/* PORTFOLIO GRID STYLES */
/* Simpan sebagai css/portfolio-grid.css di tema Anda */

.portfolio-grid {
    display: grid;
    gap: 30px;
    margin: 40px 0;
    animation: fadeInUp 0.8s ease-out;
}

.portfolio-grid.columns-2 {
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
}

.portfolio-grid.columns-3 {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.portfolio-grid.columns-4 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Portfolio Item */
.portfolio-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.portfolio-item-inner {
    position: relative;
    height: 400px;
    overflow: hidden;
}

/* Portfolio Image */
.portfolio-image {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    filter: brightness(0.8) contrast(1.1);
}

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

/* Overlay Effect */
.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(102, 126, 234, 0.85) 0%,
        rgba(118, 75, 162, 0.85) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    opacity: 0;
    transition: all 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

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

/* Portfolio Content */
.portfolio-content {
    text-align: center;
    padding: 30px;
    color: white;
    transform: translateY(30px);
    transition: transform 0.4s ease 0.1s;
}

.portfolio-item:hover .portfolio-content {
    transform: translateY(0);
}

/* Portfolio Tags */
.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
    animation: slideInDown 0.6s ease 0.2s both;
}

.portfolio-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.portfolio-tag:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Portfolio Title */
.portfolio-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 10px 0;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.6s ease 0.3s both;
}

/* Portfolio Client */
.portfolio-client {
    font-size: 16px;
    font-weight: 400;
    margin: 0 0 20px 0;
    color: rgba(255, 255, 255, 0.9);
    animation: fadeInUp 0.6s ease 0.4s both;
}

/* Portfolio Actions */
.portfolio-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    animation: fadeInUp 0.6s ease 0.5s both;
}

.portfolio-link,
.portfolio-external {
    display: inline-block;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.portfolio-link:hover,
.portfolio-external:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    color: white;
    text-decoration: none;
}

/* Alternate Grid Layout */
.portfolio-item:nth-child(even) {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.portfolio-item:nth-child(3n) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.portfolio-item:nth-child(4n) {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.portfolio-item:nth-child(5n) {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: 1fr !important;
        gap: 20px;
        margin: 20px 0;
    }
    
    .portfolio-item-inner {
        height: 300px;
    }
    
    .portfolio-title {
        font-size: 20px;
    }
    
    .portfolio-content {
        padding: 20px;
    }
    
    .portfolio-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .portfolio-link,
    .portfolio-external {
        width: 100%;
        text-align: center;
        max-width: 200px;
    }
}

@media (max-width: 480px) {
    .portfolio-tags {
        gap: 5px;
    }
    
    .portfolio-tag {
        font-size: 11px;
        padding: 4px 8px;
    }
    
    .portfolio-title {
        font-size: 18px;
    }
    
    .portfolio-client {
        font-size: 14px;
    }
}

/* Loading Animation */
.portfolio-grid.loading {
    opacity: 0;
}

.portfolio-grid.loaded {
    opacity: 1;
    animation: fadeInUp 0.8s ease-out;
}

/* PORTFOLIO FILTER TABS - Namespaced to avoid conflicts */
.pf-portfolio-filter-container {
    margin-bottom: 50px;
    text-align: center;
    animation: pfFadeInUp 0.6s ease-out;
    position: relative;
    z-index: 10;
}

.pf-portfolio-filter-tabs {
    display: inline-flex;
    background: linear-gradient(145deg, #ffffff, #f0f0f0);
    border-radius: 60px;
    padding: 6px;
    box-shadow: 
        20px 20px 60px #d1d1d1,
        -20px -20px 60px #ffffff,
        inset 5px 5px 10px rgba(255, 255, 255, 0.5),
        inset -5px -5px 10px rgba(0, 0, 0, 0.1);
    gap: 4px;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    border: 2px solid rgba(255, 255, 255, 0.8);
}

.pf-portfolio-filter-tab {
    position: relative;
    background: transparent;
    border: none;
    padding: 16px 28px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #4a5568;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    min-width: 130px;
    outline: none;
    user-select: none;
    position: relative;
    z-index: 2;
}

.pf-portfolio-filter-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, #667eea, #764ba2);
    border-radius: 50px;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.pf-portfolio-filter-tab::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.4), transparent 70%);
    border-radius: 50px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
    pointer-events: none;
}

