/* ===== 基本變數 ===== */
:root {
    --capital-red: #C0132B;
    --positive-color: #F43F5E;
    --negative-color: #22C55E;
    --alert-color: #F43F5E;
    --warning-color: #F97316;


    --corporate-blue-light: #5B9BD5;
    --background-contrast: rgba(188, 143, 143, 0.6);


    --neutral-gray: #64748B;
    --light-gray: #F1F5F9;
    --border-color: #E2E8F0;
    --font-family: 'Microsoft JhengHei', 'Segoe UI', 'PingFang TC', sans-serif;

    --bg-color: #F8FAFC;
    --card-bg-color: #FFFFFF;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}


/* ===== 版面基礎設定 ===== */
body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    margin: 0;
    padding: 0 1.5rem 1.5rem;
    color: #334155;
    overflow-x: hidden;
}

.print-dashboard {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}


.active-series-indicator {
    display: none;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.5rem 0 1rem 0;
    font-size: 0.85rem;
    color: #1e293b;
}

.active-series-indicator.is-visible {
    display: flex;
}

.active-series-label {
    font-weight: 600;
    color: #0f172a;
}

.active-series-chip {
    display: inline-flex;
    align-items: stretch;
    gap: 0.4rem;
    padding: 0.45rem 0.85rem;
    border-radius: 30px;
    border: 2px solid var(--chip-color, #94a3b8);
    background-color: rgba(148, 163, 184, 0.15);
    color: #0f172a;
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.08);
}

.active-series-chip::before {
    content: '';
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background-color: var(--chip-color, #94a3b8);
    display: inline-block;
    margin-top: 0.25rem;
}

.active-series-chip.is-default {
    box-shadow: 0 0 0 2px var(--chip-color, #0f172a), 0 4px 14px rgba(15, 23, 42, 0.08);
}

.active-series-chip-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.15rem;
    line-height: 1.1;
}

.active-series-chip .chip-label {
    font-size: 0.78rem;
    font-weight: 600;
}

.active-series-chip .chip-value {
    font-size: 0.92rem;
    font-weight: 700;
}

.active-series-chip .chip-subvalue {
    font-size: 0.72rem;
    color: #475569;
    display: block;
}

.active-series-chip .chip-subvalue.neutral {
    opacity: 0.7;
}

/* [HANDOVER] 圖例是互動元件，不只是樣式。
   script.js 會切換 `.is-active`、`.is-hidden`、`.is-default`、`.is-locked` 來控制顯示狀態。
   可調整外觀，但 class 名稱不要直接改；若要改名，需同步改 renderBranchTrendChart(...) 等圖例邏輯。 */
.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    justify-content: center;
    margin-top: 1rem;
    margin-bottom: 1.75rem;
    font-size: 0.75rem;
}

.chart-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    border: 1.8px solid var(--chip-color, #94a3b8);
    background-color: rgba(148, 163, 184, 0.15);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    font: inherit;
    color: inherit;
    outline-offset: 2px;
}

.chart-legend-item.is-locked {
    cursor: not-allowed;
    opacity: 0.95;
}

.chart-legend-item::before {
    content: '';
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background-color: var(--chip-color, #cbd5f5);
    display: inline-block;
}

.chart-legend-item.is-active {
    border-color: var(--chip-color, #0f172a);
    border-width: 2.4px;
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.12), inset 0 0 0 1px rgba(255, 255, 255, 0.95);
    transform: translateY(-1px) scale(1.02);
    font-weight: 700;
    color: #0f172a;
}

.chart-legend-item.is-default {
    box-shadow: 0 0 0 2.4px var(--chip-color, rgba(15, 23, 42, 0.35));
}

.chart-legend-item.is-active::before {
    width: 0.58rem;
    height: 0.58rem;
    box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.08);
}

.chart-legend-item.is-hidden {
    opacity: 0.45;
    border-style: dashed;
    background-color: rgba(148, 163, 184, 0.08);
}

.chart-legend-item.is-hidden::after {
    content: '未顯示';
    font-size: 0.65rem;
    color: #475569;
    margin-left: 0.15rem;
}


.info-pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin: 1rem 0;
    align-items: center;
}

.info-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    border: 1.6px solid var(--pill-color, #1f2937);
    background-color: var(--pill-bg, rgba(148, 163, 184, 0.15));
    color: var(--pill-text, #0f172a);
    font-weight: 600;
    font-size: 0.85rem;
}

.info-pill.is-active {
    box-shadow: 0 0 0 2px var(--pill-color, rgba(15, 23, 42, 0.35));
    transform: translateY(-1px);
}

.info-pill-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: #475569;
}

.info-pill-value {
    font-size: 0.95rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.info-pill-value .pill-diff {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.info-pill-value .pill-diff.positive {
    color: #16a34a;
}

.info-pill-value .pill-diff.negative,
.info-pill-value .pill-diff.warning {
    color: var(--capital-red);
}

.info-pill-value .pill-diff.muted {
    color: #64748b;
}

.insight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin: 0.75rem 0 1.25rem;
}

.insight-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(241, 245, 249, 0.65));
    border: 1px solid rgba(148, 163, 184, 0.45);
    border-radius: 14px;
    padding: 1.1rem 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.insight-card--empty {
    background: rgba(248, 250, 252, 0.9);
    border: 1px dashed rgba(148, 163, 184, 0.75);
    box-shadow: none;
}

.insight-card-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: #0f172a;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.insight-card-main {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    gap: 0.1rem 0.5rem;
    align-items: center;
}

.insight-number {
    font-size: 1.2rem;
    font-weight: 700;
    color: #111827;
    grid-column: 1 / 2;
    grid-row: 1 / 2;
}

.insight-label {
    font-size: 0.88rem;
    color: #475569;
    grid-column: 2 / 3;
    grid-row: 1 / 2;
    align-self: end;
}

.insight-number.positive {
    color: var(--positive-color);
}

.insight-number.negative {
    color: var(--negative-color);
}

.insight-number.muted {
    color: #94a3b8;
}

.insight-card-context {
    font-size: 0.86rem;
    color: #4b5563;
    line-height: 1.6;
    display: block;
}

.insight-card-context .insight-number {
    display: inline-flex;
}

.insight-list {
    margin: 0;
    padding-left: 1.1rem;
    display: grid;
    gap: 0.35rem;
    list-style: disc;
    color: #4b5563;
    font-size: 0.85rem;
    line-height: 1.5;
}

.insight-list strong {
    color: #1f2937;
}



.rfm-summary-container {
    background-color: var(--light-gray);
    padding: 1.25rem;
    border-radius: 6px;
    overflow: hidden;
    box-sizing: border-box;
}

.rfm-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}
.rfm-summary-grid>div {
    text-align: left;
}
.rfm-summary-grid ol {
    margin: 0.5rem 0 0;
    padding-left: 0rem;
    text-align: left !important;
}
.rfm-summary-grid li {
    text-align: left !important;
}

.rfm-mobile-groups {
    display: none;
    margin-top: 1rem;
    gap: 0.75rem;
}

.rfm-mobile-card {
    display: inline-flex;
    flex-direction: column;
    gap: 0.4rem;
    width: 100%;
    text-align: left;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--card-color, #94a3b8);
    background-color: rgba(148, 163, 184, 0.12);
    color: #0f172a;
    font: inherit;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.rfm-mobile-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(15, 23, 42, 0.08);
}

.rfm-mobile-card.is-active {
    border-color: var(--card-color, #0f172a);
    box-shadow: 0 0 0 2px var(--card-color, rgba(15, 23, 42, 0.35));
    background-color: rgba(148, 163, 184, 0.2);
}

.rfm-mobile-card-name {
    font-weight: 700;
    font-size: 0.95rem;
}

.rfm-mobile-card-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 0.75rem;
    font-size: 0.75rem;
    color: #475569;
}

#rfm-analysis-card .chart-container {
    min-height: 340px;
    max-height: 520px;
}

#rfm-analysis-card .chart-container canvas {
    max-height: 520px;
}

#rfm-customer-table th,
#rfm-customer-table td {
    text-align: center;
}

.rfm-mobile-card-metrics span {
    display: inline-flex;
    align-items: center;
}

.rfm-mobile-card-cta {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--capital-red);
}

/* ===== Dashboard 主體網格 ===== */
.dashboard-container {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: auto;
}

.section-title {
    grid-column: 1 / -1;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1E293B;
    margin: 1.5rem 0 0 0;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--capital-red);
}


/* ===== 桌面導覽列 / hamburger button ===== */
.dashboard-header {
    grid-column: 1 / -1;
    /* 導覽列左右排列 LOGO 與操作群組 */
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;

    /* 讓導覽列黏在上方並保有陰影層級 */
    position: sticky;
    top: 0;
    z-index: 1300;

    background-color: var(--bg-color);
    padding: 1rem 1.5rem;
    margin: 0 -1.5rem 1.5rem;
    width: calc(100% + 3rem);

    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.dashboard-header h1 {
    margin: 0;
    font-size: 1.75rem;
    color: #1E293B;
}

.header-right-panel {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1 1 auto;
    justify-content: flex-end;
}

/* [HANDOVER] `.header-actions` 為桌機/手機共用的操作容器。
   JS 會搭配 `#header-actions`、`.is-open`、`#header-actions-backdrop.active` 控制抽屜開關。
   這裡可改版型與 spacing，但不要移除 `transform` / `display` 相關狀態規則。 */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: flex-end;
}

@media (min-width: 1025px) {
    .header-actions {
        width: 100%;
        padding-right: 3rem;
        box-sizing: border-box;
    }
}

.header-actions-close {
    display: none;
    align-self: flex-end;
    border: none;
    background: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--neutral-gray);
}

.header-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg-color);
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.header-menu-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background-color: #1E293B;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.header-menu-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.header-menu-toggle.is-open span:nth-child(2) {
    opacity: 0;
}

.header-menu-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.header-menu-toggle:focus-visible,
.header-menu-toggle:hover {
    border-color: var(--capital-red);
}

.header-actions-backdrop {
    display: none;
    pointer-events: none;
}

.outline-button {
    padding: 0.32rem 0.75rem;
    border-radius: 5px;
    border: 1px solid var(--capital-red);
    background-color: transparent;
    color: var(--capital-red);
    font-weight: 600;
    font-size: 0.82rem;
    white-space: nowrap;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
    margin-right: 0.5rem;
}

.outline-button:hover,
.outline-button:focus-visible {
    background-color: rgba(252, 165, 165, 0.15);
    color: #b91c1c;
}


.filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.filter-group label {
    font-size: 0.9rem;
    color: var(--neutral-gray);
    font-weight: 600;
    white-space: nowrap;
}

.filter-group select,
.filter-group input {
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg-color);
    font-family: var(--font-family);
    font-size: 0.88rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.filter-group .native-select--hidden {
    display: none;
}

.filter-group .custom-select {
    flex: 1;
    min-width: 6.2rem;
}

.filter-group .custom-select-toggle {
    min-width: 6.2rem;
}

#branch-filter-group .custom-select,
#branch-filter-group .custom-select-toggle {
    min-width: 8.4rem;
}

.custom-select {
    --custom-select-option-height: 2.1rem;
    --custom-select-max-items: 8;
    --custom-select-bg: rgba(15, 23, 42, 0.88);
    --custom-select-border: rgba(148, 163, 184, 0.45);
    --custom-select-text: #f8fafc;
    --custom-select-hover: rgba(148, 163, 184, 0.25);
    --custom-select-active: rgba(148, 163, 184, 0.38);
    --custom-select-disabled: rgba(148, 163, 184, 0.5);
    position: relative;
    width: 100%;
    font-family: var(--font-family);
}

