/* Siding Estimator Dedicated Stylesheet
   Prefixing with #siding-estimator increases specificity to override external/main site CSS.
*/

/* --- Base & Variables --- */
:root { 
    --bg: #0f172a; 
    --panel: #111827; 
    --muted: #94a3b8; 
    --accent: #22c55e; 
    --danger: #ef4444; 
    --text: #e5e7eb; 
}

/* Base style for the entire component container */
#siding-estimator {
    background: var(--bg) !important; 
    color: var(--text) !important; 
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif !important;
    min-height: 100vh;
}

/* --- Header Styles: Mobile First Stacking --- */
#siding-estimator header { 
    padding: 12px 16px; 
    background: #0b1220; 
    border-bottom: 1px solid #1f2937; 
    display: flex; 
    gap: 8px;
    align-items: center; 
    flex-wrap: wrap;
}

#siding-estimator header strong {
    flex-basis: 100%;
    margin-bottom: 4px;
}

#siding-estimator header input[type="text"] { 
    flex-grow: 1;
    padding: 8px 10px; 
    border: 1px solid #374151; 
    background: #0b1220; 
    color: var(--text); 
    border-radius: 8px; 
    min-width: 150px;
    width: auto;
}

/* --- Button Styles --- */
#siding-estimator header button, 
#siding-estimator .btn { 
    cursor: pointer; 
    padding: 8px 12px; 
    border: 1px solid #374151; 
    border-radius: 8px; 
    text-decoration: none !important; 
    box-shadow: none !important;
}

#siding-estimator .btn:hover { 
    border-color: #475569; 
}

#siding-estimator .btn.danger {
    color: #fecaca !important;
    border-color: #b91c1c !important;
}

#siding-estimator .btn.accent {
    color: #86efac !important;
    border-color: #16a34a !important;
}

#siding-estimator .btn.primary {
    color: #93c5fd !important;
    border-color: #2563eb !important;
}

#siding-estimator .btn-small {
    padding: 4px 8px;
    font-size: 12px;
}

/* --- Layout and Panels --- */
#siding-estimator .wrap { 
    display: grid; 
    grid-template-columns: 360px 1fr; 
    gap: 12px; 
    padding: 12px; 
}

#siding-estimator .panel { 
    background: var(--panel); 
    border: 1px solid #1f2937; 
    border-radius: 12px; 
    padding: 12px; 
    display: flex;
    flex-direction: column;
    min-height: 0;
}

#siding-estimator .panel h3 { 
    margin: 0 0 8px 0; 
    font-size: 16px; 
    color: #cbd5e1; 
}

#siding-estimator .row { 
    display: flex; 
    gap: 8px; 
    align-items: center; 
    flex-wrap: wrap; 
}

#siding-estimator .row input[type="file"] { 
    width: 100%; 
}

/* --- Side List and Items --- */
#siding-estimator .list { 
    display: flex; 
    flex-direction: column; 
    gap: 6px; 
    max-height: 260px; 
    overflow: auto; 
    padding-right: 4px; 
}
#siding-estimator .side-item { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    padding: 8px; 
    border: 1px solid #273041; 
    border-radius: 10px; 
    background: #0e1627; 
}

#siding-estimator .side-item.active { 
    outline: 2px solid #3b82f6; 
}

#siding-estimator .side-item input { 
    flex-grow: 1;
    width: auto;
    padding: 6px 8px; 
    border: 1px solid #374151; 
    background: #0b1220; 
    color: var(--text); 
    border-radius: 8px; 
}

#siding-estimator .side-rate {
    width: 60px;
    padding: 6px 8px;
    border: 1px solid #374151;
    background: #0b1220;
    color: var(--text);
    border-radius: 6px;
    font-size: 13px;
}

/* --- Polygon Panel --- */
#siding-estimator .polygon-panel {
    border: 1px solid #1f2937;
    border-radius: 10px;
    background: #0f172a;
    padding: 10px;
    margin-bottom: 10px;
}

