/* StartAi.PropertyProject Stylesheet - Modern High Performance Stacking Plan */

.spp-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: #1e293b;
    background: #ffffff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.spp-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 15px;
    margin-bottom: 15px;
}

.spp-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 10px;
}

.spp-badge {
    font-size: 0.75rem;
    background: #e0f2fe;
    color: #0369a1;
    padding: 3px 10px;
    border-radius: 12px;
    font-weight: 600;
}

.spp-btn {
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.spp-btn-primary {
    background: #0284c7;
    color: #ffffff;
}
.spp-btn-primary:hover {
    background: #0369a1;
}

.spp-btn-secondary {
    background: #334155;
    color: #ffffff;
}
.spp-btn-secondary:hover {
    background: #1e293b;
}

.spp-btn-outline {
    background: transparent;
    color: #0284c7;
    border: 1px solid #0284c7;
}
.spp-btn-outline:hover {
    background: #f0f9ff;
}

.spp-tabs {
    display: flex;
    gap: 10px;
    border-bottom: 1px solid #cbd5e1;
    margin-bottom: 20px;
}

.spp-tab {
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    transition: all 0.2s;
}

.spp-tab:hover {
    color: #0284c7;
}

.spp-tab-active {
    color: #0284c7;
    border-bottom-color: #0284c7;
}

.spp-tab-content {
    display: none;
}

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

.spp-filter-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 20px;
    background: #f8fafc;
    padding: 12px;
    border-radius: 6px;
}

.spp-input, .spp-select {
    padding: 8px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 0.875rem;
    outline: none;
}

.spp-input:focus, .spp-select:focus {
    border-color: #0284c7;
    box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.2);
}

.spp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

.spp-card {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

.spp-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}

.spp-card-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: #f1f5f9;
}

.spp-card-body {
    padding: 16px;
}

.spp-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 6px;
}

.spp-card-meta {
    font-size: 0.85rem;
    color: #64748b;
    margin-bottom: 12px;
}

.spp-card-stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    border-top: 1px solid #f1f5f9;
    padding-top: 10px;
}

/* Skeleton Loading (First Paint < 30ms) */
.spp-skeleton-card {
    height: 280px;
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 200% 100%;
    animation: spp-shimmer 1.5s infinite;
    border-radius: 8px;
}

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

/* Stacking Plan Interactive Matrix */
.spp-stacking-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    background: #f8fafc;
    padding: 10px 15px;
    border-radius: 6px;
    flex-wrap: wrap;
    gap: 15px;
}

.spp-legend {
    display: flex;
    gap: 15px;
    font-size: 0.825rem;
}

.spp-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.spp-dot {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    display: inline-block;
}

.dot-available { background: #10b981; }
.dot-booked { background: #f59e0b; }
.dot-deposited { background: #ea580c; }
.dot-sold { background: #ef4444; }
.dot-locked { background: #94a3b8; }

.spp-stacking-viewport {
    overflow-x: auto;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 15px;
    background: #f8fafc;
    min-height: 400px;
}

.spp-floor-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.spp-floor-label {
    min-width: 70px;
    font-weight: 700;
    font-size: 0.85rem;
    color: #475569;
    background: #e2e8f0;
    padding: 6px 10px;
    border-radius: 4px;
    text-align: center;
}

.spp-unit-chip {
    flex: 1;
    min-width: 90px;
    max-width: 110px;
    padding: 8px 6px;
    border-radius: 6px;
    color: #ffffff;
    font-size: 0.775rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    user-select: none;
}

.spp-unit-chip:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.2);
}

.spp-unit-available { background: #10b981; }
.spp-unit-booked {
    background: #f59e0b;
    animation: spp-pulse 2s infinite;
}
.spp-unit-deposited { background: #ea580c; }
.spp-unit-sold { background: #ef4444; opacity: 0.85; }
.spp-unit-locked { background: #94a3b8; }

@keyframes spp-pulse {
    0% { opacity: 1; }
    50% { opacity: 0.75; }
    100% { opacity: 1; }
}

.spp-empty-state {
    text-align: center;
    padding: 40px;
    color: #94a3b8;
    font-size: 1rem;
}