.custom-select-toggle {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg-color);
    color: #1E293B;
    font: inherit;
    font-size: 0.88rem;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.custom-select-toggle::after {
    content: '';
    width: 0.6rem;
    height: 0.35rem;
    background-color: currentColor;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7' viewBox='0 0 12 7'%3E%3Cpath fill='currentColor' d='M1.41.59 6 5.17 10.59.59 12 2l-6 6-6-6z'/%3E%3C/svg%3E") center/contain no-repeat;
    transition: transform 0.2s ease;
}

.custom-select-toggle:hover,
.custom-select-toggle:focus-visible,
.custom-select.is-open .custom-select-toggle {
    border-color: var(--capital-red);
    box-shadow: 0 0 0 2px rgba(192, 19, 43, 0.18);
}
.custom-select.is-open .custom-select-toggle::after {
    transform: rotate(180deg);
}

.custom-select.is-disabled .custom-select-toggle {
    cursor: not-allowed;
    opacity: 0.6;
    color: var(--custom-select-disabled);
    border-color: rgba(148, 163, 184, 0.2);
}

.custom-select-options {
    position: absolute;
    top: calc(100% + 0.35rem);
    left: 0;
    width: auto;
    min-width: 100%;
    max-height: calc(var(--custom-select-option-height) * var(--custom-select-max-items));
    background-color: var(--custom-select-bg);
    border-radius: 8px;
    border: 1px solid var(--custom-select-border);
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.35);
    overflow-y: auto;
    padding: 0.35rem 0;
    list-style: none;
    margin: 0;
    z-index: 1400;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
    backdrop-filter: blur(16px);
    color: var(--custom-select-text);
    scrollbar-width: thin;
    scrollbar-color: rgba(226, 232, 240, 0.6) rgba(15, 23, 42, 0.4);
}

.custom-select.is-open .custom-select-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.custom-select-option {
    padding: 0.35rem 0.85rem;
    line-height: var(--custom-select-option-height);
    cursor: pointer;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--custom-select-text);
    font-size: 0.88rem;
}

.custom-select-option:hover,
.custom-select-option.is-active {
    background-color: var(--custom-select-hover);
}

.custom-select-option.is-selected {
    font-weight: 600;
    background-color: var(--custom-select-active);
}

.custom-select-option.is-disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.custom-select.is-open .custom-select-options:focus {
    outline: none;
}


.notification-center {
    position: relative;
    margin-right: 2rem;
    margin-top: 0.25rem;
}

.header-actions .notification-center {
    margin-right: 0;
}

.notification-bell {
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--neutral-gray);
    opacity: 0.6;
    padding: 0.5rem;
    transition: color 0.3s ease, opacity 0.3s ease, filter 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}


@keyframes intense-glow-shake {

    0%,
    100% {
        transform: scale(1) rotate(0);
        filter: drop-shadow(0 0 2px rgba(249, 115, 22, 0.5));
    }

    10% {
        transform: scale(1.3) rotate(25deg);
    }

    20% {
        transform: scale(1.3) rotate(-20deg);
    }

    30% {
        transform: scale(1.3) rotate(20deg);
    }

    40% {
        transform: scale(1.3) rotate(-25deg);
    }

    50% {
        transform: scale(1.4) rotate(0);
        filter: drop-shadow(0 0 10px rgba(249, 115, 22, 1));
    }
}

.notification-bell.has-unread {
    color: var(--warning-color);
    opacity: 1;
    animation: intense-glow-shake 2.0s infinite ease-in-out;
}


.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background-color: var(--alert-color);
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 0.7rem;
    font-weight: bold;
    display: none;
    justify-content: center;
    align-items: center;
    border: 2px solid var(--bg-color);
}


.notification-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--card-bg-color);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    width: 350px;
    max-height: 400px;
    overflow-y: auto;
    z-index: 101;
    border: 1px solid var(--border-color);
    display: none;
}

.notification-header {
    padding: 1rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

.notification-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.notification-item {
    padding: 1rem;
    border-bottom: 1px solid var(--light-gray);
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

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

.notification-item-icon {
    font-size: 1.2rem;
    margin-top: 2px;
    width: 1.2rem;
}

.notification-item-content strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.notification-item-content p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--neutral-gray);
    line-height: 1.5;
}


.kpi-card {
    /* 每張 KPI 卡片的基礎外觀 */
    background-color: var(--card-bg-color);
    padding: 1.25rem;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    grid-column: auto;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 0.65rem;
    transition: box-shadow 0.3s ease-in-out;
    position: relative;
    overflow: hidden;
}

.kpi-card--clickable {
    cursor: pointer;
}

.kpi-card--clickable:hover {
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
}

.kpi-card--clickable:focus-visible {
    outline: 2px solid #94A3B8;
    outline-offset: 2px;
}

.kpi-card.alert-active {
    border-color: var(--border-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.kpi-content {
    flex: 0 1 34%;
    min-width: 0;
    max-width: 34%;
}

.kpi-card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    color: var(--neutral-gray);
    font-weight: 600;
    line-height: 1.35;
    white-space: nowrap;
}

.kpi-global-period-selector {
    grid-column: 1 / -1;
    justify-content: flex-start;
}

.kpi-global-period-selector.freq-selector {
    margin-top: -1.05rem;
    margin-bottom: -0.45rem;
}

.kpi-main-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: #1E293B;
    margin-bottom: 0.5rem;
    white-space: nowrap;
    line-height: 1.12;
}

.kpi-secondary {
    font-size: 0.78rem;
    color: var(--neutral-gray);
    margin-top: -0.1rem;
    margin-bottom: 0.4rem;
    white-space: nowrap;
}

.kpi-secondary-label {
    font-weight: 600;
    color: #0f172a;
    margin-right: 0.25rem;
}

.kpi-secondary-value {
    font-weight: 600;
    color: #1E293B;
}

.kpi-secondary--monthly .kpi-secondary-label,
.kpi-secondary--monthly .kpi-secondary-value {
    color: #1D4ED8;
}

.kpi-formula {
    font-size: 0.73rem;
    line-height: 1.45;
    color: #64748B;
    margin-top: -0.1rem;
    margin-bottom: 0.4rem;
    max-width: 360px;
}

.kpi-formula-row {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem 0.75rem;
    margin-top: -0.25rem;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: #F8FAFC;
}

.kpi-formula-row__label {
    color: #334155;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.kpi-formula-row__text {
    color: #475569;
    font-size: 0.82rem;
    line-height: 1.45;
}

.kpi-sub-value {
    font-size: 0.85rem;
    font-weight: 600;
}

.kpi-card--has-inline-formula .kpi-sub-value {
    display: block;
    margin-bottom: 0.92rem;
}

.kpi-inline-formula {
    position: absolute;
    left: 1.25rem;
    right: 1.25rem;
    bottom: 0.38rem;
    color: #64748B;
    font-size: 0.68rem;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.positive {
    color: var(--positive-color);
}

.negative {
    color: var(--negative-color);
}

.neutral {
    color: var(--neutral-gray);
}

.kpi-sparkline {
    flex: 1 1 64%;
    width: auto;
    max-width: none;
    min-width: 0;
    height: 92px;
    margin-left: 0;
    overflow: hidden;
    border-radius: 6px;
    flex-shrink: 1;
}

.kpi-sparkline canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}


.chart-card {
    /* 每個圖表+表格區塊的卡片設定 */
    background-color: var(--card-bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.chart-card h2 {
    margin: 0 0 1.5rem 0;
    font-size: 1.1rem;
}

.chart-toolbar {
    margin-bottom: 1rem;
    overflow-x: auto;
}

@media (max-width: 600px) {
    #market-top20-chart .chart-toolbar {
        display: none;
    }
}

.chart-subtitle {
    margin: -0.35rem 0 0.65rem;
    color: var(--muted-text-color);
    font-size: 0.85rem;
}

.toolbar-table {
    width: auto;
    border-collapse: separate;
    border-spacing: 1.25rem 0.4rem;
    min-width: 280px;
}

.toolbar-table th {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--muted-text-color);
    text-transform: uppercase;
    text-align: center;
    padding: 0.35rem 0 0.1rem;
}

.toolbar-table td {
    padding: 0;
    text-align: center;
    white-space: nowrap;
}

.toolbar-btn {
    border: 1px solid var(--border-color);
    background: #fff;
    font-size: 0.8rem;
    padding: 0.3rem 0.9rem;
    border-radius: 6px;
    color: var(--text-color);
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.toolbar-table td .toolbar-btn:not(:last-child) {
    margin-right: 0.5rem;
}

.toolbar-btn:hover,
.toolbar-btn:focus {
    background-color: var(--light-gray);
    outline: none;
}

.toolbar-btn.active {
    background-color: var(--capital-red);
    border-color: var(--capital-red);
    color: #fff;
}

.toolbar-btn[disabled] {
    background-color: var(--light-gray);
    border-color: var(--border-color);
    color: var(--muted-text-color);
    cursor: not-allowed;
}

.chart-container {
    /* 圖表容器固定高度避免擠壓 */
    position: relative;
    flex-grow: 1;
    min-height: 360px;
}

.table-container {
    overflow-x: auto;
    overflow-y: auto;
    flex-grow: 1;
    max-height: 350px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
    white-space: nowrap;
}

th {
    background-color: var(--light-gray);
    font-weight: 600;
    position: sticky;
    top: 0;
}

#branch-segmentation-card th,
.segmentation-block table th {
    position: sticky;
    top: 0;
}

.segmentation-block .table-container {
    max-height: 320px;
    overflow-y: auto;
    overflow-x: auto;
}


.rankings-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.sub-rankings-container {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.sub-rankings-container .table-container {
    max-height: 260px;
    overflow-y: auto;
}

.ranking-list h3 {
    font-size: 1rem;
    margin: 0 0 1rem 0;
    text-align: center;
}

.ranking-list table {
    font-size: 0.8rem;
    table-layout: fixed;
    width: 100%;
}

.ranking-list th:first-child,
.ranking-list td:first-child {
    width: 45px;
    text-align: center;
}

.ranking-list th:last-child,
.ranking-list td:last-child {
    width: 85px;
}




/* ===== 列印版面調整 ===== */
@media print {
    @page {
        size: A4 landscape;
        margin: 12mm;
    }

    body {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
        background-color: #FFFFFF;
        color: #111827;
    }

    .dashboard-container {
        grid-template-columns: 1fr !important;
        gap: 1.5rem;
    }

    .dashboard-container>* {
        grid-column: 1 / -1 !important;
    }

    .dashboard-header,
    .filters,
    .freq-selector,
    .kpi-global-period-selector,
    .notification-center,
    #generate-ai-suggestion-btn,
    .print-action,
    .notification-dropdown,
    .outline-button {
        display: none !important;
    }

    .chart-card,
    .table-container,
    .ranking-list,
    .kpi-card {
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .table-container {
        max-height: none !important;
        overflow: visible !important;
    }

    .rankings-container,
    .sub-rankings-container {
        grid-template-columns: 1fr !important;
    }

    .chart-container {
        width: 100% !important;
        height: auto !important;
        min-height: 165mm !important;
    }

    canvas {
        width: 100% !important;
        height: 100% !important;
    }
}

@media print {
    .print-fullpage {
        page-break-before: always;
        page-break-after: always;
        min-height: 180mm;
    }
}

@media (max-width: 1440px) {
    .dashboard-header {
        margin-right: 0;
        width: calc(100% + 1.5rem);
    }
}

/* ===== 區塊：百大客戶表格 ===== */
#top-100-clients-card .ranking-list table {
    table-layout: auto;
}

#top-100-clients-card .ranking-list th,
#top-100-clients-card .ranking-list td {
    width: auto;
    text-align: left;
}

#top-100-clients-card th.top100-branch,
#top-100-clients-card td.top100-branch {
    text-align: center;
}

