.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.login-overlay.hidden {
    display: none;
}

.hidden {
    display: none !important;
}

.login-container {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
    width: 90%;
    max-width: 420px;
    animation: slideUp 0.4s ease;
}

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

.login-header h2 {
    color: #2c3e50;
    font-size: 28px;
    margin: 0 0 10px 0;
    font-weight: 600;
}

.login-header p {
    color: #5a6c7d;
    font-size: 14px;
    margin: 0;
}


.auth-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    border-bottom: 2px solid #e0e6ed;
}

.auth-tab {
    flex: 1;
    padding: 12px;
    background: none;
    border: none;
    color: #5a6c7d;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
}

.auth-tab:hover {
    color: #667eea;
}

.auth-tab.active {
    color: #667eea;
    border-bottom-color: #667eea;
}


.auth-form {
    animation: fadeIn 0.3s ease;
}

.auth-form.hidden {
    display: none;
}

.login-form .form-group,
.register-form .form-group {
    margin-bottom: 20px;
}

.login-form label,
.register-form label {
    display: block;
    color: #2c3e50;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.login-form input,
.register-form input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e0e6ed;
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.login-form input:focus,
.register-form input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-hint {
    display: block;
    color: #7f8c9a;
    font-size: 12px;
    margin-top: 5px;
}

.register-note {
    text-align: center;
    color: #5a6c7d;
    font-size: 13px;
    margin-top: 15px;
    line-height: 1.4;
}

.register-success {
    background: #d4edda;
    color: #155724;
    padding: 12px;
    border-radius: 6px;
    font-size: 13px;
    margin-bottom: 15px;
    text-align: center;
    line-height: 1.4;
}

.register-success.hidden {
    display: none;
}

.login-error {
    color: #e74c3c;
    font-size: 13px;
    margin-bottom: 15px;
    min-height: 18px;
    text-align: center;
}

.login-button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.login-button:active {
    transform: translateY(0);
}

.google-auth-container {
    margin-top: 12px;
}

.google-auth-info {
    text-align: center;
    color: #5a6c7d;
    font-size: 14px;
    margin: 0 0 14px 0;
}

.google-login-button {
    width: 100%;
    padding: 14px;
    border: 1px solid #d8dee9;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    background: #ffffff;
    color: #1f2933;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.google-login-button:hover {
    transform: translateY(-1px);
    border-color: #aab5c5;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.google-login-button:active {
    transform: translateY(0);
}

.google-login-button:disabled {
    opacity: 0.75;
    cursor: wait;
}

/* Email/Passwort Formular */
.email-login-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 0;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: #5a6c7d;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.form-group input {
    padding: 11px 14px;
    border: 1px solid #d8dee9;
    border-radius: 8px;
    font-size: 15px;
    color: #1f2933;
    background: #f9fafb;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
    border-color: #6c8ebf;
    box-shadow: 0 0 0 3px rgba(108, 142, 191, 0.15);
    background: #ffffff;
}

.email-login-button {
    width: 100%;
    padding: 13px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    background: #2c3e50;
    color: #ffffff;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.email-login-button:hover {
    background: #1a252f;
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.email-login-button:active {
    transform: translateY(0);
}

.email-login-button:disabled {
    opacity: 0.75;
    cursor: wait;
}

/* Trennlinie zwischen den Auth-Methoden */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 18px 0;
    color: #aab5c5;
    font-size: 13px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #d8dee9;
}

.auth-divider span {
    white-space: nowrap;
}


@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@media (max-width: 768px) {
    .login-container {
        padding: 30px 20px;
    }
    
    .login-header h2 {
        font-size: 24px;
    }
}

/* ──────────────────────────────────────────────────────────
   Heritage Design Overrides (Production Login)
   ────────────────────────────────────────────────────────── */

.login-overlay {
    background: linear-gradient(160deg, #6b4f3a 0%, #3d2b1f 55%, #2a1d12 100%);
}

.login-container {
    background: #fefaf0;
    border-radius: 8px;
    border-top: 4px solid #c9a84c;
    box-shadow: 0 24px 80px rgba(0,0,0,.45);
}

.login-header h2 {
    font-family: 'Playfair Display', serif;
    color: #3d2b1f;
    font-weight: 700;
}

.login-header p,
.register-note,
.form-hint {
    color: #7a5c3d;
}

.auth-tabs {
    border-bottom: 2px solid #d4b896;
}

.auth-tab {
    color: #7a5c3d;
}

.auth-tab:hover,
.auth-tab.active {
    color: #6b4f3a;
    border-bottom-color: #c9a84c;
}

.login-form label,
.register-form label {
    color: #3d2b1f;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: .5px;
    text-transform: uppercase;
}

.login-form input,
.register-form input {
    border: 1.5px solid #d4b896;
    background: #fffdf5;
    color: #3d2b1f;
}

.login-form input:focus,
.register-form input:focus {
    border-color: #c9a84c;
    box-shadow: 0 0 0 3px rgba(201,168,76,.15);
}

.login-button {
    background: linear-gradient(135deg, #c9a84c 0%, #a07830 100%);
    letter-spacing: .4px;
}

.login-button:hover {
    box-shadow: 0 8px 24px rgba(160,120,48,.4);
}

.google-auth-info {
    color: #7a5c3d;
}

.google-login-button {
    background: #fffdf5;
    border: 1.5px solid #d4b896;
    color: #3d2b1f;
}

.google-login-button:hover {
    border-color: #c9a84c;
    box-shadow: 0 8px 24px rgba(160,120,48,.25);
}