/* ===================================================================
   HORIZONTALES KONFIGURATIONS-LAYOUT
   - 3D-Modell oben (60% Höhe)
   - Konfiguration unten (40% Höhe)
   - Horizontale Tabs
   - Scrollfrei
   =================================================================== */

/* Hauptlayout-Container */
body {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    overflow-y: hidden;
}

.canvas-container {
    flex: 1;
    min-height: 70vh;
    max-height: 70vh;
    position: relative;
    padding-top: var(--header-height);
    background-color: white !important;
}

#pergola-canvas {
    width: 100%;
    height: 100%;
}

.dimension-handle-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 5;
}

.drag-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(0,0,0,0.07) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0,0,0,0.07) 1px, transparent 1px);
    background-size: var(--grid-step, 12px) var(--grid-step, 12px);
    mix-blend-mode: multiply;
    pointer-events: none;
    opacity: 0.35;
}

.dimension-handle {
    pointer-events: auto;
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 1px;
    width: 34px;
    height: 34px;
    border-radius: 9px;
    border: 1px solid rgba(31,41,55,0.16);
    background: rgba(255,255,255,0.9);
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    color: #1f2937;
    font-weight: 700;
    font-size: 0.85rem;
    backdrop-filter: blur(4px);
    transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.dimension-handle.height-handle-fixed,
.dimension-handle.depth-handle-fixed,
.dimension-handle.width-handle-fixed {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-size: 0.85rem;
    cursor: grab;
}

.dimension-handle.width-handle-fixed {
}

.dimension-handle.height-handle-fixed {
}

.dimension-handle.depth-handle-fixed {
}

.dimension-handle.width-handle-fixed {
}

.dimension-handle.height-handle-fixed:active,
.dimension-handle.depth-handle-fixed:active,
.dimension-handle:active {
    cursor: grabbing;
}

.placement-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 6;
}

.placement-line {
    position: absolute;
    height: 0;
    background: transparent;
    border-radius: 0;
    transition: transform 0.1s ease;
    transform-origin: center center;
}
.placement-line::before{
    display:none;
}
.placement-line .placement-arrow{
    position:absolute;
    left:50%;
    top:50%;
    width:22px;
    height:22px;
    transform: translate(-50%,-50%);
    background: linear-gradient(135deg, rgba(0,210,255,0.98), rgba(0,150,255,0.95));
    border-radius: 4px;
    box-shadow: inset 0 0 0 2px rgba(255,213,79,0.95), 0 2px 8px rgba(0,0,0,0.25), 0 0 6px rgba(255,213,79,0.8);
}
.placement-line .placement-arrow::after{
    content:"";
    position:absolute;
    left:50%;
    top:50%;
    width:0;
    height:0;
    border-left:7px solid transparent;
    border-right:7px solid transparent;
    border-top:10px solid rgba(255,255,255,0.9);
    transform: translate(-50%,-55%);
}
.placement-line.dir-right .placement-arrow{ transform: translate(-50%,-50%) rotate(90deg); }
.placement-line.dir-left .placement-arrow{ transform: translate(-50%,-50%) rotate(-90deg); }
.placement-line.dir-front .placement-arrow{ transform: translate(-50%,-50%) rotate(0deg); }
.placement-line.dir-back .placement-arrow{ transform: translate(-50%,-50%) rotate(180deg); }

.placement-line.selected {
    background: transparent;
}
.placement-line.selected::before{
    display:none;
}
.placement-line.selected .placement-arrow{
    background: linear-gradient(135deg, rgba(0,225,255,1), rgba(0,160,255,0.98));
    box-shadow: inset 0 0 0 2px rgba(255,230,120,1), 0 3px 10px rgba(0,0,0,0.3), 0 0 8px rgba(255,230,120,0.95);
}
.dimension-handle:hover {
    transform: translate(-50%, -50%) scale(1.02);
    border-color: rgba(31,41,55,0.28);
    box-shadow: 0 6px 14px rgba(0,0,0,0.12);
}

