/* ═══════════════════════════════════════════════════════════════════════════
   SYNTHEX KONFIGURATOR — Wizard Stylesheet
   Extends parent design system (../style.css variables)
   ═══════════════════════════════════════════════════════════════════════════
   Table of Contents:
   1. Layout & Wrapper
   2. Progress Bar
   3. Step Transitions
   4. Card Grids
   5. Builder Layout (Drag & Drop)
   6. Summary Card (Receipt)
   7. Contact Form
   8. Buttons
   9. Welcome & Success Icons
   10. Animations
   11. Responsive — Tablet (max 991px)
   12. Responsive — Mobile (max 576px)
   ═══════════════════════════════════════════════════════════════════════════ */


/* ═══════════════════════════════════════════════════════════════════════════
   1. LAYOUT & WRAPPER
   ═══════════════════════════════════════════════════════════════════════════ */

.konfigurator-wrapper {
    padding-top: 100px;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 100vh;
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 60px;
    position: relative;
}

.step-content {
    max-width: 100%;
}

.step-content.text-center {
    text-align: center;
}

.step-content h1,
.step-content h2 {
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.step-content h1 {
    font-size: 2rem;
}

.step-content h2 {
    font-size: 1.6rem;
}

.step-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 32px;
    line-height: 1.6;
    max-width: 600px;
}

.step-content.text-center .step-desc {
    margin-left: auto;
    margin-right: auto;
}


/* ═══════════════════════════════════════════════════════════════════════════
   2. PROGRESS BAR
   ═══════════════════════════════════════════════════════════════════════════ */

.konfig-progress {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 48px;
    padding: 24px 0;
    position: relative;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    cursor: default;
    flex-shrink: 0;
}

.progress-step .step-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 2px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: all var(--transition);
    position: relative;
}

.progress-step .step-label {
    margin-top: 8px;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    transition: color var(--transition);
    font-weight: 500;
}

/* Active step */
.progress-step.active .step-icon {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow);
    animation: pulseGlow 2.5s ease-in-out infinite;
}

.progress-step.active .step-label {
    color: var(--accent);
    font-weight: 600;
}

/* Completed step */
.progress-step.completed .step-icon {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.progress-step.completed .step-label {
    color: var(--text-secondary);
}

/* Progress line between steps */
.progress-line {
    flex: 1;
    height: 2px;
    background: var(--border);
    margin-top: 20px;
    min-width: 24px;
    max-width: 60px;
    position: relative;
    transition: background var(--transition);
}

.progress-line.completed {
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
}


/* ═══════════════════════════════════════════════════════════════════════════
   3. STEP TRANSITIONS
   ═══════════════════════════════════════════════════════════════════════════ */

.konfig-step {
    display: none;
    opacity: 0;
}

.konfig-step.active {
    display: block;
    opacity: 1;
    animation: fadeSlideIn 0.5s ease-out forwards;
}

.step-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    gap: 16px;
}

.step-actions .btn-konfig:only-child {
    margin-left: auto;
}


/* ═══════════════════════════════════════════════════════════════════════════
   4. CARD GRIDS
   ═══════════════════════════════════════════════════════════════════════════ */

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 8px;
}

.cards-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.cards-grid-5 {
    grid-template-columns: repeat(5, 1fr);
}

/* Konfig Card */
.konfig-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.konfig-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-1);
    opacity: 0;
    transition: opacity var(--transition);
}

.konfig-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
    background: var(--bg-card-hover);
}

.konfig-card:hover::before {
    opacity: 1;
}

/* Selected card state */
.konfig-card.selected {
    border-color: var(--accent);
    background: linear-gradient(
        135deg,
        var(--bg-card) 0%,
        rgba(0, 212, 255, 0.06) 100%
    );
    box-shadow: 0 0 20px var(--accent-glow), inset 0 0 30px var(--accent-glow);
}

.konfig-card.selected::before {
    opacity: 1;
}

/* Card icon */
.konfig-card .card-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.2rem;
    color: #fff;
    box-shadow: 0 4px 16px var(--accent-glow);
    transition: transform var(--transition), box-shadow var(--transition);
}

