/* ===========================================
   Klimatechnik-Konfigurator - Premium Redesign
   Inspired by klivatec.de with a more polished feel
   =========================================== */

/* Hide the page-header on the konfigurator page */
.konfigurator-page .page-header {
    display: none;
}

/* ===========================================
   Konfigurator Section - Full Width, Spacious
   =========================================== */
.konfigurator-section {
    padding: var(--spacing-12) 0 var(--spacing-24);
    background: var(--color-gray-100);
    min-height: calc(100vh - 90px - 200px);
}

/* Remove the white boxed wrapper - open layout */
.konfigurator-wrapper {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    border: none;
}

/* ===========================================
   Step Indicator (Numbered Circles)
   =========================================== */
.progress-container {
    max-width: 700px;
    margin: 0 auto var(--spacing-12);
}

.step-circles {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    margin-bottom: var(--spacing-5);
    flex-wrap: wrap;
}

.step-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    font-weight: 600;
    font-family: var(--font-body);
    border: 2px solid var(--color-gray-300);
    background: var(--color-white);
    color: var(--color-gray-400);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    flex-shrink: 0;
}

.step-circle.completed {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.step-circle.completed .step-number {
    display: none;
}

.step-circle.completed .step-check {
    display: block;
}

.step-circle .step-check {
    display: none;
    width: 16px;
    height: 16px;
}

.step-circle.active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-color: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.15);
    box-shadow: 0 0 0 4px rgba(26, 54, 93, 0.15);
}

.step-connector {
    width: 20px;
    height: 2px;
    background: var(--color-gray-300);
    flex-shrink: 0;
    transition: background 0.3s ease;
}

.step-connector.completed {
    background: var(--color-primary);
}

.progress-text {
    text-align: center;
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Hide old progress bar */
.progress-bar {
    display: none;
}

/* ===========================================
   Wizard Container
   =========================================== */
.wizard-container {
    min-height: 400px;
    position: relative;
    overflow: hidden;
}

.wizard-step {
    display: none;
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.wizard-step.active {
    display: block;
    opacity: 1;
    transform: translateX(0);
}

/* ===========================================
   Back Button (Subtle Text Link)
   =========================================== */
.wizard-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: var(--font-body);
    cursor: pointer;
    padding: 4px 0;
    margin-bottom: var(--spacing-8);
    transition: color 0.2s ease;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
}

.wizard-back:hover {
    color: var(--color-primary);
}

.wizard-back svg {
    width: 18px;
    height: 18px;
}

.wizard-back.hidden {
    visibility: hidden;
    pointer-events: none;
}

/* ===========================================
   Step Title & Subtitle
   =========================================== */
.step-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-10);
    letter-spacing: -0.02em;
    line-height: 1.3;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.step-subtitle {
    text-align: center;
    color: var(--color-gray-500);
    font-size: 0.95rem;
    margin-top: calc(-1 * var(--spacing-6));
    margin-bottom: var(--spacing-8);
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* ===========================================
   Options Grid
   =========================================== */
.options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-5);
    max-width: 550px;
    margin: 0 auto;
}

.options-grid-3 {
    grid-template-columns: repeat(3, 1fr);
    max-width: 550px;
    margin: 0 auto;
}

/* ===========================================
   Option Cards - Premium Style
   =========================================== */
.option-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-6) var(--spacing-5);
    min-height: 80px;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-4);
    position: relative;
    user-select: none;
    -webkit-user-select: none;
}

.option-card:hover {
    border-color: var(--color-primary-light);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 24px rgba(26, 54, 93, 0.1);
}

.option-card:active {
    transform: translateY(-1px) scale(0.99);
    transition-duration: 0.1s;
}

.option-card.selected {
    border-color: var(--color-primary);
    background: rgba(26, 54, 93, 0.03);
    box-shadow: 0 0 0 4px rgba(26, 54, 93, 0.1), 0 4px 16px rgba(26, 54, 93, 0.08);
}

.option-card.selected .option-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
}

/* ===========================================
   Option Icons
   =========================================== */
.option-icon {
    width: 72px;
    height: 72px;
    background: var(--color-gray-100);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--color-primary);
}

/* Ja/Nein/Unsicher colored icons */
.option-icon-yes {
    color: #065f46;
    background: #d1fae5;
}

.option-icon-no {
    color: #991b1b;
    background: #fee2e2;
}

.option-icon-unsure {
    color: #92400e;
    background: #fef3c7;
}

.option-card.selected .option-icon-yes,
.option-card.selected .option-icon-no,
.option-card.selected .option-icon-unsure {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
}

.option-icon svg {
    width: 44px;
    height: 44px;
}

/* ===========================================
   Option Label
   =========================================== */
.option-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-gray-700);
    line-height: 1.3;
}

/* ===========================================
   Conditional Field (FI-Typ)
   =========================================== */
.conditional-field {
    max-width: 550px;
    margin: var(--spacing-6) auto 0;
    animation: slideDown 0.3s ease;
}