.dimension-handle:active {
    transform: translate(-50%, -50%) scale(0.97);
    box-shadow: 0 4px 10px rgba(0,0,0,0.18);
}

.dimension-handle-icon {
    line-height: 1;
    font-size: 0.9rem;
    font-variant-emoji: text;
    color: #4b5563;
    filter: grayscale(1);
    opacity: 0.9;
}

.dimension-handle-icon.depth {
    transform: rotate(90deg);
}

.dimension-handle-letter {
    font-size: 0.72rem;
    font-weight: 700;
    color: #111827;
    letter-spacing: 0.02em;
}

.hide-dimension-handles .dimension-handle-overlay,
.hide-dimension-handles .placement-overlay {
    display: none !important;
}

.magnet-pad {
    position: absolute;
    display: flex;
    gap: 4px;
    padding: 4px 6px;
    border-radius: 10px;
    background: rgba(255,255,255,0.92);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    border: 1px solid rgba(0,0,0,0.08);
    pointer-events: auto;
    z-index: 6;
}

.magnet-btn {
    border: 1px solid rgba(0,0,0,0.08);
    background: #f4f6f8;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.15s ease;
}

.magnet-btn:hover {
    background: #dfe9f7;
    transform: translateY(-1px);
}

/* Horizontale Konfigurations-Leiste */
.horizontal-config-panel {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    border-top: 2px solid rgba(0, 113, 227, 0.15);
    overflow: hidden;
}

/* Horizontale Tab-Navigation */
.horizontal-tabs {
    display: flex;
    gap: 3px;
    background: linear-gradient(135deg, #1a1f2e 0%, #2d3748 100%);
    border-bottom: 2px solid #0071e3;
    padding: 4px;
    overflow-x: auto;
    overflow-y: hidden;
    flex-shrink: 0;
    scrollbar-width: thin;
    height: 46px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.horizontal-tabs::-webkit-scrollbar {
    height: 3px;
}

.horizontal-tabs::-webkit-scrollbar-thumb {
    background: rgba(0, 113, 227, 0.3);
    border-radius: 2px;
}

.horizontal-tab {
    flex: 1;
    min-width: 100px;
    padding: 0.5rem 0.9rem;
    background: linear-gradient(135deg, #ffffff 0%, #f0f4f8 100%);
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 700;
    font-size: 0.8rem;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    white-space: nowrap;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12), 0 2px 4px rgba(0, 0, 0, 0.08);
    position: relative;
    border-radius: 6px 6px 0 0;
}

.horizontal-tab:hover {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    color: #0071e3;
    box-shadow: 0 6px 16px rgba(0, 113, 227, 0.25), 0 3px 6px rgba(0, 113, 227, 0.15);
}

.horizontal-tab.active {
    background: linear-gradient(135deg, #0071e3 0%, #0056b3 100%);
    border-bottom-color: #0071e3;
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(0, 113, 227, 0.35), 0 4px 8px rgba(0, 113, 227, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.horizontal-tab .tab-icon {
    font-size: 1rem;
}

.horizontal-tab .tab-label {
    font-size: 0.8rem;
}

.horizontal-tab.tab-highlight-yellow {
    background: #fff8d0;
    border-bottom-color: #f0c200;
}

.horizontal-tab.tab-highlight-blue {
    background: #c9e0ff;
    border-bottom-color: #2f72cf;
    color: #08305d;
    box-shadow: inset 0 -2px 0 rgba(47, 114, 207, 0.4);
}

/* Tab-Inhalte */
.horizontal-config-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0.75rem 1rem;
    background: #fff;
}

.horizontal-tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.horizontal-tab-content.active {
    display: block;
}

/* Infobox – Scrollbar in der rechten Dokumentationsspalte */
.infobox-panel {
    display: flex;
    flex-direction: column;
    top: calc(var(--header-height) + 16px);
    bottom: calc(30vh + 16px);
    height: auto;
    max-height: none;
}

