/* Portfolio Section */
        .portfolio-section {
            padding: 100px 0;
            background: #f0efed;
        }
        
        .portfolio-header {
            text-align: center;
            margin-bottom: 80px;
        }
        
        .portfolio-label {
            font-size: 13px;
            font-weight: 600;
            text-transform: uppercase;
            color: #B86542;
            margin-bottom: 16px;
            letter-spacing: 2px;
        }
        
        .portfolio-header h2 {
            font-size: clamp(36px, 6vw, 56px);
           
            margin-bottom: 24px;
            color: #1e1e1e;
            letter-spacing: -0.03em;
            line-height: 1.1;
        }
        
        .portfolio-header .highlight {
            color: #B86542;
        }
        
        .portfolio-header p {
            font-size: 18px;
            color: #1e1e1e;
            max-width: 600px;
            margin: 0 auto;
            opacity: 0.8;
            font-weight: 300;
        }
        
        /* Portfolio Slider Container */
        .portfolio-slider-container {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .portfolio-slider {
            overflow: hidden;
            border-radius: 24px;
            position: relative;
        }
        
        .portfolio-slides {
            display: flex;
            transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        
        .portfolio-slide {
            min-width: 100%;
            display: flex;
            background: #ffffff;
            box-shadow: 0 8px 32px rgba(30, 30, 30, 0.1);
        }
        
        /* Portfolio Image */
        .portfolio-image {
            flex: 1.2;
            height: 600px;
            min-height: 600px;
            position: relative;
            overflow: hidden;
        }
        
        .portfolio-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* Placeholder Images */
        .image-placeholder {
            width: 100%;
            height: 100%;
            min-height: 600px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            color: #ffffff;
        }
        
        .image-placeholder i {
            font-size: 80px;
            margin-bottom: 24px;
            opacity: 0.9;
        }
        
        .image-placeholder span {
            font-size: 18px;
            opacity: 0.9;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 600;
        }
        
        /* Different background colors for slides */
        .portfolio-slide:nth-child(1) .image-placeholder {
            background: linear-gradient(135deg, #A3B9A0 0%, #8fa68c 100%);
        }
        
        .portfolio-slide:nth-child(2) .image-placeholder {
            background: linear-gradient(135deg, #D4A25A 0%, #c4924a 100%);
        }
        
        .portfolio-slide:nth-child(3) .image-placeholder {
            background: linear-gradient(135deg, #C9A29A 0%, #b99289 100%);
        }
        
        .portfolio-slide:nth-child(4) .image-placeholder {
            background: linear-gradient(135deg, #AAB7BD 0%, #9aa7ad 100%);
        }
        
        .portfolio-slide:nth-child(5) .image-placeholder {
            background: linear-gradient(135deg, #1e1e1e 0%, #3a3a3a 100%);
        }
        
        /* Audio Wave Visualizer */
        .audio-visualizer {
            width: 100%;
            height: 100%;
            min-height: 600px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            background: linear-gradient(135deg, #1e1e1e 0%, #3a3a3a 100%);
            position: relative;
            overflow: hidden;
        }
        
        .wave-container {
            position: relative;
            width: 400px;
            height: 200px;
            margin-bottom: 40px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            padding: 0 20px;
        }
        
        .wave {
            width: 6px;
            background: #B86542;
            border-radius: 3px;
            animation: wave 1.5s ease-in-out infinite;
            opacity: 0.7;
        }
        
        .wave:nth-child(1) { height: 20px; animation-delay: 0s; }
        .wave:nth-child(2) { height: 40px; animation-delay: 0.1s; }
        .wave:nth-child(3) { height: 60px; animation-delay: 0.2s; }
        .wave:nth-child(4) { height: 30px; animation-delay: 0.3s; }
        .wave:nth-child(5) { height: 80px; animation-delay: 0.4s; }
        .wave:nth-child(6) { height: 45px; animation-delay: 0.5s; }
        .wave:nth-child(7) { height: 70px; animation-delay: 0.6s; }
        .wave:nth-child(8) { height: 35px; animation-delay: 0.7s; }
        .wave:nth-child(9) { height: 90px; animation-delay: 0.8s; }
        .wave:nth-child(10) { height: 55px; animation-delay: 0.9s; }
        .wave:nth-child(11) { height: 75px; animation-delay: 1.0s; }
        .wave:nth-child(12) { height: 40px; animation-delay: 1.1s; }
        .wave:nth-child(13) { height: 85px; animation-delay: 1.2s; }
        .wave:nth-child(14) { height: 50px; animation-delay: 1.3s; }
        .wave:nth-child(15) { height: 65px; animation-delay: 1.4s; }
        
