/**
 * AI Suite Registration - Styles
 * 
 * Konsistent mit KI-Toolsuite CI:
 * Primary: #196297
 * Secondary: #2475b3
 */

/* ==========================================================================
   VARIABLEN
   ========================================================================== */

:root {
    --ai-reg-primary: #196297;
    --ai-reg-secondary: #2475b3;
    --ai-reg-success: #28a745;
    --ai-reg-error: #dc3545;
    --ai-reg-warning: #ffc107;
    --ai-reg-gray-100: #f8f9fa;
    --ai-reg-gray-200: #e9ecef;
    --ai-reg-gray-300: #dee2e6;
    --ai-reg-gray-500: #6c757d;
    --ai-reg-gray-700: #495057;
    --ai-reg-gray-900: #212529;
    --ai-reg-white: #ffffff;
    --ai-reg-border-radius: 6px;
    --ai-reg-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --ai-reg-transition: 0.2s ease;
}

/* ==========================================================================
   CONTAINER
   ========================================================================== */

.ai-reg {
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--ai-reg-gray-900);
}

.ai-reg__container {
    background: var(--ai-reg-white);
    border-radius: var(--ai-reg-border-radius);
    box-shadow: var(--ai-reg-shadow);
    padding: 2rem;
}

.ai-reg__header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--ai-reg-gray-200);
}

.ai-reg__title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--ai-reg-primary);
    margin: 0 0 0.5rem 0;
}

.ai-reg__subtitle {
    font-size: 1rem;
    color: var(--ai-reg-gray-500);
    margin: 0;
}

/* ==========================================================================
   FORTSCHRITTSANZEIGE
   ========================================================================== */

.ai-reg__progress {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 2rem;
    gap: 0.5rem;
}

.ai-reg__progress-step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ai-reg__progress-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--ai-reg-gray-200);
    color: var(--ai-reg-gray-500);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--ai-reg-transition);
}

.ai-reg__progress-step--active .ai-reg__progress-number {
    background: var(--ai-reg-primary);
    color: var(--ai-reg-white);
}

.ai-reg__progress-step--completed .ai-reg__progress-number {
    background: var(--ai-reg-success);
    color: var(--ai-reg-white);
}

.ai-reg__progress-label {
    font-size: 0.875rem;
    color: var(--ai-reg-gray-500);
}

.ai-reg__progress-step--active .ai-reg__progress-label {
    color: var(--ai-reg-primary);
    font-weight: 500;
}

.ai-reg__progress-line {
    width: 40px;
    height: 2px;
    background: var(--ai-reg-gray-200);
}

.ai-reg__progress-step--completed + .ai-reg__progress-line {
    background: var(--ai-reg-success);
}

/* ==========================================================================
   FORMULAR
   ========================================================================== */

.ai-reg__form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.ai-reg__section {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--ai-reg-gray-200);
}

.ai-reg__section:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.ai-reg__section-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--ai-reg-primary);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ai-reg__section-icon {
    width: 20px;
    height: 20px;
    color: var(--ai-reg-secondary);
}

/* ==========================================================================
   FELD-GRUPPEN
   ========================================================================== */

.ai-reg__row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.ai-reg__row--2 {
    grid-template-columns: repeat(2, 1fr);
}

.ai-reg__row--3 {
    grid-template-columns: repeat(3, 1fr);
}

.ai-reg__row--anrede {
    grid-template-columns: 120px 120px 1fr;
}

.ai-reg__row--plz-ort {
    grid-template-columns: 140px 1fr;
}

@media (max-width: 600px) {
    .ai-reg__row--2,
    .ai-reg__row--3,
    .ai-reg__row--anrede,
    .ai-reg__row--plz-ort {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   FORMULARFELDER
   ========================================================================== */

.ai-reg__field {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.ai-reg__label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--ai-reg-gray-700);
}

.ai-reg__label--required::after {
    content: " *";
    color: var(--ai-reg-error);
}

.ai-reg__input,
.ai-reg__select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--ai-reg-gray-300);
    border-radius: var(--ai-reg-border-radius);
    background: var(--ai-reg-white);
    color: var(--ai-reg-gray-900);
    transition: var(--ai-reg-transition);
    box-sizing: border-box;
}

.ai-reg__input:focus,
.ai-reg__select:focus {
    outline: none;
    border-color: var(--ai-reg-primary);
    box-shadow: 0 0 0 3px rgba(25, 98, 151, 0.15);
}

.ai-reg__input::placeholder {
    color: var(--ai-reg-gray-500);
}

.ai-reg__input--error,
.ai-reg__select--error {
    border-color: var(--ai-reg-error);
}