.infobox-panel .infobox-content {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.75rem;
}

.infobox-panel .infobox-content::-webkit-scrollbar {
    width: 6px;
}

.infobox-panel .infobox-content::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

/* Preistag im horizontalen Layout über der Navigationsleiste */
.price-tag {
    position: fixed;
    left: 24px;
    right: auto;
    bottom: calc(30vh + 16px);
    width: auto;
    max-width: 340px;
    border-radius: 14px;
    z-index: 1005;
}

/* Mobile Anpassung für Preistag */
@media (max-width: 768px) {
    .price-tag {
        left: 12px;
        bottom: calc(42vh + 12px);
        max-width: 230px;
        border-radius: 10px;
    }
}

@media (max-width: 480px) {
    .price-tag {
        left: 8px;
        bottom: calc(44vh + 10px);
        max-width: 230px;
    }
}

/* Compact Info Box - Links positioniert wie das Preisschild */
.canvas-compact-info {
    position: fixed !important;
    left: 24px !important;
    right: auto !important;
    top: calc(var(--header-height) + 70px) !important;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px) !important;
    padding: 0.7rem 0.9rem !important;
    border-radius: 10px !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
    font-size: 0.82rem !important;
    line-height: 1.4 !important;
    min-width: 320px !important;
    max-width: 360px !important;
    max-height: calc(100vh - 125px) !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    z-index: 10000 !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
}
.compact-info-hidden .canvas-compact-info {
    display: none !important;
}

.compact-info-header {
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    color: #2c3e50;
    flex-shrink: 0;
}

.compact-info-line {
    margin: 0.25rem 0;
    color: #555;
}

.compact-info-line strong {
    color: #2c3e50;
    font-weight: 600;
}

.compact-info-footer {
    margin-top: 0.4rem;
    padding-top: 0.3rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.75rem;
    color: #555;
    flex-shrink: 0;
}

.compact-info-footer strong {
    color: #2c3e50;
}

/* Meta-Info (Dachtyp, Farbe) */
.compact-info-meta {
    margin-bottom: 0.4rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
}

.compact-info-meta .compact-info-line {
    margin: 0.2rem 0;
    font-size: 0.75rem;
}

/* Gesamtmaße */
.compact-info-total {
    background: rgba(0, 123, 255, 0.08);
    padding: 0.3rem 0.4rem;
    margin: 0.3rem -0.3rem 0.3rem -0.3rem;
    border-radius: 4px;
    font-size: 0.75rem;
    color: #2c3e50;
    flex-shrink: 0;
}

.compact-info-total strong {
    color: #007bff;
}

/* Kompakte Segment-Liste mit Scrolling */
.compact-info-segments-list {
    max-height: 250px;
    overflow-y: auto;
    overflow-x: hidden;
    margin: 0.2rem -0.3rem;
    padding: 0 0.3rem;
    flex: 1;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

.compact-info-segments-list::-webkit-scrollbar {
    width: 4px;
}

.compact-info-segments-list::-webkit-scrollbar-track {
    background: transparent;
}

.compact-info-segments-list::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 2px;
}

.compact-info-segments-list::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

/* Kompakte Segment-Zeile */
.compact-info-segment-compact {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.5rem;
    margin: 0.15rem 0;
    background: rgba(0, 123, 255, 0.05);
    border-radius: 4px;
    font-size: 0.78rem;
    line-height: 1.3;
    border-left: 2px solid #007bff;
}

.compact-info-segment-compact:hover {
    background: rgba(0, 123, 255, 0.1);
}

.segment-num {
    font-weight: 700;
    color: #007bff;
    min-width: 1.3em;
    text-align: center;
    flex-shrink: 0;
}

