/* =====================================================================
 *  JY Spread Rank — Global Styles
 * ===================================================================== */

:root {
    --jy-up: #d32f2f;
    --jy-down: #2e7d32;
    --jy-neutral: #78909c;
    --jy-bg: #f5f7fa;
    --jy-card: #ffffff;
    --jy-card-hover: #f0f4ff;
    --jy-border: #e0e4ea;
    --jy-text: #333333;
    --jy-text-muted: #607080;
    --jy-accent: #1565c0;
    --jy-radius: 8px;
    --jy-font: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
    --jy-font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

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

.jy-spread-rank {
    max-width: 1280px;
    margin: 0 auto;
    padding: 16px;
    background: var(--jy-bg);
    font-family: var(--jy-font);
    color: var(--jy-text);
    line-height: 1.6;
}

/* =====================================================================
 *  Header
 * ===================================================================== */

.jy-sr-header {
    margin-bottom: 16px;
}

.jy-sr-header__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--jy-text-muted);
}

/* =====================================================================
 *  Sections
 * ===================================================================== */

.jy-sr-section {
    margin-bottom: 32px;
}

.jy-sr-section__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 12px 0;
    color: var(--jy-text);
}

.jy-sr-section__source {
    font-size: 0.78rem;
    color: var(--jy-text-muted);
    margin: 6px 0 0;
}

/* =====================================================================
 *  Controls: broker chips + period buttons
 * ===================================================================== */

.jy-sr-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 12px;
}

/* Broker chip selector */
.jy-sr-broker-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    flex: 1;
}

.jy-sr-broker-chip {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 16px;
    cursor: pointer;
    border: 1px solid var(--jy-border);
    background: var(--jy-card);
    font-size: 0.82rem;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    user-select: none;
    white-space: nowrap;
}

.jy-sr-broker-chip input[type="checkbox"] {
    display: none;
}

.jy-sr-broker-chip:hover {
    border-color: var(--chip-color, var(--jy-accent));
}

/* CSS :has() for checked state */
.jy-sr-broker-chip:has(input:checked) {
    background: var(--chip-color, var(--jy-accent));
    color: #fff;
    border-color: var(--chip-color, var(--jy-accent));
}

/* Period range buttons */
.jy-sr-period-range {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.jy-sr-range-btn {
    padding: 4px 12px;
    border: 1px solid var(--jy-border);
    border-radius: 4px;
    background: var(--jy-card);
    color: var(--jy-text-muted);
    cursor: pointer;
    font-size: 0.82rem;
    font-family: var(--jy-font);
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.jy-sr-range-btn:hover {
    border-color: var(--jy-accent);
    color: var(--jy-accent);
}

.jy-sr-range-btn--active {
    background: var(--jy-accent);
    color: #fff;
    border-color: var(--jy-accent);
}

/* =====================================================================
 *  Chart containers
 * ===================================================================== */

.jy-sr-chart-container {
    background: var(--jy-card);
    border: 1px solid var(--jy-border);
    border-radius: var(--jy-radius);
    padding: 16px;
    height: 450px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.jy-sr-chart-container canvas {
    width: 100% !important;
}

.jy-sr-chart-container--bar {
    height: 380px;
}

/* =====================================================================
 *  Data table
 * ===================================================================== */

.jy-sr-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.jy-sr-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    background: var(--jy-card);
    border: 1px solid var(--jy-border);
    border-radius: var(--jy-radius);
}

.jy-sr-table th {
    background: #f0f4ff;
    padding: 10px 12px;
    font-weight: 600;
    color: var(--jy-text-muted);
    border-bottom: 2px solid var(--jy-border);
    white-space: nowrap;
}

.jy-sr-table th[data-sort] {
    cursor: pointer;
}

.jy-sr-table th[data-sort]:hover {
    background: #e3ecf7;
}

.jy-sr-th--asc::after {
    content: ' \25B2';
    font-size: 0.7em;
}

.jy-sr-th--desc::after {
    content: ' \25BC';
    font-size: 0.7em;
}

.jy-sr-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--jy-border);
}

.jy-sr-table tbody tr:hover {
    background: var(--jy-card-hover);
}

.jy-sr-th--right,
.jy-sr-td--right {
    text-align: right;
}

.jy-sr-td--center {
    text-align: center;
}

.jy-sr-td--mono {
    font-family: var(--jy-font-mono);
}

.jy-sr-table__loading {
    text-align: center;
    color: var(--jy-text-muted);
    padding: 32px !important;
}

/* Best (lowest) spread highlight */
.jy-sr-td--best {
    color: var(--jy-down);
    font-weight: 600;
}

/* Worst (highest) spread */
.jy-sr-td--worst {
    color: var(--jy-up);
}

/* Full row highlighting for best / worst */
.jy-sr-row--best td {
    background: #e8f5e9 !important;
}

.jy-sr-row--worst td {
    background: #ffebee !important;
}

/* Commission mark (※) for Yuanta on US index products */
.jy-sr-comm-mark {
    color: var(--jy-accent);
    font-weight: 700;
    cursor: help;
}

.jy-sr-comm-footnote {
    font-size: 0.78rem;
    color: var(--jy-text-muted);
    padding: 8px 12px !important;
    border-bottom: none !important;
    background: #f8f9fa;
}

.jy-sr-comm-footnote-row:hover td {
    background: #f8f9fa !important;
}

/* Rank badges for top 3 */
.jy-sr-rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    color: #fff;
    font-weight: 700;
    font-size: 0.82rem;
}

