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

body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #597B8E;
    font-family: Verdana, Geneva, sans-serif;
}

.login-card {
    background: #fff;
    border-radius: 12px;
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.login-card h1 {
    text-align: center;
    color: #597B8E;
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.login-card .subtitle {
    text-align: center;
    color: #888;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.login-card .error {
    background: #fdecea;
    color: #b71c1c;
    padding: 0.6rem 0.8rem;
    border-radius: 6px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.login-card label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.3rem;
}

.login-card input[type="text"],
.login-card input[type="password"] {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 0.95rem;
    margin-bottom: 1rem;
    transition: border-color 0.2s;
}

.login-card input:focus {
    outline: none;
    border-color: #597B8E;
    box-shadow: 0 0 0 3px rgba(74, 109, 124, 0.15);
}

.login-card button {
    width: 100%;
    padding: 0.7rem;
    background: #597B8E;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 0.25rem;
}

.login-card button:hover {
    background: #3b5866;
}

/* Subtle "powered by" footer */
.site-footer {
    position: fixed;
    bottom: 16px;
    left: 0;
    right: 0;
    text-align: center;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.55);
}

.site-footer a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    padding-bottom: 1px;
    transition: color 0.2s, border-color 0.2s;
}

.site-footer a:hover {
    color: #fff;
    border-bottom-color: rgba(255, 255, 255, 0.7);
}