:root {
    --primary-color: #6366F1;
    --secondary-color: #4F46E5;
    --background-color: #F5F5F5;
    --text-color: #1F2937;
    --card-background: #FFFFFF;
    --border-color: #E5E7EB;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 450px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-radius: 16px;
    overflow: hidden;
    background-color: var(--card-background);
    margin: 20px;
}

.auth-visual {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    padding: 40px 20px;
    text-align: center;
}

.auth-visual h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    font-weight: 700;
}

.auth-visual p {
    max-width: 350px;
    opacity: 0.9;
    font-size: 1rem;
    line-height: 1.6;
}

.auth-form {
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
}

.auth-form h2 {
    color: var(--text-color);
    margin-bottom: 24px;
    font-size: 1.6rem;
    font-weight: 600;
    text-align: center;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #D1D5DB;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-1px);
}

.toggle-mode {
    text-align: center;
    margin-top: 24px;
    color: var(--text-color);
}

.toggle-mode a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    margin-left: 5px;
    transition: color 0.2s;
}

.toggle-mode a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

#message {
    text-align: center;
    margin-bottom: 20px;
    padding: 10px;
    border-radius: 8px;
}

.error-message {
    background-color: #FEE2E2;
    color: #991B1B;
}

.success-message {
    background-color: #D1FAE5;
    color: #064E3B;
}

@media (max-width: 480px) {
    .container {
        box-shadow: none;
        border-radius: 10px;
        margin: 15px;
    }
    
    .auth-visual {
        padding: 30px 15px;
    }
    
    .auth-visual h1 {
        font-size: 2rem;
    }
    
    .auth-form {
        padding: 24px 16px;
    }
    
    .auth-form h2 {
        font-size: 1.4rem;
    }
}

.logo{
    color: white;
    text-decoration: none;
}