.segment-size {
    flex: 1;
    color: #2c3e50;
    font-family: monospace;
    font-size: 0.73rem;
    white-space: nowrap;
}

.segment-drain {
    font-size: 0.7rem;
    color: #666;
    font-weight: 500;
    white-space: nowrap;
    flex-shrink: 0;
}

/* Alte Segment-Klassen für Rückwärtskompatibilität */
.compact-info-segment {
    margin-top: 0.6rem;
    padding-top: 0.5rem;
    border-top: 1px dashed rgba(0, 0, 0, 0.1);
}

.compact-info-segment-title {
    font-weight: 600;
    color: #007bff;
    margin-bottom: 0.3rem;
    font-size: 0.8rem;
}

/* Mobile Anpassung für Compact-Info */
@media (max-width: 768px) {
    .canvas-compact-info {
        left: 8px !important;
        top: 102px !important;
        min-width: 180px !important;
        max-width: 200px !important;
        max-height: calc(100vh - 100px) !important;
        padding: 0.4rem 0.5rem !important;
        font-size: 0.65rem !important;
    }

    .compact-info-header {
        font-size: 0.65rem;
        margin-bottom: 0.25rem;
        padding-bottom: 0.2rem;
    }

    .compact-info-meta {
        margin-bottom: 0.25rem;
        padding-bottom: 0.2rem;
    }

    .compact-info-meta .compact-info-line {
        font-size: 0.6rem;
        margin: 0.12rem 0;
    }

    .compact-info-total {
        font-size: 0.6rem;
        padding: 0.2rem 0.3rem;
        margin: 0.2rem -0.2rem 0.2rem -0.2rem;
    }

    .compact-info-segments-list {
        max-height: 150px;
    }

    .compact-info-segment-compact {
        padding: 0.25rem 0.3rem;
        gap: 0.3rem;
        font-size: 0.62rem;
    }

    .segment-num {
        min-width: 1.2em;
    }

    .segment-size {
        font-size: 0.68rem;
    }

    .segment-drain {
        font-size: 0.66rem;
        font-weight: 500;
    }

    .compact-info-footer {
        font-size: 0.7rem;
        margin-top: 0.3rem;
        padding-top: 0.25rem;
    }
}

@media (max-width: 480px) {
    .canvas-compact-info {
        left: 6px !important;
        top: 102px !important;
        min-width: 150px !important;
        max-width: 170px !important;
        max-height: calc(100vh - 85px) !important;
        padding: 0.3rem 0.4rem !important;
        font-size: 0.6rem !important;
    }

    .compact-info-header {
        font-size: 0.6rem;
        margin-bottom: 0.2rem;
    }

    .compact-info-line {
        margin: 0.15rem 0;
    }

    .compact-info-meta {
        margin-bottom: 0.2rem;
        padding-bottom: 0.15rem;
    }

    .compact-info-meta .compact-info-line {
        font-size: 0.55rem;
        margin: 0.1rem 0;
    }

    .compact-info-total {
        font-size: 0.55rem;
        padding: 0.15rem 0.25rem;
        margin: 0.15rem -0.15rem 0.15rem -0.15rem;
    }

    .compact-info-segments-list {
        max-height: 120px;
    }

    .compact-info-segment-compact {
        padding: 0.2rem 0.25rem;
        gap: 0.25rem;
        font-size: 0.58rem;
    }

    .segment-num {
        min-width: 1.1em;
        font-size: 0.68rem;
    }

    .segment-size {
        font-size: 0.63rem;
    }

    .segment-drain {
        font-size: 0.62rem;
        font-weight: 500;
    }

    .compact-info-footer {
        font-size: 0.65rem;
        margin-top: 0.25rem;
        padding-top: 0.2rem;
    }

    .compact-info-segment {
        margin-top: 0.4rem;
        padding-top: 0.3rem;
    }

