:root {
            --primary-color: #f76093;
            --primary-hover: #4f46e5;
            --secondary-color: #f8fafc;
            --accent-color: #f59e0b;
            --gradient-start: #662D8C;
            --gradient-end: #ED1E79;
        }
        
        body {
            background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
            font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            height: 100vh;
            overflow: hidden;
            color: #fff;
        }
        
        .login-container {
            perspective: 1000px;
            position: relative;
            z-index: 10;
        }
        
        .card {
            border: none;
            border-radius: 20px;
            overflow: hidden;
            transform-style: preserve-3d;
            transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(15px);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }
        
        .card:hover {
            transform: translateY(-10px) scale(1.01);
            box-shadow: 0 30px 70px rgba(0, 0, 0, 0.3);
        }
        
        .card-body {
            padding: 3rem;
        }
        
        .form-control {
            border-radius: 12px;
            padding: 14px 20px;
            border: 2px solid rgba(226, 232, 240, 0.7);
            transition: all 0.3s ease-out;
            background: rgba(248, 250, 252, 0.8);
            font-size: 15px;
        }
        
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.25);
            background: #fff;
        }
        
        .btn-login {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
            border: none;
            border-radius: 12px;
            padding: 14px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
            text-transform: uppercase;
            font-size: 15px;
        }
        
        .btn-login:hover {
            background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary-color) 100%);
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
        }
        
        .btn-login:active {
            transform: translateY(1px);
        }
        
        .input-group-text {
            background-color: transparent;
            border-right: none;
            color: var(--primary-color);
            font-size: 16px;
        }
        
        .input-with-icon {
            border-left: none;
        }
        
        .divider {
            display: flex;
            align-items: center;
            margin: 30px 0;
        }
        
        .divider::before, .divider::after {
            content: "";
            flex: 1;
            border-bottom: 1px solid rgba(226, 232, 240, 0.5);
        }
        
        .divider-text {
            padding: 0 15px;
            color: #94a3b8;
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        
        .social-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 12px;
            border-radius: 12px;
            font-weight: 500;
            transition: all 0.3s;
            border: 1px solid rgba(226, 232, 240, 0.7);
            color: #64748b;
            background: rgba(248, 250, 252, 0.8);
        }
        
        .social-btn:hover {
            background-color: #fff;
            color: #334155;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .social-btn i {
            margin-right: 10px;
            font-size: 18px;
        }
        
        .floating-bubbles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }
        
        .bubble {
            position: absolute;
            bottom: -100px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 50%;
            animation: floating 15s infinite ease-in;
            filter: blur(5px);
            opacity: 0.8;
        }
        
        .bubble:nth-child(1) {
            width: 60px;
            height: 60px;
            left: 10%;
            animation-duration: 18s;
        }
        
        .bubble:nth-child(2) {
            width: 30px;
            height: 30px;
            left: 20%;
            animation-duration: 12s;
            animation-delay: 1s;
        }
        
        .bubble:nth-child(3) {
            width: 70px;
            height: 70px;
            left: 35%;
            animation-duration: 20s;
            animation-delay: 2s;
        }
        
        .bubble:nth-child(4) {
            width: 100px;
            height: 100px;
            left: 50%;
            animation-duration: 25s;
            animation-delay: 0s;
        }
        
        .bubble:nth-child(5) {
            width: 45px;
            height: 45px;
            left: 55%;
            animation-duration: 16s;
            animation-delay: 1s;
        }
        
        .bubble:nth-child(6) {
            width: 55px;
            height: 55px;
            left: 65%;
            animation-duration: 18s;
            animation-delay: 3s;
        }
        
        .bubble:nth-child(7) {
            width: 35px;
            height: 35px;
            left: 75%;
            animation-duration: 14s;
            animation-delay: 2s;
        }
        
        .bubble:nth-child(8) {
            width: 90px;
            height: 90px;
            left: 80%;
            animation-duration: 22s;
            animation-delay: 1s;
        }
        
        @keyframes floating {
            0% {
                bottom: -100px;
                transform: translateX(0) rotate(0deg);
            }
            50% {
                transform: translateX(150px) rotate(180deg);
            }
            100% {
                bottom: 1200px;
                transform: translateX(-200px) rotate(360deg);
            }
        }
        
        .password-toggle {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            cursor: pointer;
            color: #94a3b8;
            z-index: 5;
            transition: all 0.3s;
        }
        
        .password-toggle:hover {
            color: var(--primary-color);
        }
        
        .password-container {
            position: relative;
        }
        
        .forgot-password {
            display: block;
            text-align: right;
            margin-top: 10px;
            font-size: 14px;
            color: #64748b;
            transition: all 0.3s;
            text-decoration: none;
        }
        
        .forgot-password:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }
        
        .logo {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .logo img {
            height: 60px;
            margin-bottom: 20px;
        }
        
        .logo h2 {
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 10px;
            font-size: 28px;
            letter-spacing: -0.5px;
        }
        
        .logo p {
            color: #94a3b8;
            font-size: 15px;
            letter-spacing: 0.3px;
        }
        
        .shake {
            animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
        }
        
        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            10%, 30%, 50%, 70%, 90% { transform: translateX(-8px); }
            20%, 40%, 60%, 80% { transform: translateX(8px); }
        }
        
        .success-message {
            display: none;
            text-align: center;
            color: #10b981;
            font-weight: 500;
            margin-top: 20px;
            padding: 12px;
            border-radius: 8px;
            background: rgba(16, 185, 129, 0.1);
            animation: fadeIn 0.5s;
        }
        
        .error-message {
            color: #ef4444;
            font-size: 14px;
            margin-top: 8px;
            display: none;
            padding: 8px 12px;
            border-radius: 6px;
            background: rgba(239, 68, 68, 0.1);
            animation: fadeIn 0.3s;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(-10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .form-check-input:checked {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
        }
        
        .form-check-label {
            color: #64748b;
            font-size: 14px;
        }
        
        .form-label {
            font-weight: 500;
            color: #475569;
            margin-bottom: 8px;
            font-size: 15px;
        }
        
        /* Glow effect for focus */
        .form-control:focus, .btn-login:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.3);
        }
        
        /* Floating animation for the card */
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
            100% { transform: translateY(0px); }
        }
        
        .animate-float {
            animation: float 6s ease-in-out infinite;
        }
        
        /* Particle background */
        .particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
        }
        
        .particle {
            position: absolute;
            background: rgba(255, 255, 255, 0.5);
            border-radius: 50%;
            pointer-events: none;
        }
        
        /* Responsive adjustments */
        @media (max-width: 768px) {
            .card-body {
                padding: 2rem;
            }
            
            .logo h2 {
                font-size: 24px;
            }
            
            .logo p {
                font-size: 14px;
            }
        }
        
        /* Custom scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }
        
        ::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.1);
        }
        
        ::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.3);
            border-radius: 4px;
        }
        
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 255, 255, 0.5);
        }
        
        /* Smooth transitions */
        a, button, input, .form-control, .btn, .social-btn {
            transition: all 0.3s ease-out;
        }