.konfig-card:hover .card-icon {
    transform: scale(1.08);
    box-shadow: 0 6px 24px var(--accent-glow);
}

/* Card title */
.konfig-card .card-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 6px;
    transition: color var(--transition);
}

/* Card description */
.konfig-card .card-desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Checkmark for selected */
.konfig-card .card-check {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.7rem;
    opacity: 0;
    transform: scale(0);
    transition: all var(--transition);
}

.konfig-card.selected .card-check {
    opacity: 1;
    transform: scale(1);
    animation: checkPop 0.4s ease-out;
}


/* ═══════════════════════════════════════════════════════════════════════════
   5. BUILDER LAYOUT (MODULE DRAG & DROP)
   ═══════════════════════════════════════════════════════════════════════════ */

.builder-layout {
    display: flex;
    flex-direction: row;
    gap: 24px;
    margin-top: 8px;
}

/* Sidebar */
.builder-sidebar {
    width: 40%;
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

.category-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}

.cat-tab {
    padding: 8px 16px;
    border-radius: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition);
    flex-shrink: 0;
}

.cat-tab:hover {
    border-color: var(--border-accent);
    color: var(--text-primary);
}

.cat-tab.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 2px 12px var(--accent-glow);
}

/* Module list — grouped by category */
.module-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 520px;
    overflow-y: auto;
    padding-right: 4px;
    scrollbar-width: thin;
}

.module-category-group {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.module-category-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
    user-select: none;
}

.module-category-header:hover {
    background: var(--bg-card-hover);
}

.module-category-header i {
    color: var(--accent);
    width: 18px;
    text-align: center;
}

.module-category-count {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.8rem;
    margin-left: auto;
}

.module-category-items {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 6px;
    background: var(--bg-secondary);
}

.module-category-group.collapsed .module-category-items {
    display: none;
}

.module-category-empty {
    padding: 8px 12px;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-style: italic;
    text-align: center;
}

.module-list::-webkit-scrollbar {
    width: 4px;
}

.module-list::-webkit-scrollbar-track {
    background: transparent;
}

.module-list::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

/* Module card */
.module-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: grab;
    transition: all var(--transition);
    position: relative;
}

.module-card:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-card);
}

.module-card:active {
    cursor: grabbing;
}

.module-card.recommended {
    border-left: 3px solid #f59e0b;
}

.module-card.dragging {
    opacity: 0.5;
    border-style: dashed;
    border-color: var(--accent);
}

.module-card .module-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-glow), var(--accent-glow));
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 0.85rem;
    flex-shrink: 0;
}

.module-card .module-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
}

.module-card .module-name {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.module-card .module-price {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.module-card .module-star {
    color: #f59e0b;
    font-size: 0.9rem;
    flex-shrink: 0;
    margin-left: auto;
}

/* Portal */
.builder-portal {
    width: 60%;
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

.builder-portal h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.portal-dropzone {
    min-height: 300px;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    background: var(--bg-secondary);
    padding: 20px;
    transition: all var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.portal-dropzone.drag-over {
    border-color: var(--accent);
    background: linear-gradient(
        135deg,
        var(--bg-secondary) 0%,
        rgba(0, 212, 255, 0.05) 100%
    );
    box-shadow: inset 0 0 30px var(--accent-glow);
}

.dropzone-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-height: 260px;
    color: var(--text-muted);
    text-align: center;
    gap: 12px;
}

.dropzone-empty i {
    font-size: 2.5rem;
    opacity: 0.4;
}

.dropzone-empty p {
    font-size: 0.9rem;
    margin: 0;
    max-width: 220px;
    line-height: 1.5;
}

/* Portal modules grid */
.portal-modules {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.portal-module {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    position: relative;
    animation: fadeSlideIn 0.3s ease-out;
    transition: border-color var(--transition);
}

.portal-module:hover {
    border-color: var(--border-accent);
}

.portal-module .pm-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.portal-module .pm-name {
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.portal-module .pm-price {
    font-size: 0.78rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.portal-module .pm-remove {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
    opacity: 0;
    background: transparent;
}

.portal-module:hover .pm-remove {
    opacity: 1;
}

.portal-module .pm-remove:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

/* Portal price */
.portal-price {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    position: sticky;
    bottom: 0;
}

