@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

:root {
    /* tema dark */
    --primary-color: #4A69BD;
    --primary-hover: #5a7edc;
    --bg-color: #121212;
    --card-bg: #1E1E1E;
    --text-color: #E0E0E0;
    --text-muted: #A0A0A0;
    --border-color: #333333;
    --error-color: #e57373;
}

/* Animação de entrada */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

.auth-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
    animation: fadeIn 0.6s ease-out;
}

.form-container {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.2);
}

.form-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.form-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    background-color: #2c2c2c;
    border-radius: 8px;
    font-size: 1rem;
    color: var(--text-color);
    transition: all 0.2s ease-in-out;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 105, 189, 0.4);
}

.btn-auth {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: var(--primary-color);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.btn-auth:hover {
    background-color: var(--primary-hover);
    transform: scale(1.02);
}

.toggle-text {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9rem;
}

.toggle-text a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.hidden {
    display: none;
}

.error-message {
    color: var(--error-color);
    font-size: 0.9rem;
    margin-bottom: 15px;
    text-align: center;
    min-height: 1.2em;
}

footer {
    position: absolute;
    bottom: 20px;
    left: 0;
    width: 100%;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.social-links {
    margin-top: 10px;
}

.social-links a {
    color: var(--text-muted);
    margin: 0 10px;
    font-size: 1.5rem;
    transition: color 0.2s ease-in-out, transform 0.2s ease-in-out;
}

.social-links a:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 15px 20px;
    border-radius: 8px;
    color: #fff;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    animation: toast-fade 4s ease-in-out forwards;
    background-color: #28a745; 
}

.toast.success {
    background-color: #28a745; 
}

.toast.error {
    background-color: #dc3545; 
}

@keyframes toast-fade {
    0% { opacity: 0; transform: translateX(100%); }
    10% { opacity: 1; transform: translateX(0); }
    90% { opacity: 1; transform: translateX(0); }
    100% { opacity: 0; transform: translateX(100%); }
}