.ai-reg__input--success {
    border-color: var(--ai-reg-success);
}

.ai-reg__hint {
    font-size: 0.75rem;
    color: var(--ai-reg-gray-500);
    margin-top: 0.25rem;
}

.ai-reg__error {
    font-size: 0.75rem;
    color: var(--ai-reg-error);
    margin-top: 0.25rem;
    display: none;
}

.ai-reg__field--error .ai-reg__error {
    display: block;
}

/* ==========================================================================
   PASSWORT-STÄRKE
   ========================================================================== */

.ai-reg__password-strength {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.5rem;
}

.ai-reg__password-strength-bar {
    flex: 1;
    height: 4px;
    background: var(--ai-reg-gray-200);
    border-radius: 2px;
    transition: var(--ai-reg-transition);
}

.ai-reg__password-strength[data-strength="1"] .ai-reg__password-strength-bar:nth-child(1) {
    background: var(--ai-reg-error);
}

.ai-reg__password-strength[data-strength="2"] .ai-reg__password-strength-bar:nth-child(-n+2) {
    background: var(--ai-reg-warning);
}

.ai-reg__password-strength[data-strength="3"] .ai-reg__password-strength-bar:nth-child(-n+3) {
    background: #9acd32;
}

.ai-reg__password-strength[data-strength="4"] .ai-reg__password-strength-bar {
    background: var(--ai-reg-success);
}

/* ==========================================================================
   CHECKBOX
   ========================================================================== */

.ai-reg__checkbox-field {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.ai-reg__checkbox {
    width: 20px;
    height: 20px;
    margin-top: 0.125rem;
    cursor: pointer;
    accent-color: var(--ai-reg-primary);
}

.ai-reg__checkbox-label {
    font-size: 0.875rem;
    color: var(--ai-reg-gray-700);
    line-height: 1.5;
}

.ai-reg__checkbox-label a {
    color: var(--ai-reg-primary);
    text-decoration: underline;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.ai-reg__actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1rem;
}

.ai-reg__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--ai-reg-border-radius);
    cursor: pointer;
    transition: var(--ai-reg-transition);
    text-decoration: none;
}

.ai-reg__button--primary {
    background: var(--ai-reg-primary);
    color: var(--ai-reg-white);
}

.ai-reg__button--primary:hover {
    background: var(--ai-reg-secondary);
}

.ai-reg__button--primary:disabled {
    background: var(--ai-reg-gray-300);
    cursor: not-allowed;
}

.ai-reg__button--secondary {
    background: var(--ai-reg-white);
    color: var(--ai-reg-gray-700);
    border: 1px solid var(--ai-reg-gray-300);
}

.ai-reg__button--secondary:hover {
    background: var(--ai-reg-gray-100);
}

.ai-reg__button-icon {
    width: 18px;
    height: 18px;
}

/* ==========================================================================
   LOADING-SPINNER
   ========================================================================== */

.ai-reg__spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--ai-reg-white);
    border-radius: 50%;
    animation: ai-reg-spin 0.8s linear infinite;
}

@keyframes ai-reg-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==========================================================================
   MELDUNGEN
   ========================================================================== */

.ai-reg__message {
    padding: 1rem 1.25rem;
    border-radius: var(--ai-reg-border-radius);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.ai-reg__message--error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.ai-reg__message--success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.ai-reg__message--info {
    background: #cce5ff;
    color: #004085;
    border: 1px solid #b8daff;
}

.ai-reg__message--warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.ai-reg__message a {
    color: inherit;
    font-weight: 500;
}

/* ==========================================================================
   SUCCESS-SCREEN
   ========================================================================== */

.ai-reg__success {
    text-align: center;
    padding: 3rem 2rem;
}

.ai-reg__success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--ai-reg-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-reg__success-icon svg {
    width: 40px;
    height: 40px;
    color: var(--ai-reg-white);
}

.ai-reg__success-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--ai-reg-gray-900);
    margin: 0 0 1rem 0;
}

.ai-reg__success-text {
    font-size: 1rem;
    color: var(--ai-reg-gray-500);
    margin: 0 0 2rem 0;
    line-height: 1.6;
}

/* ==========================================================================
   ZAHLUNGSSEITE - PMS VERSTECKEN
   ========================================================================== */

.ai-reg-payment-page .pms-form-fields-wrapper {
    display: none !important;
}

.ai-reg-payment-page .pms-subscription-plans-wrapper {
    margin-bottom: 1.5rem;
}

.ai-reg-payment-page .pms-form legend,
.ai-reg-payment-page .pms-billing-details h3 {
    display: none !important;
}

