* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        /* Animated Background */
        .animated-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
            background-size: 400% 400%;
            animation: gradientShift 15s ease infinite;
            z-index: -3;
        }

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

        /* Futuristic geometric shapes */
        .tech-grid {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 50%, rgba(15, 52, 96, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(26, 26, 46, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(44, 62, 80, 0.03) 0%, transparent 50%);
            animation: shapeFloat 20s linear infinite;
            z-index: -2;
        }

        @keyframes shapeFloat {
            0% { transform: rotate(0deg) scale(1); }
            50% { transform: rotate(180deg) scale(1.1); }
            100% { transform: rotate(360deg) scale(1); }
        }

        /* Floating Particles */
        .particle {
            position: fixed;
            width: 6px;
            height: 6px;
            background: linear-gradient(45deg, #0f3460, #1a1a2e);
            border-radius: 50%;
            animation: float 6s ease-in-out infinite;
            z-index: -1;
            box-shadow: 0 0 20px rgba(15, 52, 96, 0.3);
        }

        .particle:nth-child(1) {
            top: 20%;
            left: 20%;
            animation-delay: 0s;
        }

        .particle:nth-child(2) {
            top: 60%;
            left: 80%;
            animation-delay: 2s;
        }

        .particle:nth-child(3) {
            top: 80%;
            left: 40%;
            animation-delay: 4s;
        }

        .particle:nth-child(4) {
            top: 30%;
            left: 70%;
            animation-delay: 1s;
        }

        .particle:nth-child(5) {
            top: 70%;
            left: 10%;
            animation-delay: 3s;
        }

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

        /* Header */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            padding: 15px 0;
            transition: all 0.3s ease;
            z-index: 1000;
            box-shadow: 0 2px 40px rgba(15, 52, 96, 0.1);
            border-bottom: 1px solid rgba(15, 52, 96, 0.1);
        }

        .nav {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 0 20px;
        }

        .logo img {
            width: 150px;
            height: auto;
        }

        /* Tech Elements */
        .tech-element {
            position: fixed;
            font-size: 2.5rem;
            opacity: 0.4;
            animation: techFloat 8s ease-in-out infinite;
            z-index: 1;
            pointer-events: none;
            filter: drop-shadow(0 4px 8px rgba(15, 52, 96, 0.2));
        }

        .tech-element:nth-child(1) {
            top: 15%;
            left: 10%;
            animation-delay: 0s;
        }

        .tech-element:nth-child(2) {
            top: 25%;
            right: 15%;
            animation-delay: 2s;
        }

        .tech-element:nth-child(3) {
            bottom: 30%;
            left: 8%;
            animation-delay: 4s;
        }

        .tech-element:nth-child(4) {
            bottom: 20%;
            right: 10%;
            animation-delay: 6s;
        }

        @keyframes techFloat {
            0%, 100% { 
                transform: translateY(0px) rotate(0deg); 
                opacity: 0.3;
            }
            50% { 
                transform: translateY(-30px) rotate(180deg); 
                opacity: 0.6;
            }
        }

        /* Main Login Container */
        .login-container {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 100px 20px 50px;
            position: relative;
        }

        .login-content {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(20px);
            border-radius: 30px;
            padding: 60px;
            box-shadow: 
                0 35px 80px rgba(15, 52, 96, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.9),
                0 1px 0 rgba(255, 255, 255, 0.8);
            text-align: center;
            max-width: 500px;
            width: 100%;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(15, 52, 96, 0.1);
        }

        .login-content::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #0f3460, #1a1a2e, #2c3e50);
            background-size: 200% 100%;
            animation: gradientMove 3s ease infinite;
        }

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

        .mascot-container {
            position: relative;
            margin-bottom: 30px;
        }

        .tolito {
            width: 120px;
            height: 120px;
            object-fit: contain;
            animation: mascotBounce 3s ease-in-out infinite;
        }

        @keyframes mascotBounce {
            0%, 100% { transform: translateY(0px) scale(1); }
            50% { transform: translateY(-10px) scale(1.05); }
        }

        .pulsing-star {
            position: absolute;
            font-size: 1.5rem;
            animation: starPulse 2s ease-in-out infinite;
            pointer-events: none;
        }

