/* ============================================
   DETAIL PAGE UPGRADED LAYOUT
   ============================================ */

.page-detail-upgraded {
    padding-bottom: 48px;
}

.detail-hero-card,
.detail-panel {
    background: linear-gradient(145deg, rgba(20, 25, 50, 0.92), rgba(12, 18, 34, 0.92));
    border: 1px solid rgba(0, 245, 255, 0.12);
    border-radius: 24px;
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
}

.detail-hero-card {
    padding: 32px;
    margin-bottom: 28px;
    position: relative;
    overflow: hidden;
}

.detail-hero-card::before {
    content: '';
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    background: linear-gradient(90deg, #00f5ff, #bc13fe, #00f5ff);
}

.detail-hero-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.detail-hero-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    color: rgba(255,255,255,0.68);
    font-size: 14px;
}

.detail-hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.detail-hero-title {
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.45;
    margin: 0 0 12px;
    color: #fff;
}

.detail-hero-sub {
    color: rgba(255,255,255,0.72);
    line-height: 1.8;
    margin-bottom: 24px;
}

.detail-grid-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 28px;
    align-items: start;
}

.detail-main-column {
    display: grid;
    gap: 24px;
}

.detail-side-column {
    position: relative;
}

.sticky-info-panel {
    position: sticky;
    top: 96px;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 22px;
}

.panel-header.compact {
    margin-bottom: 16px;
}

.panel-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 245, 255, 0.12);
    border: 1px solid rgba(0, 245, 255, 0.2);
    color: #00f5ff;
    font-size: 20px;
    flex-shrink: 0;
}

.panel-title {
    margin: 0;
    font-size: 22px;
    color: #fff;
}

.panel-subtitle {
    margin: 4px 0 0;
    font-size: 14px;
    color: rgba(255,255,255,0.55);
}

.detail-panel {
    padding: 28px;
}

.rich-content-block p {
    font-size: 17px;
    line-height: 2;
    color: rgba(255,255,255,0.86);
    margin: 0 0 18px;
}

.content-unavailable-note {
    padding: 18px 20px;
    border-radius: 16px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
}

.content-unavailable-note p {
    color: rgba(255,255,255,0.78);
    margin: 0 0 12px;
}

.content-unavailable-note p:last-child {
    margin-bottom: 0;
}

.upgraded-images-grid {
    gap: 18px;
}

.images-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.image-card {
    border-radius: 18px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(0, 245, 255, 0.15);
    position: relative;
    transition: all 0.25s ease;
}

.image-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 245, 255, 0.15);
    border-color: rgba(0, 245, 255, 0.28);
}

.image-link {
    display: block;
    cursor: zoom-in;
    background: rgba(0, 0, 0, 0.35);
}

.image-card img {
    width: 100%;
    height: min(70vh, 520px) !important;
    object-fit: contain !important;
    display: block;
    padding: 10px;
    border-radius: 18px;
    transition: opacity 0.2s;
}

.image-card:hover img {
    transform: none;
    opacity: 0.95;
}

.side-info-list {
    display: grid;
    gap: 12px;
    margin-bottom: 20px;
}

.side-info-item {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
}

.side-info-item span {
    color: rgba(255,255,255,0.58);
}

.side-info-item strong {
    color: #fff;
    text-align: right;
}

.side-action-list {
    display: grid;
    gap: 12px;
}

.detail-anchor-btn {
    width: 100%;
}

@media (max-width: 980px) {
    .detail-grid-layout {
        grid-template-columns: 1fr;
    }

    .sticky-info-panel {
        position: static;
        top: auto;
    }
}

@media (max-width: 768px) {
    .detail-hero-card,
    .detail-panel {
        padding: 22px;
        border-radius: 20px;
    }

    .images-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .image-card img {
        height: min(72vw, 420px) !important;
    }
}

@media (max-width: 480px) {
    .detail-hero-title {
        font-size: 24px;
    }

    .image-card img {
        height: min(78vw, 360px) !important;
    }
}