/* ============================================
   BALDAUF V2 - DESIGNER STYLES
   3-Spalten Layout für den Designer
   ============================================ */

.designer-section {
    padding: 40px 20px;
    background: white;
}

.designer-section h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--color-text);
}

.designer-container {
    display: grid;
    grid-template-columns: 300px 1fr 300px;
    gap: 20px;
    max-width: 1600px;
    margin: 0 auto;
    min-height: 700px;
}

.designer-column {
    background: var(--color-wood-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.designer-column h3 {
    font-size: 16px;
    color: var(--color-primary);
    margin-bottom: 8px;
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 8px;
}

/* ============================================
   SPALTE 1: INPUT (Dein Projekt)
   ============================================ */

.column-1 {
    background: var(--color-wood-light);
}

.upload-area {
    border: 2px dashed var(--color-border);
    border-radius: 6px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: white;
}

.upload-area:hover {
    border-color: var(--color-primary);
    background: #fafafa;
}

.upload-area p {
    color: var(--color-text-light);
    font-size: 14px;
}

.project-options,
.templates {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.project-options p,
.templates p {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
}

.option-btn,
.template-btn {
    padding: 10px 12px;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
    text-align: left;
}

.option-btn:hover,
.template-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.option-btn.active,
.template-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* ============================================
   SPALTE 2: DESIGNER (3D Viewport)
   ============================================ */

.column-2 {
    background: #000;
    color: white;
    display: flex;
    flex-direction: column;
}

.viewport {
    flex: 1;
    background: #1a1a1a;
    border-radius: 6px;
    margin: 12px 0;
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#canvas-3d {
    width: 100% !important;
    height: 100% !important;
    display: block;
}

.viewport-placeholder {
    position: absolute;
    text-align: center;
    color: #666;
}

.viewport-placeholder p {
    font-size: 14px;
}

.controls,
.material-selector {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.controls p,
.material-selector p {
    font-size: 12px;
    font-weight: 600;
    margin: 4px 0;
}

.stone-palette {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
}

.stone-btn {
    padding: 8px;
    background: var(--color-primary);
    color: white;
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
    transition: all 0.2s;
}

.stone-btn:hover,
.stone-btn.active {
    background: #ff8c42;
    border-color: #ff8c42;
}

#materialSelect {
    padding: 8px;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
}

.sentinel-monitor {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid var(--color-success);
    border-radius: 4px;
    padding: 12px;
    margin-top: 8px;
}

.sentinel-monitor h4 {
    font-size: 12px;
    color: var(--color-success);
    margin-bottom: 8px;
}

.status-row {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    margin: 4px 0;
    color: #ccc;
}

/* ============================================
   SPALTE 3: OUTPUT (Dein Set)
   ============================================ */

.column-3 {
    background: var(--color-wood-light);
    overflow-y: auto;
}

.bom-panel {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 12px;
    flex: 1;
}

.bom-panel h4 {
    font-size: 13px;
    color: var(--color-text);
    margin-bottom: 8px;
}

.bom-content {
    font-size: 11px;
    color: var(--color-text-light);
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 8px;
}

.bom-item {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    border-bottom: 1px solid #f0f0f0;
}

.bom-item:last-child {
    border-bottom: none;
}

.bom-summary {
    background: var(--color-wood-dark);
    padding: 8px;
    border-radius: 4px;
    font-size: 12px;
}

.bom-summary p {
    margin: 4px 0;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.btn-primary,
.btn-success {
    padding: 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: #c45d40;
}

.btn-success {
    background: var(--color-success);
    color: white;
}

.btn-success:hover {
    background: #45a049;
}

.info-box {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 4px;
    padding: 8px;
    margin-top: 8px;
    font-size: 11px;
    color: #856404;
}

.info-box p {
    margin: 2px 0;
}

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

@media (max-width: 1200px) {
    .designer-container {
        grid-template-columns: 250px 1fr 250px;
        gap: 12px;
    }

    .designer-column {
        padding: 16px;
    }
}

@media (max-width: 992px) {
    .designer-container {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .designer-column {
        min-height: auto;
    }

    .column-2 {
        order: 2;
        min-height: 400px;
    }

    .column-1 {
        order: 1;
    }

    .column-3 {
        order: 3;
        position: sticky;
        bottom: 0;
        background: white;
        border-top: 2px solid var(--color-border);
    }
}

@media (max-width: 768px) {
    .stone-palette {
        grid-template-columns: repeat(2, 1fr);
    }

    .designer-column {
        padding: 12px;
    }

    .footer nav {
        flex-direction: column;
        gap: 8px;
    }
}