#new-accounts-ranking-card table {
    table-layout: fixed;
    width: 100%;
}

#new-accounts-ranking-card table {
    table-layout: fixed;
    width: 100%;
}

#new-accounts-ranking-card th:nth-child(1),
#new-accounts-ranking-card td:nth-child(1) {
    width: 15%;
}

#new-accounts-ranking-card th:nth-child(2),
#new-accounts-ranking-card td:nth-child(2) {
    width: 30%;
    text-align: center;
}

#new-accounts-ranking-card th:nth-child(3),
#new-accounts-ranking-card td:nth-child(3) {
    width: 30%;
    text-align: center;
}

#new-accounts-ranking-card th:nth-child(4),
#new-accounts-ranking-card td:nth-child(4) {
    width: 25%;
    text-align: center;
}

#branch-share-ranking-card table,
#new-clients-share-ranking-card table {
    table-layout: fixed;
    width: 100%;
}

#branch-share-ranking-card th:nth-child(1),
#branch-share-ranking-card td:nth-child(1),
#new-clients-share-ranking-card th:nth-child(1),
#new-clients-share-ranking-card td:nth-child(1) {
    width: 15%;
}

#branch-share-ranking-card th:nth-child(2),
#branch-share-ranking-card td:nth-child(2),
#new-clients-share-ranking-card th:nth-child(2),
#new-clients-share-ranking-card td:nth-child(2) {
    width: 30%;
    text-align: center;
}

#branch-share-ranking-card th:nth-child(3),
#branch-share-ranking-card td:nth-child(3),
#new-clients-share-ranking-card th:nth-child(3),
#new-clients-share-ranking-card td:nth-child(3) {
    width: 30%;
    text-align: center;
}

#branch-share-ranking-card th:nth-child(4),
#branch-share-ranking-card td:nth-child(4),
#new-clients-share-ranking-card th:nth-child(4),
#new-clients-share-ranking-card td:nth-child(4) {
    width: 25%;
    text-align: center;
}


#top-100-clients-card th.top100-number,
#top-100-clients-card td.top100-number {
    text-align: center;
}

#top100-full-table .top100-rank-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
}

#top100-full-table .top100-rank-value {
    font-weight: 600;
}

.top100-rank-arrow-up {
    color: var(--positive-color);
    font-size: 0.85rem;
    line-height: 1;
}

.top100-rank-arrow-down {
    color: var(--negative-color);
    font-size: 0.85rem;
    line-height: 1;
}

.top100-change-positive {
    color: var(--positive-color);
    font-weight: 600;
}

.top100-change-negative {
    color: var(--negative-color);
    font-weight: 600;
}

#top100-full-table .top100-rank-wrapper.top100-rank-up .top100-rank-value,
#top100-full-table .top100-rank-wrapper.top100-rank-up .top100-rank-arrow-up {
    color: var(--positive-color);
}

#top100-full-table .top100-rank-wrapper.top100-rank-down .top100-rank-value,
#top100-full-table .top100-rank-wrapper.top100-rank-down .top100-rank-arrow-down {
    color: var(--negative-color);
}


/* ===== 頻率切換按鈕 ===== */
.freq-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

#top-100-clients-card #top100-freq-selector {
    margin-bottom: 1.6rem;
}

.freq-selector button {
    background-color: var(--light-gray);
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
}

.freq-selector button.active {
    background-color: var(--capital-red);
    color: white;
    border-color: var(--capital-red);
}

.dormant-card-header {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 0.25rem;
}

.dormant-subtitle {
    margin: 0 0 0.65rem;
    color: var(--neutral-gray);
    font-size: 0.9rem;
}

.card-header-row {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.card-subtext {
    margin: 0;
    color: var(--neutral-gray);
    font-size: 0.9rem;
}

#inactive-orders-table th,
#inactive-orders-table td {
    text-align: center;
}

.inactive-orders-subtitle {
    margin: -0.15rem 0 0.85rem;
    color: #64748b;
    font-size: 0.92rem;
}

#inactive-orders-table thead th {
    position: sticky;
    top: 0;
    z-index: 3;
    background: var(--light-gray);
}

#inactive-orders-table tr.inactive-orders-row {
    cursor: pointer;
}

#inactive-orders-table tr.inactive-orders-row.is-active td {
    position: sticky;
    top: var(--inactive-header-height, 44px);
    background: #fff;
    z-index: 2;
    box-shadow: 0 2px 0 rgba(148, 163, 184, 0.25);
}

#inactive-orders-table tr.inactive-orders-detail > td {
    position: sticky;
    top: calc(var(--inactive-header-height, 44px) + var(--inactive-row-height, 48px));
    background: #fff;
    border-bottom: none;
    padding: 0.5rem 1rem 1rem;
    z-index: 1;
}

#inactive-orders-table tr.inactive-orders-detail .inactive-orders-detail-table tbody td {
    position: static;
    top: auto;
    z-index: auto;
}

#inactive-orders-table tr.inactive-orders-detail .inactive-orders-detail-table thead th {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--light-gray);
}

#inactive-orders-card .table-container {
    max-height: 520px;
    overflow-y: auto;
    overflow-x: auto;
}

.inactive-orders-detail-panel {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: #fff;
    padding: 0.75rem;
    position: relative;
    z-index: 1;
}

.inactive-orders-detail-title {
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.75rem;
}

.inactive-orders-detail-close {
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    border: 1px solid #c1121f;
    background: #c1121f;
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
}

.inactive-orders-detail-close:hover {
    background: #a30f19;
}

.inactive-orders-detail-table {
    max-height: 260px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.inactive-orders-detail-table table {
    width: 100%;
    border-collapse: collapse;
}

.inactive-orders-detail-table th,
.inactive-orders-detail-table td {
    padding: 0.6rem 0.75rem;
    font-size: 0.82rem;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}


.dormant-date-inputs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    justify-content: flex-start;
    margin: 0.35rem 0 0.85rem;
}

.dormant-date-inputs label {
    font-size: 0.9rem;
    color: var(--neutral-gray);
    font-weight: 600;
}

.dormant-date-inputs input,
.dormant-date-inputs select {
    padding: 0.45rem 0.65rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg-color);
    font-size: 0.9rem;
    min-width: 160px;
    text-align: center;
}

.dormant-date-inputs select {
    min-width: 110px;
    appearance: none;
}

.dormant-date-inputs .month-select {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

.dormant-date-hint {
    color: var(--neutral-gray);
    font-size: 0.8rem;
}

.dormant-apply-btn {
    padding: 0.45rem 0.9rem;
    border-radius: 6px;
    border: 1px solid var(--capital-red);
    background-color: var(--capital-red);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.dormant-apply-btn:hover,
.dormant-apply-btn:focus-visible {
    background-color: #a50f26;
    box-shadow: 0 0 0 3px rgba(192, 19, 43, 0.18);
}

.dormant-rankings .table-container {
    max-height: 320px;
}

.dormant-ranking-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1.25rem;
    margin-bottom: 2rem;
}

.dormant-ranking-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #475569;
}

.dormant-ranking-controls button {
    border: 1px solid rgba(148, 163, 184, 0.45);
    background: #f8fafc;
    color: #334155;
    border-radius: 999px;
    padding: 0.48rem 0.9rem;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.dormant-ranking-controls button.is-active,
.dormant-ranking-controls button[aria-pressed="true"] {
    background: #c1121f;
    color: #fff;
    border-color: #c1121f;
}

/* 靜止戶：中小螢幕單欄顯示，避免左右破版 */
@media (max-width: 900px) {
    .dormant-ranking-controls {
        align-items: flex-start;
    }
    .dormant-rankings {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    .dormant-rankings .ranking-list {
        width: 100%;
    }
    .dormant-rankings .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    /* 表格內文縮排並允許換行，避免撐寬 */
    #dormant-increase-table,
    #dormant-return-table {
        table-layout: fixed;
        width: 100%;
    }
    #dormant-increase-table th,
    #dormant-increase-table td,
    #dormant-return-table th,
    #dormant-return-table td {
        padding: 0.55rem 0.6rem;
        white-space: normal;
        word-break: break-word;
        text-align: center;
    }
    /* 放鬆欄寬，避免強制撐滿 */
    #dormant-increase-table th,
    #dormant-return-table th,
    #dormant-increase-table td,
    #dormant-return-table td {
        width: auto;
    }
    /* 清除桌面版的固定欄寬，避免 880~769 溢出 */
    #dormant-increase-table th:first-child,
    #dormant-return-table th:first-child,
    #dormant-increase-table td:first-child,
    #dormant-return-table td:first-child,
    #dormant-increase-table th:nth-child(2),
    #dormant-return-table th:nth-child(2),
    #dormant-increase-table td:nth-child(2),
    #dormant-return-table td:nth-child(2),
    #dormant-increase-table th:nth-child(3),
    #dormant-return-table th:nth-child(3),
    #dormant-increase-table td:nth-child(3),
    #dormant-return-table td:nth-child(3),
    #dormant-increase-table th:nth-child(4),
    #dormant-return-table th:nth-child(4),
    #dormant-increase-table td:nth-child(4),
    #dormant-return-table td:nth-child(4),
    #dormant-increase-table th:nth-child(5),
    #dormant-return-table th:nth-child(5),
    #dormant-increase-table td:nth-child(5),
    #dormant-return-table td:nth-child(5) {
        width: auto !important;
        padding-right: 0.6rem;
    }
    /* 確保表格不撐寬父層 */
    .dormant-rankings .ranking-list table {
        width: 100%;
        table-layout: auto;
    }
}

.dormant-change-up {
    color: var(--capital-red);
    font-weight: 600;
}

.dormant-change-down {
    color: #16a34a;
    font-weight: 600;
}

.dormant-quadrant {
    margin-top: 2rem;
}

.dormant-quadrant-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.15rem;
    margin-bottom: 0.85rem;
}

.dormant-quadrant-hint {
    font-size: 0.85rem;
    color: #64748b;
    background: transparent;
    padding: 0;
    border-radius: 0;
}

.dormant-branch-flow-title {
    margin: 0.6rem 0 0.4rem;
    font-weight: 600;
    color: #1f2937;
}

.dormant-branch-flow-title.is-hidden {
    display: none;
}

.dormant-branch-flow-panel.is-hidden {
    display: none;
}

.dormant-branch-flow-panel {
    border: 1px solid rgba(148, 163, 184, 0.4);
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
    max-height: 760px;
    overflow: hidden;
}

.dormant-branch-flow-chart-wrap {
    min-height: 260px;
    max-height: 320px;
    padding: 0.85rem 1rem 0.35rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.22);
}

#dormant-branch-flow-table {
    border-radius: 12px;
    overflow: hidden;
    border-collapse: collapse;
    width: 100%;
}

#dormant-branch-flow-table thead,
#dormant-branch-flow-table tbody {
    display: block;
    width: 100%;
}

#dormant-branch-flow-table thead th {
    background: #f3f6fb;
    position: static;
    box-shadow: inset 0 -1px 0 rgba(148, 163, 184, 0.45);
}

#dormant-branch-flow-table tbody td {
    font-variant-numeric: tabular-nums;
}

#dormant-branch-flow-table thead tr,
#dormant-branch-flow-table tbody tr {
    display: table;
    width: 100%;
    table-layout: fixed;
}

#dormant-branch-flow-table tbody {
    max-height: 360px;
    overflow-y: auto;
    overflow-x: hidden;
}

#dormant-branch-flow-table th,
#dormant-branch-flow-table td {
    text-align: center;
}

#dormant-branch-flow-table th:first-child,
#dormant-branch-flow-table td:first-child {
    width: 110px;
}

#dormant-branch-flow-table th:nth-child(2),
#dormant-branch-flow-table td:nth-child(2),
#dormant-branch-flow-table th:nth-child(3),
#dormant-branch-flow-table td:nth-child(3) {
    width: 140px;
}