.pf-portfolio-filter-tab span {
    position: relative;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.pf-portfolio-filter-tab:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 10px 25px rgba(102, 126, 234, 0.2),
        0 4px 12px rgba(0, 0, 0, 0.1);
    color: #2d3748;
}

.pf-portfolio-filter-tab:hover::before {
    transform: scale(0.95);
    opacity: 0.1;
}

.pf-portfolio-filter-tab:active {
    transform: translateY(-1px);
}

.pf-portfolio-filter-tab.pf-active {
    color: white;
    transform: translateY(-4px);
    box-shadow: 
        0 15px 35px rgba(102, 126, 234, 0.4),
        0 8px 20px rgba(0, 0, 0, 0.15);
}

.pf-portfolio-filter-tab.pf-active::before {
    opacity: 1;
    transform: scale(1);
}

.pf-portfolio-filter-tab.pf-active::after {
    opacity: 1;
}

.pf-portfolio-filter-tab.pf-active:hover {
    color: white;
    transform: translateY(-4px) scale(1.02);
}

/* Tab count badges with modern styling */
.pf-tab-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.3);
    color: currentColor;
    font-size: 11px;
    font-weight: 800;
    padding: 2px 8px;
    border-radius: 20px;
    min-width: 20px;
    height: 20px;
    margin-left: 6px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.pf-portfolio-filter-tab.pf-active .pf-tab-count {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

/* Modern ripple effect */
.pf-portfolio-filter-tab {
    overflow: hidden;
}

.pf-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: pfRipple 0.6s linear;
    pointer-events: none;
    z-index: 0;
}

@keyframes pfRipple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Enhanced animations */
@keyframes pfFadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading state with modern spinner */
.pf-portfolio-grid.pf-filtering {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.pf-portfolio-grid.pf-filtering::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    margin: -25px 0 0 -25px;
    border: 3px solid rgba(102, 126, 234, 0.2);
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: pfSpin 1s linear infinite;
    z-index: 1000;
}

@keyframes pfSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Filter animation states */
.pf-portfolio-item {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
    transform: scale(1);
}

.pf-portfolio-item.pf-filter-hidden {
    opacity: 0;
    transform: scale(0.8) translateY(20px);
    pointer-events: none;
}

.pf-portfolio-item.pf-filter-visible {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
}

/* Responsive design for tabs */
@media (max-width: 768px) {
    .pf-portfolio-filter-tabs {
        flex-direction: column;
        background: transparent;
        padding: 0;
        box-shadow: none;
        gap: 12px;
        border: none;
    }
    
    .pf-portfolio-filter-tab {
        min-width: auto;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
        background: linear-gradient(145deg, #ffffff, #f0f0f0);
        border: 2px solid rgba(102, 126, 234, 0.1);
        box-shadow: 
            8px 8px 16px #d1d1d1,
            -8px -8px 16px #ffffff;
    }
    
    .pf-portfolio-filter-tab.pf-active {
        background: linear-gradient(145deg, #667eea, #764ba2);
        border-color: transparent;
    }
    
    .pf-portfolio-filter-container {
        margin-bottom: 30px;
    }
}

@media (max-width: 480px) {
    .pf-portfolio-filter-tab {
        padding: 14px 24px;
        font-size: 12px;
        max-width: 280px;
    }
    
    .pf-tab-count {
        font-size: 10px;
        padding: 1px 6px;
        min-width: 18px;
        height: 18px;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .pf-portfolio-filter-tabs {
        background: linear-gradient(145deg, #2d3748, #1a202c);
        box-shadow: 
            20px 20px 60px #151a21,
            -20px -20px 60px #2d3748;
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .pf-portfolio-filter-tab {
        color: #e2e8f0;
    }
    
    .pf-portfolio-filter-tab:hover {
        color: #f7fafc;
    }
    
    @media (max-width: 768px) {
        .pf-portfolio-filter-tab {
            background: linear-gradient(145deg, #2d3748, #1a202c);
            border-color: rgba(102, 126, 234, 0.2);
            box-shadow: 
                8px 8px 16px #151a21,
                -8px -8px 16px #2d3748;
        }
    }
}

