.reference-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    position: relative;
}

.reference-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: rgba(108, 59, 255, 0.1);
}

.reference-card-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Görsel Alanı */
.reference-card-image {
    position: relative;
    overflow: hidden;
    background: #f5f5f5;
    height: 220px;
    flex-shrink: 0;
}

.reference-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reference-card:hover .reference-card-image img {
    transform: scale(1.04);
}

/* Overlay */
.reference-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
                rgba(var(--primary-color-rgb, 108, 59, 255), 0.85) 0%,
                rgba(var(--primary-color-rgb, 108, 59, 255), 0.4) 50%,
                rgba(0, 0, 0, 0.3) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.reference-card:hover .reference-card-overlay {
    opacity: 1;
}

.reference-card-actions {
    display: flex;
    gap: 0.5rem;
    transform: translateY(10px);
    transition: transform 0.4s ease;
}

.reference-card:hover .reference-card-actions {
    transform: translateY(0);
}

/* Placeholder (görsel yoksa) */
.reference-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8faff 0%, #f0f4ff 100%);
    color: #d1d5db;
}

/* Badge */
.reference-card-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--primary-color);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.25rem 0.8rem;
    border-radius: 50px;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 12px rgba(108, 59, 255, 0.2);
    z-index: 1;
}

/* İçerik */
.reference-card-body {
    padding: 1.25rem 1.25rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.reference-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: #0a0a0a;
    margin-bottom: 0.5rem;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.reference-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    margin-top: auto;
}

.meta-item {
    font-size: 0.8rem;
    color: #6b7280;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.meta-item i {
    font-size: 0.7rem;
    color: var(--primary-color);
    opacity: 0.6;
}

.meta-item.category {
    background: rgba(108, 59, 255, 0.06);
    color: var(--primary-color);
    padding: 0.1rem 0.6rem;
    border-radius: 50px;
    font-weight: 500;
}

.meta-item.category i {
    opacity: 1;
}

/* Öne Çıkan Kart */
.reference-card.featured {
    border-color: rgba(108, 59, 255, 0.15);
    background: linear-gradient(145deg, #ffffff 0%, #faf8ff 100%);
}

.reference-card.featured .reference-card-image {
    height: 240px;
}

/* Responsive */
@media (max-width: 576px) {
    .reference-card-image {
        height: 180px;
    }
    .reference-card.featured .reference-card-image {
        height: 200px;
    }
    .reference-card-body {
        padding: 1rem;
    }
    .reference-card-title {
        font-size: 0.95rem;
    }
    .meta-item {
        font-size: 0.7rem;
    }
    .reference-card-actions .btn {
        font-size: 0.7rem;
        padding: 0.2rem 0.6rem;
    }
}