/* ===================== PAGE HERO ===================== */
.page-hero {
    padding: 140px 0 60px;
    background: linear-gradient(135deg, var(--bg) 0%, var(--primary-light) 100%);
    background-image: url('images/hero-portfolio.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    text-align: center;
}

.page-hero-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 16px;
}

.page-hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 680px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===================== FILTER TABS ===================== */
.portfolio-filter-section {
    padding: 40px 0 0;
    background: var(--bg-light);
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 10px 24px;
    background: #fff;
    border: 2px solid var(--border);
    border-radius: 50px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.filter-tab:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* ===================== PORTFOLIO GRID ===================== */
.portfolio-section {
    padding: 40px 0 80px;
    background: var(--bg-light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-item {
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.portfolio-item.hidden {
    display: none;
}

.portfolio-card {
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
}

.portfolio-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

/* Thumbnail Variants */
.portfolio-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.portfolio-thumb.square {
    aspect-ratio: 1;
}

.portfolio-thumb.vertical {
    aspect-ratio: 9 / 16;
    max-height: 360px;
}

.portfolio-thumb.wide {
    aspect-ratio: 16 / 9;
}

/* Placeholder Icons */
.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, #E0E7FF 100%);
}

.portfolio-placeholder i {
    font-size: 3.5rem;
    color: var(--primary);
    opacity: 0.2;
}

.portfolio-placeholder.social {
    background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
}

.portfolio-placeholder.social i {
    color: #D97706;
}

.portfolio-placeholder.reel {
    background: linear-gradient(135deg, #FCE7F3 0%, #F9A8D4 100%);
}

.portfolio-placeholder.reel i {
    color: #DB2777;
}

.portfolio-placeholder.video {
    background: linear-gradient(135deg, #DCFCE7 0%, #86EFAC 100%);
}

.portfolio-placeholder.video i {
    color: #16A34A;
}

/* Overlay */
.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.portfolio-cat {
    padding: 8px 20px;
    background: #fff;
    color: var(--secondary);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Info */
.portfolio-info {
    padding: 20px 24px 24px;
}

.portfolio-info h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 6px;
}

.portfolio-info p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 14px;
}

.portfolio-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.portfolio-tags span {
    padding: 4px 12px;
    background: var(--bg-light);
    color: var(--text-light);
    font-size: 0.72rem;
    font-weight: 600;
    border-radius: 50px;
    border: 1px solid var(--border);
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .page-hero-title {
        font-size: 2.2rem;
    }

    .filter-tabs {
        gap: 6px;
    }

    .filter-tab {
        padding: 8px 16px;
        font-size: 0.82rem;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .portfolio-thumb.vertical {
        max-height: 300px;
    }
}

@media (max-width: 480px) {
    .page-hero-title {
        font-size: 1.8rem;
    }

    .filter-tab {
        padding: 6px 14px;
        font-size: 0.78rem;
    }
}