.conditional-field .form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-2);
}

.conditional-field .form-input {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: var(--transition-fast);
    background: var(--color-white);
}

.conditional-field .form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(26, 54, 93, 0.08);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===========================================
   Image Upload Step
   =========================================== */
.image-upload-wrapper {
    position: relative;
    max-width: 550px;
    margin: 0 auto;
}

.image-upload-area {
    border: 2px dashed var(--color-gray-300);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-12) var(--spacing-5);
    text-align: center;
    transition: all 0.25s ease;
    background: var(--color-white);
    cursor: pointer;
}

.image-upload-wrapper:hover .image-upload-area,
.image-upload-wrapper.dragover .image-upload-area {
    border-color: var(--color-primary);
    background: rgba(26, 54, 93, 0.02);
}

.image-upload-wrapper .file-input {
    position: absolute;
    width: 100%;
    height: auto;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
}

.image-upload-area .upload-icon {
    width: 56px;
    height: 56px;
    stroke: var(--color-gray-400);
    margin: 0 auto var(--spacing-4);
    display: block;
    transition: all 0.3s ease;
}

.image-upload-wrapper:hover .upload-icon {
    stroke: var(--color-primary);
    transform: translateY(-4px);
}

.image-upload-area .upload-text {
    display: block;
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--color-gray-700);
    margin-bottom: 6px;
}

.image-upload-area .upload-hint {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
}

/* Image Preview Grid */
.image-preview-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-3);
    margin-top: var(--spacing-5);
}

.image-preview-grid:empty {
    display: none;
}

.image-preview-item {
    position: relative;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background: var(--color-gray-100);
    animation: fadeInPreview 0.3s ease;
}

@keyframes fadeInPreview {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.image-preview-item img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
}

.image-preview-name {
    padding: 4px 8px;
    font-size: 11px;
    color: var(--color-gray-500);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.image-preview-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 26px;
    height: 26px;
    border: none;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-fast);
    z-index: 3;
}

.image-preview-item:hover .image-preview-remove {
    opacity: 1;
}

.image-preview-remove svg {
    width: 14px;
    height: 14px;
}

/* Image Counter */
.image-counter {
    text-align: center;
    margin-top: var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    font-weight: 500;
}

/* ===========================================
   Wizard Navigation
   =========================================== */
.wizard-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-4);
    margin-top: var(--spacing-10);
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.wizard-nav.hidden {
    display: none;
}

.wizard-nav .btn {
    min-width: 180px;
}

/* "Weiter" button - only shown on steps 10 and 11 */
.wizard-nav .btn-next {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    border: 2px solid transparent;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.25s ease;
}

.wizard-nav .btn-next:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(26, 54, 93, 0.3);
}

.wizard-nav .btn-next .icon {
    width: 18px;
    height: 18px;
}

/* Submit button - prominent full-width */
.wizard-nav .btn-submit {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    border: 2px solid transparent;
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--border-radius-lg);
    font-size: 1.0625rem;
    font-weight: 700;
    font-family: var(--font-body);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.25s ease;
    width: 100%;
    max-width: 550px;
}

.wizard-nav .btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 54, 93, 0.3);
}

.wizard-nav .btn-submit .icon {
    width: 20px;
    height: 20px;
}

/* ===========================================
   Contact Form (Step 11)
   =========================================== */
.contact-form {
    max-width: 550px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: var(--spacing-5);
}

.form-row-2 > .form-group {
    flex: 1;
}

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-group-small {
    max-width: 180px;
}

.contact-form .form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-2);
}

.contact-form .form-label .required {
    color: #dc2626;
}

.contact-form .form-input,
.contact-form .form-textarea {
    width: 100%;
    padding: 14px var(--spacing-4);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    font-family: var(--font-body);
    transition: all 0.2s ease;
    background: var(--color-white);
    color: var(--color-gray-700);
    -webkit-appearance: none;
    appearance: none;
}

.contact-form .form-input:hover,
.contact-form .form-textarea:hover {
    border-color: var(--color-gray-300);
}

.contact-form .form-input:focus,
.contact-form .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(26, 54, 93, 0.08);
}

.contact-form .form-input::placeholder,
.contact-form .form-textarea::placeholder {
    color: var(--color-gray-400);
}

.contact-form .form-textarea {
    min-height: 120px;
    resize: vertical;
}

.contact-form select.form-input {
    cursor: pointer;
}

.form-group-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    margin-top: var(--spacing-3);
}

.form-group-checkbox input[type="checkbox"] {
    width: 22px;
    height: 22px;
    min-width: 22px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.form-group-checkbox label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    cursor: pointer;
    line-height: 1.6;
}

.form-group-checkbox label a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Honeypot (hidden from users, visible to bots) */
.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    pointer-events: none;
}

