0,0.15);
}

.ks-thumb.is-active .ks-thumb-overlay {
    background: rgba(0,0,0,0.05);
}

/* ---------- Rechte Spalte: Vorschau ---------- */

.ks-previews {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    background: var(--ks-bg, #f5f0e8);
    min-height: 520px;
}

.ks-preview {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    opacity: 0;
    pointer-events: none;
    transform: translateX(20px);
    transition:
        opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.ks-preview.is-active {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

.ks-preview-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 12px;
}

.ks-preview-bg--empty {
    background: var(--ks-bg, #f5f0e8);
}

/* Gradient fuer Lesbarkeit */
.ks-preview::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 35%, rgba(0,0,0,0.5) 100%);
    z-index: 1;
    pointer-events: none;
}

/* ---------- Info-Karte ---------- */

.ks-preview-card {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 460px;
    margin-left: auto;
    margin-top: auto;
    padding: 28px 32px 32px;
    background: rgba(240, 230, 195, 0.93);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 12px;
    opacity: 0;
    transform: translateY(0) translateX(0);
    transition:
        opacity 0.45s cubic-bezier(0.4, 0, 0.2, 1) 0.08s,
        transform 0.45s cubic-bezier(0.4, 0, 0.2, 1) 0.08s;
}

.ks-preview.is-active .ks-preview-card {
    opacity: 1;
    transform: translateX(-14px) translateY(14px);
}

.ks-preview-title {
    font-weight: 700;
    margin: 0 0 14px;
    color: #1a1a1a;
    line-height: 1.25;
}

.ks-preview-desc {
    line-height: 1.7;
    color: #2c2c2c;
    margin-bottom: 22px;
}

.ks-preview-desc p {
    margin: 0 0 8px;
}

.ks-preview-desc p:last-child {
    margin-bottom: 0;
}

/* ---------- Buttons ---------- */

.ks-preview-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.ks-btn {
    display: inline-block;
    padding: 9px 20px;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.22s ease;
    white-space: nowrap;
    line-height: 1.4;
}

.ks-btn--outline {
    border: 2px solid #1a1a1a;
    color: #1a1a1a;
    background: transparent;
}

.ks-btn--outline:hover {
    background: #1a1a1a;
    color: #fff;
    text-decoration: none;
}

.ks-btn--filled {
    border: 2px solid var(--ks-accent, #e8c97a);
    background: var(--ks-accent, #e8c97a);
    color: #1a1a1a;
}

.ks-btn--filled:hover {
    filter: brightness(0.88);
    text-decoration: none;
}

/* ---------- Responsive ---------- */

@media ( max-width: 900px ) {
    .ks-wrap {
        grid-template-columns: 200px 1fr;
    }
}

@media ( max-width: 640px ) {
    .ks-wrap {
        grid-template-columns: 1fr !important;
        gap: 12px;
        min-height: auto;
    }

    /* 2 Thumbnails pro Reihe */
    .ks-thumbnails {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        overflow: visible;
        padding-right: 0;
    }

    .ks-thumb {
        flex: none;
        width: 100%;
        height: 90px;
        border-radius: 10px;
    }

    .ks-thumb.is-active {
        outline: 3px solid var(--ks-accent, #e8c97a);
        outline-offset: -3px;
        box-shadow: 0 6px 20px rgba(0,0,0,0.22);
    }

    .ks-previews {
        border-radius: 14px;
        min-height: 340px;
        overflow: hidden;
    }

    /* Karte: kein Transform auf Mobile, einfach einblenden */
    .ks-preview-card {
        max-width: 100%;
        border-radius: 0;
        padding: 16px 18px 20px;
        transform: none !important;
        margin: auto 0 0 0;
    }

    .ks-preview .ks-preview-card {
        opacity: 0;
        transition: opacity 0.35s ease 0.05s;
    }

    .ks-preview.is-active .ks-preview-card {
        opacity: 1;
    }

    .ks-preview-desc {
        font-size: 0.85rem;
    }
}