.dormant-quadrant .chart-container {
    min-height: 320px;
    height: 320px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.82), rgba(255, 255, 255, 0.96));
    border: 1px solid rgba(148, 163, 184, 0.45);
    border-radius: 16px;
    padding: 14px;
    position: relative;
}

.dormant-quadrant-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.dormant-quadrant-panel {
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.72), rgba(255, 255, 255, 0.98));
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
    padding: 1rem;
}

.dormant-quadrant-panel-header {
    margin-bottom: 0.75rem;
}

.dormant-quadrant-panel-header h4 {
    margin: 0;
    font-size: 1rem;
    color: #1e293b;
}

.dormant-quadrant-panel-header p {
    margin: 0.3rem 0 0;
    font-size: 0.82rem;
    color: #64748b;
}

.dormant-quadrant-empty {
    position: absolute;
    inset: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #64748b;
    background: rgba(255, 255, 255, 0.88);
}

.dormant-quadrant-empty.is-hidden {
    display: none;
}

.dormant-quadrant .chart-container canvas.is-hidden {
    display: none !important;
}

#dormant-increase-table,
#dormant-return-table {
    table-layout: fixed;
    width: 100%;
}

#dormant-increase-table th:first-child,
#dormant-return-table th:first-child,
#dormant-increase-table td:first-child,
#dormant-return-table td:first-child {
    width: 60px;
    padding-right: 1.6rem;
}

#dormant-increase-table th:nth-child(2),
#dormant-return-table th:nth-child(2),
#dormant-increase-table td:nth-child(2),
#dormant-return-table td:nth-child(2) {
    width: 160px;
    padding-right: 1.2rem;
}

#dormant-increase-table th:nth-child(3),
#dormant-return-table th:nth-child(3),
#dormant-increase-table td:nth-child(3),
#dormant-return-table td:nth-child(3) {
    width: 120px;
    padding-right: 0.8rem;
}

#dormant-increase-table th:nth-child(4),
#dormant-return-table th:nth-child(4),
#dormant-increase-table td:nth-child(4),
#dormant-return-table td:nth-child(4) {
    width: 130px;
    text-align: center;
}

#dormant-increase-table th:nth-child(5),
#dormant-return-table th:nth-child(5),
#dormant-increase-table td:nth-child(5),
#dormant-return-table td:nth-child(5) {
    width: 140px;
    text-align: center;
}

#dormant-increase-table th,
#dormant-increase-table td,
#dormant-return-table th,
#dormant-return-table td {
    text-align: center;
    padding: 0.55rem 0.65rem;
}

/* 針對 900px 以下再覆寫一次，避免固定欄寬把畫面撐爆 (靜止戶回流排行等表) */
@media (max-width: 900px) {
    #dormant-increase-table,
    #dormant-return-table {
        table-layout: auto;
        width: 100%;
    }
    #dormant-increase-table th,
    #dormant-increase-table td,
    #dormant-return-table th,
    #dormant-return-table td {
        padding: 0.5rem 0.55rem;
        white-space: normal;
        word-break: break-word;
        text-align: center;
    }
    #dormant-increase-table th:first-child,
    #dormant-return-table th:first-child,
    #dormant-increase-table td:first-child,
    #dormant-return-table td:first-child,
    #dormant-increase-table th:nth-child(2),
    #dormant-return-table th:nth-child(2),
    #dormant-increase-table td:nth-child(2),
    #dormant-return-table td:nth-child(2),
    #dormant-increase-table th:nth-child(3),
    #dormant-return-table th:nth-child(3),
    #dormant-increase-table td:nth-child(3),
    #dormant-return-table td:nth-child(3),
    #dormant-increase-table th:nth-child(4),
    #dormant-return-table th:nth-child(4),
    #dormant-increase-table td:nth-child(4),
    #dormant-return-table td:nth-child(4),
    #dormant-increase-table th:nth-child(5),
    #dormant-return-table th:nth-child(5),
    #dormant-increase-table td:nth-child(5),
    #dormant-return-table td:nth-child(5) {
        width: auto !important;
        padding-right: 0.55rem;
    }
}

/* ===== RWD：靜止戶趨勢 / 四象限 / 2個月未下單 / 市佔成長衰退 / 績效診斷 / 客群結構 ===== */
@media (max-width: 1024px) {
    #dormant-accounts-card .chart-container {
        min-height: 320px;
    }
    .dormant-quadrant .chart-container {
        min-height: 290px;
        height: 290px;
    }
    #customer-share-growth-card .chart-container {
        min-height: 280px;
    }
}

@media (max-width: 900px) {
    .dormant-quadrant-grid {
        grid-template-columns: 1fr;
    }
    #customer-share-growth-card .table-container,
    #inactive-orders-card .table-container,
    #dormant-accounts-card .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    #customer-share-growth-card table,
    #inactive-orders-card table,
    #dormant-accounts-card table {
        font-size: 0.82rem;
    }
    #customer-share-growth-pills,
    #inactive-orders-summary,
    #dormant-capsules {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.2rem;
    }
}

@media (max-width: 768px) {
    .customer-share-search {
        width: 100% !important;
        max-width: none !important;
        flex: 1 1 100%;
    }
    .customer-share-search input {
        width: 100% !important;
        max-width: 280px !important;
    }
    .customer-share-search-feedback {
        min-height: auto;
        white-space: normal;
        word-break: break-word;
        overflow-wrap: anywhere;
    }
    .dormant-quadrant .chart-container {
        min-height: 250px;
        height: 250px;
    }
    .customer-share-range-row {
        align-items: flex-start;
    }
    .customer-share-range-inputs {
        width: 100%;
        justify-content: flex-start;
    }
    .customer-share-range-inputs select {
        min-width: 92px;
    }
    #customer-share-growth-table th,
    #customer-share-growth-table td {
        white-space: normal;
        word-break: break-word;
    }
    #inactive-orders-table thead th {
        position: static;
    }
    #inactive-orders-table tr.inactive-orders-row.is-active td,
    #inactive-orders-table tr.inactive-orders-detail > td {
        position: static;
        top: auto;
        box-shadow: none;
    }
}

.row-highlight {
    animation: rowHighlightFlash 1.2s ease-out;
}

@keyframes rowHighlightFlash {
    0% { background-color: rgba(255, 237, 213, 0.9); }
    50% { background-color: rgba(255, 237, 213, 0.4); }
    100% { background-color: transparent; }
}

.diff-up {
    color: #dc2626;
    font-weight: 700;
}

.diff-down {
    color: #16a34a;
    font-weight: 700;
}

.diff-neutral {
    color: #475569;
    font-weight: 600;
}

.sort-btn {
    margin-left: 0.35rem;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    line-height: 1;
    vertical-align: middle;
    color: #94a3b8;
}

.sort-btn::after {
    content: '⇅';
    font-size: 0.75rem;
    font-weight: 700;
}

.sort-btn[data-dir="asc"]::after {
    content: '▲';
    color: #0f172a;
}

.sort-btn[data-dir="desc"]::after {
    content: '▼';
    color: #0f172a;
}

/* Market top-20 control buttons: selected red/white, unselected white/black */
#market-top20-controls .control-btn {
    background-color: #FFFFFF;
    color: #111827;
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
}

#market-top20-controls .control-btn.active {
    background-color: var(--capital-red);
    color: #FFFFFF;
    border-color: var(--capital-red);
}

/* ===== 區塊：卡片預警區 ===== */
#kpi-view-all {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.15rem;
}

/* ===== 區塊：量能分析與戶數分析容器 ===== */
#volume-analysis,
#accounts-analysis {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
}

/* 區塊卡片通用設定 */
#market-vs-company-chart,
#market-top20-chart,
#account-trends-chart,
#new-accounts-ranking-card,
#top-100-clients-card,
#dormant-accounts-card,
#customer-share-growth-card,
#inactive-orders-card,
#branch-segmentation-card,
#module4-ai {
    grid-column: 1 / -1;
}

/* [HANDOVER][AI]
   AI 區目前是保留樣式但先隱藏。
   若未來要重新顯示，除了 script.js 的 AI_MODULE_VISIBLE 要改成 true，
   也要同步確認 index.html 的 #module4-ai 是否已移除 hidden 屬性。
   只要元素仍帶有 hidden，這條規則就會強制把卡片隱藏。 */
#module4-ai[hidden] {
    display: none !important;
}

#customer-share-growth-card .chart-container {
    min-height: 340px;
}

.customer-share-range-stack {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 1rem;
}

.customer-share-range-block {
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.9), rgba(255, 255, 255, 0.98));
    padding: 0.9rem 1rem;
}

.customer-share-range-copy {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    align-items: baseline;
    margin-bottom: 0.7rem;
}

.customer-share-range-copy strong {
    color: #1e293b;
    font-size: 0.92rem;
}

.customer-share-range-copy span {
    color: #64748b;
    font-size: 0.88rem;
}

.customer-share-range-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.customer-share-range-label {
    color: #475569;
    font-size: 0.9rem;
    font-weight: 600;
}

.customer-share-context {
    margin: 0.25rem 0 0.9rem;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.92), rgba(241, 245, 249, 0.8));
    color: #475569;
    font-size: 0.9rem;
    line-height: 1.6;
}

.customer-share-context strong {
    color: #0f172a;
}

.customer-share-toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.55rem 0.8rem;
    align-items: flex-start;
    margin-bottom: 0.55rem;
}

.customer-share-search {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    width: 140px !important;
    flex: 0 0 140px;
    max-width: 140px !important;
}

.customer-share-search label {
    color: #334155;
    font-size: 0.78rem;
    font-weight: 700;
}

.customer-share-search input {
    width: 140px !important;
    max-width: 140px !important;
    box-sizing: border-box;
    min-width: 0;
    padding: 0.45rem 0.7rem;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.45);
    background: #fff;
    color: #0f172a;
}

.customer-share-search input:focus {
    outline: none;
    border-color: rgba(37, 99, 235, 0.75);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.customer-share-search input:disabled {
    background: rgba(241, 245, 249, 0.92);
    color: #94a3b8;
    cursor: not-allowed;
}

.customer-share-search-feedback {
    min-height: 0.95rem;
    color: #64748b;
    font-size: 0.72rem;
    line-height: 1.35;
    white-space: nowrap;
}

.branch-share-range-row {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    flex-wrap: wrap;
    margin: 0.85rem 0 0.4rem;
}

.customer-share-legend-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.28rem;
}

#customer-share-growth-legend {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.branch-scope-legend {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
}

.customer-share-scope-row,
.customer-share-branch-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    width: 100%;
}

.customer-share-scope-row .chart-legend-item {
    font-weight: 700;
}

.customer-share-branch-row .chart-legend-item.is-active,
.branch-scope-legend .customer-share-branch-row .chart-legend-item.is-active {
    position: relative;
    border-width: 2.6px;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.12), rgba(15, 23, 42, 0.06));
    box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.18), 0 6px 14px rgba(15, 23, 42, 0.12);
    color: #0f172a;
    font-weight: 800;
}

.customer-share-branch-row .chart-legend-item.is-active::after,
.branch-scope-legend .customer-share-branch-row .chart-legend-item.is-active::after {
    content: '已選';
    margin-left: 0.18rem;
    color: #0f172a;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.customer-share-branch-row .chart-legend-item.is-active::before,
.branch-scope-legend .customer-share-branch-row .chart-legend-item.is-active::before {
    width: 0.62rem;
    height: 0.62rem;
    box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.08);
}

.chart-legend-item.is-search-hit {
    background-color: rgba(191, 219, 254, 0.38);
    border-color: var(--chip-color, #2563eb);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.16);
}