        @keyframes wave {
            0%, 100% { transform: scaleY(1); opacity: 0.7; }
            50% { transform: scaleY(1.5); opacity: 1; }
        }
        
        .wave.playing {
            animation-duration: 0.3s;
            background: #ffffff;
            opacity: 1;
        }
        
        .audio-play-btn {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
            border: 3px solid #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-bottom: 20px;
            backdrop-filter: blur(10px);
        }
        
        .audio-play-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: scale(1.1);
        }
        
        .audio-play-btn.playing {
            background: rgba(184, 101, 66, 0.9);
            border-color: #B86542;
        }
        
        .audio-play-btn i {
            font-size: 28px;
            color: #ffffff;
            margin-left: 3px;
        }
        
        .audio-play-btn.playing i {
            margin-left: 0;
        }
        
        .audio-info {
            text-align: center;
            color: #ffffff;
        }
        
        .audio-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            opacity: 0.9;
        }
        
        .audio-duration {
            font-size: 14px;
            opacity: 0.7;
        }
        
        .audio-progress {
            width: 300px;
            height: 4px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 2px;
            margin: 20px 0;
            position: relative;
            cursor: pointer;
        }
        
        .audio-progress-bar {
            height: 100%;
            background: #B86542;
            border-radius: 2px;
            width: 0%;
            transition: width 0.1s ease;
        }
        
        .audio-player {
            display: none;
        }
        
        /* Portfolio Content */
        .portfolio-content {
            flex: 1;
            padding: 60px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-height: 600px;
        }
        
        .portfolio-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .portfolio-category {
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 8px 16px;
            border-radius: 20px;
        }
        
        .portfolio-slide:nth-child(1) .portfolio-category {
            background: rgba(163, 185, 160, 0.15);
            color: #A3B9A0;
        }
        
        .portfolio-slide:nth-child(2) .portfolio-category {
            background: rgba(212, 162, 90, 0.15);
            color: #D4A25A;
        }
        
        .portfolio-slide:nth-child(3) .portfolio-category {
            background: rgba(201, 162, 154, 0.15);
            color: #C9A29A;
        }
        
        .portfolio-slide:nth-child(4) .portfolio-category {
            background: rgba(170, 183, 189, 0.15);
            color: #AAB7BD;
        }
        
        .portfolio-slide:nth-child(5) .portfolio-category {
            background: rgba(30, 30, 30, 0.15);
            color: #1e1e1e;
        }
        
        .portfolio-year {
            font-size: 14px;
            color: #1e1e1e;
            opacity: 0.6;
            font-weight: 500;
        }
        
        .portfolio-content h3 {
            font-size: 32px;
            font-weight: 700;
            color: #1e1e1e;
            margin-bottom: 16px;
            line-height: 1.2;
        }
        
        .portfolio-client {
            font-size: 16px;
            color: #1e1e1e;
            opacity: 0.7;
            margin-bottom: 24px;
            font-weight: 500;
        }
        
        .portfolio-description {
            font-size: 16px;
            color: #1e1e1e;
            opacity: 0.8;
            line-height: 1.6;
            margin-bottom: 32px;
        }
        
        .portfolio-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }
        
        .portfolio-tag {
            padding: 6px 14px;
            background: rgba(30, 30, 30, 0.06);
            color: #1e1e1e;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
        }
        
        .portfolio-stats {
            display: flex;
            gap: 32px;
            margin-bottom: 32px;
            justify-content: flex-start;
        }
        