.jy-sr-rank-badge--1 {
    background: linear-gradient(135deg, #FFD700, #FFA000);
}

.jy-sr-rank-badge--2 {
    background: linear-gradient(135deg, #B0BEC5, #78909C);
}

.jy-sr-rank-badge--3 {
    background: linear-gradient(135deg, #D7A86E, #A67C52);
}

/* Broker name with color dot */
.jy-sr-broker-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
}

/* Broker name link */
.jy-sr-broker-link {
    color: var(--jy-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.jy-sr-broker-link:hover {
    color: var(--jy-accent);
    text-decoration: underline;
    opacity: 0.8;
}

/* =====================================================================
 *  Dashboard: product cards grid
 * ===================================================================== */

.jy-sr-dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.jy-sr-card {
    display: block;
    background: var(--jy-card);
    border: 1px solid var(--jy-border);
    border-radius: var(--jy-radius);
    padding: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.2s, transform 0.2s;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.jy-sr-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
    color: inherit;
    text-decoration: none;
}

.jy-sr-card:visited {
    color: inherit;
}

.jy-sr-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.jy-sr-card__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--jy-text);
    margin: 0;
}

.jy-sr-card__unit {
    font-size: 0.78rem;
    color: var(--jy-text-muted);
}

/* Broker position map */
.jy-sr-card__brokermap {
    margin: 12px 0 8px;
    padding: 0 4px;
}

.jy-sr-brokermap__track {
    position: relative;
    height: 48px;
    background: linear-gradient(90deg, #e8f5e9, #fff3e0, #ffebee);
    border-radius: 6px;
    border: 1px solid var(--jy-border);
}

.jy-sr-brokermap__label {
    position: absolute;
    top: 2px;
    font-size: 0.65rem;
    color: var(--jy-text-muted);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.jy-sr-brokermap__label--good {
    left: 6px;
    color: var(--jy-down);
}

.jy-sr-brokermap__label--bad {
    right: 6px;
    color: var(--jy-up);
}

.jy-sr-brokermap__marker {
    position: absolute;
    bottom: 4px;
    transform: translateX(-50%);
    font-size: 0.62rem;
    font-weight: 700;
    color: var(--marker-color, #666);
    white-space: nowrap;
    line-height: 1;
    padding: 2px 3px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--marker-color, #ccc);
    cursor: default;
    pointer-events: none;
}

.jy-sr-card__stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    margin-top: 8px;
}

.jy-sr-card__best {
    color: var(--jy-down);
}

.jy-sr-card__worst {
    color: var(--jy-up);
}

/* Card button */
.jy-sr-card__btn {
    display: block;
    text-align: center;
    margin-top: 12px;
    padding: 6px 0;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--jy-accent);
    background: #e8f0fe;
    border-radius: 6px;
    transition: background 0.15s, color 0.15s;
}

.jy-sr-card:hover .jy-sr-card__btn {
    background: var(--jy-accent);
    color: #fff;
}

/* =====================================================================
 *  Dashboard: summary table
 * ===================================================================== */

.jy-sr-summary-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    background: var(--jy-card);
    border: 1px solid var(--jy-border);
    border-radius: var(--jy-radius);
    overflow: hidden;
}

.jy-sr-summary-table th {
    background: #f0f4ff;
    padding: 10px 12px;
    font-weight: 600;
    color: var(--jy-text-muted);
    border-bottom: 2px solid var(--jy-border);
    white-space: nowrap;
    font-size: 0.82rem;
    text-align: center;
}

.jy-sr-summary-table th:first-child {
    text-align: left;
}

.jy-sr-summary-table td {
    padding: 9px 12px;
    border-bottom: 1px solid var(--jy-border);
    text-align: center;
    font-family: var(--jy-font-mono);
    font-size: 0.88rem;
    white-space: nowrap;
}

.jy-sr-summary-table td:first-child {
    text-align: left;
    font-family: var(--jy-font);
    font-weight: 600;
    white-space: nowrap;
    font-size: 0.82rem;
}

.jy-sr-summary-table tbody tr:hover {
    background: var(--jy-card-hover);
}

.jy-sr-summary-cell--best {
    background: #e8f5e9;
    color: var(--jy-down);
    font-weight: 600;
}

.jy-sr-summary-cell--worst {
    background: #ffebee;
    color: var(--jy-up);
}

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

@media (max-width: 767px) {
    .jy-spread-rank {
        padding: 10px;
    }

    .jy-sr-controls {
        flex-direction: column;
    }

    .jy-sr-period-range {
        width: 100%;
        justify-content: space-between;
    }

    .jy-sr-chart-container {
        height: 420px;
        padding: 10px;
    }

    .jy-sr-chart-container--bar {
        height: 340px;
    }

    .jy-sr-table {
        font-size: 0.82rem;
    }

    .jy-sr-table th,
    .jy-sr-table td {
        padding: 6px 8px;
    }

    .jy-sr-broker-chip {
        font-size: 0.72rem;
        padding: 3px 8px;
    }

    .jy-sr-dashboard-grid {
        grid-template-columns: 1fr;
    }

    .jy-sr-summary-table th,
    .jy-sr-summary-table td {
        padding: 6px 8px;
        font-size: 0.78rem;
    }
}

@media (max-width: 400px) {
    .jy-sr-chart-container {
        height: 360px;
    }

    .jy-sr-chart-container--bar {
        height: 300px;
    }

    .jy-sr-range-btn {
        padding: 3px 8px;
        font-size: 0.75rem;
    }
}