.chart-legend-item.is-search-dim {
    opacity: 0.38;
}

.customer-share-range-inputs {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.customer-share-range-inputs select {
    min-width: 100px;
    padding: 0.45rem 0.7rem;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.45);
    background: #fff;
    color: #0f172a;
    font-size: 0.9rem;
}

.customer-share-range-separator {
    color: #64748b;
    font-weight: 700;
}

.customer-share-range-apply {
    padding: 0.5rem 0.95rem;
    border-radius: 10px;
    border: 1px solid #c1121f;
    background: #c1121f;
    color: #fff;
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
}

.customer-share-range-apply:hover,
.customer-share-range-apply:focus-visible {
    background: #a30f19;
    border-color: #a30f19;
}

#account-trends-3y-table td,
#account-trends-3y-table th {
    text-align: center;
    white-space: nowrap;
}

.account-trends-target-editor {
    margin: 0.75rem 0 0.95rem;
    padding: 0.7rem 0.8rem;
    border: 1px solid rgba(148, 163, 184, 0.32);
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.96), rgba(255, 255, 255, 0.98));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.account-trends-target-editor-head {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) auto;
    gap: 0.55rem 0.75rem;
    align-items: start;
    margin-bottom: 0.55rem;
}

.account-trends-target-editor-title {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 0;
}

.account-trends-target-month-filter {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.account-trends-target-month-filter-label {
    color: #475569;
    font-size: 0.75rem;
    font-weight: 700;
}

.account-trends-target-month-filter-fields {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.28rem 0.4rem;
    border: 1px solid rgba(148, 163, 184, 0.36);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.94);
}

.account-trends-target-month-filter-fields select {
    min-width: 92px;
    padding: 0.3rem 0.55rem;
    border: 1px solid rgba(191, 219, 254, 0.92);
    border-radius: 999px;
    background: linear-gradient(180deg, #ffffff, #eff6ff);
    color: #1e3a8a;
    font-size: 0.74rem;
    font-weight: 700;
}

.account-trends-target-editor-head h3 {
    margin: 0;
    color: #1e293b;
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1.2;
}

#account-trends-target-editor-summary {
    margin: 0;
    color: #64748b;
    font-size: 0.76rem;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#account-trends-target-editor-save-status {
    margin: 0;
    color: #475569;
    font-size: 0.74rem;
    line-height: 1.35;
}

#account-trends-target-editor-import-status {
    margin: 0;
    color: #1d4ed8;
    font-size: 0.74rem;
    line-height: 1.35;
}

.account-trends-target-editor-actions {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.account-trends-special-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.38rem;
    padding: 0.3rem 0.58rem;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: rgba(241, 245, 249, 0.78);
    color: #475569;
    font-size: 0.74rem;
    font-weight: 700;
    user-select: none;
}

.account-trends-special-toggle input[type="checkbox"] {
    width: 0.85rem;
    height: 0.85rem;
    accent-color: #2563eb;
}

.account-trends-target-editor-toggle {
    padding: 0.32rem 0.64rem;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.62);
    background: #fff;
    color: #334155;
    font-size: 0.74rem;
    font-weight: 700;
    line-height: 1.2;
    cursor: pointer;
}

.account-trends-target-editor-toggle:hover,
.account-trends-target-editor-toggle:focus-visible {
    border-color: rgba(37, 99, 235, 0.7);
    color: #1d4ed8;
    outline: none;
}

.account-trends-target-editor-lock {
    padding: 0.32rem 0.64rem;
    border-radius: 999px;
    border: 1px solid rgba(239, 68, 68, 0.45);
    background: rgba(254, 242, 242, 0.82);
    color: #991b1b;
    font-size: 0.74rem;
    font-weight: 700;
    line-height: 1.2;
    cursor: pointer;
}

.account-trends-target-editor-lock:hover,
.account-trends-target-editor-lock:focus-visible {
    border-color: rgba(220, 38, 38, 0.65);
    background: rgba(254, 226, 226, 0.88);
    outline: none;
}

.account-trends-target-editor-lock.is-unlocked {
    border-color: rgba(34, 197, 94, 0.45);
    background: rgba(240, 253, 244, 0.88);
    color: #166534;
}

.account-trends-target-editor-save {
    padding: 0.32rem 0.78rem;
    border-radius: 999px;
    border: 1px solid #1d4ed8;
    background: #1d4ed8;
    color: #fff;
    font-size: 0.74rem;
    font-weight: 700;
    line-height: 1.2;
    cursor: pointer;
}

.account-trends-target-editor-save:hover,
.account-trends-target-editor-save:focus-visible {
    background: #1e40af;
    border-color: #1e40af;
    outline: none;
}

.account-trends-target-editor-save:disabled {
    cursor: not-allowed;
    border-color: rgba(148, 163, 184, 0.55);
    background: rgba(226, 232, 240, 0.85);
    color: #94a3b8;
}

.account-trends-target-editor-action-secondary {
    padding: 0.32rem 0.78rem;
    border-radius: 999px;
    border: 1px solid rgba(37, 99, 235, 0.38);
    background: rgba(239, 246, 255, 0.9);
    color: #1d4ed8;
    font-size: 0.74rem;
    font-weight: 700;
    line-height: 1.2;
    cursor: pointer;
}

.account-trends-target-editor-action-secondary:hover,
.account-trends-target-editor-action-secondary:focus-visible {
    border-color: rgba(29, 78, 216, 0.58);
    background: rgba(219, 234, 254, 0.92);
    outline: none;
}

.account-trends-target-editor-action-secondary:disabled {
    cursor: not-allowed;
    border-color: rgba(148, 163, 184, 0.42);
    background: rgba(248, 250, 252, 0.88);
    color: #94a3b8;
}

@media (max-width: 1024px) {
    .account-trends-target-editor-head {
        grid-template-columns: 1fr;
    }

    .account-trends-target-editor-actions {
        justify-content: flex-start;
    }

    .account-trends-target-month-filter-fields {
        width: 100%;
        justify-content: flex-start;
    }

    #account-trends-target-editor-summary {
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
    }

    #account-trends-target-editor-save-status {
        white-space: normal;
    }

    #account-trends-target-editor-import-status {
        white-space: normal;
    }
}

.account-trends-target-editor-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.45rem;
    max-height: 240px;
    overflow-y: auto;
    padding-right: 0.2rem;
}

#account-trends-target-editor.is-collapsed .account-trends-target-editor-list {
    display: none;
}

.account-trends-target-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.45rem;
    padding: 0.4rem 0.5rem;
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 10px;
    background: #fff;
}

.account-trends-target-item.is-in-scope {
    border-color: rgba(59, 130, 246, 0.65);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.12);
}

.account-trends-target-name {
    color: #334155;
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.account-trends-branch-target-input {
    width: 74px;
    min-width: 74px;
    padding: 0.26rem 0.38rem;
    border: 1px solid rgba(148, 163, 184, 0.45);
    border-radius: 8px;
    font-size: 0.8rem;
    color: #0f172a;
}

.account-trends-branch-target-input:focus {
    outline: none;
    border-color: rgba(37, 99, 235, 0.75);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

#branch-segmentation-card .chart-container {
    min-height: 240px;
    width: 100%;
    overflow-x: hidden;
}
/* 圖表寬度自適應容器，避免撐寬 */
#branch-segmentation-card canvas {
    max-width: 100% !important;
}

#branch-segmentation-card .segmentation-block--composition .chart-container,
#branch-segmentation-card .segmentation-block--contribution .chart-container {
    /* 兩側圖表統一高度，避免下方表格出現高低落差 */
    min-height: 260px;
    margin-bottom: 0.75rem;
    flex: 0 0 auto;
}

#branch-segmentation-card .segmentation-block--contribution .chart-container {
    min-height: 250px;
    height: 250px;
}

#branchSegmentationNewContributionChart {
    height: 100% !important;
}

#customer-share-growth-table th,
#customer-share-growth-table td {
    font-size: 0.82rem;
    text-align: center;
}

#customer-share-growth-table {
    --customer-share-header-height: 44px;
    --customer-share-row-height: 44px;
}

#customer-share-growth-table tr.customer-share-growth-pinned-row td {
    position: sticky;
    top: calc(var(--customer-share-header-height) + (var(--pinned-row-index) * var(--customer-share-row-height)));
    z-index: 2;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: inset 0 -1px 0 rgba(226, 232, 240, 0.95);
}

#customer-share-growth-table tr.customer-share-growth-pinned-row td:first-child,
#customer-share-growth-table tr.customer-share-growth-pinned-row td:nth-child(2) {
    font-weight: 700;
}

.segmentation-year-info {
    font-size: 0.9rem;
    color: #475569;
    font-weight: 600;
}

.segmentation-year-controls {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    align-items: flex-start;
}

.segmentation-range {
    width: 100%;
}

#branch-segmentation-card .segmentation-range--diagnosis {
    margin: 0.1rem 0 0.5rem;
}

#branch-segmentation-card .segmentation-range--diagnosis .segmentation-range-row {
    gap: 0.5rem;
}

.diagnosis-custom {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 0.35rem;
}

.diagnosis-custom-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.diagnosis-custom-toggle {
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    border: 1px solid #cbd5f5;
    background: #fff;
    color: #1d4ed8;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s ease;
}

.diagnosis-custom-toggle.active {
    background: #2563eb;
    border-color: #2563eb;
    color: #fff;
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.2);
}

.diagnosis-custom-status {
    font-size: 0.85rem;
    color: #64748b;
    font-weight: 600;
}

.diagnosis-custom-fields {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
}

.diagnosis-custom-fields[hidden] {
    display: none !important;
}

.diagnosis-custom-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

#diagnosis-custom-apply {
    margin-left: 0.5rem;
}

.diagnosis-custom-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.diagnosis-custom-label {
    font-size: 0.9rem;
    color: #475569;
    font-weight: 600;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.15);
}

.diagnosis-custom-options {
    display: inline-flex;
    gap: 0.4rem;
    align-items: center;
    flex-wrap: wrap;
}

.diagnosis-custom-options button {
    padding: 0.32rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #fff;
    color: #0f172a;
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.diagnosis-custom-options button.active {
    border-color: #2563eb;
    color: #1d4ed8;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.diagnosis-custom-range {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
}

.diagnosis-custom-range .segmentation-range-inputs select {
    min-width: 90px;
}

.diagnosis-custom-range .segmentation-range-separator {
    margin: 0 0.15rem;
}

.segmentation-range-label {
    font-size: 0.9rem;
    color: #475569;
    font-weight: 600;
}

.segmentation-range-row {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.segmentation-range-inputs {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.segmentation-range-inputs select {
    padding: 0.32rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #fff;
    color: #0f172a;
    font-weight: 600;
    font-size: 0.9rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    appearance: none;
    min-width: 110px;
    text-align: center;
}

.segmentation-range-inputs select:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.segmentation-range-separator {
    color: #64748b;
    font-weight: 600;
}

.segmentation-range-apply {
    padding: 0.4rem 1rem;
    border-radius: 0.8rem;
    border: none;
    background: #c1121f;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    letter-spacing: 0.02em;
}

.segmentation-range-apply:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(193, 18, 31, 0.25);
}

.segmentation-range-apply:active {
    transform: translateY(0);
    box-shadow: none;
}

.segmentation-year-toggle {
    display: inline-flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.segmentation-year-toggle button {
    padding: 0.32rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #fff;
    color: #0f172a;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 0.9rem;
}

.segmentation-year-toggle button.active {
    border-color: #2563eb;
    color: #1d4ed8;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.segmentation-summary {
    margin: 0.4rem 0 0.85rem;
    padding: 0.55rem 0.85rem;
    border-radius: 0.9rem;
    background: rgba(148, 163, 184, 0.12);
    color: #334155;
    font-weight: 600;
    line-height: 1.5;
}