        .stat-item {
            text-align: center;
            flex: 1;
        }
        
        .stat-number {
            font-size: 24px;
            font-weight: 700;
            color: #1e1e1e;
            display: block;
        }
        
        .stat-label {
            font-size: 12px;
            color: #1e1e1e;
            opacity: 0.6;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-top: 4px;
        }
        
        .portfolio-action {
            align-self: flex-start;
        }
        
        .view-btn {
            padding: 16px 32px;
            background: #B86542;
            color: #ffffff;
            text-decoration: none;
            border-radius: 30px;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
        }
        
        .view-btn:hover {
            background: #a55a3a;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(184, 101, 66, 0.3);
        }
        
        /* Slider Navigation */
        .slider-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(255, 255, 255, 0.9);
            border: none;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 20px rgba(30, 30, 30, 0.1);
            z-index: 10;
        }
        
        .slider-nav:hover {
            background: #ffffff;
            transform: translateY(-50%) scale(1.1);
            box-shadow: 0 8px 30px rgba(30, 30, 30, 0.15);
        }
        
        .slider-nav.prev {
            left: -30px;
        }
        
        .slider-nav.next {
            right: -30px;
        }
        
        .slider-nav i {
            font-size: 20px;
            color: #1e1e1e;
        }
        
        /* Slider Dots */
        .slider-dots {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-top: 40px;
        }
        
        .dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(30, 30, 30, 0.2);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .dot.active {
            background: #B86542;
            transform: scale(1.2);
        }
        
        .dot:hover {
            background: #B86542;
            opacity: 0.7;
        }
        
        /* Slide Counter */
        .slide-counter {
            position: absolute;
            top: 20px;
            right: 20px;
            background: rgba(0, 0, 0, 0.7);
            color: #ffffff;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            z-index: 10;
        }
        
        /* Auto-play indicator */
        .auto-play-indicator {
            position: absolute;
            bottom: 0;
            left: 0;
            height: 3px;
            background: #B86542;
            transition: width 0.1s linear;
            z-index: 10;
        }
        
        /* Responsive Design */
        @media (max-width: 1200px) {
            .portfolio-content {
                padding: 50px;
            }
            
            .portfolio-content h3 {
                font-size: 28px;
            }
        }
        
        @media (max-width: 968px) {
            .portfolio-slide {
                flex-direction: column;
            }
            
            .portfolio-image {
                height: 400px;
                min-height: 400px;
                flex: none;
            }
            
            .portfolio-content {
                padding: 40px;
                min-height: auto;
            }
            
            .portfolio-content h3 {
                font-size: 24px;
            }
            
            .portfolio-stats {
                gap: 20px;
            }
            
            .slider-nav {
                width: 50px;
                height: 50px;
            }
            
            .slider-nav.prev {
                left: 10px;
            }
            
            .slider-nav.next {
                right: 10px;
            }
            
            .image-placeholder {
                min-height: 400px;
            }
            
            .image-placeholder i {
                font-size: 64px;
            }
            
            .image-placeholder span {
                font-size: 16px;
            }
            
            .wave-container {
                width: 300px;
                height: 150px;
            }
            
            .audio-visualizer {
                min-height: 400px;
            }
        }
        
        @media (max-width: 768px) {
            .portfolio-section {
                padding: 60px 0;
            }
            
            .portfolio-header {
                margin-bottom: 60px;
            }
            
            .portfolio-header h2 {
                font-size: 32px;
            }
            
            .portfolio-image {
                height: 320px;
                min-height: 320px;
            }
            
            .portfolio-content {
                padding: 32px;
            }
            
            .portfolio-content h3 {
                font-size: 22px;
            }
            
            .portfolio-description {
                font-size: 15px;
            }
            
            .portfolio-stats {
                gap: 16px;
            }
            
            .stat-number {
                font-size: 20px;
            }
            
            .view-btn {
                padding: 14px 28px;
                font-size: 13px;
            }
            
            .image-placeholder {
                min-height: 320px;
            }
            
            .image-placeholder i {
                font-size: 48px;
                margin-bottom: 16px;
            }
            
            .image-placeholder span {
                font-size: 14px;
            }
            
            .wave-container {
                width: 250px;
                height: 120px;
                margin-bottom: 30px;
            }
            
