:root {
    --nita-red: #e30613;
    --nita-dark: #2d3436;
    --nita-gray: #f4f7f6;
}

body.auth-body {
    background-color: var(--nita-gray);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.auth-card {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 800px;
    border-top: 5px solid var(--nita-red);
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header img {
    max-width: 150px;
    margin-bottom: 15px;
}

.nita-form-group {
    margin-bottom: 15px;
}

.nita-input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
}

.primary-btn {
    background-color: var(--nita-red);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    width: 100%;
    transition: background 0.3s;
}

.primary-btn:hover {
    background-color: #c40510;
}

.auth-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9rem;
}

.auth-footer a {
    color: var(--nita-red);
    text-decoration: none;
    font-weight: bold;
}

.btn-auth:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
    filter: grayscale(0.8);
    pointer-events: none;
}