/*=-====Dark Identity - Portfolio Filter Styles=====-*/

:root {
    /* Primary Colors */
    --primary-brick: #B8332F;
    --primary-gold: #D4A027;
    --primary-dark: #1A1A2E;
    --primary-light: #E8D5B7;
    
    /* Complementary Colors */
    --complement-teal: #2F5F5F;
    --complement-cyan: #4A9BA8;
    
    /* Accent Colors */
    --accent-dark: #0D0D1A;
    --accent-light: #F5F1E8;
    
    /* Neutral Colors for Dark Theme */
    --gray-dark: #2A2A3E;
    --gray-medium: #3D3D52;
    --gray-light: #5A5A7A;
    --gray-border: #4A4A5E;
}

/* ===== Portfolio Filter Container ===== */

.portfolioFilter {
    padding: 15px 0;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

/* ===== Portfolio Filter Links ===== */

.portfolioFilter a {
    margin-right: 6px;
    color: var(--primary-gold);
    text-decoration: none;
    border: 2px solid var(--gray-border);
    padding: 8px 18px;
    border-radius: 50px;
    display: inline-block;
    background: var(--gray-dark);
    font-weight: 500;
    font-size: 14px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.portfolioFilter a::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--primary-brick);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    transition: width 0.4s, height 0.4s;
}

.portfolioFilter a:hover {
    color: var(--accent-light);
    border-color: var(--primary-brick);
    box-shadow: 0 4px 12px rgba(184, 51, 47, 0.3);
}

.portfolioFilter a:hover::before {
    width: 100%;
    height: 100%;
}

/* ===== Active Filter Button ===== */

.portfolioFilter a.current {
    background: var(--primary-brick);
    border: 2px solid var(--primary-brick);
    color: var(--accent-light);
    box-shadow: 0 6px 16px rgba(184, 51, 47, 0.4);
    transform: translateY(-2px);
}

.portfolioFilter a.current:hover {
    box-shadow: 0 8px 20px rgba(184, 51, 47, 0.5);
}

/* ===== Portfolio Container ===== */

.portfolioContainer {
    border: 1px solid var(--gray-border);
    border-radius: 8px;
    background: var(--gray-dark);
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease-in-out;
}

.portfolioContainer:hover {
    box-shadow: 0 8px 24px rgba(212, 160, 39, 0.15);
    border-color: var(--primary-gold);
}

/* ===== Isotope Items ===== */

.isotope-item {
    z-index: 2;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.isotope-hidden.isotope-item {
    pointer-events: none;
    z-index: 1;
    opacity: 0;
}

/* ===== Isotope Container ===== */

.isotope,
.isotope .isotope-item {
    -webkit-transition-duration: 0.8s;
    -moz-transition-duration: 0.8s;
    transition-duration: 0.8s;
}

.isotope {
    -webkit-transition-property: height, width;
    -moz-transition-property: height, width;
    transition-property: height, width;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.isotope .isotope-item {
    -webkit-transition-property: -webkit-transform, opacity;
    -moz-transition-property: -moz-transform, opacity;
    transition-property: transform, opacity;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Enhanced Portfolio Item Styling ===== */

.isotope-item {
    border-radius: 6px;
    overflow: hidden;
    background: var(--gray-medium);
    border: 1px solid var(--gray-border);
    transition: all 0.4s ease-in-out;
}

.isotope-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(212, 160, 39, 0.2);
    border-color: var(--primary-gold);
}

.isotope-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.4s ease-in-out;
}

.isotope-item:hover img {
    transform: scale(1.05);
}

/* ===== Responsive Design ===== */

@media only screen and (max-width: 768px) {
    .portfolioFilter {
        padding: 12px 0;
        justify-content: center;
        gap: 8px;
    }
    
    .portfolioFilter a {
        padding: 6px 14px;
        font-size: 13px;
        margin-right: 4px;
    }
    
    .portfolioContainer {
        padding: 15px;
    }
}

@media only screen and (max-width: 480px) {
    .portfolioFilter {
        padding: 10px 0;
    }
    
    .portfolioFilter a {
        padding: 5px 12px;
        font-size: 12px;
        border-radius: 25px;
    }
}