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

body {
    font-family: 'Arial', sans-serif;
    background: 
        linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 25%, #0d2818 50%, #1a1a1a 75%, #0a0a0a 100%),
        radial-gradient(circle at 30% 70%, rgba(0, 255, 65, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(76, 175, 80, 0.08) 0%, transparent 50%);
    background-size: 400% 400%, 100% 100%, 100% 100%;
    animation: cyberpunkShift 12s ease infinite;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 48%, rgba(0, 255, 65, 0.02) 50%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, rgba(76, 175, 80, 0.02) 50%, transparent 52%);
    animation: cyberpunkLines 8s linear infinite;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 255, 65, 0.03) 2px,
            rgba(0, 255, 65, 0.03) 4px
        );
    animation: scanlines 0.1s linear infinite;
    pointer-events: none;
    z-index: 1000;
}

@keyframes cyberpunkShift {
    0%, 100% {
        background-position: 0% 50%, 0% 0%, 0% 0%;
    }
    25% {
        background-position: 100% 50%, 20% 20%, 80% 80%;
    }
    50% {
        background-position: 100% 100%, 50% 50%, 50% 50%;
    }
    75% {
        background-position: 0% 100%, 80% 20%, 20% 80%;
    }
}

@keyframes cyberpunkLines {
    0% {
        transform: translateX(-100%) translateY(-100%);
    }
    100% {
        transform: translateX(100%) translateY(100%);
    }
}

@keyframes scanlines {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(4px);
    }
}

.container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.form-container {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 2px solid #81c784;
}

.logo-section {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    width: 80px;
    height: 80px;
    margin-bottom: 15px;
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

h1 {
    text-align: center;
    color: #2e7d32;
    margin-bottom: 10px;
    font-size: 28px;
    font-weight: bold;
}

.subtitle {
    text-align: center;
    color: #66bb6a;
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 20px;
}

.input-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    color: #2e7d32;
    font-weight: 500;
}

input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #c8e6c9;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: #f1f8e9;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: #66bb6a;
    background-color: #ffffff;
    box-shadow: 0 0 10px rgba(102, 187, 106, 0.3);
}

.btn-register {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #66bb6a, #4caf50);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.btn-register:hover {
    background: linear-gradient(135deg, #5cb85c, #43a047);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.4);
}

.btn-register:active {
    transform: translateY(0);
}

.message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.message.success {
    background-color: #c8e6c9;
    color: #2e7d32;
    border: 2px solid #81c784;
}

.message.error {
    background-color: #ffcdd2;
    color: #c62828;
    border: 2px solid #e57373;
}

.message.show {
    display: block;
    animation: fadeIn 0.5s ease;
}

.links {
    text-align: center;
    margin-top: 20px;
}

.links a {
    color: #4caf50;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.links a:hover {
    color: #2e7d32;
    text-decoration: underline;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 480px) {
    .container {
        padding: 10px;
    }
    
    .form-container {
        padding: 30px 20px;
    }
    
    h1 {
        font-size: 24px;
    }
}