/* ========================================
   Portfolio Single Screen Layout
   ======================================== */

.portfolio-single-screen-wrapper {
    display: flex;
    align-items: stretch;
    min-height: 100vh;
    margin: 0;
    padding: 0 15px;
}

.portfolio-grid-side {
    display: flex;
    align-items: center;
    padding: 40px 20px;
    overflow-y: auto;
    max-height: 100vh;
}

.portfolio-info-side {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: #fafafa;
}

.portfolio-info-wrapper {
    width: 100%;
}

.portfolio-title {
    font-size: 42px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 40px;
    position: relative;
    display: inline-block;
}

.portfolio-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: #C5A653;
    bottom: -15px;
    right: 0;
}

.portfolio-filter-vertical {
    text-align: right;
    margin-top: 60px;
    margin-bottom: 40px;
    list-style: none;
    padding: 0;
}

.portfolio-filter-vertical li {
    display: block;
    margin-bottom: 18px;
}

.portfolio-filter-vertical li a {
    font-size: 14px;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 600;
    text-decoration: none;
}

.portfolio-filter-vertical li a::before {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: #C5A653;
    bottom: -5px;
    right: 0;
    transition: width 0.3s ease;
}

.portfolio-filter-vertical li a:hover,
.portfolio-filter-vertical li.current a {
    color: #C5A653;
}

.portfolio-filter-vertical li a:hover::before,
.portfolio-filter-vertical li.current a::before {
    width: 100%;
}

.portfolio-divider {
    width: 60px;
    height: 3px;
    background: #C5A653;
    margin: 40px auto 40px 0;
}

.b-isotope-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.grid-sizer {
    display: none;
}

.b-isotope-grid__item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 1;
}

.b-isotope-grid__inner {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
}

.b-isotope-grid__inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease, filter 0.4s ease;
}

.b-isotope-grid__inner:hover img {
    transform: scale(1.08);
    filter: brightness(0.85);
}

@media (max-width: 991px) {
    .portfolio-single-screen-wrapper {
        flex-direction: column;
        min-height: auto;
    }
    
    .portfolio-grid-side,
    .portfolio-info-side {
        max-height: none;
        padding: 40px 20px;
    }
    
    .portfolio-filter-vertical {
        text-align: left;
    }
    
    .portfolio-filter-vertical li a::before {
        right: auto;
        left: 0;
    }
    
    .portfolio-divider {
        margin: 40px 0;
    }
}

@media (max-width: 767px) {
    .portfolio-single-screen-wrapper {
        padding: 0 10px;
    }
    
    .portfolio-title {
        font-size: 32px;
        margin-bottom: 30px;
    }
    
    .b-isotope-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .portfolio-filter-vertical li {
        margin-bottom: 12px;
    }
    
    .portfolio-filter-vertical li a {
        font-size: 12px;
    }
}