* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        :root {
            --primary: #1a2a6c;
            --secondary: #b21f1f;
            --accent: #ff8a00;
            --dark: #0f2027;
            --light: #f8f9fa;
        }


        #button-container, #logo {
            position: absolute;
            top: 20%;
          ;
        }

        body {
            background: linear-gradient(135deg, var(--dark), #203a43, #2c5364);
            color: var(--light);
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 50px;
        }

        .header {
            background: rgba(0, 0, 0, 0.85);
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(10px);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .logo-icon {
            font-size: 2.5rem;
            color: #4db8ff;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }

        .logo h1 {
            font-size: 1.8rem;
            font-weight: 600;
            background: linear-gradient(90deg, #4db8ff, #1a75ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .quote-container {
            background: rgba(0, 0, 0, 0.7);
            padding: 70px 20px;
            text-align: center;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }

        .quote-container::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(0, 0, 0, 0.2));
            filter: blur(5px) brightness(0.4);
            z-index: -1;
        }

        #quote {
            font-size: 2.5rem;
            font-weight: 300;
            max-width: 1000px;
            margin: 0 auto;
            line-height: 1.4;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
            font-style: italic;
            transition: opacity 0.5s ease;
        }

        #author {
            font-size: 1.6rem;
            margin-top: 25px;
            font-weight: 300;
            opacity: 0.9;
            transition: opacity 0.5s ease;
        }

        .section-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
        }

        .section-header {
            margin: 60px 0 35px;
        }

        .section-title {
            font-size: 2.8rem;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
            position: relative;
            padding: 0 20px;
            background: linear-gradient(90deg, #4db8ff, #1a75ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-title::after {
            content: "";
            position: absolute;
            bottom: -12px;
            left: 20px;
            width: 100px;
            height: 5px;
            background: linear-gradient(90deg, var(--accent), var(--secondary));
            border-radius: 3px;
        }

        
        .scroll-container {
            width: 100%;
            overflow-x: auto;
            overflow-y: hidden;
            white-space: nowrap;
            padding: 20px 0;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
        }

        .scroll-container::-webkit-scrollbar {
            height: 8px;
        }

        .scroll-container::-webkit-scrollbar-track {
            background: rgba(0, 0, 0, 0.2);
            border-radius: 4px;
        }

        .scroll-container::-webkit-scrollbar-thumb {
            background: var(--accent);
            border-radius: 4px;
        }

        .scroll-container::-webkit-scrollbar-thumb:hover {
            background: #ff9e33;
        }

        .cards-container {
            display: inline-flex;
            gap: 40px;
            padding: 10px;
            animation: scrollCards 30s linear infinite;
        }

        @keyframes scrollCards {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        .flip-card {
            background-color: transparent;
            width: 306px;
            height: 378px;
            perspective: 1200px;
            cursor: pointer;
            position: relative;
            flex-shrink: 0;
        }

        .flip-card-inner {
            position: relative;
            width: 100%;
            height: 100%;
            text-align: center;
            transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            transform-style: preserve-3d;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            border-radius: 18px;
        }

        .flip-card:hover .flip-card-inner {
            transform: rotateY(180deg);
        }

        .flip-card-front, .flip-card-back {
            position: absolute;
            width: 100%;
            height: 100%;
            -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
            border-radius: 18px;
            overflow: hidden;
        }

        .flip-card-front {
            background: linear-gradient(45deg, #1e3c72, #2a5298);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            color: white;
            padding: 20px;
        }

        .alumni-img {
            width: 160px;
            height: 160px;
            border-radius: 50%;
            object-fit: cover;
            border: 5px solid rgba(255, 255, 255, 0.3);
            margin-bottom: 25px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
            transition: transform 0.5s;
        }

        .flip-card:hover .alumni-img {
            transform: scale(1.2);
        }

        .alumni-name {
            font-size: 1.9rem;
            font-weight: 700;
            margin-bottom: 10px;
            text-shadow: 0 3px 6px rgba(0, 0, 0, 0.5);
        }

        .alumni-year {
            font-size: 1rem;
            color: #ddd;
            font-weight: 400;
            display: hidden;
        }

        .alumni-id {
            position: absolute;
            bottom: 15px;
            left: 0;
            right: 0;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 300;
        }

        .flip-card-back {
            background: linear-gradient(45deg, #1a2a6c, #2c3e50);
            color: white;
            transform: rotateY(180deg);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 30px;
            text-align: center;
        }

        .alumni-info {
            margin-bottom: 25px;
            width: 100%;
        }

        .alumni-role {
            font-size: 1.55rem;
            margin-bottom: 15px;
            color: var(--accent);
            font-weight: 600;
        }

        .alumni-email {
            font-size: 1.1rem;
            word-break: break-all;
            margin-bottom: 20px;
            background: rgba(0, 0, 0, 0.25);
            padding: 10px;
            border-radius: 10px;
            font-weight: 400;
        }

        .alumni-bio {
            font-size: 1rem;
            line-height: 1.2;
            margin-bottom: 25px;
            font-weight: 300;
            padding: 0 10px;
        }

        .social-icons {
            display: flex;
            gap: 25px;
            justify-content: center;
        }

        .social-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.12);
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 1.55rem;
            transition: all 0.3s ease;
            color: white;
            text-decoration: none;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        }
        
        .social-icon:hover {
            transform: translateY(-8px) scale(1.1);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
        }
        
        .instagram { background: linear-gradient(45deg, #833ab4, #fd1d1d, #fcb045); }
        .phone { background: linear-gradient(45deg, #00c853, #1e88e5); }
        .whatsapp { background: linear-gradient(45deg, #25d366, #128c7e); }
        
        footer {
            text-align: center;
            padding: 40px;
            margin-top: 60px;
            font-size: 1.8rem;
            color: #aaa;
            background: rgba(0, 0, 0, 0.4);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* Responsive styles */
        @media (max-width: 1000px) {
            .flip-card {
                width: 290px; /* 5% reduction */
                height: 359px;
            }
            
            .alumni-img {
                width: 152px;
                height: 152px;
            }
            
            .alumni-name {
                font-size: 1.8rem;
            }
            
            .alumni-role {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 750px) {
            .flip-card {
                width: 275px; /* 10% reduction */
                height: 340px;
            }
            
            .alumni-img {
                width: 144px;
                height: 144px;
            }
            
            .alumni-name {
                font-size: 1.7rem;
            }
            
            .alumni-role {
                font-size: 1.4rem;
            }
            
            #quote {
                font-size: 2rem;
            }
            
            .section-title {
                font-size: 2.3rem;
            }
        }

        @media (max-width: 500px) {
            .flip-card {
                width: 260px; /* 15% reduction */
                height: 321px;
            }
            
            .alumni-img {
                width: 136px;
                height: 136px;
            }
            
            .alumni-name {
                font-size: 1.6rem;
            }
            
            .alumni-role {
                font-size: 1.3rem;
            }
            
            .quote-container {
                padding: 50px 15px;
            }
            
            #quote {
                font-size: 1.6rem;
            }
            
            #author {
                font-size: 1.3rem;
            }
            
            .section-title {
                font-size: 2rem;
                padding: 0;
                text-align: center;
            }
            
            .section-title::after {
                left: 50%;
                transform: translateX(-50%);
            }
            
            footer {
                font-size: 1.2rem;
            }
        }