.segmentation-definition {
    margin: 0.35rem 0 0;
    color: #64748b;
    font-size: 0.85rem;
    font-weight: 500;
}

.segmentation-block {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 0.9rem 1rem;
    background: #fff;
    display: flex;
    flex-direction: column;
    height: 100%;
    /* 讓內容在卡片內，不外溢 */
    overflow: hidden;
}

.segmentation-block--composition {
    /* 這塊需要左右捲動，放開 overflow 讓捲軸可見 */
    overflow: visible;
}

.segmentation-block-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.segmentation-block-header h3 {
    margin: 0;
    font-size: 1rem;
}

.segmentation-flow-control-band {
    margin: 0.65rem 0 0.7rem;
    padding: 0;
    border: none;
    border-radius: 0;
    background: transparent;
}

.segmentation-flow-control-band .segmentation-block-header {
    margin-bottom: 0.35rem;
}

.segmentation-flow-section-title {
    margin: 1.15rem 0 0.55rem;
    text-align: left;
}

.segmentation-flow-section-title h3 {
    margin: 0;
    font-size: 1rem;
}

.segmentation-flow-legend {
    margin-top: 0.3rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem 0.9rem;
}

.segmentation-flow-legend-tags {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.segmentation-flow-legend-rule {
    font-size: 0.79rem;
    color: #64748b;
}

#branch-segmentation-flow-subtitle {
    display: block;
    color: #64748b;
    margin-top: 0.15rem;
    font-size: 0.85rem;
}

.segmentation-flow-controls {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 0.35rem;
}

.segmentation-unit-toggle {
    display: inline-flex;
    gap: 0.45rem;
    align-items: center;
}

.segmentation-unit-toggle button {
    min-width: 54px;
    padding: 0.38rem 0.85rem;
    border-radius: 0.85rem;
    border: 1px solid #e2e8f0;
    background: #f1f5f9;
    color: #1e293b;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 0.88rem;
}

.segmentation-unit-toggle button.active {
    border-color: #b91c1c;
    background: #c1121f;
    color: #fff;
    box-shadow: 0 8px 16px rgba(193, 18, 31, 0.22);
}

#branch-segmentation-flow-toggle button {
    font-size: 0.85rem;
}

.flow-side-labels {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #475569;
    font-weight: 600;
    font-size: 0.9rem;
    margin: 0.35rem 0 0.5rem;
}


#branch-segmentation-composition-table th,
#branch-segmentation-composition-table td,
#branch-segmentation-top-branches-table th,
#branch-segmentation-top-branches-table td {
    text-align: center;
    font-size: 0.86rem;
}

#branch-segmentation-composition-table {
    min-width: 1040px;
}

.segmentation-block--composition .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
}

/* 防止分公司客群寬表把整個區塊與上方圖表撐寬 */
#branch-segmentation-card,
#branch-segmentation-card .segmentation-grid,
#branch-segmentation-card .segmentation-block,
#branch-segmentation-card .segmentation-block--composition {
    min-width: 0;
    max-width: 100%;
}

#branch-segmentation-card .segmentation-block--composition .chart-container {
    max-width: 100%;
    overflow: hidden;
}

#branch-segmentation-card .segmentation-block--composition .table-container {
    max-width: 100%;
    overflow-x: auto;
    overflow-y: auto;
}

#branch-segmentation-composition-table {
    width: max-content;
    min-width: 100%;
    table-layout: auto;
}

@media (max-width: 1024px) {
    #branch-segmentation-composition-table {
        min-width: 0;
    }
    #branch-segmentation-card .segmentation-block--composition .table-container {
        display: none;
    }
    #branch-segmentation-card .segmentation-block--composition {
        min-width: 0;
        overflow: hidden;
    }
}

#branch-segmentation-flow-table th,
#branch-segmentation-flow-table td {
    text-align: center;
    font-size: 0.86rem;
    white-space: nowrap;
}

#branch-segmentation-flow-table th:first-child,
#branch-segmentation-flow-table td:first-child {
    text-align: center;
}

.segmentation-grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-areas:
        "composition"
        "contribution"
        "flow";
    gap: 1rem;
    margin-top: 0.5rem;
}

.segmentation-block--composition { grid-area: composition; }
.segmentation-block--contribution { grid-area: contribution; }
.segmentation-block--flow { grid-area: flow; }

@media (max-width: 1024px) {
    .segmentation-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1024px) {
    #branch-segmentation-card,
    #branch-segmentation-card .segmentation-grid,
    #branch-segmentation-card .segmentation-block,
    #branch-segmentation-card .table-container,
    #branch-segmentation-card .segmentation-table-wrapper {
        min-width: 0;
        max-width: 100%;
    }
    #branch-segmentation-card table {
        width: 100%;
        table-layout: fixed;
    }
    #branch-segmentation-flow-table,
    #branch-segmentation-flow-table th,
    #branch-segmentation-flow-table td {
        white-space: normal;
        word-break: break-word;
    }
}

.segmentation-subgrid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
    margin-top: 0.75rem;
    gap: 0.9rem;
    /* 讓子項可壓縮，避免父層被撐大導致整區一起捲動 */
    grid-auto-rows: minmax(0, 1fr);
}

/* 客群結構變化追蹤：升級/降級表預設顯示更多列（桌機/筆電） */
.segmentation-subgrid .segmentation-table-card {
    max-height: 560px;
    overflow: hidden;
}

.segmentation-subgrid .segmentation-table-wrapper {
    height: 480px;
    max-height: 480px;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-gutter: auto;
    --segmentation-pinned-row-top: 46px;
}

.segmentation-subtitle {
    margin: 0 0 0.4rem 0;
    font-size: 0.95rem;
    color: #0f172a;
}

#branch-segmentation-upgrade-table th,
#branch-segmentation-upgrade-table td,
#branch-segmentation-downgrade-table th,
#branch-segmentation-downgrade-table td {
    text-align: center !important;
    font-size: 0.86rem;
}

.segmentation-table-wrapper th {
    text-align: center !important;
}

.segmentation-block .table-container {
    max-height: 420px;
    overflow-y: auto;
    overflow-x: auto;
}

.segmentation-table-card {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    max-height: 360px;
    min-height: 0;
    flex: 1 1 auto;
    overflow: hidden;
}

.segmentation-table-wrapper {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: auto;
    position: relative;
    overscroll-behavior: contain;
    max-width: 100%;
    -webkit-overflow-scrolling: touch;
    height: 320px;
    max-height: 320px;
    width: 100%;
    overflow: auto;
    --segmentation-pinned-row-top: 46px;
}

.segmentation-block--composition .segmentation-table-wrapper {
    overflow-x: auto;
    overflow-y: auto;
}

.segmentation-table-wrapper thead th {
    position: sticky;
    top: 0;
    z-index: 2;
}

/* 小螢幕：取消 sticky 避免遮擋 */
@media (max-width: 1024px) {
    .segmentation-table-wrapper thead th {
        position: static;
    }

    #branch-segmentation-top-branches-table tr.segmentation-flow-pinned-row td,
    #branch-segmentation-upgrade-table tr.segmentation-flow-pinned-row td,
    #branch-segmentation-downgrade-table tr.segmentation-flow-pinned-row td {
        top: 0;
    }

    #branch-segmentation-upgrade-table tr.segmentation-flow-expandable-row.is-active td,
    #branch-segmentation-downgrade-table tr.segmentation-flow-expandable-row.is-active td,
    #branch-segmentation-upgrade-table tr.segmentation-flow-detail > td,
    #branch-segmentation-downgrade-table tr.segmentation-flow-detail > td {
        position: static;
        top: auto;
        box-shadow: none;
    }
}

/* 強制分公司升級/降級表頭置中 */
#branch-segmentation-upgrade-table thead th,
#branch-segmentation-downgrade-table thead th {
    text-align: center !important;
}

/* 升/降級表以固定欄寬搭配換行為主，盡量避免再回到橫向捲動。 */
#branch-segmentation-upgrade-table,
#branch-segmentation-downgrade-table {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    min-width: 0;
    table-layout: fixed;
    white-space: normal;
}

#branch-segmentation-top-branches-table tr.segmentation-flow-pinned-row td,
#branch-segmentation-upgrade-table tr.segmentation-flow-pinned-row td,
#branch-segmentation-downgrade-table tr.segmentation-flow-pinned-row td {
    background: rgba(254, 243, 199, 0.55);
    font-weight: 600;
}

#branch-segmentation-top-branches-table tr.segmentation-flow-pinned-row td,
#branch-segmentation-upgrade-table tr.segmentation-flow-pinned-row td,
#branch-segmentation-downgrade-table tr.segmentation-flow-pinned-row td {
    position: sticky;
    top: var(--segmentation-pinned-row-top);
    z-index: 1;
    box-shadow: inset 0 1px 0 rgba(226, 232, 240, 0.95), inset 0 -1px 0 rgba(226, 232, 240, 0.95);
}

#branch-segmentation-upgrade-table tr.segmentation-flow-pinned-row td,
#branch-segmentation-downgrade-table tr.segmentation-flow-pinned-row td {
    position: sticky;
    top: var(--segmentation-pinned-row-top);
    z-index: 1;
    box-shadow: inset 0 1px 0 rgba(226, 232, 240, 0.95), inset 0 -1px 0 rgba(226, 232, 240, 0.95);
}

#branch-segmentation-upgrade-table tr.segmentation-flow-expandable-row,
#branch-segmentation-downgrade-table tr.segmentation-flow-expandable-row {
    cursor: default;
}

#branch-segmentation-upgrade-table tr.segmentation-flow-expandable-row.is-active td,
#branch-segmentation-downgrade-table tr.segmentation-flow-expandable-row.is-active td {
    position: sticky;
    top: var(--seg-flow-header-height, 44px);
    background: rgba(254, 243, 199, 0.45);
    z-index: 3;
    box-shadow: inset 0 -1px 0 rgba(148, 163, 184, 0.35), inset 0 1px 0 rgba(148, 163, 184, 0.2);
}

#branch-segmentation-upgrade-table tr.segmentation-flow-detail > td,
#branch-segmentation-downgrade-table tr.segmentation-flow-detail > td {
    position: sticky;
    top: calc(var(--seg-flow-header-height, 44px) + var(--seg-flow-row-height, 48px));
    background: #fff;
    border-bottom: none;
    padding: 0.5rem 0.8rem 0.95rem;
    z-index: 2;
}

#branch-segmentation-upgrade-table tr.segmentation-flow-detail .segmentation-flow-detail-table tbody td,
#branch-segmentation-downgrade-table tr.segmentation-flow-detail .segmentation-flow-detail-table tbody td {
    position: static;
    top: auto;
    z-index: auto;
}

#branch-segmentation-upgrade-table tr.segmentation-flow-detail .segmentation-flow-detail-table thead th,
#branch-segmentation-downgrade-table tr.segmentation-flow-detail .segmentation-flow-detail-table thead th {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--light-gray);
}

.segmentation-flow-detail-panel {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: #fff;
    padding: 0.7rem;
}

.segmentation-flow-detail-title {
    display: flex;
    align-items: center;
    gap: 0.68rem;
    margin-bottom: 0.4rem;
    color: #0f172a;
    font-size: 0.88rem;
    font-weight: 700;
}

.segmentation-flow-detail-note {
    color: #64748b;
    font-size: 0.78rem;
    margin: 0 0 0.45rem;
}

.segmentation-flow-detail-close {
    padding: 0.24rem 0.56rem;
    border-radius: 999px;
    border: 1px solid #c1121f;
    background: #c1121f;
    color: #fff;
    font-size: 0.76rem;
    font-weight: 700;
    cursor: pointer;
}

