/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

/* Fundo */
body {
    background: linear-gradient(135deg, #4f46e5, #3b82f6);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

/* Container */
.form-container {
    background: #ffffff;
    padding: 30px;
    border-radius: 15px;
    width: 350px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* Título */
h2 {
    text-align: center;
    margin-bottom: 25px;
    color: #1f2937;
}

/* Grupo */
.form-group {
    margin-bottom: 18px;
}

/* Label */
label {
    display: block;
    margin-bottom: 5px;
    color: #374151;
    font-size: 14px;
}

/* Input */
input {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #d1d5db;
    outline: none;
    transition: 0.2s;
}

/* Foco */
input:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 5px rgba(59,130,246,0.4);
}

/* Botão */
button {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    background: #2563eb;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

/* Hover */
button:hover {
    background: #1d4ed8;
    transform: scale(1.03);
}