/* Instrument hero, details, specifications, inquiry actions and photo/video layout.
 * Load after Bootstrap; load main.css before a page-type stylesheet.
 * Breakpoints retain the original min-width values.
 */

/* Instrument hero and primary actions */
.inventory-item-hero {
    overflow: hidden;
    background-color: var(--bg-deep);
}

.inventory-item-hero::before {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(to right, rgba(20, 17, 15, 0.95), rgba(20, 17, 15, 0.48));
    content: '';
}

.inventory-item-hero-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 48%;
}

.inventory-item-hero > .container {
    position: relative;
    z-index: 2;
}

.inventory-hero-actions {
    display: grid;
    gap: 16px;
}

.inventory-hero-actions .btn-primary,
.inventory-hero-actions .btn-dark {
    width: 100%;
    text-align: center;
}

/* Instrument introduction, details and media */
.inventory-detail-intro {
    max-width: 980px;
    margin: 0 auto 36px;
    text-align: center;
}

.inventory-detail-intro .inner-page-kicker {
    position: relative;
    display: inline-block;
    margin-bottom: 14px;
    padding-bottom: 10px;
}

.inventory-detail-intro .inner-page-kicker::after {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 78px;
    height: 3px;
    background-color: var(--kei-red);
    content: '';
    transform: translateX(-50%);
}

.inventory-detail-intro h2 {
    font-size: clamp(2.1rem, 4vw, 4rem);
    line-height: 1.05;
    margin-bottom: 16px;
}

.inventory-detail-intro p:not(.inner-page-kicker) {
    max-width: 780px;
    margin: 0 auto;
    font-size: 1.08rem;
}

.inventory-video-frame {
    background-color: var(--bg-deep);
    border: 2px solid var(--kei-red);
}

.inventory-detail-copy {
    margin-top: 36px;
}

.inventory-detail-copy h3 {
    padding-left: 14px;
    border-left: 4px solid var(--kei-red);
}

.inventory-detail-copy p {
    font-size: 1.02rem;
}

/* Specifications and inquiry actions */
.inventory-details-panel {
    padding: clamp(22px, 3vw, 30px);
    background-color: var(--bg-cream);
    color: var(--text-dark);
    border: 1px solid rgba(184, 43, 43, 0.45);
    border-top: 5px solid var(--kei-red);
    box-shadow: 0 18px 38px rgba(0, 0, 0, 0.24);
}

.inventory-details-panel h3 {
    color: var(--text-dark);
}

.inventory-spec-list {
    padding: 0;
}

.inventory-spec-list h3 {
    margin-top: 0;
    padding-left: 0;
    border-left: 0;
}

.inventory-spec-list dl {
    margin: 0;
}

.inventory-spec-list div {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 12px 0;
    border-top: 1px solid rgba(184, 43, 43, 0.35);
}

.inventory-spec-list dt {
    color: var(--text-dark);
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.inventory-spec-list dd {
    margin: 0;
    color: var(--text-dark);
}

.inventory-detail-actions {
    display: grid;
    gap: 14px;
    margin-top: 28px;
}

.inventory-detail-actions .btn-primary,
.inventory-detail-actions .btn-dark {
    width: 100%;
    text-align: center;
}

.inventory-detail-actions .inventory-inquiry-button,
.inventory-detail-actions .inventory-inquiry-button:hover,
.inventory-detail-actions .inventory-inquiry-button:focus-visible {
    background-color: var(--kei-red);
    color: var(--white);
    border-color: var(--kei-red);
}

.inventory-detail-actions .inventory-inquiry-button:hover,
.inventory-detail-actions .inventory-inquiry-button:focus-visible {
    background-color: var(--kei-red-glow);
}

.inventory-details-panel .btn-dark {
    background-color: transparent;
    color: var(--text-dark);
}

.inventory-details-panel .btn-dark:hover,
.inventory-details-panel .btn-dark:focus-visible {
    background-color: var(--kei-red);
    color: var(--white);
}

.inventory-photo-gallery {
    margin-top: 44px;
    padding-top: 28px;
    border-top: 1px solid rgba(184, 43, 43, 0.45);
}

/* Responsive specifications and actions */
@media (min-width: 768px) {
    .inventory-hero-actions {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
    }

    .inventory-hero-actions .btn-primary,
    .inventory-hero-actions .btn-dark {
        width: auto;
    }

    .inventory-spec-list div {
        grid-template-columns: minmax(110px, 0.85fr) 1.15fr;
        gap: 16px;
    }
}