.portal-price .price-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
}


/* ═══════════════════════════════════════════════════════════════════════════
   6. SUMMARY CARD (RECEIPT STYLE)
   ═══════════════════════════════════════════════════════════════════════════ */

.summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    max-width: 700px;
    margin: 0 auto;
    box-shadow: var(--shadow-card);
}

.summary-card .summary-section {
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.summary-card .summary-section:last-child {
    border-bottom: none;
}

.summary-card .summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
}

.summary-card .summary-label {
    color: var(--text-secondary);
    font-size: 0.88rem;
}

.summary-card .summary-value {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.92rem;
}

.summary-card .summary-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    background: var(--accent-glow);
    color: var(--accent);
    border: 1px solid var(--border-accent);
}

.summary-card .summary-divider {
    height: 1px;
    background: var(--border);
    margin: 12px 0;
}

.summary-card .summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    margin-top: 8px;
}

.summary-card .summary-total-label {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.summary-card .summary-total-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
    text-shadow: 0 0 20px var(--accent-glow);
}

.summary-card .summary-modules-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
}

.summary-card .summary-module-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
}

.summary-card .summary-module-item span:first-child {
    color: var(--text-primary);
}

.summary-card .summary-module-item span:last-child {
    color: var(--text-muted);
    font-weight: 500;
}


/* ═══════════════════════════════════════════════════════════════════════════
   7. CONTACT FORM
   ═══════════════════════════════════════════════════════════════════════════ */

.kontakt-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    flex-direction: row;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 6px;
}

.form-group.full-width {
    flex-basis: 100%;
}

.form-group label {
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    color: var(--text-primary);
    font-size: 0.92rem;
    font-family: inherit;
    transition: all var(--transition);
    outline: none;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow), 0 0 16px var(--accent-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    min-height: 100px;
}


/* ═══════════════════════════════════════════════════════════════════════════
   8. BUTTONS
   ═══════════════════════════════════════════════════════════════════════════ */

.btn-konfig {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    outline: none;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary-konfig {
    background: var(--gradient-1);
    color: #fff;
    box-shadow: 0 4px 16px var(--accent-glow);
    position: relative;
    overflow: hidden;
}

.btn-primary-konfig::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.15) 0%,
        rgba(255, 255, 255, 0) 50%
    );
    opacity: 0;
    transition: opacity var(--transition);
}

.btn-primary-konfig:hover {
    box-shadow: 0 6px 24px var(--accent-glow), 0 0 40px var(--accent-glow);
    transform: translateY(-2px) scale(1.02);
}

.btn-primary-konfig:hover::before {
    opacity: 1;
}

.btn-primary-konfig:active {
    transform: translateY(0) scale(0.98);
}

.btn-back {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-back:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.btn-konfig:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}


/* ═══════════════════════════════════════════════════════════════════════════
   9. WELCOME & SUCCESS ICONS
   ═══════════════════════════════════════════════════════════════════════════ */

.welcome-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 2rem;
    color: #fff;
    box-shadow: 0 8px 32px var(--accent-glow);
    animation: pulseGlow 3s ease-in-out infinite;
    position: relative;
}

.welcome-icon::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid var(--border-accent);
    animation: pulseGlow 3s ease-in-out infinite 0.5s;
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 2rem;
    color: #fff;
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.25);
    animation: checkPop 0.6s ease-out, successPulse 3s ease-in-out 0.6s infinite;
    position: relative;
}

.success-icon::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid rgba(16, 185, 129, 0.2);
}


/* ═══════════════════════════════════════════════════════════════════════════
   10. ANIMATIONS
   ═══════════════════════════════════════════════════════════════════════════ */

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

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 20px var(--accent-glow);
    }
    50% {
        box-shadow: 0 0 40px var(--accent-glow), 0 0 60px var(--accent-glow);
    }
}

@keyframes checkPop {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes successPulse {
    0%, 100% {
        box-shadow: 0 8px 32px rgba(16, 185, 129, 0.25);
    }
    50% {
        box-shadow: 0 8px 48px rgba(16, 185, 129, 0.35), 0 0 60px rgba(16, 185, 129, 0.15);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