    .compact-info-segment-title {
        font-size: 0.65rem;
    }
}

/* Grid-Layout für Konfigurations-Items */
.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, max-content));
    gap: 1rem;
    max-width: 1650px;
    margin: 0 auto;
    justify-content: flex-start;
}

.config-grid--two-col {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.config-grid--three-col {
    grid-template-columns: repeat(3, 1fr);
}

.statics-card {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    background: #f7fafc;
    border: 1px solid #e0e6ef;
}

.statics-card-body {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.statics-card-indicator {
    font-size: 2rem;
    line-height: 1;
}

.statics-card-title {
    font-weight: 600;
    color: #2e7d32;
}

.statics-card-note {
    color: #666;
}

/* Kompakte Steuerung für bessere Übersicht */
.control-group-compact {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 0.75rem;
    transition: all 0.3s ease;
}

.control-group-compact:hover {
    box-shadow: 0 2px 8px rgba(0, 113, 227, 0.15);
    border-color: var(--accent-blue);
}

.control-group-compact h4 {
    margin: 0 0 0.6rem 0;
    font-size: 0.85rem;
    color: #495057;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
}

/* Kompaktere Range-Inputs */
.range-container {
    margin: 0;
}

.range-container input[type="range"] {
    height: 6px;
    margin: 0.5rem 0;
}

.range-container input[type="number"],
.range-container input[type="text"] {
    font-size: 0.9rem;
    padding: 0.4rem 0.6rem;
    height: 32px;
}

/* Kompaktere Option Cards */
.option-card {
    padding: 0.6rem 0.8rem;
    font-size: 0.85rem;
    min-height: 40px;
}

.option-card.active {
    background: #007bff;
    color: white;
    border-color: #0056b3;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.3);
}

.option-card:disabled,
.option-card[disabled] {
    opacity: 0.4 !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
    filter: grayscale(80%) !important;
    background: #f5f5f5 !important;
    border-color: #ddd !important;
    box-shadow: none !important;
}

.option-card:disabled:hover,
.option-card[disabled]:hover {
    transform: none !important;
    box-shadow: none !important;
}

.option-card-label {
    font-size: 0.85rem;
}

/* Kompaktere Selects */
select {
    font-size: 0.9rem;
    padding: 0.5rem 0.75rem;
    height: 36px;
}

/* Kompaktere Labels und Texte */
label {
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
}

small {
    font-size: 0.75rem;
}

/* Kompaktere Buttons */
button:not(.horizontal-tab):not(.option-card) {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* Scrollbar für Content optimieren */
.horizontal-config-content::-webkit-scrollbar {
    width: 6px;
}

.horizontal-config-content::-webkit-scrollbar-thumb {
    background: rgba(0, 113, 227, 0.3);
    border-radius: 3px;
}

.horizontal-config-content::-webkit-scrollbar-track {
    background: transparent;
}

/* Statik-Check-Box Styling */
.statik-check-box {
    border: 2px solid #dee2e6;
}

/* Carport Info Box */
.carport-info-box {
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: #f3e5f5;
    border-left: 3px solid #9c27b0;
    border-radius: 4px;
}

.carport-config-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.carport-export-btn {
    background: linear-gradient(135deg, #1e88ff, #0b5ed7);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: 0.45rem 1.25rem;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(0, 123, 255, 0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    white-space: nowrap;
}

.carport-export-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(0, 123, 255, 0.35);
}

.carport-export-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    box-shadow: none;
}

#carport-tab-content #template-option-cards {
    width: 100%;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    align-items: stretch;
    gap: 0.75rem;
}

#carport-tab-content #template-option-cards .option-card {
    justify-content: flex-start;
    align-items: flex-start;
    flex-direction: column;
    text-align: left;
    min-height: 78px;
    padding: 0.55rem 0.65rem;
    gap: 0.25rem;
}

#carport-tab-content #template-option-cards .option-card .option-card-label {
    display: block;
    white-space: normal;
    line-height: 1.2;
    font-size: 0.9rem;
}