/* Portfolio placeholder for missing images */
.portfolio-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.placeholder-content {
    text-align: center;
    color: #a0aec0;
}

.placeholder-icon {
    font-size: 48px;
    display: block;
    margin-bottom: 10px;
}

.placeholder-text {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Portfolio summary styling */
.pf-portfolio-summary {
    animation: pfFadeInUp 0.6s ease-out 0.8s both;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* No portfolio state */
.pf-no-portfolio {
    text-align: center;
    padding: 60px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Enhanced portfolio item states */
.pf-portfolio-item.pf-filter-hidden {
    opacity: 0;
    transform: scale(0.8) translateY(30px);
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.pf-portfolio-item.pf-filter-visible {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Improved accessibility focus styles */
.pf-portfolio-filter-tab:focus-visible {
    outline: 3px solid rgba(102, 126, 234, 0.6);
    outline-offset: 3px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .pf-portfolio-filter-tabs {
        border: 3px solid;
        background: white;
    }
    
    .pf-portfolio-filter-tab {
        border: 2px solid;
        color: black;
    }
    
    .pf-portfolio-filter-tab.pf-active {
        background: black;
        color: white;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .pf-portfolio-filter-tab,
    .pf-portfolio-item,
    .pf-portfolio-filter-tabs {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .pf-portfolio-filter-tab::before,
    .pf-portfolio-filter-tab::after {
        transition: none !important;
    }
}

/* Alternative tab style - Gradient tabs */
.portfolio-filter-tabs.style-gradient .portfolio-filter-tab {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 30%, #4facfe 60%, #00f2fe 100%);
    background-size: 300% 300%;
    color: white;
    border: 2px solid transparent;
    animation: gradientShift 6s ease infinite;
}

.portfolio-filter-tabs.style-gradient .portfolio-filter-tab:nth-child(2) {
    animation-delay: -1s;
}

.portfolio-filter-tabs.style-gradient .portfolio-filter-tab:nth-child(3) {
    animation-delay: -2s;
}

.portfolio-filter-tabs.style-gradient .portfolio-filter-tab:nth-child(4) {
    animation-delay: -3s;
}

.portfolio-filter-tabs.style-gradient .portfolio-filter-tab.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    animation: none;
    transform: translateY(-5px) scale(1.05);
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Tab counter badges */
.portfolio-filter-tab .tab-count {
    display: inline-block;
    background: rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.9);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 8px;
    transition: all 0.3s ease;
}

.portfolio-filter-tab.active .tab-count {
    background: rgba(255, 255, 255, 0.4);
    color: white;
}

/* Filter animation states */
.portfolio-item {
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.portfolio-item.filter-hidden {
    opacity: 0;
    transform: scale(0.8) translateY(20px);
    pointer-events: none;
}

.portfolio-item.filter-visible {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
}

/* Loading state for filter */
.portfolio-grid.filtering {
    opacity: 0.7;
    pointer-events: none;
}

.portfolio-grid.filtering::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    border: 3px solid rgba(102, 126, 234, 0.3);
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: filterSpin 1s linear infinite;
    transform: translate(-50%, -50%);
    z-index: 10;
}

@keyframes filterSpin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Tab responsive design */
@media (max-width: 768px) {
    .portfolio-filter-tabs {
        flex-direction: column;
        background: none;
        border: none;
        padding: 0;
        gap: 10px;
        backdrop-filter: none;
        box-shadow: none;
    }
    
    .portfolio-filter-tab {
        min-width: auto;
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .portfolio-filter-tab.active {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }
}

@media (max-width: 480px) {
    .portfolio-filter-container {
        margin-bottom: 30px;
    }
    
    .portfolio-filter-tab {
        padding: 12px 20px;
        font-size: 13px;
        max-width: 250px;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .portfolio-filter-tabs {
        background: rgba(0, 0, 0, 0.3);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .portfolio-filter-tab {
        color: #a0aec0;
    }
    
    .portfolio-filter-tab:hover span {
        color: #e2e8f0;
    }
}

/* Custom Scrollbar for Portfolio Content */
.portfolio-content::-webkit-scrollbar {
    width: 6px;
}

.portfolio-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.portfolio-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

.portfolio-content::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}