body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: #f4f6f9;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-card {
    width: auto;
    /* min-width: 320px;
    min-height: 95vh; */
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.12);
    border: 3px solid #8d50e6;
    margin: 4vh auto 0 auto;
    display: flex;
    flex-direction: column;
    padding: 20px 40px 40px 40px;
}

.header {
    display: flex;
    align-items: center;
    background: #e8e8e8;
    padding: 12px 24px;
    border-bottom: 1px solid #dadada;
    margin: -20px -40px 20px -40px;
}

.header img {
    width: 28px;
    height: 28px;
    margin-right: 10px;
}

.header span {
    font-weight: bold;
    font-size: 1.05rem;
    color: #444;
}

.logo-box {
    text-align: center;
    margin-bottom: 24px;
}

.logo-box img {
    max-width: 128px;
}

.title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 6px;
    color: #212121;
}

.subtitle {
    text-align: center;
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 30px;
    color: #212121;
}

label {
    font-size: 0.95rem;
    color: #444;
    margin-top: 12px;
    margin-bottom: 6px;
    font-weight: 500;
}

input[type="text"],
input[type="password"] {
    width: 95%;
    padding: .6rem 1rem;
    margin-bottom: 12px;
    border: 1px solid #bcbcbc;
    border-radius: 20px;
    font-size: 1rem;
    outline: none;
    background: #f4f4f4;
    transition: border-color 0.2s;
}

input[type="text"]:focus,
input[type="password"]:focus {
    border-color: #8d50e6;
    background: #fff;
}

button {
    width: 100%;
    padding: 12px;
    border-radius: 20px;
    border: none;
    background: #8d50e6;
    color: #fff;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    margin-top: 10px;
    margin-bottom: 10px;
    transition: background 0.2s;
}

button:hover {
    background: #703dbe;
}

.footer {
    background: #e8e8e8;
    color: #555;
    padding: 10px 18px 6px 18px;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    border-top: 1px solid #dadada;
}

.footer img {
    width: 18px;
    height: 18px;
    margin-right: 4px;
    vertical-align: middle;
}

.footer span {
    font-size: 0.91rem;
}

.footer-right {
    font-size: 0.9rem;
    font-style: italic;
    color: #888;
}

.alert {
    padding: 14px 20px;
    border-radius: 8px;
    margin-bottom: 18px;
    font-size: 1rem;
    font-weight: 500;
    display: block;
}

.alert-danger {
    background: #ffeaea;
    color: #b71c1c;
    border: 1px solid #f5c2c7;
}

.alert-success {
    background: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

@media (max-width: 700px) {
    .login-card {
        width: 96vw;
        min-width: 0;
        margin: 0;
        border-radius: 0;
        min-height: 100vh;
        padding: 20px;
    }

    .header {
        margin: 0 0 20px 0;
        padding: 10px 20px;
    }
}