.segmentation-flow-detail-close:hover {
    background: #a30f19;
}

.segmentation-flow-detail-table {
    max-height: 248px;
    overflow: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.segmentation-flow-detail-table table {
    width: 100%;
    border-collapse: collapse;
}

.segmentation-flow-detail-table th,
.segmentation-flow-detail-table td {
    padding: 0.56rem 0.66rem;
    font-size: 0.81rem;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    text-align: center;
}

.segmentation-table-card.has-expanded-flow-detail {
    max-height: 620px;
}

.segmentation-table-wrapper.has-expanded-flow-detail {
    height: 540px;
    max-height: 540px;
}

.segmentation-flow-sparkline {
    width: 148px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-right: 22px;
}

.segmentation-flow-sparkline svg {
    width: calc(100% - 22px);
    height: 100%;
    display: block;
}

.segmentation-flow-sparkline--empty {
    color: #94a3b8;
    font-size: 0.82rem;
}

.segmentation-flow-tail {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    min-width: 18px;
    text-align: right;
    font-size: 0.72rem;
    font-weight: 700;
    color: #64748b;
}

.segmentation-flow-tail.is-up {
    color: #dc2626;
}

.segmentation-flow-tail.is-down {
    color: #16a34a;
}

.segmentation-flow-direction {
    display: inline-flex;
    align-items: center;
    line-height: 1.1;
    max-width: 100%;
}

.flow-direction-line {
    display: inline-flex;
    align-items: center;
    gap: 0.22rem;
    flex-wrap: wrap;
    justify-content: center;
}

.segmentation-flow-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin: 0.05rem 0 0.55rem;
}

.segmentation-flow-filter-btn {
    appearance: none;
    border: 1px solid #cbd5e1;
    background: #fff;
    color: #475569;
    border-radius: 999px;
    padding: 0.34rem 0.72rem;
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1.1;
    cursor: pointer;
    transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.segmentation-flow-filter-btn.active {
    border-color: #c1121f;
    background: #c1121f;
    color: #fff;
}

#branch-segmentation-upgrade-table th,
#branch-segmentation-upgrade-table td,
#branch-segmentation-downgrade-table th,
#branch-segmentation-downgrade-table td {
    white-space: normal;
    word-break: break-word;
}

#branch-segmentation-upgrade-table th:nth-child(1),
#branch-segmentation-upgrade-table td:nth-child(1),
#branch-segmentation-downgrade-table th:nth-child(1),
#branch-segmentation-downgrade-table td:nth-child(1) {
    width: 10%;
}

#branch-segmentation-upgrade-table th:nth-child(2),
#branch-segmentation-upgrade-table td:nth-child(2),
#branch-segmentation-downgrade-table th:nth-child(2),
#branch-segmentation-downgrade-table td:nth-child(2) {
    width: 16%;
}

#branch-segmentation-upgrade-table th:nth-child(3),
#branch-segmentation-upgrade-table td:nth-child(3),
#branch-segmentation-downgrade-table th:nth-child(3),
#branch-segmentation-downgrade-table td:nth-child(3) {
    width: 28%;
}

#branch-segmentation-upgrade-table th:nth-child(4),
#branch-segmentation-upgrade-table td:nth-child(4),
#branch-segmentation-downgrade-table th:nth-child(4),
#branch-segmentation-downgrade-table td:nth-child(4) {
    width: 14%;
}

#branch-segmentation-upgrade-table th:nth-child(5),
#branch-segmentation-upgrade-table td:nth-child(5),
#branch-segmentation-downgrade-table th:nth-child(5),
#branch-segmentation-downgrade-table td:nth-child(5) {
    width: 14%;
}

#branch-segmentation-upgrade-table th:nth-child(6),
#branch-segmentation-upgrade-table td:nth-child(6),
#branch-segmentation-downgrade-table th:nth-child(6),
#branch-segmentation-downgrade-table td:nth-child(6) {
    width: 18%;
}

@media (max-width: 1600px) {
    #branch-segmentation-card .segmentation-subgrid {
        grid-template-columns: 1fr;
        gap: 1.95rem;
    }

    #branch-segmentation-card .segmentation-subgrid .segmentation-table-card {
        max-height: 560px;
        overflow: hidden;
    }

    #branch-segmentation-card .segmentation-subgrid .segmentation-table-wrapper {
        height: 480px;
        max-height: 480px;
        overflow-y: auto;
        overflow-x: hidden;
        --segmentation-pinned-row-top: 46px;
    }
}

.flow-direction-arrow {
    color: #475569;
    font-size: 0.76rem;
    font-weight: 800;
}

.flow-level-badge {
    margin-left: 0.26rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.08rem 0.34rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.01em;
    border: 1px solid transparent;
}

.flow-level-badge.is-count {
    color: #c1121f;
    border-color: rgba(193, 18, 31, 0.28);
    background: rgba(193, 18, 31, 0.08);
}

.flow-level-badge.is-count.is-count-up {
    color: #c1121f;
    border-color: rgba(193, 18, 31, 0.28);
    background: rgba(193, 18, 31, 0.08);
}

.flow-level-badge.is-count.is-count-down {
    color: #16a34a;
    border-color: rgba(22, 163, 74, 0.3);
    background: rgba(22, 163, 74, 0.08);
}

.flow-level-badge.is-up {
    color: #dc2626;
    border-color: rgba(220, 38, 38, 0.35);
    background: rgba(220, 38, 38, 0.09);
}

.flow-level-badge.is-down {
    color: #16a34a;
    border-color: rgba(22, 163, 74, 0.35);
    background: rgba(22, 163, 74, 0.09);
}

.flow-level-badge.is-flat {
    color: #475569;
    border-color: rgba(71, 85, 105, 0.35);
    background: rgba(148, 163, 184, 0.12);
}

.flow-segment-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.15rem;
    padding: 0.1rem 0.45rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.flow-segment-tag--mass {
    color: #b45309;
    border-color: #f59e0b;
    background: rgba(245, 158, 11, 0.13);
}

.flow-segment-tag--mid {
    color: #0c4a6e;
    border-color: #0ea5e9;
    background: rgba(14, 165, 233, 0.13);
}

.flow-segment-tag--top {
    color: #9f1239;
    border-color: #f43f5e;
    background: rgba(244, 63, 94, 0.13);
}

.flow-direction-alt {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: #64748b;
    font-size: 0.7rem;
}

.flow-direction-alt-label {
    font-weight: 700;
    color: #475569;
}

/* 區塊標題置中，避免看起來靠左 */
.segmentation-table-card .segmentation-subtitle {
    text-align: center;
}

.segmentation-table-scroll thead th {
    position: sticky;
    top: 0;
    z-index: 3;
    background: var(--light-gray);
}

/* ===== RWD：分公司客群標籤分析 ===== */
@media (max-width: 1200px) {
    #branch-segmentation-card .segmentation-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "composition"
            "contribution"
            "flow";
    }
}

@media (max-width: 900px) {
    #branch-segmentation-card .card-header-row {
        align-items: flex-start;
    }
    #branch-segmentation-card .segmentation-year-controls {
        width: 100%;
    }
    #branch-segmentation-card .segmentation-year-toggle {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 0.25rem;
        gap: 0.35rem;
    }
    #branch-segmentation-card .segmentation-year-toggle button {
        flex: 0 0 auto;
        white-space: nowrap;
    }
    #branch-segmentation-card .segmentation-range-label {
        font-size: 0.82rem;
        line-height: 1.5;
    }
    #branch-segmentation-card .segmentation-range-row {
        align-items: flex-start;
        gap: 0.45rem;
    }
    #branch-segmentation-card .segmentation-range-apply {
        width: auto;
        align-self: flex-start;
        padding: 0.35rem 0.85rem;
        font-size: 0.85rem;
        text-align: center;
    }
    #branch-segmentation-pills {
        margin: 0.35rem 0 0.75rem;
        overflow-x: auto;
        padding-bottom: 0.25rem;
        justify-content: flex-start;
    }
    #branch-segmentation-pills .info-pill {
        flex: 0 0 auto;
        white-space: nowrap;
    }
}

@media (max-width: 900px) {
    /* 開戶數排行：中小螢幕改單欄，避免擠爆 */
    #new-accounts-ranking-card .rankings-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    #branch-segmentation-card .segmentation-block {
        padding: 0.75rem 0.8rem;
        height: auto;
    }
    #branch-segmentation-card .segmentation-block-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.2rem;
    }
    #branch-segmentation-card .segmentation-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 0.85rem;
    }
    #branch-segmentation-card .segmentation-subgrid {
        grid-template-columns: 1fr;
    }
    #branch-segmentation-card table th,
    #branch-segmentation-card table td {
        white-space: normal;
        word-break: break-word;
    }
    #branch-segmentation-card .segmentation-block .table-container,
    #branch-segmentation-card .segmentation-table-wrapper {
        max-height: none;
        height: auto;
        overflow-y: visible;
    }
    #branch-segmentation-card .segmentation-table-card {
        max-height: none;
        height: auto;
    }
    #branch-segmentation-composition-table {
        min-width: 100%;
    }
    /* 行動版保留圖表，不跟其他區塊一起隱藏 */
    #branch-segmentation-card .chart-container,
    #branch-segmentation-card .chart-legend,
    #branch-segmentation-card .active-series-indicator,
    #branch-segmentation-card .chart-toolbar {
        display: block !important;
    }
    #branch-segmentation-card .chart-container {
        min-height: 240px;
    }
    /* 手機/小平板：表格高度收斂，改為容器內垂直捲動 */
    #branch-segmentation-card .segmentation-table-card .segmentation-table-wrapper {
        max-height: 320px;
        height: 320px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    #branch-segmentation-card .segmentation-block .table-container {
        max-height: 360px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
}

@media (max-width: 640px) {
    /* 手機版：指定區塊改以表格為主，圖表直接隱藏 */
    #dormant-accounts-card .chart-container,
    #dormant-accounts-card canvas,
    #customer-share-growth-card .chart-container,
    #customer-share-growth-card canvas,
    #customer-share-growth-card .chart-legend,
    #branch-segmentation-card .chart-container,
    #branch-segmentation-card canvas,
    #branch-segmentation-card .chart-legend,
    #branch-segmentation-card .active-series-indicator,
    #branch-segmentation-card .chart-toolbar,
    #branch-segmentation-card .flow-side-labels {
        display: none !important;
        min-height: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    #dormant-accounts-card .dormant-branch-flow-title,
    #dormant-accounts-card .dormant-branch-flow-panel,
    #dormant-accounts-card .dormant-branch-flow-title.is-hidden,
    #dormant-accounts-card .dormant-branch-flow-panel.is-hidden {
        display: block !important;
    }

    #dormant-accounts-card .table-container,
    #inactive-orders-card .table-container,
    #customer-share-growth-card .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    #dormant-accounts-card table,
    #inactive-orders-card table,
    #customer-share-growth-card table {
        font-size: 0.78rem;
        table-layout: fixed;
        width: 100%;
    }

    #inactive-orders-table thead th,
    #inactive-orders-table tr.inactive-orders-row.is-active td,
    #inactive-orders-table tr.inactive-orders-detail > td {
        position: static;
        top: auto;
        box-shadow: none;
    }