#carport-tab-content #template-option-cards .option-card small {
    display: block;
    margin-top: 0;
    font-size: 0.72rem;
    color: #4f5b67;
    line-height: 1.2;
}

/* Dimensionen Box */
.dimension-box {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-width: 420px;
    width: 100%;
    grid-column: span 2;
    overflow: visible;
}

.dimension-columns{
    display:grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap:0.75rem 1rem;
}

.dimension-box-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: #495057;
    font-size: 0.95rem;
}

.dimension-title {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin: 0 0 0.4rem 0;
}

.dimension-row {
    display: grid;
    grid-template-columns: minmax(96px, 120px) 1fr;
    align-items: center;
    column-gap: 0.75rem;
    row-gap: 0.35rem;
    width: 100%;
}

.dimension-label {
    display: flex;
    flex-direction: column;
    font-weight: 600;
    color: #495057;
    gap: 0.1rem;
}

.dimension-label small {
    color: #6c757d;
    font-weight: 400;
}

.dimension-input-group {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex: 0 0 auto;
    flex-wrap: nowrap;
}

.dimension-input-group input[type="number"] {
    width: 72px;
    padding: 0.35rem 0.45rem;
    border: 1px solid #ced4da;
    border-radius: 6px;
    font-size: 0.9rem;
}

.dimension-unit {
    color: #6c757d;
    font-weight: 600;
}

.dimension-stepper {
    display: inline-flex;
    border: 1px solid #dcdfe3;
    border-radius: 6px;
    overflow: hidden;
}

.dimension-btn {
    border: none;
    background: #f8f9fa;
    padding: 0.38rem 0.52rem;
    font-size: 0.95rem;
    cursor: pointer;
    line-height: 1;
    transition: background 0.15s ease, color 0.15s ease;
}

.dimension-btn:hover {
    background: #e9ecef;
    color: #2563eb;
}

.dimension-hidden-range {
    display: none;
}

@media (max-width: 640px) {
    .dimension-row {
        grid-template-columns: 1fr;
    }

    .dimension-input-group {
        width: 100%;
        flex-wrap: wrap;
    }

    .dimension-input-group input[type="number"] {
        width: 100%;
    }
}

.carport-export-btn[data-loading="true"] {
    cursor: progress;
}

.carport-warning {
    display: none;
    margin-bottom: 1rem;
    padding: 0.85rem 1rem;
    background: #fff7ed;
    border-left: 4px solid #f59e0b;
    border-radius: 6px;
    color: #92400e;
    font-size: 0.85rem;
    line-height: 1.4;
}

.carport-warning.active {
    display: block;
}

.carport-warning ul {
    margin: 0.45rem 0 0;
    padding-left: 1.2rem;
}

.carport-warning li {
    margin: 0.2rem 0;
}

.carport-warning strong {
    color: #b45309;
}

.carport-segment.segment-conflict {
    border-color: #f59e0b !important;
    box-shadow: 0 0 0 1px rgba(245, 158, 11, 0.45);
}

.segment-statics-indicator.segment-conflict {
    background: #fff7ed !important;
    color: #b45309 !important;
}

.segment-statics-indicator.segment-conflict .statics-icon {
    color: #b45309;
}

.segment-statics-indicator.segment-conflict .statics-text {
    color: #b45309 !important;
}

/* Hide on Mobile Klasse */
@media (max-width: 768px) {
    .hide-on-mobile {
        display: none !important;
    }
}

/* Alte Sidebar ausblenden */
.sidebar,
.config-toggle,
.sidebar-help {
    display: none !important;
}

/* Alte Stepper-Navigation ausblenden */
.stepper-navigation,
.stepper-content {
    display: none !important;
}

/* Responsive Anpassungen */
@media (max-width: 1024px) {
    .config-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 0.8rem;
    }
    