        .pulsing-star:nth-child(1) {
            top: -10px;
            left: 20px;
            animation-delay: 0s;
        }

        .pulsing-star:nth-child(2) {
            top: 20px;
            right: 10px;
            animation-delay: 0.5s;
        }

        .pulsing-star:nth-child(3) {
            bottom: 10px;
            left: 10px;
            animation-delay: 1s;
        }

        .pulsing-star:nth-child(4) {
            bottom: -5px;
            right: 20px;
            animation-delay: 1.5s;
        }

        @keyframes starPulse {
            0%, 100% { 
                transform: scale(1) rotate(0deg); 
                opacity: 0.7;
            }
            50% { 
                transform: scale(1.3) rotate(180deg); 
                opacity: 1;
            }
        }

        .login-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 15px;
            background: linear-gradient(135deg, #0f3460, #1a1a2e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .login-subtitle {
            font-size: 1.1rem;
            color: #666;
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .button-container {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 30px;
        }

        .access-button {
            display: inline-block;
            padding: 18px 40px;
            font-size: 1.1rem;
            font-weight: 600;
            text-decoration: none;
            border-radius: 50px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            text-align: center;
            border: none;
            cursor: pointer;
            transform: translateY(0);
        }

        .login-btn {
            background: linear-gradient(135deg, #0f3460 0%, #1a1a2e 100%);
            color: white;
            box-shadow: 0 10px 30px rgba(15, 52, 96, 0.4);
        }

        .login-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(15, 52, 96, 0.6);
            background: linear-gradient(135deg, #0d2a4f 0%, #151526 100%);
        }

        .register-btn {
            background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
            color: white;
            box-shadow: 0 10px 30px rgba(44, 62, 80, 0.4);
        }

        .register-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(44, 62, 80, 0.6);
            background: linear-gradient(135deg, #243342 0%, #2c3e50 100%);
        }

        .access-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
            transition: left 0.5s;
        }

        .access-button:hover::before {
            left: 100%;
        }

        .welcome-text {
            margin-top: 30px;
            font-size: 0.9rem;
            color: #888;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .login-content {
                padding: 40px 30px;
                margin: 0 20px;
            }

            .login-title {
                font-size: 2rem;
            }

            .tolito {
                width: 100px;
                height: 100px;
            }

            .button-container {
                gap: 15px;
            }

            .access-button {
                padding: 15px 30px;
                font-size: 1rem;
            }

            .tech-element {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            .login-content {
                padding: 30px 20px;
            }

            .login-title {
                font-size: 1.8rem;
            }

            .login-subtitle {
                font-size: 1rem;
            }
        }

        /* Loading Animation */
        .loading {
            display: none;
            width: 20px;
            height: 20px;
            border: 2px solid rgba(15, 52, 96, 0.3);
            border-top: 2px solid #0f3460;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-left: 10px;
        }

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

        /* Futuristic scan lines */
        .scan-line {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, #0f3460, transparent);
            animation: scanMove 4s linear infinite;
            z-index: -1;
            opacity: 0.6;
        }

        @keyframes scanMove {
            0% { transform: translateY(-100vh); }
            100% { transform: translateY(100vh); }
        }

        /* Holographic elements */
        .holo-element {
            position: fixed;
            width: 100px;
            height: 100px;
            border: 1px solid rgba(15, 52, 96, 0.2);
            border-radius: 50%;
            animation: holoRotate 10s linear infinite;
            z-index: -1;
        }

        .holo-element:nth-child(1) {
            top: 10%;
            left: 5%;
            animation-delay: 0s;
        }

        .holo-element:nth-child(2) {
            top: 60%;
            right: 10%;
            animation-delay: 2s;
        }

        .holo-element:nth-child(3) {
            bottom: 20%;
            left: 15%;
            animation-delay: 4s;
        }

        @keyframes holoRotate {
            0% { 
                transform: rotate(0deg) scale(1);
                opacity: 0.3;
            }
            50% { 
                transform: rotate(180deg) scale(1.2);
                opacity: 0.6;
            }
            100% { 
                transform: rotate(360deg) scale(1);
                opacity: 0.3;
            }
        }