body {
    background-color: #f3f4f6;
    font-family: "Inter", Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

form {
    background: #fff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 380px;
}

h1 {
    text-align: center;
    color: #2563eb;
    margin-bottom: 1.5rem;
}

input {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
    max-width: 100%;
}

button {
    width: 100%;
    padding: 0.75rem;
    background-color: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

button:hover {
    background-color: #1d4ed8;
}

.error {
    background-color: #fee2e2;
    color: #b91c1c;
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    text-align: center;
}
.logo {
    border-radius: 50%;
}