/* Billing Fields verstecken */
.ai-reg-payment-page #pms_billing_first_name,
.ai-reg-payment-page #pms_billing_last_name,
.ai-reg-payment-page #pms_billing_email,
.ai-reg-payment-page #pms_billing_company,
.ai-reg-payment-page #pms_billing_address,
.ai-reg-payment-page #pms_billing_city,
.ai-reg-payment-page #pms_billing_zip,
.ai-reg-payment-page #pms_billing_country,
.ai-reg-payment-page [for="pms_billing_first_name"],
.ai-reg-payment-page [for="pms_billing_last_name"],
.ai-reg-payment-page [for="pms_billing_email"],
.ai-reg-payment-page [for="pms_billing_company"],
.ai-reg-payment-page [for="pms_billing_address"],
.ai-reg-payment-page [for="pms_billing_city"],
.ai-reg-payment-page [for="pms_billing_zip"],
.ai-reg-payment-page [for="pms_billing_country"] {
    position: absolute !important;
    left: -9999px !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

/* Billing Fields Parent Container verstecken */
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_first_name),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_last_name),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_email),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_company),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_address),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_city),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_zip),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_country) {
    display: none !important;
}

/* USt-ID und Land sichtbar lassen - ABER doppelte USt-ID und Bundesland verstecken */
.ai-reg-payment-page #pms_billing_vat_number,
.ai-reg-payment-page [for="pms_billing_vat_number"] {
    position: static !important;
    left: auto !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

/* Bundesland (State) Feld komplett verstecken */
.ai-reg-payment-page #pms_billing_state,
.ai-reg-payment-page [for="pms_billing_state"],
.ai-reg-payment-page input[name="pms_billing_state"],
.ai-reg-payment-page select[name="pms_billing_state"],
.ai-reg-payment-page .pms-field:has(#pms_billing_state),
.ai-reg-payment-page .pms-field:has([name="pms_billing_state"]),
.ai-reg-payment-page li:has(#pms_billing_state),
.ai-reg-payment-page li:has([name="pms_billing_state"]) {
    display: none !important;
}

/* Doppeltes USt-ID Feld in Billing Details verstecken (nicht das in unserem Formular) */
.ai-reg-payment-page .pms-section-billing-details #pms_billing_vat_number,
.ai-reg-payment-page .pms-section-billing-details [for="pms_billing_vat_number"],
.ai-reg-payment-page .pms-section-billing-details .pms-field:has(#pms_billing_vat_number),
.ai-reg-payment-page .pms-billing-details .pms-field:has(#pms_billing_vat_number),
.ai-reg-payment-page .pms-billing-details li:has(#pms_billing_vat_number) {
    display: none !important;
}

/* Registrierungsfelder komplett verstecken */
.ai-reg-payment-page .pms-form input[name="user_login"],
.ai-reg-payment-page .pms-form input[name="user_email"],
.ai-reg-payment-page .pms-form input[name="first_name"],
.ai-reg-payment-page .pms-form input[name="last_name"],
.ai-reg-payment-page .pms-form input[name="pass1"],
.ai-reg-payment-page .pms-form input[name="pass2"],
.ai-reg-payment-page .pms-form .pms-field-user-login,
.ai-reg-payment-page .pms-form .pms-field-user-email,
.ai-reg-payment-page .pms-form .pms-field-first-name,
.ai-reg-payment-page .pms-form .pms-field-last-name,
.ai-reg-payment-page .pms-form .pms-field-pass1,
.ai-reg-payment-page .pms-form .pms-field-pass2 {
    display: none !important;
}

/* Zahlungsseite - Zusammenfassung */
.ai-reg__payment-summary {
    background: var(--ai-reg-gray-100);
    border-radius: var(--ai-reg-border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.ai-reg__payment-summary-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--ai-reg-primary);
    margin: 0 0 1rem 0;
}

.ai-reg__payment-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--ai-reg-gray-200);
    font-size: 0.875rem;
}

.ai-reg__payment-summary-row:last-child {
    border-bottom: none;
}

.ai-reg__payment-summary-label {
    color: var(--ai-reg-gray-500);
}

.ai-reg__payment-summary-value {
    color: var(--ai-reg-gray-900);
    font-weight: 500;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
    .ai-reg {
        padding: 1rem;
    }
    
    .ai-reg__container {
        padding: 1.5rem;
    }
    
    .ai-reg__title {
        font-size: 1.5rem;
    }
    
    .ai-reg__progress {
        flex-wrap: wrap;
    }
    
    .ai-reg__progress-label {
        display: none;
    }
    
    .ai-reg__actions {
        flex-direction: column;
    }
    
    .ai-reg__button {
        width: 100%;
    }
}