.crane-selector-module {
    padding: 60px 0 80px;
    background: #f8fafc;
}

.crane-selector__inner {
    max-width: 1400px;
    width: 90%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 28% 34% 38%;
    gap: 30px;
    align-items: stretch;
}

/* Column 1: Left Intro Panel */
.crane-selector__panel {
    background: linear-gradient(135deg, #0d463e 0%, #062b26 100%);
    color: #ffffff;
    border-radius: 14px;
    padding: 40px 30px;
    box-shadow: 0 12px 30px rgba(6,43,38,0.12);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.crane-selector__badge {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: #ff8a3d;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.crane-selector__title {
    margin: 0 0 20px 0;
    font-size: 28px;
    line-height: 1.3;
    font-weight: 800;
    color: #ffffff;
}

.crane-selector__desc {
    margin: 0 0 35px 0;
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
}

.crane-selector__cta {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #ff8a3d;
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(255,138,61,0.3);
}

.crane-selector__cta:hover {
    background: #e06d20;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,138,61,0.4);
    color: #ffffff;
}

/* Column 2: Middle Scenarios */
.crane-selector__scenarios {
    display: flex;
    flex-direction: column;
}

.scenario-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.scenario-item {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.scenario-item:hover {
    border-color: #0d463e;
    transform: translateX(4px);
}

.scenario-item.active {
    background: #f0fdf4;
    border-color: #0d463e;
    border-left: 5px solid #0d463e;
    padding-left: 20px;
    box-shadow: 0 4px 15px rgba(13,70,62,0.08);
}

.scenario-number {
    display: block;
    font-size: 10px;
    font-weight: 700;
    color: #94a3b8;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    text-transform: uppercase;
}

.scenario-item.active .scenario-number {
    color: #0a8449;
}

.scenario-name {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: #1e293b;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.scenario-item.active .scenario-name {
    color: #0d463e;
}

/* Mobile recommendation container - hidden on desktop */
.scenario-item__card-wrapper {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Column 3: Right Desktop Recommendation Target Container */
.crane-selector__recommendation {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 35px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    position: relative;
    min-height: 480px;
    display: flex;
    flex-direction: column;
}

/* Recommendation Card shared styles (used in desktop container & mobile accordion) */
.recommend-card {
    display: none;
    flex-direction: column;
    height: 100%;
    opacity: 0;
}

.recommend-card.active {
    display: flex;
    opacity: 1;
    animation: cardFadeIn 0.4s forwards;
}

@keyframes cardFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.recommend-card__badge {
    align-self: flex-start;
    background: #e2fbf0;
    color: #0a8449;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.recommend-card__title {
    margin: 0 0 12px 0;
    font-size: 24px;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.3;
}

.recommend-card__desc {
    margin: 0 0 24px 0;
    font-size: 14px;
    color: #475569;
    line-height: 1.6;
}

.recommend-card__media {
    width: 100%;
    aspect-ratio: 16/10;
    background: #f1f5f9;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 24px;
}

.recommend-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.recommend-card__media:hover img {
    transform: scale(1.04);
}

.recommend-card__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: #94a3b8;
    background: #f8fafc;
    font-size: 13px;
    font-style: italic;
    border: 1px dashed #e2e8f0;
    border-radius: 8px;
}

.recommend-card__action {
    display: inline-flex;
    align-items: center;
    margin-top: auto;
    font-size: 15px;
    font-weight: 700;
    color: #ff8a3d;
    text-decoration: none;
    transition: all 0.2s ease;
}

.recommend-card__action:hover {
    color: #e06d20;
    transform: translateX(4px);
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */

@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .crane-selector__inner {
        width: 95%;
        gap: 20px;
        grid-template-columns: 28% 34% 38%;
    }
    .crane-selector__panel {
        padding: 30px 22px;
    }
    .crane-selector__title {
        font-size: 22px;
    }
    .crane-selector__desc {
        font-size: 14px;
        margin-bottom: 25px;
    }
    .crane-selector__cta {
        font-size: 15px;
        padding: 12px 22px;
    }
    .scenario-item {
        padding: 16px 20px;
    }
    .scenario-name {
        font-size: 15px;
    }
    .crane-selector__recommendation {
        padding: 25px;
        min-height: 420px;
    }
    .recommend-card__title {
        font-size: 20px;
    }
}

@media only screen and (max-width: 1000px) {
    .crane-selector__inner {
        width: 90%;
        grid-template-columns: 1fr;
        gap: 24px;
    }

    /* Hide desktop target container on mobile */
    .crane-selector__recommendation {
        display: none;
    }

    .crane-selector__panel {
        padding: 30px;
        align-items: center;
        text-align: center;
    }

    .crane-selector__cta {
        align-self: center;
    }

    .crane-selector__title {
        font-size: 24px;
    }

    /* Mobile Accordion Interaction styling */
    .scenario-item {
        cursor: pointer;
    }

    .scenario-item.active {
        border-left: 5px solid #0d463e;
        background: #ffffff; /* keep item container white on mobile to contrast with accordion */
    }

    .scenario-item__card-wrapper {
        margin-top: 0;
    }

    .scenario-item.active .scenario-item__card-wrapper {
        max-height: 1000px;
        margin-top: 20px;
        padding-top: 20px;
        border-top: 1px dashed #e2e8f0;
    }

    /* Render recommend card nested inside list item on mobile */
    .scenario-item .recommend-card {
        display: flex;
        opacity: 1;
    }
}

@media only screen and (max-width: 767px) {
    .crane-selector-module {
        padding: 40px 0;
    }
    .crane-selector__inner {
        width: 95%;
    }
    .crane-selector__panel {
        padding: 25px 20px;
    }
    .crane-selector__title {
        font-size: 20px;
    }
    .crane-selector__desc {
        font-size: 14px;
        margin-bottom: 20px;
    }
    .scenario-item {
        padding: 16px 20px;
    }
    .scenario-name {
        font-size: 15px;
    }
}