/* ========================================
   AUTH MODALS - In-App Login/Register
   Füge diesen Block am Ende von app.css ein
   ======================================== */

.auth-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    padding: 20px;
    box-sizing: border-box;
}

.auth-modal.visible {
    display: flex;
}

.auth-modal-content {
    background: white;
    border-radius: 16px;
    width: 100%;
    max-width: 380px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid #eee;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px 16px 0 0;
}

.auth-modal-header h2 {
    margin: 0;
    font-size: 20px;
    color: white;
}

.auth-close-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.auth-close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

#login-form,
#register-form {
    padding: 24px;
}

.auth-field {
    margin-bottom: 16px;
}

.auth-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #555;
    margin-bottom: 6px;
}

.auth-field input {
    width: 100%;
    padding: 12px 14px;
    font-size: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-field input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.auth-error {
    background: #fee;
    color: #c00;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
    border: 1px solid #fcc;
}

.auth-submit-btn {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.auth-submit-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.auth-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.auth-footer {
    padding: 16px 24px;
    text-align: center;
    background: #f8f9fa;
    border-radius: 0 0 16px 16px;
    font-size: 13px;
    color: #666;
}

.auth-footer a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    margin-left: 4px;
}

.auth-footer a:hover {
    text-decoration: underline;
}