/* ==============================================
   Portfolio / Heatmap Stylesheet
   Version: 1.0
   ============================================== */

/* ==============================================
   Portfolio Container
   ============================================== */

.portfolio-container {
    padding: 20px 0;
}

.portfolio-header {
    margin-bottom: 30px;
}

.portfolio-header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark, #2d3436);
    margin-bottom: 5px;
}

.portfolio-header .subtitle {
    color: var(--gray, #636e72);
    font-size: 0.95rem;
}

/* ==============================================
   Heatmap Grid
   ============================================== */

.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

/* ==============================================
   Heatmap Card
   ============================================== */

.heatmap-card {
    background: var(--white, #ffffff);
    border-radius: var(--radius-md, 12px);
    border: 2px solid var(--gray-light, #dfe6e9);
    padding: 18px 16px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.heatmap-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.10);
    border-color: var(--primary, #6c5ce7);
}

/* Signal-based border colors */
.heatmap-card.border-buy {
    border-color: var(--success, #00b894);
}

.heatmap-card.border-sell {
    border-color: var(--danger, #e17055);
}

.heatmap-card.border-hold {
    border-color: var(--gray-light, #dfe6e9);
}

.heatmap-card.no-data {
    opacity: 0.55;
    pointer-events: none;
    filter: grayscale(0.3);
}

/* ==============================================
   Heatmap Card Content
   ============================================== */

.heatmap-card .card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.heatmap-card .symbol {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--dark, #2d3436);
}

.heatmap-card .name {
    font-size: 0.8rem;
    color: var(--gray, #636e72);
    display: block;
    margin-top: 2px;
}

.heatmap-card .signal-badge {
    font-size: 0.7rem;
    padding: 3px 12px;
    border-radius: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.signal-badge.buy {
    background: rgba(0, 184, 148, 0.15);
    color: var(--success, #00b894);
}

.signal-badge.sell {
    background: rgba(225, 112, 85, 0.15);
    color: var(--danger, #e17055);
}

.signal-badge.hold {
    background: rgba(99, 110, 114, 0.15);
    color: var(--gray, #636e72);
}

/* ==============================================
   Price & Change
   ============================================== */

.heatmap-card .price-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 4px 0;
}

.heatmap-card .price {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark, #2d3436);
}

.heatmap-card .change {
    font-weight: 600;
    font-size: 0.9rem;
}

.heatmap-card .change.positive {
    color: var(--success, #00b894);
}

.heatmap-card .change.negative {
    color: var(--danger, #e17055);
}

.heatmap-card .change-icon {
    margin-right: 2px;
}

/* ==============================================
   Additional Metrics
   ============================================== */

.heatmap-card .metrics {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--gray-light, #dfe6e9);
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--gray, #636e72);
}

.heatmap-card .metrics span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.heatmap-card .metrics .label {
    font-weight: 400;
}

.heatmap-card .metrics .value {
    font-weight: 600;
    color: var(--dark, #2d3436);
}

/* ==============================================
   Confidence Bar (inside card)
   ============================================== */

.heatmap-card .confidence-bar {
    margin-top: 8px;
    height: 4px;
    background: var(--gray-light, #dfe6e9);
    border-radius: 4px;
    overflow: hidden;
}

.heatmap-card .confidence-bar .fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.6s ease;
}

.heatmap-card .confidence-bar .fill.buy {
    background: var(--success, #00b894);
}

.heatmap-card .confidence-bar .fill.sell {
    background: var(--danger, #e17055);
}

.heatmap-card .confidence-bar .fill.hold {
    background: var(--gray, #636e72);
}

/* ==============================================
   Reasoning Tooltip (shows on hover)
   ============================================== */

.heatmap-card .reasoning-tip {
    display: none;
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--dark, #2d3436);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.7rem;
    white-space: nowrap;
    max-width: 200px;
    white-space: normal;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    margin-bottom: 8px;
}

.heatmap-card:hover .reasoning-tip {
    display: block;
}

/* ==============================================
   Heatmap Filters / Controls
   ============================================== */

.portfolio-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
    align-items: center;
}

.portfolio-controls .search-box {
    flex: 1;
    min-width: 180px;
}

.portfolio-controls .filter-group {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.portfolio-controls .filter-btn {
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid var(--gray-light, #dfe6e9);
    background: transparent;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--gray, #636e72);
}

.portfolio-controls .filter-btn:hover {
    border-color: var(--primary, #6c5ce7);
    color: var(--primary, #6c5ce7);
}

.portfolio-controls .filter-btn.active {
    background: var(--primary, #6c5ce7);
    color: white;
    border-color: var(--primary, #6c5ce7);
}

.portfolio-controls .filter-btn.active.buy {
    background: var(--success, #00b894);
    border-color: var(--success, #00b894);
}

.portfolio-controls .filter-btn.active.sell {
    background: var(--danger, #e17055);
    border-color: var(--danger, #e17055);
}

.portfolio-controls .filter-btn.active.hold {
    background: var(--gray, #636e72);
    border-color: var(--gray, #636e72);
}