    .dimension-box {
        grid-column: span 1;
        min-width: 360px;
    }
    
    .horizontal-config-content {
        padding: 0.8rem 1rem;
    }
    
    .control-group-compact {
        padding: 0.6rem;
    }
    
    .control-group-compact h4 {
        font-size: 0.8rem;
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 768px) {
    .canvas-container {
        min-height: 58vh;
        max-height: 58vh;
    }

    .horizontal-config-panel {
        height: 42vh;
    }

    .horizontal-tabs {
        padding: 0;
        height: 32px;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .horizontal-tabs::-webkit-scrollbar {
        display: none;
    }

    .horizontal-tab {
        min-width: 64px;
        padding: 0.3rem 0.35rem;
        font-size: 0.65rem;
        flex-direction: column;
        gap: 0.1rem;
        flex-shrink: 0;
    }

    .horizontal-tab .tab-icon {
        font-size: 0.95rem;
    }

    .horizontal-tab .tab-label {
        font-size: 0.55rem;
        line-height: 1;
        white-space: nowrap;
    }

    .horizontal-config-content {
        padding: 0.4rem 0.5rem;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .dimension-box {
        min-width: 100%;
        grid-column: span 1;
    }

    .config-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: 0.45rem;
    }

    .control-group-compact {
        padding: 0.45rem 0.5rem;
        margin-bottom: 0.35rem;
    }

    .control-group-compact h4 {
        font-size: 0.65rem;
        margin-bottom: 0.3rem;
        font-weight: 600;
    }

    .option-card {
        padding: 0.4rem;
        font-size: 0.65rem;
        min-height: 40px;
    }

    .option-card-label {
        font-size: 0.65rem;
        line-height: 1.1;
    }

    .range-container {
        gap: 0.3rem;
    }

    .range-container input[type="number"],
    .range-container input[type="text"] {
        font-size: 0.7rem;
        padding: 0.2rem 0.3rem;
        height: 30px;
        min-width: 48px;
    }

    .range-container input[type="range"] {
        flex: 1;
        min-width: 0;
        height: 18px;
    }

    select {
        font-size: 0.7rem;
        padding: 0.35rem 0.45rem;
        height: 34px;
    }

    label {
        font-size: 0.68rem;
        margin-bottom: 0.25rem;
    }

    small, .help-text {
        font-size: 0.6rem;
        line-height: 1.25;
    }
}

@media (max-width: 480px) {
    .horizontal-config-panel {
        height: 40vh;
    }

    .canvas-container {
        min-height: 60vh;
        max-height: 60vh;
        background-color: white;
    }

    .config-grid {
        grid-template-columns: 1fr;
        gap: 0.3rem;
    }

    .horizontal-config-content {
        padding: 0.35rem 0.4rem;
    }

    .horizontal-tab {
        min-width: 56px;
        padding: 0.25rem 0.3rem;
    }

    .horizontal-tab .tab-icon {
        font-size: 0.85rem;
    }

    .horizontal-tab .tab-label {
        font-size: 0.5rem;
    }

    .control-group-compact {
        padding: 0.35rem 0.4rem;
        margin-bottom: 0.3rem;
    }

    .control-group-compact h4 {
        font-size: 0.6rem;
        margin-bottom: 0.25rem;
    }

    .option-card {
        padding: 0.35rem;
        min-height: 36px;
    }

    .option-card-label {
        font-size: 0.6rem;
    }

    .range-container input[type="number"],
    .range-container input[type="text"] {
        height: 28px;
        min-width: 44px;
        font-size: 0.65rem;
    }
}

/* Kompakte Steuerung für bessere Übersicht */
.control-group-compact {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.3s ease;
    overflow: hidden;
}

.control-group-compact:hover {
    box-shadow: 0 2px 8px rgba(0, 113, 227, 0.15);
    border-color: var(--accent-blue);
}

.control-group-compact h4 {
    margin: 0 0 0.75rem 0;
    font-size: 0.95rem;
    color: #495057;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}