:root {
    --primary-color: #6c63ff;
    --primary-dark: #4a42e8;
    --text-color: #2d3748;
    --text-light: #718096;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --error-color: #ff4a6b;
    --border-color: #e2e8f0;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    line-height: 1.6;
}

.login-container {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.login-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow);
    text-align: center;
}

.login-logo {
    margin-bottom: 30px;
}

.login-logo svg {
    width: 48px;
    height: 48px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.login-logo h1 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-color);
}

.login-error {
    background-color: rgba(255, 74, 107, 0.1);
    color: var(--error-color);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

.login-form {
    margin-top: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.2);
}

.login-button {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.login-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.login-footer {
    margin-top: 30px;
    text-align: center;
    color: var(--text-light);
    font-size: 14px;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #0f172a;
        --card-bg: #1e293b;
        --text-color: #f8fafc;
        --text-light: #94a3b8;
        --border-color: #334155;
    }
}

/* Responsividade */
@media (max-width: 480px) {
    .login-card {
        padding: 30px 20px;
    }
    
    .login-logo svg {
        width: 40px;
        height: 40px;
    }
    
    .login-logo h1 {
        font-size: 20px;
    }
}