/* ===========================================
   Error Message
   =========================================== */
.error-message {
    display: none;
    max-width: 550px;
    margin: var(--spacing-5) auto 0;
    padding: var(--spacing-4) var(--spacing-5);
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
    border: 1px solid #fca5a5;
    border-radius: var(--border-radius-lg);
    text-align: center;
    font-weight: 500;
}

.error-message.visible {
    display: block;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

/* ===========================================
   Success Step
   =========================================== */
.wizard-success {
    text-align: center;
    padding: var(--spacing-16) 0;
}

.wizard-success .success-content {
    max-width: 500px;
    margin: 0 auto;
}

.wizard-success .success-icon {
    width: 110px;
    height: 110px;
    margin: 0 auto var(--spacing-8);
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #065f46;
    animation: successPop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes successPop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    60% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.wizard-success .success-icon svg {
    width: 55px;
    height: 55px;
    animation: drawCheck 0.5s ease 0.3s both;
}

@keyframes drawCheck {
    from {
        stroke-dasharray: 100;
        stroke-dashoffset: 100;
    }
    to {
        stroke-dasharray: 100;
        stroke-dashoffset: 0;
    }
}

.wizard-success h2 {
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
}

.wizard-success p {
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-8);
    font-size: var(--font-size-lg);
    line-height: 1.6;
}

/* ===========================================
   Loading State
   =========================================== */
.btn.loading,
.btn-submit.loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn.loading::after,
.btn-submit.loading::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    top: 50%;
    left: 50%;
    margin-left: -11px;
    margin-top: -11px;
    border: 2.5px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===========================================
   Confetti Particles (Success Screen)
   =========================================== */
.confetti-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    overflow: hidden;
}

.confetti-piece {
    position: absolute;
    width: 10px;
    height: 10px;
    top: -10px;
    opacity: 0;
    animation: confettiFall 3s ease-out forwards;
}

@keyframes confettiFall {
    0% {
        opacity: 1;
        transform: translateY(0) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translateY(100vh) rotate(720deg);
    }
}

/* Input with Next Button */
.input-with-button {
    display: flex;
    gap: var(--spacing-3);
    align-items: center;
}

.input-with-button .form-input {
    flex: 1;
}

.input-next-btn {
    width: 46px;
    height: 46px;
    border: none;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(26, 54, 93, 0.3);
}

.input-next-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 16px rgba(26, 54, 93, 0.4);
}

/* Bottom Progress Bar */
.bottom-progress {
    margin-top: var(--spacing-10);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--color-gray-200);
    text-align: center;
}

.bottom-progress-bar {
    height: 8px;
    background: var(--color-gray-200);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-3);
}

.bottom-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    border-radius: 4px;
    width: 9.09%;
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.bottom-progress-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    font-weight: 500;
}

/* ===========================================
   Responsive Design
   =========================================== */
@media (max-width: 768px) {
    .konfigurator-section {
        padding: var(--spacing-8) 0 var(--spacing-16);
    }

    .konfigurator-wrapper {
        padding: 0 var(--spacing-4);
    }

    .progress-container {
        margin-bottom: var(--spacing-8);
    }

    .step-circles {
        gap: 0;
    }

    .step-circle {
        width: 30px;
        height: 30px;
        font-size: 0.75rem;
    }

    .step-connector {
        width: 10px;
    }

    .step-title {
        font-size: 1.35rem;
        margin-bottom: var(--spacing-8);
    }

    .options-grid {
        gap: var(--spacing-4);
    }

    .option-card {
        padding: var(--spacing-5) var(--spacing-4);
    }

    .option-icon {
        width: 60px;
        height: 60px;
        border-radius: 14px;
    }

    .option-icon svg {
        width: 36px;
        height: 36px;
    }

    .option-label {
        font-size: var(--font-size-sm);
    }

    .wizard-back {
        margin-bottom: var(--spacing-6);
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .form-group-small {
        max-width: none;
    }

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

    .wizard-nav .btn,
    .wizard-nav .btn-next,
    .wizard-nav .btn-submit {
        min-width: auto;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .konfigurator-section {
        padding: var(--spacing-6) 0 var(--spacing-12);
    }

    .step-circle {
        width: 26px;
        height: 26px;
        font-size: 0.7rem;
    }

    .step-circle .step-check {
        width: 12px;
        height: 12px;
    }

    .step-connector {
        width: 6px;
    }

    .step-title {
        font-size: 1.2rem;
    }

    .options-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-3);
    }

    .options-grid-3 {
        grid-template-columns: 1fr 1fr 1fr;
        gap: var(--spacing-3);
    }

    .option-icon {
        width: 50px;
        height: 50px;
        border-radius: 12px;
    }

    .option-icon svg {
        width: 30px;
        height: 30px;
    }

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

    .image-upload-area {
        padding: var(--spacing-8) var(--spacing-4);
    }
}