body {
    background: #eef2fb;
    font-family: 'Segoe UI', Arial, sans-serif;
    display: flex;
    height: 100vh;
    align-items: center;
    justify-content: center;
    margin: 0;
}

.login-container {
    background: #fff;
    padding: 2.5rem 2rem 2rem 2rem;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(255, 105, 180, 0.15);
    width: min(350px, 60vw);
    margin: 0 auto;
}

.login-form h2 {
    margin-top: 0;
    margin-bottom: 1.5rem;
    color: #ff69b4;
    font-weight: 600;
    letter-spacing: 1px;
    font-size: 1.5rem;
    text-align: center;
}

.input-group {
    margin-bottom: 1.1rem;
}

.input-group label {
    display: block;
    font-size: 0.98rem;
    margin-bottom: 0.4rem;
    color: #8f8f8f;
}

.input-group input {
    width: 100%;
    padding: 0.55rem;
    font-size: 1rem;
    border: 1px solid #dedede;
    border-radius: 6px;
    background: #ffffffd8;
    box-sizing: border-box;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: #ff69b4;
}

button[type="submit"] {
    width: 100%;
    padding: 0.7rem;
    font-size: 1.09rem;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    background: #ff69b4;
    color: #fff;
    box-shadow: 0 2px 8px rgba(255, 105, 180, 0.12);
    cursor: pointer;
    transition: background 0.2s;
}

button[type="submit"]:hover {
    background: #ff4c9a;
}

.error {
    margin-top: 1em;
    color: #d81b60;
    text-align: center;
    font-size: 0.97rem;
}