    #branch-segmentation-card table {
        font-size: 0.78rem;
        table-layout: fixed;
        width: 100%;
        min-width: 0;
    }
    #branch-segmentation-card th,
    #branch-segmentation-card td {
        padding: 0.5rem 0.55rem;
    }
    /* 讓表格容器在手機維持可滑動而不撐寬整頁 */
    #branch-segmentation-card .segmentation-table-wrapper,
    #branch-segmentation-card .segmentation-block .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    /* 手機版避免表格往下展開太長：限制高度、改用容器直向捲動 */
    #branch-segmentation-card .segmentation-table-card .segmentation-table-wrapper {
        max-height: 320px;
        height: 320px;
        overflow-y: auto;
    }
    #branch-segmentation-card .segmentation-block .table-container {
        max-height: 360px;
        height: auto;
        overflow-y: auto;
    }
    /* 移除子表格最小寬度，避免逼迫橫向展開整頁 */
    #branch-segmentation-upgrade-table,
    #branch-segmentation-downgrade-table,
    #branch-segmentation-flow-table,
    #branch-segmentation-top-branches-table,
    #branch-segmentation-composition-table {
        min-width: 0;
    }
}


/* ===== 區塊：各分公司市佔排行 ===== */
#branch-share-ranking-card {
    grid-column: 1 / -1;
}

/* ===== 區塊：新戶市佔排行 ===== */
#new-clients-share-ranking-card {
    grid-column: 1 / -1;
}


.ai-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1rem;
}

.gemini-button {
    background-color: #4F46E5;
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

.gemini-button:hover {
    background-color: #4338CA;
}

.gemini-button:disabled {
    background-color: #A5B4FC;
    cursor: not-allowed;
}

.ai-trigger-banner {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.25rem 0 0.75rem;
    margin-bottom: 1.25rem;
    color: #374151;
    font-weight: 600;
    font-size: 0.94rem;
}

.ai-trigger-banner::before {
    content: '';
    display: inline-block;
    width: 0.55rem;
    height: 0.55rem;
    margin-top: 0.55rem;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #F43F5E, #6366F1);
    flex-shrink: 0;
}

.ai-trigger-banner p {
    margin: 0;
    padding: 0;
    font-size: 1rem;
    line-height: 1.6;
}

.ai-trigger-positive {
    color: var(--capital-red);
    font-weight: 700;
}

.ai-trigger-negative {
    color: #16a34a;
    font-weight: 700;
}

#ai-suggestion-container h4 {
    font-size: 1rem;
   color: var(--capital-red);
    margin-top: 1.2rem;
    margin-bottom: 0.6rem;
}

#ai-suggestion-container p {
    font-size: 0.9rem;
    line-height: 1.7;
    white-space: normal;
    margin: 0;
    padding-bottom: 0.75rem;
}


@media (max-width: 900px) {
    body {
        padding: 0 1rem 1rem;
    }

    .dashboard-header {
        padding: 1rem;
        margin: 0 -1rem 1rem;
        width: calc(100% + 2rem);
    }

    .kpi-main-value {
        font-size: 1.5rem;
    }

    #branch-share-ranking-card,
    #new-clients-share-ranking-card {
        grid-column: 1 / -1;
    }
}

/* ===== RWD：<= 1280px ===== */
@media (max-width: 1280px) {
    body {
        padding: 0 1.25rem 1.25rem;
    }
    .dashboard-container {
        grid-template-columns: repeat(8, 1fr);
        gap: 1.25rem;
    }
    .kpi-card {
        grid-column: auto;
        gap: 0.8rem;
    }
    .kpi-content {
        flex-basis: 37%;
        max-width: 37%;
    }
    .kpi-sparkline {
        flex-basis: 59%;
        width: auto;
    }
    .chart-card,
    .section-title,
    #kpi-view-all,
    .rankings-container,
    .sub-rankings-container {
        grid-column: 1 / -1;
    }
}

/* ===== RWD：<= 1024px (平板含漢堡按鈕) ===== */
@media (max-width: 1024px) {
    body {
        padding: 0 1rem 1rem;
    }
    .dashboard-header {
        margin: 0 -1rem 1rem;
        width: calc(100% + 2rem);
        padding: 0.75rem 1rem;
    }
    .header-right-panel {
        gap: 0.75rem;
        flex: 0 0 auto;
        justify-content: flex-start;
    }
    .header-menu-toggle {
        display: inline-flex;
        margin-left: auto;
        margin-right: 0.5rem;
    }
    .header-actions {
        /* 行動版側邊選單：固定在右側滑入 */
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(360px, 85vw);
        justify-content: flex-start;
        background-color: var(--card-bg-color);
        border-left: 1px solid var(--border-color);
        box-shadow: -4px 0 16px rgba(15, 23, 42, 0.12);
        padding: 1.75rem 1.5rem 2rem;
        flex-direction: column;
        align-items: stretch;
        gap: 1.5rem;
        overflow-y: auto;
        transform: translateX(105%);
        transition: transform 0.25s ease;
        z-index: 1200;
    }
    /* `.is-open` 由 script.js 切換；若拿掉這條，手機版選單會無法滑入。 */
    .header-actions.is-open {
        transform: translateX(0);
    }
    .header-actions-close {
        display: inline-flex;
        margin-left: auto;
        background-color: transparent;
    }
    .header-actions-backdrop {
        /* 行動版遮罩：預設不吃事件，開啟時再放開 */
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, 0.4);
        z-index: 1100;
        display: none;
        pointer-events: none;
    }
    /* `.active` 由 script.js 切換；控制遮罩顯示與是否吃點擊事件。 */
    .header-actions-backdrop.active {
        display: block;
        pointer-events: auto;
    }
    .filters {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    .filter-group {
        width: 100%;
        justify-content: space-between;
    }
    .filter-group select,
    .filter-group input,
    .filter-group .custom-select,
    .filter-group .custom-select-toggle {
        flex: 1;
        min-width: 0;
    }
    .notification-center {
        margin: 0;
        width: 100%;
        position: static;
    }
    .notification-bell {
        display: none;
    }
    .notification-dropdown {
        position: static;
        display: block !important;
        width: 100%;
        max-height: none;
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
    #print-dashboard-btn {
        width: 100%;
        justify-content: center;
        margin-right: 0;
    }
    #kpi-view-all {
        grid-template-columns: 1fr;
        gap: 0.9rem;
    }
    .kpi-content {
        min-width: 0;
        flex-basis: 40%;
        max-width: 40%;
    }
    .kpi-sparkline {
        width: auto;
        flex-basis: 56%;
        min-width: 0;
        height: 88px;
    }
}

/* ===== RWD：<= 768px (手機) ===== */
@media (max-width: 768px) {
    .customer-share-search {
        width: 100% !important;
        max-width: none !important;
        flex: 1 1 100% !important;
    }
    .customer-share-search input {
        width: 100% !important;
        max-width: 280px !important;
    }
    .customer-share-search-feedback {
        min-height: auto;
        white-space: normal !important;
        word-break: break-word;
        overflow-wrap: anywhere;
    }
    .dashboard-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .dashboard-header h1 {
        font-size: 1.45rem;
    }
    .kpi-card {
        grid-column: 1 / -1;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        min-height: auto;
    }
    .kpi-content {
        width: 100%;
        flex-basis: auto;
        max-width: 100%;
    }
    .kpi-global-period-selector {
        width: 100%;
        justify-content: flex-start;
    }
    .kpi-sparkline {
        width: 100%;
        height: 48px;
        margin-left: 0;
    }
    .kpi-formula-row {
        margin-top: 0;
        padding: 0.55rem 0.65rem;
    }
    .kpi-formula-row__label,
    .kpi-formula-row__text {
        font-size: 0.78rem;
    }
    .kpi-inline-formula {
        font-size: 0.64rem;
    }
    .chart-container {
        min-height: 300px;
    }
    .rankings-container,
    .sub-rankings-container {
        grid-template-columns: 1fr;
    }
    table {
        font-size: 0.8rem;
    }
    th,
    td {
        padding: 0.65rem 0.75rem;
    }
    .chart-container,
    .chart-legend,
    .active-series-indicator,
    .chart-toolbar {
        display: none !important;
    }
    .rfm-summary-container {
        padding: 1rem;
    }
    .rfm-summary-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .rfm-summary-grid>div {
        background-color: #fff;
        border-radius: 10px;
        padding: 1rem;
    }
    .rfm-mobile-groups {
        display: grid;
        grid-template-columns: 1fr;
    }
    .rfm-mobile-card-metrics {
        gap: 0.25rem 0.5rem;
    }
    .info-pill-row {
        justify-content: center;
    }
}

:where(button, [href], input, select, textarea, [tabindex]:not([tabindex="-1"])):focus-visible {
    outline: 2px solid var(--capital-red);
    outline-offset: 2px;
    border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
    .notification-bell.has-unread {
        animation: none;
        filter: none;
    }
}

/* [RWD] KPI 版型強制規則：桌機/筆電 3 欄；平板/手機 1 欄 */
@media (min-width: 1025px) {
    #kpi-view-all {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    }
}

@media (max-width: 1024px) {
    #kpi-view-all {
        grid-template-columns: 1fr !important;
    }
}

/* [RWD] 安全覆蓋：避免平板/手機在特定寬度發生版面互蓋破圖 */
@media (max-width: 1024px) {
    .dashboard-container {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }

    #volume-analysis,
    #accounts-analysis {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }

    .dashboard-container > *,
    .chart-card,
    .table-container,
    .segmentation-block,
    .segmentation-table-card,
    .segmentation-table-wrapper {
        min-width: 0;
        max-width: 100%;
    }

    .table-container,
    .segmentation-table-wrapper {
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch;
    }

    #branch-segmentation-card .segmentation-grid,
    #branch-segmentation-card .segmentation-subgrid {
        grid-template-columns: 1fr !important;
    }

    #branch-segmentation-composition-table,
    #branch-segmentation-top-branches-table,
    #branch-segmentation-upgrade-table,
    #branch-segmentation-downgrade-table {
        width: max-content;
        min-width: 100%;
        table-layout: auto;
    }

    #branch-segmentation-composition-table th,
    #branch-segmentation-composition-table td,
    #branch-segmentation-top-branches-table th,
    #branch-segmentation-top-branches-table td,
    #branch-segmentation-upgrade-table th,
    #branch-segmentation-upgrade-table td,
    #branch-segmentation-downgrade-table th,
    #branch-segmentation-downgrade-table td {
        white-space: nowrap;
    }

    /* 升/降級表已做專屬筆電/平板配置，不要再被通用安全覆蓋改回舊版寬表行為。 */
    #branch-segmentation-upgrade-table,
    #branch-segmentation-downgrade-table {
        width: 100%;
        min-width: 0;
        table-layout: fixed;
    }

    #branch-segmentation-upgrade-table th,
    #branch-segmentation-upgrade-table td,
    #branch-segmentation-downgrade-table th,
    #branch-segmentation-downgrade-table td {
        white-space: normal;
        word-break: break-word;
    }
}

@media (max-width: 768px) {
    .kpi-card {
        width: 100%;
        min-width: 0;
    }

    .kpi-content,
    .kpi-sparkline {
        max-width: 100%;
    }
}

.mobile-complex-sections-note {
    display: none;
    grid-column: 1 / -1;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    background: #f8fafc;
    color: #475569;
    font-size: 0.86rem;
    line-height: 1.45;
    padding: 0.75rem 0.85rem;
}

.mobile-dormant-quadrant-note {
    display: none;
    margin-top: 0.75rem;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    background: #f8fafc;
    color: #475569;
    font-size: 0.86rem;
    line-height: 1.45;
    padding: 0.75rem 0.85rem;
}

/* [RWD] 手機簡化策略（需求指定）：<=900 隱藏四象限，改用提示文字 */
@media (max-width: 900px) {
    #dormant-accounts-card .dormant-quadrant {
        display: none !important;
    }

    .mobile-dormant-quadrant-note {
        display: block;
    }
}

/* [RWD] 平板/手機簡化策略（需求指定）：<=989 隱藏高複雜區塊，改用提示文字 */
@media (max-width: 989px) {
    #customer-share-growth-card,
    #branch-segmentation-card {
        display: none !important;
    }

    .mobile-complex-sections-note {
        display: block;
    }
}