:root {
            --pc: #16a085;
            --ac: #1abc9c;
            --lc: #fff;
            --dc: #2c3e50;
            --tl: #7f8c8d;
            --td: #34495e;
            --gp: linear-gradient(135deg, #16a085 0%, #1abc9c 100%);
            --br: 12px;
            --br-lg: 16px;
            --ss: 0 2px 8px rgba(0,0,0,0.08);
            --sm: 0 4px 12px rgba(0,0,0,0.12);
            --sl: 0 8px 24px rgba(0,0,0,0.15);
            --tr: all 0.3s cubic-bezier(0.4,0,0.2,1);
            --sp: clamp(1rem, 4vw, 3rem);
            --sp-lg: clamp(2rem, 6vw, 4rem);
            --cw: 1400px;
            --font-base: clamp(0.875rem, 2.5vw, 1rem);
            --font-lg: clamp(1rem, 3vw, 1.125rem);
            --font-xl: clamp(1.25rem, 4vw, 1.5rem);
            --font-2xl: clamp(1.75rem, 5vw, 2.5rem);
            --font-3xl: clamp(2.25rem, 6vw, 3.5rem);
        }

        /* Reset and Base Styles */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            line-height: 1.6;
            color: var(--td);
            background-color: #f8f9fa;
            font-size: var(--font-base);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        /* Typography */
        h1, h2, h3, h4, h5, h6 {
            font-family: 'Inter', sans-serif;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 0.5em;
        }

        h1 { font-size: var(--font-3xl); }
        h2 { font-size: var(--font-2xl); }
        h3 { font-size: var(--font-xl); }

        p {
            margin-bottom: 1rem;
            color: var(--tl);
            font-size: var(--font-base);
            line-height: 1.7;
        }

        /* Container */
        .container {
            max-width: var(--cw);
            margin: 0 auto;
            padding: 0 1rem;
        }

        /* Hero Section */
        .about-hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: var(--sp-lg) 1rem;
            background: var(--lc);
            border-radius: var(--br-lg);
            margin: 1rem;
            box-shadow: var(--sl);
            position: relative;
            overflow: hidden;
        }

        .about-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(22,160,133,0.05) 0%, transparent 70%);
            animation: float 20s ease-in-out infinite;
            will-change: transform;
        }

        @keyframes float {
            0%, 100% { transform: rotate(0deg) translate(0, 0); }
            50% { transform: rotate(180deg) translate(-20px, -20px); }
        }

        .about-hero-content {
            width: 100%;
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .about-hero-text {
            text-align: center;
        }

        .about-hero-text h1 {
            margin-bottom: 1.5rem;
            background: var(--gp);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-rendering: optimizeLegibility;
            -webkit-font-smoothing: antialiased;
        }

        .about-hero-text p {
            font-size: var(--font-lg);
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 1rem;
            width: 100%;
        }

        .hero-visual img {
            border-radius: var(--br-lg);
            width: 100%;
            max-width: 500px;
            height: auto;
            min-height: 300px;
            aspect-ratio: 4/3;
            object-fit: contain;
            box-shadow: var(--sl);
            transition: var(--tr);
        }

        .hero-visual img:hover {
            transform: scale(1.02);
        }

        /* Buttons */
        .hero-cta {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            justify-content: center;
            margin-top: 2rem;
        }

        .btn-primary, .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 1.5rem;
            border-radius: var(--br);
            text-decoration: none;
            font-weight: 600;
            font-size: var(--font-base);
            transition: var(--tr);
            border: none;
            cursor: pointer;
            min-width: 140px;
            text-align: center;
        }

        .btn-primary {
            background: var(--gp);
            color: white;
        }

        .btn-secondary {
            background: transparent;
            color: var(--pc);
            border: 2px solid var(--pc);
        }

        .btn-primary:hover, .btn-secondary:hover {
            transform: translateY(-2px);
            box-shadow: var(--sm);
        }

        .btn-secondary:hover {
            background: var(--pc);
            color: white;
        }

        /* Content Sections */
        .content-section {
            padding: var(--sp-lg) 1rem;
            margin: 1rem;
            background: var(--lc);
            border-radius: var(--br-lg);
            box-shadow: var(--sm);
        }

        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-header h2 {
            color: var(--pc);
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: var(--gp);
            border-radius: 2px;
        }

        /* Timeline */
        .timeline {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        .timeline::after {
            content: '';
            position: absolute;
            width: 3px;
            background: var(--pc);
            top: 0;
            bottom: 0;
            left: 20px;
            border-radius: 2px;
        }

        .timeline-item {
            padding: 1rem 0 1rem 3rem;
            position: relative;
            width: 100%;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }

        .timeline-item.animate {
            opacity: 1;
            transform: translateY(0);
        }

        .timeline-item::after {
            content: '';
            position: absolute;
            width: 16px;
            height: 16px;
            background: var(--lc);
            border: 3px solid var(--pc);
            border-radius: 50%;
            top: 1.5rem;
            left: 12px;
            z-index: 1;
        }

        .timeline-content {
            padding: 1.5rem;
            background: var(--lc);
            border-radius: var(--br);
            box-shadow: var(--ss);
            transition: var(--tr);
            border-left: 4px solid var(--pc);
        }

        .timeline-content:hover {
            transform: translateY(-3px);
            box-shadow: var(--sm);
        }

        .timeline-year {
            font-weight: 700;
            color: var(--pc);
            margin-bottom: 0.5rem;
            font-size: var(--font-lg);
        }