/* ==============================================
   Sortable Table (Portfolio Table View)
   ============================================== */

.portfolio-table-wrapper {
    overflow-x: auto;
    margin-top: 30px;
}

.portfolio-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.portfolio-table th {
    background: var(--gray-light, #dfe6e9);
    color: var(--dark, #2d3436);
    font-weight: 600;
    padding: 12px 16px;
    text-align: left;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    border-bottom: 2px solid #d0d7de;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.portfolio-table th:hover {
    background: #d0d7de;
}

.portfolio-table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--gray-light, #dfe6e9);
    vertical-align: middle;
}

.portfolio-table tr:hover td {
    background: rgba(108, 92, 231, 0.04);
}

.portfolio-table .positive {
    color: var(--success, #00b894);
}

.portfolio-table .negative {
    color: var(--danger, #e17055);
}

/* ==============================================
   Signal Distribution Progress Bars
   ============================================== */

.signal-distribution {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.signal-distribution .dist-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
}

.signal-distribution .dist-bar {
    width: 120px;
    height: 6px;
    background: var(--gray-light, #dfe6e9);
    border-radius: 6px;
    overflow: hidden;
}

.signal-distribution .dist-bar .fill {
    height: 100%;
    border-radius: 6px;
    transition: width 0.6s ease;
}

.signal-distribution .dist-bar .fill.buy {
    background: var(--success, #00b894);
}

.signal-distribution .dist-bar .fill.sell {
    background: var(--danger, #e17055);
}

.signal-distribution .dist-bar .fill.hold {
    background: var(--gray, #636e72);
}

/* ==============================================
   Summary Stats (Portfolio Summary)
   ============================================== */

.portfolio-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.portfolio-summary .summary-item {
    background: var(--white, #ffffff);
    border-radius: var(--radius-sm, 8px);
    padding: 16px 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    text-align: center;
}

.portfolio-summary .summary-item .number {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary, #6c5ce7);
    line-height: 1.2;
}

.portfolio-summary .summary-item .label {
    font-size: 0.75rem;
    color: var(--gray, #636e72);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-weight: 600;
    margin-top: 4px;
}

.portfolio-summary .summary-item.success .number { color: var(--success, #00b894); }
.portfolio-summary .summary-item.danger .number { color: var(--danger, #e17055); }
.portfolio-summary .summary-item.warning .number { color: var(--warning, #fdcb6e); }

/* ==============================================
   Responsive Adjustments
   ============================================== */

@media (max-width: 1024px) {
    .heatmap-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

@media (max-width: 768px) {
    .heatmap-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .heatmap-card {
        padding: 12px;
    }

    .heatmap-card .price {
        font-size: 1rem;
    }

    .portfolio-summary {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .portfolio-summary .summary-item {
        padding: 12px 16px;
    }

    .portfolio-summary .summary-item .number {
        font-size: 1.2rem;
    }

    .portfolio-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .portfolio-controls .search-box {
        min-width: 100%;
    }

    .portfolio-table th,
    .portfolio-table td {
        padding: 8px 12px;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .heatmap-grid {
        grid-template-columns: 1fr;
    }

    .signal-distribution {
        flex-direction: column;
        align-items: flex-start;
    }

    .signal-distribution .dist-bar {
        width: 100%;
    }

    .portfolio-summary {
        grid-template-columns: 1fr 1fr;
    }

    .portfolio-header h1 {
        font-size: 1.4rem;
    }
}

/* ==============================================
   Dark Mode Support
   ============================================== */

@media (prefers-color-scheme: dark) {
    .heatmap-card {
        background: var(--white, #16213e);
        border-color: var(--gray-light, #2d2d44);
    }

    .heatmap-card .symbol,
    .heatmap-card .price {
        color: var(--dark, #e0e0e0);
    }

    .heatmap-card .metrics {
        border-color: var(--gray-light, #2d2d44);
        color: var(--gray, #a0a0b8);
    }

    .heatmap-card .metrics .value {
        color: var(--dark, #e0e0e0);
    }

    .portfolio-table th {
        background: var(--gray-light, #2d2d44);
        color: var(--dark, #e0e0e0);
        border-bottom-color: #3d3d54;
    }

    .portfolio-table td {
        border-color: var(--gray-light, #2d2d44);
        color: var(--dark, #e0e0e0);
    }

    .portfolio-table tr:hover td {
        background: rgba(108, 92, 231, 0.08);
    }

    .portfolio-summary .summary-item {
        background: var(--white, #16213e);
    }

    .portfolio-controls .filter-btn {
        border-color: var(--gray-light, #2d2d44);
        color: var(--gray, #a0a0b8);
    }

    .portfolio-controls .filter-btn:hover {
        border-color: var(--primary, #6c5ce7);
        color: var(--primary, #6c5ce7);
    }

    .signal-badge.buy {
        background: rgba(0, 184, 148, 0.2);
    }

    .signal-badge.sell {
        background: rgba(225, 112, 85, 0.2);
    }

    .signal-badge.hold {
        background: rgba(99, 110, 114, 0.2);
    }
}