/* Project Showcase Styles - 高级简约风格 */

/* Blur-up Progressive Loading */
.blur-up {
    filter: blur(8px);
    transition: filter 0.5s ease;
}
.blur-up.loaded {
    filter: blur(0);
}

/* Filter Tabs */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.project-filter-btn {
    padding: 14px 32px;
    font-size: 14px;
    font-weight: 500;
    color: #666;
    background: #fafafa;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s ease;
}

.project-filter-btn:hover {
    background: #f0f0f0;
}

.project-filter-btn.active {
    background: #000;
    color: #fff;
    border-color: #000;
}

/* Project Grid */
.project-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.project-card {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 32px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(50px);
}

.project-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.project-card:hover {
    transform: translateY(-16px);
    box-shadow: 0 50px 120px rgba(0, 0, 0, 0.12);
}

.project-card-image {
    position: relative;
    height: 300px;
    overflow: hidden;
    background: #f8f8f8;
}

.project-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.project-card:hover .project-card-image img {
    transform: scale(1.08);
}

.project-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.6) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

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

.project-card-category {
    position: absolute;
    top: 28px;
    left: 28px;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    color: #000;
    letter-spacing: 0.05em;
    backdrop-filter: blur(10px);
}

.project-card-content {
    padding: 48px;
}

.project-card-title {
    font-family: 'Manrope', sans-serif;
    font-size: 32px;
    font-weight: 800;
    color: #000;
    margin-bottom: 16px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.project-card-source {
    font-size: 13px;
    color: #999;
    margin-bottom: 20px;
    letter-spacing: 0.05em;
}

.project-card-desc {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 32px;
}

.project-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.project-card-highlight {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: #f5f5f5;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    transition: all 0.4s ease;
}

.project-card:hover .project-card-highlight {
    background: #000;
    color: #fff;
}

.project-card-arrow {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.project-card:hover .project-card-arrow {
    background: #000;
    border-color: #000;
}

.project-card:hover .project-card-arrow .material-symbols-outlined {
    color: #fff;
}

.project-card-arrow .material-symbols-outlined {
    font-size: 24px;
    color: #333;
    transition: all 0.3s ease;
}

/* Empty State */
.project-empty {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    color: #ccc;
    font-size: 18px;
}

/* Pagination */
.project-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    margin-top: 80px;
}

.project-pagination-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.project-pagination-btn:hover:not(:disabled) {
    background: #000;
    border-color: #000;
    transform: scale(1.1);
}

.project-pagination-btn:hover:not(:disabled) .material-symbols-outlined {
    color: #fff;
}

.project-pagination-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.project-pagination-btn .material-symbols-outlined {
    font-size: 28px;
    color: #333;
    transition: all 0.3s ease;
}

.project-pagination-info {
    font-size: 14px;
    color: #999;
    min-width: 80px;
    text-align: center;
}

/* Responsive */
@media (max-width: 1024px) {
    .project-showcase {
        grid-template-columns: 1fr;
        max-width: 700px;
        margin: 0 auto;
    }

    .project-card-image {
        height: 260px;
    }

    .project-card-content {
        padding: 36px;
    }

    .project-card-title {
        font-size: 26px;
    }
}

@media (max-width: 768px) {
    .project-filters {
        gap: 8px;
    }

    .project-filter-btn {
        padding: 10px 20px;
        font-size: 13px;
    }
}