            .audio-play-btn {
                width: 70px;
                height: 70px;
                margin-bottom: 16px;
            }
            
            .audio-play-btn i {
                font-size: 24px;
            }
            
            .audio-progress {
                width: 250px;
            }
            
            .audio-visualizer {
                min-height: 320px;
            }
        }
        
        @media (max-width: 568px) {
            .container {
                padding: 0 16px;
            }
            
            .portfolio-content {
                padding: 24px;
            }
            
            .portfolio-content h3 {
                font-size: 20px;
                margin-bottom: 12px;
            }
            
            .portfolio-client {
                font-size: 14px;
                margin-bottom: 16px;
            }
            
            .portfolio-description {
                font-size: 14px;
                margin-bottom: 24px;
            }
            
            .portfolio-tags {
                gap: 8px;
                margin-bottom: 24px;
            }
            
            .portfolio-tag {
                padding: 4px 10px;
                font-size: 11px;
            }
            
            .portfolio-stats {
                gap: 12px;
                justify-content: space-between;
            }
            
            .stat-item {
                flex: 1;
                min-width: 0;
            }
            
            .stat-number {
                font-size: 18px;
            }
            
            .stat-label {
                font-size: 10px;
            }
            
            .view-btn {
                padding: 12px 24px;
                font-size: 12px;
                gap: 8px;
            }
            
            .slider-nav {
                width: 44px;
                height: 44px;
            }
            
            .slider-nav i {
                font-size: 16px;
            }
            
            .slider-dots {
                gap: 8px;
                margin-top: 30px;
            }
            
            .dot {
                width: 10px;
                height: 10px;
            }
            
            .slide-counter {
                top: 16px;
                right: 16px;
                padding: 6px 12px;
                font-size: 11px;
            }
            
            .wave-container {
                width: 200px;
                height: 100px;
                margin-bottom: 24px;
            }
            
            .wave {
                width: 4px;
            }
            
            .audio-play-btn {
                width: 60px;
                height: 60px;
                margin-bottom: 12px;
            }
            
            .audio-play-btn i {
                font-size: 20px;
            }
            
            .audio-progress {
                width: 200px;
                margin: 16px 0;
            }
            
            .audio-title {
                font-size: 16px;
                margin-bottom: 6px;
            }
            
            .audio-duration {
                font-size: 12px;
            }
        }
        
        @media (max-width: 480px) {
            .portfolio-header h2 {
                font-size: 28px;
            }
            
            .portfolio-header p {
                font-size: 16px;
            }
            
            .portfolio-image {
                height: 280px;
                min-height: 280px;
            }
            
            .portfolio-content {
                padding: 20px;
            }
            
            .portfolio-content h3 {
                font-size: 18px;
            }
            
            .portfolio-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 16px;
            }
            
            .portfolio-category {
                padding: 6px 12px;
                font-size: 11px;
            }
            
            .portfolio-year {
                font-size: 12px;
            }
            
            .image-placeholder {
                min-height: 280px;
            }
            
            .image-placeholder i {
                font-size: 40px;
                margin-bottom: 12px;
            }
            
            .image-placeholder span {
                font-size: 12px;
            }
            
            .wave-container {
                width: 180px;
                height: 80px;
                margin-bottom: 20px;
            }
            
            .audio-visualizer {
                min-height: 280px;
            }
            
            .slider-nav.prev {
                left: 8px;
            }
            
            .slider-nav.next {
                right: 8px;
            }
        }
        
        /* Landscape phone orientation */
        @media (max-width: 768px) and (orientation: landscape) {
            .portfolio-image {
                height: 250px;
                min-height: 250px;
            }
            
            .image-placeholder {
                min-height: 250px;
            }
            
            .audio-visualizer {
                min-height: 250px;
            }
            
            .wave-container {
                height: 80px;
                margin-bottom: 20px;
            }
        }
        
        /* Animations */
        .portfolio-slide {
            opacity: 0;
            transform: translateY(30px);
            animation: slideIn 0.8s ease forwards;
        }
        
        @keyframes slideIn {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }