.portfolio-hero {
    padding: 190px 0 80px;
    background: radial-gradient(circle at center top, rgba(59, 130, 246, 0.1), transparent 70%);
    text-align: center;
}

.portfolio-hero .badge {
    margin-bottom: 20px;
}

.portfolio-title {
    font-size: 4rem;
    margin-bottom: 20px;
}

.portfolio-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto;
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin: 60px 0 40px;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    padding: 10px 25px;
    border-radius: 30px;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
}

.filter-btn.active {
    background: var(--accent-blue);
    color: var(--bg-dark);
    font-weight: 600;
    border-color: var(--accent-blue);
    box-shadow: 0 0 15px rgba(204, 163, 94, 0.4);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    padding-bottom: 100px;
}

.portfolio-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    height: 400px;
}

.portfolio-item-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.portfolio-item:hover .portfolio-item-img {
    transform: scale(1.08);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 17, 40, 0.95) 0%, rgba(10, 17, 40, 0.4) 50%, transparent 100%);
    opacity: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    transition: opacity 0.4s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item-category {
    color: var(--accent-purple);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 10px;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s ease 0.1s;
}

.portfolio-item-title {
    color: #fff;
    font-family: 'Outfit', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s ease 0.2s;
}

.portfolio-item:hover .portfolio-item-category,
.portfolio-item:hover .portfolio-item-title {
    transform: translateY(0);
    opacity: 1;
}

.template-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--bg-dark);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.real-project-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: #fff;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
    z-index: 10;
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-item {
        height: 350px;
    }

    .portfolio-title {
        font-size: 3rem;
    }
}