        .timeline-content h3 {
            margin-bottom: 0.75rem;
            color: var(--dc);
            font-size: var(--font-xl);
        }

        .timeline-content p {
            color: var(--td);
            line-height: 1.6;
        }

        /* Team Grid */
        .team-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            max-width: var(--cw);
            margin: 0 auto;
        }

        .team-member {
            background: var(--lc);
            border-radius: var(--br-lg);
            overflow: hidden;
            box-shadow: var(--ss);
            transition: var(--tr);
            text-align: center;
        }

        .team-member:hover {
            transform: translateY(-8px);
            box-shadow: var(--sl);
        }

        .member-photo {
            width: 100%;
            height: 400px;
            object-fit: contain;
            object-fit: cover;
            border-bottom: 3px solid var(--pc);
            transition: var(--tr);
        }

        .member-info {
            padding: 1.5rem;
        }

        .member-name {
            font-size: var(--font-xl);
            font-weight: 700;
            color: var(--pc);
            margin-bottom: 0.5rem;
        }

        .member-position {
            color: var(--tl);
            font-weight: 600;
            margin-bottom: 1rem;
            display: block;
            font-size: var(--font-base);
        }

        .member-bio {
            color: var(--td);
            line-height: 1.6;
            margin-bottom: 1.5rem;
            font-size: var(--font-base);
        }

        /* Partners Grid */
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            max-width: 800px;
            margin: 0 auto;
            align-items: center;
        }

        .partner-logo {
            height: 120px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 1rem;
            filter: grayscale(100%);
            opacity: 0.8;
            transition: var(--tr);
            background: var(--lc);
            border-radius: var(--br);
            box-shadow: var(--ss);
        }

        .partner-logo:hover {
            filter: grayscale(0%);
            opacity: 1;
            transform: translateY(-5px);
            box-shadow: var(--sm);
        }

        .partner-logo img {
            max-height: 80px;
            max-width: 100%;
            object-fit: contain;
        }

        /* Mobile Optimizations */
        @media screen and (max-width: 768px) {
            .about-hero {
                margin: 0.5rem;
                padding: var(--sp) 1rem;
                min-height: 105vh;
                text-align: left;
            }

             .about-hero-text h1,
             .about-hero-text p {
                text-align: left;
             }

            .hero-visual {
                padding: 1.5rem 0;
            }

            .hero-visual img {
                max-width: 100%;
                min-height: 250px;
                aspect-ratio: 16/10;
            }
            
            .content-section {
                margin: 0.5rem;
                padding: var(--sp) 1rem;
            }

            .hero-cta {
                flex-direction: column;
                align-items: center;
                gap: 0.75rem;
            }

            .btn-primary, .btn-secondary {
                width: 100%;
                max-width: 280px;
                padding: 1rem 1.5rem;
            }

            .timeline {
                padding: 0 0.5rem;
            }

            .timeline::after {
                left: 15px;
            }

            .timeline-item {
                padding-left: 2.5rem;
            }

            .timeline-item::after {
                left: 7px;
                width: 14px;
                height: 14px;
            }

            .team-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .partners-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .partner-logo {
                height: 100px;
            }

            .section-header {
                margin-bottom: 2rem;
            }
        }

        @media screen and (max-width: 480px) {
            .about-hero {
                margin: 0.25rem;
                padding: 1.5rem 0.75rem;
            }

            .hero-visual {
                padding: 1rem 0;
            }

            .hero-visual img {
                min-height: 220px;
                aspect-ratio: 3/2;
            }

            .content-section {
                margin: 0.25rem;
                padding: 1.5rem 0.75rem;
            }

            .timeline-content {
                padding: 1rem;
            }

            .member-info {
                padding: 1rem;
            }
        }

        /* Desktop optimizations */
        @media screen and (min-width: 1024px) {
            .about-hero-content {
                grid-template-columns: 1fr 500px;
                gap: 4rem;
                text-align: left;
            }

            .about-hero-text {
                text-align: left;
            }

            .about-hero-text p {
                margin-left: 0;
            }

            .hero-cta {
                justify-content: flex-start;
            }

            .hero-visual img {
                max-width: 500px;
                min-height: 400px;
                aspect-ratio: 5/4;
            }

            .timeline::after {
                left: 50%;
                margin-left: -1.5px;
            }

            .timeline-item {
                width: 50%;
                padding: 1rem 2rem;
            }

            .timeline-item.left {
                left: 0;
                text-align: right;
            }

            .timeline-item.right {
                left: 50%;
                text-align: left;
            }

            .timeline-item.left::after {
                right: -8px;
            }

            .timeline-item.right::after {
                left: -8px;
            }

            .timeline-item:nth-child(odd) {
                align-self: flex-end;
            }
        }

        /* Accessibility and Performance */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

        /* Focus styles for accessibility */
        .btn-primary:focus,
        .btn-secondary:focus {
            outline: 3px solid var(--ac);
            outline-offset: 2px;
        }

        /* Loading states */
        .loading {
            background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
            background-size: 200% 100%;
            animation: loading 1.5s infinite;
        }

        @keyframes loading {
            0% { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }

        /* Print Styles */
        @media print {
            .about-hero::before,
            .hero-cta,
            .section-header h2::after {
                display: none;
            }
            
            .about-hero,
            .content-section {
                box-shadow: none;
                margin: 1rem 0;
                padding: 1rem;
                break-inside: avoid;
            }
            
            .btn-primary, .btn-secondary {
                border: 1px solid #000;
                color: #000;
                background: none;
            }
        }