:root {
    --alzura-blue: #004b93;
    --alzura-light-blue: #0056a9;
    --alzura-gray-bg: #f4f7f6;
    --alzura-text: #333333;
    --alzura-border: #e5e5e5;
    --success-green: #28a745;
    --footer-text: #666;
}

body {
    background-color: var(--alzura-gray-bg);
    font-family: "Open Sans", "Segoe UI", Roboto, sans-serif;
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- EXAKTER HEADER VON TEC-FAKTURA.ALZURA.SHOP --- */
.top-nav-bar {
    background: #001a64;
    border-bottom: 1px solid var(--alzura-border);
    padding: 8px 0;
    font-size: 13px;
}

    .top-nav-bar a {
        color: white;
        text-decoration: none;
        margin-left: 15px;
    }

.main-header {
    background: #fff;
    padding: 1px 0 10px 0;
    border-bottom: 1px solid var(--alzura-border);
}

.navbar-nav .nav-link {
    color: #333 !important;
    <!-- font-weight: 500; -->
    font-size: 14px;
    padding: 2px 15px !important;
    margin-left: 10px;
    margin-top: 14px;
}

    .navbar-nav .nav-link:hover {
        color: var(--alzura-blue) !important;
    }

/* --- LOGIN SEKTION (UNVERÄNDERT) --- */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 60px 0;
}

.login-wrapper {
    max-width: 1140px;
    width: 100%;
    margin: 0 auto;
    padding: 0 20px;
}

.header-section {
    text-align: center;
    margin-bottom: 50px;
}

    .header-section h1 {
        font-weight: 700;
        font-size: 2.5rem;
        color: #333;
        margin-bottom: 10px;
    }

.login-card {
    background: #ffffff;
    border: 1px solid var(--alzura-border);
    border-radius: 4px;
    padding: 50px 40px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.3s ease;
}

    .login-card:hover {
        box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }

.icon-box {
    font-size: 3.5rem;
    color: var(--alzura-blue);
    margin-bottom: 25px;
    text-align: center;
}

.card-title {
    font-size: 1.6rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 8px;
}

.subtitle-blue {
    color: var(--alzura-blue);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: 0.8px;
}

.subtitle-green {
    color: var(--success-green);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: 0.8px;
}

.card-description {
    color: #555;
    font-size: 1rem;
    line-height: 1.6;
    text-align: center;
    margin-bottom: 30px;
    flex-grow: 1;
}

.btn-outline-alzura {
    border: 1px solid var(--alzura-blue);
    background: #fff;
    color: var(--alzura-blue);
    font-weight: 600;
    padding: 12px;
    border-radius: 4px;
    transition: all 0.2s;
}

    .btn-outline-alzura:hover {
        background-color: var(--alzura-blue);
        color: #fff;
    }

.btn-solid-alzura {
    background-color: var(--alzura-blue);
    color: #fff;
    border: 1px solid var(--alzura-blue);
    font-weight: 600;
    padding: 12px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

    .btn-solid-alzura:hover {
        background-color: var(--alzura-light-blue);
        color: #fff;
    }

.form-label {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.form-control {
    border: 1px solid #ccc;
    border-radius: 2px;
    padding: 10px 15px;
}

/* --- EXAKTER FOOTER VON TEC-FAKTURA.ALZURA.SHOP --- */
footer {
    background-color: #fff;
    border-top: 1px solid var(--alzura-border);
    padding: 60px 0 30px;
    font-size: 14px;
    color: #333;
}

.footer-heading {
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 20px;
    color: #333;
}

.footer-links {
    list-unstyled;
    padding: 0;
}

    .footer-links li {
        margin-bottom: 10px;
        list-style: none;
    }

    .footer-links a {
        color: #428bca;
        text-decoration: none;
        transition: color 0.2s;
    }

        .footer-links a:hover {
            color: var(--alzura-blue);
        }

.footer-contact p {
    margin-bottom: 5px;
    color: var(--footer-text);
}

.social-icons a {
    font-size: 20px;
    margin-right: 15px;
    color: var(--footer-text);
}

    .social-icons a:hover {
        color: var(--alzura-blue);
    }

.footer-bottom {
    border-top: 1px solid var(--alzura-border);
    margin-top: 40px;
    padding-top: 25px;
    text-align: center;
    font-size: 13px;
    color: #999;
}

@media (max-width: 991px) {
    .navbar-nav {
        padding-top: 20px;
    }
}

/* Validation */
.has-error {
    border: 1px solid #a94442 !important;
    background-color: #f2dede !important;
}

.has-success {
    border: 1px solid #71be6a !important;
    background-color: #f1fdf0 !important;
}