:root {
            --primary: #00c853;
            --primary-dark: #009624;
            --secondary: #7c4dff;
            --dark: #121212;
            --darker: #0a0a0a;
            --medium: #1e1e1e;
            --light: #2c2c2c;
            --text: #ffffff;
            --text-secondary: #b0b0b0;
            --error: #ff5252;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background: linear-gradient(135deg, var(--darker), #1a1a2e);
            color: var(--text);
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
            position: relative;
            overflow-x: hidden;
        }
        
        body::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 10% 20%, rgba(124, 77, 255, 0.1) 0%, rgba(0, 200, 83, 0.05) 100%);
            z-index: -1;
        }
        
        .particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }
        
        .particle {
            position: absolute;
            background: rgba(124, 77, 255, 0.4);
            border-radius: 50%;
            opacity: 0.6;
        }
        
        .container {
            max-width: 480px;
            width: 100%;
            background: rgba(30, 30, 46, 0.7);
            backdrop-filter: blur(10px);
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(124, 77, 255, 0.2);
            position: relative;
            overflow: hidden;
            z-index: 2;
        }
        
        .container::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: conic-gradient(
                transparent,
                rgba(124, 77, 255, 0.2),
                transparent 30%
            );
            animation: rotate 8s linear infinite;
            z-index: -1;
        }
        
        @keyframes rotate {
            100% {
                transform: rotate(360deg);
            }
        }
        
        .header {
            text-align: center;
            margin-bottom: 30px;
            position: relative;
        }
        
        .logo {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
            display: inline-block;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }
        
        h2 {
            font-family: 'Orbitron', sans-serif;
            font-weight: 700;
            font-size: 28px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 5px;
            letter-spacing: 1px;
        }
        
        .subtitle {
            color: var(--text-secondary);
            font-size: 14px;
            margin-top: 8px;
        }
        
        .input-group {
            position: relative;
            margin-bottom: 25px;
        }
        
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--text);
            font-size: 14px;
        }
        
        .input-icon {
            position: absolute;
            left: 15px;
            top: 42px;
            color: var(--primary);
            font-size: 18px;
        }
        
        input {
            width: 100%;
            padding: 15px 15px 15px 45px;
            background: rgba(44, 44, 68, 0.5);
            border: 2px solid transparent;
            border-radius: 12px;
            color: var(--text);
            font-size: 16px;
            transition: all 0.3s ease;
            outline: none;
        }
        
        input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 200, 83, 0.2);
            background: rgba(44, 44, 68, 0.8);
        }
        
        input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        
        button {
            width: 100%;
            padding: 16px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            color: white;
            font-weight: 600;
            font-size: 16px;
            border: none;
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            margin-top: 10px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            font-family: 'Orbitron', sans-serif;
        }
        
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 200, 83, 0.3);
        }
        
        button:active {
            transform: translateY(1px);
        }
        
        button::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -60%;
            width: 20%;
            height: 200%;
            background: rgba(255, 255, 255, 0.2);
            transform: rotate(25deg);
            transition: all 0.7s;
        }
        
        button:hover::after {
            left: 120%;
        }
        
        .message {
            margin-top: 25px;
            padding: 20px;
            background: rgba(44, 44, 68, 0.7);
            border-radius: 12px;
            border-left: 4px solid var(--primary);
            display: none;
            font-size: 15px;
            line-height: 1.6;
            position: relative;
            overflow: hidden;
        }
        
        .message.error {
            border-left-color: var(--error);
        }
        
        .message-icon {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 24px;
            color: var(--primary);
        }
        
        .error .message-icon {
            color: var(--error);
        }
        
        .security-info {
            background: rgba(44, 44, 68, 0.5);
            border-radius: 12px;
            padding: 15px;
            margin-top: 25px;
            font-size: 13px;
            color: var(--text-secondary);
            border-left: 3px solid var(--secondary);
        }
        
        .security-info i {
            color: var(--secondary);
            margin-right: 8px;
        }
        
        .footer {
            text-align: center;
            margin-top: 25px;
            color: var(--text-secondary);
            font-size: 12px;
        }
        
        .success-animation {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 5;
            display: none;
        }
        
        .circle {
            position: absolute;
            border: 2px solid var(--primary);
            border-radius: 50%;
            animation: ripple 1.5s infinite;
        }
        
        @keyframes ripple {
            0% {
                width: 0;
                height: 0;
                opacity: 1;
                top: 50%;
                left: 50%;
            }
            100% {
                width: 500px;
                height: 500px;
                opacity: 0;
                top: calc(50% - 250px);
                left: calc(50% - 250px);
            }
        }
        
        .spinner {
            display: none;
            text-align: center;
            margin: 20px 0;
        }
        
        .spinner i {
            font-size: 30px;
            color: var(--primary);
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        @media (max-width: 500px) {
            .container {
                padding: 25px;
            }
            
            h2 {
                font-size: 24px;
            }
        }