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

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.sectionLogin {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.formLogin {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background: white;
    padding: 50px 40px;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

h1 {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.formLogin p {
    font-size: 14px;
    margin-bottom: 15px;
    padding: 10px 15px;
    border-radius: 6px;
    width: 100%;
    text-align: center;
}

.formLogin p[style*="color: red"] {
    background-color: #fee;
    border: 1px solid #fcc;
}

.input {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
    width: 100%;
}

input[type="text"],
input[type="email"],
input[type="username"],
input[type="password"] {
    width: 100%;
    padding: 14px 16px;
    margin: 0;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="username"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

input::placeholder {
    color: #999;
}

.password {
    margin-bottom: 0 !important;
}

.checkboxArticle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 25px;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    margin: 0;
    accent-color: #667eea;
}

.checkbox label {
    font-size: 14px;
    color: #555;
    cursor: pointer;
    user-select: none;
}

.checkboxArticle a {
    font-size: 14px;
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.checkboxArticle a:hover {
    color: #764ba2;
    text-decoration: underline;
}

button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

button:active {
    transform: translateY(0);
}

.subtitle {
    font-size: 14px;
    color: #667eea;
    margin-top: 20px;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.subtitle:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 480px) {
    .sectionLogin {
        padding: 15px;
    }
    
    .formLogin {
        padding: 40px 25px;
    }
    
    h1 {
        font-size: 24px;
    }
}