#siding-estimator .polygon-controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 6px;
}

#siding-estimator .polygon-controls select {
    flex: 1;
    min-width: 160px;
    padding: 6px 8px;
    border: 1px solid #374151;
    background: #0b1220;
    color: var(--text);
    border-radius: 6px;
}

/* --- Stats --- */
#siding-estimator .stats { 
    display: grid; 
    grid-template-columns: repeat(2,1fr); 
    gap: 8px; 
}

#siding-estimator .stat { 
    background: #0e1627; 
    border: 1px solid #273041; 
    border-radius: 10px; 
    padding: 10px; 
}

#siding-estimator .stat b { 
    display: block; 
    color: #cbd5e1; 
    font-size: 13px; 
}

#siding-estimator .stat span { 
    font-size: 18px; 
}

/* --- Canvas and Drawing Area --- */
#siding-estimator #canvasWrap { 
    position: relative; 
    background: #0b1220; 
    border-radius: 12px; 
    overflow: hidden; 
    min-height: 420px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
}

#siding-estimator canvas { 
    max-width: 100%; 
    height: auto; 
    background: #0b1220;
    cursor: crosshair;
    touch-action: pinch-zoom;
}

#siding-estimator canvas.dragging {
    cursor: grabbing !important;
}

/* --- UI Elements --- */
#siding-estimator .hint { 
    color: var(--muted); 
    font-size: 13px; 
}

#siding-estimator .pill { 
    display: inline-block; 
    padding: 3px 8px; 
    border-radius: 999px; 
    border: 1px solid #334155; 
    color: #cbd5e1; 
    font-size: 12px; 
}

#siding-estimator .toolbar { 
    display: flex; 
    gap: 8px; 
    flex-wrap: wrap; 
    margin-top: 8px; 
    justify-content: space-around;
}

/* --- Measurement List --- */
#siding-estimator .measure-list { 
    max-height: 140px; 
    overflow: auto; 
    display: flex; 
    flex-direction: column; 
    gap: 6px; 
}

#siding-estimator .measure-item { 
    border: 1px solid #273041; 
    background: #0f1b2f; 
    border-radius: 10px; 
    padding: 6px 8px; 
    font-size: 13px; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    gap: 8px; 
}

#siding-estimator .spacer { 
    height: 6px; 
}

#siding-estimator .footer-note { 
    color: #9ca3af; 
    font-size: 12px; 
    margin-top: 8px;
}

/* --- Modal --- */
#siding-estimator .modal {
    display: none;
    position: fixed; 
    z-index: 1000; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto; 
    background-color: rgba(0,0,0,0.8); 
    align-items: center; 
    justify-content: center; 
    padding: 10px;
}

#siding-estimator .modal-content {
    background: var(--panel);
    border: 1px solid #1f2937;
    padding: 20px;
    border-radius: 12px;
    width: 90%; 
    max-width: 400px; 
    position: relative;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

#siding-estimator .modal-list {
    max-height: 300px;
    overflow-y: auto;
    margin-top: 15px;
    padding-right: 5px;
}

#siding-estimator .modal-item {
    padding: 10px;
    margin-bottom: 5px;
    background: #0e1627;
    border: 1px solid #273041;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

#siding-estimator .modal-item.action-load:hover {
    background: #1c263c;
    cursor: pointer;
    outline: 1px solid #3b82f6;
}

#siding-estimator .modal-message {
    margin-top: 10px;
    color: var(--accent);
    font-size: 13px;
    text-align: center;
}

/* --- Responsive --- */
@media (max-width: 900px) { 
    #siding-estimator .wrap { 
        grid-template-columns: 1fr;
    } 
}

@media (max-width: 980px) {
    #siding-estimator header { 
        position: static !important;
    }
    #siding-estimator header strong { 
        flex-basis: 100%;
    }
    #siding-estimator header input { 
        flex: 1 1 100%;
        min-width: 0;
    }
}