/* Staggered card entrance */
.konfig-card {
    animation: fadeSlideIn 0.4s ease-out backwards;
}

.konfig-card:nth-child(1) { animation-delay: 0.05s; }
.konfig-card:nth-child(2) { animation-delay: 0.10s; }
.konfig-card:nth-child(3) { animation-delay: 0.15s; }
.konfig-card:nth-child(4) { animation-delay: 0.20s; }
.konfig-card:nth-child(5) { animation-delay: 0.25s; }
.konfig-card:nth-child(6) { animation-delay: 0.30s; }
.konfig-card:nth-child(7) { animation-delay: 0.35s; }
.konfig-card:nth-child(8) { animation-delay: 0.40s; }


/* ═══════════════════════════════════════════════════════════════════════════
   11. RESPONSIVE — TABLET (max 991px)
   ═══════════════════════════════════════════════════════════════════════════ */

@media (max-width: 991px) {
    .konfigurator-wrapper {
        padding-top: 80px;
    }

    /* Progress: hide labels */
    .progress-step .step-label {
        display: none;
    }

    .progress-line {
        min-width: 16px;
    }

    /* Card grids: 2 columns */
    .cards-grid,
    .cards-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .cards-grid-5 {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Builder: stack */
    .builder-layout {
        flex-direction: column;
    }

    .builder-sidebar,
    .builder-portal {
        width: 100%;
    }

    .module-list {
        max-height: 280px;
    }

    /* Summary */
    .summary-card {
        padding: 24px;
    }
}


/* ═══════════════════════════════════════════════════════════════════════════
   12. RESPONSIVE — MOBILE (max 576px)
   ═══════════════════════════════════════════════════════════════════════════ */

@media (max-width: 576px) {
    .konfigurator-wrapper {
        padding-top: 72px;
        padding-left: 12px;
        padding-right: 12px;
    }

    .konfig-progress {
        margin-bottom: 28px;
        padding: 16px 0;
    }

    /* Smaller step icons */
    .progress-step .step-icon {
        width: 30px;
        height: 30px;
        font-size: 0.7rem;
    }

    .progress-line {
        margin-top: 15px;
        min-width: 12px;
    }

    .step-content h1 {
        font-size: 1.5rem;
    }

    .step-content h2 {
        font-size: 1.25rem;
    }

    .step-desc {
        font-size: 0.9rem;
        margin-bottom: 20px;
    }

    /* Card grids: 1 column */
    .cards-grid,
    .cards-grid-4 {
        grid-template-columns: 1fr;
    }

    /* Size cards: 2 columns (compact) */
    .cards-grid-5 {
        grid-template-columns: repeat(2, 1fr);
    }

    .konfig-card {
        padding: 18px;
    }

    .konfig-card .card-icon {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }

    /* Portal modules: 1 column */
    .portal-modules {
        grid-template-columns: 1fr;
    }

    .portal-dropzone {
        min-height: 220px;
    }

    /* Form: stack rows */
    .form-row {
        flex-direction: column;
    }

    /* Buttons: full width on mobile */
    .step-actions {
        flex-direction: column-reverse;
        gap: 10px;
    }

    .step-actions .btn-konfig {
        width: 100%;
        justify-content: center;
    }

    /* Summary */
    .summary-card {
        padding: 18px;
    }

    .summary-card .summary-total-price {
        font-size: 1.4rem;
    }

    /* Welcome / success icons */
    .welcome-icon,
    .success-icon {
        width: 64px;
        height: 64px;
        font-size: 1.6rem;
    }
}


/* ═══════════════════════════════════════════════════════════════════════════
   UTILITIES & MISC
   ═══════════════════════════════════════════════════════════════════════════ */

/* Custom scrollbar for the dropzone */
.portal-dropzone::-webkit-scrollbar,
.category-tabs::-webkit-scrollbar {
    height: 4px;
}

.portal-dropzone::-webkit-scrollbar-track,
.category-tabs::-webkit-scrollbar-track {
    background: transparent;
}

.portal-dropzone::-webkit-scrollbar-thumb,
.category-tabs::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

/* Selection color */
.konfigurator-wrapper ::selection {
    background: var(--accent);
    color: #fff;
}