:root {
            --primary: #00f3ff;
            --secondary: #7b00ff;
            --dark: #0a0a1a;
            --darker: #050510;
            --light: #f0f8ff;
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Exo 2', sans-serif;
            background-color: var(--darker);
            color: var(--light);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 15% 50%, rgba(28, 0, 58, 0.4) 0%, transparent 25%),
                radial-gradient(circle at 85% 30%, rgba(0, 179, 255, 0.3) 0%, transparent 25%);
        }
        
        #particles-js {
            position: fixed;
            width: 100%;
            height: 100%;
            z-index: -1;
        }
        
        .auth-container {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem;
        }
        
        .auth-card {
            background: rgba(10, 10, 26, 0.9);
            border: 1px solid rgba(0, 243, 255, 0.3);
            border-radius: 20px;
            padding: 3rem;
            width: 100%;
            max-width: 450px;
            backdrop-filter: blur(10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
        }
        
        .auth-header {
            text-align: center;
            margin-bottom: 2rem;
        }
        
        .auth-logo {
            font-family: 'Share Tech Mono', monospace;
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
        }
        
        .logo-icon {
            display: inline-block;
            width: 12px;
            height: 12px;
            background: var(--primary);
            border-radius: 50%;
            margin-right: 10px;
            box-shadow: 0 0 15px var(--primary);
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% { opacity: 0.7; }
            50% { opacity: 1; }
            100% { opacity: 0.7; }
        }
        
        .auth-tabs {
            display: flex;
            margin-bottom: 2rem;
            border-bottom: 1px solid rgba(0, 243, 255, 0.2);
        }
        
        .auth-tab {
            flex: 1;
            padding: 1rem;
            text-align: center;
            background: none;
            border: none;
            color: var(--light);
            font-family: 'Exo 2', sans-serif;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.7;
        }
        
        .auth-tab.active {
            opacity: 1;
            color: var(--primary);
            border-bottom: 2px solid var(--primary);
        }
        
        .auth-form {
            display: none;
        }
        
        .auth-form.active {
            display: block;
        }
        
        .form-group {
            margin-bottom: 1.5rem;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--primary);
        }
        
        .form-group input {
            width: 100%;
            padding: 1rem;
            border: 1px solid rgba(0, 243, 255, 0.3);
            border-radius: 10px;
            background: rgba(0, 243, 255, 0.1);
            color: var(--light);
            font-family: 'Exo 2', sans-serif;
            font-size: 1rem;
            transition: var(--transition);
        }
        
        .form-group input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
        }
        
        .btn {
            display: inline-block;
            padding: 1rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            font-size: 1.1rem;
            border: 2px solid transparent;
            cursor: pointer;
            width: 100%;
            text-align: center;
        }
        
        .btn-primary {
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            color: var(--darker);
            box-shadow: 0 4px 20px rgba(0, 243, 255, 0.3);
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0, 243, 255, 0.4);
        }
        
        .auth-footer {
            text-align: center;
            margin-top: 2rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(0, 243, 255, 0.2);
        }
        
        .auth-footer a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        
        .auth-footer a:hover {
            text-decoration: underline;
        }
        
        .error-message {
            color: #ff6b6b;
            font-size: 0.9rem;
            margin-top: 0.5rem;
            display: none;
        }
/* Terms Agreement Styles */
.terms-agreement {
    margin: 1.5rem 0;
    padding: 1rem;
    background: rgba(0, 243, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(0, 243, 255, 0.2);
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--light);
    width: 100%;
}

.checkbox-container input {
    display: none;
}

.checkmark {
    height: 18px;
    width: 18px;
    background-color: rgba(0, 243, 255, 0.1);
    border: 1px solid rgba(0, 243, 255, 0.3);
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    flex-shrink: 0;
    transition: var(--transition);
    margin-top: 2px; /* Align better with text */
}

.checkbox-container input:checked + .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.checkbox-container input:checked + .checkmark:after {
    content: "";
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid var(--darker);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.terms-text {
    flex: 1;
    word-wrap: break-word;
    white-space: normal;
}

.checkbox-container a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
}

.checkbox-container a:hover {
    text-decoration: underline;
    text-shadow: 0 0 8px rgba(0, 243, 255, 0.5);
}